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Version 4.3.0

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This commit is contained in:
Gary Scavone
2009-03-24 23:02:15 -04:00
committed by Stephen Sinclair
parent 2cbce2d8bd
commit 27d9b79dc7
271 changed files with 22219 additions and 8834 deletions
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12
src/Granulate.cpp
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@@ -17,6 +17,7 @@
#include "Granulate.h"
#include "FileRead.h"
#include <cmath>
Granulate :: Granulate( void )
{
@@ -120,7 +121,7 @@ void Granulate :: reset()
void Granulate :: setVoices( unsigned int nVoices )
{
#if defined(_STK_DEBUG_)
errorString_ << "Granulate::setGrains: nGrains = " << nGrains << ", existing grains = " << grains_.size() << '.';
errorString_ << "Granulate::setVoices: nVoices = " << nVoices << ", existing voices = " << grains_.size() << '.';
handleError( StkError::DEBUG_WARNING );
#endif
@@ -133,6 +134,7 @@ void Granulate :: setVoices( unsigned int nVoices )
grains_[i].repeats = 0;
count = (unsigned int ) ( i * gDuration_ * 0.001 * Stk::sampleRate() / nVoices );
grains_[i].counter = count;
grains_[i].pointer = gPointer_;
grains_[i].state = GRAIN_STOPPED;
}
@@ -186,9 +188,13 @@ void Granulate :: calculateGrain( Granulate::Grain& grain )
// Calculate offset parameter.
seconds = gOffset_ * 0.001;
seconds += ( seconds * gRandomFactor_ * noise.tick() );
seconds += ( seconds * gRandomFactor_ * std::abs( noise.tick() ) );
int offset = (int) ( seconds * Stk::sampleRate() );
grain.pointer = gPointer_ + offset;
// Add some randomization to the pointer start position.
seconds = gDuration_ * 0.001 * gRandomFactor_ * noise.tick();
offset += (int) ( seconds * Stk::sampleRate() );
grain.pointer += offset;
while ( grain.pointer >= data_.frames() ) grain.pointer -= data_.frames();
if ( grain.pointer < 0 ) grain.pointer = 0;
grain.startPointer = grain.pointer;