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<h2>fft_fftw.cc</h2>
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<p>The modified FFT Routine -
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<span class="author">Guru Venkat, 03/17/2011 12:28 am</span></p>
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<p><a href="/exporedmine/attachments/download/1530/fft_fftw.cc">Download</a> <span class="size">(50.4 kB)</span></p>
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<tr><th class="line-num" id="L1"><a href="#L1">1</a></th><td class="line-code"><pre><span class="c">
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<tr><th class="line-num" id="L6"><a href="#L6">6</a></th><td class="line-code"><pre>
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<tr><th class="line-num" id="L7"><a href="#L7">7</a></th><td class="line-code"><pre><span class="pp">#include</span> <span class="ic"><string.h></span>
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<tr><th class="line-num" id="L9"><a href="#L9">9</a></th><td class="line-code"><pre><span class="pp">#include</span> <span class="ic">"nb.h"</span>
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<tr><th class="line-num" id="L10"><a href="#L10">10</a></th><td class="line-code"><pre><span class="pp">#include</span> <span class="ic">"fft.h"</span>
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<tr><th class="line-num" id="L11"><a href="#L11">11</a></th><td class="line-code"><pre>
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<tr><th class="line-num" id="L13"><a href="#L13">13</a></th><td class="line-code"><pre><span class="pp">#include</span> <span class="ic">"mmsmpi.h"</span>
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<tr><th class="line-num" id="L14"><a href="#L14">14</a></th><td class="line-code"><pre><span class="pp">#endif</span> <span class="c"></span>
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<tr><th class="line-num" id="L18"><a href="#L18">18</a></th><td class="line-code"><pre><span class="pp">#include</span> <span class="ic"><fftw3.h></span>
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<tr><th class="line-num" id="L23"><a href="#L23">23</a></th><td class="line-code"><pre><span class="pp">#define</span> CMULT(xr,xi,yr,yi,zr,zi) (zr) = (xr)*(yr)-(xi)*(yi), \
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<tr><th class="line-num" id="L24"><a href="#L24">24</a></th><td class="line-code"><pre> (zi) = (xr)*(yi)+(xi)*(yr)
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<tr><th class="line-num" id="L26"><a href="#L26">26</a></th><td class="line-code"><pre><span class="di">extern</span> <span class="di">inline</span> <span class="di">void</span> CMULT(<span class="di">const</span> MY_COMPLEX_REAL_TYPE &xr,
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<tr><th class="line-num" id="L35"><a href="#L35">35</a></th><td class="line-code"><pre>}
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<tr><th class="line-num" id="L41"><a href="#L41">41</a></th><td class="line-code"><pre> <span class="r">if</span>(Uforward!=(MyComplex *)<span class="pc">NULL</span>) <span class="r">delete</span>[] Uforward;
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<tr><th class="line-num" id="L42"><a href="#L42">42</a></th><td class="line-code"><pre> <span class="r">if</span>(Uinverse!=(MyComplex *)<span class="pc">NULL</span>) <span class="r">delete</span>[] Uinverse;
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<tr><th class="line-num" id="L43"><a href="#L43">43</a></th><td class="line-code"><pre> <span class="r">if</span>(permindex!=(<span class="pt">int</span> *)<span class="pc">NULL</span>) <span class="r">delete</span>[] permindex;
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<tr><th class="line-num" id="L44"><a href="#L44">44</a></th><td class="line-code"><pre> }
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<tr><th class="line-num" id="L47"><a href="#L47">47</a></th><td class="line-code"><pre> permindex=(<span class="pt">int</span> *)<span class="pc">NULL</span>;
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<tr><th class="line-num" id="L48"><a href="#L48">48</a></th><td class="line-code"><pre>}
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<tr><th class="line-num" id="L49"><a href="#L49">49</a></th><td class="line-code"><pre>
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<tr><th class="line-num" id="L51"><a href="#L51">51</a></th><td class="line-code"><pre>{
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<tr><th class="line-num" id="L52"><a href="#L52">52</a></th><td class="line-code"><pre> ReleaseMemory();
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<tr><th class="line-num" id="L53"><a href="#L53">53</a></th><td class="line-code"><pre>}
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<tr><th class="line-num" id="L54"><a href="#L54">54</a></th><td class="line-code"><pre>
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<tr><th class="line-num" id="L55"><a href="#L55">55</a></th><td class="line-code"><pre><span class="di">void</span> FFT::Setup(<span class="pt">int</span> size)
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<tr><th class="line-num" id="L56"><a href="#L56">56</a></th><td class="line-code"><pre>{
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<tr><th class="line-num" id="L57"><a href="#L57">57</a></th><td class="line-code"><pre> <span class="r">if</span>(size==vecsize) <span class="r">return</span>;
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<tr><th class="line-num" id="L58"><a href="#L58">58</a></th><td class="line-code"><pre> <span class="r">if</span>(size<<span class="i">1</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFT::Setup(int): </span><span class="dl">"</span></span>
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<tr><th class="line-num" id="L59"><a href="#L59">59</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested length (%d) must be >0</span><span class="dl">"</span></span>,size);
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<tr><th class="line-num" id="L60"><a href="#L60">60</a></th><td class="line-code"><pre> <span class="pt">int</span> k;
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<tr><th class="line-num" id="L61"><a href="#L61">61</a></th><td class="line-code"><pre> <span class="c">
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<tr><th class="line-num" id="L62"><a href="#L62">62</a></th><td class="line-code"><pre> <span class="r">for</span>(k=size;k><span class="i">2</span>;k/=<span class="i">2</span>)
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</pre></td></tr>
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<tr><th class="line-num" id="L63"><a href="#L63">63</a></th><td class="line-code"><pre> <span class="r">if</span>(k%<span class="i">2</span>!=<span class="i">0</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFT::Setup(int): </span><span class="dl">"</span></span>
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<tr><th class="line-num" id="L64"><a href="#L64">64</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested length (%d) is not a power of 2</span><span class="dl">"</span></span>,size);
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<tr><th class="line-num" id="L65"><a href="#L65">65</a></th><td class="line-code"><pre> ReleaseMemory();
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</pre></td></tr>
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<tr><th class="line-num" id="L66"><a href="#L66">66</a></th><td class="line-code"><pre> vecsize=size;
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</pre></td></tr>
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<tr><th class="line-num" id="L67"><a href="#L67">67</a></th><td class="line-code"><pre>
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</pre></td></tr>
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<tr><th class="line-num" id="L68"><a href="#L68">68</a></th><td class="line-code"><pre> <span class="c">
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</pre></td></tr>
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<tr><th class="line-num" id="L69"><a href="#L69">69</a></th><td class="line-code"><pre> <span class="r">if</span>((Uforward=<span class="r">new</span> MyComplex[size])==<span class="i">0</span>)
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</pre></td></tr>
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<tr><th class="line-num" id="L70"><a href="#L70">70</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFT::Setup %s</span><span class="dl">"</span></span>,ErrNoMem);
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</pre></td></tr>
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<tr><th class="line-num" id="L71"><a href="#L71">71</a></th><td class="line-code"><pre> <span class="r">if</span>((Uinverse=<span class="r">new</span> MyComplex[size])==<span class="i">0</span>)
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</pre></td></tr>
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<tr><th class="line-num" id="L72"><a href="#L72">72</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFT::Setup %s</span><span class="dl">"</span></span>,ErrNoMem);
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</pre></td></tr>
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<tr><th class="line-num" id="L73"><a href="#L73">73</a></th><td class="line-code"><pre><span class="pp">#ifdef</span> ORIG_CODE
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</pre></td></tr>
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382
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<tr><th class="line-num" id="L74"><a href="#L74">74</a></th><td class="line-code"><pre> <span class="pt">double</span> baseang= -<span class="i">2</span>*PI/<span class="pt">double</span>(size);
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</pre></td></tr>
|
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385
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386
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387
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<tr><th class="line-num" id="L75"><a href="#L75">75</a></th><td class="line-code"><pre> Uforward[<span class="i">0</span>]=Uinverse[<span class="i">0</span>]=MyComplex(<span class="i">1</span>,<span class="i">0</span>);
|
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</pre></td></tr>
|
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389
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|
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390
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<tr><th class="line-num" id="L76"><a href="#L76">76</a></th><td class="line-code"><pre> <span class="pt">double</span> x,y;
|
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</pre></td></tr>
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393
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394
|
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395
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<tr><th class="line-num" id="L77"><a href="#L77">77</a></th><td class="line-code"><pre> <span class="r">for</span>(k=<span class="i">1</span>;k<size/<span class="i">2</span>;k++) {
|
|
396
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</pre></td></tr>
|
|
397
|
|
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398
|
|
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399
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<tr><th class="line-num" id="L78"><a href="#L78">78</a></th><td class="line-code"><pre> x = cos(baseang*k);
|
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400
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</pre></td></tr>
|
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401
|
|
|
402
|
|
|
403
|
<tr><th class="line-num" id="L79"><a href="#L79">79</a></th><td class="line-code"><pre> y = -sqrt(<span class="i">1</span>-x*x);
|
|
404
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</pre></td></tr>
|
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405
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|
|
406
|
|
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407
|
<tr><th class="line-num" id="L80"><a href="#L80">80</a></th><td class="line-code"><pre> y += (<span class="i">1</span>-(x*x+y*y))/(<span class="i">2</span>*y); <span class="c">
|
|
408
|
</pre></td></tr>
|
|
409
|
|
|
410
|
|
|
411
|
<tr><th class="line-num" id="L81"><a href="#L81">81</a></th><td class="line-code"><pre> x += (<span class="i">1</span>-(x*x+y*y))/(<span class="i">2</span>*x);
|
|
412
|
</pre></td></tr>
|
|
413
|
|
|
414
|
|
|
415
|
<tr><th class="line-num" id="L82"><a href="#L82">82</a></th><td class="line-code"><pre> Uforward[k]=Uinverse[size-k]=MyComplex(x,y);
|
|
416
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</pre></td></tr>
|
|
417
|
|
|
418
|
|
|
419
|
<tr><th class="line-num" id="L83"><a href="#L83">83</a></th><td class="line-code"><pre> Uforward[size-k]=Uinverse[k]=MyComplex(x,-y);
|
|
420
|
</pre></td></tr>
|
|
421
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|
|
422
|
|
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423
|
<tr><th class="line-num" id="L84"><a href="#L84">84</a></th><td class="line-code"><pre> }
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424
|
</pre></td></tr>
|
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425
|
|
|
426
|
|
|
427
|
<tr><th class="line-num" id="L85"><a href="#L85">85</a></th><td class="line-code"><pre> <span class="r">if</span>(size><span class="i">1</span>) {
|
|
428
|
</pre></td></tr>
|
|
429
|
|
|
430
|
|
|
431
|
<tr><th class="line-num" id="L86"><a href="#L86">86</a></th><td class="line-code"><pre> Uforward[size/<span class="i">2</span>]=Uinverse[size/<span class="i">2</span>]=MyComplex(-<span class="i">1</span>,<span class="i">0</span>);
|
|
432
|
</pre></td></tr>
|
|
433
|
|
|
434
|
|
|
435
|
<tr><th class="line-num" id="L87"><a href="#L87">87</a></th><td class="line-code"><pre> }
|
|
436
|
</pre></td></tr>
|
|
437
|
|
|
438
|
|
|
439
|
<tr><th class="line-num" id="L88"><a href="#L88">88</a></th><td class="line-code"><pre><span class="pp">#else</span>
|
|
440
|
</pre></td></tr>
|
|
441
|
|
|
442
|
|
|
443
|
<tr><th class="line-num" id="L89"><a href="#L89">89</a></th><td class="line-code"><pre> <span class="pt">double</span> baseang = -<span class="i">2</span>*PI/<span class="pt">double</span>(size);
|
|
444
|
</pre></td></tr>
|
|
445
|
|
|
446
|
|
|
447
|
<tr><th class="line-num" id="L90"><a href="#L90">90</a></th><td class="line-code"><pre> <span class="r">for</span>(k=<span class="i">1</span>;k<size/<span class="i">8</span>;k++) {
|
|
448
|
</pre></td></tr>
|
|
449
|
|
|
450
|
|
|
451
|
<tr><th class="line-num" id="L91"><a href="#L91">91</a></th><td class="line-code"><pre> <span class="pt">double</span> angle=k*baseang;
|
|
452
|
</pre></td></tr>
|
|
453
|
|
|
454
|
|
|
455
|
<tr><th class="line-num" id="L92"><a href="#L92">92</a></th><td class="line-code"><pre> <span class="pt">double</span> y=sin(angle);
|
|
456
|
</pre></td></tr>
|
|
457
|
|
|
458
|
|
|
459
|
<tr><th class="line-num" id="L93"><a href="#L93">93</a></th><td class="line-code"><pre> <span class="pt">double</span> x=cos(angle);
|
|
460
|
</pre></td></tr>
|
|
461
|
|
|
462
|
|
|
463
|
<tr><th class="line-num" id="L94"><a href="#L94">94</a></th><td class="line-code"><pre>
|
|
464
|
</pre></td></tr>
|
|
465
|
|
|
466
|
|
|
467
|
<tr><th class="line-num" id="L95"><a href="#L95">95</a></th><td class="line-code"><pre> Uforward[k]=Uinverse[size-k]=MyComplex(x,y);
|
|
468
|
</pre></td></tr>
|
|
469
|
|
|
470
|
|
|
471
|
<tr><th class="line-num" id="L96"><a href="#L96">96</a></th><td class="line-code"><pre> Uforward[size/<span class="i">2</span>-k]=Uinverse[size/<span class="i">2</span>+k]=MyComplex(-x,y);
|
|
472
|
</pre></td></tr>
|
|
473
|
|
|
474
|
|
|
475
|
<tr><th class="line-num" id="L97"><a href="#L97">97</a></th><td class="line-code"><pre> Uforward[size/<span class="i">2</span>+k]=Uinverse[size/<span class="i">2</span>-k]=MyComplex(-x,-y);
|
|
476
|
</pre></td></tr>
|
|
477
|
|
|
478
|
|
|
479
|
<tr><th class="line-num" id="L98"><a href="#L98">98</a></th><td class="line-code"><pre> Uforward[size-k]=Uinverse[k]=MyComplex(x,-y);
|
|
480
|
</pre></td></tr>
|
|
481
|
|
|
482
|
|
|
483
|
<tr><th class="line-num" id="L99"><a href="#L99">99</a></th><td class="line-code"><pre>
|
|
484
|
</pre></td></tr>
|
|
485
|
|
|
486
|
|
|
487
|
<tr><th class="line-num" id="L100"><a href="#L100">100</a></th><td class="line-code"><pre> Uforward[size/<span class="i">4</span>-k]=Uinverse[<span class="i">3</span>*size/<span class="i">4</span>+k]=MyComplex(-y,-x);
|
|
488
|
</pre></td></tr>
|
|
489
|
|
|
490
|
|
|
491
|
<tr><th class="line-num" id="L101"><a href="#L101">101</a></th><td class="line-code"><pre> Uforward[size/<span class="i">4</span>+k]=Uinverse[<span class="i">3</span>*size/<span class="i">4</span>-k]=MyComplex(y,-x);
|
|
492
|
</pre></td></tr>
|
|
493
|
|
|
494
|
|
|
495
|
<tr><th class="line-num" id="L102"><a href="#L102">102</a></th><td class="line-code"><pre> Uforward[<span class="i">3</span>*size/<span class="i">4</span>-k]=Uinverse[size/<span class="i">4</span>+k]=MyComplex(y,x);
|
|
496
|
</pre></td></tr>
|
|
497
|
|
|
498
|
|
|
499
|
<tr><th class="line-num" id="L103"><a href="#L103">103</a></th><td class="line-code"><pre> Uforward[<span class="i">3</span>*size/<span class="i">4</span>+k]=Uinverse[size/<span class="i">4</span>-k]=MyComplex(-y,x);
|
|
500
|
</pre></td></tr>
|
|
501
|
|
|
502
|
|
|
503
|
<tr><th class="line-num" id="L104"><a href="#L104">104</a></th><td class="line-code"><pre> }
|
|
504
|
</pre></td></tr>
|
|
505
|
|
|
506
|
|
|
507
|
<tr><th class="line-num" id="L105"><a href="#L105">105</a></th><td class="line-code"><pre> Uforward[<span class="i">0</span>]=Uinverse[<span class="i">0</span>]=MyComplex(<span class="i">1</span>,<span class="i">0</span>);
|
|
508
|
</pre></td></tr>
|
|
509
|
|
|
510
|
|
|
511
|
<tr><th class="line-num" id="L106"><a href="#L106">106</a></th><td class="line-code"><pre> <span class="r">if</span>(size><span class="i">1</span>) {
|
|
512
|
</pre></td></tr>
|
|
513
|
|
|
514
|
|
|
515
|
<tr><th class="line-num" id="L107"><a href="#L107">107</a></th><td class="line-code"><pre> Uforward[size/<span class="i">2</span>]=Uinverse[size/<span class="i">2</span>]=MyComplex(-<span class="i">1</span>,<span class="i">0</span>);
|
|
516
|
</pre></td></tr>
|
|
517
|
|
|
518
|
|
|
519
|
<tr><th class="line-num" id="L108"><a href="#L108">108</a></th><td class="line-code"><pre> }
|
|
520
|
</pre></td></tr>
|
|
521
|
|
|
522
|
|
|
523
|
<tr><th class="line-num" id="L109"><a href="#L109">109</a></th><td class="line-code"><pre> <span class="r">if</span>(size><span class="i">3</span>) {
|
|
524
|
</pre></td></tr>
|
|
525
|
|
|
526
|
|
|
527
|
<tr><th class="line-num" id="L110"><a href="#L110">110</a></th><td class="line-code"><pre> Uforward[size/<span class="i">4</span>]=Uinverse[<span class="i">3</span>*size/<span class="i">4</span>]=MyComplex(<span class="i">0</span>,-<span class="i">1</span>);
|
|
528
|
</pre></td></tr>
|
|
529
|
|
|
530
|
|
|
531
|
<tr><th class="line-num" id="L111"><a href="#L111">111</a></th><td class="line-code"><pre> Uforward[<span class="i">3</span>*size/<span class="i">4</span>]=Uinverse[size/<span class="i">4</span>]=MyComplex(<span class="i">0</span>,<span class="i">1</span>);
|
|
532
|
</pre></td></tr>
|
|
533
|
|
|
534
|
|
|
535
|
<tr><th class="line-num" id="L112"><a href="#L112">112</a></th><td class="line-code"><pre> }
|
|
536
|
</pre></td></tr>
|
|
537
|
|
|
538
|
|
|
539
|
<tr><th class="line-num" id="L113"><a href="#L113">113</a></th><td class="line-code"><pre> <span class="r">if</span>(size><span class="i">7</span>) {
|
|
540
|
</pre></td></tr>
|
|
541
|
|
|
542
|
|
|
543
|
<tr><th class="line-num" id="L114"><a href="#L114">114</a></th><td class="line-code"><pre> <span class="pt">double</span> x=SQRT1_2; <span class="c">
|
|
544
|
</pre></td></tr>
|
|
545
|
|
|
546
|
|
|
547
|
<tr><th class="line-num" id="L115"><a href="#L115">115</a></th><td class="line-code"><pre> <span class="pt">double</span> y=-x;
|
|
548
|
</pre></td></tr>
|
|
549
|
|
|
550
|
|
|
551
|
<tr><th class="line-num" id="L116"><a href="#L116">116</a></th><td class="line-code"><pre> Uforward[size/<span class="i">8</span>]=Uinverse[<span class="i">7</span>*size/<span class="i">8</span>]=MyComplex(x,y);
|
|
552
|
</pre></td></tr>
|
|
553
|
|
|
554
|
|
|
555
|
<tr><th class="line-num" id="L117"><a href="#L117">117</a></th><td class="line-code"><pre> Uforward[<span class="i">3</span>*size/<span class="i">8</span>]=Uinverse[<span class="i">5</span>*size/<span class="i">8</span>]=MyComplex(-x,y);
|
|
556
|
</pre></td></tr>
|
|
557
|
|
|
558
|
|
|
559
|
<tr><th class="line-num" id="L118"><a href="#L118">118</a></th><td class="line-code"><pre> Uforward[<span class="i">5</span>*size/<span class="i">8</span>]=Uinverse[<span class="i">3</span>*size/<span class="i">8</span>]=MyComplex(-x,-y);
|
|
560
|
</pre></td></tr>
|
|
561
|
|
|
562
|
|
|
563
|
<tr><th class="line-num" id="L119"><a href="#L119">119</a></th><td class="line-code"><pre> Uforward[<span class="i">7</span>*size/<span class="i">8</span>]=Uinverse[size/<span class="i">8</span>]=MyComplex(x,-y);
|
|
564
|
</pre></td></tr>
|
|
565
|
|
|
566
|
|
|
567
|
<tr><th class="line-num" id="L120"><a href="#L120">120</a></th><td class="line-code"><pre> }
|
|
568
|
</pre></td></tr>
|
|
569
|
|
|
570
|
|
|
571
|
<tr><th class="line-num" id="L121"><a href="#L121">121</a></th><td class="line-code"><pre><span class="pp">#endif</span> <span class="c">
|
|
572
|
</pre></td></tr>
|
|
573
|
|
|
574
|
|
|
575
|
<tr><th class="line-num" id="L122"><a href="#L122">122</a></th><td class="line-code"><pre>
|
|
576
|
</pre></td></tr>
|
|
577
|
|
|
578
|
|
|
579
|
<tr><th class="line-num" id="L123"><a href="#L123">123</a></th><td class="line-code"><pre> <span class="c">
|
|
580
|
</pre></td></tr>
|
|
581
|
|
|
582
|
|
|
583
|
<tr><th class="line-num" id="L124"><a href="#L124">124</a></th><td class="line-code"><pre> <span class="r">if</span>((permindex=<span class="r">new</span> <span class="pt">int</span>[size])==<span class="i">0</span>)
|
|
584
|
</pre></td></tr>
|
|
585
|
|
|
586
|
|
|
587
|
<tr><th class="line-num" id="L125"><a href="#L125">125</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFT::Setup %s</span><span class="dl">"</span></span>,ErrNoMem);
|
|
588
|
</pre></td></tr>
|
|
589
|
|
|
590
|
|
|
591
|
<tr><th class="line-num" id="L126"><a href="#L126">126</a></th><td class="line-code"><pre> permindex[<span class="i">0</span>]=<span class="i">0</span>;
|
|
592
|
</pre></td></tr>
|
|
593
|
|
|
594
|
|
|
595
|
<tr><th class="line-num" id="L127"><a href="#L127">127</a></th><td class="line-code"><pre> <span class="pt">int</span> m,n; <span class="c">
|
|
596
|
</pre></td></tr>
|
|
597
|
|
|
598
|
|
|
599
|
<tr><th class="line-num" id="L128"><a href="#L128">128</a></th><td class="line-code"><pre> <span class="r">for</span>(k=<span class="i">1</span>,n=size>><span class="i">1</span>;k<size;k++) {
|
|
600
|
</pre></td></tr>
|
|
601
|
|
|
602
|
|
|
603
|
<tr><th class="line-num" id="L129"><a href="#L129">129</a></th><td class="line-code"><pre> <span class="c">
|
|
604
|
</pre></td></tr>
|
|
605
|
|
|
606
|
|
|
607
|
<tr><th class="line-num" id="L130"><a href="#L130">130</a></th><td class="line-code"><pre> <span class="r">if</span>(n>k) permindex[k]=n; <span class="c">
|
|
608
|
</pre></td></tr>
|
|
609
|
|
|
610
|
|
|
611
|
<tr><th class="line-num" id="L131"><a href="#L131">131</a></th><td class="line-code"><pre> <span class="r">else</span> permindex[k]=<span class="i">0</span>; <span class="c">
|
|
612
|
</pre></td></tr>
|
|
613
|
|
|
614
|
|
|
615
|
<tr><th class="line-num" id="L132"><a href="#L132">132</a></th><td class="line-code"><pre> <span class="c">
|
|
616
|
</pre></td></tr>
|
|
617
|
|
|
618
|
|
|
619
|
<tr><th class="line-num" id="L133"><a href="#L133">133</a></th><td class="line-code"><pre> m=size>><span class="i">1</span>;
|
|
620
|
</pre></td></tr>
|
|
621
|
|
|
622
|
|
|
623
|
<tr><th class="line-num" id="L134"><a href="#L134">134</a></th><td class="line-code"><pre> <span class="r">while</span>(m><span class="i">0</span> && n&m) { n-=m; m>>=<span class="i">1</span>; }
|
|
624
|
</pre></td></tr>
|
|
625
|
|
|
626
|
|
|
627
|
<tr><th class="line-num" id="L135"><a href="#L135">135</a></th><td class="line-code"><pre> n+=m;
|
|
628
|
</pre></td></tr>
|
|
629
|
|
|
630
|
|
|
631
|
<tr><th class="line-num" id="L136"><a href="#L136">136</a></th><td class="line-code"><pre> }
|
|
632
|
</pre></td></tr>
|
|
633
|
|
|
634
|
|
|
635
|
<tr><th class="line-num" id="L137"><a href="#L137">137</a></th><td class="line-code"><pre>}
|
|
636
|
</pre></td></tr>
|
|
637
|
|
|
638
|
|
|
639
|
<tr><th class="line-num" id="L138"><a href="#L138">138</a></th><td class="line-code"><pre>
|
|
640
|
</pre></td></tr>
|
|
641
|
|
|
642
|
|
|
643
|
<tr><th class="line-num" id="L139"><a href="#L139">139</a></th><td class="line-code"><pre><span class="di">void</span> FFT::ForwardDecFreq(<span class="pt">int</span> size,MyComplex *vec,FFT_REAL_TYPE divisor)
|
|
644
|
</pre></td></tr>
|
|
645
|
|
|
646
|
|
|
647
|
<tr><th class="line-num" id="L140"><a href="#L140">140</a></th><td class="line-code"><pre>{ <span class="c">
|
|
648
|
</pre></td></tr>
|
|
649
|
|
|
650
|
|
|
651
|
<tr><th class="line-num" id="L141"><a href="#L141">141</a></th><td class="line-code"><pre>
|
|
652
|
</pre></td></tr>
|
|
653
|
|
|
654
|
|
|
655
|
<tr><th class="line-num" id="L142"><a href="#L142">142</a></th><td class="line-code"><pre> <span class="r">if</span>(divisor==<span class="i">0</span>) divisor=<span class="fl">1</span><span class="fl">.0</span>; <span class="c">
|
|
656
|
</pre></td></tr>
|
|
657
|
|
|
658
|
|
|
659
|
<tr><th class="line-num" id="L143"><a href="#L143">143</a></th><td class="line-code"><pre> Setup(size);
|
|
660
|
</pre></td></tr>
|
|
661
|
|
|
662
|
|
|
663
|
<tr><th class="line-num" id="L144"><a href="#L144">144</a></th><td class="line-code"><pre> BaseDecFreqForward(vec);
|
|
664
|
</pre></td></tr>
|
|
665
|
|
|
666
|
|
|
667
|
<tr><th class="line-num" id="L145"><a href="#L145">145</a></th><td class="line-code"><pre> Permute(vec);
|
|
668
|
</pre></td></tr>
|
|
669
|
|
|
670
|
|
|
671
|
<tr><th class="line-num" id="L146"><a href="#L146">146</a></th><td class="line-code"><pre> <span class="r">if</span>(divisor!=<span class="fl">0</span>. && divisor!=<span class="fl">1</span>.) {
|
|
672
|
</pre></td></tr>
|
|
673
|
|
|
674
|
|
|
675
|
<tr><th class="line-num" id="L147"><a href="#L147">147</a></th><td class="line-code"><pre> MY_COMPLEX_REAL_TYPE mult=<span class="fl">1</span>./divisor;
|
|
676
|
</pre></td></tr>
|
|
677
|
|
|
678
|
|
|
679
|
<tr><th class="line-num" id="L148"><a href="#L148">148</a></th><td class="line-code"><pre> <span class="r">for</span>(<span class="pt">int</span> k=<span class="i">0</span>;k<size;k++) vec[k]*=mult;
|
|
680
|
</pre></td></tr>
|
|
681
|
|
|
682
|
|
|
683
|
<tr><th class="line-num" id="L149"><a href="#L149">149</a></th><td class="line-code"><pre> }
|
|
684
|
</pre></td></tr>
|
|
685
|
|
|
686
|
|
|
687
|
<tr><th class="line-num" id="L150"><a href="#L150">150</a></th><td class="line-code"><pre>}
|
|
688
|
</pre></td></tr>
|
|
689
|
|
|
690
|
|
|
691
|
<tr><th class="line-num" id="L151"><a href="#L151">151</a></th><td class="line-code"><pre>
|
|
692
|
</pre></td></tr>
|
|
693
|
|
|
694
|
|
|
695
|
<tr><th class="line-num" id="L152"><a href="#L152">152</a></th><td class="line-code"><pre><span class="di">void</span> FFT::InverseDecTime(<span class="pt">int</span> size,MyComplex *vec,FFT_REAL_TYPE divisor)
|
|
696
|
</pre></td></tr>
|
|
697
|
|
|
698
|
|
|
699
|
<tr><th class="line-num" id="L153"><a href="#L153">153</a></th><td class="line-code"><pre>{
|
|
700
|
</pre></td></tr>
|
|
701
|
|
|
702
|
|
|
703
|
<tr><th class="line-num" id="L154"><a href="#L154">154</a></th><td class="line-code"><pre> <span class="r">if</span>(divisor==<span class="i">0</span>) divisor=(FFT_REAL_TYPE)size;
|
|
704
|
</pre></td></tr>
|
|
705
|
|
|
706
|
|
|
707
|
<tr><th class="line-num" id="L155"><a href="#L155">155</a></th><td class="line-code"><pre> <span class="c">
|
|
708
|
</pre></td></tr>
|
|
709
|
|
|
710
|
|
|
711
|
<tr><th class="line-num" id="L156"><a href="#L156">156</a></th><td class="line-code"><pre> Setup(size);
|
|
712
|
</pre></td></tr>
|
|
713
|
|
|
714
|
|
|
715
|
<tr><th class="line-num" id="L157"><a href="#L157">157</a></th><td class="line-code"><pre> Permute(vec);
|
|
716
|
</pre></td></tr>
|
|
717
|
|
|
718
|
|
|
719
|
<tr><th class="line-num" id="L158"><a href="#L158">158</a></th><td class="line-code"><pre> BaseDecTimeInverse(vec);
|
|
720
|
</pre></td></tr>
|
|
721
|
|
|
722
|
|
|
723
|
<tr><th class="line-num" id="L159"><a href="#L159">159</a></th><td class="line-code"><pre> <span class="r">if</span>(divisor!=<span class="fl">0</span>. && divisor!=<span class="fl">1</span>.) {
|
|
724
|
</pre></td></tr>
|
|
725
|
|
|
726
|
|
|
727
|
<tr><th class="line-num" id="L160"><a href="#L160">160</a></th><td class="line-code"><pre> MY_COMPLEX_REAL_TYPE mult=<span class="fl">1</span>./divisor;
|
|
728
|
</pre></td></tr>
|
|
729
|
|
|
730
|
|
|
731
|
<tr><th class="line-num" id="L161"><a href="#L161">161</a></th><td class="line-code"><pre> <span class="r">for</span>(<span class="pt">int</span> k=<span class="i">0</span>;k<size;k++) vec[k]*=mult;
|
|
732
|
</pre></td></tr>
|
|
733
|
|
|
734
|
|
|
735
|
<tr><th class="line-num" id="L162"><a href="#L162">162</a></th><td class="line-code"><pre> }
|
|
736
|
</pre></td></tr>
|
|
737
|
|
|
738
|
|
|
739
|
<tr><th class="line-num" id="L163"><a href="#L163">163</a></th><td class="line-code"><pre>
|
|
740
|
</pre></td></tr>
|
|
741
|
|
|
742
|
|
|
743
|
<tr><th class="line-num" id="L164"><a href="#L164">164</a></th><td class="line-code"><pre>}
|
|
744
|
</pre></td></tr>
|
|
745
|
|
|
746
|
|
|
747
|
<tr><th class="line-num" id="L165"><a href="#L165">165</a></th><td class="line-code"><pre>
|
|
748
|
</pre></td></tr>
|
|
749
|
|
|
750
|
|
|
751
|
<tr><th class="line-num" id="L166"><a href="#L166">166</a></th><td class="line-code"><pre><span class="di">inline</span> <span class="di">void</span> Swap(MyComplex &a,MyComplex &b)
|
|
752
|
</pre></td></tr>
|
|
753
|
|
|
754
|
|
|
755
|
<tr><th class="line-num" id="L167"><a href="#L167">167</a></th><td class="line-code"><pre>{ MyComplex c(a); a=b; b=c; }
|
|
756
|
</pre></td></tr>
|
|
757
|
|
|
758
|
|
|
759
|
<tr><th class="line-num" id="L168"><a href="#L168">168</a></th><td class="line-code"><pre>
|
|
760
|
</pre></td></tr>
|
|
761
|
|
|
762
|
|
|
763
|
<tr><th class="line-num" id="L169"><a href="#L169">169</a></th><td class="line-code"><pre><span class="di">void</span> FFT::Permute(MyComplex *vec)
|
|
764
|
</pre></td></tr>
|
|
765
|
|
|
766
|
|
|
767
|
<tr><th class="line-num" id="L170"><a href="#L170">170</a></th><td class="line-code"><pre>{ <span class="c"></span>
|
|
768
|
</pre></td></tr>
|
|
769
|
|
|
770
|
|
|
771
|
<tr><th class="line-num" id="L171"><a href="#L171">171</a></th><td class="line-code"><pre> <span class="pt">int</span> i,j;
|
|
772
|
</pre></td></tr>
|
|
773
|
|
|
774
|
|
|
775
|
<tr><th class="line-num" id="L172"><a href="#L172">172</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<vecsize;i++) {
|
|
776
|
</pre></td></tr>
|
|
777
|
|
|
778
|
|
|
779
|
<tr><th class="line-num" id="L173"><a href="#L173">173</a></th><td class="line-code"><pre> <span class="r">if</span>((j=permindex[i])!=<span class="i">0</span>) Swap(vec[i],vec[j]);
|
|
780
|
</pre></td></tr>
|
|
781
|
|
|
782
|
|
|
783
|
<tr><th class="line-num" id="L174"><a href="#L174">174</a></th><td class="line-code"><pre> }
|
|
784
|
</pre></td></tr>
|
|
785
|
|
|
786
|
|
|
787
|
<tr><th class="line-num" id="L175"><a href="#L175">175</a></th><td class="line-code"><pre>}
|
|
788
|
</pre></td></tr>
|
|
789
|
|
|
790
|
|
|
791
|
<tr><th class="line-num" id="L176"><a href="#L176">176</a></th><td class="line-code"><pre>
|
|
792
|
</pre></td></tr>
|
|
793
|
|
|
794
|
|
|
795
|
<tr><th class="line-num" id="L177"><a href="#L177">177</a></th><td class="line-code"><pre>
|
|
796
|
</pre></td></tr>
|
|
797
|
|
|
798
|
|
|
799
|
<tr><th class="line-num" id="L178"><a href="#L178">178</a></th><td class="line-code"><pre><span class="di">void</span> FFT::BaseDecFreqForward(MyComplex *vec)
|
|
800
|
</pre></td></tr>
|
|
801
|
|
|
802
|
|
|
803
|
<tr><th class="line-num" id="L179"><a href="#L179">179</a></th><td class="line-code"><pre>{ <span class="c">
|
|
804
|
</pre></td></tr>
|
|
805
|
|
|
806
|
|
|
807
|
<tr><th class="line-num" id="L180"><a href="#L180">180</a></th><td class="line-code"><pre> <span class="c">
|
|
808
|
</pre></td></tr>
|
|
809
|
|
|
810
|
|
|
811
|
<tr><th class="line-num" id="L181"><a href="#L181">181</a></th><td class="line-code"><pre> <span class="c">
|
|
812
|
</pre></td></tr>
|
|
813
|
|
|
814
|
|
|
815
|
<tr><th class="line-num" id="L182"><a href="#L182">182</a></th><td class="line-code"><pre> <span class="c">
|
|
816
|
</pre></td></tr>
|
|
817
|
|
|
818
|
|
|
819
|
<tr><th class="line-num" id="L183"><a href="#L183">183</a></th><td class="line-code"><pre> <span class="c">
|
|
820
|
</pre></td></tr>
|
|
821
|
|
|
822
|
|
|
823
|
<tr><th class="line-num" id="L184"><a href="#L184">184</a></th><td class="line-code"><pre> <span class="c">
|
|
824
|
</pre></td></tr>
|
|
825
|
|
|
826
|
|
|
827
|
<tr><th class="line-num" id="L185"><a href="#L185">185</a></th><td class="line-code"><pre> <span class="c">
|
|
828
|
</pre></td></tr>
|
|
829
|
|
|
830
|
|
|
831
|
<tr><th class="line-num" id="L186"><a href="#L186">186</a></th><td class="line-code"><pre> <span class="c">
|
|
832
|
</pre></td></tr>
|
|
833
|
|
|
834
|
|
|
835
|
<tr><th class="line-num" id="L187"><a href="#L187">187</a></th><td class="line-code"><pre> <span class="c">
|
|
836
|
</pre></td></tr>
|
|
837
|
|
|
838
|
|
|
839
|
<tr><th class="line-num" id="L188"><a href="#L188">188</a></th><td class="line-code"><pre> <span class="c">
|
|
840
|
</pre></td></tr>
|
|
841
|
|
|
842
|
|
|
843
|
<tr><th class="line-num" id="L189"><a href="#L189">189</a></th><td class="line-code"><pre> <span class="c">
|
|
844
|
</pre></td></tr>
|
|
845
|
|
|
846
|
|
|
847
|
<tr><th class="line-num" id="L190"><a href="#L190">190</a></th><td class="line-code"><pre> <span class="c">
|
|
848
|
</pre></td></tr>
|
|
849
|
|
|
850
|
|
|
851
|
<tr><th class="line-num" id="L191"><a href="#L191">191</a></th><td class="line-code"><pre> <span class="c">
|
|
852
|
</pre></td></tr>
|
|
853
|
|
|
854
|
|
|
855
|
<tr><th class="line-num" id="L192"><a href="#L192">192</a></th><td class="line-code"><pre> <span class="c">
|
|
856
|
</pre></td></tr>
|
|
857
|
|
|
858
|
|
|
859
|
<tr><th class="line-num" id="L193"><a href="#L193">193</a></th><td class="line-code"><pre> <span class="c">
|
|
860
|
</pre></td></tr>
|
|
861
|
|
|
862
|
|
|
863
|
<tr><th class="line-num" id="L194"><a href="#L194">194</a></th><td class="line-code"><pre> <span class="c">
|
|
864
|
</pre></td></tr>
|
|
865
|
|
|
866
|
|
|
867
|
<tr><th class="line-num" id="L195"><a href="#L195">195</a></th><td class="line-code"><pre> <span class="c">
|
|
868
|
</pre></td></tr>
|
|
869
|
|
|
870
|
|
|
871
|
<tr><th class="line-num" id="L196"><a href="#L196">196</a></th><td class="line-code"><pre> <span class="c">
|
|
872
|
</pre></td></tr>
|
|
873
|
|
|
874
|
|
|
875
|
<tr><th class="line-num" id="L197"><a href="#L197">197</a></th><td class="line-code"><pre>
|
|
876
|
</pre></td></tr>
|
|
877
|
|
|
878
|
|
|
879
|
<tr><th class="line-num" id="L198"><a href="#L198">198</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize==<span class="i">1</span>) <span class="r">return</span>; <span class="c">
|
|
880
|
</pre></td></tr>
|
|
881
|
|
|
882
|
|
|
883
|
<tr><th class="line-num" id="L199"><a href="#L199">199</a></th><td class="line-code"><pre>
|
|
884
|
</pre></td></tr>
|
|
885
|
|
|
886
|
|
|
887
|
<tr><th class="line-num" id="L200"><a href="#L200">200</a></th><td class="line-code"><pre> MY_COMPLEX_REAL_TYPE *v;
|
|
888
|
</pre></td></tr>
|
|
889
|
|
|
890
|
|
|
891
|
<tr><th class="line-num" id="L201"><a href="#L201">201</a></th><td class="line-code"><pre>
|
|
892
|
</pre></td></tr>
|
|
893
|
|
|
894
|
|
|
895
|
<tr><th class="line-num" id="L202"><a href="#L202">202</a></th><td class="line-code"><pre> MY_COMPLEX_REAL_TYPE <span class="di">const</span> *<span class="di">const</span> U=(MY_COMPLEX_REAL_TYPE *)Uforward;
|
|
896
|
</pre></td></tr>
|
|
897
|
|
|
898
|
|
|
899
|
<tr><th class="line-num" id="L203"><a href="#L203">203</a></th><td class="line-code"><pre> MY_COMPLEX_REAL_TYPE *<span class="di">const</span> dvec=(MY_COMPLEX_REAL_TYPE *)vec;
|
|
900
|
</pre></td></tr>
|
|
901
|
|
|
902
|
|
|
903
|
<tr><th class="line-num" id="L204"><a href="#L204">204</a></th><td class="line-code"><pre>
|
|
904
|
</pre></td></tr>
|
|
905
|
|
|
906
|
|
|
907
|
<tr><th class="line-num" id="L205"><a href="#L205">205</a></th><td class="line-code"><pre> <span class="pt">int</span> block,blocksize,blockcount,offset,uoff1;
|
|
908
|
</pre></td></tr>
|
|
909
|
|
|
910
|
|
|
911
|
<tr><th class="line-num" id="L206"><a href="#L206">206</a></th><td class="line-code"><pre> <span class="pt">int</span> halfbs,threehalfbs; <span class="c">
|
|
912
|
</pre></td></tr>
|
|
913
|
|
|
914
|
|
|
915
|
<tr><th class="line-num" id="L207"><a href="#L207">207</a></th><td class="line-code"><pre> FFT_REAL_TYPE m1x,m1y,m2x,m2y,m3x,m3y;
|
|
916
|
</pre></td></tr>
|
|
917
|
|
|
918
|
|
|
919
|
<tr><th class="line-num" id="L208"><a href="#L208">208</a></th><td class="line-code"><pre> FFT_REAL_TYPE x0,y0,x1,y1,x2,y2,x3,y3;
|
|
920
|
</pre></td></tr>
|
|
921
|
|
|
922
|
|
|
923
|
<tr><th class="line-num" id="L209"><a href="#L209">209</a></th><td class="line-code"><pre> FFT_REAL_TYPE xs02,ys02,xd02,yd02,xs13,ys13,xd13,yd13;
|
|
924
|
</pre></td></tr>
|
|
925
|
|
|
926
|
|
|
927
|
<tr><th class="line-num" id="L210"><a href="#L210">210</a></th><td class="line-code"><pre> FFT_REAL_TYPE t1x,t1y,t2x,t2y,t3x,t3y;
|
|
928
|
</pre></td></tr>
|
|
929
|
|
|
930
|
|
|
931
|
<tr><th class="line-num" id="L211"><a href="#L211">211</a></th><td class="line-code"><pre>
|
|
932
|
</pre></td></tr>
|
|
933
|
|
|
934
|
|
|
935
|
<tr><th class="line-num" id="L212"><a href="#L212">212</a></th><td class="line-code"><pre>
|
|
936
|
</pre></td></tr>
|
|
937
|
|
|
938
|
|
|
939
|
<tr><th class="line-num" id="L213"><a href="#L213">213</a></th><td class="line-code"><pre> <span class="c">
|
|
940
|
</pre></td></tr>
|
|
941
|
|
|
942
|
|
|
943
|
<tr><th class="line-num" id="L214"><a href="#L214">214</a></th><td class="line-code"><pre> <span class="r">for</span>(blocksize=vecsize,blockcount=<span class="i">1</span>;blocksize><span class="i">4</span>;
|
|
944
|
</pre></td></tr>
|
|
945
|
|
|
946
|
|
|
947
|
<tr><th class="line-num" id="L215"><a href="#L215">215</a></th><td class="line-code"><pre> blocksize/=<span class="i">4</span>,blockcount*=<span class="i">4</span>) {
|
|
948
|
</pre></td></tr>
|
|
949
|
|
|
950
|
|
|
951
|
<tr><th class="line-num" id="L216"><a href="#L216">216</a></th><td class="line-code"><pre> <span class="c">
|
|
952
|
</pre></td></tr>
|
|
953
|
|
|
954
|
|
|
955
|
<tr><th class="line-num" id="L217"><a href="#L217">217</a></th><td class="line-code"><pre> halfbs=blocksize/<span class="i">2</span>; threehalfbs=blocksize+halfbs;
|
|
956
|
</pre></td></tr>
|
|
957
|
|
|
958
|
|
|
959
|
<tr><th class="line-num" id="L218"><a href="#L218">218</a></th><td class="line-code"><pre> <span class="r">for</span>(block=<span class="i">0</span>,v=dvec;block<blockcount;block++,v+=<span class="i">2</span>*blocksize) {
|
|
960
|
</pre></td></tr>
|
|
961
|
|
|
962
|
|
|
963
|
<tr><th class="line-num" id="L219"><a href="#L219">219</a></th><td class="line-code"><pre> <span class="r">for</span>(offset=<span class="i">0</span>;offset<halfbs;offset+=<span class="i">2</span>) {
|
|
964
|
</pre></td></tr>
|
|
965
|
|
|
966
|
|
|
967
|
<tr><th class="line-num" id="L220"><a href="#L220">220</a></th><td class="line-code"><pre> uoff1=offset*blockcount;
|
|
968
|
</pre></td></tr>
|
|
969
|
|
|
970
|
|
|
971
|
<tr><th class="line-num" id="L221"><a href="#L221">221</a></th><td class="line-code"><pre> m1x=U[uoff1]; m1y=U[uoff1+<span class="i">1</span>];
|
|
972
|
</pre></td></tr>
|
|
973
|
|
|
974
|
|
|
975
|
<tr><th class="line-num" id="L222"><a href="#L222">222</a></th><td class="line-code"><pre> m2x=U[<span class="i">2</span>*uoff1]; m2y=U[<span class="i">2</span>*uoff1+<span class="i">1</span>];
|
|
976
|
</pre></td></tr>
|
|
977
|
|
|
978
|
|
|
979
|
<tr><th class="line-num" id="L223"><a href="#L223">223</a></th><td class="line-code"><pre> m3x=U[<span class="i">3</span>*uoff1]; m3y=U[<span class="i">3</span>*uoff1+<span class="i">1</span>];
|
|
980
|
</pre></td></tr>
|
|
981
|
|
|
982
|
|
|
983
|
<tr><th class="line-num" id="L224"><a href="#L224">224</a></th><td class="line-code"><pre>
|
|
984
|
</pre></td></tr>
|
|
985
|
|
|
986
|
|
|
987
|
<tr><th class="line-num" id="L225"><a href="#L225">225</a></th><td class="line-code"><pre> x0=v[offset];
|
|
988
|
</pre></td></tr>
|
|
989
|
|
|
990
|
|
|
991
|
<tr><th class="line-num" id="L226"><a href="#L226">226</a></th><td class="line-code"><pre> y0=v[offset+<span class="i">1</span>];
|
|
992
|
</pre></td></tr>
|
|
993
|
|
|
994
|
|
|
995
|
<tr><th class="line-num" id="L227"><a href="#L227">227</a></th><td class="line-code"><pre> x1=v[halfbs+offset];
|
|
996
|
</pre></td></tr>
|
|
997
|
|
|
998
|
|
|
999
|
<tr><th class="line-num" id="L228"><a href="#L228">228</a></th><td class="line-code"><pre> y1=v[halfbs+offset+<span class="i">1</span>];
|
|
1000
|
</pre></td></tr>
|
|
1001
|
|
|
1002
|
|
|
1003
|
<tr><th class="line-num" id="L229"><a href="#L229">229</a></th><td class="line-code"><pre> x2=v[blocksize+offset];
|
|
1004
|
</pre></td></tr>
|
|
1005
|
|
|
1006
|
|
|
1007
|
<tr><th class="line-num" id="L230"><a href="#L230">230</a></th><td class="line-code"><pre> y2=v[blocksize+offset+<span class="i">1</span>];
|
|
1008
|
</pre></td></tr>
|
|
1009
|
|
|
1010
|
|
|
1011
|
<tr><th class="line-num" id="L231"><a href="#L231">231</a></th><td class="line-code"><pre> x3=v[threehalfbs+offset];
|
|
1012
|
</pre></td></tr>
|
|
1013
|
|
|
1014
|
|
|
1015
|
<tr><th class="line-num" id="L232"><a href="#L232">232</a></th><td class="line-code"><pre> y3=v[threehalfbs+offset+<span class="i">1</span>];
|
|
1016
|
</pre></td></tr>
|
|
1017
|
|
|
1018
|
|
|
1019
|
<tr><th class="line-num" id="L233"><a href="#L233">233</a></th><td class="line-code"><pre>
|
|
1020
|
</pre></td></tr>
|
|
1021
|
|
|
1022
|
|
|
1023
|
<tr><th class="line-num" id="L234"><a href="#L234">234</a></th><td class="line-code"><pre> xs02=x0+x2; xs13=x1+x3;
|
|
1024
|
</pre></td></tr>
|
|
1025
|
|
|
1026
|
|
|
1027
|
<tr><th class="line-num" id="L235"><a href="#L235">235</a></th><td class="line-code"><pre> v[offset]=xs02+xs13;
|
|
1028
|
</pre></td></tr>
|
|
1029
|
|
|
1030
|
|
|
1031
|
<tr><th class="line-num" id="L236"><a href="#L236">236</a></th><td class="line-code"><pre> t1x=xs02-xs13;
|
|
1032
|
</pre></td></tr>
|
|
1033
|
|
|
1034
|
|
|
1035
|
<tr><th class="line-num" id="L237"><a href="#L237">237</a></th><td class="line-code"><pre>
|
|
1036
|
</pre></td></tr>
|
|
1037
|
|
|
1038
|
|
|
1039
|
<tr><th class="line-num" id="L238"><a href="#L238">238</a></th><td class="line-code"><pre> ys02=y0+y2; ys13=y1+y3;
|
|
1040
|
</pre></td></tr>
|
|
1041
|
|
|
1042
|
|
|
1043
|
<tr><th class="line-num" id="L239"><a href="#L239">239</a></th><td class="line-code"><pre> v[offset+<span class="i">1</span>]=ys02+ys13;
|
|
1044
|
</pre></td></tr>
|
|
1045
|
|
|
1046
|
|
|
1047
|
<tr><th class="line-num" id="L240"><a href="#L240">240</a></th><td class="line-code"><pre> t1y=ys02-ys13;
|
|
1048
|
</pre></td></tr>
|
|
1049
|
|
|
1050
|
|
|
1051
|
<tr><th class="line-num" id="L241"><a href="#L241">241</a></th><td class="line-code"><pre>
|
|
1052
|
</pre></td></tr>
|
|
1053
|
|
|
1054
|
|
|
1055
|
<tr><th class="line-num" id="L242"><a href="#L242">242</a></th><td class="line-code"><pre> v[halfbs+offset] =t1x*m2x-t1y*m2y;
|
|
1056
|
</pre></td></tr>
|
|
1057
|
|
|
1058
|
|
|
1059
|
<tr><th class="line-num" id="L243"><a href="#L243">243</a></th><td class="line-code"><pre> v[halfbs+offset+<span class="i">1</span>] =t1y*m2x+t1x*m2y;
|
|
1060
|
</pre></td></tr>
|
|
1061
|
|
|
1062
|
|
|
1063
|
<tr><th class="line-num" id="L244"><a href="#L244">244</a></th><td class="line-code"><pre>
|
|
1064
|
</pre></td></tr>
|
|
1065
|
|
|
1066
|
|
|
1067
|
<tr><th class="line-num" id="L245"><a href="#L245">245</a></th><td class="line-code"><pre> xd02=x0-x2; yd13=y1-y3;
|
|
1068
|
</pre></td></tr>
|
|
1069
|
|
|
1070
|
|
|
1071
|
<tr><th class="line-num" id="L246"><a href="#L246">246</a></th><td class="line-code"><pre> t3x=xd02-yd13; t2x=xd02+yd13;
|
|
1072
|
</pre></td></tr>
|
|
1073
|
|
|
1074
|
|
|
1075
|
<tr><th class="line-num" id="L247"><a href="#L247">247</a></th><td class="line-code"><pre> yd02=y0-y2; xd13=x1-x3;
|
|
1076
|
</pre></td></tr>
|
|
1077
|
|
|
1078
|
|
|
1079
|
<tr><th class="line-num" id="L248"><a href="#L248">248</a></th><td class="line-code"><pre> t3y=yd02+xd13; t2y=yd02-xd13;
|
|
1080
|
</pre></td></tr>
|
|
1081
|
|
|
1082
|
|
|
1083
|
<tr><th class="line-num" id="L249"><a href="#L249">249</a></th><td class="line-code"><pre> v[blocksize+offset] =t2x*m1x-t2y*m1y;
|
|
1084
|
</pre></td></tr>
|
|
1085
|
|
|
1086
|
|
|
1087
|
<tr><th class="line-num" id="L250"><a href="#L250">250</a></th><td class="line-code"><pre> v[blocksize+offset+<span class="i">1</span>]=t2y*m1x+t2x*m1y;
|
|
1088
|
</pre></td></tr>
|
|
1089
|
|
|
1090
|
|
|
1091
|
<tr><th class="line-num" id="L251"><a href="#L251">251</a></th><td class="line-code"><pre> v[threehalfbs+offset] =t3x*m3x-t3y*m3y;
|
|
1092
|
</pre></td></tr>
|
|
1093
|
|
|
1094
|
|
|
1095
|
<tr><th class="line-num" id="L252"><a href="#L252">252</a></th><td class="line-code"><pre> v[threehalfbs+offset+<span class="i">1</span>]=t3y*m3x+t3x*m3y;
|
|
1096
|
</pre></td></tr>
|
|
1097
|
|
|
1098
|
|
|
1099
|
<tr><th class="line-num" id="L253"><a href="#L253">253</a></th><td class="line-code"><pre> }
|
|
1100
|
</pre></td></tr>
|
|
1101
|
|
|
1102
|
|
|
1103
|
<tr><th class="line-num" id="L254"><a href="#L254">254</a></th><td class="line-code"><pre> }
|
|
1104
|
</pre></td></tr>
|
|
1105
|
|
|
1106
|
|
|
1107
|
<tr><th class="line-num" id="L255"><a href="#L255">255</a></th><td class="line-code"><pre> }
|
|
1108
|
</pre></td></tr>
|
|
1109
|
|
|
1110
|
|
|
1111
|
<tr><th class="line-num" id="L256"><a href="#L256">256</a></th><td class="line-code"><pre>
|
|
1112
|
</pre></td></tr>
|
|
1113
|
|
|
1114
|
|
|
1115
|
<tr><th class="line-num" id="L257"><a href="#L257">257</a></th><td class="line-code"><pre> <span class="c">
|
|
1116
|
</pre></td></tr>
|
|
1117
|
|
|
1118
|
|
|
1119
|
<tr><th class="line-num" id="L258"><a href="#L258">258</a></th><td class="line-code"><pre> <span class="r">if</span>(blocksize==<span class="i">4</span>) {
|
|
1120
|
</pre></td></tr>
|
|
1121
|
|
|
1122
|
|
|
1123
|
<tr><th class="line-num" id="L259"><a href="#L259">259</a></th><td class="line-code"><pre> blockcount=vecsize/<span class="i">4</span>;
|
|
1124
|
</pre></td></tr>
|
|
1125
|
|
|
1126
|
|
|
1127
|
<tr><th class="line-num" id="L260"><a href="#L260">260</a></th><td class="line-code"><pre> <span class="r">for</span>(block=<span class="i">0</span>,v=dvec;block<blockcount;block++,v+=<span class="i">8</span>) {
|
|
1128
|
</pre></td></tr>
|
|
1129
|
|
|
1130
|
|
|
1131
|
<tr><th class="line-num" id="L261"><a href="#L261">261</a></th><td class="line-code"><pre> x0=v[<span class="i">0</span>]; y0=v[<span class="i">1</span>]; x1=v[<span class="i">2</span>]; y1=v[<span class="i">3</span>];
|
|
1132
|
</pre></td></tr>
|
|
1133
|
|
|
1134
|
|
|
1135
|
<tr><th class="line-num" id="L262"><a href="#L262">262</a></th><td class="line-code"><pre> x2=v[<span class="i">4</span>]; y2=v[<span class="i">5</span>]; x3=v[<span class="i">6</span>]; y3=v[<span class="i">7</span>];
|
|
1136
|
</pre></td></tr>
|
|
1137
|
|
|
1138
|
|
|
1139
|
<tr><th class="line-num" id="L263"><a href="#L263">263</a></th><td class="line-code"><pre>
|
|
1140
|
</pre></td></tr>
|
|
1141
|
|
|
1142
|
|
|
1143
|
<tr><th class="line-num" id="L264"><a href="#L264">264</a></th><td class="line-code"><pre> xs02=x0+x2;
|
|
1144
|
</pre></td></tr>
|
|
1145
|
|
|
1146
|
|
|
1147
|
<tr><th class="line-num" id="L265"><a href="#L265">265</a></th><td class="line-code"><pre> xs13=x1+x3;
|
|
1148
|
</pre></td></tr>
|
|
1149
|
|
|
1150
|
|
|
1151
|
<tr><th class="line-num" id="L266"><a href="#L266">266</a></th><td class="line-code"><pre> v[<span class="i">0</span>]=xs02+xs13;
|
|
1152
|
</pre></td></tr>
|
|
1153
|
|
|
1154
|
|
|
1155
|
<tr><th class="line-num" id="L267"><a href="#L267">267</a></th><td class="line-code"><pre> v[<span class="i">2</span>]=xs02-xs13;
|
|
1156
|
</pre></td></tr>
|
|
1157
|
|
|
1158
|
|
|
1159
|
<tr><th class="line-num" id="L268"><a href="#L268">268</a></th><td class="line-code"><pre>
|
|
1160
|
</pre></td></tr>
|
|
1161
|
|
|
1162
|
|
|
1163
|
<tr><th class="line-num" id="L269"><a href="#L269">269</a></th><td class="line-code"><pre> ys02=y0+y2;
|
|
1164
|
</pre></td></tr>
|
|
1165
|
|
|
1166
|
|
|
1167
|
<tr><th class="line-num" id="L270"><a href="#L270">270</a></th><td class="line-code"><pre> ys13=y1+y3;
|
|
1168
|
</pre></td></tr>
|
|
1169
|
|
|
1170
|
|
|
1171
|
<tr><th class="line-num" id="L271"><a href="#L271">271</a></th><td class="line-code"><pre> v[<span class="i">1</span>]=ys02+ys13;
|
|
1172
|
</pre></td></tr>
|
|
1173
|
|
|
1174
|
|
|
1175
|
<tr><th class="line-num" id="L272"><a href="#L272">272</a></th><td class="line-code"><pre> v[<span class="i">3</span>]=ys02-ys13;
|
|
1176
|
</pre></td></tr>
|
|
1177
|
|
|
1178
|
|
|
1179
|
<tr><th class="line-num" id="L273"><a href="#L273">273</a></th><td class="line-code"><pre>
|
|
1180
|
</pre></td></tr>
|
|
1181
|
|
|
1182
|
|
|
1183
|
<tr><th class="line-num" id="L274"><a href="#L274">274</a></th><td class="line-code"><pre> xd02=x0-x2;
|
|
1184
|
</pre></td></tr>
|
|
1185
|
|
|
1186
|
|
|
1187
|
<tr><th class="line-num" id="L275"><a href="#L275">275</a></th><td class="line-code"><pre> yd13=y1-y3;
|
|
1188
|
</pre></td></tr>
|
|
1189
|
|
|
1190
|
|
|
1191
|
<tr><th class="line-num" id="L276"><a href="#L276">276</a></th><td class="line-code"><pre> v[<span class="i">4</span>]=xd02+yd13;
|
|
1192
|
</pre></td></tr>
|
|
1193
|
|
|
1194
|
|
|
1195
|
<tr><th class="line-num" id="L277"><a href="#L277">277</a></th><td class="line-code"><pre> v[<span class="i">6</span>]=xd02-yd13;
|
|
1196
|
</pre></td></tr>
|
|
1197
|
|
|
1198
|
|
|
1199
|
<tr><th class="line-num" id="L278"><a href="#L278">278</a></th><td class="line-code"><pre>
|
|
1200
|
</pre></td></tr>
|
|
1201
|
|
|
1202
|
|
|
1203
|
<tr><th class="line-num" id="L279"><a href="#L279">279</a></th><td class="line-code"><pre> yd02=y0-y2;
|
|
1204
|
</pre></td></tr>
|
|
1205
|
|
|
1206
|
|
|
1207
|
<tr><th class="line-num" id="L280"><a href="#L280">280</a></th><td class="line-code"><pre> xd13=x1-x3;
|
|
1208
|
</pre></td></tr>
|
|
1209
|
|
|
1210
|
|
|
1211
|
<tr><th class="line-num" id="L281"><a href="#L281">281</a></th><td class="line-code"><pre> v[<span class="i">5</span>]=yd02-xd13;
|
|
1212
|
</pre></td></tr>
|
|
1213
|
|
|
1214
|
|
|
1215
|
<tr><th class="line-num" id="L282"><a href="#L282">282</a></th><td class="line-code"><pre> v[<span class="i">7</span>]=yd02+xd13;
|
|
1216
|
</pre></td></tr>
|
|
1217
|
|
|
1218
|
|
|
1219
|
<tr><th class="line-num" id="L283"><a href="#L283">283</a></th><td class="line-code"><pre> }
|
|
1220
|
</pre></td></tr>
|
|
1221
|
|
|
1222
|
|
|
1223
|
<tr><th class="line-num" id="L284"><a href="#L284">284</a></th><td class="line-code"><pre> }
|
|
1224
|
</pre></td></tr>
|
|
1225
|
|
|
1226
|
|
|
1227
|
<tr><th class="line-num" id="L285"><a href="#L285">285</a></th><td class="line-code"><pre> <span class="r">else</span> { <span class="c">
|
|
1228
|
</pre></td></tr>
|
|
1229
|
|
|
1230
|
|
|
1231
|
<tr><th class="line-num" id="L286"><a href="#L286">286</a></th><td class="line-code"><pre> blockcount=vecsize/<span class="i">2</span>;
|
|
1232
|
</pre></td></tr>
|
|
1233
|
|
|
1234
|
|
|
1235
|
<tr><th class="line-num" id="L287"><a href="#L287">287</a></th><td class="line-code"><pre> <span class="r">for</span>(block=<span class="i">0</span>,v=dvec;block<blockcount;block++,v+=<span class="i">4</span>) {
|
|
1236
|
</pre></td></tr>
|
|
1237
|
|
|
1238
|
|
|
1239
|
<tr><th class="line-num" id="L288"><a href="#L288">288</a></th><td class="line-code"><pre> x0=v[<span class="i">0</span>]; y0=v[<span class="i">1</span>];
|
|
1240
|
</pre></td></tr>
|
|
1241
|
|
|
1242
|
|
|
1243
|
<tr><th class="line-num" id="L289"><a href="#L289">289</a></th><td class="line-code"><pre> x1=v[<span class="i">2</span>]; y1=v[<span class="i">3</span>];
|
|
1244
|
</pre></td></tr>
|
|
1245
|
|
|
1246
|
|
|
1247
|
<tr><th class="line-num" id="L290"><a href="#L290">290</a></th><td class="line-code"><pre> v[<span class="i">0</span>]=x0+x1; v[<span class="i">2</span>]=x0-x1;
|
|
1248
|
</pre></td></tr>
|
|
1249
|
|
|
1250
|
|
|
1251
|
<tr><th class="line-num" id="L291"><a href="#L291">291</a></th><td class="line-code"><pre> v[<span class="i">1</span>]=y0+y1; v[<span class="i">3</span>]=y0-y1;
|
|
1252
|
</pre></td></tr>
|
|
1253
|
|
|
1254
|
|
|
1255
|
<tr><th class="line-num" id="L292"><a href="#L292">292</a></th><td class="line-code"><pre> }
|
|
1256
|
</pre></td></tr>
|
|
1257
|
|
|
1258
|
|
|
1259
|
<tr><th class="line-num" id="L293"><a href="#L293">293</a></th><td class="line-code"><pre> }
|
|
1260
|
</pre></td></tr>
|
|
1261
|
|
|
1262
|
|
|
1263
|
<tr><th class="line-num" id="L294"><a href="#L294">294</a></th><td class="line-code"><pre>}
|
|
1264
|
</pre></td></tr>
|
|
1265
|
|
|
1266
|
|
|
1267
|
<tr><th class="line-num" id="L295"><a href="#L295">295</a></th><td class="line-code"><pre>
|
|
1268
|
</pre></td></tr>
|
|
1269
|
|
|
1270
|
|
|
1271
|
<tr><th class="line-num" id="L296"><a href="#L296">296</a></th><td class="line-code"><pre><span class="di">void</span> FFT::BaseDecTimeInverse(MyComplex *vec)
|
|
1272
|
</pre></td></tr>
|
|
1273
|
|
|
1274
|
|
|
1275
|
<tr><th class="line-num" id="L297"><a href="#L297">297</a></th><td class="line-code"><pre>{ <span class="c">
|
|
1276
|
</pre></td></tr>
|
|
1277
|
|
|
1278
|
|
|
1279
|
<tr><th class="line-num" id="L298"><a href="#L298">298</a></th><td class="line-code"><pre> <span class="c">
|
|
1280
|
</pre></td></tr>
|
|
1281
|
|
|
1282
|
|
|
1283
|
<tr><th class="line-num" id="L299"><a href="#L299">299</a></th><td class="line-code"><pre> <span class="c">
|
|
1284
|
</pre></td></tr>
|
|
1285
|
|
|
1286
|
|
|
1287
|
<tr><th class="line-num" id="L300"><a href="#L300">300</a></th><td class="line-code"><pre> <span class="c">
|
|
1288
|
</pre></td></tr>
|
|
1289
|
|
|
1290
|
|
|
1291
|
<tr><th class="line-num" id="L301"><a href="#L301">301</a></th><td class="line-code"><pre> <span class="c">
|
|
1292
|
</pre></td></tr>
|
|
1293
|
|
|
1294
|
|
|
1295
|
<tr><th class="line-num" id="L302"><a href="#L302">302</a></th><td class="line-code"><pre> <span class="c">
|
|
1296
|
</pre></td></tr>
|
|
1297
|
|
|
1298
|
|
|
1299
|
<tr><th class="line-num" id="L303"><a href="#L303">303</a></th><td class="line-code"><pre> <span class="c">
|
|
1300
|
</pre></td></tr>
|
|
1301
|
|
|
1302
|
|
|
1303
|
<tr><th class="line-num" id="L304"><a href="#L304">304</a></th><td class="line-code"><pre> <span class="c">
|
|
1304
|
</pre></td></tr>
|
|
1305
|
|
|
1306
|
|
|
1307
|
<tr><th class="line-num" id="L305"><a href="#L305">305</a></th><td class="line-code"><pre> <span class="c">
|
|
1308
|
</pre></td></tr>
|
|
1309
|
|
|
1310
|
|
|
1311
|
<tr><th class="line-num" id="L306"><a href="#L306">306</a></th><td class="line-code"><pre> <span class="c">
|
|
1312
|
</pre></td></tr>
|
|
1313
|
|
|
1314
|
|
|
1315
|
<tr><th class="line-num" id="L307"><a href="#L307">307</a></th><td class="line-code"><pre> <span class="c">
|
|
1316
|
</pre></td></tr>
|
|
1317
|
|
|
1318
|
|
|
1319
|
<tr><th class="line-num" id="L308"><a href="#L308">308</a></th><td class="line-code"><pre> <span class="c">
|
|
1320
|
</pre></td></tr>
|
|
1321
|
|
|
1322
|
|
|
1323
|
<tr><th class="line-num" id="L309"><a href="#L309">309</a></th><td class="line-code"><pre> <span class="c">
|
|
1324
|
</pre></td></tr>
|
|
1325
|
|
|
1326
|
|
|
1327
|
<tr><th class="line-num" id="L310"><a href="#L310">310</a></th><td class="line-code"><pre> <span class="c">
|
|
1328
|
</pre></td></tr>
|
|
1329
|
|
|
1330
|
|
|
1331
|
<tr><th class="line-num" id="L311"><a href="#L311">311</a></th><td class="line-code"><pre> <span class="c">
|
|
1332
|
</pre></td></tr>
|
|
1333
|
|
|
1334
|
|
|
1335
|
<tr><th class="line-num" id="L312"><a href="#L312">312</a></th><td class="line-code"><pre> <span class="c">
|
|
1336
|
</pre></td></tr>
|
|
1337
|
|
|
1338
|
|
|
1339
|
<tr><th class="line-num" id="L313"><a href="#L313">313</a></th><td class="line-code"><pre> <span class="c">
|
|
1340
|
</pre></td></tr>
|
|
1341
|
|
|
1342
|
|
|
1343
|
<tr><th class="line-num" id="L314"><a href="#L314">314</a></th><td class="line-code"><pre> <span class="c">
|
|
1344
|
</pre></td></tr>
|
|
1345
|
|
|
1346
|
|
|
1347
|
<tr><th class="line-num" id="L315"><a href="#L315">315</a></th><td class="line-code"><pre>
|
|
1348
|
</pre></td></tr>
|
|
1349
|
|
|
1350
|
|
|
1351
|
<tr><th class="line-num" id="L316"><a href="#L316">316</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize==<span class="i">1</span>) <span class="r">return</span>; <span class="c">
|
|
1352
|
</pre></td></tr>
|
|
1353
|
|
|
1354
|
|
|
1355
|
<tr><th class="line-num" id="L317"><a href="#L317">317</a></th><td class="line-code"><pre>
|
|
1356
|
</pre></td></tr>
|
|
1357
|
|
|
1358
|
|
|
1359
|
<tr><th class="line-num" id="L318"><a href="#L318">318</a></th><td class="line-code"><pre> MY_COMPLEX_REAL_TYPE *v;
|
|
1360
|
</pre></td></tr>
|
|
1361
|
|
|
1362
|
|
|
1363
|
<tr><th class="line-num" id="L319"><a href="#L319">319</a></th><td class="line-code"><pre>
|
|
1364
|
</pre></td></tr>
|
|
1365
|
|
|
1366
|
|
|
1367
|
<tr><th class="line-num" id="L320"><a href="#L320">320</a></th><td class="line-code"><pre> MY_COMPLEX_REAL_TYPE <span class="di">const</span> *<span class="di">const</span> U=(MY_COMPLEX_REAL_TYPE *)Uinverse;
|
|
1368
|
</pre></td></tr>
|
|
1369
|
|
|
1370
|
|
|
1371
|
<tr><th class="line-num" id="L321"><a href="#L321">321</a></th><td class="line-code"><pre> MY_COMPLEX_REAL_TYPE *<span class="di">const</span> dvec=(MY_COMPLEX_REAL_TYPE *)vec;
|
|
1372
|
</pre></td></tr>
|
|
1373
|
|
|
1374
|
|
|
1375
|
<tr><th class="line-num" id="L322"><a href="#L322">322</a></th><td class="line-code"><pre>
|
|
1376
|
</pre></td></tr>
|
|
1377
|
|
|
1378
|
|
|
1379
|
<tr><th class="line-num" id="L323"><a href="#L323">323</a></th><td class="line-code"><pre> <span class="pt">int</span> block,blocksize,blockcount,offset,uoff1;
|
|
1380
|
</pre></td></tr>
|
|
1381
|
|
|
1382
|
|
|
1383
|
<tr><th class="line-num" id="L324"><a href="#L324">324</a></th><td class="line-code"><pre> <span class="pt">int</span> halfbs,threehalfbs; <span class="c">
|
|
1384
|
</pre></td></tr>
|
|
1385
|
|
|
1386
|
|
|
1387
|
<tr><th class="line-num" id="L325"><a href="#L325">325</a></th><td class="line-code"><pre> FFT_REAL_TYPE m1x,m1y,m2x,m2y,m3x,m3y;
|
|
1388
|
</pre></td></tr>
|
|
1389
|
|
|
1390
|
|
|
1391
|
<tr><th class="line-num" id="L326"><a href="#L326">326</a></th><td class="line-code"><pre> FFT_REAL_TYPE x0,y0,x1,y1,x2,y2,x3,y3;
|
|
1392
|
</pre></td></tr>
|
|
1393
|
|
|
1394
|
|
|
1395
|
<tr><th class="line-num" id="L327"><a href="#L327">327</a></th><td class="line-code"><pre> FFT_REAL_TYPE xs01,ys01,xd01,yd01,xs23,ys23,xd23,yd23;
|
|
1396
|
</pre></td></tr>
|
|
1397
|
|
|
1398
|
|
|
1399
|
<tr><th class="line-num" id="L328"><a href="#L328">328</a></th><td class="line-code"><pre> FFT_REAL_TYPE t1x,t1y,t2x,t2y,t3x,t3y;
|
|
1400
|
</pre></td></tr>
|
|
1401
|
|
|
1402
|
|
|
1403
|
<tr><th class="line-num" id="L329"><a href="#L329">329</a></th><td class="line-code"><pre>
|
|
1404
|
</pre></td></tr>
|
|
1405
|
|
|
1406
|
|
|
1407
|
<tr><th class="line-num" id="L330"><a href="#L330">330</a></th><td class="line-code"><pre> <span class="c">
|
|
1408
|
</pre></td></tr>
|
|
1409
|
|
|
1410
|
|
|
1411
|
<tr><th class="line-num" id="L331"><a href="#L331">331</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize><span class="i">2</span>) {
|
|
1412
|
</pre></td></tr>
|
|
1413
|
|
|
1414
|
|
|
1415
|
<tr><th class="line-num" id="L332"><a href="#L332">332</a></th><td class="line-code"><pre> blockcount=vecsize/<span class="i">4</span>;
|
|
1416
|
</pre></td></tr>
|
|
1417
|
|
|
1418
|
|
|
1419
|
<tr><th class="line-num" id="L333"><a href="#L333">333</a></th><td class="line-code"><pre> <span class="r">for</span>(block=<span class="i">0</span>,v=dvec;block<blockcount;block++,v+=<span class="i">8</span>) {
|
|
1420
|
</pre></td></tr>
|
|
1421
|
|
|
1422
|
|
|
1423
|
<tr><th class="line-num" id="L334"><a href="#L334">334</a></th><td class="line-code"><pre> x0=v[<span class="i">0</span>]; y0=v[<span class="i">1</span>];
|
|
1424
|
</pre></td></tr>
|
|
1425
|
|
|
1426
|
|
|
1427
|
<tr><th class="line-num" id="L335"><a href="#L335">335</a></th><td class="line-code"><pre> x1=v[<span class="i">2</span>]; y1=v[<span class="i">3</span>];
|
|
1428
|
</pre></td></tr>
|
|
1429
|
|
|
1430
|
|
|
1431
|
<tr><th class="line-num" id="L336"><a href="#L336">336</a></th><td class="line-code"><pre> x2=v[<span class="i">4</span>]; y2=v[<span class="i">5</span>];
|
|
1432
|
</pre></td></tr>
|
|
1433
|
|
|
1434
|
|
|
1435
|
<tr><th class="line-num" id="L337"><a href="#L337">337</a></th><td class="line-code"><pre> x3=v[<span class="i">6</span>]; y3=v[<span class="i">7</span>];
|
|
1436
|
</pre></td></tr>
|
|
1437
|
|
|
1438
|
|
|
1439
|
<tr><th class="line-num" id="L338"><a href="#L338">338</a></th><td class="line-code"><pre> xs01=x0+x1; xs23=x2+x3; <span class="c">
|
|
1440
|
</pre></td></tr>
|
|
1441
|
|
|
1442
|
|
|
1443
|
<tr><th class="line-num" id="L339"><a href="#L339">339</a></th><td class="line-code"><pre> v[<span class="i">0</span>]=xs01+xs23; v[<span class="i">4</span>]=xs01-xs23;
|
|
1444
|
</pre></td></tr>
|
|
1445
|
|
|
1446
|
|
|
1447
|
<tr><th class="line-num" id="L340"><a href="#L340">340</a></th><td class="line-code"><pre> ys01=y0+y1; ys23=y2+y3;
|
|
1448
|
</pre></td></tr>
|
|
1449
|
|
|
1450
|
|
|
1451
|
<tr><th class="line-num" id="L341"><a href="#L341">341</a></th><td class="line-code"><pre> v[<span class="i">1</span>]=ys01+ys23; v[<span class="i">5</span>]=ys01-ys23;
|
|
1452
|
</pre></td></tr>
|
|
1453
|
|
|
1454
|
|
|
1455
|
<tr><th class="line-num" id="L342"><a href="#L342">342</a></th><td class="line-code"><pre> xd01=x0-x1; yd23=y2-y3;
|
|
1456
|
</pre></td></tr>
|
|
1457
|
|
|
1458
|
|
|
1459
|
<tr><th class="line-num" id="L343"><a href="#L343">343</a></th><td class="line-code"><pre> v[<span class="i">2</span>]=xd01-yd23; v[<span class="i">6</span>]=xd01+yd23;
|
|
1460
|
</pre></td></tr>
|
|
1461
|
|
|
1462
|
|
|
1463
|
<tr><th class="line-num" id="L344"><a href="#L344">344</a></th><td class="line-code"><pre> yd01=y0-y1; xd23=x2-x3;
|
|
1464
|
</pre></td></tr>
|
|
1465
|
|
|
1466
|
|
|
1467
|
<tr><th class="line-num" id="L345"><a href="#L345">345</a></th><td class="line-code"><pre> v[<span class="i">3</span>]=yd01+xd23; v[<span class="i">7</span>]=yd01-xd23;
|
|
1468
|
</pre></td></tr>
|
|
1469
|
|
|
1470
|
|
|
1471
|
<tr><th class="line-num" id="L346"><a href="#L346">346</a></th><td class="line-code"><pre> }
|
|
1472
|
</pre></td></tr>
|
|
1473
|
|
|
1474
|
|
|
1475
|
<tr><th class="line-num" id="L347"><a href="#L347">347</a></th><td class="line-code"><pre> }
|
|
1476
|
</pre></td></tr>
|
|
1477
|
|
|
1478
|
|
|
1479
|
<tr><th class="line-num" id="L348"><a href="#L348">348</a></th><td class="line-code"><pre> <span class="r">else</span> { <span class="c">
|
|
1480
|
</pre></td></tr>
|
|
1481
|
|
|
1482
|
|
|
1483
|
<tr><th class="line-num" id="L349"><a href="#L349">349</a></th><td class="line-code"><pre> x0=dvec[<span class="i">0</span>]; y0=dvec[<span class="i">1</span>];
|
|
1484
|
</pre></td></tr>
|
|
1485
|
|
|
1486
|
|
|
1487
|
<tr><th class="line-num" id="L350"><a href="#L350">350</a></th><td class="line-code"><pre> x1=dvec[<span class="i">2</span>]; y1=dvec[<span class="i">3</span>];
|
|
1488
|
</pre></td></tr>
|
|
1489
|
|
|
1490
|
|
|
1491
|
<tr><th class="line-num" id="L351"><a href="#L351">351</a></th><td class="line-code"><pre> dvec[<span class="i">0</span>]=x0+x1;
|
|
1492
|
</pre></td></tr>
|
|
1493
|
|
|
1494
|
|
|
1495
|
<tr><th class="line-num" id="L352"><a href="#L352">352</a></th><td class="line-code"><pre> dvec[<span class="i">2</span>]=x0-x1;
|
|
1496
|
</pre></td></tr>
|
|
1497
|
|
|
1498
|
|
|
1499
|
<tr><th class="line-num" id="L353"><a href="#L353">353</a></th><td class="line-code"><pre> dvec[<span class="i">1</span>]=y0+y1;
|
|
1500
|
</pre></td></tr>
|
|
1501
|
|
|
1502
|
|
|
1503
|
<tr><th class="line-num" id="L354"><a href="#L354">354</a></th><td class="line-code"><pre> dvec[<span class="i">3</span>]=y0-y1;
|
|
1504
|
</pre></td></tr>
|
|
1505
|
|
|
1506
|
|
|
1507
|
<tr><th class="line-num" id="L355"><a href="#L355">355</a></th><td class="line-code"><pre> <span class="r">return</span>;
|
|
1508
|
</pre></td></tr>
|
|
1509
|
|
|
1510
|
|
|
1511
|
<tr><th class="line-num" id="L356"><a href="#L356">356</a></th><td class="line-code"><pre> }
|
|
1512
|
</pre></td></tr>
|
|
1513
|
|
|
1514
|
|
|
1515
|
<tr><th class="line-num" id="L357"><a href="#L357">357</a></th><td class="line-code"><pre>
|
|
1516
|
</pre></td></tr>
|
|
1517
|
|
|
1518
|
|
|
1519
|
<tr><th class="line-num" id="L358"><a href="#L358">358</a></th><td class="line-code"><pre> <span class="c">
|
|
1520
|
</pre></td></tr>
|
|
1521
|
|
|
1522
|
|
|
1523
|
<tr><th class="line-num" id="L359"><a href="#L359">359</a></th><td class="line-code"><pre> <span class="r">for</span>(blocksize=<span class="i">16</span>,blockcount=vecsize/<span class="i">16</span>;blocksize<=vecsize;
|
|
1524
|
</pre></td></tr>
|
|
1525
|
|
|
1526
|
|
|
1527
|
<tr><th class="line-num" id="L360"><a href="#L360">360</a></th><td class="line-code"><pre> blocksize*=<span class="i">4</span>,blockcount/=<span class="i">4</span>) {
|
|
1528
|
</pre></td></tr>
|
|
1529
|
|
|
1530
|
|
|
1531
|
<tr><th class="line-num" id="L361"><a href="#L361">361</a></th><td class="line-code"><pre> <span class="c">
|
|
1532
|
</pre></td></tr>
|
|
1533
|
|
|
1534
|
|
|
1535
|
<tr><th class="line-num" id="L362"><a href="#L362">362</a></th><td class="line-code"><pre> halfbs=blocksize/<span class="i">2</span>; threehalfbs=blocksize+halfbs;
|
|
1536
|
</pre></td></tr>
|
|
1537
|
|
|
1538
|
|
|
1539
|
<tr><th class="line-num" id="L363"><a href="#L363">363</a></th><td class="line-code"><pre> <span class="r">for</span>(block=<span class="i">0</span>,v=dvec;block<blockcount;block++,v+=<span class="i">2</span>*blocksize) {
|
|
1540
|
</pre></td></tr>
|
|
1541
|
|
|
1542
|
|
|
1543
|
<tr><th class="line-num" id="L364"><a href="#L364">364</a></th><td class="line-code"><pre> <span class="r">for</span>(offset=<span class="i">0</span>;offset<blocksize/<span class="i">2</span>;offset+=<span class="i">2</span>) {
|
|
1544
|
</pre></td></tr>
|
|
1545
|
|
|
1546
|
|
|
1547
|
<tr><th class="line-num" id="L365"><a href="#L365">365</a></th><td class="line-code"><pre> x0=v[offset];
|
|
1548
|
</pre></td></tr>
|
|
1549
|
|
|
1550
|
|
|
1551
|
<tr><th class="line-num" id="L366"><a href="#L366">366</a></th><td class="line-code"><pre> y0=v[offset+<span class="i">1</span>];
|
|
1552
|
</pre></td></tr>
|
|
1553
|
|
|
1554
|
|
|
1555
|
<tr><th class="line-num" id="L367"><a href="#L367">367</a></th><td class="line-code"><pre> t2x=v[blocksize+offset];
|
|
1556
|
</pre></td></tr>
|
|
1557
|
|
|
1558
|
|
|
1559
|
<tr><th class="line-num" id="L368"><a href="#L368">368</a></th><td class="line-code"><pre> t2y=v[blocksize+offset+<span class="i">1</span>];
|
|
1560
|
</pre></td></tr>
|
|
1561
|
|
|
1562
|
|
|
1563
|
<tr><th class="line-num" id="L369"><a href="#L369">369</a></th><td class="line-code"><pre> uoff1=offset*blockcount;
|
|
1564
|
</pre></td></tr>
|
|
1565
|
|
|
1566
|
|
|
1567
|
<tr><th class="line-num" id="L370"><a href="#L370">370</a></th><td class="line-code"><pre> m1x=U[uoff1]; m1y=U[uoff1+<span class="i">1</span>];
|
|
1568
|
</pre></td></tr>
|
|
1569
|
|
|
1570
|
|
|
1571
|
<tr><th class="line-num" id="L371"><a href="#L371">371</a></th><td class="line-code"><pre> x2=t2x*m1x-t2y*m1y;
|
|
1572
|
</pre></td></tr>
|
|
1573
|
|
|
1574
|
|
|
1575
|
<tr><th class="line-num" id="L372"><a href="#L372">372</a></th><td class="line-code"><pre> y2=t2y*m1x+t2x*m1y;
|
|
1576
|
</pre></td></tr>
|
|
1577
|
|
|
1578
|
|
|
1579
|
<tr><th class="line-num" id="L373"><a href="#L373">373</a></th><td class="line-code"><pre>
|
|
1580
|
</pre></td></tr>
|
|
1581
|
|
|
1582
|
|
|
1583
|
<tr><th class="line-num" id="L374"><a href="#L374">374</a></th><td class="line-code"><pre> m2x=U[<span class="i">2</span>*uoff1]; m2y=U[<span class="i">2</span>*uoff1+<span class="i">1</span>];
|
|
1584
|
</pre></td></tr>
|
|
1585
|
|
|
1586
|
|
|
1587
|
<tr><th class="line-num" id="L375"><a href="#L375">375</a></th><td class="line-code"><pre> t1x=v[halfbs+offset];
|
|
1588
|
</pre></td></tr>
|
|
1589
|
|
|
1590
|
|
|
1591
|
<tr><th class="line-num" id="L376"><a href="#L376">376</a></th><td class="line-code"><pre> t1y=v[halfbs+offset+<span class="i">1</span>];
|
|
1592
|
</pre></td></tr>
|
|
1593
|
|
|
1594
|
|
|
1595
|
<tr><th class="line-num" id="L377"><a href="#L377">377</a></th><td class="line-code"><pre> x1=t1x*m2x-t1y*m2y;
|
|
1596
|
</pre></td></tr>
|
|
1597
|
|
|
1598
|
|
|
1599
|
<tr><th class="line-num" id="L378"><a href="#L378">378</a></th><td class="line-code"><pre> y1=t1y*m2x+t1x*m2y;
|
|
1600
|
</pre></td></tr>
|
|
1601
|
|
|
1602
|
|
|
1603
|
<tr><th class="line-num" id="L379"><a href="#L379">379</a></th><td class="line-code"><pre>
|
|
1604
|
</pre></td></tr>
|
|
1605
|
|
|
1606
|
|
|
1607
|
<tr><th class="line-num" id="L380"><a href="#L380">380</a></th><td class="line-code"><pre> t3x=v[threehalfbs+offset];
|
|
1608
|
</pre></td></tr>
|
|
1609
|
|
|
1610
|
|
|
1611
|
<tr><th class="line-num" id="L381"><a href="#L381">381</a></th><td class="line-code"><pre> t3y=v[threehalfbs+offset+<span class="i">1</span>];
|
|
1612
|
</pre></td></tr>
|
|
1613
|
|
|
1614
|
|
|
1615
|
<tr><th class="line-num" id="L382"><a href="#L382">382</a></th><td class="line-code"><pre> m3x=U[<span class="i">3</span>*uoff1]; m3y=U[<span class="i">3</span>*uoff1+<span class="i">1</span>];
|
|
1616
|
</pre></td></tr>
|
|
1617
|
|
|
1618
|
|
|
1619
|
<tr><th class="line-num" id="L383"><a href="#L383">383</a></th><td class="line-code"><pre> x3=t3x*m3x-t3y*m3y;
|
|
1620
|
</pre></td></tr>
|
|
1621
|
|
|
1622
|
|
|
1623
|
<tr><th class="line-num" id="L384"><a href="#L384">384</a></th><td class="line-code"><pre> y3=t3y*m3x+t3x*m3y;
|
|
1624
|
</pre></td></tr>
|
|
1625
|
|
|
1626
|
|
|
1627
|
<tr><th class="line-num" id="L385"><a href="#L385">385</a></th><td class="line-code"><pre>
|
|
1628
|
</pre></td></tr>
|
|
1629
|
|
|
1630
|
|
|
1631
|
<tr><th class="line-num" id="L386"><a href="#L386">386</a></th><td class="line-code"><pre> xs01=x0+x1; xs23=x2+x3;
|
|
1632
|
</pre></td></tr>
|
|
1633
|
|
|
1634
|
|
|
1635
|
<tr><th class="line-num" id="L387"><a href="#L387">387</a></th><td class="line-code"><pre> v[ offset ] = xs01+xs23;
|
|
1636
|
</pre></td></tr>
|
|
1637
|
|
|
1638
|
|
|
1639
|
<tr><th class="line-num" id="L388"><a href="#L388">388</a></th><td class="line-code"><pre> v[ blocksize+offset ] = xs01-xs23;
|
|
1640
|
</pre></td></tr>
|
|
1641
|
|
|
1642
|
|
|
1643
|
<tr><th class="line-num" id="L389"><a href="#L389">389</a></th><td class="line-code"><pre>
|
|
1644
|
</pre></td></tr>
|
|
1645
|
|
|
1646
|
|
|
1647
|
<tr><th class="line-num" id="L390"><a href="#L390">390</a></th><td class="line-code"><pre> ys01=y0+y1; ys23=y2+y3;
|
|
1648
|
</pre></td></tr>
|
|
1649
|
|
|
1650
|
|
|
1651
|
<tr><th class="line-num" id="L391"><a href="#L391">391</a></th><td class="line-code"><pre> v[ offset+<span class="i">1</span>] = ys01+ys23;
|
|
1652
|
</pre></td></tr>
|
|
1653
|
|
|
1654
|
|
|
1655
|
<tr><th class="line-num" id="L392"><a href="#L392">392</a></th><td class="line-code"><pre> v[ blocksize+offset+<span class="i">1</span>] = ys01-ys23;
|
|
1656
|
</pre></td></tr>
|
|
1657
|
|
|
1658
|
|
|
1659
|
<tr><th class="line-num" id="L393"><a href="#L393">393</a></th><td class="line-code"><pre>
|
|
1660
|
</pre></td></tr>
|
|
1661
|
|
|
1662
|
|
|
1663
|
<tr><th class="line-num" id="L394"><a href="#L394">394</a></th><td class="line-code"><pre> yd01=y0-y1; xd23=x2-x3;
|
|
1664
|
</pre></td></tr>
|
|
1665
|
|
|
1666
|
|
|
1667
|
<tr><th class="line-num" id="L395"><a href="#L395">395</a></th><td class="line-code"><pre> v[ halfbs +offset+<span class="i">1</span>] = yd01+xd23;
|
|
1668
|
</pre></td></tr>
|
|
1669
|
|
|
1670
|
|
|
1671
|
<tr><th class="line-num" id="L396"><a href="#L396">396</a></th><td class="line-code"><pre> v[threehalfbs+offset+<span class="i">1</span>] = yd01-xd23;
|
|
1672
|
</pre></td></tr>
|
|
1673
|
|
|
1674
|
|
|
1675
|
<tr><th class="line-num" id="L397"><a href="#L397">397</a></th><td class="line-code"><pre>
|
|
1676
|
</pre></td></tr>
|
|
1677
|
|
|
1678
|
|
|
1679
|
<tr><th class="line-num" id="L398"><a href="#L398">398</a></th><td class="line-code"><pre> xd01=x0-x1; yd23=y2-y3;
|
|
1680
|
</pre></td></tr>
|
|
1681
|
|
|
1682
|
|
|
1683
|
<tr><th class="line-num" id="L399"><a href="#L399">399</a></th><td class="line-code"><pre> v[ halfbs +offset ] = xd01-yd23;
|
|
1684
|
</pre></td></tr>
|
|
1685
|
|
|
1686
|
|
|
1687
|
<tr><th class="line-num" id="L400"><a href="#L400">400</a></th><td class="line-code"><pre> v[threehalfbs+offset ] = xd01+yd23;
|
|
1688
|
</pre></td></tr>
|
|
1689
|
|
|
1690
|
|
|
1691
|
<tr><th class="line-num" id="L401"><a href="#L401">401</a></th><td class="line-code"><pre> }
|
|
1692
|
</pre></td></tr>
|
|
1693
|
|
|
1694
|
|
|
1695
|
<tr><th class="line-num" id="L402"><a href="#L402">402</a></th><td class="line-code"><pre> }
|
|
1696
|
</pre></td></tr>
|
|
1697
|
|
|
1698
|
|
|
1699
|
<tr><th class="line-num" id="L403"><a href="#L403">403</a></th><td class="line-code"><pre> }
|
|
1700
|
</pre></td></tr>
|
|
1701
|
|
|
1702
|
|
|
1703
|
<tr><th class="line-num" id="L404"><a href="#L404">404</a></th><td class="line-code"><pre>
|
|
1704
|
</pre></td></tr>
|
|
1705
|
|
|
1706
|
|
|
1707
|
<tr><th class="line-num" id="L405"><a href="#L405">405</a></th><td class="line-code"><pre> <span class="r">if</span>(blocksize==<span class="i">2</span>*vecsize) {
|
|
1708
|
</pre></td></tr>
|
|
1709
|
|
|
1710
|
|
|
1711
|
<tr><th class="line-num" id="L406"><a href="#L406">406</a></th><td class="line-code"><pre> <span class="c">
|
|
1712
|
</pre></td></tr>
|
|
1713
|
|
|
1714
|
|
|
1715
|
<tr><th class="line-num" id="L407"><a href="#L407">407</a></th><td class="line-code"><pre> blocksize=vecsize; v=dvec;
|
|
1716
|
</pre></td></tr>
|
|
1717
|
|
|
1718
|
|
|
1719
|
<tr><th class="line-num" id="L408"><a href="#L408">408</a></th><td class="line-code"><pre> <span class="r">for</span>(offset=<span class="i">0</span>;offset<blocksize;offset+=<span class="i">2</span>,v+=<span class="i">2</span>) {
|
|
1720
|
</pre></td></tr>
|
|
1721
|
|
|
1722
|
|
|
1723
|
<tr><th class="line-num" id="L409"><a href="#L409">409</a></th><td class="line-code"><pre> x0=v[<span class="i">0</span>]; y0=v[<span class="i">1</span>];
|
|
1724
|
</pre></td></tr>
|
|
1725
|
|
|
1726
|
|
|
1727
|
<tr><th class="line-num" id="L410"><a href="#L410">410</a></th><td class="line-code"><pre> t1x=v[vecsize]; t1y=v[vecsize+<span class="i">1</span>];
|
|
1728
|
</pre></td></tr>
|
|
1729
|
|
|
1730
|
|
|
1731
|
<tr><th class="line-num" id="L411"><a href="#L411">411</a></th><td class="line-code"><pre> m1x=U[offset]; m1y=U[offset+<span class="i">1</span>];
|
|
1732
|
</pre></td></tr>
|
|
1733
|
|
|
1734
|
|
|
1735
|
<tr><th class="line-num" id="L412"><a href="#L412">412</a></th><td class="line-code"><pre> x1=t1x*m1x-t1y*m1y; y1=t1y*m1x+t1x*m1y;
|
|
1736
|
</pre></td></tr>
|
|
1737
|
|
|
1738
|
|
|
1739
|
<tr><th class="line-num" id="L413"><a href="#L413">413</a></th><td class="line-code"><pre> v[<span class="i">0</span>] = x0+x1;
|
|
1740
|
</pre></td></tr>
|
|
1741
|
|
|
1742
|
|
|
1743
|
<tr><th class="line-num" id="L414"><a href="#L414">414</a></th><td class="line-code"><pre> v[vecsize] = x0-x1;
|
|
1744
|
</pre></td></tr>
|
|
1745
|
|
|
1746
|
|
|
1747
|
<tr><th class="line-num" id="L415"><a href="#L415">415</a></th><td class="line-code"><pre> v[<span class="i">1</span>] = y0+y1;
|
|
1748
|
</pre></td></tr>
|
|
1749
|
|
|
1750
|
|
|
1751
|
<tr><th class="line-num" id="L416"><a href="#L416">416</a></th><td class="line-code"><pre> v[vecsize+<span class="i">1</span>] = y0-y1;
|
|
1752
|
</pre></td></tr>
|
|
1753
|
|
|
1754
|
|
|
1755
|
<tr><th class="line-num" id="L417"><a href="#L417">417</a></th><td class="line-code"><pre> }
|
|
1756
|
</pre></td></tr>
|
|
1757
|
|
|
1758
|
|
|
1759
|
<tr><th class="line-num" id="L418"><a href="#L418">418</a></th><td class="line-code"><pre> }
|
|
1760
|
</pre></td></tr>
|
|
1761
|
|
|
1762
|
|
|
1763
|
<tr><th class="line-num" id="L419"><a href="#L419">419</a></th><td class="line-code"><pre>
|
|
1764
|
</pre></td></tr>
|
|
1765
|
|
|
1766
|
|
|
1767
|
<tr><th class="line-num" id="L420"><a href="#L420">420</a></th><td class="line-code"><pre>}
|
|
1768
|
</pre></td></tr>
|
|
1769
|
|
|
1770
|
|
|
1771
|
<tr><th class="line-num" id="L421"><a href="#L421">421</a></th><td class="line-code"><pre>
|
|
1772
|
</pre></td></tr>
|
|
1773
|
|
|
1774
|
|
|
1775
|
<tr><th class="line-num" id="L422"><a href="#L422">422</a></th><td class="line-code"><pre><span class="di">const</span> <span class="pt">double</span> FFTReal2D::CRRCspeedratio=<span class="fl">1</span><span class="fl">.10</span>;
|
|
1776
|
</pre></td></tr>
|
|
1777
|
|
|
1778
|
|
|
1779
|
<tr><th class="line-num" id="L423"><a href="#L423">423</a></th><td class="line-code"><pre><span class="c">
|
|
1780
|
</pre></td></tr>
|
|
1781
|
|
|
1782
|
|
|
1783
|
<tr><th class="line-num" id="L424"><a href="#L424">424</a></th><td class="line-code"><pre><span class="c">
|
|
1784
|
</pre></td></tr>
|
|
1785
|
|
|
1786
|
|
|
1787
|
<tr><th class="line-num" id="L425"><a href="#L425">425</a></th><td class="line-code"><pre><span class="c">
|
|
1788
|
</pre></td></tr>
|
|
1789
|
|
|
1790
|
|
|
1791
|
<tr><th class="line-num" id="L426"><a href="#L426">426</a></th><td class="line-code"><pre>
|
|
1792
|
</pre></td></tr>
|
|
1793
|
|
|
1794
|
|
|
1795
|
<tr><th class="line-num" id="L427"><a href="#L427">427</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::Setup(<span class="pt">int</span> size1,<span class="pt">int</span> size2)
|
|
1796
|
</pre></td></tr>
|
|
1797
|
|
|
1798
|
|
|
1799
|
<tr><th class="line-num" id="L428"><a href="#L428">428</a></th><td class="line-code"><pre>{
|
|
1800
|
</pre></td></tr>
|
|
1801
|
|
|
1802
|
|
|
1803
|
<tr><th class="line-num" id="L429"><a href="#L429">429</a></th><td class="line-code"><pre> <span class="c">
|
|
1804
|
</pre></td></tr>
|
|
1805
|
|
|
1806
|
|
|
1807
|
<tr><th class="line-num" id="L430"><a href="#L430">430</a></th><td class="line-code"><pre> <span class="r">if</span>(size1==vecsize1 && size2==vecsize2) <span class="r">return</span>; <span class="c">
|
|
1808
|
</pre></td></tr>
|
|
1809
|
|
|
1810
|
|
|
1811
|
<tr><th class="line-num" id="L431"><a href="#L431">431</a></th><td class="line-code"><pre>
|
|
1812
|
</pre></td></tr>
|
|
1813
|
|
|
1814
|
|
|
1815
|
<tr><th class="line-num" id="L432"><a href="#L432">432</a></th><td class="line-code"><pre> <span class="c">
|
|
1816
|
</pre></td></tr>
|
|
1817
|
|
|
1818
|
|
|
1819
|
<tr><th class="line-num" id="L433"><a href="#L433">433</a></th><td class="line-code"><pre> <span class="c">
|
|
1820
|
</pre></td></tr>
|
|
1821
|
|
|
1822
|
|
|
1823
|
<tr><th class="line-num" id="L434"><a href="#L434">434</a></th><td class="line-code"><pre> <span class="r">if</span>(size1<<span class="i">1</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::Setup(int): </span><span class="dl">"</span></span>
|
|
1824
|
</pre></td></tr>
|
|
1825
|
|
|
1826
|
|
|
1827
|
<tr><th class="line-num" id="L435"><a href="#L435">435</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested size1 (%d) must be >=1</span><span class="dl">"</span></span>,size1);
|
|
1828
|
</pre></td></tr>
|
|
1829
|
|
|
1830
|
|
|
1831
|
<tr><th class="line-num" id="L436"><a href="#L436">436</a></th><td class="line-code"><pre> <span class="r">if</span>(size2<<span class="i">1</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::Setup(int): </span><span class="dl">"</span></span>
|
|
1832
|
</pre></td></tr>
|
|
1833
|
|
|
1834
|
|
|
1835
|
<tr><th class="line-num" id="L437"><a href="#L437">437</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested size2 (%d) must be >=1</span><span class="dl">"</span></span>,size2);
|
|
1836
|
</pre></td></tr>
|
|
1837
|
|
|
1838
|
|
|
1839
|
<tr><th class="line-num" id="L438"><a href="#L438">438</a></th><td class="line-code"><pre>
|
|
1840
|
</pre></td></tr>
|
|
1841
|
|
|
1842
|
|
|
1843
|
<tr><th class="line-num" id="L439"><a href="#L439">439</a></th><td class="line-code"><pre> <span class="pt">int</span> k;
|
|
1844
|
</pre></td></tr>
|
|
1845
|
|
|
1846
|
|
|
1847
|
<tr><th class="line-num" id="L440"><a href="#L440">440</a></th><td class="line-code"><pre> <span class="r">if</span>(size1==<span class="i">1</span>) {
|
|
1848
|
</pre></td></tr>
|
|
1849
|
|
|
1850
|
|
|
1851
|
<tr><th class="line-num" id="L441"><a href="#L441">441</a></th><td class="line-code"><pre> logsize1=<span class="i">0</span>;
|
|
1852
|
</pre></td></tr>
|
|
1853
|
|
|
1854
|
|
|
1855
|
<tr><th class="line-num" id="L442"><a href="#L442">442</a></th><td class="line-code"><pre> } <span class="r">else</span> {
|
|
1856
|
</pre></td></tr>
|
|
1857
|
|
|
1858
|
|
|
1859
|
<tr><th class="line-num" id="L443"><a href="#L443">443</a></th><td class="line-code"><pre> <span class="r">for</span>(k=size1,logsize1=<span class="i">1</span>;k><span class="i">2</span>;k/=<span class="i">2</span>,logsize1++)
|
|
1860
|
</pre></td></tr>
|
|
1861
|
|
|
1862
|
|
|
1863
|
<tr><th class="line-num" id="L444"><a href="#L444">444</a></th><td class="line-code"><pre> <span class="r">if</span>(k%<span class="i">2</span>!=<span class="i">0</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::Setup(int): </span><span class="dl">"</span></span>
|
|
1864
|
</pre></td></tr>
|
|
1865
|
|
|
1866
|
|
|
1867
|
<tr><th class="line-num" id="L445"><a href="#L445">445</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested size1 (%d) is not a power of 2</span><span class="dl">"</span></span>,size1);
|
|
1868
|
</pre></td></tr>
|
|
1869
|
|
|
1870
|
|
|
1871
|
<tr><th class="line-num" id="L446"><a href="#L446">446</a></th><td class="line-code"><pre> }
|
|
1872
|
</pre></td></tr>
|
|
1873
|
|
|
1874
|
|
|
1875
|
<tr><th class="line-num" id="L447"><a href="#L447">447</a></th><td class="line-code"><pre> <span class="r">if</span>(size2==<span class="i">1</span>) {
|
|
1876
|
</pre></td></tr>
|
|
1877
|
|
|
1878
|
|
|
1879
|
<tr><th class="line-num" id="L448"><a href="#L448">448</a></th><td class="line-code"><pre> logsize2=<span class="i">0</span>;
|
|
1880
|
</pre></td></tr>
|
|
1881
|
|
|
1882
|
|
|
1883
|
<tr><th class="line-num" id="L449"><a href="#L449">449</a></th><td class="line-code"><pre> } <span class="r">else</span> {
|
|
1884
|
</pre></td></tr>
|
|
1885
|
|
|
1886
|
|
|
1887
|
<tr><th class="line-num" id="L450"><a href="#L450">450</a></th><td class="line-code"><pre> <span class="r">for</span>(k=size2,logsize2=<span class="i">1</span>;k><span class="i">2</span>;k/=<span class="i">2</span>,logsize2++)
|
|
1888
|
</pre></td></tr>
|
|
1889
|
|
|
1890
|
|
|
1891
|
<tr><th class="line-num" id="L451"><a href="#L451">451</a></th><td class="line-code"><pre> <span class="r">if</span>(k%<span class="i">2</span>!=<span class="i">0</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::Setup(int): </span><span class="dl">"</span></span>
|
|
1892
|
</pre></td></tr>
|
|
1893
|
|
|
1894
|
|
|
1895
|
<tr><th class="line-num" id="L452"><a href="#L452">452</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested size2 (%d) is not a power of 2</span><span class="dl">"</span></span>,size2);
|
|
1896
|
</pre></td></tr>
|
|
1897
|
|
|
1898
|
|
|
1899
|
<tr><th class="line-num" id="L453"><a href="#L453">453</a></th><td class="line-code"><pre> }
|
|
1900
|
</pre></td></tr>
|
|
1901
|
|
|
1902
|
|
|
1903
|
<tr><th class="line-num" id="L454"><a href="#L454">454</a></th><td class="line-code"><pre>
|
|
1904
|
</pre></td></tr>
|
|
1905
|
|
|
1906
|
|
|
1907
|
<tr><th class="line-num" id="L455"><a href="#L455">455</a></th><td class="line-code"><pre> <span class="c">
|
|
1908
|
</pre></td></tr>
|
|
1909
|
|
|
1910
|
|
|
1911
|
<tr><th class="line-num" id="L456"><a href="#L456">456</a></th><td class="line-code"><pre> ReleaseMemory();
|
|
1912
|
</pre></td></tr>
|
|
1913
|
|
|
1914
|
|
|
1915
|
<tr><th class="line-num" id="L457"><a href="#L457">457</a></th><td class="line-code"><pre> scratch=<span class="r">new</span> MyComplex[OC_MAX(size1,size2)];
|
|
1916
|
</pre></td></tr>
|
|
1917
|
|
|
1918
|
|
|
1919
|
<tr><th class="line-num" id="L458"><a href="#L458">458</a></th><td class="line-code"><pre> scratchb=<span class="r">new</span> MyComplex[OC_MAX(size1,size2)];
|
|
1920
|
</pre></td></tr>
|
|
1921
|
|
|
1922
|
|
|
1923
|
<tr><th class="line-num" id="L459"><a href="#L459">459</a></th><td class="line-code"><pre> vecsize1=size1; vecsize2=size2;
|
|
1924
|
</pre></td></tr>
|
|
1925
|
|
|
1926
|
|
|
1927
|
<tr><th class="line-num" id="L460"><a href="#L460">460</a></th><td class="line-code"><pre>}
|
|
1928
|
</pre></td></tr>
|
|
1929
|
|
|
1930
|
|
|
1931
|
<tr><th class="line-num" id="L461"><a href="#L461">461</a></th><td class="line-code"><pre>
|
|
1932
|
</pre></td></tr>
|
|
1933
|
|
|
1934
|
|
|
1935
|
<tr><th class="line-num" id="L462"><a href="#L462">462</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::SetupInverse(<span class="pt">int</span> size1,<span class="pt">int</span> size2)
|
|
1936
|
</pre></td></tr>
|
|
1937
|
|
|
1938
|
|
|
1939
|
<tr><th class="line-num" id="L463"><a href="#L463">463</a></th><td class="line-code"><pre>{
|
|
1940
|
</pre></td></tr>
|
|
1941
|
|
|
1942
|
|
|
1943
|
<tr><th class="line-num" id="L464"><a href="#L464">464</a></th><td class="line-code"><pre> <span class="r">if</span>(size1==vecsize1 && size2==vecsize2 && workarr!=<span class="pc">NULL</span>)
|
|
1944
|
</pre></td></tr>
|
|
1945
|
|
|
1946
|
|
|
1947
|
<tr><th class="line-num" id="L465"><a href="#L465">465</a></th><td class="line-code"><pre> <span class="r">return</span>; <span class="c">
|
|
1948
|
</pre></td></tr>
|
|
1949
|
|
|
1950
|
|
|
1951
|
<tr><th class="line-num" id="L466"><a href="#L466">466</a></th><td class="line-code"><pre> Setup(size1,size2);
|
|
1952
|
</pre></td></tr>
|
|
1953
|
|
|
1954
|
|
|
1955
|
<tr><th class="line-num" id="L467"><a href="#L467">467</a></th><td class="line-code"><pre> <span class="r">if</span>(workarr!=<span class="pc">NULL</span>) { <span class="r">delete</span>[] workarr[<span class="i">0</span>]; <span class="r">delete</span>[] workarr; } <span class="c">
|
|
1956
|
</pre></td></tr>
|
|
1957
|
|
|
1958
|
|
|
1959
|
<tr><th class="line-num" id="L468"><a href="#L468">468</a></th><td class="line-code"><pre> <span class="pt">int</span> rowcount=(vecsize1/<span class="i">2</span>)+<span class="i">1</span>;
|
|
1960
|
</pre></td></tr>
|
|
1961
|
|
|
1962
|
|
|
1963
|
<tr><th class="line-num" id="L469"><a href="#L469">469</a></th><td class="line-code"><pre> workarr=<span class="r">new</span> MyComplex*[rowcount];
|
|
1964
|
</pre></td></tr>
|
|
1965
|
|
|
1966
|
|
|
1967
|
<tr><th class="line-num" id="L470"><a href="#L470">470</a></th><td class="line-code"><pre> workarr[<span class="i">0</span>]=<span class="r">new</span> MyComplex[rowcount*vecsize2];
|
|
1968
|
</pre></td></tr>
|
|
1969
|
|
|
1970
|
|
|
1971
|
<tr><th class="line-num" id="L471"><a href="#L471">471</a></th><td class="line-code"><pre> <span class="r">for</span>(<span class="pt">int</span> i=<span class="i">1</span>;i<rowcount;i++) workarr[i]=workarr[i-<span class="i">1</span>]+vecsize2;
|
|
1972
|
</pre></td></tr>
|
|
1973
|
|
|
1974
|
|
|
1975
|
<tr><th class="line-num" id="L472"><a href="#L472">472</a></th><td class="line-code"><pre>}
|
|
1976
|
</pre></td></tr>
|
|
1977
|
|
|
1978
|
|
|
1979
|
<tr><th class="line-num" id="L473"><a href="#L473">473</a></th><td class="line-code"><pre>
|
|
1980
|
</pre></td></tr>
|
|
1981
|
|
|
1982
|
|
|
1983
|
<tr><th class="line-num" id="L474"><a href="#L474">474</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::ReleaseMemory()
|
|
1984
|
</pre></td></tr>
|
|
1985
|
|
|
1986
|
|
|
1987
|
<tr><th class="line-num" id="L475"><a href="#L475">475</a></th><td class="line-code"><pre>{
|
|
1988
|
</pre></td></tr>
|
|
1989
|
|
|
1990
|
|
|
1991
|
<tr><th class="line-num" id="L476"><a href="#L476">476</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1==<span class="i">0</span> || vecsize2==<span class="i">0</span>) <span class="r">return</span>;
|
|
1992
|
</pre></td></tr>
|
|
1993
|
|
|
1994
|
|
|
1995
|
<tr><th class="line-num" id="L477"><a href="#L477">477</a></th><td class="line-code"><pre> <span class="r">delete</span>[] scratch; scratch=<span class="pc">NULL</span>;
|
|
1996
|
</pre></td></tr>
|
|
1997
|
|
|
1998
|
|
|
1999
|
<tr><th class="line-num" id="L478"><a href="#L478">478</a></th><td class="line-code"><pre> <span class="r">delete</span>[] scratchb; scratchb=<span class="pc">NULL</span>;
|
|
2000
|
</pre></td></tr>
|
|
2001
|
|
|
2002
|
|
|
2003
|
<tr><th class="line-num" id="L479"><a href="#L479">479</a></th><td class="line-code"><pre> <span class="r">if</span>(workarr!=<span class="pc">NULL</span>) {
|
|
2004
|
</pre></td></tr>
|
|
2005
|
|
|
2006
|
|
|
2007
|
<tr><th class="line-num" id="L480"><a href="#L480">480</a></th><td class="line-code"><pre> <span class="r">delete</span>[] workarr[<span class="i">0</span>];
|
|
2008
|
</pre></td></tr>
|
|
2009
|
|
|
2010
|
|
|
2011
|
<tr><th class="line-num" id="L481"><a href="#L481">481</a></th><td class="line-code"><pre> <span class="r">delete</span>[] workarr;
|
|
2012
|
</pre></td></tr>
|
|
2013
|
|
|
2014
|
|
|
2015
|
<tr><th class="line-num" id="L482"><a href="#L482">482</a></th><td class="line-code"><pre> workarr=<span class="pc">NULL</span>;
|
|
2016
|
</pre></td></tr>
|
|
2017
|
|
|
2018
|
|
|
2019
|
<tr><th class="line-num" id="L483"><a href="#L483">483</a></th><td class="line-code"><pre> }
|
|
2020
|
</pre></td></tr>
|
|
2021
|
|
|
2022
|
|
|
2023
|
<tr><th class="line-num" id="L484"><a href="#L484">484</a></th><td class="line-code"><pre> vecsize1=<span class="i">0</span>; vecsize2=<span class="i">0</span>;
|
|
2024
|
</pre></td></tr>
|
|
2025
|
|
|
2026
|
|
|
2027
|
<tr><th class="line-num" id="L485"><a href="#L485">485</a></th><td class="line-code"><pre> fft1.ReleaseMemory(); fft2.ReleaseMemory();
|
|
2028
|
</pre></td></tr>
|
|
2029
|
|
|
2030
|
|
|
2031
|
<tr><th class="line-num" id="L486"><a href="#L486">486</a></th><td class="line-code"><pre>}
|
|
2032
|
</pre></td></tr>
|
|
2033
|
|
|
2034
|
|
|
2035
|
<tr><th class="line-num" id="L487"><a href="#L487">487</a></th><td class="line-code"><pre>
|
|
2036
|
</pre></td></tr>
|
|
2037
|
|
|
2038
|
|
|
2039
|
<tr><th class="line-num" id="L488"><a href="#L488">488</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::FillOut(<span class="pt">int</span> csize1,<span class="pt">int</span> csize2,MyComplex** carr)
|
|
2040
|
</pre></td></tr>
|
|
2041
|
|
|
2042
|
|
|
2043
|
<tr><th class="line-num" id="L489"><a href="#L489">489</a></th><td class="line-code"><pre>{ <span class="c">
|
|
2044
|
</pre></td></tr>
|
|
2045
|
|
|
2046
|
|
|
2047
|
<tr><th class="line-num" id="L490"><a href="#L490">490</a></th><td class="line-code"><pre> <span class="c">
|
|
2048
|
</pre></td></tr>
|
|
2049
|
|
|
2050
|
|
|
2051
|
<tr><th class="line-num" id="L491"><a href="#L491">491</a></th><td class="line-code"><pre> <span class="c">
|
|
2052
|
</pre></td></tr>
|
|
2053
|
|
|
2054
|
|
|
2055
|
<tr><th class="line-num" id="L492"><a href="#L492">492</a></th><td class="line-code"><pre> <span class="c">
|
|
2056
|
</pre></td></tr>
|
|
2057
|
|
|
2058
|
|
|
2059
|
<tr><th class="line-num" id="L493"><a href="#L493">493</a></th><td class="line-code"><pre> <span class="c">
|
|
2060
|
</pre></td></tr>
|
|
2061
|
|
|
2062
|
|
|
2063
|
<tr><th class="line-num" id="L494"><a href="#L494">494</a></th><td class="line-code"><pre> <span class="pt">int</span> i,j;
|
|
2064
|
</pre></td></tr>
|
|
2065
|
|
|
2066
|
|
|
2067
|
<tr><th class="line-num" id="L495"><a href="#L495">495</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1/<span class="i">2</span>;i++) {
|
|
2068
|
</pre></td></tr>
|
|
2069
|
|
|
2070
|
|
|
2071
|
<tr><th class="line-num" id="L496"><a href="#L496">496</a></th><td class="line-code"><pre> carr[csize1-i][<span class="i">0</span>]=conj(carr[i][<span class="i">0</span>]);
|
|
2072
|
</pre></td></tr>
|
|
2073
|
|
|
2074
|
|
|
2075
|
<tr><th class="line-num" id="L497"><a href="#L497">497</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">1</span>;j<csize2;j++) {
|
|
2076
|
</pre></td></tr>
|
|
2077
|
|
|
2078
|
|
|
2079
|
<tr><th class="line-num" id="L498"><a href="#L498">498</a></th><td class="line-code"><pre> carr[csize1-i][j]=conj(carr[i][csize2-j]);
|
|
2080
|
</pre></td></tr>
|
|
2081
|
|
|
2082
|
|
|
2083
|
<tr><th class="line-num" id="L499"><a href="#L499">499</a></th><td class="line-code"><pre> }
|
|
2084
|
</pre></td></tr>
|
|
2085
|
|
|
2086
|
|
|
2087
|
<tr><th class="line-num" id="L500"><a href="#L500">500</a></th><td class="line-code"><pre> }
|
|
2088
|
</pre></td></tr>
|
|
2089
|
|
|
2090
|
|
|
2091
|
<tr><th class="line-num" id="L501"><a href="#L501">501</a></th><td class="line-code"><pre>
|
|
2092
|
</pre></td></tr>
|
|
2093
|
|
|
2094
|
|
|
2095
|
<tr><th class="line-num" id="L502"><a href="#L502">502</a></th><td class="line-code"><pre>}
|
|
2096
|
</pre></td></tr>
|
|
2097
|
|
|
2098
|
|
|
2099
|
<tr><th class="line-num" id="L503"><a href="#L503">503</a></th><td class="line-code"><pre>
|
|
2100
|
</pre></td></tr>
|
|
2101
|
|
|
2102
|
|
|
2103
|
<tr><th class="line-num" id="L504"><a href="#L504">504</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::ForwardCR(<span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,
|
|
2104
|
</pre></td></tr>
|
|
2105
|
|
|
2106
|
|
|
2107
|
<tr><th class="line-num" id="L505"><a href="#L505">505</a></th><td class="line-code"><pre> <span class="di">const</span> <span class="pt">double</span>* <span class="di">const</span>* rarr,
|
|
2108
|
</pre></td></tr>
|
|
2109
|
|
|
2110
|
|
|
2111
|
<tr><th class="line-num" id="L506"><a href="#L506">506</a></th><td class="line-code"><pre> <span class="pt">int</span> csize1,<span class="pt">int</span> csize2,MyComplex** carr)
|
|
2112
|
</pre></td></tr>
|
|
2113
|
|
|
2114
|
|
|
2115
|
<tr><th class="line-num" id="L507"><a href="#L507">507</a></th><td class="line-code"><pre>{
|
|
2116
|
</pre></td></tr>
|
|
2117
|
|
|
2118
|
|
|
2119
|
<tr><th class="line-num" id="L508"><a href="#L508">508</a></th><td class="line-code"><pre> Setup(OC_MAX(<span class="i">1</span>,<span class="i">2</span>*(csize1-<span class="i">1</span>)),csize2); <span class="c">
|
|
2120
|
</pre></td></tr>
|
|
2121
|
|
|
2122
|
|
|
2123
|
<tr><th class="line-num" id="L509"><a href="#L509">509</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1<<span class="i">2</span> || vecsize2<<span class="i">2</span>)
|
|
2124
|
</pre></td></tr>
|
|
2125
|
|
|
2126
|
|
|
2127
|
<tr><th class="line-num" id="L510"><a href="#L510">510</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::ForwardCR(...): </span><span class="dl">"</span></span>
|
|
2128
|
</pre></td></tr>
|
|
2129
|
|
|
2130
|
|
|
2131
|
<tr><th class="line-num" id="L511"><a href="#L511">511</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Full array dimensions (%dx%d) must be both >=2</span><span class="dl">"</span></span>,
|
|
2132
|
</pre></td></tr>
|
|
2133
|
|
|
2134
|
|
|
2135
|
<tr><th class="line-num" id="L512"><a href="#L512">512</a></th><td class="line-code"><pre> vecsize1,vecsize2);
|
|
2136
|
</pre></td></tr>
|
|
2137
|
|
|
2138
|
|
|
2139
|
<tr><th class="line-num" id="L513"><a href="#L513">513</a></th><td class="line-code"><pre>
|
|
2140
|
</pre></td></tr>
|
|
2141
|
|
|
2142
|
|
|
2143
|
<tr><th class="line-num" id="L514"><a href="#L514">514</a></th><td class="line-code"><pre> <span class="pt">int</span> i,j;
|
|
2144
|
</pre></td></tr>
|
|
2145
|
|
|
2146
|
|
|
2147
|
<tr><th class="line-num" id="L515"><a href="#L515">515</a></th><td class="line-code"><pre> FFT_REAL_TYPE x1,x2,y1,y2;
|
|
2148
|
</pre></td></tr>
|
|
2149
|
|
|
2150
|
|
|
2151
|
<tr><th class="line-num" id="L516"><a href="#L516">516</a></th><td class="line-code"><pre> FFT_REAL_TYPE xb1,xb2,yb1,yb2;
|
|
2152
|
</pre></td></tr>
|
|
2153
|
|
|
2154
|
|
|
2155
|
<tr><th class="line-num" id="L517"><a href="#L517">517</a></th><td class="line-code"><pre> fftw_plan p1,p2;
|
|
2156
|
</pre></td></tr>
|
|
2157
|
|
|
2158
|
|
|
2159
|
<tr><th class="line-num" id="L518"><a href="#L518">518</a></th><td class="line-code"><pre> fftw_complex *in,*out;
|
|
2160
|
</pre></td></tr>
|
|
2161
|
|
|
2162
|
|
|
2163
|
<tr><th class="line-num" id="L519"><a href="#L519">519</a></th><td class="line-code"><pre>
|
|
2164
|
</pre></td></tr>
|
|
2165
|
|
|
2166
|
|
|
2167
|
<tr><th class="line-num" id="L520"><a href="#L520">520</a></th><td class="line-code"><pre> in = (fftw_complex*) fftw_malloc(<span class="r">sizeof</span>(fftw_complex)*<span class="i">4</span>*csize1*csize2); <span class="c">
|
|
2168
|
</pre></td></tr>
|
|
2169
|
|
|
2170
|
|
|
2171
|
<tr><th class="line-num" id="L521"><a href="#L521">521</a></th><td class="line-code"><pre> out = (fftw_complex*) fftw_malloc(<span class="r">sizeof</span>(fftw_complex)*<span class="i">16</span>*csize1*csize2);
|
|
2172
|
</pre></td></tr>
|
|
2173
|
|
|
2174
|
|
|
2175
|
<tr><th class="line-num" id="L522"><a href="#L522">522</a></th><td class="line-code"><pre>
|
|
2176
|
</pre></td></tr>
|
|
2177
|
|
|
2178
|
|
|
2179
|
<tr><th class="line-num" id="L523"><a href="#L523">523</a></th><td class="line-code"><pre> p1 = fftw_plan_dft_1d(vecsize1, in, out, FFTW_FORWARD, FFTW_MEASURE); <span class="c">
|
|
2180
|
</pre></td></tr>
|
|
2181
|
|
|
2182
|
|
|
2183
|
<tr><th class="line-num" id="L524"><a href="#L524">524</a></th><td class="line-code"><pre> p2 = fftw_plan_dft_1d(csize2, in, out, FFTW_FORWARD, FFTW_MEASURE);
|
|
2184
|
</pre></td></tr>
|
|
2185
|
|
|
2186
|
|
|
2187
|
<tr><th class="line-num" id="L525"><a href="#L525">525</a></th><td class="line-code"><pre>
|
|
2188
|
</pre></td></tr>
|
|
2189
|
|
|
2190
|
|
|
2191
|
<tr><th class="line-num" id="L526"><a href="#L526">526</a></th><td class="line-code"><pre> <span class="c">
|
|
2192
|
</pre></td></tr>
|
|
2193
|
|
|
2194
|
|
|
2195
|
<tr><th class="line-num" id="L527"><a href="#L527">527</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j+<span class="i">3</span><rsize2;j+=<span class="i">4</span>) {
|
|
2196
|
</pre></td></tr>
|
|
2197
|
|
|
2198
|
|
|
2199
|
<tr><th class="line-num" id="L528"><a href="#L528">528</a></th><td class="line-code"><pre> <span class="c">
|
|
2200
|
</pre></td></tr>
|
|
2201
|
|
|
2202
|
|
|
2203
|
<tr><th class="line-num" id="L529"><a href="#L529">529</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i++) {
|
|
2204
|
</pre></td></tr>
|
|
2205
|
|
|
2206
|
|
|
2207
|
<tr><th class="line-num" id="L530"><a href="#L530">530</a></th><td class="line-code"><pre> scratch[i]=MyComplex(rarr[i][j],rarr[i][j+<span class="i">1</span>]);
|
|
2208
|
</pre></td></tr>
|
|
2209
|
|
|
2210
|
|
|
2211
|
<tr><th class="line-num" id="L531"><a href="#L531">531</a></th><td class="line-code"><pre> scratchb[i]=MyComplex(rarr[i][j+<span class="i">2</span>],rarr[i][j+<span class="i">3</span>]);
|
|
2212
|
</pre></td></tr>
|
|
2213
|
|
|
2214
|
|
|
2215
|
<tr><th class="line-num" id="L532"><a href="#L532">532</a></th><td class="line-code"><pre> }
|
|
2216
|
</pre></td></tr>
|
|
2217
|
|
|
2218
|
|
|
2219
|
<tr><th class="line-num" id="L533"><a href="#L533">533</a></th><td class="line-code"><pre> <span class="c">
|
|
2220
|
</pre></td></tr>
|
|
2221
|
|
|
2222
|
|
|
2223
|
<tr><th class="line-num" id="L534"><a href="#L534">534</a></th><td class="line-code"><pre> <span class="r">for</span>(i=rsize1;i<vecsize1;i++) scratch[i]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.);
|
|
2224
|
</pre></td></tr>
|
|
2225
|
|
|
2226
|
|
|
2227
|
<tr><th class="line-num" id="L535"><a href="#L535">535</a></th><td class="line-code"><pre>
|
|
2228
|
</pre></td></tr>
|
|
2229
|
|
|
2230
|
|
|
2231
|
<tr><th class="line-num" id="L536"><a href="#L536">536</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) { <span class="c">
|
|
2232
|
</pre></td></tr>
|
|
2233
|
|
|
2234
|
|
|
2235
|
<tr><th class="line-num" id="L537"><a href="#L537">537</a></th><td class="line-code"><pre> in[i][<span class="i">0</span>]=scratch[i].real();
|
|
2236
|
</pre></td></tr>
|
|
2237
|
|
|
2238
|
|
|
2239
|
<tr><th class="line-num" id="L538"><a href="#L538">538</a></th><td class="line-code"><pre> in[i][<span class="i">1</span>]=scratch[i].imag();
|
|
2240
|
</pre></td></tr>
|
|
2241
|
|
|
2242
|
|
|
2243
|
<tr><th class="line-num" id="L539"><a href="#L539">539</a></th><td class="line-code"><pre> }
|
|
2244
|
</pre></td></tr>
|
|
2245
|
|
|
2246
|
|
|
2247
|
<tr><th class="line-num" id="L540"><a href="#L540">540</a></th><td class="line-code"><pre> fftw_execute(p1);
|
|
2248
|
</pre></td></tr>
|
|
2249
|
|
|
2250
|
|
|
2251
|
<tr><th class="line-num" id="L541"><a href="#L541">541</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) {
|
|
2252
|
</pre></td></tr>
|
|
2253
|
|
|
2254
|
|
|
2255
|
<tr><th class="line-num" id="L542"><a href="#L542">542</a></th><td class="line-code"><pre> scratch[i].re=out[i][<span class="i">0</span>];
|
|
2256
|
</pre></td></tr>
|
|
2257
|
|
|
2258
|
|
|
2259
|
<tr><th class="line-num" id="L543"><a href="#L543">543</a></th><td class="line-code"><pre> scratch[i].im=out[i][<span class="i">1</span>];
|
|
2260
|
</pre></td></tr>
|
|
2261
|
|
|
2262
|
|
|
2263
|
<tr><th class="line-num" id="L544"><a href="#L544">544</a></th><td class="line-code"><pre> }
|
|
2264
|
</pre></td></tr>
|
|
2265
|
|
|
2266
|
|
|
2267
|
<tr><th class="line-num" id="L545"><a href="#L545">545</a></th><td class="line-code"><pre> <span class="r">for</span>(i=rsize1;i<vecsize1;i++) scratchb[i]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.);
|
|
2268
|
</pre></td></tr>
|
|
2269
|
|
|
2270
|
|
|
2271
|
<tr><th class="line-num" id="L546"><a href="#L546">546</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) {
|
|
2272
|
</pre></td></tr>
|
|
2273
|
|
|
2274
|
|
|
2275
|
<tr><th class="line-num" id="L547"><a href="#L547">547</a></th><td class="line-code"><pre> in[i][<span class="i">0</span>]=scratchb[i].real();
|
|
2276
|
</pre></td></tr>
|
|
2277
|
|
|
2278
|
|
|
2279
|
<tr><th class="line-num" id="L548"><a href="#L548">548</a></th><td class="line-code"><pre> in[i][<span class="i">1</span>]=scratchb[i].imag();
|
|
2280
|
</pre></td></tr>
|
|
2281
|
|
|
2282
|
|
|
2283
|
<tr><th class="line-num" id="L549"><a href="#L549">549</a></th><td class="line-code"><pre> }
|
|
2284
|
</pre></td></tr>
|
|
2285
|
|
|
2286
|
|
|
2287
|
<tr><th class="line-num" id="L550"><a href="#L550">550</a></th><td class="line-code"><pre> fftw_execute(p1);
|
|
2288
|
</pre></td></tr>
|
|
2289
|
|
|
2290
|
|
|
2291
|
<tr><th class="line-num" id="L551"><a href="#L551">551</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) {
|
|
2292
|
</pre></td></tr>
|
|
2293
|
|
|
2294
|
|
|
2295
|
<tr><th class="line-num" id="L552"><a href="#L552">552</a></th><td class="line-code"><pre> scratchb[i].re=out[i][<span class="i">0</span>];
|
|
2296
|
</pre></td></tr>
|
|
2297
|
|
|
2298
|
|
|
2299
|
<tr><th class="line-num" id="L553"><a href="#L553">553</a></th><td class="line-code"><pre> scratchb[i].im=out[i][<span class="i">1</span>];
|
|
2300
|
</pre></td></tr>
|
|
2301
|
|
|
2302
|
|
|
2303
|
<tr><th class="line-num" id="L554"><a href="#L554">554</a></th><td class="line-code"><pre> }
|
|
2304
|
</pre></td></tr>
|
|
2305
|
|
|
2306
|
|
|
2307
|
<tr><th class="line-num" id="L555"><a href="#L555">555</a></th><td class="line-code"><pre> <span class="c">
|
|
2308
|
</pre></td></tr>
|
|
2309
|
|
|
2310
|
|
|
2311
|
<tr><th class="line-num" id="L556"><a href="#L556">556</a></th><td class="line-code"><pre> <span class="c">
|
|
2312
|
</pre></td></tr>
|
|
2313
|
|
|
2314
|
|
|
2315
|
<tr><th class="line-num" id="L557"><a href="#L557">557</a></th><td class="line-code"><pre> <span class="c">
|
|
2316
|
</pre></td></tr>
|
|
2317
|
|
|
2318
|
|
|
2319
|
<tr><th class="line-num" id="L558"><a href="#L558">558</a></th><td class="line-code"><pre>
|
|
2320
|
</pre></td></tr>
|
|
2321
|
|
|
2322
|
|
|
2323
|
<tr><th class="line-num" id="L559"><a href="#L559">559</a></th><td class="line-code"><pre> <span class="c">
|
|
2324
|
</pre></td></tr>
|
|
2325
|
|
|
2326
|
|
|
2327
|
<tr><th class="line-num" id="L560"><a href="#L560">560</a></th><td class="line-code"><pre> <span class="c">
|
|
2328
|
</pre></td></tr>
|
|
2329
|
|
|
2330
|
|
|
2331
|
<tr><th class="line-num" id="L561"><a href="#L561">561</a></th><td class="line-code"><pre> <span class="c">
|
|
2332
|
</pre></td></tr>
|
|
2333
|
|
|
2334
|
|
|
2335
|
<tr><th class="line-num" id="L562"><a href="#L562">562</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j] =MyComplex(scratch[<span class="i">0</span>].real(),scratch[vecsize1/<span class="i">2</span>].real());
|
|
2336
|
</pre></td></tr>
|
|
2337
|
|
|
2338
|
|
|
2339
|
<tr><th class="line-num" id="L563"><a href="#L563">563</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j+<span class="i">1</span>]=MyComplex(scratch[<span class="i">0</span>].imag(),scratch[vecsize1/<span class="i">2</span>].imag());
|
|
2340
|
</pre></td></tr>
|
|
2341
|
|
|
2342
|
|
|
2343
|
<tr><th class="line-num" id="L564"><a href="#L564">564</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j+<span class="i">2</span>]=MyComplex(scratchb[<span class="i">0</span>].real(),scratchb[vecsize1/<span class="i">2</span>].real());
|
|
2344
|
</pre></td></tr>
|
|
2345
|
|
|
2346
|
|
|
2347
|
<tr><th class="line-num" id="L565"><a href="#L565">565</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j+<span class="i">3</span>]=MyComplex(scratchb[<span class="i">0</span>].imag(),scratchb[vecsize1/<span class="i">2</span>].imag());
|
|
2348
|
</pre></td></tr>
|
|
2349
|
|
|
2350
|
|
|
2351
|
<tr><th class="line-num" id="L566"><a href="#L566">566</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<vecsize1/<span class="i">2</span>;i++) { <span class="c">
|
|
2352
|
</pre></td></tr>
|
|
2353
|
|
|
2354
|
|
|
2355
|
<tr><th class="line-num" id="L567"><a href="#L567">567</a></th><td class="line-code"><pre> x1=scratch[i].real()/<span class="i">2</span>; y1=scratch[i].imag()/<span class="i">2</span>;
|
|
2356
|
</pre></td></tr>
|
|
2357
|
|
|
2358
|
|
|
2359
|
<tr><th class="line-num" id="L568"><a href="#L568">568</a></th><td class="line-code"><pre> x2=scratch[vecsize1-i].real()/<span class="i">2</span>; y2=scratch[vecsize1-i].imag()/<span class="i">2</span>;
|
|
2360
|
</pre></td></tr>
|
|
2361
|
|
|
2362
|
|
|
2363
|
<tr><th class="line-num" id="L569"><a href="#L569">569</a></th><td class="line-code"><pre> xb1=scratchb[i].real()/<span class="i">2</span>; yb1=scratchb[i].imag()/<span class="i">2</span>;
|
|
2364
|
</pre></td></tr>
|
|
2365
|
|
|
2366
|
|
|
2367
|
<tr><th class="line-num" id="L570"><a href="#L570">570</a></th><td class="line-code"><pre> xb2=scratchb[vecsize1-i].real()/<span class="i">2</span>; yb2=scratchb[vecsize1-i].imag()/<span class="i">2</span>;
|
|
2368
|
</pre></td></tr>
|
|
2369
|
|
|
2370
|
|
|
2371
|
<tr><th class="line-num" id="L571"><a href="#L571">571</a></th><td class="line-code"><pre> carr[i][j] =MyComplex(x1+x2,y1-y2);
|
|
2372
|
</pre></td></tr>
|
|
2373
|
|
|
2374
|
|
|
2375
|
<tr><th class="line-num" id="L572"><a href="#L572">572</a></th><td class="line-code"><pre> carr[i][j+<span class="i">1</span>] =MyComplex(y1+y2,x2-x1);
|
|
2376
|
</pre></td></tr>
|
|
2377
|
|
|
2378
|
|
|
2379
|
<tr><th class="line-num" id="L573"><a href="#L573">573</a></th><td class="line-code"><pre> carr[i][j+<span class="i">2</span>] =MyComplex(xb1+xb2,yb1-yb2);
|
|
2380
|
</pre></td></tr>
|
|
2381
|
|
|
2382
|
|
|
2383
|
<tr><th class="line-num" id="L574"><a href="#L574">574</a></th><td class="line-code"><pre> carr[i][j+<span class="i">3</span>] =MyComplex(yb1+yb2,xb2-xb1);
|
|
2384
|
</pre></td></tr>
|
|
2385
|
|
|
2386
|
|
|
2387
|
<tr><th class="line-num" id="L575"><a href="#L575">575</a></th><td class="line-code"><pre> }
|
|
2388
|
</pre></td></tr>
|
|
2389
|
|
|
2390
|
|
|
2391
|
<tr><th class="line-num" id="L576"><a href="#L576">576</a></th><td class="line-code"><pre> }
|
|
2392
|
</pre></td></tr>
|
|
2393
|
|
|
2394
|
|
|
2395
|
<tr><th class="line-num" id="L577"><a href="#L577">577</a></th><td class="line-code"><pre> <span class="c">
|
|
2396
|
</pre></td></tr>
|
|
2397
|
|
|
2398
|
|
|
2399
|
<tr><th class="line-num" id="L578"><a href="#L578">578</a></th><td class="line-code"><pre> <span class="r">for</span>(;j<rsize2;j+=<span class="i">2</span>) {
|
|
2400
|
</pre></td></tr>
|
|
2401
|
|
|
2402
|
|
|
2403
|
<tr><th class="line-num" id="L579"><a href="#L579">579</a></th><td class="line-code"><pre> <span class="c">
|
|
2404
|
</pre></td></tr>
|
|
2405
|
|
|
2406
|
|
|
2407
|
<tr><th class="line-num" id="L580"><a href="#L580">580</a></th><td class="line-code"><pre> <span class="r">if</span>(j+<span class="i">1</span><rsize2) {
|
|
2408
|
</pre></td></tr>
|
|
2409
|
|
|
2410
|
|
|
2411
|
<tr><th class="line-num" id="L581"><a href="#L581">581</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i++) scratch[i]=MyComplex(rarr[i][j],rarr[i][j+<span class="i">1</span>]);
|
|
2412
|
</pre></td></tr>
|
|
2413
|
|
|
2414
|
|
|
2415
|
<tr><th class="line-num" id="L582"><a href="#L582">582</a></th><td class="line-code"><pre> }
|
|
2416
|
</pre></td></tr>
|
|
2417
|
|
|
2418
|
|
|
2419
|
<tr><th class="line-num" id="L583"><a href="#L583">583</a></th><td class="line-code"><pre> <span class="r">else</span> { <span class="c">
|
|
2420
|
</pre></td></tr>
|
|
2421
|
|
|
2422
|
|
|
2423
|
<tr><th class="line-num" id="L584"><a href="#L584">584</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i++) scratch[i]=MyComplex(rarr[i][j],<span class="fl">0</span>.);
|
|
2424
|
</pre></td></tr>
|
|
2425
|
|
|
2426
|
|
|
2427
|
<tr><th class="line-num" id="L585"><a href="#L585">585</a></th><td class="line-code"><pre> }
|
|
2428
|
</pre></td></tr>
|
|
2429
|
|
|
2430
|
|
|
2431
|
<tr><th class="line-num" id="L586"><a href="#L586">586</a></th><td class="line-code"><pre> <span class="r">for</span>(i=rsize1;i<vecsize1;i++) scratch[i]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.);
|
|
2432
|
</pre></td></tr>
|
|
2433
|
|
|
2434
|
|
|
2435
|
<tr><th class="line-num" id="L587"><a href="#L587">587</a></th><td class="line-code"><pre>
|
|
2436
|
</pre></td></tr>
|
|
2437
|
|
|
2438
|
|
|
2439
|
<tr><th class="line-num" id="L588"><a href="#L588">588</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) { <span class="c">
|
|
2440
|
</pre></td></tr>
|
|
2441
|
|
|
2442
|
|
|
2443
|
<tr><th class="line-num" id="L589"><a href="#L589">589</a></th><td class="line-code"><pre> in[i][<span class="i">0</span>]=scratch[i].real();
|
|
2444
|
</pre></td></tr>
|
|
2445
|
|
|
2446
|
|
|
2447
|
<tr><th class="line-num" id="L590"><a href="#L590">590</a></th><td class="line-code"><pre> in[i][<span class="i">1</span>]=scratch[i].imag();
|
|
2448
|
</pre></td></tr>
|
|
2449
|
|
|
2450
|
|
|
2451
|
<tr><th class="line-num" id="L591"><a href="#L591">591</a></th><td class="line-code"><pre> }
|
|
2452
|
</pre></td></tr>
|
|
2453
|
|
|
2454
|
|
|
2455
|
<tr><th class="line-num" id="L592"><a href="#L592">592</a></th><td class="line-code"><pre> fftw_execute(p1);
|
|
2456
|
</pre></td></tr>
|
|
2457
|
|
|
2458
|
|
|
2459
|
<tr><th class="line-num" id="L593"><a href="#L593">593</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) {
|
|
2460
|
</pre></td></tr>
|
|
2461
|
|
|
2462
|
|
|
2463
|
<tr><th class="line-num" id="L594"><a href="#L594">594</a></th><td class="line-code"><pre> scratch[i].re=out[i][<span class="i">0</span>];
|
|
2464
|
</pre></td></tr>
|
|
2465
|
|
|
2466
|
|
|
2467
|
<tr><th class="line-num" id="L595"><a href="#L595">595</a></th><td class="line-code"><pre> scratch[i].im=out[i][<span class="i">1</span>];
|
|
2468
|
</pre></td></tr>
|
|
2469
|
|
|
2470
|
|
|
2471
|
<tr><th class="line-num" id="L596"><a href="#L596">596</a></th><td class="line-code"><pre> }
|
|
2472
|
</pre></td></tr>
|
|
2473
|
|
|
2474
|
|
|
2475
|
<tr><th class="line-num" id="L597"><a href="#L597">597</a></th><td class="line-code"><pre> <span class="c">
|
|
2476
|
</pre></td></tr>
|
|
2477
|
|
|
2478
|
|
|
2479
|
<tr><th class="line-num" id="L598"><a href="#L598">598</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j] =MyComplex(scratch[<span class="i">0</span>].real(),scratch[vecsize1/<span class="i">2</span>].real());
|
|
2480
|
</pre></td></tr>
|
|
2481
|
|
|
2482
|
|
|
2483
|
<tr><th class="line-num" id="L599"><a href="#L599">599</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j+<span class="i">1</span>]=MyComplex(scratch[<span class="i">0</span>].imag(),scratch[vecsize1/<span class="i">2</span>].imag());
|
|
2484
|
</pre></td></tr>
|
|
2485
|
|
|
2486
|
|
|
2487
|
<tr><th class="line-num" id="L600"><a href="#L600">600</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<vecsize1/<span class="i">2</span>;i++) { <span class="c">
|
|
2488
|
</pre></td></tr>
|
|
2489
|
|
|
2490
|
|
|
2491
|
<tr><th class="line-num" id="L601"><a href="#L601">601</a></th><td class="line-code"><pre> x1=scratch[i].real()/<span class="i">2</span>; y1=scratch[i].imag()/<span class="i">2</span>;
|
|
2492
|
</pre></td></tr>
|
|
2493
|
|
|
2494
|
|
|
2495
|
<tr><th class="line-num" id="L602"><a href="#L602">602</a></th><td class="line-code"><pre> x2=scratch[vecsize1-i].real()/<span class="i">2</span>; y2=scratch[vecsize1-i].imag()/<span class="i">2</span>;
|
|
2496
|
</pre></td></tr>
|
|
2497
|
|
|
2498
|
|
|
2499
|
<tr><th class="line-num" id="L603"><a href="#L603">603</a></th><td class="line-code"><pre> carr[i][j] =MyComplex(x1+x2,y1-y2);
|
|
2500
|
</pre></td></tr>
|
|
2501
|
|
|
2502
|
|
|
2503
|
<tr><th class="line-num" id="L604"><a href="#L604">604</a></th><td class="line-code"><pre> carr[i][j+<span class="i">1</span>] =MyComplex(y1+y2,x2-x1);
|
|
2504
|
</pre></td></tr>
|
|
2505
|
|
|
2506
|
|
|
2507
|
<tr><th class="line-num" id="L605"><a href="#L605">605</a></th><td class="line-code"><pre> }
|
|
2508
|
</pre></td></tr>
|
|
2509
|
|
|
2510
|
|
|
2511
|
<tr><th class="line-num" id="L606"><a href="#L606">606</a></th><td class="line-code"><pre> }
|
|
2512
|
</pre></td></tr>
|
|
2513
|
|
|
2514
|
|
|
2515
|
<tr><th class="line-num" id="L607"><a href="#L607">607</a></th><td class="line-code"><pre> <span class="c">
|
|
2516
|
</pre></td></tr>
|
|
2517
|
|
|
2518
|
|
|
2519
|
<tr><th class="line-num" id="L608"><a href="#L608">608</a></th><td class="line-code"><pre> <span class="r">if</span>(rsize2<csize2) {
|
|
2520
|
</pre></td></tr>
|
|
2521
|
|
|
2522
|
|
|
2523
|
<tr><th class="line-num" id="L609"><a href="#L609">609</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<csize1;i++) <span class="r">for</span>(j=rsize2;j<csize2;j++)
|
|
2524
|
</pre></td></tr>
|
|
2525
|
|
|
2526
|
|
|
2527
|
<tr><th class="line-num" id="L610"><a href="#L610">610</a></th><td class="line-code"><pre> carr[i][j]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.);
|
|
2528
|
</pre></td></tr>
|
|
2529
|
|
|
2530
|
|
|
2531
|
<tr><th class="line-num" id="L611"><a href="#L611">611</a></th><td class="line-code"><pre> <span class="c">
|
|
2532
|
</pre></td></tr>
|
|
2533
|
|
|
2534
|
|
|
2535
|
<tr><th class="line-num" id="L612"><a href="#L612">612</a></th><td class="line-code"><pre> <span class="c">
|
|
2536
|
</pre></td></tr>
|
|
2537
|
|
|
2538
|
|
|
2539
|
<tr><th class="line-num" id="L613"><a href="#L613">613</a></th><td class="line-code"><pre> }
|
|
2540
|
</pre></td></tr>
|
|
2541
|
|
|
2542
|
|
|
2543
|
<tr><th class="line-num" id="L614"><a href="#L614">614</a></th><td class="line-code"><pre>
|
|
2544
|
</pre></td></tr>
|
|
2545
|
|
|
2546
|
|
|
2547
|
<tr><th class="line-num" id="L615"><a href="#L615">615</a></th><td class="line-code"><pre> <span class="c">
|
|
2548
|
</pre></td></tr>
|
|
2549
|
|
|
2550
|
|
|
2551
|
<tr><th class="line-num" id="L616"><a href="#L616">616</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<csize1-<span class="i">1</span>;i++) { <span class="c">
|
|
2552
|
</pre></td></tr>
|
|
2553
|
|
|
2554
|
|
|
2555
|
<tr><th class="line-num" id="L617"><a href="#L617">617</a></th><td class="line-code"><pre> <span class="r">for</span> (j=<span class="i">0</span>;j<csize2;j++){
|
|
2556
|
</pre></td></tr>
|
|
2557
|
|
|
2558
|
|
|
2559
|
<tr><th class="line-num" id="L618"><a href="#L618">618</a></th><td class="line-code"><pre> in[j][<span class="i">0</span>]=carr[i][j].real();
|
|
2560
|
</pre></td></tr>
|
|
2561
|
|
|
2562
|
|
|
2563
|
<tr><th class="line-num" id="L619"><a href="#L619">619</a></th><td class="line-code"><pre> in[j][<span class="i">1</span>]=carr[i][j].imag();
|
|
2564
|
</pre></td></tr>
|
|
2565
|
|
|
2566
|
|
|
2567
|
<tr><th class="line-num" id="L620"><a href="#L620">620</a></th><td class="line-code"><pre> }
|
|
2568
|
</pre></td></tr>
|
|
2569
|
|
|
2570
|
|
|
2571
|
<tr><th class="line-num" id="L621"><a href="#L621">621</a></th><td class="line-code"><pre> fftw_execute(p2);
|
|
2572
|
</pre></td></tr>
|
|
2573
|
|
|
2574
|
|
|
2575
|
<tr><th class="line-num" id="L622"><a href="#L622">622</a></th><td class="line-code"><pre> <span class="r">for</span> (j=<span class="i">0</span>;j<csize2;j++){
|
|
2576
|
</pre></td></tr>
|
|
2577
|
|
|
2578
|
|
|
2579
|
<tr><th class="line-num" id="L623"><a href="#L623">623</a></th><td class="line-code"><pre> carr[i][j].re=out[j][<span class="i">0</span>];
|
|
2580
|
</pre></td></tr>
|
|
2581
|
|
|
2582
|
|
|
2583
|
<tr><th class="line-num" id="L624"><a href="#L624">624</a></th><td class="line-code"><pre> carr[i][j].im=out[j][<span class="i">1</span>];
|
|
2584
|
</pre></td></tr>
|
|
2585
|
|
|
2586
|
|
|
2587
|
<tr><th class="line-num" id="L625"><a href="#L625">625</a></th><td class="line-code"><pre> }
|
|
2588
|
</pre></td></tr>
|
|
2589
|
|
|
2590
|
|
|
2591
|
<tr><th class="line-num" id="L626"><a href="#L626">626</a></th><td class="line-code"><pre> }
|
|
2592
|
</pre></td></tr>
|
|
2593
|
|
|
2594
|
|
|
2595
|
<tr><th class="line-num" id="L627"><a href="#L627">627</a></th><td class="line-code"><pre> <span class="c">
|
|
2596
|
</pre></td></tr>
|
|
2597
|
|
|
2598
|
|
|
2599
|
<tr><th class="line-num" id="L628"><a href="#L628">628</a></th><td class="line-code"><pre>
|
|
2600
|
</pre></td></tr>
|
|
2601
|
|
|
2602
|
|
|
2603
|
<tr><th class="line-num" id="L629"><a href="#L629">629</a></th><td class="line-code"><pre> <span class="c">
|
|
2604
|
</pre></td></tr>
|
|
2605
|
|
|
2606
|
|
|
2607
|
<tr><th class="line-num" id="L630"><a href="#L630">630</a></th><td class="line-code"><pre> carr[csize1-<span class="i">1</span>][<span class="i">0</span>] = MyComplex(carr[<span class="i">0</span>][<span class="i">0</span>].imag(),<span class="fl">0</span>.);
|
|
2608
|
</pre></td></tr>
|
|
2609
|
|
|
2610
|
|
|
2611
|
<tr><th class="line-num" id="L631"><a href="#L631">631</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][<span class="i">0</span>] = MyComplex(carr[<span class="i">0</span>][<span class="i">0</span>].real(),<span class="fl">0</span>.);
|
|
2612
|
</pre></td></tr>
|
|
2613
|
|
|
2614
|
|
|
2615
|
<tr><th class="line-num" id="L632"><a href="#L632">632</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">1</span>;j<csize2/<span class="i">2</span>;j++) {
|
|
2616
|
</pre></td></tr>
|
|
2617
|
|
|
2618
|
|
|
2619
|
<tr><th class="line-num" id="L633"><a href="#L633">633</a></th><td class="line-code"><pre> x1=carr[<span class="i">0</span>][j].real()/<span class="i">2</span>; y1=carr[<span class="i">0</span>][j].imag()/<span class="i">2</span>;
|
|
2620
|
</pre></td></tr>
|
|
2621
|
|
|
2622
|
|
|
2623
|
<tr><th class="line-num" id="L634"><a href="#L634">634</a></th><td class="line-code"><pre> x2=carr[<span class="i">0</span>][csize2-j].real()/<span class="i">2</span>; y2=carr[<span class="i">0</span>][csize2-j].imag()/<span class="i">2</span>;
|
|
2624
|
</pre></td></tr>
|
|
2625
|
|
|
2626
|
|
|
2627
|
<tr><th class="line-num" id="L635"><a href="#L635">635</a></th><td class="line-code"><pre> MyComplex temp1(x1+x2,y1-y2);
|
|
2628
|
</pre></td></tr>
|
|
2629
|
|
|
2630
|
|
|
2631
|
<tr><th class="line-num" id="L636"><a href="#L636">636</a></th><td class="line-code"><pre> MyComplex temp2(y1+y2,x2-x1);
|
|
2632
|
</pre></td></tr>
|
|
2633
|
|
|
2634
|
|
|
2635
|
<tr><th class="line-num" id="L637"><a href="#L637">637</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j] = temp1;
|
|
2636
|
</pre></td></tr>
|
|
2637
|
|
|
2638
|
|
|
2639
|
<tr><th class="line-num" id="L638"><a href="#L638">638</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][csize2-j] = conj(temp1);
|
|
2640
|
</pre></td></tr>
|
|
2641
|
|
|
2642
|
|
|
2643
|
<tr><th class="line-num" id="L639"><a href="#L639">639</a></th><td class="line-code"><pre> carr[csize1-<span class="i">1</span>][j] = temp2;
|
|
2644
|
</pre></td></tr>
|
|
2645
|
|
|
2646
|
|
|
2647
|
<tr><th class="line-num" id="L640"><a href="#L640">640</a></th><td class="line-code"><pre> carr[csize1-<span class="i">1</span>][csize2-j] = conj(temp2);
|
|
2648
|
</pre></td></tr>
|
|
2649
|
|
|
2650
|
|
|
2651
|
<tr><th class="line-num" id="L641"><a href="#L641">641</a></th><td class="line-code"><pre> }
|
|
2652
|
</pre></td></tr>
|
|
2653
|
|
|
2654
|
|
|
2655
|
<tr><th class="line-num" id="L642"><a href="#L642">642</a></th><td class="line-code"><pre> carr[csize1-<span class="i">1</span>][csize2/<span class="i">2</span>] = MyComplex(carr[<span class="i">0</span>][csize2/<span class="i">2</span>].imag(),<span class="fl">0</span>.);
|
|
2656
|
</pre></td></tr>
|
|
2657
|
|
|
2658
|
|
|
2659
|
<tr><th class="line-num" id="L643"><a href="#L643">643</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][csize2/<span class="i">2</span>] = MyComplex(carr[<span class="i">0</span>][csize2/<span class="i">2</span>].real(),<span class="fl">0</span>.);
|
|
2660
|
</pre></td></tr>
|
|
2661
|
|
|
2662
|
|
|
2663
|
<tr><th class="line-num" id="L644"><a href="#L644">644</a></th><td class="line-code"><pre> fftw_free(in);
|
|
2664
|
</pre></td></tr>
|
|
2665
|
|
|
2666
|
|
|
2667
|
<tr><th class="line-num" id="L645"><a href="#L645">645</a></th><td class="line-code"><pre> fftw_free(out);
|
|
2668
|
</pre></td></tr>
|
|
2669
|
|
|
2670
|
|
|
2671
|
<tr><th class="line-num" id="L646"><a href="#L646">646</a></th><td class="line-code"><pre>}
|
|
2672
|
</pre></td></tr>
|
|
2673
|
|
|
2674
|
|
|
2675
|
<tr><th class="line-num" id="L647"><a href="#L647">647</a></th><td class="line-code"><pre>
|
|
2676
|
</pre></td></tr>
|
|
2677
|
|
|
2678
|
|
|
2679
|
<tr><th class="line-num" id="L648"><a href="#L648">648</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::ForwardRC(<span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,
|
|
2680
|
</pre></td></tr>
|
|
2681
|
|
|
2682
|
|
|
2683
|
<tr><th class="line-num" id="L649"><a href="#L649">649</a></th><td class="line-code"><pre> <span class="di">const</span> <span class="pt">double</span>* <span class="di">const</span>* rarr,
|
|
2684
|
</pre></td></tr>
|
|
2685
|
|
|
2686
|
|
|
2687
|
<tr><th class="line-num" id="L650"><a href="#L650">650</a></th><td class="line-code"><pre> <span class="pt">int</span> csize1,<span class="pt">int</span> csize2,MyComplex** carr)
|
|
2688
|
</pre></td></tr>
|
|
2689
|
|
|
2690
|
|
|
2691
|
<tr><th class="line-num" id="L651"><a href="#L651">651</a></th><td class="line-code"><pre>{
|
|
2692
|
</pre></td></tr>
|
|
2693
|
|
|
2694
|
|
|
2695
|
<tr><th class="line-num" id="L652"><a href="#L652">652</a></th><td class="line-code"><pre> Setup(OC_MAX(<span class="i">1</span>,<span class="i">2</span>*(csize1-<span class="i">1</span>)),csize2); <span class="c">
|
|
2696
|
</pre></td></tr>
|
|
2697
|
|
|
2698
|
|
|
2699
|
<tr><th class="line-num" id="L653"><a href="#L653">653</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1<<span class="i">2</span> || vecsize2<<span class="i">2</span>)
|
|
2700
|
</pre></td></tr>
|
|
2701
|
|
|
2702
|
|
|
2703
|
<tr><th class="line-num" id="L654"><a href="#L654">654</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::ForwardRC(...): </span><span class="dl">"</span></span>
|
|
2704
|
</pre></td></tr>
|
|
2705
|
|
|
2706
|
|
|
2707
|
<tr><th class="line-num" id="L655"><a href="#L655">655</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Full array dimensions (%dx%d) must be both >=2</span><span class="dl">"</span></span>,
|
|
2708
|
</pre></td></tr>
|
|
2709
|
|
|
2710
|
|
|
2711
|
<tr><th class="line-num" id="L656"><a href="#L656">656</a></th><td class="line-code"><pre> vecsize1,vecsize2);
|
|
2712
|
</pre></td></tr>
|
|
2713
|
|
|
2714
|
|
|
2715
|
<tr><th class="line-num" id="L657"><a href="#L657">657</a></th><td class="line-code"><pre>
|
|
2716
|
</pre></td></tr>
|
|
2717
|
|
|
2718
|
|
|
2719
|
<tr><th class="line-num" id="L658"><a href="#L658">658</a></th><td class="line-code"><pre> <span class="pt">int</span> i,j;
|
|
2720
|
</pre></td></tr>
|
|
2721
|
|
|
2722
|
|
|
2723
|
<tr><th class="line-num" id="L659"><a href="#L659">659</a></th><td class="line-code"><pre> FFT_REAL_TYPE x1,x2,y1,y2;
|
|
2724
|
</pre></td></tr>
|
|
2725
|
|
|
2726
|
|
|
2727
|
<tr><th class="line-num" id="L660"><a href="#L660">660</a></th><td class="line-code"><pre> FFT_REAL_TYPE xb1,xb2,yb1,yb2;
|
|
2728
|
</pre></td></tr>
|
|
2729
|
|
|
2730
|
|
|
2731
|
<tr><th class="line-num" id="L661"><a href="#L661">661</a></th><td class="line-code"><pre>
|
|
2732
|
</pre></td></tr>
|
|
2733
|
|
|
2734
|
|
|
2735
|
<tr><th class="line-num" id="L662"><a href="#L662">662</a></th><td class="line-code"><pre> <span class="c">
|
|
2736
|
</pre></td></tr>
|
|
2737
|
|
|
2738
|
|
|
2739
|
<tr><th class="line-num" id="L663"><a href="#L663">663</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i+<span class="i">1</span><rsize1;i+=<span class="i">2</span>) {
|
|
2740
|
</pre></td></tr>
|
|
2741
|
|
|
2742
|
|
|
2743
|
<tr><th class="line-num" id="L664"><a href="#L664">664</a></th><td class="line-code"><pre> <span class="c">
|
|
2744
|
</pre></td></tr>
|
|
2745
|
|
|
2746
|
|
|
2747
|
<tr><th class="line-num" id="L665"><a href="#L665">665</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<rsize2;j++)
|
|
2748
|
</pre></td></tr>
|
|
2749
|
|
|
2750
|
|
|
2751
|
<tr><th class="line-num" id="L666"><a href="#L666">666</a></th><td class="line-code"><pre> carr[i/<span class="i">2</span>][j]=MyComplex(rarr[i][j],rarr[i+<span class="i">1</span>][j]);
|
|
2752
|
</pre></td></tr>
|
|
2753
|
|
|
2754
|
|
|
2755
|
<tr><th class="line-num" id="L667"><a href="#L667">667</a></th><td class="line-code"><pre> <span class="r">for</span>(j=rsize2;j<csize2;j++) carr[i/<span class="i">2</span>][j]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.); <span class="c">
|
|
2756
|
</pre></td></tr>
|
|
2757
|
|
|
2758
|
|
|
2759
|
<tr><th class="line-num" id="L668"><a href="#L668">668</a></th><td class="line-code"><pre> <span class="c">
|
|
2760
|
</pre></td></tr>
|
|
2761
|
|
|
2762
|
|
|
2763
|
<tr><th class="line-num" id="L669"><a href="#L669">669</a></th><td class="line-code"><pre> fft2.ForwardDecFreq(csize2,carr[i/<span class="i">2</span>]);
|
|
2764
|
</pre></td></tr>
|
|
2765
|
|
|
2766
|
|
|
2767
|
<tr><th class="line-num" id="L670"><a href="#L670">670</a></th><td class="line-code"><pre> }
|
|
2768
|
</pre></td></tr>
|
|
2769
|
|
|
2770
|
|
|
2771
|
<tr><th class="line-num" id="L671"><a href="#L671">671</a></th><td class="line-code"><pre> <span class="r">for</span>(;i<rsize1;i+=<span class="i">2</span>) { <span class="c">
|
|
2772
|
</pre></td></tr>
|
|
2773
|
|
|
2774
|
|
|
2775
|
<tr><th class="line-num" id="L672"><a href="#L672">672</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<rsize2;j++)
|
|
2776
|
</pre></td></tr>
|
|
2777
|
|
|
2778
|
|
|
2779
|
<tr><th class="line-num" id="L673"><a href="#L673">673</a></th><td class="line-code"><pre> carr[i/<span class="i">2</span>][j]=MyComplex(rarr[i][j],<span class="fl">0</span>.);
|
|
2780
|
</pre></td></tr>
|
|
2781
|
|
|
2782
|
|
|
2783
|
<tr><th class="line-num" id="L674"><a href="#L674">674</a></th><td class="line-code"><pre> <span class="r">for</span>(j=rsize2;j<csize2;j++) carr[i/<span class="i">2</span>][j]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.); <span class="c">
|
|
2784
|
</pre></td></tr>
|
|
2785
|
|
|
2786
|
|
|
2787
|
<tr><th class="line-num" id="L675"><a href="#L675">675</a></th><td class="line-code"><pre> <span class="c">
|
|
2788
|
</pre></td></tr>
|
|
2789
|
|
|
2790
|
|
|
2791
|
<tr><th class="line-num" id="L676"><a href="#L676">676</a></th><td class="line-code"><pre> fft2.ForwardDecFreq(csize2,carr[i/<span class="i">2</span>]);
|
|
2792
|
</pre></td></tr>
|
|
2793
|
|
|
2794
|
|
|
2795
|
<tr><th class="line-num" id="L677"><a href="#L677">677</a></th><td class="line-code"><pre> }
|
|
2796
|
</pre></td></tr>
|
|
2797
|
|
|
2798
|
|
|
2799
|
<tr><th class="line-num" id="L678"><a href="#L678">678</a></th><td class="line-code"><pre> <span class="c">
|
|
2800
|
</pre></td></tr>
|
|
2801
|
|
|
2802
|
|
|
2803
|
<tr><th class="line-num" id="L679"><a href="#L679">679</a></th><td class="line-code"><pre> <span class="c">
|
|
2804
|
</pre></td></tr>
|
|
2805
|
|
|
2806
|
|
|
2807
|
<tr><th class="line-num" id="L680"><a href="#L680">680</a></th><td class="line-code"><pre>
|
|
2808
|
</pre></td></tr>
|
|
2809
|
|
|
2810
|
|
|
2811
|
<tr><th class="line-num" id="L681"><a href="#L681">681</a></th><td class="line-code"><pre> <span class="c">
|
|
2812
|
</pre></td></tr>
|
|
2813
|
|
|
2814
|
|
|
2815
|
<tr><th class="line-num" id="L682"><a href="#L682">682</a></th><td class="line-code"><pre> <span class="c">
|
|
2816
|
</pre></td></tr>
|
|
2817
|
|
|
2818
|
|
|
2819
|
<tr><th class="line-num" id="L683"><a href="#L683">683</a></th><td class="line-code"><pre> <span class="c">
|
|
2820
|
</pre></td></tr>
|
|
2821
|
|
|
2822
|
|
|
2823
|
<tr><th class="line-num" id="L684"><a href="#L684">684</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<(rsize1+<span class="i">1</span>)/<span class="i">2</span>;i++) {
|
|
2824
|
</pre></td></tr>
|
|
2825
|
|
|
2826
|
|
|
2827
|
<tr><th class="line-num" id="L685"><a href="#L685">685</a></th><td class="line-code"><pre> x1=carr[i][<span class="i">0</span>].real(); x2=carr[i][<span class="i">0</span>].imag();
|
|
2828
|
</pre></td></tr>
|
|
2829
|
|
|
2830
|
|
|
2831
|
<tr><th class="line-num" id="L686"><a href="#L686">686</a></th><td class="line-code"><pre> y1=carr[i][csize2/<span class="i">2</span>].real(); y2=carr[i][csize2/<span class="i">2</span>].imag();
|
|
2832
|
</pre></td></tr>
|
|
2833
|
|
|
2834
|
|
|
2835
|
<tr><th class="line-num" id="L687"><a href="#L687">687</a></th><td class="line-code"><pre> scratch[<span class="i">2</span>*i] = MyComplex(x1,y1);
|
|
2836
|
</pre></td></tr>
|
|
2837
|
|
|
2838
|
|
|
2839
|
<tr><th class="line-num" id="L688"><a href="#L688">688</a></th><td class="line-code"><pre> scratch[(<span class="i">2</span>*i)+<span class="i">1</span>] = MyComplex(x2,y2);
|
|
2840
|
</pre></td></tr>
|
|
2841
|
|
|
2842
|
|
|
2843
|
<tr><th class="line-num" id="L689"><a href="#L689">689</a></th><td class="line-code"><pre> }
|
|
2844
|
</pre></td></tr>
|
|
2845
|
|
|
2846
|
|
|
2847
|
<tr><th class="line-num" id="L690"><a href="#L690">690</a></th><td class="line-code"><pre> <span class="r">for</span>(i*=<span class="i">2</span>;i<vecsize1;i++) scratch[i]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.); <span class="c">
|
|
2848
|
</pre></td></tr>
|
|
2849
|
|
|
2850
|
|
|
2851
|
<tr><th class="line-num" id="L691"><a href="#L691">691</a></th><td class="line-code"><pre> fft1.ForwardDecFreq(vecsize1,scratch);
|
|
2852
|
</pre></td></tr>
|
|
2853
|
|
|
2854
|
|
|
2855
|
<tr><th class="line-num" id="L692"><a href="#L692">692</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][<span class="i">0</span>] = MyComplex(scratch[<span class="i">0</span>].real(),<span class="fl">0</span>.);
|
|
2856
|
</pre></td></tr>
|
|
2857
|
|
|
2858
|
|
|
2859
|
<tr><th class="line-num" id="L693"><a href="#L693">693</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][csize2/<span class="i">2</span>] = MyComplex(scratch[<span class="i">0</span>].imag(),<span class="fl">0</span>.);
|
|
2860
|
</pre></td></tr>
|
|
2861
|
|
|
2862
|
|
|
2863
|
<tr><th class="line-num" id="L694"><a href="#L694">694</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
2864
|
</pre></td></tr>
|
|
2865
|
|
|
2866
|
|
|
2867
|
<tr><th class="line-num" id="L695"><a href="#L695">695</a></th><td class="line-code"><pre> x1=scratch[i].real()/<span class="i">2</span>; y1=scratch[i].imag()/<span class="i">2</span>;
|
|
2868
|
</pre></td></tr>
|
|
2869
|
|
|
2870
|
|
|
2871
|
<tr><th class="line-num" id="L696"><a href="#L696">696</a></th><td class="line-code"><pre> x2=scratch[vecsize1-i].real()/<span class="i">2</span>; y2=scratch[vecsize1-i].imag()/<span class="i">2</span>;
|
|
2872
|
</pre></td></tr>
|
|
2873
|
|
|
2874
|
|
|
2875
|
<tr><th class="line-num" id="L697"><a href="#L697">697</a></th><td class="line-code"><pre> carr[i][<span class="i">0</span>] = MyComplex(x1+x2,y1-y2);
|
|
2876
|
</pre></td></tr>
|
|
2877
|
|
|
2878
|
|
|
2879
|
<tr><th class="line-num" id="L698"><a href="#L698">698</a></th><td class="line-code"><pre> carr[i][csize2/<span class="i">2</span>] = MyComplex(y1+y2,x2-x1);
|
|
2880
|
</pre></td></tr>
|
|
2881
|
|
|
2882
|
|
|
2883
|
<tr><th class="line-num" id="L699"><a href="#L699">699</a></th><td class="line-code"><pre> }
|
|
2884
|
</pre></td></tr>
|
|
2885
|
|
|
2886
|
|
|
2887
|
<tr><th class="line-num" id="L700"><a href="#L700">700</a></th><td class="line-code"><pre> carr[csize1-<span class="i">1</span>][<span class="i">0</span>] = MyComplex(scratch[csize1-<span class="i">1</span>].real(),<span class="fl">0</span>.);
|
|
2888
|
</pre></td></tr>
|
|
2889
|
|
|
2890
|
|
|
2891
|
<tr><th class="line-num" id="L701"><a href="#L701">701</a></th><td class="line-code"><pre> carr[csize1-<span class="i">1</span>][csize2/<span class="i">2</span>] = MyComplex(scratch[csize1-<span class="i">1</span>].imag(),<span class="fl">0</span>.);
|
|
2892
|
</pre></td></tr>
|
|
2893
|
|
|
2894
|
|
|
2895
|
<tr><th class="line-num" id="L702"><a href="#L702">702</a></th><td class="line-code"><pre>
|
|
2896
|
</pre></td></tr>
|
|
2897
|
|
|
2898
|
|
|
2899
|
<tr><th class="line-num" id="L703"><a href="#L703">703</a></th><td class="line-code"><pre> <span class="c">
|
|
2900
|
</pre></td></tr>
|
|
2901
|
|
|
2902
|
|
|
2903
|
<tr><th class="line-num" id="L704"><a href="#L704">704</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">1</span>;j+<span class="i">1</span><csize2/<span class="i">2</span>;j+=<span class="i">2</span>) {
|
|
2904
|
</pre></td></tr>
|
|
2905
|
|
|
2906
|
|
|
2907
|
<tr><th class="line-num" id="L705"><a href="#L705">705</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<(rsize1+<span class="i">1</span>)/<span class="i">2</span>;i++) {
|
|
2908
|
</pre></td></tr>
|
|
2909
|
|
|
2910
|
|
|
2911
|
<tr><th class="line-num" id="L706"><a href="#L706">706</a></th><td class="line-code"><pre> x1 =carr[i][j].real()/<span class="i">2</span>; y1 =carr[i][j].imag()/<span class="i">2</span>;
|
|
2912
|
</pre></td></tr>
|
|
2913
|
|
|
2914
|
|
|
2915
|
<tr><th class="line-num" id="L707"><a href="#L707">707</a></th><td class="line-code"><pre> xb1=carr[i][j+<span class="i">1</span>].real()/<span class="i">2</span>; yb1=carr[i][j+<span class="i">1</span>].imag()/<span class="i">2</span>;
|
|
2916
|
</pre></td></tr>
|
|
2917
|
|
|
2918
|
|
|
2919
|
<tr><th class="line-num" id="L708"><a href="#L708">708</a></th><td class="line-code"><pre> xb2=carr[i][csize2-<span class="i">1</span>-j].real()/<span class="i">2</span>; yb2=carr[i][csize2-<span class="i">1</span>-j].imag()/<span class="i">2</span>;
|
|
2920
|
</pre></td></tr>
|
|
2921
|
|
|
2922
|
|
|
2923
|
<tr><th class="line-num" id="L709"><a href="#L709">709</a></th><td class="line-code"><pre> x2 =carr[i][csize2-j].real()/<span class="i">2</span>; y2 =carr[i][csize2-j].imag()/<span class="i">2</span>;
|
|
2924
|
</pre></td></tr>
|
|
2925
|
|
|
2926
|
|
|
2927
|
<tr><th class="line-num" id="L710"><a href="#L710">710</a></th><td class="line-code"><pre> scratch[<span class="i">2</span>*i] = MyComplex(x1+x2,y1-y2);
|
|
2928
|
</pre></td></tr>
|
|
2929
|
|
|
2930
|
|
|
2931
|
<tr><th class="line-num" id="L711"><a href="#L711">711</a></th><td class="line-code"><pre> scratch[(<span class="i">2</span>*i)+<span class="i">1</span>] = MyComplex(y1+y2,x2-x1);
|
|
2932
|
</pre></td></tr>
|
|
2933
|
|
|
2934
|
|
|
2935
|
<tr><th class="line-num" id="L712"><a href="#L712">712</a></th><td class="line-code"><pre> scratchb[<span class="i">2</span>*i] = MyComplex(xb1+xb2,yb1-yb2);
|
|
2936
|
</pre></td></tr>
|
|
2937
|
|
|
2938
|
|
|
2939
|
<tr><th class="line-num" id="L713"><a href="#L713">713</a></th><td class="line-code"><pre> scratchb[(<span class="i">2</span>*i)+<span class="i">1</span>] = MyComplex(yb1+yb2,xb2-xb1);
|
|
2940
|
</pre></td></tr>
|
|
2941
|
|
|
2942
|
|
|
2943
|
<tr><th class="line-num" id="L714"><a href="#L714">714</a></th><td class="line-code"><pre> }
|
|
2944
|
</pre></td></tr>
|
|
2945
|
|
|
2946
|
|
|
2947
|
<tr><th class="line-num" id="L715"><a href="#L715">715</a></th><td class="line-code"><pre> <span class="r">for</span>(i*=<span class="i">2</span>;i<vecsize1;i++)
|
|
2948
|
</pre></td></tr>
|
|
2949
|
|
|
2950
|
|
|
2951
|
<tr><th class="line-num" id="L716"><a href="#L716">716</a></th><td class="line-code"><pre> scratch[i]= scratchb[i]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.); <span class="c">
|
|
2952
|
</pre></td></tr>
|
|
2953
|
|
|
2954
|
|
|
2955
|
<tr><th class="line-num" id="L717"><a href="#L717">717</a></th><td class="line-code"><pre> fft1.ForwardDecFreq(vecsize1,scratchb);
|
|
2956
|
</pre></td></tr>
|
|
2957
|
|
|
2958
|
|
|
2959
|
<tr><th class="line-num" id="L718"><a href="#L718">718</a></th><td class="line-code"><pre> fft1.ForwardDecFreq(vecsize1,scratch);
|
|
2960
|
</pre></td></tr>
|
|
2961
|
|
|
2962
|
|
|
2963
|
<tr><th class="line-num" id="L719"><a href="#L719">719</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j]=scratch[<span class="i">0</span>]; carr[<span class="i">0</span>][csize2-j]=conj(scratch[<span class="i">0</span>]);
|
|
2964
|
</pre></td></tr>
|
|
2965
|
|
|
2966
|
|
|
2967
|
<tr><th class="line-num" id="L720"><a href="#L720">720</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j+<span class="i">1</span>]=scratchb[<span class="i">0</span>]; carr[<span class="i">0</span>][csize2-<span class="i">1</span>-j]=conj(scratchb[<span class="i">0</span>]);
|
|
2968
|
</pre></td></tr>
|
|
2969
|
|
|
2970
|
|
|
2971
|
<tr><th class="line-num" id="L721"><a href="#L721">721</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1;i++) {
|
|
2972
|
</pre></td></tr>
|
|
2973
|
|
|
2974
|
|
|
2975
|
<tr><th class="line-num" id="L722"><a href="#L722">722</a></th><td class="line-code"><pre> carr[i][j]=scratch[i];
|
|
2976
|
</pre></td></tr>
|
|
2977
|
|
|
2978
|
|
|
2979
|
<tr><th class="line-num" id="L723"><a href="#L723">723</a></th><td class="line-code"><pre> carr[i][j+<span class="i">1</span>]=scratchb[i];
|
|
2980
|
</pre></td></tr>
|
|
2981
|
|
|
2982
|
|
|
2983
|
<tr><th class="line-num" id="L724"><a href="#L724">724</a></th><td class="line-code"><pre> carr[i][csize2-<span class="i">1</span>-j]=conj(scratchb[vecsize1-i]);
|
|
2984
|
</pre></td></tr>
|
|
2985
|
|
|
2986
|
|
|
2987
|
<tr><th class="line-num" id="L725"><a href="#L725">725</a></th><td class="line-code"><pre> carr[i][csize2-j]=conj(scratch[vecsize1-i]);
|
|
2988
|
</pre></td></tr>
|
|
2989
|
|
|
2990
|
|
|
2991
|
<tr><th class="line-num" id="L726"><a href="#L726">726</a></th><td class="line-code"><pre> }
|
|
2992
|
</pre></td></tr>
|
|
2993
|
|
|
2994
|
|
|
2995
|
<tr><th class="line-num" id="L727"><a href="#L727">727</a></th><td class="line-code"><pre> }
|
|
2996
|
</pre></td></tr>
|
|
2997
|
|
|
2998
|
|
|
2999
|
<tr><th class="line-num" id="L728"><a href="#L728">728</a></th><td class="line-code"><pre> <span class="c">
|
|
3000
|
</pre></td></tr>
|
|
3001
|
|
|
3002
|
|
|
3003
|
<tr><th class="line-num" id="L729"><a href="#L729">729</a></th><td class="line-code"><pre> <span class="r">if</span>(j<csize2/<span class="i">2</span>) {
|
|
3004
|
</pre></td></tr>
|
|
3005
|
|
|
3006
|
|
|
3007
|
<tr><th class="line-num" id="L730"><a href="#L730">730</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<(rsize1+<span class="i">1</span>)/<span class="i">2</span>;i++) {
|
|
3008
|
</pre></td></tr>
|
|
3009
|
|
|
3010
|
|
|
3011
|
<tr><th class="line-num" id="L731"><a href="#L731">731</a></th><td class="line-code"><pre> x1=carr[i][j].real()/<span class="i">2</span>; y1=carr[i][j].imag()/<span class="i">2</span>;
|
|
3012
|
</pre></td></tr>
|
|
3013
|
|
|
3014
|
|
|
3015
|
<tr><th class="line-num" id="L732"><a href="#L732">732</a></th><td class="line-code"><pre> x2=carr[i][csize2-j].real()/<span class="i">2</span>; y2=carr[i][csize2-j].imag()/<span class="i">2</span>;
|
|
3016
|
</pre></td></tr>
|
|
3017
|
|
|
3018
|
|
|
3019
|
<tr><th class="line-num" id="L733"><a href="#L733">733</a></th><td class="line-code"><pre> scratch[<span class="i">2</span>*i] = MyComplex(x1+x2,y1-y2);
|
|
3020
|
</pre></td></tr>
|
|
3021
|
|
|
3022
|
|
|
3023
|
<tr><th class="line-num" id="L734"><a href="#L734">734</a></th><td class="line-code"><pre> scratch[(<span class="i">2</span>*i)+<span class="i">1</span>] = MyComplex(y1+y2,x2-x1);
|
|
3024
|
</pre></td></tr>
|
|
3025
|
|
|
3026
|
|
|
3027
|
<tr><th class="line-num" id="L735"><a href="#L735">735</a></th><td class="line-code"><pre> }
|
|
3028
|
</pre></td></tr>
|
|
3029
|
|
|
3030
|
|
|
3031
|
<tr><th class="line-num" id="L736"><a href="#L736">736</a></th><td class="line-code"><pre> <span class="r">for</span>(i*=<span class="i">2</span>;i<vecsize1;i++) scratch[i]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.); <span class="c">
|
|
3032
|
</pre></td></tr>
|
|
3033
|
|
|
3034
|
|
|
3035
|
<tr><th class="line-num" id="L737"><a href="#L737">737</a></th><td class="line-code"><pre> fft1.ForwardDecFreq(vecsize1,scratch);
|
|
3036
|
</pre></td></tr>
|
|
3037
|
|
|
3038
|
|
|
3039
|
<tr><th class="line-num" id="L738"><a href="#L738">738</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j]=scratch[<span class="i">0</span>]; carr[<span class="i">0</span>][csize2-j]=conj(scratch[<span class="i">0</span>]);
|
|
3040
|
</pre></td></tr>
|
|
3041
|
|
|
3042
|
|
|
3043
|
<tr><th class="line-num" id="L739"><a href="#L739">739</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1;i++) {
|
|
3044
|
</pre></td></tr>
|
|
3045
|
|
|
3046
|
|
|
3047
|
<tr><th class="line-num" id="L740"><a href="#L740">740</a></th><td class="line-code"><pre> carr[i][j]=scratch[i];
|
|
3048
|
</pre></td></tr>
|
|
3049
|
|
|
3050
|
|
|
3051
|
<tr><th class="line-num" id="L741"><a href="#L741">741</a></th><td class="line-code"><pre> carr[i][csize2-j]=conj(scratch[vecsize1-i]);
|
|
3052
|
</pre></td></tr>
|
|
3053
|
|
|
3054
|
|
|
3055
|
<tr><th class="line-num" id="L742"><a href="#L742">742</a></th><td class="line-code"><pre> }
|
|
3056
|
</pre></td></tr>
|
|
3057
|
|
|
3058
|
|
|
3059
|
<tr><th class="line-num" id="L743"><a href="#L743">743</a></th><td class="line-code"><pre> }
|
|
3060
|
</pre></td></tr>
|
|
3061
|
|
|
3062
|
|
|
3063
|
<tr><th class="line-num" id="L744"><a href="#L744">744</a></th><td class="line-code"><pre>}
|
|
3064
|
</pre></td></tr>
|
|
3065
|
|
|
3066
|
|
|
3067
|
<tr><th class="line-num" id="L745"><a href="#L745">745</a></th><td class="line-code"><pre>
|
|
3068
|
</pre></td></tr>
|
|
3069
|
|
|
3070
|
|
|
3071
|
<tr><th class="line-num" id="L746"><a href="#L746">746</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::InverseRC(<span class="pt">int</span> csize1,<span class="pt">int</span> csize2,
|
|
3072
|
</pre></td></tr>
|
|
3073
|
|
|
3074
|
|
|
3075
|
<tr><th class="line-num" id="L747"><a href="#L747">747</a></th><td class="line-code"><pre> <span class="di">const</span> MyComplex* <span class="di">const</span>* carr,
|
|
3076
|
</pre></td></tr>
|
|
3077
|
|
|
3078
|
|
|
3079
|
<tr><th class="line-num" id="L748"><a href="#L748">748</a></th><td class="line-code"><pre> <span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,<span class="pt">double</span>** rarr)
|
|
3080
|
</pre></td></tr>
|
|
3081
|
|
|
3082
|
|
|
3083
|
<tr><th class="line-num" id="L749"><a href="#L749">749</a></th><td class="line-code"><pre>{
|
|
3084
|
</pre></td></tr>
|
|
3085
|
|
|
3086
|
|
|
3087
|
<tr><th class="line-num" id="L750"><a href="#L750">750</a></th><td class="line-code"><pre> SetupInverse(OC_MAX(<span class="i">1</span>,<span class="i">2</span>*(csize1-<span class="i">1</span>)),csize2); <span class="c">
|
|
3088
|
</pre></td></tr>
|
|
3089
|
|
|
3090
|
|
|
3091
|
<tr><th class="line-num" id="L751"><a href="#L751">751</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1<<span class="i">2</span> || vecsize2<<span class="i">2</span>)
|
|
3092
|
</pre></td></tr>
|
|
3093
|
|
|
3094
|
|
|
3095
|
<tr><th class="line-num" id="L752"><a href="#L752">752</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::InverseRC(...): </span><span class="dl">"</span></span>
|
|
3096
|
</pre></td></tr>
|
|
3097
|
|
|
3098
|
|
|
3099
|
<tr><th class="line-num" id="L753"><a href="#L753">753</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Full array dimensions (%dx%d) must be both >=2</span><span class="dl">"</span></span>,
|
|
3100
|
</pre></td></tr>
|
|
3101
|
|
|
3102
|
|
|
3103
|
<tr><th class="line-num" id="L754"><a href="#L754">754</a></th><td class="line-code"><pre> vecsize1,vecsize2);
|
|
3104
|
</pre></td></tr>
|
|
3105
|
|
|
3106
|
|
|
3107
|
<tr><th class="line-num" id="L755"><a href="#L755">755</a></th><td class="line-code"><pre>
|
|
3108
|
</pre></td></tr>
|
|
3109
|
|
|
3110
|
|
|
3111
|
<tr><th class="line-num" id="L756"><a href="#L756">756</a></th><td class="line-code"><pre> <span class="pt">int</span> i,j;
|
|
3112
|
</pre></td></tr>
|
|
3113
|
|
|
3114
|
|
|
3115
|
<tr><th class="line-num" id="L757"><a href="#L757">757</a></th><td class="line-code"><pre> FFT_REAL_TYPE x1,y1,x2,y2;
|
|
3116
|
</pre></td></tr>
|
|
3117
|
|
|
3118
|
|
|
3119
|
<tr><th class="line-num" id="L758"><a href="#L758">758</a></th><td class="line-code"><pre> FFT_REAL_TYPE xb1,yb1,xb2,yb2;
|
|
3120
|
</pre></td></tr>
|
|
3121
|
|
|
3122
|
|
|
3123
|
<tr><th class="line-num" id="L759"><a href="#L759">759</a></th><td class="line-code"><pre>
|
|
3124
|
</pre></td></tr>
|
|
3125
|
|
|
3126
|
|
|
3127
|
<tr><th class="line-num" id="L760"><a href="#L760">760</a></th><td class="line-code"><pre> fftw_plan p1,p2;
|
|
3128
|
</pre></td></tr>
|
|
3129
|
|
|
3130
|
|
|
3131
|
<tr><th class="line-num" id="L761"><a href="#L761">761</a></th><td class="line-code"><pre> fftw_complex *in,*out;
|
|
3132
|
</pre></td></tr>
|
|
3133
|
|
|
3134
|
|
|
3135
|
<tr><th class="line-num" id="L762"><a href="#L762">762</a></th><td class="line-code"><pre> <span class="pt">int</span> mul=vecsize1*vecsize2;
|
|
3136
|
</pre></td></tr>
|
|
3137
|
|
|
3138
|
|
|
3139
|
<tr><th class="line-num" id="L763"><a href="#L763">763</a></th><td class="line-code"><pre>
|
|
3140
|
</pre></td></tr>
|
|
3141
|
|
|
3142
|
|
|
3143
|
<tr><th class="line-num" id="L764"><a href="#L764">764</a></th><td class="line-code"><pre> in = (fftw_complex*) fftw_malloc(<span class="r">sizeof</span>(fftw_complex)*<span class="i">4</span>*csize1*csize2); <span class="c">
|
|
3144
|
</pre></td></tr>
|
|
3145
|
|
|
3146
|
|
|
3147
|
<tr><th class="line-num" id="L765"><a href="#L765">765</a></th><td class="line-code"><pre> out = (fftw_complex*) fftw_malloc(<span class="r">sizeof</span>(fftw_complex)*<span class="i">16</span>*csize1*csize2);
|
|
3148
|
</pre></td></tr>
|
|
3149
|
|
|
3150
|
|
|
3151
|
<tr><th class="line-num" id="L766"><a href="#L766">766</a></th><td class="line-code"><pre>
|
|
3152
|
</pre></td></tr>
|
|
3153
|
|
|
3154
|
|
|
3155
|
<tr><th class="line-num" id="L767"><a href="#L767">767</a></th><td class="line-code"><pre> p1 = fftw_plan_dft_1d(vecsize1, in, out, FFTW_BACKWARD, FFTW_ESTIMATE); <span class="c">
|
|
3156
|
</pre></td></tr>
|
|
3157
|
|
|
3158
|
|
|
3159
|
<tr><th class="line-num" id="L768"><a href="#L768">768</a></th><td class="line-code"><pre> p2 = fftw_plan_dft_1d(csize2, in, out, FFTW_BACKWARD, FFTW_ESTIMATE);
|
|
3160
|
</pre></td></tr>
|
|
3161
|
|
|
3162
|
|
|
3163
|
<tr><th class="line-num" id="L769"><a href="#L769">769</a></th><td class="line-code"><pre>
|
|
3164
|
</pre></td></tr>
|
|
3165
|
|
|
3166
|
|
|
3167
|
<tr><th class="line-num" id="L770"><a href="#L770">770</a></th><td class="line-code"><pre> <span class="c">
|
|
3168
|
</pre></td></tr>
|
|
3169
|
|
|
3170
|
|
|
3171
|
<tr><th class="line-num" id="L771"><a href="#L771">771</a></th><td class="line-code"><pre> <span class="c">
|
|
3172
|
</pre></td></tr>
|
|
3173
|
|
|
3174
|
|
|
3175
|
<tr><th class="line-num" id="L772"><a href="#L772">772</a></th><td class="line-code"><pre> <span class="c">
|
|
3176
|
</pre></td></tr>
|
|
3177
|
|
|
3178
|
|
|
3179
|
<tr><th class="line-num" id="L773"><a href="#L773">773</a></th><td class="line-code"><pre> <span class="c">
|
|
3180
|
</pre></td></tr>
|
|
3181
|
|
|
3182
|
|
|
3183
|
<tr><th class="line-num" id="L774"><a href="#L774">774</a></th><td class="line-code"><pre> workarr[<span class="i">0</span>][<span class="i">0</span>]=MyComplex(carr[<span class="i">0</span>][<span class="i">0</span>].real(),carr[csize1-<span class="i">1</span>][<span class="i">0</span>].real());
|
|
3184
|
</pre></td></tr>
|
|
3185
|
|
|
3186
|
|
|
3187
|
<tr><th class="line-num" id="L775"><a href="#L775">775</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">1</span>;j<csize2/<span class="i">2</span>;j++) {
|
|
3188
|
</pre></td></tr>
|
|
3189
|
|
|
3190
|
|
|
3191
|
<tr><th class="line-num" id="L776"><a href="#L776">776</a></th><td class="line-code"><pre> x1=carr[<span class="i">0</span>][j].real(); y1=carr[<span class="i">0</span>][j].imag();
|
|
3192
|
</pre></td></tr>
|
|
3193
|
|
|
3194
|
|
|
3195
|
<tr><th class="line-num" id="L777"><a href="#L777">777</a></th><td class="line-code"><pre> x2=carr[csize1-<span class="i">1</span>][j].real(); y2=carr[csize1-<span class="i">1</span>][j].imag();
|
|
3196
|
</pre></td></tr>
|
|
3197
|
|
|
3198
|
|
|
3199
|
<tr><th class="line-num" id="L778"><a href="#L778">778</a></th><td class="line-code"><pre> workarr[<span class="i">0</span>][j] = MyComplex(x1-y2,x2+y1);
|
|
3200
|
</pre></td></tr>
|
|
3201
|
|
|
3202
|
|
|
3203
|
<tr><th class="line-num" id="L779"><a href="#L779">779</a></th><td class="line-code"><pre> workarr[<span class="i">0</span>][csize2-j] = MyComplex(x1+y2,x2-y1);
|
|
3204
|
</pre></td></tr>
|
|
3205
|
|
|
3206
|
|
|
3207
|
<tr><th class="line-num" id="L780"><a href="#L780">780</a></th><td class="line-code"><pre> }
|
|
3208
|
</pre></td></tr>
|
|
3209
|
|
|
3210
|
|
|
3211
|
<tr><th class="line-num" id="L781"><a href="#L781">781</a></th><td class="line-code"><pre> workarr[<span class="i">0</span>][csize2/<span class="i">2</span>]=MyComplex(carr[<span class="i">0</span>][csize2/<span class="i">2</span>].real(),
|
|
3212
|
</pre></td></tr>
|
|
3213
|
|
|
3214
|
|
|
3215
|
<tr><th class="line-num" id="L782"><a href="#L782">782</a></th><td class="line-code"><pre> carr[csize1-<span class="i">1</span>][csize2/<span class="i">2</span>].real());
|
|
3216
|
</pre></td></tr>
|
|
3217
|
|
|
3218
|
|
|
3219
|
<tr><th class="line-num" id="L783"><a href="#L783">783</a></th><td class="line-code"><pre>
|
|
3220
|
</pre></td></tr>
|
|
3221
|
|
|
3222
|
|
|
3223
|
<tr><th class="line-num" id="L784"><a href="#L784">784</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<csize2; i++){
|
|
3224
|
</pre></td></tr>
|
|
3225
|
|
|
3226
|
|
|
3227
|
<tr><th class="line-num" id="L785"><a href="#L785">785</a></th><td class="line-code"><pre> in[i][<span class="i">0</span>]=workarr[<span class="i">0</span>][i].real();
|
|
3228
|
</pre></td></tr>
|
|
3229
|
|
|
3230
|
|
|
3231
|
<tr><th class="line-num" id="L786"><a href="#L786">786</a></th><td class="line-code"><pre> in[i][<span class="i">1</span>]=workarr[<span class="i">0</span>][i].imag();
|
|
3232
|
</pre></td></tr>
|
|
3233
|
|
|
3234
|
|
|
3235
|
<tr><th class="line-num" id="L787"><a href="#L787">787</a></th><td class="line-code"><pre> }
|
|
3236
|
</pre></td></tr>
|
|
3237
|
|
|
3238
|
|
|
3239
|
<tr><th class="line-num" id="L788"><a href="#L788">788</a></th><td class="line-code"><pre>
|
|
3240
|
</pre></td></tr>
|
|
3241
|
|
|
3242
|
|
|
3243
|
<tr><th class="line-num" id="L789"><a href="#L789">789</a></th><td class="line-code"><pre> fftw_execute(p2);
|
|
3244
|
</pre></td></tr>
|
|
3245
|
|
|
3246
|
|
|
3247
|
<tr><th class="line-num" id="L790"><a href="#L790">790</a></th><td class="line-code"><pre>
|
|
3248
|
</pre></td></tr>
|
|
3249
|
|
|
3250
|
|
|
3251
|
<tr><th class="line-num" id="L791"><a href="#L791">791</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<csize2; i++){
|
|
3252
|
</pre></td></tr>
|
|
3253
|
|
|
3254
|
|
|
3255
|
<tr><th class="line-num" id="L792"><a href="#L792">792</a></th><td class="line-code"><pre> workarr[<span class="i">0</span>][i].re=out[i][<span class="i">0</span>];
|
|
3256
|
</pre></td></tr>
|
|
3257
|
|
|
3258
|
|
|
3259
|
<tr><th class="line-num" id="L793"><a href="#L793">793</a></th><td class="line-code"><pre> workarr[<span class="i">0</span>][i].im=out[i][<span class="i">1</span>];
|
|
3260
|
</pre></td></tr>
|
|
3261
|
|
|
3262
|
|
|
3263
|
<tr><th class="line-num" id="L794"><a href="#L794">794</a></th><td class="line-code"><pre> }
|
|
3264
|
</pre></td></tr>
|
|
3265
|
|
|
3266
|
|
|
3267
|
<tr><th class="line-num" id="L795"><a href="#L795">795</a></th><td class="line-code"><pre>
|
|
3268
|
</pre></td></tr>
|
|
3269
|
|
|
3270
|
|
|
3271
|
<tr><th class="line-num" id="L796"><a href="#L796">796</a></th><td class="line-code"><pre> <span class="c">
|
|
3272
|
</pre></td></tr>
|
|
3273
|
|
|
3274
|
|
|
3275
|
<tr><th class="line-num" id="L797"><a href="#L797">797</a></th><td class="line-code"><pre>
|
|
3276
|
</pre></td></tr>
|
|
3277
|
|
|
3278
|
|
|
3279
|
<tr><th class="line-num" id="L798"><a href="#L798">798</a></th><td class="line-code"><pre> <span class="c">
|
|
3280
|
</pre></td></tr>
|
|
3281
|
|
|
3282
|
|
|
3283
|
<tr><th class="line-num" id="L799"><a href="#L799">799</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
3284
|
</pre></td></tr>
|
|
3285
|
|
|
3286
|
|
|
3287
|
<tr><th class="line-num" id="L800"><a href="#L800">800</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<csize2;j++) workarr[i][j]=carr[i][j];
|
|
3288
|
</pre></td></tr>
|
|
3289
|
|
|
3290
|
|
|
3291
|
<tr><th class="line-num" id="L801"><a href="#L801">801</a></th><td class="line-code"><pre>
|
|
3292
|
</pre></td></tr>
|
|
3293
|
|
|
3294
|
|
|
3295
|
<tr><th class="line-num" id="L802"><a href="#L802">802</a></th><td class="line-code"><pre> <span class="r">for</span> (j=<span class="i">0</span>; j<csize2; j++){
|
|
3296
|
</pre></td></tr>
|
|
3297
|
|
|
3298
|
|
|
3299
|
<tr><th class="line-num" id="L803"><a href="#L803">803</a></th><td class="line-code"><pre> in[j][<span class="i">0</span>]=workarr[i][j].real();
|
|
3300
|
</pre></td></tr>
|
|
3301
|
|
|
3302
|
|
|
3303
|
<tr><th class="line-num" id="L804"><a href="#L804">804</a></th><td class="line-code"><pre> in[j][<span class="i">1</span>]=workarr[i][j].imag();
|
|
3304
|
</pre></td></tr>
|
|
3305
|
|
|
3306
|
|
|
3307
|
<tr><th class="line-num" id="L805"><a href="#L805">805</a></th><td class="line-code"><pre> }
|
|
3308
|
</pre></td></tr>
|
|
3309
|
|
|
3310
|
|
|
3311
|
<tr><th class="line-num" id="L806"><a href="#L806">806</a></th><td class="line-code"><pre>
|
|
3312
|
</pre></td></tr>
|
|
3313
|
|
|
3314
|
|
|
3315
|
<tr><th class="line-num" id="L807"><a href="#L807">807</a></th><td class="line-code"><pre> fftw_execute(p2);
|
|
3316
|
</pre></td></tr>
|
|
3317
|
|
|
3318
|
|
|
3319
|
<tr><th class="line-num" id="L808"><a href="#L808">808</a></th><td class="line-code"><pre>
|
|
3320
|
</pre></td></tr>
|
|
3321
|
|
|
3322
|
|
|
3323
|
<tr><th class="line-num" id="L809"><a href="#L809">809</a></th><td class="line-code"><pre> <span class="r">for</span> (j=<span class="i">0</span>; j<csize2; j++){
|
|
3324
|
</pre></td></tr>
|
|
3325
|
|
|
3326
|
|
|
3327
|
<tr><th class="line-num" id="L810"><a href="#L810">810</a></th><td class="line-code"><pre> workarr[i][j].re=out[j][<span class="i">0</span>];
|
|
3328
|
</pre></td></tr>
|
|
3329
|
|
|
3330
|
|
|
3331
|
<tr><th class="line-num" id="L811"><a href="#L811">811</a></th><td class="line-code"><pre> workarr[i][j].im=out[j][<span class="i">1</span>];
|
|
3332
|
</pre></td></tr>
|
|
3333
|
|
|
3334
|
|
|
3335
|
<tr><th class="line-num" id="L812"><a href="#L812">812</a></th><td class="line-code"><pre> }
|
|
3336
|
</pre></td></tr>
|
|
3337
|
|
|
3338
|
|
|
3339
|
<tr><th class="line-num" id="L813"><a href="#L813">813</a></th><td class="line-code"><pre>
|
|
3340
|
</pre></td></tr>
|
|
3341
|
|
|
3342
|
|
|
3343
|
<tr><th class="line-num" id="L814"><a href="#L814">814</a></th><td class="line-code"><pre> <span class="c">
|
|
3344
|
</pre></td></tr>
|
|
3345
|
|
|
3346
|
|
|
3347
|
<tr><th class="line-num" id="L815"><a href="#L815">815</a></th><td class="line-code"><pre> }
|
|
3348
|
</pre></td></tr>
|
|
3349
|
|
|
3350
|
|
|
3351
|
<tr><th class="line-num" id="L816"><a href="#L816">816</a></th><td class="line-code"><pre>
|
|
3352
|
</pre></td></tr>
|
|
3353
|
|
|
3354
|
|
|
3355
|
<tr><th class="line-num" id="L817"><a href="#L817">817</a></th><td class="line-code"><pre> <span class="c">
|
|
3356
|
</pre></td></tr>
|
|
3357
|
|
|
3358
|
|
|
3359
|
<tr><th class="line-num" id="L818"><a href="#L818">818</a></th><td class="line-code"><pre> <span class="c">
|
|
3360
|
</pre></td></tr>
|
|
3361
|
|
|
3362
|
|
|
3363
|
<tr><th class="line-num" id="L819"><a href="#L819">819</a></th><td class="line-code"><pre> <span class="c">
|
|
3364
|
</pre></td></tr>
|
|
3365
|
|
|
3366
|
|
|
3367
|
<tr><th class="line-num" id="L820"><a href="#L820">820</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j+<span class="i">3</span><rsize2;j+=<span class="i">4</span>) {
|
|
3368
|
</pre></td></tr>
|
|
3369
|
|
|
3370
|
|
|
3371
|
<tr><th class="line-num" id="L821"><a href="#L821">821</a></th><td class="line-code"><pre> scratch[<span class="i">0</span>]=
|
|
3372
|
</pre></td></tr>
|
|
3373
|
|
|
3374
|
|
|
3375
|
<tr><th class="line-num" id="L822"><a href="#L822">822</a></th><td class="line-code"><pre> MyComplex(workarr[<span class="i">0</span>][j].real(),workarr[<span class="i">0</span>][j+<span class="i">1</span>].real());
|
|
3376
|
</pre></td></tr>
|
|
3377
|
|
|
3378
|
|
|
3379
|
<tr><th class="line-num" id="L823"><a href="#L823">823</a></th><td class="line-code"><pre> scratch[csize1-<span class="i">1</span>]=
|
|
3380
|
</pre></td></tr>
|
|
3381
|
|
|
3382
|
|
|
3383
|
<tr><th class="line-num" id="L824"><a href="#L824">824</a></th><td class="line-code"><pre> MyComplex(workarr[<span class="i">0</span>][j].imag(),workarr[<span class="i">0</span>][j+<span class="i">1</span>].imag());
|
|
3384
|
</pre></td></tr>
|
|
3385
|
|
|
3386
|
|
|
3387
|
<tr><th class="line-num" id="L825"><a href="#L825">825</a></th><td class="line-code"><pre> scratchb[<span class="i">0</span>]=
|
|
3388
|
</pre></td></tr>
|
|
3389
|
|
|
3390
|
|
|
3391
|
<tr><th class="line-num" id="L826"><a href="#L826">826</a></th><td class="line-code"><pre> MyComplex(workarr[<span class="i">0</span>][j+<span class="i">2</span>].real(),workarr[<span class="i">0</span>][j+<span class="i">3</span>].real());
|
|
3392
|
</pre></td></tr>
|
|
3393
|
|
|
3394
|
|
|
3395
|
<tr><th class="line-num" id="L827"><a href="#L827">827</a></th><td class="line-code"><pre> scratchb[csize1-<span class="i">1</span>]=
|
|
3396
|
</pre></td></tr>
|
|
3397
|
|
|
3398
|
|
|
3399
|
<tr><th class="line-num" id="L828"><a href="#L828">828</a></th><td class="line-code"><pre> MyComplex(workarr[<span class="i">0</span>][j+<span class="i">2</span>].imag(),workarr[<span class="i">0</span>][j+<span class="i">3</span>].imag());
|
|
3400
|
</pre></td></tr>
|
|
3401
|
|
|
3402
|
|
|
3403
|
<tr><th class="line-num" id="L829"><a href="#L829">829</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
3404
|
</pre></td></tr>
|
|
3405
|
|
|
3406
|
|
|
3407
|
<tr><th class="line-num" id="L830"><a href="#L830">830</a></th><td class="line-code"><pre> x1 =workarr[i][j].real(); y1 =workarr[i][j].imag();
|
|
3408
|
</pre></td></tr>
|
|
3409
|
|
|
3410
|
|
|
3411
|
<tr><th class="line-num" id="L831"><a href="#L831">831</a></th><td class="line-code"><pre> x2 =workarr[i][j+<span class="i">1</span>].real(); y2 =workarr[i][j+<span class="i">1</span>].imag();
|
|
3412
|
</pre></td></tr>
|
|
3413
|
|
|
3414
|
|
|
3415
|
<tr><th class="line-num" id="L832"><a href="#L832">832</a></th><td class="line-code"><pre> xb1=workarr[i][j+<span class="i">2</span>].real(); yb1=workarr[i][j+<span class="i">2</span>].imag();
|
|
3416
|
</pre></td></tr>
|
|
3417
|
|
|
3418
|
|
|
3419
|
<tr><th class="line-num" id="L833"><a href="#L833">833</a></th><td class="line-code"><pre> xb2=workarr[i][j+<span class="i">3</span>].real(); yb2=workarr[i][j+<span class="i">3</span>].imag();
|
|
3420
|
</pre></td></tr>
|
|
3421
|
|
|
3422
|
|
|
3423
|
<tr><th class="line-num" id="L834"><a href="#L834">834</a></th><td class="line-code"><pre> scratch[i] = MyComplex(x1-y2,x2+y1);
|
|
3424
|
</pre></td></tr>
|
|
3425
|
|
|
3426
|
|
|
3427
|
<tr><th class="line-num" id="L835"><a href="#L835">835</a></th><td class="line-code"><pre> scratch[vecsize1-i] = MyComplex(x1+y2,x2-y1);
|
|
3428
|
</pre></td></tr>
|
|
3429
|
|
|
3430
|
|
|
3431
|
<tr><th class="line-num" id="L836"><a href="#L836">836</a></th><td class="line-code"><pre> scratchb[i] = MyComplex(xb1-yb2,xb2+yb1);
|
|
3432
|
</pre></td></tr>
|
|
3433
|
|
|
3434
|
|
|
3435
|
<tr><th class="line-num" id="L837"><a href="#L837">837</a></th><td class="line-code"><pre> scratchb[vecsize1-i] = MyComplex(xb1+yb2,xb2-yb1);
|
|
3436
|
</pre></td></tr>
|
|
3437
|
|
|
3438
|
|
|
3439
|
<tr><th class="line-num" id="L838"><a href="#L838">838</a></th><td class="line-code"><pre> }
|
|
3440
|
</pre></td></tr>
|
|
3441
|
|
|
3442
|
|
|
3443
|
<tr><th class="line-num" id="L839"><a href="#L839">839</a></th><td class="line-code"><pre>
|
|
3444
|
</pre></td></tr>
|
|
3445
|
|
|
3446
|
|
|
3447
|
<tr><th class="line-num" id="L840"><a href="#L840">840</a></th><td class="line-code"><pre>
|
|
3448
|
</pre></td></tr>
|
|
3449
|
|
|
3450
|
|
|
3451
|
<tr><th class="line-num" id="L841"><a href="#L841">841</a></th><td class="line-code"><pre>
|
|
3452
|
</pre></td></tr>
|
|
3453
|
|
|
3454
|
|
|
3455
|
<tr><th class="line-num" id="L842"><a href="#L842">842</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) { <span class="c">
|
|
3456
|
</pre></td></tr>
|
|
3457
|
|
|
3458
|
|
|
3459
|
<tr><th class="line-num" id="L843"><a href="#L843">843</a></th><td class="line-code"><pre> in[i][<span class="i">0</span>]=scratch[i].real();
|
|
3460
|
</pre></td></tr>
|
|
3461
|
|
|
3462
|
|
|
3463
|
<tr><th class="line-num" id="L844"><a href="#L844">844</a></th><td class="line-code"><pre> in[i][<span class="i">1</span>]=scratch[i].imag();
|
|
3464
|
</pre></td></tr>
|
|
3465
|
|
|
3466
|
|
|
3467
|
<tr><th class="line-num" id="L845"><a href="#L845">845</a></th><td class="line-code"><pre> }
|
|
3468
|
</pre></td></tr>
|
|
3469
|
|
|
3470
|
|
|
3471
|
<tr><th class="line-num" id="L846"><a href="#L846">846</a></th><td class="line-code"><pre> fftw_execute(p1);
|
|
3472
|
</pre></td></tr>
|
|
3473
|
|
|
3474
|
|
|
3475
|
<tr><th class="line-num" id="L847"><a href="#L847">847</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) {
|
|
3476
|
</pre></td></tr>
|
|
3477
|
|
|
3478
|
|
|
3479
|
<tr><th class="line-num" id="L848"><a href="#L848">848</a></th><td class="line-code"><pre> scratch[i].re=out[i][<span class="i">0</span>]/mul;
|
|
3480
|
</pre></td></tr>
|
|
3481
|
|
|
3482
|
|
|
3483
|
<tr><th class="line-num" id="L849"><a href="#L849">849</a></th><td class="line-code"><pre> scratch[i].im=out[i][<span class="i">1</span>]/mul;
|
|
3484
|
</pre></td></tr>
|
|
3485
|
|
|
3486
|
|
|
3487
|
<tr><th class="line-num" id="L850"><a href="#L850">850</a></th><td class="line-code"><pre> }
|
|
3488
|
</pre></td></tr>
|
|
3489
|
|
|
3490
|
|
|
3491
|
<tr><th class="line-num" id="L851"><a href="#L851">851</a></th><td class="line-code"><pre>
|
|
3492
|
</pre></td></tr>
|
|
3493
|
|
|
3494
|
|
|
3495
|
<tr><th class="line-num" id="L852"><a href="#L852">852</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) {
|
|
3496
|
</pre></td></tr>
|
|
3497
|
|
|
3498
|
|
|
3499
|
<tr><th class="line-num" id="L853"><a href="#L853">853</a></th><td class="line-code"><pre> in[i][<span class="i">0</span>]=scratchb[i].real();
|
|
3500
|
</pre></td></tr>
|
|
3501
|
|
|
3502
|
|
|
3503
|
<tr><th class="line-num" id="L854"><a href="#L854">854</a></th><td class="line-code"><pre> in[i][<span class="i">1</span>]=scratchb[i].imag();
|
|
3504
|
</pre></td></tr>
|
|
3505
|
|
|
3506
|
|
|
3507
|
<tr><th class="line-num" id="L855"><a href="#L855">855</a></th><td class="line-code"><pre> }
|
|
3508
|
</pre></td></tr>
|
|
3509
|
|
|
3510
|
|
|
3511
|
<tr><th class="line-num" id="L856"><a href="#L856">856</a></th><td class="line-code"><pre> fftw_execute(p1);
|
|
3512
|
</pre></td></tr>
|
|
3513
|
|
|
3514
|
|
|
3515
|
<tr><th class="line-num" id="L857"><a href="#L857">857</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) {
|
|
3516
|
</pre></td></tr>
|
|
3517
|
|
|
3518
|
|
|
3519
|
<tr><th class="line-num" id="L858"><a href="#L858">858</a></th><td class="line-code"><pre> scratchb[i].re=out[i][<span class="i">0</span>]/mul;
|
|
3520
|
</pre></td></tr>
|
|
3521
|
|
|
3522
|
|
|
3523
|
<tr><th class="line-num" id="L859"><a href="#L859">859</a></th><td class="line-code"><pre> scratchb[i].im=out[i][<span class="i">1</span>]/mul;
|
|
3524
|
</pre></td></tr>
|
|
3525
|
|
|
3526
|
|
|
3527
|
<tr><th class="line-num" id="L860"><a href="#L860">860</a></th><td class="line-code"><pre> }
|
|
3528
|
</pre></td></tr>
|
|
3529
|
|
|
3530
|
|
|
3531
|
<tr><th class="line-num" id="L861"><a href="#L861">861</a></th><td class="line-code"><pre>
|
|
3532
|
</pre></td></tr>
|
|
3533
|
|
|
3534
|
|
|
3535
|
<tr><th class="line-num" id="L862"><a href="#L862">862</a></th><td class="line-code"><pre> <span class="c">
|
|
3536
|
</pre></td></tr>
|
|
3537
|
|
|
3538
|
|
|
3539
|
<tr><th class="line-num" id="L863"><a href="#L863">863</a></th><td class="line-code"><pre> <span class="c">
|
|
3540
|
</pre></td></tr>
|
|
3541
|
|
|
3542
|
|
|
3543
|
<tr><th class="line-num" id="L864"><a href="#L864">864</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i++) {
|
|
3544
|
</pre></td></tr>
|
|
3545
|
|
|
3546
|
|
|
3547
|
<tr><th class="line-num" id="L865"><a href="#L865">865</a></th><td class="line-code"><pre> rarr[i][j] =scratch[i].real();
|
|
3548
|
</pre></td></tr>
|
|
3549
|
|
|
3550
|
|
|
3551
|
<tr><th class="line-num" id="L866"><a href="#L866">866</a></th><td class="line-code"><pre> rarr[i][j+<span class="i">1</span>]=scratch[i].imag();
|
|
3552
|
</pre></td></tr>
|
|
3553
|
|
|
3554
|
|
|
3555
|
<tr><th class="line-num" id="L867"><a href="#L867">867</a></th><td class="line-code"><pre> rarr[i][j+<span class="i">2</span>]=scratchb[i].real();
|
|
3556
|
</pre></td></tr>
|
|
3557
|
|
|
3558
|
|
|
3559
|
<tr><th class="line-num" id="L868"><a href="#L868">868</a></th><td class="line-code"><pre> rarr[i][j+<span class="i">3</span>]=scratchb[i].imag();
|
|
3560
|
</pre></td></tr>
|
|
3561
|
|
|
3562
|
|
|
3563
|
<tr><th class="line-num" id="L869"><a href="#L869">869</a></th><td class="line-code"><pre> }
|
|
3564
|
</pre></td></tr>
|
|
3565
|
|
|
3566
|
|
|
3567
|
<tr><th class="line-num" id="L870"><a href="#L870">870</a></th><td class="line-code"><pre> }
|
|
3568
|
</pre></td></tr>
|
|
3569
|
|
|
3570
|
|
|
3571
|
<tr><th class="line-num" id="L871"><a href="#L871">871</a></th><td class="line-code"><pre> <span class="c">
|
|
3572
|
</pre></td></tr>
|
|
3573
|
|
|
3574
|
|
|
3575
|
<tr><th class="line-num" id="L872"><a href="#L872">872</a></th><td class="line-code"><pre> <span class="c">
|
|
3576
|
</pre></td></tr>
|
|
3577
|
|
|
3578
|
|
|
3579
|
<tr><th class="line-num" id="L873"><a href="#L873">873</a></th><td class="line-code"><pre> <span class="r">for</span>(;j<rsize2;j+=<span class="i">2</span>) {
|
|
3580
|
</pre></td></tr>
|
|
3581
|
|
|
3582
|
|
|
3583
|
<tr><th class="line-num" id="L874"><a href="#L874">874</a></th><td class="line-code"><pre> scratch[<span class="i">0</span>]=
|
|
3584
|
</pre></td></tr>
|
|
3585
|
|
|
3586
|
|
|
3587
|
<tr><th class="line-num" id="L875"><a href="#L875">875</a></th><td class="line-code"><pre> MyComplex(workarr[<span class="i">0</span>][j].real(),workarr[<span class="i">0</span>][j+<span class="i">1</span>].real());
|
|
3588
|
</pre></td></tr>
|
|
3589
|
|
|
3590
|
|
|
3591
|
<tr><th class="line-num" id="L876"><a href="#L876">876</a></th><td class="line-code"><pre> scratch[csize1-<span class="i">1</span>]=
|
|
3592
|
</pre></td></tr>
|
|
3593
|
|
|
3594
|
|
|
3595
|
<tr><th class="line-num" id="L877"><a href="#L877">877</a></th><td class="line-code"><pre> MyComplex(workarr[<span class="i">0</span>][j].imag(),workarr[<span class="i">0</span>][j+<span class="i">1</span>].imag());
|
|
3596
|
</pre></td></tr>
|
|
3597
|
|
|
3598
|
|
|
3599
|
<tr><th class="line-num" id="L878"><a href="#L878">878</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
3600
|
</pre></td></tr>
|
|
3601
|
|
|
3602
|
|
|
3603
|
<tr><th class="line-num" id="L879"><a href="#L879">879</a></th><td class="line-code"><pre> x1 =workarr[i][j].real(); y1 =workarr[i][j].imag();
|
|
3604
|
</pre></td></tr>
|
|
3605
|
|
|
3606
|
|
|
3607
|
<tr><th class="line-num" id="L880"><a href="#L880">880</a></th><td class="line-code"><pre> x2 =workarr[i][j+<span class="i">1</span>].real(); y2 =workarr[i][j+<span class="i">1</span>].imag();
|
|
3608
|
</pre></td></tr>
|
|
3609
|
|
|
3610
|
|
|
3611
|
<tr><th class="line-num" id="L881"><a href="#L881">881</a></th><td class="line-code"><pre> scratch[i] = MyComplex(x1-y2,x2+y1);
|
|
3612
|
</pre></td></tr>
|
|
3613
|
|
|
3614
|
|
|
3615
|
<tr><th class="line-num" id="L882"><a href="#L882">882</a></th><td class="line-code"><pre> scratch[vecsize1-i] = MyComplex(x1+y2,x2-y1);
|
|
3616
|
</pre></td></tr>
|
|
3617
|
|
|
3618
|
|
|
3619
|
<tr><th class="line-num" id="L883"><a href="#L883">883</a></th><td class="line-code"><pre> }
|
|
3620
|
</pre></td></tr>
|
|
3621
|
|
|
3622
|
|
|
3623
|
<tr><th class="line-num" id="L884"><a href="#L884">884</a></th><td class="line-code"><pre>
|
|
3624
|
</pre></td></tr>
|
|
3625
|
|
|
3626
|
|
|
3627
|
<tr><th class="line-num" id="L885"><a href="#L885">885</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) { <span class="c">
|
|
3628
|
</pre></td></tr>
|
|
3629
|
|
|
3630
|
|
|
3631
|
<tr><th class="line-num" id="L886"><a href="#L886">886</a></th><td class="line-code"><pre> in[i][<span class="i">0</span>]=scratch[i].real();
|
|
3632
|
</pre></td></tr>
|
|
3633
|
|
|
3634
|
|
|
3635
|
<tr><th class="line-num" id="L887"><a href="#L887">887</a></th><td class="line-code"><pre> in[i][<span class="i">1</span>]=scratch[i].imag();
|
|
3636
|
</pre></td></tr>
|
|
3637
|
|
|
3638
|
|
|
3639
|
<tr><th class="line-num" id="L888"><a href="#L888">888</a></th><td class="line-code"><pre> }
|
|
3640
|
</pre></td></tr>
|
|
3641
|
|
|
3642
|
|
|
3643
|
<tr><th class="line-num" id="L889"><a href="#L889">889</a></th><td class="line-code"><pre> fftw_execute(p1);
|
|
3644
|
</pre></td></tr>
|
|
3645
|
|
|
3646
|
|
|
3647
|
<tr><th class="line-num" id="L890"><a href="#L890">890</a></th><td class="line-code"><pre> <span class="r">for</span> (i=<span class="i">0</span>; i<vecsize1; i++) {
|
|
3648
|
</pre></td></tr>
|
|
3649
|
|
|
3650
|
|
|
3651
|
<tr><th class="line-num" id="L891"><a href="#L891">891</a></th><td class="line-code"><pre> scratch[i].re=out[i][<span class="i">0</span>]/mul;
|
|
3652
|
</pre></td></tr>
|
|
3653
|
|
|
3654
|
|
|
3655
|
<tr><th class="line-num" id="L892"><a href="#L892">892</a></th><td class="line-code"><pre> scratch[i].im=out[i][<span class="i">1</span>]/mul;
|
|
3656
|
</pre></td></tr>
|
|
3657
|
|
|
3658
|
|
|
3659
|
<tr><th class="line-num" id="L893"><a href="#L893">893</a></th><td class="line-code"><pre> }
|
|
3660
|
</pre></td></tr>
|
|
3661
|
|
|
3662
|
|
|
3663
|
<tr><th class="line-num" id="L894"><a href="#L894">894</a></th><td class="line-code"><pre>
|
|
3664
|
</pre></td></tr>
|
|
3665
|
|
|
3666
|
|
|
3667
|
<tr><th class="line-num" id="L895"><a href="#L895">895</a></th><td class="line-code"><pre> <span class="c">
|
|
3668
|
</pre></td></tr>
|
|
3669
|
|
|
3670
|
|
|
3671
|
<tr><th class="line-num" id="L896"><a href="#L896">896</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i++) {
|
|
3672
|
</pre></td></tr>
|
|
3673
|
|
|
3674
|
|
|
3675
|
<tr><th class="line-num" id="L897"><a href="#L897">897</a></th><td class="line-code"><pre> rarr[i][j] =scratch[i].real();
|
|
3676
|
</pre></td></tr>
|
|
3677
|
|
|
3678
|
|
|
3679
|
<tr><th class="line-num" id="L898"><a href="#L898">898</a></th><td class="line-code"><pre> <span class="r">if</span>(j+<span class="i">1</span><rsize2) rarr[i][j+<span class="i">1</span>]=scratch[i].imag();
|
|
3680
|
</pre></td></tr>
|
|
3681
|
|
|
3682
|
|
|
3683
|
<tr><th class="line-num" id="L899"><a href="#L899">899</a></th><td class="line-code"><pre> }
|
|
3684
|
</pre></td></tr>
|
|
3685
|
|
|
3686
|
|
|
3687
|
<tr><th class="line-num" id="L900"><a href="#L900">900</a></th><td class="line-code"><pre> }
|
|
3688
|
</pre></td></tr>
|
|
3689
|
|
|
3690
|
|
|
3691
|
<tr><th class="line-num" id="L901"><a href="#L901">901</a></th><td class="line-code"><pre>
|
|
3692
|
</pre></td></tr>
|
|
3693
|
|
|
3694
|
|
|
3695
|
<tr><th class="line-num" id="L902"><a href="#L902">902</a></th><td class="line-code"><pre> fftw_free(in);
|
|
3696
|
</pre></td></tr>
|
|
3697
|
|
|
3698
|
|
|
3699
|
<tr><th class="line-num" id="L903"><a href="#L903">903</a></th><td class="line-code"><pre> fftw_free(out);
|
|
3700
|
</pre></td></tr>
|
|
3701
|
|
|
3702
|
|
|
3703
|
<tr><th class="line-num" id="L904"><a href="#L904">904</a></th><td class="line-code"><pre>}
|
|
3704
|
</pre></td></tr>
|
|
3705
|
|
|
3706
|
|
|
3707
|
<tr><th class="line-num" id="L905"><a href="#L905">905</a></th><td class="line-code"><pre>
|
|
3708
|
</pre></td></tr>
|
|
3709
|
|
|
3710
|
|
|
3711
|
<tr><th class="line-num" id="L906"><a href="#L906">906</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::InverseCR(<span class="pt">int</span> csize1,<span class="pt">int</span> csize2,
|
|
3712
|
</pre></td></tr>
|
|
3713
|
|
|
3714
|
|
|
3715
|
<tr><th class="line-num" id="L907"><a href="#L907">907</a></th><td class="line-code"><pre> <span class="di">const</span> MyComplex* <span class="di">const</span>* carr,
|
|
3716
|
</pre></td></tr>
|
|
3717
|
|
|
3718
|
|
|
3719
|
<tr><th class="line-num" id="L908"><a href="#L908">908</a></th><td class="line-code"><pre> <span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,<span class="pt">double</span>** rarr)
|
|
3720
|
</pre></td></tr>
|
|
3721
|
|
|
3722
|
|
|
3723
|
<tr><th class="line-num" id="L909"><a href="#L909">909</a></th><td class="line-code"><pre>{
|
|
3724
|
</pre></td></tr>
|
|
3725
|
|
|
3726
|
|
|
3727
|
<tr><th class="line-num" id="L910"><a href="#L910">910</a></th><td class="line-code"><pre> SetupInverse(OC_MAX(<span class="i">1</span>,<span class="i">2</span>*(csize1-<span class="i">1</span>)),csize2); <span class="c">
|
|
3728
|
</pre></td></tr>
|
|
3729
|
|
|
3730
|
|
|
3731
|
<tr><th class="line-num" id="L911"><a href="#L911">911</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1<<span class="i">2</span> || vecsize2<<span class="i">2</span>)
|
|
3732
|
</pre></td></tr>
|
|
3733
|
|
|
3734
|
|
|
3735
|
<tr><th class="line-num" id="L912"><a href="#L912">912</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::InverseCR(...): </span><span class="dl">"</span></span>
|
|
3736
|
</pre></td></tr>
|
|
3737
|
|
|
3738
|
|
|
3739
|
<tr><th class="line-num" id="L913"><a href="#L913">913</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Full array dimensions (%dx%d) must be both >=2</span><span class="dl">"</span></span>,
|
|
3740
|
</pre></td></tr>
|
|
3741
|
|
|
3742
|
|
|
3743
|
<tr><th class="line-num" id="L914"><a href="#L914">914</a></th><td class="line-code"><pre> vecsize1,vecsize2);
|
|
3744
|
</pre></td></tr>
|
|
3745
|
|
|
3746
|
|
|
3747
|
<tr><th class="line-num" id="L915"><a href="#L915">915</a></th><td class="line-code"><pre>
|
|
3748
|
</pre></td></tr>
|
|
3749
|
|
|
3750
|
|
|
3751
|
<tr><th class="line-num" id="L916"><a href="#L916">916</a></th><td class="line-code"><pre> <span class="pt">int</span> i,j;
|
|
3752
|
</pre></td></tr>
|
|
3753
|
|
|
3754
|
|
|
3755
|
<tr><th class="line-num" id="L917"><a href="#L917">917</a></th><td class="line-code"><pre> FFT_REAL_TYPE x1,y1,x2,y2,xb1,yb1,xb2,yb2;
|
|
3756
|
</pre></td></tr>
|
|
3757
|
|
|
3758
|
|
|
3759
|
<tr><th class="line-num" id="L918"><a href="#L918">918</a></th><td class="line-code"><pre>
|
|
3760
|
</pre></td></tr>
|
|
3761
|
|
|
3762
|
|
|
3763
|
<tr><th class="line-num" id="L919"><a href="#L919">919</a></th><td class="line-code"><pre> <span class="c">
|
|
3764
|
</pre></td></tr>
|
|
3765
|
|
|
3766
|
|
|
3767
|
<tr><th class="line-num" id="L920"><a href="#L920">920</a></th><td class="line-code"><pre> <span class="c">
|
|
3768
|
</pre></td></tr>
|
|
3769
|
|
|
3770
|
|
|
3771
|
<tr><th class="line-num" id="L921"><a href="#L921">921</a></th><td class="line-code"><pre> <span class="c">
|
|
3772
|
</pre></td></tr>
|
|
3773
|
|
|
3774
|
|
|
3775
|
<tr><th class="line-num" id="L922"><a href="#L922">922</a></th><td class="line-code"><pre> <span class="c">
|
|
3776
|
</pre></td></tr>
|
|
3777
|
|
|
3778
|
|
|
3779
|
<tr><th class="line-num" id="L923"><a href="#L923">923</a></th><td class="line-code"><pre> scratch[<span class="i">0</span>]=MyComplex(carr[<span class="i">0</span>][<span class="i">0</span>].real(),carr[<span class="i">0</span>][csize2/<span class="i">2</span>].real());
|
|
3780
|
</pre></td></tr>
|
|
3781
|
|
|
3782
|
|
|
3783
|
<tr><th class="line-num" id="L924"><a href="#L924">924</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
3784
|
</pre></td></tr>
|
|
3785
|
|
|
3786
|
|
|
3787
|
<tr><th class="line-num" id="L925"><a href="#L925">925</a></th><td class="line-code"><pre> x1=carr[i][<span class="i">0</span>].real(); y1=carr[i][<span class="i">0</span>].imag();
|
|
3788
|
</pre></td></tr>
|
|
3789
|
|
|
3790
|
|
|
3791
|
<tr><th class="line-num" id="L926"><a href="#L926">926</a></th><td class="line-code"><pre> x2=carr[i][csize2/<span class="i">2</span>].real(); y2=carr[i][csize2/<span class="i">2</span>].imag();
|
|
3792
|
</pre></td></tr>
|
|
3793
|
|
|
3794
|
|
|
3795
|
<tr><th class="line-num" id="L927"><a href="#L927">927</a></th><td class="line-code"><pre> scratch[i] = MyComplex(x1-y2,x2+y1);
|
|
3796
|
</pre></td></tr>
|
|
3797
|
|
|
3798
|
|
|
3799
|
<tr><th class="line-num" id="L928"><a href="#L928">928</a></th><td class="line-code"><pre> scratch[vecsize1-i] = MyComplex(x1+y2,x2-y1);
|
|
3800
|
</pre></td></tr>
|
|
3801
|
|
|
3802
|
|
|
3803
|
<tr><th class="line-num" id="L929"><a href="#L929">929</a></th><td class="line-code"><pre> }
|
|
3804
|
</pre></td></tr>
|
|
3805
|
|
|
3806
|
|
|
3807
|
<tr><th class="line-num" id="L930"><a href="#L930">930</a></th><td class="line-code"><pre> scratch[csize1-<span class="i">1</span>]=MyComplex(carr[csize1-<span class="i">1</span>][<span class="i">0</span>].real(),
|
|
3808
|
</pre></td></tr>
|
|
3809
|
|
|
3810
|
|
|
3811
|
<tr><th class="line-num" id="L931"><a href="#L931">931</a></th><td class="line-code"><pre> carr[csize1-<span class="i">1</span>][csize2/<span class="i">2</span>].real());
|
|
3812
|
</pre></td></tr>
|
|
3813
|
|
|
3814
|
|
|
3815
|
<tr><th class="line-num" id="L932"><a href="#L932">932</a></th><td class="line-code"><pre> fft1.InverseDecTime(vecsize1,scratch,<span class="i">1</span>);
|
|
3816
|
</pre></td></tr>
|
|
3817
|
|
|
3818
|
|
|
3819
|
<tr><th class="line-num" id="L933"><a href="#L933">933</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<vecsize1;i+=<span class="i">2</span>) { <span class="c">
|
|
3820
|
</pre></td></tr>
|
|
3821
|
|
|
3822
|
|
|
3823
|
<tr><th class="line-num" id="L934"><a href="#L934">934</a></th><td class="line-code"><pre> <span class="c">
|
|
3824
|
</pre></td></tr>
|
|
3825
|
|
|
3826
|
|
|
3827
|
<tr><th class="line-num" id="L935"><a href="#L935">935</a></th><td class="line-code"><pre> workarr[i/<span class="i">2</span>][<span class="i">0</span>] = MyComplex(scratch[i].real(),scratch[i+<span class="i">1</span>].real());
|
|
3828
|
</pre></td></tr>
|
|
3829
|
|
|
3830
|
|
|
3831
|
<tr><th class="line-num" id="L936"><a href="#L936">936</a></th><td class="line-code"><pre> workarr[i/<span class="i">2</span>][csize2/<span class="i">2</span>] = MyComplex(scratch[i].imag(),scratch[i+<span class="i">1</span>].imag());
|
|
3832
|
</pre></td></tr>
|
|
3833
|
|
|
3834
|
|
|
3835
|
<tr><th class="line-num" id="L937"><a href="#L937">937</a></th><td class="line-code"><pre> }
|
|
3836
|
</pre></td></tr>
|
|
3837
|
|
|
3838
|
|
|
3839
|
<tr><th class="line-num" id="L938"><a href="#L938">938</a></th><td class="line-code"><pre> <span class="c">
|
|
3840
|
</pre></td></tr>
|
|
3841
|
|
|
3842
|
|
|
3843
|
<tr><th class="line-num" id="L939"><a href="#L939">939</a></th><td class="line-code"><pre> <span class="c">
|
|
3844
|
</pre></td></tr>
|
|
3845
|
|
|
3846
|
|
|
3847
|
<tr><th class="line-num" id="L940"><a href="#L940">940</a></th><td class="line-code"><pre> <span class="c">
|
|
3848
|
</pre></td></tr>
|
|
3849
|
|
|
3850
|
|
|
3851
|
<tr><th class="line-num" id="L941"><a href="#L941">941</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">1</span>;j+<span class="i">1</span><csize2/<span class="i">2</span>;j+=<span class="i">2</span>) {
|
|
3852
|
</pre></td></tr>
|
|
3853
|
|
|
3854
|
|
|
3855
|
<tr><th class="line-num" id="L942"><a href="#L942">942</a></th><td class="line-code"><pre> scratch[<span class="i">0</span>]=carr[<span class="i">0</span>][j];
|
|
3856
|
</pre></td></tr>
|
|
3857
|
|
|
3858
|
|
|
3859
|
<tr><th class="line-num" id="L943"><a href="#L943">943</a></th><td class="line-code"><pre> scratchb[<span class="i">0</span>]=carr[<span class="i">0</span>][j+<span class="i">1</span>];
|
|
3860
|
</pre></td></tr>
|
|
3861
|
|
|
3862
|
|
|
3863
|
<tr><th class="line-num" id="L944"><a href="#L944">944</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
3864
|
</pre></td></tr>
|
|
3865
|
|
|
3866
|
|
|
3867
|
<tr><th class="line-num" id="L945"><a href="#L945">945</a></th><td class="line-code"><pre> scratch[i]=carr[i][j];
|
|
3868
|
</pre></td></tr>
|
|
3869
|
|
|
3870
|
|
|
3871
|
<tr><th class="line-num" id="L946"><a href="#L946">946</a></th><td class="line-code"><pre> scratchb[i]=carr[i][j+<span class="i">1</span>];
|
|
3872
|
</pre></td></tr>
|
|
3873
|
|
|
3874
|
|
|
3875
|
<tr><th class="line-num" id="L947"><a href="#L947">947</a></th><td class="line-code"><pre> scratchb[vecsize1-i]=conj(carr[i][csize2-<span class="i">1</span>-j]);
|
|
3876
|
</pre></td></tr>
|
|
3877
|
|
|
3878
|
|
|
3879
|
<tr><th class="line-num" id="L948"><a href="#L948">948</a></th><td class="line-code"><pre> scratch[vecsize1-i]=conj(carr[i][csize2-j]);
|
|
3880
|
</pre></td></tr>
|
|
3881
|
|
|
3882
|
|
|
3883
|
<tr><th class="line-num" id="L949"><a href="#L949">949</a></th><td class="line-code"><pre> }
|
|
3884
|
</pre></td></tr>
|
|
3885
|
|
|
3886
|
|
|
3887
|
<tr><th class="line-num" id="L950"><a href="#L950">950</a></th><td class="line-code"><pre> scratch[csize1-<span class="i">1</span>]=carr[csize1-<span class="i">1</span>][j];
|
|
3888
|
</pre></td></tr>
|
|
3889
|
|
|
3890
|
|
|
3891
|
<tr><th class="line-num" id="L951"><a href="#L951">951</a></th><td class="line-code"><pre> scratchb[csize1-<span class="i">1</span>]=carr[csize1-<span class="i">1</span>][j+<span class="i">1</span>];
|
|
3892
|
</pre></td></tr>
|
|
3893
|
|
|
3894
|
|
|
3895
|
<tr><th class="line-num" id="L952"><a href="#L952">952</a></th><td class="line-code"><pre> fft1.InverseDecTime(vecsize1,scratchb,<span class="fl">1</span>.);
|
|
3896
|
</pre></td></tr>
|
|
3897
|
|
|
3898
|
|
|
3899
|
<tr><th class="line-num" id="L953"><a href="#L953">953</a></th><td class="line-code"><pre> fft1.InverseDecTime(vecsize1,scratch,<span class="fl">1</span>.);
|
|
3900
|
</pre></td></tr>
|
|
3901
|
|
|
3902
|
|
|
3903
|
<tr><th class="line-num" id="L954"><a href="#L954">954</a></th><td class="line-code"><pre> <span class="c">
|
|
3904
|
</pre></td></tr>
|
|
3905
|
|
|
3906
|
|
|
3907
|
<tr><th class="line-num" id="L955"><a href="#L955">955</a></th><td class="line-code"><pre> <span class="c">
|
|
3908
|
</pre></td></tr>
|
|
3909
|
|
|
3910
|
|
|
3911
|
<tr><th class="line-num" id="L956"><a href="#L956">956</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i+=<span class="i">2</span>) {
|
|
3912
|
</pre></td></tr>
|
|
3913
|
|
|
3914
|
|
|
3915
|
<tr><th class="line-num" id="L957"><a href="#L957">957</a></th><td class="line-code"><pre> <span class="c">
|
|
3916
|
</pre></td></tr>
|
|
3917
|
|
|
3918
|
|
|
3919
|
<tr><th class="line-num" id="L958"><a href="#L958">958</a></th><td class="line-code"><pre> <span class="c">
|
|
3920
|
</pre></td></tr>
|
|
3921
|
|
|
3922
|
|
|
3923
|
<tr><th class="line-num" id="L959"><a href="#L959">959</a></th><td class="line-code"><pre> <span class="c">
|
|
3924
|
</pre></td></tr>
|
|
3925
|
|
|
3926
|
|
|
3927
|
<tr><th class="line-num" id="L960"><a href="#L960">960</a></th><td class="line-code"><pre> x1=scratch[i].real(); y1=scratch[i].imag();
|
|
3928
|
</pre></td></tr>
|
|
3929
|
|
|
3930
|
|
|
3931
|
<tr><th class="line-num" id="L961"><a href="#L961">961</a></th><td class="line-code"><pre> x2=scratch[i+<span class="i">1</span>].real(); y2=scratch[i+<span class="i">1</span>].imag();
|
|
3932
|
</pre></td></tr>
|
|
3933
|
|
|
3934
|
|
|
3935
|
<tr><th class="line-num" id="L962"><a href="#L962">962</a></th><td class="line-code"><pre> xb1=scratchb[i].real(); yb1=scratchb[i].imag();
|
|
3936
|
</pre></td></tr>
|
|
3937
|
|
|
3938
|
|
|
3939
|
<tr><th class="line-num" id="L963"><a href="#L963">963</a></th><td class="line-code"><pre> xb2=scratchb[i+<span class="i">1</span>].real(); yb2=scratchb[i+<span class="i">1</span>].imag();
|
|
3940
|
</pre></td></tr>
|
|
3941
|
|
|
3942
|
|
|
3943
|
<tr><th class="line-num" id="L964"><a href="#L964">964</a></th><td class="line-code"><pre> workarr[i/<span class="i">2</span>][j] = MyComplex(x1-y2,x2+y1);
|
|
3944
|
</pre></td></tr>
|
|
3945
|
|
|
3946
|
|
|
3947
|
<tr><th class="line-num" id="L965"><a href="#L965">965</a></th><td class="line-code"><pre> workarr[i/<span class="i">2</span>][j+<span class="i">1</span>] = MyComplex(xb1-yb2,xb2+yb1);
|
|
3948
|
</pre></td></tr>
|
|
3949
|
|
|
3950
|
|
|
3951
|
<tr><th class="line-num" id="L966"><a href="#L966">966</a></th><td class="line-code"><pre> workarr[i/<span class="i">2</span>][csize2-j-<span class="i">1</span>] = MyComplex(xb1+yb2,xb2-yb1);
|
|
3952
|
</pre></td></tr>
|
|
3953
|
|
|
3954
|
|
|
3955
|
<tr><th class="line-num" id="L967"><a href="#L967">967</a></th><td class="line-code"><pre> workarr[i/<span class="i">2</span>][csize2-j] = MyComplex(x1+y2,x2-y1);
|
|
3956
|
</pre></td></tr>
|
|
3957
|
|
|
3958
|
|
|
3959
|
<tr><th class="line-num" id="L968"><a href="#L968">968</a></th><td class="line-code"><pre> }
|
|
3960
|
</pre></td></tr>
|
|
3961
|
|
|
3962
|
|
|
3963
|
<tr><th class="line-num" id="L969"><a href="#L969">969</a></th><td class="line-code"><pre> }
|
|
3964
|
</pre></td></tr>
|
|
3965
|
|
|
3966
|
|
|
3967
|
<tr><th class="line-num" id="L970"><a href="#L970">970</a></th><td class="line-code"><pre> <span class="c">
|
|
3968
|
</pre></td></tr>
|
|
3969
|
|
|
3970
|
|
|
3971
|
<tr><th class="line-num" id="L971"><a href="#L971">971</a></th><td class="line-code"><pre> <span class="r">if</span>((j=(csize2/<span class="i">2</span>)-<span class="i">1</span>)%<span class="i">2</span>==<span class="i">1</span>) {
|
|
3972
|
</pre></td></tr>
|
|
3973
|
|
|
3974
|
|
|
3975
|
<tr><th class="line-num" id="L972"><a href="#L972">972</a></th><td class="line-code"><pre> <span class="c">
|
|
3976
|
</pre></td></tr>
|
|
3977
|
|
|
3978
|
|
|
3979
|
<tr><th class="line-num" id="L973"><a href="#L973">973</a></th><td class="line-code"><pre> scratch[<span class="i">0</span>]=carr[<span class="i">0</span>][j];
|
|
3980
|
</pre></td></tr>
|
|
3981
|
|
|
3982
|
|
|
3983
|
<tr><th class="line-num" id="L974"><a href="#L974">974</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
3984
|
</pre></td></tr>
|
|
3985
|
|
|
3986
|
|
|
3987
|
<tr><th class="line-num" id="L975"><a href="#L975">975</a></th><td class="line-code"><pre> scratch[i]=carr[i][j];
|
|
3988
|
</pre></td></tr>
|
|
3989
|
|
|
3990
|
|
|
3991
|
<tr><th class="line-num" id="L976"><a href="#L976">976</a></th><td class="line-code"><pre> scratch[vecsize1-i]=conj(carr[i][csize2-j]);
|
|
3992
|
</pre></td></tr>
|
|
3993
|
|
|
3994
|
|
|
3995
|
<tr><th class="line-num" id="L977"><a href="#L977">977</a></th><td class="line-code"><pre> }
|
|
3996
|
</pre></td></tr>
|
|
3997
|
|
|
3998
|
|
|
3999
|
<tr><th class="line-num" id="L978"><a href="#L978">978</a></th><td class="line-code"><pre> scratch[csize1-<span class="i">1</span>]=carr[csize1-<span class="i">1</span>][j];
|
|
4000
|
</pre></td></tr>
|
|
4001
|
|
|
4002
|
|
|
4003
|
<tr><th class="line-num" id="L979"><a href="#L979">979</a></th><td class="line-code"><pre> fft1.InverseDecTime(vecsize1,scratch,<span class="i">1</span>);
|
|
4004
|
</pre></td></tr>
|
|
4005
|
|
|
4006
|
|
|
4007
|
<tr><th class="line-num" id="L980"><a href="#L980">980</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i+=<span class="i">2</span>) {
|
|
4008
|
</pre></td></tr>
|
|
4009
|
|
|
4010
|
|
|
4011
|
<tr><th class="line-num" id="L981"><a href="#L981">981</a></th><td class="line-code"><pre> <span class="c">
|
|
4012
|
</pre></td></tr>
|
|
4013
|
|
|
4014
|
|
|
4015
|
<tr><th class="line-num" id="L982"><a href="#L982">982</a></th><td class="line-code"><pre> <span class="c">
|
|
4016
|
</pre></td></tr>
|
|
4017
|
|
|
4018
|
|
|
4019
|
<tr><th class="line-num" id="L983"><a href="#L983">983</a></th><td class="line-code"><pre> <span class="c">
|
|
4020
|
</pre></td></tr>
|
|
4021
|
|
|
4022
|
|
|
4023
|
<tr><th class="line-num" id="L984"><a href="#L984">984</a></th><td class="line-code"><pre> x1=scratch[i].real(); y1=scratch[i].imag();
|
|
4024
|
</pre></td></tr>
|
|
4025
|
|
|
4026
|
|
|
4027
|
<tr><th class="line-num" id="L985"><a href="#L985">985</a></th><td class="line-code"><pre> x2=scratch[i+<span class="i">1</span>].real(); y2=scratch[i+<span class="i">1</span>].imag();
|
|
4028
|
</pre></td></tr>
|
|
4029
|
|
|
4030
|
|
|
4031
|
<tr><th class="line-num" id="L986"><a href="#L986">986</a></th><td class="line-code"><pre> workarr[i/<span class="i">2</span>][j] = MyComplex(x1-y2,x2+y1);
|
|
4032
|
</pre></td></tr>
|
|
4033
|
|
|
4034
|
|
|
4035
|
<tr><th class="line-num" id="L987"><a href="#L987">987</a></th><td class="line-code"><pre> workarr[i/<span class="i">2</span>][csize2-j] = MyComplex(x1+y2,x2-y1);
|
|
4036
|
</pre></td></tr>
|
|
4037
|
|
|
4038
|
|
|
4039
|
<tr><th class="line-num" id="L988"><a href="#L988">988</a></th><td class="line-code"><pre> }
|
|
4040
|
</pre></td></tr>
|
|
4041
|
|
|
4042
|
|
|
4043
|
<tr><th class="line-num" id="L989"><a href="#L989">989</a></th><td class="line-code"><pre> }
|
|
4044
|
</pre></td></tr>
|
|
4045
|
|
|
4046
|
|
|
4047
|
<tr><th class="line-num" id="L990"><a href="#L990">990</a></th><td class="line-code"><pre>
|
|
4048
|
</pre></td></tr>
|
|
4049
|
|
|
4050
|
|
|
4051
|
<tr><th class="line-num" id="L991"><a href="#L991">991</a></th><td class="line-code"><pre> <span class="c">
|
|
4052
|
</pre></td></tr>
|
|
4053
|
|
|
4054
|
|
|
4055
|
<tr><th class="line-num" id="L992"><a href="#L992">992</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i+=<span class="i">2</span>) {
|
|
4056
|
</pre></td></tr>
|
|
4057
|
|
|
4058
|
|
|
4059
|
<tr><th class="line-num" id="L993"><a href="#L993">993</a></th><td class="line-code"><pre> fft2.InverseDecTime(vecsize2,workarr[i/<span class="i">2</span>],
|
|
4060
|
</pre></td></tr>
|
|
4061
|
|
|
4062
|
|
|
4063
|
<tr><th class="line-num" id="L994"><a href="#L994">994</a></th><td class="line-code"><pre> FFT_REAL_TYPE(vecsize1*vecsize2));
|
|
4064
|
</pre></td></tr>
|
|
4065
|
|
|
4066
|
|
|
4067
|
<tr><th class="line-num" id="L995"><a href="#L995">995</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<rsize2;j++) rarr[i][j] = workarr[i/<span class="i">2</span>][j].real();
|
|
4068
|
</pre></td></tr>
|
|
4069
|
|
|
4070
|
|
|
4071
|
<tr><th class="line-num" id="L996"><a href="#L996">996</a></th><td class="line-code"><pre> <span class="r">if</span>(i+<span class="i">1</span><rsize1) {
|
|
4072
|
</pre></td></tr>
|
|
4073
|
|
|
4074
|
|
|
4075
|
<tr><th class="line-num" id="L997"><a href="#L997">997</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<rsize2;j++) rarr[i+<span class="i">1</span>][j] = workarr[i/<span class="i">2</span>][j].imag();
|
|
4076
|
</pre></td></tr>
|
|
4077
|
|
|
4078
|
|
|
4079
|
<tr><th class="line-num" id="L998"><a href="#L998">998</a></th><td class="line-code"><pre> }
|
|
4080
|
</pre></td></tr>
|
|
4081
|
|
|
4082
|
|
|
4083
|
<tr><th class="line-num" id="L999"><a href="#L999">999</a></th><td class="line-code"><pre> }
|
|
4084
|
</pre></td></tr>
|
|
4085
|
|
|
4086
|
|
|
4087
|
<tr><th class="line-num" id="L1000"><a href="#L1000">1000</a></th><td class="line-code"><pre>}
|
|
4088
|
</pre></td></tr>
|
|
4089
|
|
|
4090
|
|
|
4091
|
<tr><th class="line-num" id="L1001"><a href="#L1001">1001</a></th><td class="line-code"><pre>
|
|
4092
|
</pre></td></tr>
|
|
4093
|
|
|
4094
|
|
|
4095
|
<tr><th class="line-num" id="L1002"><a href="#L1002">1002</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::Forward1D(<span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,
|
|
4096
|
</pre></td></tr>
|
|
4097
|
|
|
4098
|
|
|
4099
|
<tr><th class="line-num" id="L1003"><a href="#L1003">1003</a></th><td class="line-code"><pre> <span class="di">const</span> <span class="pt">double</span>* <span class="di">const</span>* rarr,
|
|
4100
|
</pre></td></tr>
|
|
4101
|
|
|
4102
|
|
|
4103
|
<tr><th class="line-num" id="L1004"><a href="#L1004">1004</a></th><td class="line-code"><pre> <span class="pt">int</span> csize1,<span class="pt">int</span> csize2,MyComplex** carr)
|
|
4104
|
</pre></td></tr>
|
|
4105
|
|
|
4106
|
|
|
4107
|
<tr><th class="line-num" id="L1005"><a href="#L1005">1005</a></th><td class="line-code"><pre>{
|
|
4108
|
</pre></td></tr>
|
|
4109
|
|
|
4110
|
|
|
4111
|
<tr><th class="line-num" id="L1006"><a href="#L1006">1006</a></th><td class="line-code"><pre> <span class="c">
|
|
4112
|
</pre></td></tr>
|
|
4113
|
|
|
4114
|
|
|
4115
|
<tr><th class="line-num" id="L1007"><a href="#L1007">1007</a></th><td class="line-code"><pre> <span class="c">
|
|
4116
|
</pre></td></tr>
|
|
4117
|
|
|
4118
|
|
|
4119
|
<tr><th class="line-num" id="L1008"><a href="#L1008">1008</a></th><td class="line-code"><pre> <span class="c">
|
|
4120
|
</pre></td></tr>
|
|
4121
|
|
|
4122
|
|
|
4123
|
<tr><th class="line-num" id="L1009"><a href="#L1009">1009</a></th><td class="line-code"><pre> <span class="r">if</span>(csize1==<span class="i">1</span>) { <span class="c">
|
|
4124
|
</pre></td></tr>
|
|
4125
|
|
|
4126
|
|
|
4127
|
<tr><th class="line-num" id="L1010"><a href="#L1010">1010</a></th><td class="line-code"><pre> <span class="pt">int</span> j;
|
|
4128
|
</pre></td></tr>
|
|
4129
|
|
|
4130
|
|
|
4131
|
<tr><th class="line-num" id="L1011"><a href="#L1011">1011</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<rsize2;j++)
|
|
4132
|
</pre></td></tr>
|
|
4133
|
|
|
4134
|
|
|
4135
|
<tr><th class="line-num" id="L1012"><a href="#L1012">1012</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j]=MyComplex(rarr[<span class="i">0</span>][j],<span class="fl">0</span>.);
|
|
4136
|
</pre></td></tr>
|
|
4137
|
|
|
4138
|
|
|
4139
|
<tr><th class="line-num" id="L1013"><a href="#L1013">1013</a></th><td class="line-code"><pre> <span class="r">for</span>(;j<csize2;j++)
|
|
4140
|
</pre></td></tr>
|
|
4141
|
|
|
4142
|
|
|
4143
|
<tr><th class="line-num" id="L1014"><a href="#L1014">1014</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.);
|
|
4144
|
</pre></td></tr>
|
|
4145
|
|
|
4146
|
|
|
4147
|
<tr><th class="line-num" id="L1015"><a href="#L1015">1015</a></th><td class="line-code"><pre> fft2.ForwardDecFreq(csize2,carr[<span class="i">0</span>]);
|
|
4148
|
</pre></td></tr>
|
|
4149
|
|
|
4150
|
|
|
4151
|
<tr><th class="line-num" id="L1016"><a href="#L1016">1016</a></th><td class="line-code"><pre> } <span class="r">else</span> <span class="r">if</span>(csize2==<span class="i">1</span>) { <span class="c">
|
|
4152
|
</pre></td></tr>
|
|
4153
|
|
|
4154
|
|
|
4155
|
<tr><th class="line-num" id="L1017"><a href="#L1017">1017</a></th><td class="line-code"><pre> <span class="pt">int</span> i;
|
|
4156
|
</pre></td></tr>
|
|
4157
|
|
|
4158
|
|
|
4159
|
<tr><th class="line-num" id="L1018"><a href="#L1018">1018</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i++)
|
|
4160
|
</pre></td></tr>
|
|
4161
|
|
|
4162
|
|
|
4163
|
<tr><th class="line-num" id="L1019"><a href="#L1019">1019</a></th><td class="line-code"><pre> scratch[i]=MyComplex(rarr[i][<span class="i">0</span>],<span class="fl">0</span><span class="fl">.0</span>);
|
|
4164
|
</pre></td></tr>
|
|
4165
|
|
|
4166
|
|
|
4167
|
<tr><th class="line-num" id="L1020"><a href="#L1020">1020</a></th><td class="line-code"><pre> <span class="r">for</span>(;i<vecsize1;i++)
|
|
4168
|
</pre></td></tr>
|
|
4169
|
|
|
4170
|
|
|
4171
|
<tr><th class="line-num" id="L1021"><a href="#L1021">1021</a></th><td class="line-code"><pre> scratch[i]=MyComplex(<span class="fl">0</span><span class="fl">.0</span>,<span class="fl">0</span><span class="fl">.0</span>);
|
|
4172
|
</pre></td></tr>
|
|
4173
|
|
|
4174
|
|
|
4175
|
<tr><th class="line-num" id="L1022"><a href="#L1022">1022</a></th><td class="line-code"><pre> fft1.ForwardDecFreq(vecsize1,scratch);
|
|
4176
|
</pre></td></tr>
|
|
4177
|
|
|
4178
|
|
|
4179
|
<tr><th class="line-num" id="L1023"><a href="#L1023">1023</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<csize1;i++)
|
|
4180
|
</pre></td></tr>
|
|
4181
|
|
|
4182
|
|
|
4183
|
<tr><th class="line-num" id="L1024"><a href="#L1024">1024</a></th><td class="line-code"><pre> carr[i][<span class="i">0</span>]=scratch[i]; <span class="c">
|
|
4184
|
</pre></td></tr>
|
|
4185
|
|
|
4186
|
|
|
4187
|
<tr><th class="line-num" id="L1025"><a href="#L1025">1025</a></th><td class="line-code"><pre> <span class="c">
|
|
4188
|
</pre></td></tr>
|
|
4189
|
|
|
4190
|
|
|
4191
|
<tr><th class="line-num" id="L1026"><a href="#L1026">1026</a></th><td class="line-code"><pre> } <span class="r">else</span> {
|
|
4192
|
</pre></td></tr>
|
|
4193
|
|
|
4194
|
|
|
4195
|
<tr><th class="line-num" id="L1027"><a href="#L1027">1027</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::Forward1D(...): </span><span class="dl">"</span></span>
|
|
4196
|
</pre></td></tr>
|
|
4197
|
|
|
4198
|
|
|
4199
|
<tr><th class="line-num" id="L1028"><a href="#L1028">1028</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">One array dimension (of %dx%d) must be==1</span><span class="dl">"</span></span>,
|
|
4200
|
</pre></td></tr>
|
|
4201
|
|
|
4202
|
|
|
4203
|
<tr><th class="line-num" id="L1029"><a href="#L1029">1029</a></th><td class="line-code"><pre> vecsize1,vecsize2);
|
|
4204
|
</pre></td></tr>
|
|
4205
|
|
|
4206
|
|
|
4207
|
<tr><th class="line-num" id="L1030"><a href="#L1030">1030</a></th><td class="line-code"><pre> }
|
|
4208
|
</pre></td></tr>
|
|
4209
|
|
|
4210
|
|
|
4211
|
<tr><th class="line-num" id="L1031"><a href="#L1031">1031</a></th><td class="line-code"><pre>}
|
|
4212
|
</pre></td></tr>
|
|
4213
|
|
|
4214
|
|
|
4215
|
<tr><th class="line-num" id="L1032"><a href="#L1032">1032</a></th><td class="line-code"><pre>
|
|
4216
|
</pre></td></tr>
|
|
4217
|
|
|
4218
|
|
|
4219
|
<tr><th class="line-num" id="L1033"><a href="#L1033">1033</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::Inverse1D(<span class="pt">int</span> csize1,<span class="pt">int</span> csize2,
|
|
4220
|
</pre></td></tr>
|
|
4221
|
|
|
4222
|
|
|
4223
|
<tr><th class="line-num" id="L1034"><a href="#L1034">1034</a></th><td class="line-code"><pre> <span class="di">const</span> MyComplex* <span class="di">const</span>* carr,
|
|
4224
|
</pre></td></tr>
|
|
4225
|
|
|
4226
|
|
|
4227
|
<tr><th class="line-num" id="L1035"><a href="#L1035">1035</a></th><td class="line-code"><pre> <span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,<span class="pt">double</span>** rarr)
|
|
4228
|
</pre></td></tr>
|
|
4229
|
|
|
4230
|
|
|
4231
|
<tr><th class="line-num" id="L1036"><a href="#L1036">1036</a></th><td class="line-code"><pre>{
|
|
4232
|
</pre></td></tr>
|
|
4233
|
|
|
4234
|
|
|
4235
|
<tr><th class="line-num" id="L1037"><a href="#L1037">1037</a></th><td class="line-code"><pre> <span class="c">
|
|
4236
|
</pre></td></tr>
|
|
4237
|
|
|
4238
|
|
|
4239
|
<tr><th class="line-num" id="L1038"><a href="#L1038">1038</a></th><td class="line-code"><pre> <span class="c">
|
|
4240
|
</pre></td></tr>
|
|
4241
|
|
|
4242
|
|
|
4243
|
<tr><th class="line-num" id="L1039"><a href="#L1039">1039</a></th><td class="line-code"><pre> <span class="c">
|
|
4244
|
</pre></td></tr>
|
|
4245
|
|
|
4246
|
|
|
4247
|
<tr><th class="line-num" id="L1040"><a href="#L1040">1040</a></th><td class="line-code"><pre> <span class="r">if</span>(csize1==<span class="i">1</span>) { <span class="c">
|
|
4248
|
</pre></td></tr>
|
|
4249
|
|
|
4250
|
|
|
4251
|
<tr><th class="line-num" id="L1041"><a href="#L1041">1041</a></th><td class="line-code"><pre> <span class="pt">int</span> j;
|
|
4252
|
</pre></td></tr>
|
|
4253
|
|
|
4254
|
|
|
4255
|
<tr><th class="line-num" id="L1042"><a href="#L1042">1042</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<csize2;j++)
|
|
4256
|
</pre></td></tr>
|
|
4257
|
|
|
4258
|
|
|
4259
|
<tr><th class="line-num" id="L1043"><a href="#L1043">1043</a></th><td class="line-code"><pre> scratch[j]=carr[<span class="i">0</span>][j];
|
|
4260
|
</pre></td></tr>
|
|
4261
|
|
|
4262
|
|
|
4263
|
<tr><th class="line-num" id="L1044"><a href="#L1044">1044</a></th><td class="line-code"><pre> fft2.InverseDecTime(csize2,scratch);
|
|
4264
|
</pre></td></tr>
|
|
4265
|
|
|
4266
|
|
|
4267
|
<tr><th class="line-num" id="L1045"><a href="#L1045">1045</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<rsize2;j++)
|
|
4268
|
</pre></td></tr>
|
|
4269
|
|
|
4270
|
|
|
4271
|
<tr><th class="line-num" id="L1046"><a href="#L1046">1046</a></th><td class="line-code"><pre> rarr[<span class="i">0</span>][j]=scratch[j].real();
|
|
4272
|
</pre></td></tr>
|
|
4273
|
|
|
4274
|
|
|
4275
|
<tr><th class="line-num" id="L1047"><a href="#L1047">1047</a></th><td class="line-code"><pre> } <span class="r">else</span> <span class="r">if</span>(csize2==<span class="i">1</span>) { <span class="c">
|
|
4276
|
</pre></td></tr>
|
|
4277
|
|
|
4278
|
|
|
4279
|
<tr><th class="line-num" id="L1048"><a href="#L1048">1048</a></th><td class="line-code"><pre> <span class="pt">int</span> i;
|
|
4280
|
</pre></td></tr>
|
|
4281
|
|
|
4282
|
|
|
4283
|
<tr><th class="line-num" id="L1049"><a href="#L1049">1049</a></th><td class="line-code"><pre> scratch[<span class="i">0</span>]=carr[<span class="i">0</span>][<span class="i">0</span>];
|
|
4284
|
</pre></td></tr>
|
|
4285
|
|
|
4286
|
|
|
4287
|
<tr><th class="line-num" id="L1050"><a href="#L1050">1050</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
4288
|
</pre></td></tr>
|
|
4289
|
|
|
4290
|
|
|
4291
|
<tr><th class="line-num" id="L1051"><a href="#L1051">1051</a></th><td class="line-code"><pre> scratch[i]=carr[i][<span class="i">0</span>];
|
|
4292
|
</pre></td></tr>
|
|
4293
|
|
|
4294
|
|
|
4295
|
<tr><th class="line-num" id="L1052"><a href="#L1052">1052</a></th><td class="line-code"><pre> scratch[vecsize1-i]=conj(carr[i][<span class="i">0</span>]); <span class="c">
|
|
4296
|
</pre></td></tr>
|
|
4297
|
|
|
4298
|
|
|
4299
|
<tr><th class="line-num" id="L1053"><a href="#L1053">1053</a></th><td class="line-code"><pre> <span class="c">
|
|
4300
|
</pre></td></tr>
|
|
4301
|
|
|
4302
|
|
|
4303
|
<tr><th class="line-num" id="L1054"><a href="#L1054">1054</a></th><td class="line-code"><pre> }
|
|
4304
|
</pre></td></tr>
|
|
4305
|
|
|
4306
|
|
|
4307
|
<tr><th class="line-num" id="L1055"><a href="#L1055">1055</a></th><td class="line-code"><pre> scratch[csize1-<span class="i">1</span>]=carr[csize1-<span class="i">1</span>][<span class="i">0</span>];
|
|
4308
|
</pre></td></tr>
|
|
4309
|
|
|
4310
|
|
|
4311
|
<tr><th class="line-num" id="L1056"><a href="#L1056">1056</a></th><td class="line-code"><pre> fft2.InverseDecTime(vecsize1,scratch);
|
|
4312
|
</pre></td></tr>
|
|
4313
|
|
|
4314
|
|
|
4315
|
<tr><th class="line-num" id="L1057"><a href="#L1057">1057</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i++)
|
|
4316
|
</pre></td></tr>
|
|
4317
|
|
|
4318
|
|
|
4319
|
<tr><th class="line-num" id="L1058"><a href="#L1058">1058</a></th><td class="line-code"><pre> rarr[i][<span class="i">0</span>]=scratch[i].real();
|
|
4320
|
</pre></td></tr>
|
|
4321
|
|
|
4322
|
|
|
4323
|
<tr><th class="line-num" id="L1059"><a href="#L1059">1059</a></th><td class="line-code"><pre> } <span class="r">else</span> {
|
|
4324
|
</pre></td></tr>
|
|
4325
|
|
|
4326
|
|
|
4327
|
<tr><th class="line-num" id="L1060"><a href="#L1060">1060</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D::Inverse1D(...): </span><span class="dl">"</span></span>
|
|
4328
|
</pre></td></tr>
|
|
4329
|
|
|
4330
|
|
|
4331
|
<tr><th class="line-num" id="L1061"><a href="#L1061">1061</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">One array dimension (of %dx%d) must be==1</span><span class="dl">"</span></span>,
|
|
4332
|
</pre></td></tr>
|
|
4333
|
|
|
4334
|
|
|
4335
|
<tr><th class="line-num" id="L1062"><a href="#L1062">1062</a></th><td class="line-code"><pre> vecsize1,vecsize2);
|
|
4336
|
</pre></td></tr>
|
|
4337
|
|
|
4338
|
|
|
4339
|
<tr><th class="line-num" id="L1063"><a href="#L1063">1063</a></th><td class="line-code"><pre> }
|
|
4340
|
</pre></td></tr>
|
|
4341
|
|
|
4342
|
|
|
4343
|
<tr><th class="line-num" id="L1064"><a href="#L1064">1064</a></th><td class="line-code"><pre>}
|
|
4344
|
</pre></td></tr>
|
|
4345
|
|
|
4346
|
|
|
4347
|
<tr><th class="line-num" id="L1065"><a href="#L1065">1065</a></th><td class="line-code"><pre>
|
|
4348
|
</pre></td></tr>
|
|
4349
|
|
|
4350
|
|
|
4351
|
<tr><th class="line-num" id="L1066"><a href="#L1066">1066</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::Forward(<span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,
|
|
4352
|
</pre></td></tr>
|
|
4353
|
|
|
4354
|
|
|
4355
|
<tr><th class="line-num" id="L1067"><a href="#L1067">1067</a></th><td class="line-code"><pre> <span class="di">const</span> <span class="pt">double</span>* <span class="di">const</span>* rarr,
|
|
4356
|
</pre></td></tr>
|
|
4357
|
|
|
4358
|
|
|
4359
|
<tr><th class="line-num" id="L1068"><a href="#L1068">1068</a></th><td class="line-code"><pre> <span class="pt">int</span> csize1,<span class="pt">int</span> csize2,MyComplex** carr)
|
|
4360
|
</pre></td></tr>
|
|
4361
|
|
|
4362
|
|
|
4363
|
<tr><th class="line-num" id="L1069"><a href="#L1069">1069</a></th><td class="line-code"><pre>{
|
|
4364
|
</pre></td></tr>
|
|
4365
|
|
|
4366
|
|
|
4367
|
<tr><th class="line-num" id="L1070"><a href="#L1070">1070</a></th><td class="line-code"><pre> <span class="r">if</span>(csize2<rsize2)
|
|
4368
|
</pre></td></tr>
|
|
4369
|
|
|
4370
|
|
|
4371
|
<tr><th class="line-num" id="L1071"><a href="#L1071">1071</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTRealD::Forward(int,int,REAL8,**,int,int,</span><span class="dl">"</span></span>
|
|
4372
|
</pre></td></tr>
|
|
4373
|
|
|
4374
|
|
|
4375
|
<tr><th class="line-num" id="L1072"><a href="#L1072">1072</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">MyComplex**): csize2 (=%d) *must* be >= rsize2 (=%d)</span><span class="ch">\n</span><span class="dl">"</span></span>,
|
|
4376
|
</pre></td></tr>
|
|
4377
|
|
|
4378
|
|
|
4379
|
<tr><th class="line-num" id="L1073"><a href="#L1073">1073</a></th><td class="line-code"><pre> csize2,rsize2);
|
|
4380
|
</pre></td></tr>
|
|
4381
|
|
|
4382
|
|
|
4383
|
<tr><th class="line-num" id="L1074"><a href="#L1074">1074</a></th><td class="line-code"><pre>
|
|
4384
|
</pre></td></tr>
|
|
4385
|
|
|
4386
|
|
|
4387
|
<tr><th class="line-num" id="L1075"><a href="#L1075">1075</a></th><td class="line-code"><pre> <span class="r">if</span>(csize1<(rsize1/<span class="i">2</span>)+<span class="i">1</span>)
|
|
4388
|
</pre></td></tr>
|
|
4389
|
|
|
4390
|
|
|
4391
|
<tr><th class="line-num" id="L1076"><a href="#L1076">1076</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTRealD::Forward(int,int,double**,int,int,</span><span class="dl">"</span></span>
|
|
4392
|
</pre></td></tr>
|
|
4393
|
|
|
4394
|
|
|
4395
|
<tr><th class="line-num" id="L1077"><a href="#L1077">1077</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">MyComplex**): csize1 (=%d) *must* be >= (rsize1/2)+1</span><span class="dl">"</span></span>
|
|
4396
|
</pre></td></tr>
|
|
4397
|
|
|
4398
|
|
|
4399
|
<tr><th class="line-num" id="L1078"><a href="#L1078">1078</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k"> (=%d)</span><span class="ch">\n</span><span class="dl">"</span></span>,csize1,(rsize1/<span class="i">2</span>)+<span class="i">1</span>);
|
|
4400
|
</pre></td></tr>
|
|
4401
|
|
|
4402
|
|
|
4403
|
<tr><th class="line-num" id="L1079"><a href="#L1079">1079</a></th><td class="line-code"><pre>
|
|
4404
|
</pre></td></tr>
|
|
4405
|
|
|
4406
|
|
|
4407
|
<tr><th class="line-num" id="L1080"><a href="#L1080">1080</a></th><td class="line-code"><pre> Setup(OC_MAX(<span class="i">1</span>,<span class="i">2</span>*(csize1-<span class="i">1</span>)),csize2);
|
|
4408
|
</pre></td></tr>
|
|
4409
|
|
|
4410
|
|
|
4411
|
<tr><th class="line-num" id="L1081"><a href="#L1081">1081</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1<<span class="i">1</span> || vecsize2<<span class="i">1</span>) <span class="r">return</span>; <span class="c">
|
|
4412
|
</pre></td></tr>
|
|
4413
|
|
|
4414
|
|
|
4415
|
<tr><th class="line-num" id="L1082"><a href="#L1082">1082</a></th><td class="line-code"><pre>
|
|
4416
|
</pre></td></tr>
|
|
4417
|
|
|
4418
|
|
|
4419
|
<tr><th class="line-num" id="L1083"><a href="#L1083">1083</a></th><td class="line-code"><pre> <span class="c">
|
|
4420
|
</pre></td></tr>
|
|
4421
|
|
|
4422
|
|
|
4423
|
<tr><th class="line-num" id="L1084"><a href="#L1084">1084</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1==<span class="i">1</span> || vecsize2==<span class="i">1</span>) {
|
|
4424
|
</pre></td></tr>
|
|
4425
|
|
|
4426
|
|
|
4427
|
<tr><th class="line-num" id="L1085"><a href="#L1085">1085</a></th><td class="line-code"><pre> Forward1D(rsize1,rsize2,rarr,csize1,csize2,carr);
|
|
4428
|
</pre></td></tr>
|
|
4429
|
|
|
4430
|
|
|
4431
|
<tr><th class="line-num" id="L1086"><a href="#L1086">1086</a></th><td class="line-code"><pre> }<span class="c">
|
|
4432
|
|
|
4433
|
|
|
4434
|
|
|
4435
|
|
|
4436
|
|
|
4437
|
|
|
4438
|
|
|
4439
|
|
|
4440
|
|
|
4441
|
|
|
4442
|
|
|
4443
|
|
|
4444
|
|
|
4445
|
|
|
4446
|
|
|
4447
|
|
|
4448
|
|
|
4449
|
|
|
4450
|
|
|
4451
|
|
|
4452
|
|
|
4453
|
|
|
4454
|
|
|
4455
|
|
|
4456
|
|
|
4457
|
|
|
4458
|
|
|
4459
|
|
|
4460
|
|
|
4461
|
|
|
4462
|
|
|
4463
|
|
|
4464
|
|
|
4465
|
|
|
4466
|
|
|
4467
|
|
|
4468
|
|
|
4469
|
|
|
4470
|
|
|
4471
|
|
|
4472
|
|
|
4473
|
|
|
4474
|
|
|
4475
|
|
|
4476
|
|
|
4477
|
|
|
4478
|
|
|
4479
|
</span>
|
|
4480
|
</pre></td></tr>
|
|
4481
|
|
|
4482
|
|
|
4483
|
<tr><th class="line-num" id="L1099"><a href="#L1099">1099</a></th><td class="line-code"><pre> <span class="c"></span>
|
|
4484
|
</pre></td></tr>
|
|
4485
|
|
|
4486
|
|
|
4487
|
<tr><th class="line-num" id="L1100"><a href="#L1100">1100</a></th><td class="line-code"><pre> ForwardCR(rsize1,rsize2,rarr,csize1,csize2,carr);
|
|
4488
|
</pre></td></tr>
|
|
4489
|
|
|
4490
|
|
|
4491
|
<tr><th class="line-num" id="L1101"><a href="#L1101">1101</a></th><td class="line-code"><pre> <span class="c">
|
|
4492
|
</pre></td></tr>
|
|
4493
|
|
|
4494
|
|
|
4495
|
<tr><th class="line-num" id="L1102"><a href="#L1102">1102</a></th><td class="line-code"><pre> <span class="c">
|
|
4496
|
</pre></td></tr>
|
|
4497
|
|
|
4498
|
|
|
4499
|
<tr><th class="line-num" id="L1103"><a href="#L1103">1103</a></th><td class="line-code"><pre>
|
|
4500
|
</pre></td></tr>
|
|
4501
|
|
|
4502
|
|
|
4503
|
<tr><th class="line-num" id="L1104"><a href="#L1104">1104</a></th><td class="line-code"><pre>
|
|
4504
|
</pre></td></tr>
|
|
4505
|
|
|
4506
|
|
|
4507
|
<tr><th class="line-num" id="L1105"><a href="#L1105">1105</a></th><td class="line-code"><pre>
|
|
4508
|
</pre></td></tr>
|
|
4509
|
|
|
4510
|
|
|
4511
|
<tr><th class="line-num" id="L1106"><a href="#L1106">1106</a></th><td class="line-code"><pre>}
|
|
4512
|
</pre></td></tr>
|
|
4513
|
|
|
4514
|
|
|
4515
|
<tr><th class="line-num" id="L1107"><a href="#L1107">1107</a></th><td class="line-code"><pre>
|
|
4516
|
</pre></td></tr>
|
|
4517
|
|
|
4518
|
|
|
4519
|
<tr><th class="line-num" id="L1108"><a href="#L1108">1108</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D::Inverse(<span class="pt">int</span> csize1,<span class="pt">int</span> csize2,
|
|
4520
|
</pre></td></tr>
|
|
4521
|
|
|
4522
|
|
|
4523
|
<tr><th class="line-num" id="L1109"><a href="#L1109">1109</a></th><td class="line-code"><pre> <span class="di">const</span> MyComplex* <span class="di">const</span>* carr,
|
|
4524
|
</pre></td></tr>
|
|
4525
|
|
|
4526
|
|
|
4527
|
<tr><th class="line-num" id="L1110"><a href="#L1110">1110</a></th><td class="line-code"><pre> <span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,<span class="pt">double</span>** rarr)
|
|
4528
|
</pre></td></tr>
|
|
4529
|
|
|
4530
|
|
|
4531
|
<tr><th class="line-num" id="L1111"><a href="#L1111">1111</a></th><td class="line-code"><pre>{
|
|
4532
|
</pre></td></tr>
|
|
4533
|
|
|
4534
|
|
|
4535
|
<tr><th class="line-num" id="L1112"><a href="#L1112">1112</a></th><td class="line-code"><pre> <span class="r">if</span>(csize2<rsize2)
|
|
4536
|
</pre></td></tr>
|
|
4537
|
|
|
4538
|
|
|
4539
|
<tr><th class="line-num" id="L1113"><a href="#L1113">1113</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTRealD::Inverse(int,int,double**,</span><span class="dl">"</span></span>
|
|
4540
|
</pre></td></tr>
|
|
4541
|
|
|
4542
|
|
|
4543
|
<tr><th class="line-num" id="L1114"><a href="#L1114">1114</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">int,int,MyComplex**): csize2 (=%d) *must* be >=</span><span class="dl">"</span></span>
|
|
4544
|
</pre></td></tr>
|
|
4545
|
|
|
4546
|
|
|
4547
|
<tr><th class="line-num" id="L1115"><a href="#L1115">1115</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k"> rsize2 (=%d)</span><span class="ch">\n</span><span class="dl">"</span></span>,csize2,rsize2);
|
|
4548
|
</pre></td></tr>
|
|
4549
|
|
|
4550
|
|
|
4551
|
<tr><th class="line-num" id="L1116"><a href="#L1116">1116</a></th><td class="line-code"><pre>
|
|
4552
|
</pre></td></tr>
|
|
4553
|
|
|
4554
|
|
|
4555
|
<tr><th class="line-num" id="L1117"><a href="#L1117">1117</a></th><td class="line-code"><pre> <span class="r">if</span>(csize1<(rsize1/<span class="i">2</span>)+<span class="i">1</span>)
|
|
4556
|
</pre></td></tr>
|
|
4557
|
|
|
4558
|
|
|
4559
|
<tr><th class="line-num" id="L1118"><a href="#L1118">1118</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTRealD::Inverse(int,int,double**,</span><span class="dl">"</span></span>
|
|
4560
|
</pre></td></tr>
|
|
4561
|
|
|
4562
|
|
|
4563
|
<tr><th class="line-num" id="L1119"><a href="#L1119">1119</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">int,int,MyComplex**): csize1 (=%d) *must* be >=</span><span class="dl">"</span></span>
|
|
4564
|
</pre></td></tr>
|
|
4565
|
|
|
4566
|
|
|
4567
|
<tr><th class="line-num" id="L1120"><a href="#L1120">1120</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k"> (rsize1/2)+1 (=%d)</span><span class="ch">\n</span><span class="dl">"</span></span>,csize1,(rsize1/<span class="i">2</span>)+<span class="i">1</span>);
|
|
4568
|
</pre></td></tr>
|
|
4569
|
|
|
4570
|
|
|
4571
|
<tr><th class="line-num" id="L1121"><a href="#L1121">1121</a></th><td class="line-code"><pre>
|
|
4572
|
</pre></td></tr>
|
|
4573
|
|
|
4574
|
|
|
4575
|
<tr><th class="line-num" id="L1122"><a href="#L1122">1122</a></th><td class="line-code"><pre> SetupInverse(OC_MAX(<span class="i">1</span>,<span class="i">2</span>*(csize1-<span class="i">1</span>)),csize2);
|
|
4576
|
</pre></td></tr>
|
|
4577
|
|
|
4578
|
|
|
4579
|
<tr><th class="line-num" id="L1123"><a href="#L1123">1123</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1<<span class="i">1</span> || vecsize2<<span class="i">1</span>) <span class="r">return</span>; <span class="c">
|
|
4580
|
</pre></td></tr>
|
|
4581
|
|
|
4582
|
|
|
4583
|
<tr><th class="line-num" id="L1124"><a href="#L1124">1124</a></th><td class="line-code"><pre>
|
|
4584
|
</pre></td></tr>
|
|
4585
|
|
|
4586
|
|
|
4587
|
<tr><th class="line-num" id="L1125"><a href="#L1125">1125</a></th><td class="line-code"><pre> <span class="c">
|
|
4588
|
</pre></td></tr>
|
|
4589
|
|
|
4590
|
|
|
4591
|
<tr><th class="line-num" id="L1126"><a href="#L1126">1126</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1==<span class="i">1</span> || vecsize2==<span class="i">1</span>) {
|
|
4592
|
</pre></td></tr>
|
|
4593
|
|
|
4594
|
|
|
4595
|
<tr><th class="line-num" id="L1127"><a href="#L1127">1127</a></th><td class="line-code"><pre> Inverse1D(csize1,csize2,carr,rsize1,rsize2,rarr);
|
|
4596
|
</pre></td></tr>
|
|
4597
|
|
|
4598
|
|
|
4599
|
<tr><th class="line-num" id="L1128"><a href="#L1128">1128</a></th><td class="line-code"><pre> } <span class="r">else</span> {
|
|
4600
|
</pre></td></tr>
|
|
4601
|
|
|
4602
|
|
|
4603
|
<tr><th class="line-num" id="L1129"><a href="#L1129">1129</a></th><td class="line-code"><pre> <span class="c">
|
|
4604
|
</pre></td></tr>
|
|
4605
|
|
|
4606
|
|
|
4607
|
<tr><th class="line-num" id="L1130"><a href="#L1130">1130</a></th><td class="line-code"><pre> <span class="c">
|
|
4608
|
</pre></td></tr>
|
|
4609
|
|
|
4610
|
|
|
4611
|
<tr><th class="line-num" id="L1131"><a href="#L1131">1131</a></th><td class="line-code"><pre> <span class="c">
|
|
4612
|
</pre></td></tr>
|
|
4613
|
|
|
4614
|
|
|
4615
|
<tr><th class="line-num" id="L1132"><a href="#L1132">1132</a></th><td class="line-code"><pre> <span class="c">
|
|
4616
|
</pre></td></tr>
|
|
4617
|
|
|
4618
|
|
|
4619
|
<tr><th class="line-num" id="L1133"><a href="#L1133">1133</a></th><td class="line-code"><pre> <span class="c">
|
|
4620
|
</pre></td></tr>
|
|
4621
|
|
|
4622
|
|
|
4623
|
<tr><th class="line-num" id="L1134"><a href="#L1134">1134</a></th><td class="line-code"><pre> <span class="pt">double</span> irctime=<span class="pt">double</span>(vecsize1*vecsize2)*<span class="pt">double</span>(logsize2)
|
|
4624
|
</pre></td></tr>
|
|
4625
|
|
|
4626
|
|
|
4627
|
<tr><th class="line-num" id="L1135"><a href="#L1135">1135</a></th><td class="line-code"><pre> + <span class="pt">double</span>(vecsize1*rsize2)*<span class="pt">double</span>(logsize1);
|
|
4628
|
</pre></td></tr>
|
|
4629
|
|
|
4630
|
|
|
4631
|
<tr><th class="line-num" id="L1136"><a href="#L1136">1136</a></th><td class="line-code"><pre> <span class="c">
|
|
4632
|
</pre></td></tr>
|
|
4633
|
|
|
4634
|
|
|
4635
|
<tr><th class="line-num" id="L1137"><a href="#L1137">1137</a></th><td class="line-code"><pre> <span class="pt">double</span> icrtime=<span class="pt">double</span>(rsize1*vecsize2)*<span class="pt">double</span>(logsize2)
|
|
4636
|
</pre></td></tr>
|
|
4637
|
|
|
4638
|
|
|
4639
|
<tr><th class="line-num" id="L1138"><a href="#L1138">1138</a></th><td class="line-code"><pre> + <span class="pt">double</span>(vecsize1*vecsize2)*<span class="pt">double</span>(logsize1);
|
|
4640
|
</pre></td></tr>
|
|
4641
|
|
|
4642
|
|
|
4643
|
<tr><th class="line-num" id="L1139"><a href="#L1139">1139</a></th><td class="line-code"><pre> <span class="c">
|
|
4644
|
</pre></td></tr>
|
|
4645
|
|
|
4646
|
|
|
4647
|
<tr><th class="line-num" id="L1140"><a href="#L1140">1140</a></th><td class="line-code"><pre> icrtime*=CRRCspeedratio;
|
|
4648
|
</pre></td></tr>
|
|
4649
|
|
|
4650
|
|
|
4651
|
<tr><th class="line-num" id="L1141"><a href="#L1141">1141</a></th><td class="line-code"><pre> <span class="c"></span> InverseRC(csize1,csize2,carr,rsize1,rsize2,rarr);
|
|
4652
|
</pre></td></tr>
|
|
4653
|
|
|
4654
|
|
|
4655
|
<tr><th class="line-num" id="L1142"><a href="#L1142">1142</a></th><td class="line-code"><pre> <span class="c">
|
|
4656
|
</pre></td></tr>
|
|
4657
|
|
|
4658
|
|
|
4659
|
<tr><th class="line-num" id="L1143"><a href="#L1143">1143</a></th><td class="line-code"><pre> }
|
|
4660
|
</pre></td></tr>
|
|
4661
|
|
|
4662
|
|
|
4663
|
<tr><th class="line-num" id="L1144"><a href="#L1144">1144</a></th><td class="line-code"><pre>}
|
|
4664
|
</pre></td></tr>
|
|
4665
|
|
|
4666
|
|
|
4667
|
<tr><th class="line-num" id="L1145"><a href="#L1145">1145</a></th><td class="line-code"><pre>
|
|
4668
|
</pre></td></tr>
|
|
4669
|
|
|
4670
|
|
|
4671
|
<tr><th class="line-num" id="L1146"><a href="#L1146">1146</a></th><td class="line-code"><pre>
|
|
4672
|
</pre></td></tr>
|
|
4673
|
|
|
4674
|
|
|
4675
|
<tr><th class="line-num" id="L1147"><a href="#L1147">1147</a></th><td class="line-code"><pre>
|
|
4676
|
</pre></td></tr>
|
|
4677
|
|
|
4678
|
|
|
4679
|
<tr><th class="line-num" id="L1148"><a href="#L1148">1148</a></th><td class="line-code"><pre><span class="pp">#ifdef</span> USE_MPI
|
|
4680
|
</pre></td></tr>
|
|
4681
|
|
|
4682
|
|
|
4683
|
<tr><th class="line-num" id="L1149"><a href="#L1149">1149</a></th><td class="line-code"><pre>
|
|
4684
|
</pre></td></tr>
|
|
4685
|
|
|
4686
|
|
|
4687
|
<tr><th class="line-num" id="L1150"><a href="#L1150">1150</a></th><td class="line-code"><pre><span class="di">static</span> FFT fft1_mpi,fft2_mpi;
|
|
4688
|
</pre></td></tr>
|
|
4689
|
|
|
4690
|
|
|
4691
|
<tr><th class="line-num" id="L1151"><a href="#L1151">1151</a></th><td class="line-code"><pre><span class="di">static</span> <span class="pt">int</span> vecsize1_mpi(<span class="i">0</span>),vecsize2_mpi(<span class="i">0</span>);
|
|
4692
|
</pre></td></tr>
|
|
4693
|
|
|
4694
|
|
|
4695
|
<tr><th class="line-num" id="L1152"><a href="#L1152">1152</a></th><td class="line-code"><pre><span class="di">static</span> MyComplex* scratch_mpi(<span class="pc">NULL</span>);
|
|
4696
|
</pre></td></tr>
|
|
4697
|
|
|
4698
|
|
|
4699
|
<tr><th class="line-num" id="L1153"><a href="#L1153">1153</a></th><td class="line-code"><pre><span class="di">static</span> MyComplex** workarr_mpi(<span class="pc">NULL</span>);
|
|
4700
|
</pre></td></tr>
|
|
4701
|
|
|
4702
|
|
|
4703
|
<tr><th class="line-num" id="L1154"><a href="#L1154">1154</a></th><td class="line-code"><pre>
|
|
4704
|
</pre></td></tr>
|
|
4705
|
|
|
4706
|
|
|
4707
|
<tr><th class="line-num" id="L1155"><a href="#L1155">1155</a></th><td class="line-code"><pre>FFTReal2D_mpi::FFTReal2D_mpi()
|
|
4708
|
</pre></td></tr>
|
|
4709
|
|
|
4710
|
|
|
4711
|
<tr><th class="line-num" id="L1156"><a href="#L1156">1156</a></th><td class="line-code"><pre>{
|
|
4712
|
</pre></td></tr>
|
|
4713
|
|
|
4714
|
|
|
4715
|
<tr><th class="line-num" id="L1157"><a href="#L1157">1157</a></th><td class="line-code"><pre>}
|
|
4716
|
</pre></td></tr>
|
|
4717
|
|
|
4718
|
|
|
4719
|
<tr><th class="line-num" id="L1158"><a href="#L1158">1158</a></th><td class="line-code"><pre>
|
|
4720
|
</pre></td></tr>
|
|
4721
|
|
|
4722
|
|
|
4723
|
<tr><th class="line-num" id="L1159"><a href="#L1159">1159</a></th><td class="line-code"><pre><span class="di">void</span> SetupMemory_mpi(<span class="pt">int</span> size1,<span class="pt">int</span> size2)
|
|
4724
|
</pre></td></tr>
|
|
4725
|
|
|
4726
|
|
|
4727
|
<tr><th class="line-num" id="L1160"><a href="#L1160">1160</a></th><td class="line-code"><pre>{
|
|
4728
|
</pre></td></tr>
|
|
4729
|
|
|
4730
|
|
|
4731
|
<tr><th class="line-num" id="L1161"><a href="#L1161">1161</a></th><td class="line-code"><pre> <span class="r">if</span>(size1!=vecsize1_mpi) {
|
|
4732
|
</pre></td></tr>
|
|
4733
|
|
|
4734
|
|
|
4735
|
<tr><th class="line-num" id="L1162"><a href="#L1162">1162</a></th><td class="line-code"><pre> <span class="r">if</span>(scratch_mpi!=<span class="pc">NULL</span>) <span class="r">delete</span>[] scratch_mpi;
|
|
4736
|
</pre></td></tr>
|
|
4737
|
|
|
4738
|
|
|
4739
|
<tr><th class="line-num" id="L1163"><a href="#L1163">1163</a></th><td class="line-code"><pre> vecsize1_mpi=size1;
|
|
4740
|
</pre></td></tr>
|
|
4741
|
|
|
4742
|
|
|
4743
|
<tr><th class="line-num" id="L1164"><a href="#L1164">1164</a></th><td class="line-code"><pre> scratch_mpi=<span class="r">new</span> MyComplex[vecsize1_mpi];
|
|
4744
|
</pre></td></tr>
|
|
4745
|
|
|
4746
|
|
|
4747
|
<tr><th class="line-num" id="L1165"><a href="#L1165">1165</a></th><td class="line-code"><pre> }
|
|
4748
|
</pre></td></tr>
|
|
4749
|
|
|
4750
|
|
|
4751
|
<tr><th class="line-num" id="L1166"><a href="#L1166">1166</a></th><td class="line-code"><pre> <span class="r">if</span>(size2!=vecsize2_mpi) {
|
|
4752
|
</pre></td></tr>
|
|
4753
|
|
|
4754
|
|
|
4755
|
<tr><th class="line-num" id="L1167"><a href="#L1167">1167</a></th><td class="line-code"><pre> <span class="r">if</span>(workarr_mpi!=<span class="pc">NULL</span>) {
|
|
4756
|
</pre></td></tr>
|
|
4757
|
|
|
4758
|
|
|
4759
|
<tr><th class="line-num" id="L1168"><a href="#L1168">1168</a></th><td class="line-code"><pre> <span class="r">delete</span>[] workarr_mpi[<span class="i">0</span>];
|
|
4760
|
</pre></td></tr>
|
|
4761
|
|
|
4762
|
|
|
4763
|
<tr><th class="line-num" id="L1169"><a href="#L1169">1169</a></th><td class="line-code"><pre> <span class="r">delete</span>[] workarr_mpi;
|
|
4764
|
</pre></td></tr>
|
|
4765
|
|
|
4766
|
|
|
4767
|
<tr><th class="line-num" id="L1170"><a href="#L1170">1170</a></th><td class="line-code"><pre> }
|
|
4768
|
</pre></td></tr>
|
|
4769
|
|
|
4770
|
|
|
4771
|
<tr><th class="line-num" id="L1171"><a href="#L1171">1171</a></th><td class="line-code"><pre> vecsize2_mpi=size2;
|
|
4772
|
</pre></td></tr>
|
|
4773
|
|
|
4774
|
|
|
4775
|
<tr><th class="line-num" id="L1172"><a href="#L1172">1172</a></th><td class="line-code"><pre> <span class="pt">int</span> rowcount=(vecsize1_mpi/<span class="i">2</span>)+<span class="i">1</span>;
|
|
4776
|
</pre></td></tr>
|
|
4777
|
|
|
4778
|
|
|
4779
|
<tr><th class="line-num" id="L1173"><a href="#L1173">1173</a></th><td class="line-code"><pre> workarr_mpi=<span class="r">new</span> MyComplex*[rowcount];
|
|
4780
|
</pre></td></tr>
|
|
4781
|
|
|
4782
|
|
|
4783
|
<tr><th class="line-num" id="L1174"><a href="#L1174">1174</a></th><td class="line-code"><pre> workarr_mpi[<span class="i">0</span>]=<span class="r">new</span> MyComplex[rowcount*vecsize2_mpi];
|
|
4784
|
</pre></td></tr>
|
|
4785
|
|
|
4786
|
|
|
4787
|
<tr><th class="line-num" id="L1175"><a href="#L1175">1175</a></th><td class="line-code"><pre> <span class="r">for</span>(<span class="pt">int</span> i=<span class="i">1</span>;i<rowcount;i++)
|
|
4788
|
</pre></td></tr>
|
|
4789
|
|
|
4790
|
|
|
4791
|
<tr><th class="line-num" id="L1176"><a href="#L1176">1176</a></th><td class="line-code"><pre> workarr_mpi[i]=workarr_mpi[i-<span class="i">1</span>]+vecsize2_mpi;
|
|
4792
|
</pre></td></tr>
|
|
4793
|
|
|
4794
|
|
|
4795
|
<tr><th class="line-num" id="L1177"><a href="#L1177">1177</a></th><td class="line-code"><pre> }
|
|
4796
|
</pre></td></tr>
|
|
4797
|
|
|
4798
|
|
|
4799
|
<tr><th class="line-num" id="L1178"><a href="#L1178">1178</a></th><td class="line-code"><pre>}
|
|
4800
|
</pre></td></tr>
|
|
4801
|
|
|
4802
|
|
|
4803
|
<tr><th class="line-num" id="L1179"><a href="#L1179">1179</a></th><td class="line-code"><pre>
|
|
4804
|
</pre></td></tr>
|
|
4805
|
|
|
4806
|
|
|
4807
|
<tr><th class="line-num" id="L1180"><a href="#L1180">1180</a></th><td class="line-code"><pre><span class="di">void</span> ReleaseMemory_mpi()
|
|
4808
|
</pre></td></tr>
|
|
4809
|
|
|
4810
|
|
|
4811
|
<tr><th class="line-num" id="L1181"><a href="#L1181">1181</a></th><td class="line-code"><pre>{
|
|
4812
|
</pre></td></tr>
|
|
4813
|
|
|
4814
|
|
|
4815
|
<tr><th class="line-num" id="L1182"><a href="#L1182">1182</a></th><td class="line-code"><pre> fft1_mpi.ReleaseMemory();
|
|
4816
|
</pre></td></tr>
|
|
4817
|
|
|
4818
|
|
|
4819
|
<tr><th class="line-num" id="L1183"><a href="#L1183">1183</a></th><td class="line-code"><pre> fft2_mpi.ReleaseMemory();
|
|
4820
|
</pre></td></tr>
|
|
4821
|
|
|
4822
|
|
|
4823
|
<tr><th class="line-num" id="L1184"><a href="#L1184">1184</a></th><td class="line-code"><pre> <span class="r">if</span>(scratch_mpi!=<span class="pc">NULL</span>) <span class="r">delete</span>[] scratch_mpi;
|
|
4824
|
</pre></td></tr>
|
|
4825
|
|
|
4826
|
|
|
4827
|
<tr><th class="line-num" id="L1185"><a href="#L1185">1185</a></th><td class="line-code"><pre> scratch_mpi=<span class="pc">NULL</span>;
|
|
4828
|
</pre></td></tr>
|
|
4829
|
|
|
4830
|
|
|
4831
|
<tr><th class="line-num" id="L1186"><a href="#L1186">1186</a></th><td class="line-code"><pre> vecsize1_mpi=<span class="i">0</span>;
|
|
4832
|
</pre></td></tr>
|
|
4833
|
|
|
4834
|
|
|
4835
|
<tr><th class="line-num" id="L1187"><a href="#L1187">1187</a></th><td class="line-code"><pre> <span class="r">if</span>(workarr_mpi!=<span class="pc">NULL</span>) {
|
|
4836
|
</pre></td></tr>
|
|
4837
|
|
|
4838
|
|
|
4839
|
<tr><th class="line-num" id="L1188"><a href="#L1188">1188</a></th><td class="line-code"><pre> <span class="r">delete</span>[] workarr_mpi[<span class="i">0</span>];
|
|
4840
|
</pre></td></tr>
|
|
4841
|
|
|
4842
|
|
|
4843
|
<tr><th class="line-num" id="L1189"><a href="#L1189">1189</a></th><td class="line-code"><pre> <span class="r">delete</span>[] workarr_mpi;
|
|
4844
|
</pre></td></tr>
|
|
4845
|
|
|
4846
|
|
|
4847
|
<tr><th class="line-num" id="L1190"><a href="#L1190">1190</a></th><td class="line-code"><pre> }
|
|
4848
|
</pre></td></tr>
|
|
4849
|
|
|
4850
|
|
|
4851
|
<tr><th class="line-num" id="L1191"><a href="#L1191">1191</a></th><td class="line-code"><pre> workarr_mpi=<span class="pc">NULL</span>;
|
|
4852
|
</pre></td></tr>
|
|
4853
|
|
|
4854
|
|
|
4855
|
<tr><th class="line-num" id="L1192"><a href="#L1192">1192</a></th><td class="line-code"><pre> vecsize2_mpi=<span class="i">0</span>;
|
|
4856
|
</pre></td></tr>
|
|
4857
|
|
|
4858
|
|
|
4859
|
<tr><th class="line-num" id="L1193"><a href="#L1193">1193</a></th><td class="line-code"><pre>}
|
|
4860
|
</pre></td></tr>
|
|
4861
|
|
|
4862
|
|
|
4863
|
<tr><th class="line-num" id="L1194"><a href="#L1194">1194</a></th><td class="line-code"><pre>
|
|
4864
|
</pre></td></tr>
|
|
4865
|
|
|
4866
|
|
|
4867
|
<tr><th class="line-num" id="L1195"><a href="#L1195">1195</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D_mpi::ReleaseMemory()
|
|
4868
|
</pre></td></tr>
|
|
4869
|
|
|
4870
|
|
|
4871
|
<tr><th class="line-num" id="L1196"><a href="#L1196">1196</a></th><td class="line-code"><pre>{
|
|
4872
|
</pre></td></tr>
|
|
4873
|
|
|
4874
|
|
|
4875
|
<tr><th class="line-num" id="L1197"><a href="#L1197">1197</a></th><td class="line-code"><pre> Mmsolve_MpiWakeUp(ReleaseMemory_mpi); <span class="c">
|
|
4876
|
</pre></td></tr>
|
|
4877
|
|
|
4878
|
|
|
4879
|
<tr><th class="line-num" id="L1198"><a href="#L1198">1198</a></th><td class="line-code"><pre> ReleaseMemory_mpi(); <span class="c">
|
|
4880
|
</pre></td></tr>
|
|
4881
|
|
|
4882
|
|
|
4883
|
<tr><th class="line-num" id="L1199"><a href="#L1199">1199</a></th><td class="line-code"><pre>}
|
|
4884
|
</pre></td></tr>
|
|
4885
|
|
|
4886
|
|
|
4887
|
<tr><th class="line-num" id="L1200"><a href="#L1200">1200</a></th><td class="line-code"><pre>
|
|
4888
|
</pre></td></tr>
|
|
4889
|
|
|
4890
|
|
|
4891
|
<tr><th class="line-num" id="L1201"><a href="#L1201">1201</a></th><td class="line-code"><pre><span class="di">static</span> <span class="pt">int</span> vecsize1_mpi_b(<span class="i">0</span>),vecsize2_mpi_b(<span class="i">0</span>);
|
|
4892
|
</pre></td></tr>
|
|
4893
|
|
|
4894
|
|
|
4895
|
<tr><th class="line-num" id="L1202"><a href="#L1202">1202</a></th><td class="line-code"><pre><span class="di">static</span> MyComplex **work1_mpi(<span class="pc">NULL</span>),**work2_mpi(<span class="pc">NULL</span>);
|
|
4896
|
</pre></td></tr>
|
|
4897
|
|
|
4898
|
|
|
4899
|
<tr><th class="line-num" id="L1203"><a href="#L1203">1203</a></th><td class="line-code"><pre>
|
|
4900
|
</pre></td></tr>
|
|
4901
|
|
|
4902
|
|
|
4903
|
<tr><th class="line-num" id="L1204"><a href="#L1204">1204</a></th><td class="line-code"><pre><span class="di">static</span> <span class="di">void</span> SetupMemory_mpi_base_b(<span class="pt">int</span> size1,<span class="pt">int</span> size2)
|
|
4904
|
</pre></td></tr>
|
|
4905
|
|
|
4906
|
|
|
4907
|
<tr><th class="line-num" id="L1205"><a href="#L1205">1205</a></th><td class="line-code"><pre>{
|
|
4908
|
</pre></td></tr>
|
|
4909
|
|
|
4910
|
|
|
4911
|
<tr><th class="line-num" id="L1206"><a href="#L1206">1206</a></th><td class="line-code"><pre> <span class="pt">int</span> i;
|
|
4912
|
</pre></td></tr>
|
|
4913
|
|
|
4914
|
|
|
4915
|
<tr><th class="line-num" id="L1207"><a href="#L1207">1207</a></th><td class="line-code"><pre> <span class="r">if</span>(size1!=vecsize1_mpi_b || size2!=vecsize2_mpi_b) {
|
|
4916
|
</pre></td></tr>
|
|
4917
|
|
|
4918
|
|
|
4919
|
<tr><th class="line-num" id="L1208"><a href="#L1208">1208</a></th><td class="line-code"><pre> <span class="r">if</span>(work1_mpi!=<span class="pc">NULL</span>) {
|
|
4920
|
</pre></td></tr>
|
|
4921
|
|
|
4922
|
|
|
4923
|
<tr><th class="line-num" id="L1209"><a href="#L1209">1209</a></th><td class="line-code"><pre> <span class="r">delete</span>[] work1_mpi[<span class="i">0</span>];
|
|
4924
|
</pre></td></tr>
|
|
4925
|
|
|
4926
|
|
|
4927
|
<tr><th class="line-num" id="L1210"><a href="#L1210">1210</a></th><td class="line-code"><pre> <span class="r">delete</span>[] work1_mpi;
|
|
4928
|
</pre></td></tr>
|
|
4929
|
|
|
4930
|
|
|
4931
|
<tr><th class="line-num" id="L1211"><a href="#L1211">1211</a></th><td class="line-code"><pre> }
|
|
4932
|
</pre></td></tr>
|
|
4933
|
|
|
4934
|
|
|
4935
|
<tr><th class="line-num" id="L1212"><a href="#L1212">1212</a></th><td class="line-code"><pre> <span class="r">if</span>(work2_mpi!=<span class="pc">NULL</span>) {
|
|
4936
|
</pre></td></tr>
|
|
4937
|
|
|
4938
|
|
|
4939
|
<tr><th class="line-num" id="L1213"><a href="#L1213">1213</a></th><td class="line-code"><pre> <span class="r">delete</span>[] work2_mpi[<span class="i">0</span>];
|
|
4940
|
</pre></td></tr>
|
|
4941
|
|
|
4942
|
|
|
4943
|
<tr><th class="line-num" id="L1214"><a href="#L1214">1214</a></th><td class="line-code"><pre> <span class="r">delete</span>[] work2_mpi;
|
|
4944
|
</pre></td></tr>
|
|
4945
|
|
|
4946
|
|
|
4947
|
<tr><th class="line-num" id="L1215"><a href="#L1215">1215</a></th><td class="line-code"><pre> }
|
|
4948
|
</pre></td></tr>
|
|
4949
|
|
|
4950
|
|
|
4951
|
<tr><th class="line-num" id="L1216"><a href="#L1216">1216</a></th><td class="line-code"><pre> vecsize1_mpi_b=size1;
|
|
4952
|
</pre></td></tr>
|
|
4953
|
|
|
4954
|
|
|
4955
|
<tr><th class="line-num" id="L1217"><a href="#L1217">1217</a></th><td class="line-code"><pre> vecsize2_mpi_b=size2;
|
|
4956
|
</pre></td></tr>
|
|
4957
|
|
|
4958
|
|
|
4959
|
<tr><th class="line-num" id="L1218"><a href="#L1218">1218</a></th><td class="line-code"><pre> work1_mpi=<span class="r">new</span> MyComplex*[vecsize1_mpi_b];
|
|
4960
|
</pre></td></tr>
|
|
4961
|
|
|
4962
|
|
|
4963
|
<tr><th class="line-num" id="L1219"><a href="#L1219">1219</a></th><td class="line-code"><pre> work1_mpi[<span class="i">0</span>]=<span class="r">new</span> MyComplex[vecsize1_mpi_b*vecsize2_mpi_b];
|
|
4964
|
</pre></td></tr>
|
|
4965
|
|
|
4966
|
|
|
4967
|
<tr><th class="line-num" id="L1220"><a href="#L1220">1220</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<vecsize1_mpi_b;i++)
|
|
4968
|
</pre></td></tr>
|
|
4969
|
|
|
4970
|
|
|
4971
|
<tr><th class="line-num" id="L1221"><a href="#L1221">1221</a></th><td class="line-code"><pre> work1_mpi[i]=work1_mpi[i-<span class="i">1</span>]+vecsize2_mpi_b;
|
|
4972
|
</pre></td></tr>
|
|
4973
|
|
|
4974
|
|
|
4975
|
<tr><th class="line-num" id="L1222"><a href="#L1222">1222</a></th><td class="line-code"><pre> <span class="pt">int</span> rowcount=vecsize2_mpi_b/<span class="i">2</span>;
|
|
4976
|
</pre></td></tr>
|
|
4977
|
|
|
4978
|
|
|
4979
|
<tr><th class="line-num" id="L1223"><a href="#L1223">1223</a></th><td class="line-code"><pre> work2_mpi=<span class="r">new</span> MyComplex*[rowcount];
|
|
4980
|
</pre></td></tr>
|
|
4981
|
|
|
4982
|
|
|
4983
|
<tr><th class="line-num" id="L1224"><a href="#L1224">1224</a></th><td class="line-code"><pre> work2_mpi[<span class="i">0</span>]=<span class="r">new</span> MyComplex[rowcount*vecsize1_mpi_b];
|
|
4984
|
</pre></td></tr>
|
|
4985
|
|
|
4986
|
|
|
4987
|
<tr><th class="line-num" id="L1225"><a href="#L1225">1225</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<rowcount;i++)
|
|
4988
|
</pre></td></tr>
|
|
4989
|
|
|
4990
|
|
|
4991
|
<tr><th class="line-num" id="L1226"><a href="#L1226">1226</a></th><td class="line-code"><pre> work2_mpi[i]=work2_mpi[i-<span class="i">1</span>]+vecsize1_mpi_b;
|
|
4992
|
</pre></td></tr>
|
|
4993
|
|
|
4994
|
|
|
4995
|
<tr><th class="line-num" id="L1227"><a href="#L1227">1227</a></th><td class="line-code"><pre> }
|
|
4996
|
</pre></td></tr>
|
|
4997
|
|
|
4998
|
|
|
4999
|
<tr><th class="line-num" id="L1228"><a href="#L1228">1228</a></th><td class="line-code"><pre>}
|
|
5000
|
</pre></td></tr>
|
|
5001
|
|
|
5002
|
|
|
5003
|
<tr><th class="line-num" id="L1229"><a href="#L1229">1229</a></th><td class="line-code"><pre>
|
|
5004
|
</pre></td></tr>
|
|
5005
|
|
|
5006
|
|
|
5007
|
<tr><th class="line-num" id="L1230"><a href="#L1230">1230</a></th><td class="line-code"><pre><span class="di">static</span> <span class="di">void</span> SetupMemory_mpi_slave_b()
|
|
5008
|
</pre></td></tr>
|
|
5009
|
|
|
5010
|
|
|
5011
|
<tr><th class="line-num" id="L1231"><a href="#L1231">1231</a></th><td class="line-code"><pre>{
|
|
5012
|
</pre></td></tr>
|
|
5013
|
|
|
5014
|
|
|
5015
|
<tr><th class="line-num" id="L1232"><a href="#L1232">1232</a></th><td class="line-code"><pre> <span class="pt">int</span> size1,size2;
|
|
5016
|
</pre></td></tr>
|
|
5017
|
|
|
5018
|
|
|
5019
|
<tr><th class="line-num" id="L1233"><a href="#L1233">1233</a></th><td class="line-code"><pre> MPI_Bcast(&size1,<span class="i">1</span>,MPI_INT,<span class="i">0</span>,MPI_COMM_WORLD);
|
|
5020
|
</pre></td></tr>
|
|
5021
|
|
|
5022
|
|
|
5023
|
<tr><th class="line-num" id="L1234"><a href="#L1234">1234</a></th><td class="line-code"><pre> MPI_Bcast(&size2,<span class="i">1</span>,MPI_INT,<span class="i">0</span>,MPI_COMM_WORLD);
|
|
5024
|
</pre></td></tr>
|
|
5025
|
|
|
5026
|
|
|
5027
|
<tr><th class="line-num" id="L1235"><a href="#L1235">1235</a></th><td class="line-code"><pre> <span class="r">if</span>(size1<<span class="i">1</span> || size2<<span class="i">1</span>)
|
|
5028
|
</pre></td></tr>
|
|
5029
|
|
|
5030
|
|
|
5031
|
<tr><th class="line-num" id="L1236"><a href="#L1236">1236</a></th><td class="line-code"><pre> PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error propagating array size info in </span><span class="dl">"</span></span>
|
|
5032
|
</pre></td></tr>
|
|
5033
|
|
|
5034
|
|
|
5035
|
<tr><th class="line-num" id="L1237"><a href="#L1237">1237</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">SetupMemory_mpi_slave_b(): size1=%d, size2=%d</span><span class="dl">"</span></span>,
|
|
5036
|
</pre></td></tr>
|
|
5037
|
|
|
5038
|
|
|
5039
|
<tr><th class="line-num" id="L1238"><a href="#L1238">1238</a></th><td class="line-code"><pre> size1,size2);
|
|
5040
|
</pre></td></tr>
|
|
5041
|
|
|
5042
|
|
|
5043
|
<tr><th class="line-num" id="L1239"><a href="#L1239">1239</a></th><td class="line-code"><pre> SetupMemory_mpi_base_b(size1,size2);
|
|
5044
|
</pre></td></tr>
|
|
5045
|
|
|
5046
|
|
|
5047
|
<tr><th class="line-num" id="L1240"><a href="#L1240">1240</a></th><td class="line-code"><pre>}
|
|
5048
|
</pre></td></tr>
|
|
5049
|
|
|
5050
|
|
|
5051
|
<tr><th class="line-num" id="L1241"><a href="#L1241">1241</a></th><td class="line-code"><pre>
|
|
5052
|
</pre></td></tr>
|
|
5053
|
|
|
5054
|
|
|
5055
|
<tr><th class="line-num" id="L1242"><a href="#L1242">1242</a></th><td class="line-code"><pre><span class="di">static</span> <span class="di">void</span> SetupMemory_mpi_master_b(<span class="pt">int</span> size1,<span class="pt">int</span> size2)
|
|
5056
|
</pre></td></tr>
|
|
5057
|
|
|
5058
|
|
|
5059
|
<tr><th class="line-num" id="L1243"><a href="#L1243">1243</a></th><td class="line-code"><pre>{
|
|
5060
|
</pre></td></tr>
|
|
5061
|
|
|
5062
|
|
|
5063
|
<tr><th class="line-num" id="L1244"><a href="#L1244">1244</a></th><td class="line-code"><pre> Mmsolve_MpiWakeUp(SetupMemory_mpi_slave_b);
|
|
5064
|
</pre></td></tr>
|
|
5065
|
|
|
5066
|
|
|
5067
|
<tr><th class="line-num" id="L1245"><a href="#L1245">1245</a></th><td class="line-code"><pre> MPI_Bcast(&size1,<span class="i">1</span>,MPI_INT,<span class="i">0</span>,MPI_COMM_WORLD);
|
|
5068
|
</pre></td></tr>
|
|
5069
|
|
|
5070
|
|
|
5071
|
<tr><th class="line-num" id="L1246"><a href="#L1246">1246</a></th><td class="line-code"><pre> MPI_Bcast(&size2,<span class="i">1</span>,MPI_INT,<span class="i">0</span>,MPI_COMM_WORLD);
|
|
5072
|
</pre></td></tr>
|
|
5073
|
|
|
5074
|
|
|
5075
|
<tr><th class="line-num" id="L1247"><a href="#L1247">1247</a></th><td class="line-code"><pre> SetupMemory_mpi_base_b(size1,size2);
|
|
5076
|
</pre></td></tr>
|
|
5077
|
|
|
5078
|
|
|
5079
|
<tr><th class="line-num" id="L1248"><a href="#L1248">1248</a></th><td class="line-code"><pre>}
|
|
5080
|
</pre></td></tr>
|
|
5081
|
|
|
5082
|
|
|
5083
|
<tr><th class="line-num" id="L1249"><a href="#L1249">1249</a></th><td class="line-code"><pre>
|
|
5084
|
</pre></td></tr>
|
|
5085
|
|
|
5086
|
|
|
5087
|
<tr><th class="line-num" id="L1250"><a href="#L1250">1250</a></th><td class="line-code"><pre><span class="di">void</span> ForwardFFT1_mpi_slave_b()
|
|
5088
|
</pre></td></tr>
|
|
5089
|
|
|
5090
|
|
|
5091
|
<tr><th class="line-num" id="L1251"><a href="#L1251">1251</a></th><td class="line-code"><pre>{
|
|
5092
|
</pre></td></tr>
|
|
5093
|
|
|
5094
|
|
|
5095
|
<tr><th class="line-num" id="L1252"><a href="#L1252">1252</a></th><td class="line-code"><pre> <span class="c">
|
|
5096
|
</pre></td></tr>
|
|
5097
|
|
|
5098
|
|
|
5099
|
<tr><th class="line-num" id="L1253"><a href="#L1253">1253</a></th><td class="line-code"><pre> <span class="pt">int</span> rowcount,colcount;
|
|
5100
|
</pre></td></tr>
|
|
5101
|
|
|
5102
|
|
|
5103
|
<tr><th class="line-num" id="L1254"><a href="#L1254">1254</a></th><td class="line-code"><pre> colcount=vecsize2_mpi_b;
|
|
5104
|
</pre></td></tr>
|
|
5105
|
|
|
5106
|
|
|
5107
|
<tr><th class="line-num" id="L1255"><a href="#L1255">1255</a></th><td class="line-code"><pre> MPI_Request request[<span class="i">1</span>];
|
|
5108
|
</pre></td></tr>
|
|
5109
|
|
|
5110
|
|
|
5111
|
<tr><th class="line-num" id="L1256"><a href="#L1256">1256</a></th><td class="line-code"><pre> MPI_Status status[<span class="i">1</span>];
|
|
5112
|
</pre></td></tr>
|
|
5113
|
|
|
5114
|
|
|
5115
|
<tr><th class="line-num" id="L1257"><a href="#L1257">1257</a></th><td class="line-code"><pre> MPI_Irecv(&rowcount,<span class="i">1</span>,MPI_INT,<span class="i">0</span>,<span class="i">1</span>,MPI_COMM_WORLD,request);
|
|
5116
|
</pre></td></tr>
|
|
5117
|
|
|
5118
|
|
|
5119
|
<tr><th class="line-num" id="L1258"><a href="#L1258">1258</a></th><td class="line-code"><pre> MPI_Waitall(<span class="i">1</span>,request,status);
|
|
5120
|
</pre></td></tr>
|
|
5121
|
|
|
5122
|
|
|
5123
|
<tr><th class="line-num" id="L1259"><a href="#L1259">1259</a></th><td class="line-code"><pre> MPI_Irecv(work1_mpi[<span class="i">0</span>],rowcount*colcount,MMS_COMPLEX,<span class="i">0</span>,<span class="i">2</span>,
|
|
5124
|
</pre></td></tr>
|
|
5125
|
|
|
5126
|
|
|
5127
|
<tr><th class="line-num" id="L1260"><a href="#L1260">1260</a></th><td class="line-code"><pre> MPI_COMM_WORLD,request);
|
|
5128
|
</pre></td></tr>
|
|
5129
|
|
|
5130
|
|
|
5131
|
<tr><th class="line-num" id="L1261"><a href="#L1261">1261</a></th><td class="line-code"><pre> MPI_Waitall(<span class="i">1</span>,request,status);
|
|
5132
|
</pre></td></tr>
|
|
5133
|
|
|
5134
|
|
|
5135
|
<tr><th class="line-num" id="L1262"><a href="#L1262">1262</a></th><td class="line-code"><pre>
|
|
5136
|
</pre></td></tr>
|
|
5137
|
|
|
5138
|
|
|
5139
|
<tr><th class="line-num" id="L1263"><a href="#L1263">1263</a></th><td class="line-code"><pre> <span class="c">
|
|
5140
|
</pre></td></tr>
|
|
5141
|
|
|
5142
|
|
|
5143
|
<tr><th class="line-num" id="L1264"><a href="#L1264">1264</a></th><td class="line-code"><pre> <span class="r">for</span>(<span class="pt">int</span> i=<span class="i">0</span>;i<rowcount;i++) {
|
|
5144
|
</pre></td></tr>
|
|
5145
|
|
|
5146
|
|
|
5147
|
<tr><th class="line-num" id="L1265"><a href="#L1265">1265</a></th><td class="line-code"><pre> fft1_mpi.ForwardDecFreq(colcount,work1_mpi[i]);
|
|
5148
|
</pre></td></tr>
|
|
5149
|
|
|
5150
|
|
|
5151
|
<tr><th class="line-num" id="L1266"><a href="#L1266">1266</a></th><td class="line-code"><pre> }
|
|
5152
|
</pre></td></tr>
|
|
5153
|
|
|
5154
|
|
|
5155
|
<tr><th class="line-num" id="L1267"><a href="#L1267">1267</a></th><td class="line-code"><pre>
|
|
5156
|
</pre></td></tr>
|
|
5157
|
|
|
5158
|
|
|
5159
|
<tr><th class="line-num" id="L1268"><a href="#L1268">1268</a></th><td class="line-code"><pre> <span class="c">
|
|
5160
|
</pre></td></tr>
|
|
5161
|
|
|
5162
|
|
|
5163
|
<tr><th class="line-num" id="L1269"><a href="#L1269">1269</a></th><td class="line-code"><pre> MPI_Isend(work1_mpi[<span class="i">0</span>],rowcount*colcount,MMS_COMPLEX,<span class="i">0</span>,<span class="i">3</span>,
|
|
5164
|
</pre></td></tr>
|
|
5165
|
|
|
5166
|
|
|
5167
|
<tr><th class="line-num" id="L1270"><a href="#L1270">1270</a></th><td class="line-code"><pre> MPI_COMM_WORLD,request);
|
|
5168
|
</pre></td></tr>
|
|
5169
|
|
|
5170
|
|
|
5171
|
<tr><th class="line-num" id="L1271"><a href="#L1271">1271</a></th><td class="line-code"><pre> MPI_Waitall(<span class="i">1</span>,request,status);
|
|
5172
|
</pre></td></tr>
|
|
5173
|
|
|
5174
|
|
|
5175
|
<tr><th class="line-num" id="L1272"><a href="#L1272">1272</a></th><td class="line-code"><pre>}
|
|
5176
|
</pre></td></tr>
|
|
5177
|
|
|
5178
|
|
|
5179
|
<tr><th class="line-num" id="L1273"><a href="#L1273">1273</a></th><td class="line-code"><pre>
|
|
5180
|
</pre></td></tr>
|
|
5181
|
|
|
5182
|
|
|
5183
|
<tr><th class="line-num" id="L1274"><a href="#L1274">1274</a></th><td class="line-code"><pre><span class="di">void</span> ForwardFFT2_mpi_slave_b()
|
|
5184
|
</pre></td></tr>
|
|
5185
|
|
|
5186
|
|
|
5187
|
<tr><th class="line-num" id="L1275"><a href="#L1275">1275</a></th><td class="line-code"><pre>{
|
|
5188
|
</pre></td></tr>
|
|
5189
|
|
|
5190
|
|
|
5191
|
<tr><th class="line-num" id="L1276"><a href="#L1276">1276</a></th><td class="line-code"><pre> <span class="c">
|
|
5192
|
</pre></td></tr>
|
|
5193
|
|
|
5194
|
|
|
5195
|
<tr><th class="line-num" id="L1277"><a href="#L1277">1277</a></th><td class="line-code"><pre> <span class="pt">int</span> rowcount,colcount;
|
|
5196
|
</pre></td></tr>
|
|
5197
|
|
|
5198
|
|
|
5199
|
<tr><th class="line-num" id="L1278"><a href="#L1278">1278</a></th><td class="line-code"><pre> colcount=vecsize1_mpi_b;
|
|
5200
|
</pre></td></tr>
|
|
5201
|
|
|
5202
|
|
|
5203
|
<tr><th class="line-num" id="L1279"><a href="#L1279">1279</a></th><td class="line-code"><pre> MPI_Request request[<span class="i">1</span>];
|
|
5204
|
</pre></td></tr>
|
|
5205
|
|
|
5206
|
|
|
5207
|
<tr><th class="line-num" id="L1280"><a href="#L1280">1280</a></th><td class="line-code"><pre> MPI_Status status[<span class="i">1</span>];
|
|
5208
|
</pre></td></tr>
|
|
5209
|
|
|
5210
|
|
|
5211
|
<tr><th class="line-num" id="L1281"><a href="#L1281">1281</a></th><td class="line-code"><pre> MPI_Irecv(&rowcount,<span class="i">1</span>,MPI_INT,<span class="i">0</span>,<span class="i">1</span>,MPI_COMM_WORLD,request);
|
|
5212
|
</pre></td></tr>
|
|
5213
|
|
|
5214
|
|
|
5215
|
<tr><th class="line-num" id="L1282"><a href="#L1282">1282</a></th><td class="line-code"><pre> MPI_Waitall(<span class="i">1</span>,request,status);
|
|
5216
|
</pre></td></tr>
|
|
5217
|
|
|
5218
|
|
|
5219
|
<tr><th class="line-num" id="L1283"><a href="#L1283">1283</a></th><td class="line-code"><pre> MPI_Irecv(work2_mpi[<span class="i">0</span>],rowcount*colcount,MMS_COMPLEX,<span class="i">0</span>,<span class="i">2</span>,
|
|
5220
|
</pre></td></tr>
|
|
5221
|
|
|
5222
|
|
|
5223
|
<tr><th class="line-num" id="L1284"><a href="#L1284">1284</a></th><td class="line-code"><pre> MPI_COMM_WORLD,request);
|
|
5224
|
</pre></td></tr>
|
|
5225
|
|
|
5226
|
|
|
5227
|
<tr><th class="line-num" id="L1285"><a href="#L1285">1285</a></th><td class="line-code"><pre> MPI_Waitall(<span class="i">1</span>,request,status);
|
|
5228
|
</pre></td></tr>
|
|
5229
|
|
|
5230
|
|
|
5231
|
<tr><th class="line-num" id="L1286"><a href="#L1286">1286</a></th><td class="line-code"><pre>
|
|
5232
|
</pre></td></tr>
|
|
5233
|
|
|
5234
|
|
|
5235
|
<tr><th class="line-num" id="L1287"><a href="#L1287">1287</a></th><td class="line-code"><pre> <span class="c">
|
|
5236
|
</pre></td></tr>
|
|
5237
|
|
|
5238
|
|
|
5239
|
<tr><th class="line-num" id="L1288"><a href="#L1288">1288</a></th><td class="line-code"><pre> <span class="r">for</span>(<span class="pt">int</span> i=<span class="i">0</span>;i<rowcount;i++) {
|
|
5240
|
</pre></td></tr>
|
|
5241
|
|
|
5242
|
|
|
5243
|
<tr><th class="line-num" id="L1289"><a href="#L1289">1289</a></th><td class="line-code"><pre> fft2_mpi.ForwardDecFreq(colcount,work2_mpi[i]);
|
|
5244
|
</pre></td></tr>
|
|
5245
|
|
|
5246
|
|
|
5247
|
<tr><th class="line-num" id="L1290"><a href="#L1290">1290</a></th><td class="line-code"><pre> }
|
|
5248
|
</pre></td></tr>
|
|
5249
|
|
|
5250
|
|
|
5251
|
<tr><th class="line-num" id="L1291"><a href="#L1291">1291</a></th><td class="line-code"><pre>
|
|
5252
|
</pre></td></tr>
|
|
5253
|
|
|
5254
|
|
|
5255
|
<tr><th class="line-num" id="L1292"><a href="#L1292">1292</a></th><td class="line-code"><pre> <span class="c">
|
|
5256
|
</pre></td></tr>
|
|
5257
|
|
|
5258
|
|
|
5259
|
<tr><th class="line-num" id="L1293"><a href="#L1293">1293</a></th><td class="line-code"><pre> MPI_Isend(work2_mpi[<span class="i">0</span>],rowcount*colcount,MMS_COMPLEX,<span class="i">0</span>,<span class="i">3</span>,
|
|
5260
|
</pre></td></tr>
|
|
5261
|
|
|
5262
|
|
|
5263
|
<tr><th class="line-num" id="L1294"><a href="#L1294">1294</a></th><td class="line-code"><pre> MPI_COMM_WORLD,request);
|
|
5264
|
</pre></td></tr>
|
|
5265
|
|
|
5266
|
|
|
5267
|
<tr><th class="line-num" id="L1295"><a href="#L1295">1295</a></th><td class="line-code"><pre> MPI_Waitall(<span class="i">1</span>,request,status);
|
|
5268
|
</pre></td></tr>
|
|
5269
|
|
|
5270
|
|
|
5271
|
<tr><th class="line-num" id="L1296"><a href="#L1296">1296</a></th><td class="line-code"><pre>}
|
|
5272
|
</pre></td></tr>
|
|
5273
|
|
|
5274
|
|
|
5275
|
<tr><th class="line-num" id="L1297"><a href="#L1297">1297</a></th><td class="line-code"><pre>
|
|
5276
|
</pre></td></tr>
|
|
5277
|
|
|
5278
|
|
|
5279
|
<tr><th class="line-num" id="L1298"><a href="#L1298">1298</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D_mpi::Forward(<span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,
|
|
5280
|
</pre></td></tr>
|
|
5281
|
|
|
5282
|
|
|
5283
|
<tr><th class="line-num" id="L1299"><a href="#L1299">1299</a></th><td class="line-code"><pre> <span class="di">const</span> <span class="pt">double</span>* <span class="di">const</span>* rarr,
|
|
5284
|
</pre></td></tr>
|
|
5285
|
|
|
5286
|
|
|
5287
|
<tr><th class="line-num" id="L1300"><a href="#L1300">1300</a></th><td class="line-code"><pre> <span class="pt">int</span> csize1,<span class="pt">int</span> csize2,MyComplex** carr)
|
|
5288
|
</pre></td></tr>
|
|
5289
|
|
|
5290
|
|
|
5291
|
<tr><th class="line-num" id="L1301"><a href="#L1301">1301</a></th><td class="line-code"><pre>{ <span class="c">
|
|
5292
|
</pre></td></tr>
|
|
5293
|
|
|
5294
|
|
|
5295
|
<tr><th class="line-num" id="L1302"><a href="#L1302">1302</a></th><td class="line-code"><pre> <span class="c">
|
|
5296
|
</pre></td></tr>
|
|
5297
|
|
|
5298
|
|
|
5299
|
<tr><th class="line-num" id="L1303"><a href="#L1303">1303</a></th><td class="line-code"><pre> <span class="c">
|
|
5300
|
</pre></td></tr>
|
|
5301
|
|
|
5302
|
|
|
5303
|
<tr><th class="line-num" id="L1304"><a href="#L1304">1304</a></th><td class="line-code"><pre> <span class="c">
|
|
5304
|
</pre></td></tr>
|
|
5305
|
|
|
5306
|
|
|
5307
|
<tr><th class="line-num" id="L1305"><a href="#L1305">1305</a></th><td class="line-code"><pre> <span class="c">
|
|
5308
|
</pre></td></tr>
|
|
5309
|
|
|
5310
|
|
|
5311
|
<tr><th class="line-num" id="L1306"><a href="#L1306">1306</a></th><td class="line-code"><pre> <span class="c">
|
|
5312
|
</pre></td></tr>
|
|
5313
|
|
|
5314
|
|
|
5315
|
<tr><th class="line-num" id="L1307"><a href="#L1307">1307</a></th><td class="line-code"><pre> <span class="c">
|
|
5316
|
</pre></td></tr>
|
|
5317
|
|
|
5318
|
|
|
5319
|
<tr><th class="line-num" id="L1308"><a href="#L1308">1308</a></th><td class="line-code"><pre> <span class="c">
|
|
5320
|
</pre></td></tr>
|
|
5321
|
|
|
5322
|
|
|
5323
|
<tr><th class="line-num" id="L1309"><a href="#L1309">1309</a></th><td class="line-code"><pre> <span class="c">
|
|
5324
|
</pre></td></tr>
|
|
5325
|
|
|
5326
|
|
|
5327
|
<tr><th class="line-num" id="L1310"><a href="#L1310">1310</a></th><td class="line-code"><pre> <span class="c">
|
|
5328
|
</pre></td></tr>
|
|
5329
|
|
|
5330
|
|
|
5331
|
<tr><th class="line-num" id="L1311"><a href="#L1311">1311</a></th><td class="line-code"><pre> <span class="c">
|
|
5332
|
</pre></td></tr>
|
|
5333
|
|
|
5334
|
|
|
5335
|
<tr><th class="line-num" id="L1312"><a href="#L1312">1312</a></th><td class="line-code"><pre> <span class="c">
|
|
5336
|
</pre></td></tr>
|
|
5337
|
|
|
5338
|
|
|
5339
|
<tr><th class="line-num" id="L1313"><a href="#L1313">1313</a></th><td class="line-code"><pre> <span class="c">
|
|
5340
|
</pre></td></tr>
|
|
5341
|
|
|
5342
|
|
|
5343
|
<tr><th class="line-num" id="L1314"><a href="#L1314">1314</a></th><td class="line-code"><pre>
|
|
5344
|
</pre></td></tr>
|
|
5345
|
|
|
5346
|
|
|
5347
|
<tr><th class="line-num" id="L1315"><a href="#L1315">1315</a></th><td class="line-code"><pre> <span class="pt">int</span> i,j;
|
|
5348
|
</pre></td></tr>
|
|
5349
|
|
|
5350
|
|
|
5351
|
<tr><th class="line-num" id="L1316"><a href="#L1316">1316</a></th><td class="line-code"><pre> FFT_REAL_TYPE x1,y1,x2,y2;
|
|
5352
|
</pre></td></tr>
|
|
5353
|
|
|
5354
|
|
|
5355
|
<tr><th class="line-num" id="L1317"><a href="#L1317">1317</a></th><td class="line-code"><pre> <span class="pt">int</span> vecsize1=OC_MAX(<span class="i">1</span>,<span class="i">2</span>*(csize1-<span class="i">1</span>));
|
|
5356
|
</pre></td></tr>
|
|
5357
|
|
|
5358
|
|
|
5359
|
<tr><th class="line-num" id="L1318"><a href="#L1318">1318</a></th><td class="line-code"><pre> <span class="pt">int</span> vecsize2=csize2;
|
|
5360
|
</pre></td></tr>
|
|
5361
|
|
|
5362
|
|
|
5363
|
<tr><th class="line-num" id="L1319"><a href="#L1319">1319</a></th><td class="line-code"><pre> <span class="r">for</span>(i=vecsize1;i><span class="i">2</span>;i/=<span class="i">2</span>)
|
|
5364
|
</pre></td></tr>
|
|
5365
|
|
|
5366
|
|
|
5367
|
<tr><th class="line-num" id="L1320"><a href="#L1320">1320</a></th><td class="line-code"><pre> <span class="r">if</span>(i%<span class="i">2</span>!=<span class="i">0</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D_mpi::Forward(int): </span><span class="dl">"</span></span>
|
|
5368
|
</pre></td></tr>
|
|
5369
|
|
|
5370
|
|
|
5371
|
<tr><th class="line-num" id="L1321"><a href="#L1321">1321</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested csize1 - 1 (%d - 1) is not a power of 2</span><span class="dl">"</span></span>,
|
|
5372
|
</pre></td></tr>
|
|
5373
|
|
|
5374
|
|
|
5375
|
<tr><th class="line-num" id="L1322"><a href="#L1322">1322</a></th><td class="line-code"><pre> csize1);
|
|
5376
|
</pre></td></tr>
|
|
5377
|
|
|
5378
|
|
|
5379
|
<tr><th class="line-num" id="L1323"><a href="#L1323">1323</a></th><td class="line-code"><pre> <span class="r">for</span>(j=vecsize2;j><span class="i">2</span>;j/=<span class="i">2</span>)
|
|
5380
|
</pre></td></tr>
|
|
5381
|
|
|
5382
|
|
|
5383
|
<tr><th class="line-num" id="L1324"><a href="#L1324">1324</a></th><td class="line-code"><pre> <span class="r">if</span>(j%<span class="i">2</span>!=<span class="i">0</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D_mpi::Forward(int): </span><span class="dl">"</span></span>
|
|
5384
|
</pre></td></tr>
|
|
5385
|
|
|
5386
|
|
|
5387
|
<tr><th class="line-num" id="L1325"><a href="#L1325">1325</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested csize2 (%d) is not a power of 2</span><span class="dl">"</span></span>,
|
|
5388
|
</pre></td></tr>
|
|
5389
|
|
|
5390
|
|
|
5391
|
<tr><th class="line-num" id="L1326"><a href="#L1326">1326</a></th><td class="line-code"><pre> csize2);
|
|
5392
|
</pre></td></tr>
|
|
5393
|
|
|
5394
|
|
|
5395
|
<tr><th class="line-num" id="L1327"><a href="#L1327">1327</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1==<span class="i">0</span> || vecsize2==<span class="i">0</span>) <span class="r">return</span>; <span class="c">
|
|
5396
|
</pre></td></tr>
|
|
5397
|
|
|
5398
|
|
|
5399
|
<tr><th class="line-num" id="L1328"><a href="#L1328">1328</a></th><td class="line-code"><pre> SetupMemory_mpi_master_b(vecsize1,vecsize2);
|
|
5400
|
</pre></td></tr>
|
|
5401
|
|
|
5402
|
|
|
5403
|
<tr><th class="line-num" id="L1329"><a href="#L1329">1329</a></th><td class="line-code"><pre>
|
|
5404
|
</pre></td></tr>
|
|
5405
|
|
|
5406
|
|
|
5407
|
<tr><th class="line-num" id="L1330"><a href="#L1330">1330</a></th><td class="line-code"><pre> <span class="c">
|
|
5408
|
</pre></td></tr>
|
|
5409
|
|
|
5410
|
|
|
5411
|
<tr><th class="line-num" id="L1331"><a href="#L1331">1331</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1/<span class="i">2</span>;i++) {
|
|
5412
|
</pre></td></tr>
|
|
5413
|
|
|
5414
|
|
|
5415
|
<tr><th class="line-num" id="L1332"><a href="#L1332">1332</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<rsize2;j++)
|
|
5416
|
</pre></td></tr>
|
|
5417
|
|
|
5418
|
|
|
5419
|
<tr><th class="line-num" id="L1333"><a href="#L1333">1333</a></th><td class="line-code"><pre> work1_mpi[i][j]=MyComplex(rarr[<span class="i">2</span>*i][j],rarr[<span class="i">2</span>*i+<span class="i">1</span>][j]);
|
|
5420
|
</pre></td></tr>
|
|
5421
|
|
|
5422
|
|
|
5423
|
<tr><th class="line-num" id="L1334"><a href="#L1334">1334</a></th><td class="line-code"><pre> <span class="r">for</span>(;j<vecsize2;j++)
|
|
5424
|
</pre></td></tr>
|
|
5425
|
|
|
5426
|
|
|
5427
|
<tr><th class="line-num" id="L1335"><a href="#L1335">1335</a></th><td class="line-code"><pre> work1_mpi[i][j]=MyComplex(<span class="i">0</span>,<span class="i">0</span>); <span class="c">
|
|
5428
|
</pre></td></tr>
|
|
5429
|
|
|
5430
|
|
|
5431
|
<tr><th class="line-num" id="L1336"><a href="#L1336">1336</a></th><td class="line-code"><pre> }
|
|
5432
|
</pre></td></tr>
|
|
5433
|
|
|
5434
|
|
|
5435
|
<tr><th class="line-num" id="L1337"><a href="#L1337">1337</a></th><td class="line-code"><pre> <span class="r">if</span>(<span class="i">2</span>*i<rsize1) {
|
|
5436
|
</pre></td></tr>
|
|
5437
|
|
|
5438
|
|
|
5439
|
<tr><th class="line-num" id="L1338"><a href="#L1338">1338</a></th><td class="line-code"><pre> <span class="c">
|
|
5440
|
</pre></td></tr>
|
|
5441
|
|
|
5442
|
|
|
5443
|
<tr><th class="line-num" id="L1339"><a href="#L1339">1339</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<rsize2;j++)
|
|
5444
|
</pre></td></tr>
|
|
5445
|
|
|
5446
|
|
|
5447
|
<tr><th class="line-num" id="L1340"><a href="#L1340">1340</a></th><td class="line-code"><pre> work1_mpi[i][j]=MyComplex(rarr[<span class="i">2</span>*i][j],<span class="fl">0</span><span class="fl">.0</span>);
|
|
5448
|
</pre></td></tr>
|
|
5449
|
|
|
5450
|
|
|
5451
|
<tr><th class="line-num" id="L1341"><a href="#L1341">1341</a></th><td class="line-code"><pre> <span class="r">for</span>(;j<vecsize2;j++)
|
|
5452
|
</pre></td></tr>
|
|
5453
|
|
|
5454
|
|
|
5455
|
<tr><th class="line-num" id="L1342"><a href="#L1342">1342</a></th><td class="line-code"><pre> work1_mpi[i][j]=MyComplex(<span class="i">0</span>,<span class="i">0</span>); <span class="c">
|
|
5456
|
</pre></td></tr>
|
|
5457
|
|
|
5458
|
|
|
5459
|
<tr><th class="line-num" id="L1343"><a href="#L1343">1343</a></th><td class="line-code"><pre> }
|
|
5460
|
</pre></td></tr>
|
|
5461
|
|
|
5462
|
|
|
5463
|
<tr><th class="line-num" id="L1344"><a href="#L1344">1344</a></th><td class="line-code"><pre>
|
|
5464
|
</pre></td></tr>
|
|
5465
|
|
|
5466
|
|
|
5467
|
<tr><th class="line-num" id="L1345"><a href="#L1345">1345</a></th><td class="line-code"><pre> <span class="c">
|
|
5468
|
</pre></td></tr>
|
|
5469
|
|
|
5470
|
|
|
5471
|
<tr><th class="line-num" id="L1346"><a href="#L1346">1346</a></th><td class="line-code"><pre> <span class="pt">int</span> proc,proc_count,base_size,base_orphan,whole_size,chunk_size;
|
|
5472
|
</pre></td></tr>
|
|
5473
|
|
|
5474
|
|
|
5475
|
<tr><th class="line-num" id="L1347"><a href="#L1347">1347</a></th><td class="line-code"><pre> proc_count=mms_mpi_size;
|
|
5476
|
</pre></td></tr>
|
|
5477
|
|
|
5478
|
|
|
5479
|
<tr><th class="line-num" id="L1348"><a href="#L1348">1348</a></th><td class="line-code"><pre> Mmsolve_MpiWakeUp(ForwardFFT1_mpi_slave_b);
|
|
5480
|
</pre></td></tr>
|
|
5481
|
|
|
5482
|
|
|
5483
|
<tr><th class="line-num" id="L1349"><a href="#L1349">1349</a></th><td class="line-code"><pre> whole_size=(rsize1+<span class="i">1</span>)/<span class="i">2</span>;
|
|
5484
|
</pre></td></tr>
|
|
5485
|
|
|
5486
|
|
|
5487
|
<tr><th class="line-num" id="L1350"><a href="#L1350">1350</a></th><td class="line-code"><pre> base_size=whole_size/proc_count;
|
|
5488
|
</pre></td></tr>
|
|
5489
|
|
|
5490
|
|
|
5491
|
<tr><th class="line-num" id="L1351"><a href="#L1351">1351</a></th><td class="line-code"><pre> base_orphan=whole_size%proc_count;
|
|
5492
|
</pre></td></tr>
|
|
5493
|
|
|
5494
|
|
|
5495
|
<tr><th class="line-num" id="L1352"><a href="#L1352">1352</a></th><td class="line-code"><pre> i=<span class="i">0</span>;
|
|
5496
|
</pre></td></tr>
|
|
5497
|
|
|
5498
|
|
|
5499
|
<tr><th class="line-num" id="L1353"><a href="#L1353">1353</a></th><td class="line-code"><pre> chunk_size=base_size+(<span class="i">0</span><base_orphan?<span class="i">1</span>:<span class="i">0</span>);
|
|
5500
|
</pre></td></tr>
|
|
5501
|
|
|
5502
|
|
|
5503
|
<tr><th class="line-num" id="L1354"><a href="#L1354">1354</a></th><td class="line-code"><pre> <span class="pt">int</span> msg_count=<span class="i">3</span>*(proc_count-<span class="i">1</span>);
|
|
5504
|
</pre></td></tr>
|
|
5505
|
|
|
5506
|
|
|
5507
|
<tr><th class="line-num" id="L1355"><a href="#L1355">1355</a></th><td class="line-code"><pre> MPI_Request *request=<span class="r">new</span> MPI_Request[msg_count];
|
|
5508
|
</pre></td></tr>
|
|
5509
|
|
|
5510
|
|
|
5511
|
<tr><th class="line-num" id="L1356"><a href="#L1356">1356</a></th><td class="line-code"><pre> MPI_Status *status=<span class="r">new</span> MPI_Status[msg_count];
|
|
5512
|
</pre></td></tr>
|
|
5513
|
|
|
5514
|
|
|
5515
|
<tr><th class="line-num" id="L1357"><a href="#L1357">1357</a></th><td class="line-code"><pre> <span class="r">for</span>(proc=<span class="i">1</span>;proc<proc_count;proc++) {
|
|
5516
|
</pre></td></tr>
|
|
5517
|
|
|
5518
|
|
|
5519
|
<tr><th class="line-num" id="L1358"><a href="#L1358">1358</a></th><td class="line-code"><pre> i+=chunk_size;
|
|
5520
|
</pre></td></tr>
|
|
5521
|
|
|
5522
|
|
|
5523
|
<tr><th class="line-num" id="L1359"><a href="#L1359">1359</a></th><td class="line-code"><pre> chunk_size=base_size+(proc<base_orphan?<span class="i">1</span>:<span class="i">0</span>);
|
|
5524
|
</pre></td></tr>
|
|
5525
|
|
|
5526
|
|
|
5527
|
<tr><th class="line-num" id="L1360"><a href="#L1360">1360</a></th><td class="line-code"><pre> MPI_Isend(&chunk_size,<span class="i">1</span>,MPI_INT,proc,<span class="i">1</span>,MPI_COMM_WORLD,
|
|
5528
|
</pre></td></tr>
|
|
5529
|
|
|
5530
|
|
|
5531
|
<tr><th class="line-num" id="L1361"><a href="#L1361">1361</a></th><td class="line-code"><pre> request+<span class="i">3</span>*(proc-<span class="i">1</span>));
|
|
5532
|
</pre></td></tr>
|
|
5533
|
|
|
5534
|
|
|
5535
|
<tr><th class="line-num" id="L1362"><a href="#L1362">1362</a></th><td class="line-code"><pre> MPI_Isend(work1_mpi[i],chunk_size*vecsize2,MMS_COMPLEX,proc,<span class="i">2</span>,
|
|
5536
|
</pre></td></tr>
|
|
5537
|
|
|
5538
|
|
|
5539
|
<tr><th class="line-num" id="L1363"><a href="#L1363">1363</a></th><td class="line-code"><pre> MPI_COMM_WORLD,request+<span class="i">3</span>*(proc-<span class="i">1</span>)+<span class="i">1</span>);
|
|
5540
|
</pre></td></tr>
|
|
5541
|
|
|
5542
|
|
|
5543
|
<tr><th class="line-num" id="L1364"><a href="#L1364">1364</a></th><td class="line-code"><pre> MPI_Irecv(work1_mpi[i],chunk_size*vecsize2,MMS_COMPLEX,proc,<span class="i">3</span>,
|
|
5544
|
</pre></td></tr>
|
|
5545
|
|
|
5546
|
|
|
5547
|
<tr><th class="line-num" id="L1365"><a href="#L1365">1365</a></th><td class="line-code"><pre> MPI_COMM_WORLD,request+<span class="i">3</span>*(proc-<span class="i">1</span>)+<span class="i">2</span>);
|
|
5548
|
</pre></td></tr>
|
|
5549
|
|
|
5550
|
|
|
5551
|
<tr><th class="line-num" id="L1366"><a href="#L1366">1366</a></th><td class="line-code"><pre> }
|
|
5552
|
</pre></td></tr>
|
|
5553
|
|
|
5554
|
|
|
5555
|
<tr><th class="line-num" id="L1367"><a href="#L1367">1367</a></th><td class="line-code"><pre> chunk_size=base_size+(<span class="i">0</span><base_orphan?<span class="i">1</span>:<span class="i">0</span>);
|
|
5556
|
</pre></td></tr>
|
|
5557
|
|
|
5558
|
|
|
5559
|
<tr><th class="line-num" id="L1368"><a href="#L1368">1368</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<chunk_size;i++) {
|
|
5560
|
</pre></td></tr>
|
|
5561
|
|
|
5562
|
|
|
5563
|
<tr><th class="line-num" id="L1369"><a href="#L1369">1369</a></th><td class="line-code"><pre> fft1_mpi.ForwardDecFreq(vecsize2,work1_mpi[i]);
|
|
5564
|
</pre></td></tr>
|
|
5565
|
|
|
5566
|
|
|
5567
|
<tr><th class="line-num" id="L1370"><a href="#L1370">1370</a></th><td class="line-code"><pre> }
|
|
5568
|
</pre></td></tr>
|
|
5569
|
|
|
5570
|
|
|
5571
|
<tr><th class="line-num" id="L1371"><a href="#L1371">1371</a></th><td class="line-code"><pre> MPI_Waitall(msg_count,request,status);
|
|
5572
|
</pre></td></tr>
|
|
5573
|
|
|
5574
|
|
|
5575
|
<tr><th class="line-num" id="L1372"><a href="#L1372">1372</a></th><td class="line-code"><pre>
|
|
5576
|
</pre></td></tr>
|
|
5577
|
|
|
5578
|
|
|
5579
|
<tr><th class="line-num" id="L1373"><a href="#L1373">1373</a></th><td class="line-code"><pre> <span class="c">
|
|
5580
|
</pre></td></tr>
|
|
5581
|
|
|
5582
|
|
|
5583
|
<tr><th class="line-num" id="L1374"><a href="#L1374">1374</a></th><td class="line-code"><pre> <span class="c">
|
|
5584
|
</pre></td></tr>
|
|
5585
|
|
|
5586
|
|
|
5587
|
<tr><th class="line-num" id="L1375"><a href="#L1375">1375</a></th><td class="line-code"><pre> <span class="c">
|
|
5588
|
</pre></td></tr>
|
|
5589
|
|
|
5590
|
|
|
5591
|
<tr><th class="line-num" id="L1376"><a href="#L1376">1376</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<(rsize1+<span class="i">1</span>)/<span class="i">2</span>;i++) {
|
|
5592
|
</pre></td></tr>
|
|
5593
|
|
|
5594
|
|
|
5595
|
<tr><th class="line-num" id="L1377"><a href="#L1377">1377</a></th><td class="line-code"><pre> work2_mpi[<span class="i">0</span>][<span class="i">2</span>*i]
|
|
5596
|
</pre></td></tr>
|
|
5597
|
|
|
5598
|
|
|
5599
|
<tr><th class="line-num" id="L1378"><a href="#L1378">1378</a></th><td class="line-code"><pre> =MyComplex(work1_mpi[i][<span class="i">0</span>].real(),work1_mpi[i][vecsize2/<span class="i">2</span>].real());
|
|
5600
|
</pre></td></tr>
|
|
5601
|
|
|
5602
|
|
|
5603
|
<tr><th class="line-num" id="L1379"><a href="#L1379">1379</a></th><td class="line-code"><pre> work2_mpi[<span class="i">0</span>][<span class="i">2</span>*i+<span class="i">1</span>]
|
|
5604
|
</pre></td></tr>
|
|
5605
|
|
|
5606
|
|
|
5607
|
<tr><th class="line-num" id="L1380"><a href="#L1380">1380</a></th><td class="line-code"><pre> =MyComplex(work1_mpi[i][<span class="i">0</span>].imag(),work1_mpi[i][vecsize2/<span class="i">2</span>].imag());
|
|
5608
|
</pre></td></tr>
|
|
5609
|
|
|
5610
|
|
|
5611
|
<tr><th class="line-num" id="L1381"><a href="#L1381">1381</a></th><td class="line-code"><pre> }
|
|
5612
|
</pre></td></tr>
|
|
5613
|
|
|
5614
|
|
|
5615
|
<tr><th class="line-num" id="L1382"><a href="#L1382">1382</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">2</span>*i;i<vecsize1;i++) work2_mpi[<span class="i">0</span>][i]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.); <span class="c">
|
|
5616
|
</pre></td></tr>
|
|
5617
|
|
|
5618
|
|
|
5619
|
<tr><th class="line-num" id="L1383"><a href="#L1383">1383</a></th><td class="line-code"><pre> <span class="c">
|
|
5620
|
</pre></td></tr>
|
|
5621
|
|
|
5622
|
|
|
5623
|
<tr><th class="line-num" id="L1384"><a href="#L1384">1384</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">1</span>;j<vecsize2/<span class="i">2</span>;j++) {
|
|
5624
|
</pre></td></tr>
|
|
5625
|
|
|
5626
|
|
|
5627
|
<tr><th class="line-num" id="L1385"><a href="#L1385">1385</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<(rsize1+<span class="i">1</span>)/<span class="i">2</span>;i++) {
|
|
5628
|
</pre></td></tr>
|
|
5629
|
|
|
5630
|
|
|
5631
|
<tr><th class="line-num" id="L1386"><a href="#L1386">1386</a></th><td class="line-code"><pre> x1=work1_mpi[i][j].real()/<span class="fl">2</span>.;
|
|
5632
|
</pre></td></tr>
|
|
5633
|
|
|
5634
|
|
|
5635
|
<tr><th class="line-num" id="L1387"><a href="#L1387">1387</a></th><td class="line-code"><pre> y1=work1_mpi[i][j].imag()/<span class="fl">2</span>.;
|
|
5636
|
</pre></td></tr>
|
|
5637
|
|
|
5638
|
|
|
5639
|
<tr><th class="line-num" id="L1388"><a href="#L1388">1388</a></th><td class="line-code"><pre> x2=work1_mpi[i][vecsize2-j].real()/<span class="fl">2</span>.;
|
|
5640
|
</pre></td></tr>
|
|
5641
|
|
|
5642
|
|
|
5643
|
<tr><th class="line-num" id="L1389"><a href="#L1389">1389</a></th><td class="line-code"><pre> y2=work1_mpi[i][vecsize2-j].imag()/<span class="fl">2</span>.;
|
|
5644
|
</pre></td></tr>
|
|
5645
|
|
|
5646
|
|
|
5647
|
<tr><th class="line-num" id="L1390"><a href="#L1390">1390</a></th><td class="line-code"><pre> work2_mpi[j][<span class="i">2</span>*i]=MyComplex(x1+x2,y1-y2);
|
|
5648
|
</pre></td></tr>
|
|
5649
|
|
|
5650
|
|
|
5651
|
<tr><th class="line-num" id="L1391"><a href="#L1391">1391</a></th><td class="line-code"><pre> work2_mpi[j][<span class="i">2</span>*i+<span class="i">1</span>]=MyComplex(y1+y2,x2-x1);
|
|
5652
|
</pre></td></tr>
|
|
5653
|
|
|
5654
|
|
|
5655
|
<tr><th class="line-num" id="L1392"><a href="#L1392">1392</a></th><td class="line-code"><pre> }
|
|
5656
|
</pre></td></tr>
|
|
5657
|
|
|
5658
|
|
|
5659
|
<tr><th class="line-num" id="L1393"><a href="#L1393">1393</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">2</span>*i;i<vecsize1;i++) work2_mpi[j][i]=MyComplex(<span class="fl">0</span>.,<span class="fl">0</span>.); <span class="c">
|
|
5660
|
</pre></td></tr>
|
|
5661
|
|
|
5662
|
|
|
5663
|
<tr><th class="line-num" id="L1394"><a href="#L1394">1394</a></th><td class="line-code"><pre> }
|
|
5664
|
</pre></td></tr>
|
|
5665
|
|
|
5666
|
|
|
5667
|
<tr><th class="line-num" id="L1395"><a href="#L1395">1395</a></th><td class="line-code"><pre>
|
|
5668
|
</pre></td></tr>
|
|
5669
|
|
|
5670
|
|
|
5671
|
<tr><th class="line-num" id="L1396"><a href="#L1396">1396</a></th><td class="line-code"><pre>
|
|
5672
|
</pre></td></tr>
|
|
5673
|
|
|
5674
|
|
|
5675
|
<tr><th class="line-num" id="L1397"><a href="#L1397">1397</a></th><td class="line-code"><pre> <span class="c">
|
|
5676
|
</pre></td></tr>
|
|
5677
|
|
|
5678
|
|
|
5679
|
<tr><th class="line-num" id="L1398"><a href="#L1398">1398</a></th><td class="line-code"><pre> Mmsolve_MpiWakeUp(ForwardFFT2_mpi_slave_b);
|
|
5680
|
</pre></td></tr>
|
|
5681
|
|
|
5682
|
|
|
5683
|
<tr><th class="line-num" id="L1399"><a href="#L1399">1399</a></th><td class="line-code"><pre> whole_size=vecsize2/<span class="i">2</span>;
|
|
5684
|
</pre></td></tr>
|
|
5685
|
|
|
5686
|
|
|
5687
|
<tr><th class="line-num" id="L1400"><a href="#L1400">1400</a></th><td class="line-code"><pre> base_size=whole_size/proc_count;
|
|
5688
|
</pre></td></tr>
|
|
5689
|
|
|
5690
|
|
|
5691
|
<tr><th class="line-num" id="L1401"><a href="#L1401">1401</a></th><td class="line-code"><pre> base_orphan=whole_size%proc_count;
|
|
5692
|
</pre></td></tr>
|
|
5693
|
|
|
5694
|
|
|
5695
|
<tr><th class="line-num" id="L1402"><a href="#L1402">1402</a></th><td class="line-code"><pre> i=<span class="i">0</span>;
|
|
5696
|
</pre></td></tr>
|
|
5697
|
|
|
5698
|
|
|
5699
|
<tr><th class="line-num" id="L1403"><a href="#L1403">1403</a></th><td class="line-code"><pre> chunk_size=base_size+(<span class="i">0</span><base_orphan?<span class="i">1</span>:<span class="i">0</span>);
|
|
5700
|
</pre></td></tr>
|
|
5701
|
|
|
5702
|
|
|
5703
|
<tr><th class="line-num" id="L1404"><a href="#L1404">1404</a></th><td class="line-code"><pre> msg_count=<span class="i">3</span>*(proc_count-<span class="i">1</span>);
|
|
5704
|
</pre></td></tr>
|
|
5705
|
|
|
5706
|
|
|
5707
|
<tr><th class="line-num" id="L1405"><a href="#L1405">1405</a></th><td class="line-code"><pre> <span class="r">for</span>(proc=<span class="i">1</span>;proc<proc_count;proc++) {
|
|
5708
|
</pre></td></tr>
|
|
5709
|
|
|
5710
|
|
|
5711
|
<tr><th class="line-num" id="L1406"><a href="#L1406">1406</a></th><td class="line-code"><pre> i+=chunk_size;
|
|
5712
|
</pre></td></tr>
|
|
5713
|
|
|
5714
|
|
|
5715
|
<tr><th class="line-num" id="L1407"><a href="#L1407">1407</a></th><td class="line-code"><pre> chunk_size=base_size+(proc<base_orphan?<span class="i">1</span>:<span class="i">0</span>);
|
|
5716
|
</pre></td></tr>
|
|
5717
|
|
|
5718
|
|
|
5719
|
<tr><th class="line-num" id="L1408"><a href="#L1408">1408</a></th><td class="line-code"><pre> MPI_Isend(&chunk_size,<span class="i">1</span>,MPI_INT,proc,<span class="i">1</span>,MPI_COMM_WORLD,
|
|
5720
|
</pre></td></tr>
|
|
5721
|
|
|
5722
|
|
|
5723
|
<tr><th class="line-num" id="L1409"><a href="#L1409">1409</a></th><td class="line-code"><pre> request+<span class="i">3</span>*(proc-<span class="i">1</span>));
|
|
5724
|
</pre></td></tr>
|
|
5725
|
|
|
5726
|
|
|
5727
|
<tr><th class="line-num" id="L1410"><a href="#L1410">1410</a></th><td class="line-code"><pre> MPI_Isend(work2_mpi[i],chunk_size*vecsize1,MMS_COMPLEX,proc,<span class="i">2</span>,
|
|
5728
|
</pre></td></tr>
|
|
5729
|
|
|
5730
|
|
|
5731
|
<tr><th class="line-num" id="L1411"><a href="#L1411">1411</a></th><td class="line-code"><pre> MPI_COMM_WORLD,request+<span class="i">3</span>*(proc-<span class="i">1</span>)+<span class="i">1</span>);
|
|
5732
|
</pre></td></tr>
|
|
5733
|
|
|
5734
|
|
|
5735
|
<tr><th class="line-num" id="L1412"><a href="#L1412">1412</a></th><td class="line-code"><pre> MPI_Irecv(work2_mpi[i],chunk_size*vecsize1,MMS_COMPLEX,proc,<span class="i">3</span>,
|
|
5736
|
</pre></td></tr>
|
|
5737
|
|
|
5738
|
|
|
5739
|
<tr><th class="line-num" id="L1413"><a href="#L1413">1413</a></th><td class="line-code"><pre> MPI_COMM_WORLD,request+<span class="i">3</span>*(proc-<span class="i">1</span>)+<span class="i">2</span>);
|
|
5740
|
</pre></td></tr>
|
|
5741
|
|
|
5742
|
|
|
5743
|
<tr><th class="line-num" id="L1414"><a href="#L1414">1414</a></th><td class="line-code"><pre> }
|
|
5744
|
</pre></td></tr>
|
|
5745
|
|
|
5746
|
|
|
5747
|
<tr><th class="line-num" id="L1415"><a href="#L1415">1415</a></th><td class="line-code"><pre> chunk_size=base_size+(<span class="i">0</span><base_orphan?<span class="i">1</span>:<span class="i">0</span>);
|
|
5748
|
</pre></td></tr>
|
|
5749
|
|
|
5750
|
|
|
5751
|
<tr><th class="line-num" id="L1416"><a href="#L1416">1416</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<chunk_size;i++) {
|
|
5752
|
</pre></td></tr>
|
|
5753
|
|
|
5754
|
|
|
5755
|
<tr><th class="line-num" id="L1417"><a href="#L1417">1417</a></th><td class="line-code"><pre> fft2_mpi.ForwardDecFreq(vecsize1,work2_mpi[i]);
|
|
5756
|
</pre></td></tr>
|
|
5757
|
|
|
5758
|
|
|
5759
|
<tr><th class="line-num" id="L1418"><a href="#L1418">1418</a></th><td class="line-code"><pre> }
|
|
5760
|
</pre></td></tr>
|
|
5761
|
|
|
5762
|
|
|
5763
|
<tr><th class="line-num" id="L1419"><a href="#L1419">1419</a></th><td class="line-code"><pre> MPI_Waitall(msg_count,request,status);
|
|
5764
|
</pre></td></tr>
|
|
5765
|
|
|
5766
|
|
|
5767
|
<tr><th class="line-num" id="L1420"><a href="#L1420">1420</a></th><td class="line-code"><pre> <span class="r">delete</span>[] request;
|
|
5768
|
</pre></td></tr>
|
|
5769
|
|
|
5770
|
|
|
5771
|
<tr><th class="line-num" id="L1421"><a href="#L1421">1421</a></th><td class="line-code"><pre> <span class="r">delete</span>[] status;
|
|
5772
|
</pre></td></tr>
|
|
5773
|
|
|
5774
|
|
|
5775
|
<tr><th class="line-num" id="L1422"><a href="#L1422">1422</a></th><td class="line-code"><pre>
|
|
5776
|
</pre></td></tr>
|
|
5777
|
|
|
5778
|
|
|
5779
|
<tr><th class="line-num" id="L1423"><a href="#L1423">1423</a></th><td class="line-code"><pre>
|
|
5780
|
</pre></td></tr>
|
|
5781
|
|
|
5782
|
|
|
5783
|
<tr><th class="line-num" id="L1424"><a href="#L1424">1424</a></th><td class="line-code"><pre> <span class="c">
|
|
5784
|
</pre></td></tr>
|
|
5785
|
|
|
5786
|
|
|
5787
|
<tr><th class="line-num" id="L1425"><a href="#L1425">1425</a></th><td class="line-code"><pre> <span class="c">
|
|
5788
|
</pre></td></tr>
|
|
5789
|
|
|
5790
|
|
|
5791
|
<tr><th class="line-num" id="L1426"><a href="#L1426">1426</a></th><td class="line-code"><pre> <span class="c">
|
|
5792
|
</pre></td></tr>
|
|
5793
|
|
|
5794
|
|
|
5795
|
<tr><th class="line-num" id="L1427"><a href="#L1427">1427</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][<span class="i">0</span>]=MyComplex(work2_mpi[<span class="i">0</span>][<span class="i">0</span>].real(),<span class="fl">0</span>.);
|
|
5796
|
</pre></td></tr>
|
|
5797
|
|
|
5798
|
|
|
5799
|
<tr><th class="line-num" id="L1428"><a href="#L1428">1428</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][vecsize2/<span class="i">2</span>]=MyComplex(work2_mpi[<span class="i">0</span>][<span class="i">0</span>].imag(),<span class="fl">0</span>.);
|
|
5800
|
</pre></td></tr>
|
|
5801
|
|
|
5802
|
|
|
5803
|
<tr><th class="line-num" id="L1429"><a href="#L1429">1429</a></th><td class="line-code"><pre> carr[vecsize1/<span class="i">2</span>][<span class="i">0</span>]=MyComplex(work2_mpi[<span class="i">0</span>][vecsize1/<span class="i">2</span>].real(),<span class="fl">0</span>.);
|
|
5804
|
</pre></td></tr>
|
|
5805
|
|
|
5806
|
|
|
5807
|
<tr><th class="line-num" id="L1430"><a href="#L1430">1430</a></th><td class="line-code"><pre> carr[vecsize1/<span class="i">2</span>][vecsize2/<span class="i">2</span>]=MyComplex(work2_mpi[<span class="i">0</span>][vecsize1/<span class="i">2</span>].imag(),<span class="fl">0</span>.);
|
|
5808
|
</pre></td></tr>
|
|
5809
|
|
|
5810
|
|
|
5811
|
<tr><th class="line-num" id="L1431"><a href="#L1431">1431</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<vecsize1/<span class="i">2</span>;i++) {
|
|
5812
|
</pre></td></tr>
|
|
5813
|
|
|
5814
|
|
|
5815
|
<tr><th class="line-num" id="L1432"><a href="#L1432">1432</a></th><td class="line-code"><pre> x1=work2_mpi[<span class="i">0</span>][i].real()/<span class="fl">2</span>.;
|
|
5816
|
</pre></td></tr>
|
|
5817
|
|
|
5818
|
|
|
5819
|
<tr><th class="line-num" id="L1433"><a href="#L1433">1433</a></th><td class="line-code"><pre> y1=work2_mpi[<span class="i">0</span>][i].imag()/<span class="fl">2</span>.;
|
|
5820
|
</pre></td></tr>
|
|
5821
|
|
|
5822
|
|
|
5823
|
<tr><th class="line-num" id="L1434"><a href="#L1434">1434</a></th><td class="line-code"><pre> x2=work2_mpi[<span class="i">0</span>][vecsize1-i].real()/<span class="fl">2</span>.;
|
|
5824
|
</pre></td></tr>
|
|
5825
|
|
|
5826
|
|
|
5827
|
<tr><th class="line-num" id="L1435"><a href="#L1435">1435</a></th><td class="line-code"><pre> y2=work2_mpi[<span class="i">0</span>][vecsize1-i].imag()/<span class="fl">2</span>.;
|
|
5828
|
</pre></td></tr>
|
|
5829
|
|
|
5830
|
|
|
5831
|
<tr><th class="line-num" id="L1436"><a href="#L1436">1436</a></th><td class="line-code"><pre> carr[i][<span class="i">0</span>]=MyComplex(x1+x2,y1-y2);
|
|
5832
|
</pre></td></tr>
|
|
5833
|
|
|
5834
|
|
|
5835
|
<tr><th class="line-num" id="L1437"><a href="#L1437">1437</a></th><td class="line-code"><pre> carr[i][vecsize2/<span class="i">2</span>]=MyComplex(y1+y2,x2-x1);
|
|
5836
|
</pre></td></tr>
|
|
5837
|
|
|
5838
|
|
|
5839
|
<tr><th class="line-num" id="L1438"><a href="#L1438">1438</a></th><td class="line-code"><pre> }
|
|
5840
|
</pre></td></tr>
|
|
5841
|
|
|
5842
|
|
|
5843
|
<tr><th class="line-num" id="L1439"><a href="#L1439">1439</a></th><td class="line-code"><pre> <span class="c">
|
|
5844
|
</pre></td></tr>
|
|
5845
|
|
|
5846
|
|
|
5847
|
<tr><th class="line-num" id="L1440"><a href="#L1440">1440</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">1</span>;j<vecsize2/<span class="i">2</span>;j++) {
|
|
5848
|
</pre></td></tr>
|
|
5849
|
|
|
5850
|
|
|
5851
|
<tr><th class="line-num" id="L1441"><a href="#L1441">1441</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][j]=work2_mpi[j][<span class="i">0</span>];
|
|
5852
|
</pre></td></tr>
|
|
5853
|
|
|
5854
|
|
|
5855
|
<tr><th class="line-num" id="L1442"><a href="#L1442">1442</a></th><td class="line-code"><pre> carr[<span class="i">0</span>][csize2-j]=conj(work2_mpi[j][<span class="i">0</span>]);
|
|
5856
|
</pre></td></tr>
|
|
5857
|
|
|
5858
|
|
|
5859
|
<tr><th class="line-num" id="L1443"><a href="#L1443">1443</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<vecsize1/<span class="i">2</span>;i++)
|
|
5860
|
</pre></td></tr>
|
|
5861
|
|
|
5862
|
|
|
5863
|
<tr><th class="line-num" id="L1444"><a href="#L1444">1444</a></th><td class="line-code"><pre> carr[i][j]=work2_mpi[j][i];
|
|
5864
|
</pre></td></tr>
|
|
5865
|
|
|
5866
|
|
|
5867
|
<tr><th class="line-num" id="L1445"><a href="#L1445">1445</a></th><td class="line-code"><pre> carr[i][j]=work2_mpi[j][i];
|
|
5868
|
</pre></td></tr>
|
|
5869
|
|
|
5870
|
|
|
5871
|
<tr><th class="line-num" id="L1446"><a href="#L1446">1446</a></th><td class="line-code"><pre> carr[i][csize2-j]=conj(work2_mpi[j][i]);
|
|
5872
|
</pre></td></tr>
|
|
5873
|
|
|
5874
|
|
|
5875
|
<tr><th class="line-num" id="L1447"><a href="#L1447">1447</a></th><td class="line-code"><pre> <span class="r">for</span>(i=csize1;i<vecsize1;i++)
|
|
5876
|
</pre></td></tr>
|
|
5877
|
|
|
5878
|
|
|
5879
|
<tr><th class="line-num" id="L1448"><a href="#L1448">1448</a></th><td class="line-code"><pre> carr[vecsize1-i][csize2-j]=conj(work2_mpi[j][i]);
|
|
5880
|
</pre></td></tr>
|
|
5881
|
|
|
5882
|
|
|
5883
|
<tr><th class="line-num" id="L1449"><a href="#L1449">1449</a></th><td class="line-code"><pre> }
|
|
5884
|
</pre></td></tr>
|
|
5885
|
|
|
5886
|
|
|
5887
|
<tr><th class="line-num" id="L1450"><a href="#L1450">1450</a></th><td class="line-code"><pre>}
|
|
5888
|
</pre></td></tr>
|
|
5889
|
|
|
5890
|
|
|
5891
|
<tr><th class="line-num" id="L1451"><a href="#L1451">1451</a></th><td class="line-code"><pre>
|
|
5892
|
</pre></td></tr>
|
|
5893
|
|
|
5894
|
|
|
5895
|
<tr><th class="line-num" id="L1452"><a href="#L1452">1452</a></th><td class="line-code"><pre><span class="di">void</span> FFTReal2D_mpi::Inverse(<span class="pt">int</span> csize1,<span class="pt">int</span> csize2,
|
|
5896
|
</pre></td></tr>
|
|
5897
|
|
|
5898
|
|
|
5899
|
<tr><th class="line-num" id="L1453"><a href="#L1453">1453</a></th><td class="line-code"><pre> <span class="di">const</span> MyComplex* <span class="di">const</span>* carr,
|
|
5900
|
</pre></td></tr>
|
|
5901
|
|
|
5902
|
|
|
5903
|
<tr><th class="line-num" id="L1454"><a href="#L1454">1454</a></th><td class="line-code"><pre> <span class="pt">int</span> rsize1,<span class="pt">int</span> rsize2,<span class="pt">double</span>** rarr)
|
|
5904
|
</pre></td></tr>
|
|
5905
|
|
|
5906
|
|
|
5907
|
<tr><th class="line-num" id="L1455"><a href="#L1455">1455</a></th><td class="line-code"><pre>{
|
|
5908
|
</pre></td></tr>
|
|
5909
|
|
|
5910
|
|
|
5911
|
<tr><th class="line-num" id="L1456"><a href="#L1456">1456</a></th><td class="line-code"><pre> <span class="c">
|
|
5912
|
</pre></td></tr>
|
|
5913
|
|
|
5914
|
|
|
5915
|
<tr><th class="line-num" id="L1457"><a href="#L1457">1457</a></th><td class="line-code"><pre> <span class="pt">int</span> i,j;
|
|
5916
|
</pre></td></tr>
|
|
5917
|
|
|
5918
|
|
|
5919
|
<tr><th class="line-num" id="L1458"><a href="#L1458">1458</a></th><td class="line-code"><pre> <span class="pt">int</span> vecsize1=OC_MAX(<span class="i">1</span>,<span class="i">2</span>*(csize1-<span class="i">1</span>));
|
|
5920
|
</pre></td></tr>
|
|
5921
|
|
|
5922
|
|
|
5923
|
<tr><th class="line-num" id="L1459"><a href="#L1459">1459</a></th><td class="line-code"><pre> <span class="pt">int</span> vecsize2=csize2;
|
|
5924
|
</pre></td></tr>
|
|
5925
|
|
|
5926
|
|
|
5927
|
<tr><th class="line-num" id="L1460"><a href="#L1460">1460</a></th><td class="line-code"><pre> FFT_REAL_TYPE x1,y1,x2,y2; <span class="c">
|
|
5928
|
</pre></td></tr>
|
|
5929
|
|
|
5930
|
|
|
5931
|
<tr><th class="line-num" id="L1461"><a href="#L1461">1461</a></th><td class="line-code"><pre> <span class="r">for</span>(i=vecsize1;i><span class="i">2</span>;i/=<span class="i">2</span>)
|
|
5932
|
</pre></td></tr>
|
|
5933
|
|
|
5934
|
|
|
5935
|
<tr><th class="line-num" id="L1462"><a href="#L1462">1462</a></th><td class="line-code"><pre> <span class="r">if</span>(i%<span class="i">2</span>!=<span class="i">0</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D_mpi::Inverse(int): </span><span class="dl">"</span></span>
|
|
5936
|
</pre></td></tr>
|
|
5937
|
|
|
5938
|
|
|
5939
|
<tr><th class="line-num" id="L1463"><a href="#L1463">1463</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested csize1 - 1 (%d - 1) is not a power of 2</span><span class="dl">"</span></span>,
|
|
5940
|
</pre></td></tr>
|
|
5941
|
|
|
5942
|
|
|
5943
|
<tr><th class="line-num" id="L1464"><a href="#L1464">1464</a></th><td class="line-code"><pre> csize1);
|
|
5944
|
</pre></td></tr>
|
|
5945
|
|
|
5946
|
|
|
5947
|
<tr><th class="line-num" id="L1465"><a href="#L1465">1465</a></th><td class="line-code"><pre> <span class="r">for</span>(j=vecsize2;j><span class="i">2</span>;j/=<span class="i">2</span>)
|
|
5948
|
</pre></td></tr>
|
|
5949
|
|
|
5950
|
|
|
5951
|
<tr><th class="line-num" id="L1466"><a href="#L1466">1466</a></th><td class="line-code"><pre> <span class="r">if</span>(j%<span class="i">2</span>!=<span class="i">0</span>) PlainError(<span class="i">1</span>,<span class="s"><span class="dl">"</span><span class="k">Error in FFTReal2D_mpi::Inverse(int): </span><span class="dl">"</span></span>
|
|
5952
|
</pre></td></tr>
|
|
5953
|
|
|
5954
|
|
|
5955
|
<tr><th class="line-num" id="L1467"><a href="#L1467">1467</a></th><td class="line-code"><pre> <span class="s"><span class="dl">"</span><span class="k">Requested csize2 (%d) is not a power of 2</span><span class="dl">"</span></span>,
|
|
5956
|
</pre></td></tr>
|
|
5957
|
|
|
5958
|
|
|
5959
|
<tr><th class="line-num" id="L1468"><a href="#L1468">1468</a></th><td class="line-code"><pre> csize2);
|
|
5960
|
</pre></td></tr>
|
|
5961
|
|
|
5962
|
|
|
5963
|
<tr><th class="line-num" id="L1469"><a href="#L1469">1469</a></th><td class="line-code"><pre> <span class="r">if</span>(vecsize1==<span class="i">0</span> || vecsize2==<span class="i">0</span>) <span class="r">return</span>; <span class="c">
|
|
5964
|
</pre></td></tr>
|
|
5965
|
|
|
5966
|
|
|
5967
|
<tr><th class="line-num" id="L1470"><a href="#L1470">1470</a></th><td class="line-code"><pre> SetupMemory_mpi(vecsize1,vecsize2);
|
|
5968
|
</pre></td></tr>
|
|
5969
|
|
|
5970
|
|
|
5971
|
<tr><th class="line-num" id="L1471"><a href="#L1471">1471</a></th><td class="line-code"><pre>
|
|
5972
|
</pre></td></tr>
|
|
5973
|
|
|
5974
|
|
|
5975
|
<tr><th class="line-num" id="L1472"><a href="#L1472">1472</a></th><td class="line-code"><pre>
|
|
5976
|
</pre></td></tr>
|
|
5977
|
|
|
5978
|
|
|
5979
|
<tr><th class="line-num" id="L1473"><a href="#L1473">1473</a></th><td class="line-code"><pre> <span class="c">
|
|
5980
|
</pre></td></tr>
|
|
5981
|
|
|
5982
|
|
|
5983
|
<tr><th class="line-num" id="L1474"><a href="#L1474">1474</a></th><td class="line-code"><pre> <span class="c">
|
|
5984
|
</pre></td></tr>
|
|
5985
|
|
|
5986
|
|
|
5987
|
<tr><th class="line-num" id="L1475"><a href="#L1475">1475</a></th><td class="line-code"><pre> <span class="c">
|
|
5988
|
</pre></td></tr>
|
|
5989
|
|
|
5990
|
|
|
5991
|
<tr><th class="line-num" id="L1476"><a href="#L1476">1476</a></th><td class="line-code"><pre> <span class="c">
|
|
5992
|
</pre></td></tr>
|
|
5993
|
|
|
5994
|
|
|
5995
|
<tr><th class="line-num" id="L1477"><a href="#L1477">1477</a></th><td class="line-code"><pre> workarr_mpi[<span class="i">0</span>][<span class="i">0</span>]=MyComplex(carr[<span class="i">0</span>][<span class="i">0</span>].real(),carr[csize1-<span class="i">1</span>][<span class="i">0</span>].real());
|
|
5996
|
</pre></td></tr>
|
|
5997
|
|
|
5998
|
|
|
5999
|
<tr><th class="line-num" id="L1478"><a href="#L1478">1478</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">1</span>;j<csize2/<span class="i">2</span>;j++) {
|
|
6000
|
</pre></td></tr>
|
|
6001
|
|
|
6002
|
|
|
6003
|
<tr><th class="line-num" id="L1479"><a href="#L1479">1479</a></th><td class="line-code"><pre> x1=carr[<span class="i">0</span>][j].real(); y1=carr[<span class="i">0</span>][j].imag();
|
|
6004
|
</pre></td></tr>
|
|
6005
|
|
|
6006
|
|
|
6007
|
<tr><th class="line-num" id="L1480"><a href="#L1480">1480</a></th><td class="line-code"><pre> x2=carr[csize1-<span class="i">1</span>][j].real(); y2=carr[csize1-<span class="i">1</span>][j].imag();
|
|
6008
|
</pre></td></tr>
|
|
6009
|
|
|
6010
|
|
|
6011
|
<tr><th class="line-num" id="L1481"><a href="#L1481">1481</a></th><td class="line-code"><pre> workarr_mpi[<span class="i">0</span>][j] = MyComplex(x1-y2,x2+y1);
|
|
6012
|
</pre></td></tr>
|
|
6013
|
|
|
6014
|
|
|
6015
|
<tr><th class="line-num" id="L1482"><a href="#L1482">1482</a></th><td class="line-code"><pre> workarr_mpi[<span class="i">0</span>][csize2-j] = MyComplex(x1+y2,x2-y1);
|
|
6016
|
</pre></td></tr>
|
|
6017
|
|
|
6018
|
|
|
6019
|
<tr><th class="line-num" id="L1483"><a href="#L1483">1483</a></th><td class="line-code"><pre> }
|
|
6020
|
</pre></td></tr>
|
|
6021
|
|
|
6022
|
|
|
6023
|
<tr><th class="line-num" id="L1484"><a href="#L1484">1484</a></th><td class="line-code"><pre> workarr_mpi[<span class="i">0</span>][csize2/<span class="i">2</span>]=MyComplex(carr[<span class="i">0</span>][csize2/<span class="i">2</span>].real(),
|
|
6024
|
</pre></td></tr>
|
|
6025
|
|
|
6026
|
|
|
6027
|
<tr><th class="line-num" id="L1485"><a href="#L1485">1485</a></th><td class="line-code"><pre> carr[csize1-<span class="i">1</span>][csize2/<span class="i">2</span>].real());
|
|
6028
|
</pre></td></tr>
|
|
6029
|
|
|
6030
|
|
|
6031
|
<tr><th class="line-num" id="L1486"><a href="#L1486">1486</a></th><td class="line-code"><pre> fft2_mpi.InverseDecTime(csize2,workarr_mpi[<span class="i">0</span>],<span class="fl">1</span>.);
|
|
6032
|
</pre></td></tr>
|
|
6033
|
|
|
6034
|
|
|
6035
|
<tr><th class="line-num" id="L1487"><a href="#L1487">1487</a></th><td class="line-code"><pre>
|
|
6036
|
</pre></td></tr>
|
|
6037
|
|
|
6038
|
|
|
6039
|
<tr><th class="line-num" id="L1488"><a href="#L1488">1488</a></th><td class="line-code"><pre> <span class="c">
|
|
6040
|
</pre></td></tr>
|
|
6041
|
|
|
6042
|
|
|
6043
|
<tr><th class="line-num" id="L1489"><a href="#L1489">1489</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
6044
|
</pre></td></tr>
|
|
6045
|
|
|
6046
|
|
|
6047
|
<tr><th class="line-num" id="L1490"><a href="#L1490">1490</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<csize2;j++) workarr_mpi[i][j]=carr[i][j];
|
|
6048
|
</pre></td></tr>
|
|
6049
|
|
|
6050
|
|
|
6051
|
<tr><th class="line-num" id="L1491"><a href="#L1491">1491</a></th><td class="line-code"><pre> fft2_mpi.InverseDecTime(csize2,workarr_mpi[i],<span class="fl">1</span>.);
|
|
6052
|
</pre></td></tr>
|
|
6053
|
|
|
6054
|
|
|
6055
|
<tr><th class="line-num" id="L1492"><a href="#L1492">1492</a></th><td class="line-code"><pre> }
|
|
6056
|
</pre></td></tr>
|
|
6057
|
|
|
6058
|
|
|
6059
|
<tr><th class="line-num" id="L1493"><a href="#L1493">1493</a></th><td class="line-code"><pre>
|
|
6060
|
</pre></td></tr>
|
|
6061
|
|
|
6062
|
|
|
6063
|
<tr><th class="line-num" id="L1494"><a href="#L1494">1494</a></th><td class="line-code"><pre> <span class="c">
|
|
6064
|
</pre></td></tr>
|
|
6065
|
|
|
6066
|
|
|
6067
|
<tr><th class="line-num" id="L1495"><a href="#L1495">1495</a></th><td class="line-code"><pre> <span class="c">
|
|
6068
|
</pre></td></tr>
|
|
6069
|
|
|
6070
|
|
|
6071
|
<tr><th class="line-num" id="L1496"><a href="#L1496">1496</a></th><td class="line-code"><pre> <span class="c">
|
|
6072
|
</pre></td></tr>
|
|
6073
|
|
|
6074
|
|
|
6075
|
<tr><th class="line-num" id="L1497"><a href="#L1497">1497</a></th><td class="line-code"><pre> <span class="c">
|
|
6076
|
</pre></td></tr>
|
|
6077
|
|
|
6078
|
|
|
6079
|
<tr><th class="line-num" id="L1498"><a href="#L1498">1498</a></th><td class="line-code"><pre> <span class="c">
|
|
6080
|
</pre></td></tr>
|
|
6081
|
|
|
6082
|
|
|
6083
|
<tr><th class="line-num" id="L1499"><a href="#L1499">1499</a></th><td class="line-code"><pre> <span class="r">for</span>(j=<span class="i">0</span>;j<rsize2;j+=<span class="i">2</span>) {
|
|
6084
|
</pre></td></tr>
|
|
6085
|
|
|
6086
|
|
|
6087
|
<tr><th class="line-num" id="L1500"><a href="#L1500">1500</a></th><td class="line-code"><pre> scratch_mpi[<span class="i">0</span>]=
|
|
6088
|
</pre></td></tr>
|
|
6089
|
|
|
6090
|
|
|
6091
|
<tr><th class="line-num" id="L1501"><a href="#L1501">1501</a></th><td class="line-code"><pre> MyComplex(workarr_mpi[<span class="i">0</span>][j].real(),workarr_mpi[<span class="i">0</span>][j+<span class="i">1</span>].real());
|
|
6092
|
</pre></td></tr>
|
|
6093
|
|
|
6094
|
|
|
6095
|
<tr><th class="line-num" id="L1502"><a href="#L1502">1502</a></th><td class="line-code"><pre> scratch_mpi[csize1-<span class="i">1</span>]=
|
|
6096
|
</pre></td></tr>
|
|
6097
|
|
|
6098
|
|
|
6099
|
<tr><th class="line-num" id="L1503"><a href="#L1503">1503</a></th><td class="line-code"><pre> MyComplex(workarr_mpi[<span class="i">0</span>][j].imag(),workarr_mpi[<span class="i">0</span>][j+<span class="i">1</span>].imag());
|
|
6100
|
</pre></td></tr>
|
|
6101
|
|
|
6102
|
|
|
6103
|
<tr><th class="line-num" id="L1504"><a href="#L1504">1504</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">1</span>;i<csize1-<span class="i">1</span>;i++) {
|
|
6104
|
</pre></td></tr>
|
|
6105
|
|
|
6106
|
|
|
6107
|
<tr><th class="line-num" id="L1505"><a href="#L1505">1505</a></th><td class="line-code"><pre> x1 =workarr_mpi[i][j].real();
|
|
6108
|
</pre></td></tr>
|
|
6109
|
|
|
6110
|
|
|
6111
|
<tr><th class="line-num" id="L1506"><a href="#L1506">1506</a></th><td class="line-code"><pre> y1 =workarr_mpi[i][j].imag();
|
|
6112
|
</pre></td></tr>
|
|
6113
|
|
|
6114
|
|
|
6115
|
<tr><th class="line-num" id="L1507"><a href="#L1507">1507</a></th><td class="line-code"><pre> x2 =workarr_mpi[i][j+<span class="i">1</span>].real();
|
|
6116
|
</pre></td></tr>
|
|
6117
|
|
|
6118
|
|
|
6119
|
<tr><th class="line-num" id="L1508"><a href="#L1508">1508</a></th><td class="line-code"><pre> y2 =workarr_mpi[i][j+<span class="i">1</span>].imag();
|
|
6120
|
</pre></td></tr>
|
|
6121
|
|
|
6122
|
|
|
6123
|
<tr><th class="line-num" id="L1509"><a href="#L1509">1509</a></th><td class="line-code"><pre> scratch_mpi[i] = MyComplex(x1-y2,x2+y1);
|
|
6124
|
</pre></td></tr>
|
|
6125
|
|
|
6126
|
|
|
6127
|
<tr><th class="line-num" id="L1510"><a href="#L1510">1510</a></th><td class="line-code"><pre> scratch_mpi[vecsize1-i] = MyComplex(x1+y2,x2-y1);
|
|
6128
|
</pre></td></tr>
|
|
6129
|
|
|
6130
|
|
|
6131
|
<tr><th class="line-num" id="L1511"><a href="#L1511">1511</a></th><td class="line-code"><pre> }
|
|
6132
|
</pre></td></tr>
|
|
6133
|
|
|
6134
|
|
|
6135
|
<tr><th class="line-num" id="L1512"><a href="#L1512">1512</a></th><td class="line-code"><pre> fft1_mpi.InverseDecTime(vecsize1,scratch_mpi,
|
|
6136
|
</pre></td></tr>
|
|
6137
|
|
|
6138
|
|
|
6139
|
<tr><th class="line-num" id="L1513"><a href="#L1513">1513</a></th><td class="line-code"><pre> FFT_REAL_TYPE(vecsize1*vecsize2));
|
|
6140
|
</pre></td></tr>
|
|
6141
|
|
|
6142
|
|
|
6143
|
<tr><th class="line-num" id="L1514"><a href="#L1514">1514</a></th><td class="line-code"><pre> <span class="r">if</span>(j+<span class="i">1</span><rsize2) {
|
|
6144
|
</pre></td></tr>
|
|
6145
|
|
|
6146
|
|
|
6147
|
<tr><th class="line-num" id="L1515"><a href="#L1515">1515</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i++) {
|
|
6148
|
</pre></td></tr>
|
|
6149
|
|
|
6150
|
|
|
6151
|
<tr><th class="line-num" id="L1516"><a href="#L1516">1516</a></th><td class="line-code"><pre> rarr[i][j]=scratch_mpi[i].real();
|
|
6152
|
</pre></td></tr>
|
|
6153
|
|
|
6154
|
|
|
6155
|
<tr><th class="line-num" id="L1517"><a href="#L1517">1517</a></th><td class="line-code"><pre> rarr[i][j+<span class="i">1</span>]=scratch_mpi[i].imag();
|
|
6156
|
</pre></td></tr>
|
|
6157
|
|
|
6158
|
|
|
6159
|
<tr><th class="line-num" id="L1518"><a href="#L1518">1518</a></th><td class="line-code"><pre> }
|
|
6160
|
</pre></td></tr>
|
|
6161
|
|
|
6162
|
|
|
6163
|
<tr><th class="line-num" id="L1519"><a href="#L1519">1519</a></th><td class="line-code"><pre> } <span class="r">else</span> {
|
|
6164
|
</pre></td></tr>
|
|
6165
|
|
|
6166
|
|
|
6167
|
<tr><th class="line-num" id="L1520"><a href="#L1520">1520</a></th><td class="line-code"><pre> <span class="r">for</span>(i=<span class="i">0</span>;i<rsize1;i++) rarr[i][j]=scratch_mpi[i].real();
|
|
6168
|
</pre></td></tr>
|
|
6169
|
|
|
6170
|
|
|
6171
|
<tr><th class="line-num" id="L1521"><a href="#L1521">1521</a></th><td class="line-code"><pre> }
|
|
6172
|
</pre></td></tr>
|
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6173
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6174
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6175
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<tr><th class="line-num" id="L1522"><a href="#L1522">1522</a></th><td class="line-code"><pre> }
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6176
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</pre></td></tr>
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6177
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6178
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6179
|
<tr><th class="line-num" id="L1523"><a href="#L1523">1523</a></th><td class="line-code"><pre>}
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6180
|
</pre></td></tr>
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6181
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6182
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6183
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<tr><th class="line-num" id="L1524"><a href="#L1524">1524</a></th><td class="line-code"><pre>
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6184
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</pre></td></tr>
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6185
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6186
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6187
|
<tr><th class="line-num" id="L1525"><a href="#L1525">1525</a></th><td class="line-code"><pre>
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6188
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</pre></td></tr>
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6189
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6190
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6191
|
<tr><th class="line-num" id="L1526"><a href="#L1526">1526</a></th><td class="line-code"><pre><span class="pp">#endif</span> <span class="c"></span>
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6192
|
</pre></td></tr>
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6193
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<div style="clear:both;"></div>
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Powered by <a href="http://www.redmine.org/">Redmine</a> © 2006-2010 Jean-Philippe Lang
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