reSIDfp::Filter Class Reference

Inheritance diagram for reSIDfp::Filter:

List of all members.

Public Member Functions
virtual int	clock (const int v1, const int v2, const int v3)=0
void	enable (const bool enable)
void	setClockFrequency (const double clock)
void	reset ()
void	writeFC_LO (const unsigned char fc_lo)
void	writeFC_HI (const unsigned char fc_hi)
void	writeRES_FILT (const unsigned char res_filt)
void	writeMODE_VOL (const unsigned char mode_vol)
virtual void	input (const int input)=0

Protected Member Functions
virtual void	updatedCenterFrequency ()=0
virtual void	updatedResonance ()=0
virtual void	updatedMixing ()=0

Protected Attributes
double	clockFrequency
int	fc
int	res
int	vol
bool	filt1
bool	filt2
bool	filt3
bool	filtE
bool	voice3off
bool	hp
bool	bp
bool	lp

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Member Function Documentation

virtual int reSIDfp::Filter::clock ( const int  v1, const int  v2, const int  v3  )

pure virtual

SID clocking - 1 cycle

Parameters:

v1	voice 1 in
v2	voice 2 in
v3	voice 3 in
vE	external audio in

Returns:

filtered output

Implemented in reSIDfp::Filter6581, and reSIDfp::Filter8580.

void reSIDfp::Filter::enable

(

const bool

enable

)

Enable filter.

Parameters:

enable

void reSIDfp::Filter::reset

(

void

)

SID reset.

virtual void reSIDfp::Filter::updatedCenterFrequency ( )

protectedpure virtual

Set filter cutoff frequency.

Implemented in reSIDfp::Filter6581, and reSIDfp::Filter8580.

virtual void reSIDfp::Filter::updatedMixing ( )

protectedpure virtual

Mixing configuration modified (offsets change)

Implemented in reSIDfp::Filter6581, and reSIDfp::Filter8580.

virtual void reSIDfp::Filter::updatedResonance ( )

protectedpure virtual

Set filter resonance.

Implemented in reSIDfp::Filter6581, and reSIDfp::Filter8580.

void reSIDfp::Filter::writeFC_HI

(

const unsigned char

fc_hi

)

Register function.

Parameters:

fc_hi

void reSIDfp::Filter::writeFC_LO

(

const unsigned char

fc_lo

)

Register function.

Parameters:

fc_lo

void reSIDfp::Filter::writeMODE_VOL

(

const unsigned char

mode_vol

)

Register function.

Parameters:

mode_vol

void reSIDfp::Filter::writeRES_FILT

(

const unsigned char

res_filt

)

Register function.

Parameters:

res_filt

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Member Data Documentation

double reSIDfp::Filter::clockFrequency

protected

Current clock frequency.

int reSIDfp::Filter::fc

protected

Filter cutoff frequency.

bool reSIDfp::Filter::filt1

protected

Routing to filter or outside filter

bool reSIDfp::Filter::hp

protected

Highpass, bandpass, and lowpass filter modes.

int reSIDfp::Filter::res

protected

Filter resonance.

bool reSIDfp::Filter::voice3off

protected

Switch voice 3 off.

int reSIDfp::Filter::vol

protected

Current volume.

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The documentation for this class was generated from the following files:

• Filter.h
• Filter.cpp