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simplified loops

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This commit is contained in:
Ahmet Inan 2019-02-28 12:39:57 +01:00
commit d4841b2998
1 changed files with 5 additions and 10 deletions
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15
fdzp.hh
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@ -22,19 +22,14 @@ public:
void operator ()(CMPLX *output, const CMPLX *input)
{
fwd(tmp, input);
if (BINS&1) {
for (int i = 1; i < BINS/2; ++i)
tmp[BINS*FACT-BINS/2+i] = tmp[BINS/2+1+i];
for (int i = 1; i < BINS/2; ++i)
tmp[BINS/2+1+i] = 0;
} else {
if (!(BINS&1)) {
tmp[BINS/2] *= VALUE(0.5);
tmp[BINS*FACT-BINS/2] = tmp[BINS/2];
for (int i = 1; i < BINS/2; ++i)
tmp[BINS*FACT-BINS/2+i] = tmp[BINS/2+i];
for (int i = 1; i < BINS/2; ++i)
tmp[BINS/2+i] = 0;
}
for (int i = (BINS+1)/2+1; i < BINS; ++i)
tmp[BINS*(FACT-1)+i] = tmp[i];
for (int i = (BINS+1)/2+1; i < BINS; ++i)
tmp[i] = 0;
bwd(output, tmp);
for (int i = 0; i < BINS * FACT; ++i)
output[i] *= SCALE;