e1lama/stk
1
0
Fork 0
mirror of https://github.com/thestk/stk synced 2026-01-13 21:11:53 +00:00
Code Issues Packages Projects Releases Wiki Activity

Version 4.4.3

Browse Source
This commit is contained in:
Gary Scavone
2013-09-29 23:21:29 +02:00
committed by Stephen Sinclair
parent baca57040b
commit 0aec39260a
223 changed files with 26190 additions and 11130 deletions
Download Patch File Download Diff File Expand all files Collapse all files

96
src/FM.cpp
View File

@@ -19,7 +19,7 @@
type who should worry about this (making
money) worry away.
by Perry R. Cook and Gary P. Scavone, 1995 - 2010.
by Perry R. Cook and Gary P. Scavone, 1995-2011.
*/
/***************************************************/
@@ -32,7 +32,7 @@ FM :: FM( unsigned int operators )
: nOperators_(operators)
{
if ( nOperators_ == 0 ) {
errorString_ << "FM: Invalid number of operators (" << operators << ") argument to constructor!";
oStream_ << "FM::FM: Number of operators must be greater than zero!";
handleError( StkError::FUNCTION_ARGUMENT );
}
@@ -91,8 +91,14 @@ void FM :: loadWaves( const char **filenames )
void FM :: setFrequency( StkFloat frequency )
{
baseFrequency_ = frequency;
#if defined(_STK_DEBUG_)
if ( frequency <= 0.0 ) {
oStream_ << "FM::setFrequency: argument is less than or equal to zero!";
handleError( StkError::WARNING ); return;
}
#endif
baseFrequency_ = frequency;
for ( unsigned int i=0; i<nOperators_; i++ )
waves_[i]->setFrequency( baseFrequency_ * ratios_[i] );
}
@@ -100,14 +106,12 @@ void FM :: setFrequency( StkFloat frequency )
void FM :: setRatio( unsigned int waveIndex, StkFloat ratio )
{
if ( waveIndex < 0 ) {
errorString_ << "FM::setRatio: waveIndex parameter is less than zero!";
handleError( StkError::WARNING );
return;
oStream_ << "FM::setRatio: waveIndex parameter is less than zero!";
handleError( StkError::WARNING ); return;
}
else if ( waveIndex >= nOperators_ ) {
errorString_ << "FM:setRatio: waveIndex parameter is greater than the number of operators!";
handleError( StkError::WARNING );
return;
oStream_ << "FM:setRatio: waveIndex parameter is greater than the number of operators!";
handleError( StkError::WARNING ); return;
}
ratios_[waveIndex] = ratio;
@@ -120,14 +124,12 @@ void FM :: setRatio( unsigned int waveIndex, StkFloat ratio )
void FM :: setGain( unsigned int waveIndex, StkFloat gain )
{
if ( waveIndex < 0 ) {
errorString_ << "FM::setGain: waveIndex parameter is less than zero!";
handleError( StkError::WARNING );
return;
oStream_ << "FM::setGain: waveIndex parameter is less than zero!";
handleError( StkError::WARNING ); return;
}
else if ( waveIndex >= nOperators_ ) {
errorString_ << "FM::setGain: waveIndex parameter is greater than the number of operators!";
handleError( StkError::WARNING );
return;
oStream_ << "FM::setGain: waveIndex parameter is greater than the number of operators!";
handleError( StkError::WARNING ); return;
}
gains_[waveIndex] = gain;
@@ -148,49 +150,37 @@ void FM :: keyOff( void )
void FM :: noteOff( StkFloat amplitude )
{
this->keyOff();
#if defined(_STK_DEBUG_)
errorString_ << "FM::NoteOff: amplitude = " << amplitude << ".";
handleError( StkError::DEBUG_WARNING );
#endif
}
void FM :: controlChange( int number, StkFloat value )
{
StkFloat norm = value * ONE_OVER_128;
if ( norm < 0 ) {
norm = 0.0;
errorString_ << "FM::controlChange: control value less than zero ... setting to zero!";
handleError( StkError::WARNING );
}
else if ( norm > 1.0 ) {
norm = 1.0;
errorString_ << "FM::controlChange: control value greater than 128.0 ... setting to 128.0!";
handleError( StkError::WARNING );
}
if (number == __SK_Breath_) // 2
this->setControl1( norm );
else if (number == __SK_FootControl_) // 4
this->setControl2( norm );
else if (number == __SK_ModFrequency_) // 11
this->setModulationSpeed( norm * 12.0);
else if (number == __SK_ModWheel_) // 1
this->setModulationDepth( norm );
else if (number == __SK_AfterTouch_Cont_) { // 128
//adsr_[0]->setTarget( norm );
adsr_[1]->setTarget( norm );
//adsr_[2]->setTarget( norm );
adsr_[3]->setTarget( norm );
}
else {
errorString_ << "FM::controlChange: undefined control number (" << number << ")!";
handleError( StkError::WARNING );
}
#if defined(_STK_DEBUG_)
errorString_ << "FM::controlChange: number = " << number << ", value = " << value << '.';
handleError( StkError::DEBUG_WARNING );
if ( Stk::inRange( value, 0.0, 128.0 ) == false ) {
oStream_ << "FM::controlChange: value (" << value << ") is out of range!";
handleError( StkError::WARNING ); return;
}
#endif
StkFloat normalizedValue = value * ONE_OVER_128;
if (number == __SK_Breath_) // 2
this->setControl1( normalizedValue );
else if (number == __SK_FootControl_) // 4
this->setControl2( normalizedValue );
else if (number == __SK_ModFrequency_) // 11
this->setModulationSpeed( normalizedValue * 12.0);
else if (number == __SK_ModWheel_) // 1
this->setModulationDepth( normalizedValue );
else if (number == __SK_AfterTouch_Cont_) { // 128
//adsr_[0]->setTarget( normalizedValue );
adsr_[1]->setTarget( normalizedValue );
//adsr_[2]->setTarget( normalizedValue );
adsr_[3]->setTarget( normalizedValue );
}
#if defined(_STK_DEBUG_)
else {
oStream_ << "FM::controlChange: undefined control number (" << number << ")!";
handleError( StkError::WARNING );
}
#endif
}