Classes | Public Member Functions | List of all members
openmsx::YMF278 Class Referencefinal

#include <YMF278.hh>

Inheritance diagram for openmsx::YMF278:
Inheritance graph
Collaboration diagram for openmsx::YMF278:
Collaboration graph

Public Member Functions

 YMF278 (const std::string &name, int ramSizeInKb, const DeviceConfig &config)
 ~YMF278 ()
void clearRam ()
void reset (EmuTime::param time)
void writeReg (uint8_t reg, uint8_t data, EmuTime::param time)
uint8_t readReg (uint8_t reg)
uint8_t peekReg (uint8_t reg) const
uint8_t readMem (unsigned address) const
void writeMem (unsigned address, uint8_t value)
void setMixLevel (uint8_t x, EmuTime::param time)
template<typename Archive >
void serialize (Archive &ar, unsigned version)
- Public Member Functions inherited from openmsx::ResampledSoundDevice
bool generateInput (float *buffer, size_t num)
 Note: To enable various optimizations (like SSE), this method is allowed to generate up to 3 extra sample. More...
DynamicClockgetEmuClock ()
- Public Member Functions inherited from openmsx::SoundDevice
 SoundDevice (const SoundDevice &)=delete
SoundDeviceoperator= (const SoundDevice &)=delete
const std::string & getName () const
 Get the unique name that identifies this sound device. More...
std::string_view getDescription () const
 Gets a description of this sound device, to be presented to the user. More...
bool isStereo () const
 Is this a stereo device? This is set in the constructor and cannot be changed anymore. More...
AmplificationFactors getAmplificationFactor () const
void setSoftwareVolume (float volume, EmuTime::param time)
 Change the 'software volume' of this sound device. More...
void setSoftwareVolume (float left, float right, EmuTime::param time)
void recordChannel (unsigned channel, const Filename &filename)
void muteChannel (unsigned channel, bool muted)
virtual void setOutputRate (unsigned hostSampleRate, double speed)=0
 When a SoundDevice registers itself with the Mixer, the Mixer sets the required sampleRate through this method. More...
virtual bool updateBuffer (size_t length, float *buffer, EmuTime::param time)=0
 Generate sample data. More...

Additional Inherited Members

- Public Types inherited from openmsx::ResampledSoundDevice
- Static Public Attributes inherited from openmsx::SoundDevice
static constexpr unsigned MAX_CHANNELS = 24
- Protected Member Functions inherited from openmsx::ResampledSoundDevice
 ResampledSoundDevice (MSXMotherBoard &motherBoard, std::string_view name, static_string_view description, unsigned channels, unsigned inputSampleRate, bool stereo)
 ~ResampledSoundDevice ()
void setOutputRate (unsigned hostSampleRate, double speed) override
 When a SoundDevice registers itself with the Mixer, the Mixer sets the required sampleRate through this method. More...
bool updateBuffer (size_t length, float *buffer, EmuTime::param time) override
 Generate sample data. More...
void update (const Setting &setting) noexcept override
void createResampler ()
- Protected Member Functions inherited from openmsx::SoundDevice
 SoundDevice (MSXMixer &mixer, std::string_view name, static_string_view description, unsigned numChannels, unsigned inputRate, bool stereo)
 Constructor. More...
 ~SoundDevice ()
virtual float getAmplificationFactorImpl () const
 Get amplification/attenuation factor for this device. More...
void registerSound (const DeviceConfig &config)
 Registers this sound device with the Mixer. More...
void unregisterSound ()
 Unregisters this sound device with the Mixer. More...
void updateStream (EmuTime::param time)
void setInputRate (unsigned sampleRate)
unsigned getInputRate () const
virtual void generateChannels (std::span< float * > buffers, unsigned num)=0
 Abstract method to generate the actual sound data. More...
bool mixChannels (float *dataOut, size_t samples)
 Calls generateChannels() and combines the output to a single channel. More...
const DynamicClockgetHostSampleClock () const
 See MSXMixer::getHostSampleClock(). More...
double getEffectiveSpeed () const
- Protected Member Functions inherited from openmsx::Observer< Setting >
 Observer ()=default
 ~Observer ()=default
 Observer (const Observer &)=delete
Observeroperator= (const Observer &)=delete
virtual void update (const Setting &subject) noexcept=0
virtual void subjectDeleted (const Setting &)
- Static Protected Member Functions inherited from openmsx::SoundDevice
static void addFill (float *&buffer, float value, unsigned num)
 Adds a number of samples that all have the same value. More...

Detailed Description

Definition at line 18 of file YMF278.hh.

Constructor & Destructor Documentation

◆ YMF278()

openmsx::YMF278::YMF278 ( const std::string &  name,
int  ramSizeInKb,
const DeviceConfig config 

◆ ~YMF278()

openmsx::YMF278::~YMF278 ( )

Definition at line 831 of file

References openmsx::SoundDevice::unregisterSound().

Member Function Documentation

◆ clearRam()

void openmsx::YMF278::clearRam ( )

Definition at line 836 of file

References openmsx::TrackedRam::clear().

Referenced by openmsx::MSXMoonSound::powerUp().

◆ peekReg()

uint8_t openmsx::YMF278::peekReg ( uint8_t  reg) const

Definition at line 769 of file

References readMem().

Referenced by openmsx::MSXMoonSound::peekIO(), and readReg().

◆ readMem()

uint8_t openmsx::YMF278::readMem ( unsigned  address) const

Definition at line 950 of file

References openmsx::TrackedRam::size().

Referenced by peekReg().

◆ readReg()

uint8_t openmsx::YMF278::readReg ( uint8_t  reg)

Definition at line 754 of file

References peekReg().

Referenced by openmsx::MSXMoonSound::readIO().

◆ reset()

void openmsx::YMF278::reset ( EmuTime::param  time)

Definition at line 841 of file

References setMixLevel(), and openmsx::SoundDevice::updateStream().

Referenced by openmsx::MSXMoonSound::reset(), and YMF278().

◆ serialize()

template<typename Archive >
void openmsx::YMF278::serialize ( Archive &  ar,
unsigned  version 

Definition at line 1086 of file

References enumerate(), openmsx::TrackedRam::getWriteBackdoor(), and t.

◆ setMixLevel()

void openmsx::YMF278::setMixLevel ( uint8_t  x,
EmuTime::param  time 

Definition at line 489 of file

References openmsx::SoundDevice::setSoftwareVolume().

Referenced by reset(), and openmsx::MSXMoonSound::writeIO().

◆ writeMem()

void openmsx::YMF278::writeMem ( unsigned  address,
uint8_t  value 

Definition at line 968 of file

References openmsx::TrackedRam::size(), and openmsx::TrackedRam::write().

◆ writeReg()

void openmsx::YMF278::writeReg ( uint8_t  reg,
uint8_t  data,
EmuTime::param  time 

Definition at line 579 of file

References openmsx::SoundDevice::updateStream().

Referenced by openmsx::MSXMoonSound::writeIO().

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