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Fix sfxr crashing on very high notes

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This commit is contained in:
Vesa
2014-03-13 18:23:43 +02:00
parent 7af2930a45
commit b8e2f3f785
2 changed files with 15 additions and 12 deletions
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19
plugins/sfxr/sfxr.cpp
View File

@@ -4,7 +4,7 @@
* please read readme.txt in this directory
*
* Copyright (c) 2014 Wong Cho Ching
*
*
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
*
* This program is free software; you can redistribute it and/or
@@ -159,7 +159,7 @@ void SfxrSynth::resetSample( bool restart )
void SfxrSynth::update( sampleFrame * buffer, const fpp_t frameNum )
void SfxrSynth::update( sampleFrame * buffer, const int32_t frameNum )
{
for(int i=0;i<frameNum;i++)
{
@@ -452,7 +452,7 @@ QString sfxrInstrument::nodeName() const
void sfxrInstrument::playNote( NotePlayHandle * _n, sampleFrame * _working_buffer )
{
float currentSampleRate = engine::mixer()->processingSampleRate();
fpp_t frameNum = _n->framesLeftForCurrentPeriod();
if ( _n->totalFramesPlayed() == 0 || _n->m_pluginData == NULL )
{
@@ -464,10 +464,13 @@ void sfxrInstrument::playNote( NotePlayHandle * _n, sampleFrame * _working_buffe
return;
}
fpp_t pitchedFrameNum = (_n->frequency()/BaseFreq)*frameNum;
int32_t pitchedFrameNum = (_n->frequency()/BaseFreq)*frameNum;
pitchedFrameNum /= ( currentSampleRate / 44100 );
// debug code
// qDebug( "pFN %d", pitchedFrameNum );
sampleFrame * pitchedBuffer = new sampleFrame[pitchedFrameNum];
static_cast<SfxrSynth*>(_n->m_pluginData)->update( pitchedBuffer, pitchedFrameNum );
for( fpp_t i=0; i<frameNum; i++ )
@@ -483,7 +486,7 @@ void sfxrInstrument::playNote( NotePlayHandle * _n, sampleFrame * _working_buffe
applyRelease( _working_buffer, _n );
instrumentTrack()->processAudioBuffer( _working_buffer, frameNum, _n );
}
@@ -622,7 +625,7 @@ sfxrInstrumentView::sfxrInstrumentView( Instrument * _instrument,
m_dSlideKnob ->setObjectName( "freqKnob" );
m_vibDepthKnob ->setObjectName( "freqKnob" );
m_vibSpeedKnob ->setObjectName( "freqKnob" );
createKnob(m_changeAmtKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*0, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*2, "Change Amount");
createKnob(m_changeSpeedKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*1, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*2, "Change Speed");

8
plugins/sfxr/sfxr.h
View File

@@ -4,7 +4,7 @@
* please read readme.txt in this directory
*
* Copyright (c) 2014 Wong Cho Ching
*
*
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
*
* This program is free software; you can redistribute it and/or
@@ -25,8 +25,8 @@
*/
#ifndef _SFXR_H
#define _SFXR_H
#ifndef SFXR_H
#define SFXR_H
#include "Instrument.h"
#include "InstrumentView.h"
@@ -74,7 +74,7 @@ public:
virtual ~SfxrSynth();
void resetSample( bool restart );
void update( sampleFrame * buffer, const fpp_t frameNum );
void update( sampleFrame * buffer, const int32_t frameNum );
bool isPlaying() const;