Sound *Sound::Create(const std::string &inFilename,bool inForceMusic)
{
//Always check if openal is intitialized
if (!OpenALInit())
return 0;
//Return a reference
OpenALSound *sound;
#ifdef ANDROID
if (!inForceMusic)
{
ByteArray bytes = AndroidGetAssetBytes(inFilename.c_str());
sound = new OpenALSound((float*)bytes.Bytes(), bytes.Size());
}
else
{
sound = new OpenALSound(inFilename, inForceMusic);
}
#else
sound = new OpenALSound(inFilename, inForceMusic);
#endif
if (sound->ok ())
return sound;
else
return 0;
}
SoundChannel *SoundChannel::Create(const ByteArray &inBytes,const SoundTransform &inTransform)
{
if (!OpenALInit())
return 0;
return new OpenALChannel(inBytes, inTransform);
}
SoundSource::SoundSource(string soundFileName, OpenGLApplicationBase * OpenGLApp )
:VisualObject( OpenGLApp ), soundFileName(soundFileName)
{
if ( SoundSource::soundInitialized == false ) {
OpenALInit();
SoundSource::soundInitialized = true;
}
}
Sound *Sound::Create(float *inData, int len, bool inForceMusic)
{
//Always check if openal is intitialized
if (!OpenALInit())
return 0;
//Return a reference
OpenALSound *sound = new OpenALSound(inData, len);
if (sound->ok ())
return sound;
else
return 0;
}
SoundSource::SoundSource(string soundFileName )
:VisualObject( ), soundFileName(soundFileName)
{
// Initialize OpenAL if it has not been initialized yet
if ( SoundSource::soundInitialized == false ) {
OpenALInit();
SoundSource::soundInitialized = true;
}
// Load the sound
ALuint uiBuffer;
// Generate an AL Buffer
alGenBuffers( 1, &uiBuffer );
// Load Wave file into OpenAL Buffer
if (!ALFWLoadWaveToBuffer(soundFileName.c_str(), uiBuffer)) {
ALFWprintf("Failed to load %s.\n", soundFileName.c_str());
}
else {
ALFWprintf("Loaded %s sound file.\n", soundFileName.c_str());
// Generate a Source to playback the Buffer
alGenSources( 1, &uiSource );
// Attach Source to Buffer
alSourcei( uiSource, AL_BUFFER, uiBuffer );
// Set source properties
alSourcef(uiSource, AL_PITCH, 1.0f); // pitch multiplier
alSourcef(uiSource, AL_GAIN, 1.0f); // source gain value
// determines if the positions are relative to the listener
alSourcei(uiSource, AL_SOURCE_RELATIVE, AL_FALSE);
// Position for sound sources
alSource3f( uiSource, AL_POSITION, 0.0, 0.0, 0.0);
// Velocity for sound sources
alSource3f(uiSource, AL_VELOCITY, 0.0, 0.0, 0.0);
}
} // end SoundSource constructor
void Sound::Suspend()
{
//Always check if openal is initialized
if (!OpenALInit())
return;
OpenALChannel* channel = 0;
for (int i = 0; i < sgOpenChannels.size(); i++)
{
channel = (OpenALChannel*)(sgOpenChannels[i]);
if (channel)
{
channel->suspend();
}
}
alcMakeContextCurrent(0);
alcSuspendContext(sgContext);
#ifdef ANDROID
alcSuspend();
#endif
}
void Sound::Resume()
{
//Always check if openal is initialized
if (!OpenALInit())
return;
#ifdef ANDROID
alcResume();
#endif
alcMakeContextCurrent(sgContext);
OpenALChannel* channel = 0;
for (int i = 0; i < sgOpenChannels.size(); i++)
{
channel = (OpenALChannel*)(sgOpenChannels[i]);
if (channel)
{
channel->resume();
}
}
alcProcessContext(sgContext);
}
