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Version 4.2.0

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This commit is contained in:
Gary Scavone
2009-03-24 23:02:14 -04:00
committed by Stephen Sinclair
parent cf06b7598b
commit a6381b9d38
281 changed files with 17152 additions and 12000 deletions
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39
include/BiQuad.h
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@@ -8,12 +8,12 @@
frequency response while maintaining a constant
filter gain.
by Perry R. Cook and Gary P. Scavone, 1995 - 2002.
by Perry R. Cook and Gary P. Scavone, 1995 - 2004.
*/
/***************************************************/
#if !defined(__BIQUAD_H)
#define __BIQUAD_H
#ifndef STK_BIQUAD_H
#define STK_BIQUAD_H
#include "Filter.h"
@@ -31,19 +31,19 @@ public:
void clear(void);
//! Set the b[0] coefficient value.
void setB0(MY_FLOAT b0);
void setB0(StkFloat b0);
//! Set the b[1] coefficient value.
void setB1(MY_FLOAT b1);
void setB1(StkFloat b1);
//! Set the b[2] coefficient value.
void setB2(MY_FLOAT b2);
void setB2(StkFloat b2);
//! Set the a[1] coefficient value.
void setA1(MY_FLOAT a1);
void setA1(StkFloat a1);
//! Set the a[2] coefficient value.
void setA2(MY_FLOAT a2);
void setA2(StkFloat a2);
//! Sets the filter coefficients for a resonance at \e frequency (in Hz).
/*!
@@ -57,7 +57,7 @@ public:
frequency. The closer the poles are to the unit-circle (\e radius
close to one), the narrower the resulting resonance width.
*/
void setResonance(MY_FLOAT frequency, MY_FLOAT radius, bool normalize = FALSE);
void setResonance(StkFloat frequency, StkFloat radius, bool normalize = false);
//! Set the filter coefficients for a notch at \e frequency (in Hz).
/*!
@@ -66,7 +66,7 @@ public:
and \e radius from the z-plane origin. No filter normalization
is attempted.
*/
void setNotch(MY_FLOAT frequency, MY_FLOAT radius);
void setNotch(StkFloat frequency, StkFloat radius);
//! Sets the filter zeroes for equal resonance gain.
/*!
@@ -82,19 +82,28 @@ public:
The gain is applied at the filter input and does not affect the
coefficient values. The default gain value is 1.0.
*/
void setGain(MY_FLOAT theGain);
void setGain(StkFloat gain);
//! Return the current filter gain.
MY_FLOAT getGain(void) const;
StkFloat getGain(void) const;
//! Return the last computed output value.
MY_FLOAT lastOut(void) const;
StkFloat lastOut(void) const;
//! Input one sample to the filter and return one output.
MY_FLOAT tick(MY_FLOAT sample);
virtual StkFloat tick(StkFloat sample);
//! Input \e vectorSize samples to the filter and return an equal number of outputs in \e vector.
MY_FLOAT *tick(MY_FLOAT *vector, unsigned int vectorSize);
virtual StkFloat *tick(StkFloat *vector, unsigned int vectorSize);
//! Take a channel of the StkFrames object as inputs to the filter and replace with corresponding outputs.
/*!
The \c channel argument should be one or greater (the first
channel is specified by 1). An StkError will be thrown if the \c
channel argument is zero or it is greater than the number of
channels in the StkFrames object.
*/
virtual StkFrames& tick( StkFrames& frames, unsigned int channel = 1 );
};
#endif