diff options
Diffstat (limited to 'alc/effects/distortion.cpp')
| -rw-r--r-- | alc/effects/distortion.cpp | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/alc/effects/distortion.cpp b/alc/effects/distortion.cpp index ec1550f5..ac6486cb 100644 --- a/alc/effects/distortion.cpp +++ b/alc/effects/distortion.cpp @@ -49,7 +49,7 @@ struct DistortionState final : public EffectState { ALboolean deviceUpdate(const ALCdevice *device) override; void update(const ALCcontext *context, const ALeffectslot *slot, const EffectProps *props, const EffectTarget target) override; - void process(const ALsizei samplesToDo, const FloatBufferLine *RESTRICT samplesIn, const ALsizei numInput, const al::span<FloatBufferLine> samplesOut) override; + void process(const size_t samplesToDo, const FloatBufferLine *RESTRICT samplesIn, const ALsizei numInput, const al::span<FloatBufferLine> samplesOut) override; DEF_NEWDEL(DistortionState) }; @@ -93,22 +93,22 @@ void DistortionState::update(const ALCcontext *context, const ALeffectslot *slot ComputePanGains(target.Main, coeffs, slot->Params.Gain*props->Distortion.Gain, mGain); } -void DistortionState::process(const ALsizei samplesToDo, const FloatBufferLine *RESTRICT samplesIn, const ALsizei /*numInput*/, const al::span<FloatBufferLine> samplesOut) +void DistortionState::process(const size_t samplesToDo, const FloatBufferLine *RESTRICT samplesIn, const ALsizei /*numInput*/, const al::span<FloatBufferLine> samplesOut) { const ALfloat fc{mEdgeCoeff}; - for(ALsizei base{0};base < samplesToDo;) + for(size_t base{0u};base < samplesToDo;) { /* Perform 4x oversampling to avoid aliasing. Oversampling greatly * improves distortion quality and allows to implement lowpass and * bandpass filters using high frequencies, at which classic IIR * filters became unstable. */ - ALsizei todo{mini(BUFFERSIZE, (samplesToDo-base) * 4)}; + size_t todo{minz(BUFFERSIZE, (samplesToDo-base) * 4)}; /* Fill oversample buffer using zero stuffing. Multiply the sample by * the amount of oversampling to maintain the signal's power. */ - for(ALsizei i{0};i < todo;i++) + for(size_t i{0u};i < todo;i++) mBuffer[0][i] = !(i&3) ? samplesIn[0][(i>>2)+base] * 4.0f : 0.0f; /* First step, do lowpass filtering of original signal. Additionally @@ -123,7 +123,7 @@ void DistortionState::process(const ALsizei samplesToDo, const FloatBufferLine * * waveshaping are intended to modify waveform without boost/clipping/ * attenuation process. */ - for(ALsizei i{0};i < todo;i++) + for(size_t i{0u};i < todo;i++) { ALfloat smp{mBuffer[1][i]}; @@ -148,7 +148,7 @@ void DistortionState::process(const ALsizei samplesToDo, const FloatBufferLine * if(!(std::fabs(gain) > GAIN_SILENCE_THRESHOLD)) continue; - for(ALsizei i{0};i < todo;i++) + for(size_t i{0u};i < todo;i++) output[base+i] += gain * mBuffer[1][i*4]; } |