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Merge pull request #46199 from ellenhp/fix_distortion_filter

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Prevent distortion filter from introducing NaNs in the audio buffer
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Rémi Verschelde
2021-02-19 07:45:27 +01:00
committed by GitHub
parent a23d7480d2 b6b97b86ab
commit 5a9cab4fa4
1 changed files with 2 additions and 1 deletions
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3
servers/audio/effects/audio_effect_distortion.cpp
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@@ -58,7 +58,8 @@ void AudioEffectDistortionInstance::process(const AudioFrame *p_src_frames, Audi
switch (base->mode) {
case AudioEffectDistortion::MODE_CLIP: {
a = powf(a, 1.0001 - drive_f);
float a_sign = a < 0 ? -1.0f : 1.0f;
a = powf(abs(a), 1.0001 - drive_f) * a_sign;
if (a > 1.0) {
a = 1.0;
} else if (a < (-1.0)) {