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iOS Support (#113)

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This commit is contained in:
Brent
2024-01-22 09:22:41 -06:00
committed by GitHub
parent 90a15340b1
commit afe875e4fa
109 changed files with 6523 additions and 1105 deletions
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217
platforms/openal/SoundSystemAL.cpp
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@@ -5,77 +5,16 @@
SoundSystemAL::SoundSystemAL()
{
loaded = false;
device = alcOpenDevice(NULL);
if (!device)
{
LOG_E("Unable To Load Audio Engine");
return;
}
// Create Context
context = alcCreateContext(device, NULL);
ALCenum err = alcGetError(device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Open Audio Context: %s", alcGetString(device, err));
return;
}
// Select Context
alcMakeContextCurrent(context);
err = alcGetError(device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Select Audio Context: %s", alcGetString(device, err));
return;
}
// Set Distance Model
alDistanceModel(AL_LINEAR_DISTANCE_CLAMPED);
// Mark As Loaded
loaded = true;
_initialized = false;
_listenerVolume = 1.0;
_audioMuted = false;
startEngine();
}
SoundSystemAL::~SoundSystemAL()
{
if (!loaded)
{
return;
}
// Delete Audio Sources
delete_sources();
// Delete Audio Buffers
delete_buffers();
// Deselect Context
alcMakeContextCurrent(NULL);
ALCenum err = alcGetError(device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Deselect Audio Context: %s", alcGetString(device, err));
}
// Destroy Context
alcDestroyContext(context);
err = alcGetError(device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Destroy Audio Context: %s", alcGetString(device, err));
}
// Close Device
alcCloseDevice(device);
// Can't check for error because device is closed
/*err = alcGetError(device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Close Audio Device: %s", alcGetString(device, err));
}*/
stopEngine();
}
// Error Checking
@@ -93,30 +32,30 @@ SoundSystemAL::~SoundSystemAL()
// Delete Sources
void SoundSystemAL::delete_sources()
{
if (loaded)
if (_initialized)
{
for (std::vector<ALuint>::iterator source = idle_sources.begin(); source != idle_sources.end(); source++)
for (std::vector<ALuint>::iterator source = _sources_idle.begin(); source != _sources_idle.end(); source++)
{
alDeleteSources(1, &*source);
AL_ERROR_CHECK();
}
for (std::vector<ALuint>::iterator source = sources.begin(); source != sources.end(); source++)
for (std::vector<ALuint>::iterator source = _sources.begin(); source != _sources.end(); source++)
{
alDeleteSources(1, &*source);
AL_ERROR_CHECK();
}
}
idle_sources.clear();
sources.clear();
_sources_idle.clear();
_sources.clear();
}
// Delete Buffers
void SoundSystemAL::delete_buffers()
{
if (loaded)
if (_initialized)
{
for (std::map<void *, ALuint>::iterator it = buffers.begin(); it != buffers.end(); it++)
//for (auto &it : buffers)
for (std::map<void *, ALuint>::iterator it = _buffers.begin(); it != _buffers.end(); it++)
//for (auto &it : _buffers)
{
if (it->second && alIsBuffer(it->second))
{
@@ -125,15 +64,15 @@ void SoundSystemAL::delete_buffers()
}
}
}
buffers.clear();
_buffers.clear();
}
// Get Buffer
ALuint SoundSystemAL::get_buffer(const SoundDesc& sound)
{
if (buffers.count(sound.m_pData) > 0)
if (_buffers.count(sound.m_pData) > 0)
{
return buffers[sound.m_pData];
return _buffers[sound.m_pData];
}
else
{
@@ -159,14 +98,14 @@ ALuint SoundSystemAL::get_buffer(const SoundDesc& sound)
AL_ERROR_CHECK();
// Store
buffers[sound.m_pData] = buffer;
_buffers[sound.m_pData] = buffer;
return buffer;
}
}
bool SoundSystemAL::isAvailable()
{
return loaded;
return _initialized;
}
void SoundSystemAL::setListenerPos(float x, float y, float z)
@@ -174,7 +113,7 @@ void SoundSystemAL::setListenerPos(float x, float y, float z)
// Update Listener Position
alListener3f(AL_POSITION, x, y, z);
AL_ERROR_CHECK();
lastListenerPos = Vec3(x, y, z);
_lastListenerPos = Vec3(x, y, z);
update();
}
@@ -190,19 +129,18 @@ void SoundSystemAL::setListenerAngle(float yaw, float pitch)
void SoundSystemAL::update()
{
// Check
if (!loaded)
if (!_initialized)
{
return;
}
// Update Listener Volume
float volume = 1;
alListenerf(AL_GAIN, volume);
alListenerf(AL_GAIN, _listenerVolume);
AL_ERROR_CHECK();
// Clear Finished Sources
std::vector<ALuint>::iterator it = sources.begin();
while (it != sources.end())
std::vector<ALuint>::iterator it = _sources.begin();
while (it != _sources.end())
{
ALuint source = *it;
bool remove = false;
@@ -217,9 +155,9 @@ void SoundSystemAL::update()
{
// Finished Playing
remove = true;
if (idle_sources.size() < MAX_IDLE_SOURCES)
if (_sources_idle.size() < MAX_IDLE_SOURCES)
{
idle_sources.push_back(source);
_sources_idle.push_back(source);
}
else
{
@@ -235,7 +173,7 @@ void SoundSystemAL::update()
}
// Remove If Needed
if (remove) {
it = sources.erase(it);
it = _sources.erase(it);
}
else
{
@@ -247,12 +185,12 @@ void SoundSystemAL::update()
void SoundSystemAL::playAt(const SoundDesc& sound, float x, float y, float z, float volume, float pitch)
{
// Check
if (!loaded)
if (!_initialized)
{
return;
}
if (volume <= 0.0f)
if (_audioMuted || volume <= 0.0f)
return;
bool bIsGUI = AL_FALSE;
@@ -263,7 +201,7 @@ void SoundSystemAL::playAt(const SoundDesc& sound, float x, float y, float z, fl
}
else
{
distance = Vec3(x, y, z).distanceTo(lastListenerPos);
distance = Vec3(x, y, z).distanceTo(_lastListenerPos);
if (distance >= MAX_DISTANCE)
return;
}
@@ -275,11 +213,11 @@ void SoundSystemAL::playAt(const SoundDesc& sound, float x, float y, float z, fl
// Get Source
ALuint al_source;
if (idle_sources.size() > 0)
if (_sources_idle.size() > 0)
{
// Use Idle Source
al_source = idle_sources.back();
idle_sources.pop_back();
al_source = _sources_idle.back();
_sources_idle.pop_back();
}
else
{
@@ -302,6 +240,8 @@ void SoundSystemAL::playAt(const SoundDesc& sound, float x, float y, float z, fl
// Set Properties
alSourcef(al_source, AL_PITCH, pitch);
AL_ERROR_CHECK();
// There is a problem with Apple's OpenAL implementation on older Mac OS X versions
// https://stackoverflow.com/questions/6960731/openal-problem-changing-gain-of-source
alSourcef(al_source, AL_GAIN, volume);
AL_ERROR_CHECK();
alSource3f(al_source, AL_POSITION, x, y, z);
@@ -328,7 +268,92 @@ void SoundSystemAL::playAt(const SoundDesc& sound, float x, float y, float z, fl
// Play
alSourcePlay(al_source);
AL_ERROR_CHECK();
sources.push_back(al_source);
_sources.push_back(al_source);
}
void SoundSystemAL::startEngine()
{
if (_initialized) return;
_device = alcOpenDevice(NULL);
if (!_device)
{
LOG_E("Unable To Load Audio Engine");
return;
}
// Create Context
_context = alcCreateContext(_device, NULL);
ALCenum err = alcGetError(_device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Open Audio Context: %s", alcGetString(_device, err));
return;
}
// Select Context
alcMakeContextCurrent(_context);
err = alcGetError(_device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Select Audio Context: %s", alcGetString(_device, err));
return;
}
// Set Distance Model
alDistanceModel(AL_LINEAR_DISTANCE_CLAMPED);
// Mark As loaded
_initialized = true;
}
void SoundSystemAL::stopEngine()
{
if (!_initialized) return;
// Delete Audio Sources
delete_sources();
// Delete Audio Buffers
delete_buffers();
// Deselect Context
alcMakeContextCurrent(NULL);
ALCenum err = alcGetError(_device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Deselect Audio Context: %s", alcGetString(_device, err));
}
// Destroy Context
alcDestroyContext(_context);
err = alcGetError(_device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Destroy Audio Context: %s", alcGetString(_device, err));
}
// Close Device
alcCloseDevice(_device);
// Can't check for error because _device is closed
/*err = alcGetError(_device);
if (err != ALC_NO_ERROR)
{
LOG_E("Unable To Close Audio Device: %s", alcGetString(_device, err));
}*/
// Mark as unloaded
_initialized = false;
}
void SoundSystemAL::muteAudio()
{
_audioMuted = true;
}
void SoundSystemAL::unMuteAudio()
{
_audioMuted = false;
}
#endif