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Delay effect, the delay time parameter now uses sample exact modeling

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This commit is contained in:
Dave French
2015-02-26 18:05:34 +00:00
parent 81f0b14465
commit a0360d2a8e
2 changed files with 5 additions and 4 deletions
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8
plugins/Delay/DelayEffect.cpp
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@@ -84,24 +84,24 @@ bool DelayEffect::processAudioBuffer( sampleFrame* buf, const fpp_t frames )
double outSum = 0.0;
const float d = dryLevel();
const float w = wetLevel();
const float length = m_delayControls.m_delayTimeModel.value() * Engine::mixer()->processingSampleRate();
const float amplitude = m_delayControls.m_lfoAmountModel.value() * Engine::mixer()->processingSampleRate();
m_lfo->setFrequency( 1.0 / m_delayControls.m_lfoTimeModel.value() );
m_delay->setFeedback( m_delayControls.m_feedbackModel.value() );
sample_t dryS[2];
float lPeak = 0.0;
float rPeak = 0.0;
float incr = ( m_currentLength - length ) / frames;
ValueBuffer *lengthBuffer = m_delayControls.m_delayTimeModel.valueBuffer();
if( m_delayControls.m_outGainModel.isValueChanged() )
{
m_outGain = dbvToAmp( m_delayControls.m_outGainModel.value() );
}
for( fpp_t f = 0; f < frames; ++f )
{
m_currentLength -= incr;
dryS[0] = buf[f][0];
dryS[1] = buf[f][1];
m_delay->setLength( ( float )m_currentLength + ( amplitude * ( float )m_lfo->tick() ) );
float length = lengthBuffer ? lengthBuffer->values()[ f ] : m_delayControls.m_delayTimeModel.value();
length *= Engine::mixer()->processingSampleRate();
m_delay->setLength( length + ( amplitude * ( float )m_lfo->tick() ) );
m_delay->tick( buf[f] );
buf[f][0] *= m_outGain;

1
plugins/Delay/DelayEffect.h
View File

@@ -29,6 +29,7 @@
#include "DelayControls.h"
#include "Lfo.h"
#include "StereoDelay.h"
#include "ValueBuffer.h"
class DelayEffect : public Effect
{