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Version 4.4.0

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This commit is contained in:
Gary Scavone
2013-09-29 23:11:39 +02:00
committed by Stephen Sinclair
parent d199342e86
commit eccd8c9981
287 changed files with 11712 additions and 7676 deletions
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67
include/Mandolin.h
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@@ -1,3 +1,11 @@
#ifndef STK_MANDOLIN_H
#define STK_MANDOLIN_H
#include "PluckTwo.h"
#include "FileWvIn.h"
namespace stk {
/***************************************************/
/*! \class Mandolin
\brief STK mandolin instrument model class.
@@ -23,48 +31,75 @@
- String Detuning = 1
- Microphone Position = 128
by Perry R. Cook and Gary P. Scavone, 1995 - 2007.
by Perry R. Cook and Gary P. Scavone, 1995 - 2009.
*/
/***************************************************/
#ifndef STK_MANDOLIN_H
#define STK_MANDOLIN_H
#include "PluckTwo.h"
#include "FileWvIn.h"
class Mandolin : public PluckTwo
{
public:
//! Class constructor, taking the lowest desired playing frequency.
Mandolin(StkFloat lowestFrequency);
Mandolin( StkFloat lowestFrequency );
//! Class destructor.
~Mandolin();
~Mandolin( void );
//! Pluck the strings with the given amplitude (0.0 - 1.0) using the current frequency.
void pluck(StkFloat amplitude);
void pluck( StkFloat amplitude );
//! Pluck the strings with the given amplitude (0.0 - 1.0) and position (0.0 - 1.0).
void pluck(StkFloat amplitude,StkFloat position);
void pluck( StkFloat amplitude,StkFloat position );
//! Start a note with the given frequency and amplitude (0.0 - 1.0).
void noteOn(StkFloat frequency, StkFloat amplitude);
void noteOn( StkFloat frequency, StkFloat amplitude );
//! Set the body size (a value of 1.0 produces the "default" size).
void setBodySize(StkFloat size);
void setBodySize( StkFloat size );
//! Perform the control change specified by \e number and \e value (0.0 - 128.0).
void controlChange(int number, StkFloat value);
void controlChange( int number, StkFloat value );
//! Compute and return one output sample.
StkFloat tick( unsigned int channel = 0 );
protected:
StkFloat computeSample( void );
FileWvIn *soundfile_[12];
int mic_;
long dampTime_;
bool waveDone_;
};
inline StkFloat Mandolin :: tick( unsigned int )
{
StkFloat temp = 0.0;
if ( !waveDone_ ) {
// Scale the pluck excitation with comb
// filtering for the duration of the file.
temp = soundfile_[mic_]->tick() * pluckAmplitude_;
temp = temp - combDelay_.tick(temp);
waveDone_ = soundfile_[mic_]->isFinished();
}
// Damping hack to help avoid overflow on re-plucking.
if ( dampTime_ >=0 ) {
dampTime_ -= 1;
// Calculate 1st delay filtered reflection plus pluck excitation.
lastFrame_[0] = delayLine_.tick( filter_.tick( temp + (delayLine_.lastOut() * 0.7) ) );
// Calculate 2nd delay just like the 1st.
lastFrame_[0] += delayLine2_.tick( filter2_.tick( temp + (delayLine2_.lastOut() * 0.7) ) );
}
else { // No damping hack after 1 period.
// Calculate 1st delay filtered reflection plus pluck excitation.
lastFrame_[0] = delayLine_.tick( filter_.tick( temp + (delayLine_.lastOut() * loopGain_) ) );
// Calculate 2nd delay just like the 1st.
lastFrame_[0] += delayLine2_.tick( filter2_.tick( temp + (delayLine2_.lastOut() * loopGain_) ) );
}
lastFrame_[0] *= 0.3;
return lastFrame_[0];
}
} // stk namespace
#endif