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Version 4.4.3

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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
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41
include/StifKarp.h
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@@ -29,7 +29,7 @@ namespace stk {
- String Sustain = 11
- String Stretch = 1
by Perry R. Cook and Gary P. Scavone, 1995 - 2010.
by Perry R. Cook and Gary P. Scavone, 1995-2011.
*/
/***************************************************/
@@ -37,7 +37,7 @@ class StifKarp : public Instrmnt
{
public:
//! Class constructor, taking the lowest desired playing frequency.
StifKarp( StkFloat lowestFrequency );
StifKarp( StkFloat lowestFrequency = 8.0 );
//! Class destructor.
~StifKarp( void );
@@ -77,6 +77,16 @@ class StifKarp : public Instrmnt
//! Compute and return one output sample.
StkFloat tick( unsigned int channel = 0 );
//! Fill a channel of the StkFrames object with computed outputs.
/*!
The \c channel argument must be less than the number of
channels in the StkFrames argument (the first channel is specified
by 0). However, range checking is only performed if _STK_DEBUG_
is defined during compilation, in which case an out-of-range value
will trigger an StkError exception.
*/
StkFrames& tick( StkFrames& frames, unsigned int channel = 0 );
protected:
DelayA delayLine_;
@@ -112,6 +122,33 @@ inline StkFloat StifKarp :: tick( unsigned int )
return lastFrame_[0];
}
inline StkFrames& StifKarp :: tick( StkFrames& frames, unsigned int channel )
{
unsigned int nChannels = lastFrame_.channels();
#if defined(_STK_DEBUG_)
if ( channel > frames.channels() - nChannels ) {
oStream_ << "StifKarp::tick(): channel and StkFrames arguments are incompatible!";
handleError( StkError::FUNCTION_ARGUMENT );
}
#endif
StkFloat *samples = &frames[channel];
unsigned int j, hop = frames.channels() - nChannels;
if ( nChannels == 1 ) {
for ( unsigned int i=0; i<frames.frames(); i++, samples += hop )
*samples++ = tick();
}
else {
for ( unsigned int i=0; i<frames.frames(); i++, samples += hop ) {
*samples++ = tick();
for ( j=1; j<nChannels; j++ )
*samples++ = lastFrame_[j];
}
}
return frames;
}
} // stk namespace
#endif