openmsx::YM2413Burczynski::Slot Class Reference

#include <YM2413Burczynski.hh>

Public Types
enum	KeyPart : uint8_t { KEY_MAIN = 1 , KEY_RHYTHM = 2 }
enum	EnvelopeState {   EG_DUMP , EG_ATTACK , EG_DECAY , EG_SUSTAIN ,   EG_RELEASE , EG_OFF }
	Envelope Generator phases Note: These are ordered: phase constants are compared in the code. More...

Public Member Functions
	Slot ()
void	resetOperators ()
void	updateGenerators (const Channel &channel)
	Update phase increment counter of operator.
int	calcOutput (const Channel &channel, unsigned eg_cnt, bool carrier, unsigned lfo_am, int phase)
int	calc_slot_mod (const Channel &channel, unsigned eg_cnt, bool carrier, unsigned lfo_pm, unsigned lfo_am)
int	calc_envelope (const Channel &channel, unsigned eg_cnt, bool carrier)
int	calc_phase (const Channel &channel, unsigned lfo_pm)
void	setKeyOn (KeyPart part)
void	setKeyOff (KeyPart part)
void	setKeyOnOff (KeyPart part, bool enabled)
bool	isActive () const
	Does this slot currently produce an output signal?
void	setFrequencyMultiplier (uint8_t value)
	Sets the frequency multiplier [0..15].
void	setKeyScaleRate (bool value)
	Sets the key scale rate: true->0, false->2.
void	setEnvelopeSustained (bool value)
	Sets the envelope type of the current instrument.
void	setVibrato (bool value)
	Enables (true) or disables (false) vibrato.
void	setAmplitudeModulation (bool value)
	Enables (true) or disables (false) amplitude modulation.
void	setTotalLevel (const Channel &channel, uint8_t value)
	Sets the total level: [0..63].
void	setKeyScaleLevel (const Channel &channel, uint8_t value)
	Sets the key scale level: 0->0 / 1->1.5 / 2->3.0 / 3->6.0 dB/OCT.
void	setWaveform (uint8_t value)
	Sets the waveform: 0 = sinus, 1 = half sinus, half silence.
void	setFeedbackShift (uint8_t value)
	Sets the amount of feedback [0..7].
void	setAttackRate (const Channel &channel, uint8_t value)
	Sets the attack rate [0..15].
void	setDecayRate (const Channel &channel, uint8_t value)
	Sets the decay rate [0..15].
void	setReleaseRate (const Channel &channel, uint8_t value)
	Sets the release rate [0..15].
void	setSustainLevel (uint8_t value)
	Sets the sustain level [0..15].
void	updateFrequency (const Channel &channel)
	Called by Channel when block_fnum changes.
template<typename Archive >
void	serialize (Archive &ar, unsigned version)

Detailed Description

Definition at line 26 of file YM2413Burczynski.hh.

Member Enumeration Documentation

EnvelopeState

enum openmsx::YM2413Burczynski::Slot::EnvelopeState

Envelope Generator phases Note: These are ordered: phase constants are compared in the code.

Enumerator
EG_DUMP
EG_ATTACK
EG_DECAY
EG_SUSTAIN
EG_RELEASE
EG_OFF

Definition at line 118 of file YM2413Burczynski.hh.

KeyPart

enum openmsx::YM2413Burczynski::Slot::KeyPart : uint8_t

Enumerator
KEY_MAIN
KEY_RHYTHM

Definition at line 45 of file YM2413Burczynski.hh.

Constructor & Destructor Documentation

Slot()

openmsx::YM2413Burczynski::Slot::Slot

(

)

Definition at line 644 of file YM2413Burczynski.cc.

References EG_OFF.

Member Function Documentation

calc_envelope()

int openmsx::YM2413Burczynski::Slot::calc_envelope ( const Channel &  channel, unsigned  eg_cnt, bool  carrier  )

inline

Definition at line 398 of file YM2413Burczynski.cc.

References EG_ATTACK, EG_DECAY, EG_DUMP, EG_OFF, EG_RELEASE, EG_SUSTAIN, and openmsx::YM2413Burczynski::Channel::isSustained().

Referenced by calcOutput().

calc_phase()

int openmsx::YM2413Burczynski::Slot::calc_phase ( const Channel &  channel, unsigned  lfo_pm  )

inline

Definition at line 482 of file YM2413Burczynski.cc.

References openmsx::YM2413Burczynski::Channel::getBlockFNum(), and openmsx::FixedPoint< FRACTION_BITS_ >::toInt().

Referenced by calc_slot_mod(), and openmsx::YM2413Burczynski::Channel::calcOutput().

calc_slot_mod()

int openmsx::YM2413Burczynski::Slot::calc_slot_mod ( const Channel &  channel, unsigned  eg_cnt, bool  carrier, unsigned  lfo_pm, unsigned  lfo_am  )

inline

Definition at line 537 of file YM2413Burczynski.cc.

References calc_phase(), and calcOutput().

Referenced by openmsx::YM2413Burczynski::YM2413::generateChannels().

calcOutput()

int openmsx::YM2413Burczynski::Slot::calcOutput ( const Channel &  channel, unsigned  eg_cnt, bool  carrier, unsigned  lfo_am, int  phase  )

inline

Definition at line 528 of file YM2413Burczynski.cc.

References calc_envelope().

Referenced by calc_slot_mod(), openmsx::YM2413Burczynski::Channel::calcOutput(), and openmsx::YM2413Burczynski::YM2413::generateChannels().

isActive()

bool openmsx::YM2413Burczynski::Slot::isActive

(

)

const

Does this slot currently produce an output signal?

Definition at line 682 of file YM2413Burczynski.cc.

References EG_OFF.

Referenced by setKeyOff().

resetOperators()

void openmsx::YM2413Burczynski::Slot::resetOperators

(

)

Definition at line 771 of file YM2413Burczynski.cc.

References EG_OFF.

serialize()

template<typename Archive >

void openmsx::YM2413Burczynski::Slot::serialize	(	Archive &	ar,
		unsigned	version
	)

Definition at line 1295 of file YM2413Burczynski.cc.

References setWaveform().

Referenced by openmsx::YM2413Burczynski::Channel::serialize().

setAmplitudeModulation()

void openmsx::YM2413Burczynski::Slot::setAmplitudeModulation

(

bool

value

)

Enables (true) or disables (false) amplitude modulation.

Definition at line 712 of file YM2413Burczynski.cc.

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setAttackRate()

void openmsx::YM2413Burczynski::Slot::setAttackRate	(	const Channel &	channel,
		uint8_t	value
	)

Sets the attack rate [0..15].

Definition at line 739 of file YM2413Burczynski.cc.

References openmsx::YM2413Burczynski::Channel::getKeyCode().

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setDecayRate()

void openmsx::YM2413Burczynski::Slot::setDecayRate	(	const Channel &	channel,
		uint8_t	value
	)

Sets the decay rate [0..15].

Definition at line 746 of file YM2413Burczynski.cc.

References openmsx::YM2413Burczynski::Channel::getKeyCode().

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setEnvelopeSustained()

void openmsx::YM2413Burczynski::Slot::setEnvelopeSustained

(

bool

value

)

Sets the envelope type of the current instrument.

Parameters

value

true->sustained, false->percussive.

Definition at line 702 of file YM2413Burczynski.cc.

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setFeedbackShift()

void openmsx::YM2413Burczynski::Slot::setFeedbackShift

(

uint8_t

value

)

Sets the amount of feedback [0..7].

Definition at line 734 of file YM2413Burczynski.cc.

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setFrequencyMultiplier()

void openmsx::YM2413Burczynski::Slot::setFrequencyMultiplier

(

uint8_t

value

)

Sets the frequency multiplier [0..15].

Definition at line 692 of file YM2413Burczynski.cc.

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setKeyOff()

void openmsx::YM2413Burczynski::Slot::setKeyOff

(

KeyPart

part

)

Definition at line 661 of file YM2413Burczynski.cc.

References EG_RELEASE, and isActive().

Referenced by setKeyOnOff().

setKeyOn()

void openmsx::YM2413Burczynski::Slot::setKeyOn

(

KeyPart

part

)

Definition at line 652 of file YM2413Burczynski.cc.

References EG_DUMP.

Referenced by setKeyOnOff().

setKeyOnOff()

void openmsx::YM2413Burczynski::Slot::setKeyOnOff	(	KeyPart	part,
		bool	enabled
	)

Definition at line 673 of file YM2413Burczynski.cc.

References setKeyOff(), and setKeyOn().

setKeyScaleLevel()

void openmsx::YM2413Burczynski::Slot::setKeyScaleLevel	(	const Channel &	channel,
		uint8_t	value
	)

Sets the key scale level: 0->0 / 1->1.5 / 2->3.0 / 3->6.0 dB/OCT.

Definition at line 723 of file YM2413Burczynski.cc.

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setKeyScaleRate()

void openmsx::YM2413Burczynski::Slot::setKeyScaleRate

(

bool

value

)

Sets the key scale rate: true->0, false->2.

Definition at line 697 of file YM2413Burczynski.cc.

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setReleaseRate()

void openmsx::YM2413Burczynski::Slot::setReleaseRate	(	const Channel &	channel,
		uint8_t	value
	)

Sets the release rate [0..15].

Definition at line 753 of file YM2413Burczynski.cc.

References openmsx::YM2413Burczynski::Channel::getKeyCode().

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setSustainLevel()

void openmsx::YM2413Burczynski::Slot::setSustainLevel

(

uint8_t

value

)

Sets the sustain level [0..15].

Definition at line 760 of file YM2413Burczynski.cc.

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setTotalLevel()

void openmsx::YM2413Burczynski::Slot::setTotalLevel	(	const Channel &	channel,
		uint8_t	value
	)

Sets the total level: [0..63].

Definition at line 717 of file YM2413Burczynski.cc.

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setVibrato()

void openmsx::YM2413Burczynski::Slot::setVibrato

(

bool

value

)

Enables (true) or disables (false) vibrato.

Definition at line 707 of file YM2413Burczynski.cc.

Referenced by openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

setWaveform()

void openmsx::YM2413Burczynski::Slot::setWaveform

(

uint8_t

value

)

Sets the waveform: 0 = sinus, 1 = half sinus, half silence.

Definition at line 729 of file YM2413Burczynski.cc.

Referenced by serialize(), and openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

updateFrequency()

void openmsx::YM2413Burczynski::Slot::updateFrequency

(

const Channel &

channel

)

Called by Channel when block_fnum changes.

Definition at line 765 of file YM2413Burczynski.cc.

References updateGenerators().

Referenced by openmsx::YM2413Burczynski::Channel::serialize(), and openmsx::YM2413Burczynski::Channel::setFrequency().

updateGenerators()

void openmsx::YM2413Burczynski::Slot::updateGenerators

(

const Channel &

channel

)

Update phase increment counter of operator.

Also updates the EG rates if necessary.

Definition at line 778 of file YM2413Burczynski.cc.

References openmsx::YM2413Burczynski::Channel::getFrequencyIncrement(), openmsx::YM2413Burczynski::Channel::getKeyCode(), and openmsx::YM2413Burczynski::Channel::isSustained().

Referenced by updateFrequency(), and openmsx::YM2413Burczynski::Channel::updateInstrumentPart().

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

• YM2413Burczynski.hh
• YM2413Burczynski.cc