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Clamp filter coefficients

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This commit is contained in:
Paul Fd 2020-02-09 18:07:56 +01:00
parent fe62e9a307
commit 9e6f77ac86
1 changed files with 4 additions and 0 deletions
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4
src/sfizz/FilterPool.cpp
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@ -32,6 +32,7 @@ void sfz::FilterHolder::setup(const FilterDescription& description, int noteNumb
baseCutoff *= centsFactor(keytrack);
const auto veltrack = description.veltrack * normalizeVelocity(velocity);
baseCutoff *= centsFactor(veltrack);
baseCutoff = Default::filterCutoffRange.clamp(baseCutoff);
baseGain = description.gain;
baseResonance = description.resonance;
@ -51,16 +52,19 @@ void sfz::FilterHolder::process(const float** inputs, float** outputs, unsigned
for (auto& mod: description->cutoffCC) {
lastCutoff *= centsFactor(midiState.getCCValue(mod.first) * mod.second);
}
lastCutoff = Default::filterCutoffRange.clamp(lastCutoff);
lastResonance = baseResonance;
for (auto& mod: description->resonanceCC) {
lastResonance += midiState.getCCValue(mod.first) * mod.second;
}
lastResonance = Default::filterResonanceRange.clamp(lastResonance);
lastGain = baseGain;
for (auto& mod: description->gainCC) {
lastGain += midiState.getCCValue(mod.first) * mod.second;
}
lastGain = Default::filterGainRange.clamp(lastGain);
filter.process(inputs, outputs, lastCutoff, lastResonance, lastGain, numFrames);
}