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Removed the static declaration from the coeff1 variable in the Hamming window derivative calculation. This coefficient depends on NumSamples, so cannot be static.

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(cherry picked from commit 735af2eaa6f9085affa1a86c4ab6c92e2883b5f5)
This commit is contained in:
witwald
2025-04-16 16:56:02 +10:00
committed by Avery King
parent ecbb09689a
commit e8b9ea1b81
1 changed files with 2 additions and 1 deletions
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libraries/lib-fft/FFT.cpp
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@@ -590,7 +590,8 @@ void DerivativeOfWindowFunc(int whichFunction, size_t NumSamples, bool extraSamp
// Hamming
// There are deltas at the ends
const double multiplier = 2 * M_PI / NumSamples;
static const double coeff0 = 0.54, coeff1 = -0.46 * multiplier;
static const double coeff0 = 0.54;
const double coeff1 = -0.46 * multiplier;
// TODO This code should be more explicit about the precision it intends.
// For now we get C4305 warnings, truncation from 'const double' to 'float'
in[0] *= coeff0;