issue #2415: Formating codes in SimpleAudioEngineOpenAL.cpp.

This commit is contained in:
James Chen 2013-07-22 10:43:23 +08:00
parent a60c3eaa20
commit 8c182d257d
1 changed files with 323 additions and 325 deletions

View File

@ -44,184 +44,184 @@ using namespace std;
namespace CocosDenshion
{
struct soundData {
ALuint buffer;
ALuint source;
bool isLooped;
struct soundData {
ALuint buffer;
ALuint source;
bool isLooped;
float pitch;
float pan;
float gain;
};
};
typedef map<string, soundData *> EffectsMap;
EffectsMap s_effects;
typedef map<string, soundData *> EffectsMap;
EffectsMap s_effects;
typedef enum {
PLAYING,
STOPPED,
PAUSED,
} playStatus;
typedef enum {
PLAYING,
STOPPED,
PAUSED,
} playStatus;
static float s_volume = 1.0f;
static float s_effectVolume = 1.0f;
static float s_volume = 1.0f;
static float s_effectVolume = 1.0f;
struct backgroundMusicData {
ALuint buffer;
ALuint source;
};
typedef map<string, backgroundMusicData *> BackgroundMusicsMap;
BackgroundMusicsMap s_backgroundMusics;
struct backgroundMusicData {
ALuint buffer;
ALuint source;
};
typedef map<string, backgroundMusicData *> BackgroundMusicsMap;
BackgroundMusicsMap s_backgroundMusics;
static ALuint s_backgroundSource = AL_NONE;
static ALuint s_backgroundSource = AL_NONE;
static SimpleAudioEngine *s_engine = nullptr;
static SimpleAudioEngine *s_engine = nullptr;
static int checkALError(const char *funcName)
{
int err = alGetError();
static int checkALError(const char *funcName)
{
int err = alGetError();
if (err != AL_NO_ERROR)
{
switch (err)
{
case AL_INVALID_NAME:
fprintf(stderr, "AL_INVALID_NAME in %s\n", funcName);
break;
if (err != AL_NO_ERROR)
{
switch (err)
{
case AL_INVALID_NAME:
fprintf(stderr, "AL_INVALID_NAME in %s\n", funcName);
break;
case AL_INVALID_ENUM:
fprintf(stderr, "AL_INVALID_ENUM in %s\n", funcName);
break;
case AL_INVALID_ENUM:
fprintf(stderr, "AL_INVALID_ENUM in %s\n", funcName);
break;
case AL_INVALID_VALUE:
fprintf(stderr, "AL_INVALID_VALUE in %s\n", funcName);
break;
case AL_INVALID_VALUE:
fprintf(stderr, "AL_INVALID_VALUE in %s\n", funcName);
break;
case AL_INVALID_OPERATION:
fprintf(stderr, "AL_INVALID_OPERATION in %s\n", funcName);
break;
case AL_INVALID_OPERATION:
fprintf(stderr, "AL_INVALID_OPERATION in %s\n", funcName);
break;
case AL_OUT_OF_MEMORY:
fprintf(stderr, "AL_OUT_OF_MEMORY in %s\n", funcName);
break;
}
}
case AL_OUT_OF_MEMORY:
fprintf(stderr, "AL_OUT_OF_MEMORY in %s\n", funcName);
break;
}
}
return err;
}
return err;
}
static void stopBackground(bool bReleaseData)
{
// The background music might have been already stopped
// Stop request can come from
// Stop request can come from
// - stopBackgroundMusic(..)
// - end(..)
if (s_backgroundSource != AL_NONE)
alSourceStop(s_backgroundSource);
if (bReleaseData)
{
for (BackgroundMusicsMap::iterator it = s_backgroundMusics.begin(); it != s_backgroundMusics.end(); ++it)
{
if (it->second->source == s_backgroundSource)
{
alDeleteSources(1, &it->second->source);
checkALError("stopBackground:alDeleteSources");
alDeleteBuffers(1, &it->second->buffer);
checkALError("stopBackground:alDeleteBuffers");
delete it->second;
s_backgroundMusics.erase(it);
break;
}
}
}
if (bReleaseData)
{
for (auto it = s_backgroundMusics.begin(); it != s_backgroundMusics.end(); ++it)
{
if (it->second->source == s_backgroundSource)
{
alDeleteSources(1, &it->second->source);
checkALError("stopBackground:alDeleteSources");
alDeleteBuffers(1, &it->second->buffer);
checkALError("stopBackground:alDeleteBuffers");
delete it->second;
s_backgroundMusics.erase(it);
break;
}
}
}
s_backgroundSource = AL_NONE;
}
static void setBackgroundVolume(float volume)
{
alSourcef(s_backgroundSource, AL_GAIN, volume);
alSourcef(s_backgroundSource, AL_GAIN, volume);
}
SimpleAudioEngine::SimpleAudioEngine()
{
alutInit(0, 0);
SimpleAudioEngine::SimpleAudioEngine()
{
alutInit(0, 0);
#ifdef ENABLE_MPG123
mpg123_init();
#endif
checkALError("SimpleAudioEngine:alutInit");
OpenALDecoder::installDecoders();
}
}
SimpleAudioEngine::~SimpleAudioEngine()
{
SimpleAudioEngine::~SimpleAudioEngine()
{
#ifdef ENABLE_MPG123
mpg123_exit();
#endif
alutExit();
}
alutExit();
}
SimpleAudioEngine* SimpleAudioEngine::getInstance()
{
if (!s_engine)
s_engine = new SimpleAudioEngine();
return s_engine;
}
SimpleAudioEngine* SimpleAudioEngine::getInstance()
{
if (!s_engine)
s_engine = new SimpleAudioEngine();
void SimpleAudioEngine::end()
{
checkALError("end:init");
return s_engine;
}
// clear all the sound effects
EffectsMap::const_iterator end = s_effects.end();
for (auto it = s_effects.begin(); it != end; ++it)
{
alSourceStop(it->second->source);
checkALError("end:alSourceStop");
void SimpleAudioEngine::end()
{
checkALError("end:init");
alDeleteSources(1, &it->second->source);
checkALError("end:alDeleteSources");
// clear all the sound effects
EffectsMap::const_iterator end = s_effects.end();
for (auto it = s_effects.begin(); it != end; ++it)
{
alSourceStop(it->second->source);
checkALError("end:alSourceStop");
alDeleteBuffers(1, &it->second->buffer);
checkALError("end:alDeleteBuffers");
alDeleteSources(1, &it->second->source);
checkALError("end:alDeleteSources");
delete it->second;
}
s_effects.clear();
alDeleteBuffers(1, &it->second->buffer);
checkALError("end:alDeleteBuffers");
// and the background music too
stopBackground(true);
delete it->second;
}
s_effects.clear();
for (auto it = s_backgroundMusics.begin(); it != s_backgroundMusics.end(); ++it)
{
alSourceStop(it->second->source);
checkALError("end:alSourceStop");
// and the background music too
stopBackground(true);
alDeleteSources(1, &it->second->source);
checkALError("end:alDeleteSources");
for (auto it = s_backgroundMusics.begin(); it != s_backgroundMusics.end(); ++it)
{
alSourceStop(it->second->source);
checkALError("end:alSourceStop");
alDeleteBuffers(1, &it->second->buffer);
checkALError("end:alDeleteBuffers");
alDeleteSources(1, &it->second->source);
checkALError("end:alDeleteSources");
delete it->second;
}
s_backgroundMusics.clear();
alDeleteBuffers(1, &it->second->buffer);
checkALError("end:alDeleteBuffers");
delete it->second;
}
s_backgroundMusics.clear();
CC_SAFE_DELETE(s_engine);
}
//
// background audio
//
//
// background audio
//
void SimpleAudioEngine::preloadBackgroundMusic(const char* pszFilePath)
{
// Changing file path to full path
std::string fullPath = FileUtils::getInstance()->fullPathForFilename(pszFilePath);
{
// Changing file path to full path
std::string fullPath = FileUtils::getInstance()->fullPathForFilename(pszFilePath);
BackgroundMusicsMap::const_iterator it = s_backgroundMusics.find(fullPath);
if (it == s_backgroundMusics.end())
{
BackgroundMusicsMap::const_iterator it = s_backgroundMusics.find(fullPath);
if (it == s_backgroundMusics.end())
{
ALuint buffer = AL_NONE;
bool success = false;
OpenALFile file;
@ -237,48 +237,48 @@ namespace CocosDenshion
success = decoders[i]->decode(file, buffer);
file.clear();
ALuint source = AL_NONE;
alGenSources(1, &source);
checkALError("preloadBackgroundMusic:alGenSources");
ALuint source = AL_NONE;
alGenSources(1, &source);
checkALError("preloadBackgroundMusic:alGenSources");
alSourcei(source, AL_BUFFER, buffer);
checkALError("preloadBackgroundMusic:alSourcei");
alSourcei(source, AL_BUFFER, buffer);
checkALError("preloadBackgroundMusic:alSourcei");
backgroundMusicData* data = new backgroundMusicData();
data->buffer = buffer;
data->source = source;
s_backgroundMusics.insert(BackgroundMusicsMap::value_type(fullPath, data));
}
}
backgroundMusicData* data = new backgroundMusicData();
data->buffer = buffer;
data->source = source;
s_backgroundMusics.insert(BackgroundMusicsMap::value_type(fullPath, data));
}
}
void SimpleAudioEngine::playBackgroundMusic(const char* pszFilePath, bool bLoop)
{
void SimpleAudioEngine::playBackgroundMusic(const char* pszFilePath, bool bLoop)
{
// If there is already a background music source we stop it first
if (s_backgroundSource != AL_NONE)
stopBackgroundMusic(false);
if (s_backgroundSource != AL_NONE)
stopBackgroundMusic(false);
// Changing file path to full path
std::string fullPath = FileUtils::getInstance()->fullPathForFilename(pszFilePath);
// Changing file path to full path
std::string fullPath = FileUtils::getInstance()->fullPathForFilename(pszFilePath);
BackgroundMusicsMap::const_iterator it = s_backgroundMusics.find(fullPath);
if (it == s_backgroundMusics.end())
{
preloadBackgroundMusic(fullPath.c_str());
it = s_backgroundMusics.find(fullPath);
}
BackgroundMusicsMap::const_iterator it = s_backgroundMusics.find(fullPath);
if (it == s_backgroundMusics.end())
{
preloadBackgroundMusic(fullPath.c_str());
it = s_backgroundMusics.find(fullPath);
}
if (it != s_backgroundMusics.end())
{
s_backgroundSource = it->second->source;
alSourcei(s_backgroundSource, AL_LOOPING, bLoop ? AL_TRUE : AL_FALSE);
if (it != s_backgroundMusics.end())
{
s_backgroundSource = it->second->source;
alSourcei(s_backgroundSource, AL_LOOPING, bLoop ? AL_TRUE : AL_FALSE);
setBackgroundVolume(s_volume);
alSourcePlay(s_backgroundSource);
checkALError("playBackgroundMusic:alSourcePlay");
}
}
alSourcePlay(s_backgroundSource);
checkALError("playBackgroundMusic:alSourcePlay");
}
}
void SimpleAudioEngine::stopBackgroundMusic(bool bReleaseData)
{
void SimpleAudioEngine::stopBackgroundMusic(bool bReleaseData)
{
// If there is no source, then there is nothing that can be stopped
if (s_backgroundSource == AL_NONE)
return;
@ -287,33 +287,33 @@ namespace CocosDenshion
alGetSourcei(s_backgroundSource, AL_SOURCE_STATE, &state);
if (state == AL_PLAYING)
stopBackground(bReleaseData);
}
}
void SimpleAudioEngine::pauseBackgroundMusic()
{
void SimpleAudioEngine::pauseBackgroundMusic()
{
// If there is no source, then there is nothing that can be paused
if (s_backgroundSource == AL_NONE)
return;
ALint state;
alGetSourcei(s_backgroundSource, AL_SOURCE_STATE, &state);
if (state == AL_PLAYING)
alSourcePause(s_backgroundSource);
ALint state;
alGetSourcei(s_backgroundSource, AL_SOURCE_STATE, &state);
if (state == AL_PLAYING)
alSourcePause(s_backgroundSource);
checkALError("pauseBackgroundMusic:alSourcePause");
}
checkALError("pauseBackgroundMusic:alSourcePause");
}
void SimpleAudioEngine::resumeBackgroundMusic()
{
void SimpleAudioEngine::resumeBackgroundMusic()
{
// If there is no source, then there is nothing that can be resumed
if (s_backgroundSource == AL_NONE)
return;
ALint state;
alGetSourcei(s_backgroundSource, AL_SOURCE_STATE, &state);
if (state == AL_PAUSED)
alSourcePlay(s_backgroundSource);
ALint state;
alGetSourcei(s_backgroundSource, AL_SOURCE_STATE, &state);
if (state == AL_PAUSED)
alSourcePlay(s_backgroundSource);
checkALError("resumeBackgroundMusic:alSourcePlay");
}
@ -340,40 +340,38 @@ namespace CocosDenshion
checkALError("rewindBackgroundMusic:alSourceRewind");
}
bool SimpleAudioEngine::willPlayBackgroundMusic()
{
// We are able to play background music
bool SimpleAudioEngine::willPlayBackgroundMusic()
{
// We are able to play background music
// if we have a valid background source
if (s_backgroundSource == AL_NONE)
return false;
return (alIsSource(s_backgroundSource) == AL_TRUE ? true : false);
}
return (alIsSource(s_backgroundSource) == AL_TRUE ? true : false);
}
bool SimpleAudioEngine::isBackgroundMusicPlaying()
{
bool SimpleAudioEngine::isBackgroundMusicPlaying()
{
// If there is no source, then there is nothing that is playing
if (s_backgroundSource == AL_NONE)
return false;
ALint play_status;
alGetSourcei(s_backgroundSource, AL_SOURCE_STATE, &play_status);
ALint play_status;
alGetSourcei(s_backgroundSource, AL_SOURCE_STATE, &play_status);
checkALError("isBackgroundMusicPlaying:alGetSourcei");
return (play_status == AL_PLAYING);
}
return (play_status == AL_PLAYING);
}
float SimpleAudioEngine::getBackgroundMusicVolume()
{
return s_volume;
}
float SimpleAudioEngine::getBackgroundMusicVolume()
{
return s_volume;
}
void SimpleAudioEngine::setBackgroundMusicVolume(float volume)
{
if (s_volume != volume && volume >= -0.0001 && volume <= 1.0001)
{
void SimpleAudioEngine::setBackgroundMusicVolume(float volume)
{
if (s_volume != volume && volume >= -0.0001 && volume <= 1.0001)
{
s_volume = volume;
// No source, no background music, no volume adjustment
@ -381,88 +379,88 @@ namespace CocosDenshion
{
setBackgroundVolume(volume);
}
}
}
}
}
//
// Effect audio (using OpenAL)
//
float SimpleAudioEngine::getEffectsVolume()
{
return s_effectVolume;
}
//
// Effect audio (using OpenAL)
//
float SimpleAudioEngine::getEffectsVolume()
{
return s_effectVolume;
}
void SimpleAudioEngine::setEffectsVolume(float volume)
{
if (volume != s_effectVolume)
{
EffectsMap::const_iterator end = s_effects.end();
for (EffectsMap::const_iterator it = s_effects.begin(); it != end; it++)
void SimpleAudioEngine::setEffectsVolume(float volume)
{
if (volume != s_effectVolume)
{
EffectsMap::const_iterator end = s_effects.end();
for (EffectsMap::const_iterator it = s_effects.begin(); it != end; it++)
{
alSourcef(it->second->source, AL_GAIN, volume * it->second->gain);
}
}
s_effectVolume = volume;
}
}
s_effectVolume = volume;
}
}
unsigned int SimpleAudioEngine::playEffect(const char* pszFilePath, bool bLoop,
unsigned int SimpleAudioEngine::playEffect(const char* pszFilePath, bool bLoop,
float pitch, float pan, float gain)
{
std::string fullPath = FileUtils::getInstance()->fullPathForFilename(pszFilePath);
EffectsMap::iterator iter = s_effects.find(fullPath);
EffectsMap::iterator iter = s_effects.find(fullPath);
if (iter == s_effects.end())
{
preloadEffect(fullPath.c_str());
if (iter == s_effects.end())
{
preloadEffect(fullPath.c_str());
// let's try again
iter = s_effects.find(fullPath);
if (iter == s_effects.end())
{
fprintf(stderr, "could not find play sound %s\n", fullPath.c_str());
return -1;
}
}
// let's try again
iter = s_effects.find(fullPath);
if (iter == s_effects.end())
{
fprintf(stderr, "could not find play sound %s\n", fullPath.c_str());
return -1;
}
}
checkALError("playEffect:init");
checkALError("playEffect:init");
soundData &d = *iter->second;
d.isLooped = bLoop;
d.isLooped = bLoop;
d.pitch = pitch;
d.pan = pan;
d.gain = gain;
alSourcei(d.source, AL_LOOPING, d.isLooped ? AL_TRUE : AL_FALSE);
alSourcei(d.source, AL_LOOPING, d.isLooped ? AL_TRUE : AL_FALSE);
alSourcef(d.source, AL_GAIN, s_effectVolume * d.gain);
alSourcef(d.source, AL_PITCH, d.pitch);
float sourcePosAL[] = {d.pan, 0.0f, 0.0f};//Set position - just using left and right panning
alSourcefv(d.source, AL_POSITION, sourcePosAL);
alSourcePlay(d.source);
checkALError("playEffect:alSourcePlay");
alSourcePlay(d.source);
checkALError("playEffect:alSourcePlay");
return d.source;
return d.source;
}
void SimpleAudioEngine::stopEffect(unsigned int nSoundId)
{
alSourceStop(nSoundId);
checkALError("stopEffect:alSourceStop");
}
void SimpleAudioEngine::stopEffect(unsigned int nSoundId)
{
alSourceStop(nSoundId);
checkALError("stopEffect:alSourceStop");
}
void SimpleAudioEngine::preloadEffect(const char* pszFilePath)
{
// Changing file path to full path
std::string fullPath = FileUtils::getInstance()->fullPathForFilename(pszFilePath);
void SimpleAudioEngine::preloadEffect(const char* pszFilePath)
{
// Changing file path to full path
std::string fullPath = FileUtils::getInstance()->fullPathForFilename(pszFilePath);
EffectsMap::iterator iter = s_effects.find(fullPath);
EffectsMap::iterator iter = s_effects.find(fullPath);
// check if we have this already
if (iter == s_effects.end())
{
ALuint buffer = AL_NONE;
ALuint source = AL_NONE;
soundData *data = new soundData;
// check if we have this already
if (iter == s_effects.end())
{
ALuint buffer = AL_NONE;
ALuint source = AL_NONE;
soundData *data = new soundData;
checkALError("preloadEffect:init");
OpenALFile file;
@ -479,108 +477,108 @@ namespace CocosDenshion
success = decoders[i]->decode(file, buffer);
file.clear();
alGenSources(1, &source);
alGenSources(1, &source);
if (checkALError("preloadEffect:alGenSources") != AL_NO_ERROR)
{
alDeleteBuffers(1, &buffer);
return;
}
if (checkALError("preloadEffect:alGenSources") != AL_NO_ERROR)
{
alDeleteBuffers(1, &buffer);
return;
}
alSourcei(source, AL_BUFFER, buffer);
checkALError("preloadEffect:alSourcei");
alSourcei(source, AL_BUFFER, buffer);
checkALError("preloadEffect:alSourcei");
data->isLooped = false;
data->buffer = buffer;
data->source = source;
data->isLooped = false;
data->buffer = buffer;
data->source = source;
data->pitch = 1.0;
data->pan = 0.0;
data->gain = 1.0;
s_effects.insert(EffectsMap::value_type(fullPath, data));
}
}
s_effects.insert(EffectsMap::value_type(fullPath, data));
}
}
void SimpleAudioEngine::unloadEffect(const char* pszFilePath)
{
// Changing file path to full path
std::string fullPath = FileUtils::getInstance()->fullPathForFilename(pszFilePath);
EffectsMap::iterator iter = s_effects.find(fullPath);
void SimpleAudioEngine::unloadEffect(const char* pszFilePath)
{
// Changing file path to full path
std::string fullPath = FileUtils::getInstance()->fullPathForFilename(pszFilePath);
if (iter != s_effects.end())
{
checkALError("unloadEffect:init");
EffectsMap::iterator iter = s_effects.find(fullPath);
alSourceStop(iter->second->source);
checkALError("unloadEffect:alSourceStop");
if (iter != s_effects.end())
{
checkALError("unloadEffect:init");
alDeleteSources(1, &iter->second->source);
checkALError("unloadEffect:DeletSources");
alSourceStop(iter->second->source);
checkALError("unloadEffect:alSourceStop");
alDeleteBuffers(1, &iter->second->buffer);
checkALError("unloadEffect:alDeleteBuffers");
delete iter->second;
alDeleteSources(1, &iter->second->source);
checkALError("unloadEffect:DeletSources");
s_effects.erase(iter);
}
}
alDeleteBuffers(1, &iter->second->buffer);
checkALError("unloadEffect:alDeleteBuffers");
delete iter->second;
void SimpleAudioEngine::pauseEffect(unsigned int nSoundId)
{
ALint state;
alGetSourcei(nSoundId, AL_SOURCE_STATE, &state);
if (state == AL_PLAYING)
alSourcePause(nSoundId);
checkALError("pauseEffect:alSourcePause");
}
s_effects.erase(iter);
}
}
void SimpleAudioEngine::pauseAllEffects()
{
EffectsMap::iterator iter = s_effects.begin();
ALint state;
while (iter != s_effects.end())
{
alGetSourcei(iter->second->source, AL_SOURCE_STATE, &state);
if (state == AL_PLAYING)
alSourcePause(iter->second->source);
checkALError("pauseAllEffects:alSourcePause");
++iter;
}
}
void SimpleAudioEngine::pauseEffect(unsigned int nSoundId)
{
ALint state;
alGetSourcei(nSoundId, AL_SOURCE_STATE, &state);
if (state == AL_PLAYING)
alSourcePause(nSoundId);
checkALError("pauseEffect:alSourcePause");
}
void SimpleAudioEngine::resumeEffect(unsigned int nSoundId)
{
ALint state;
alGetSourcei(nSoundId, AL_SOURCE_STATE, &state);
if (state == AL_PAUSED)
alSourcePlay(nSoundId);
checkALError("resumeEffect:alSourcePlay");
}
void SimpleAudioEngine::pauseAllEffects()
{
EffectsMap::iterator iter = s_effects.begin();
ALint state;
while (iter != s_effects.end())
{
alGetSourcei(iter->second->source, AL_SOURCE_STATE, &state);
if (state == AL_PLAYING)
alSourcePause(iter->second->source);
checkALError("pauseAllEffects:alSourcePause");
++iter;
}
}
void SimpleAudioEngine::resumeAllEffects()
{
EffectsMap::iterator iter = s_effects.begin();
ALint state;
while (iter != s_effects.end())
{
alGetSourcei(iter->second->source, AL_SOURCE_STATE, &state);
if (state == AL_PAUSED)
alSourcePlay(iter->second->source);
checkALError("resumeAllEffects:alSourcePlay");
++iter;
}
}
void SimpleAudioEngine::resumeEffect(unsigned int nSoundId)
{
ALint state;
alGetSourcei(nSoundId, AL_SOURCE_STATE, &state);
if (state == AL_PAUSED)
alSourcePlay(nSoundId);
checkALError("resumeEffect:alSourcePlay");
}
void SimpleAudioEngine::resumeAllEffects()
{
EffectsMap::iterator iter = s_effects.begin();
ALint state;
while (iter != s_effects.end())
{
alGetSourcei(iter->second->source, AL_SOURCE_STATE, &state);
if (state == AL_PAUSED)
alSourcePlay(iter->second->source);
checkALError("resumeAllEffects:alSourcePlay");
++iter;
}
}
void SimpleAudioEngine::stopAllEffects()
{
EffectsMap::iterator iter = s_effects.begin();
EffectsMap::iterator iter = s_effects.begin();
if (iter != s_effects.end())
{
checkALError("stopAllEffects:init");
alSourceStop(iter->second->source);
checkALError("stopAllEffects:alSourceStop");
}
if (iter != s_effects.end())
{
checkALError("stopAllEffects:init");
alSourceStop(iter->second->source);
checkALError("stopAllEffects:alSourceStop");
}
}
}