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DSP: Revamp DSP module

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This commit is contained in:
Ivan Cohen 2020-04-24 10:51:26 +01:00 • committed by reuk
parent c419bc516d
commit c138bf91b4
93 changed files with 17992 additions and 1828 deletions
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8
modules/juce_dsp/frequency/juce_FFT.cpp
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@ -167,7 +167,7 @@ struct FFTFallback : public FFT::Instance
{
auto* input = reinterpret_cast<Complex<float>*> (d);
for (auto i = size >> 1; i < size; ++i)
for (int i = size >> 1; i < size; ++i)
input[i] = std::conj (input[size - i]);
perform (input, scratch, true);
@ -681,7 +681,7 @@ struct FFTWImpl : public FFT::Instance
auto size = (1 << order);
if (! ignoreNegativeFreqs)
for (auto i = size >> 1; i < size; ++i)
for (int i = size >> 1; i < size; ++i)
out[i] = std::conj (out[size - i]);
}
@ -780,7 +780,7 @@ struct IntelFFT : public FFT::Instance
auto size = (1 << order);
if (! ignoreNegativeFreqs)
for (auto i = size >> 1; i < size; ++i)
for (int i = size >> 1; i < size; ++i)
out[i] = std::conj (out[size - i]);
}
@ -971,7 +971,7 @@ void FFT::performFrequencyOnlyForwardTransform (float* inputOutputData) const no
performRealOnlyForwardTransform (inputOutputData);
auto* out = reinterpret_cast<Complex<float>*> (inputOutputData);
for (auto i = 0; i < size; ++i)
for (int i = 0; i < size; ++i)
inputOutputData[i] = std::abs (out[i]);
zeromem (&inputOutputData[size], static_cast<size_t> (size) * sizeof (float));