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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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51
include/Mesh2D.h
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@@ -32,14 +32,14 @@ namespace stk {
*/
/***************************************************/
const short NXMAX = 12;
const short NYMAX = 12;
const unsigned short NXMAX = 12;
const unsigned short NYMAX = 12;
class Mesh2D : public Instrmnt
{
public:
//! Class constructor, taking the x and y dimensions in samples.
Mesh2D( short nX, short nY );
Mesh2D( unsigned short nX, unsigned short nY );
//! Class destructor.
~Mesh2D( void );
@@ -48,10 +48,10 @@ class Mesh2D : public Instrmnt
void clear( void );
//! Set the x dimension size in samples.
void setNX( short lenX );
void setNX( unsigned short lenX );
//! Set the y dimension size in samples.
void setNY( short lenY );
void setNY( unsigned short lenY );
//! Set the x, y input position on a 0.0 - 1.0 scale.
void setInputPosition( StkFloat xFactor, StkFloat yFactor );
@@ -77,14 +77,24 @@ class Mesh2D : 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:
StkFloat tick0();
StkFloat tick1();
void clearMesh();
short NX_, NY_;
short xInput_, yInput_;
unsigned short NX_, NY_;
unsigned short xInput_, yInput_;
OnePole filterX_[NXMAX];
OnePole filterY_[NYMAX];
StkFloat v_[NXMAX-1][NYMAX-1]; // junction velocities
@@ -102,6 +112,33 @@ class Mesh2D : public Instrmnt
int counter_; // time in samples
};
inline StkFrames& Mesh2D :: tick( StkFrames& frames, unsigned int channel )
{
unsigned int nChannels = lastFrame_.channels();
#if defined(_STK_DEBUG_)
if ( channel > frames.channels() - nChannels ) {
oStream_ << "Mesh2D::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