void AudioSource::resume()
{
alSourcePlay(m_sourceID);
#if NORI_DEBUG
checkAL("Failed to resume source");
#endif
}
void AudioSource::start()
{
alSourcePlay(m_sourceID);
#if NORI_DEBUG
checkAL("Failed to start source");
#endif
}
void AudioSource::pause()
{
alSourcePause(m_sourceID);
#if NORI_DEBUG
checkAL("Failed to pause source");
#endif
}
void AudioSource::stop()
{
alSourceStop(m_sourceID);
#if NORI_DEBUG
checkAL("Failed to stop source");
#endif
}
bool AudioSource::init()
{
alGenSources(1, &m_sourceID);
if (!checkAL("Error during audio buffer creation"))
return false;
return true;
}
void Context::setListenerPosition(const vec3& newPosition)
{
if (listenerPosition != newPosition)
{
listenerPosition = newPosition;
alListenerfv(AL_POSITION, value_ptr(listenerPosition));
#if WENDY_DEBUG
checkAL("Failed to set listener position");
#endif
}
}
void AudioSource::setPosition(const vec3& newPosition)
{
if (m_position != newPosition)
{
m_position = newPosition;
alSourcefv(m_sourceID, AL_POSITION, value_ptr(m_position));
#if NORI_DEBUG
checkAL("Failed to set source position");
#endif
}
}
void AudioSource::setLooping(bool newState)
{
if (m_looping != newState)
{
m_looping = newState;
alSourcei(m_sourceID, AL_LOOPING, m_looping);
#if NORI_DEBUG
checkAL("Failed to set source looping state");
#endif
}
}
void Context::setListenerVelocity(const vec3& newVelocity)
{
if (listenerVelocity != newVelocity)
{
listenerVelocity = newVelocity;
alListenerfv(AL_VELOCITY, value_ptr(listenerVelocity));
#if WENDY_DEBUG
checkAL("Failed to set listener velocity");
#endif
}
}
void AudioSource::setPitch(float newPitch)
{
if (m_pitch != newPitch)
{
m_pitch = newPitch;
alSourcefv(m_sourceID, AL_PITCH, &m_pitch);
#if NORI_DEBUG
checkAL("Failed to set source pitch");
#endif
}
}
void AudioSource::setVelocity(const vec3& newVelocity)
{
if (m_velocity != newVelocity)
{
m_velocity = newVelocity;
alSourcefv(m_sourceID, AL_VELOCITY, value_ptr(m_velocity));
#if NORI_DEBUG
checkAL("Failed to set source velocity");
#endif
}
}
void Context::setListenerGain(float newGain)
{
if (listenerGain != newGain)
{
listenerGain = newGain;
alListenerfv(AL_GAIN, &listenerGain);
#if WENDY_DEBUG
checkAL("Failed to set listener gain");
#endif
}
}
void AudioSource::setGain(float newGain)
{
if (m_gain != newGain)
{
m_gain = newGain;
alSourcefv(m_sourceID, AL_GAIN, &m_gain);
#if NORI_DEBUG
checkAL("Failed to set source gain");
#endif
}
}
void AudioContext::setListenerGain(float newGain)
{
if (m_listenerGain != newGain)
{
m_listenerGain = newGain;
alListenerfv(AL_GAIN, &m_listenerGain);
#if NORI_DEBUG
checkAL("Failed to set listener gain");
#endif
}
}
void AudioContext::setListenerPosition(const vec3& newPosition)
{
if (m_listenerPosition != newPosition)
{
m_listenerPosition = newPosition;
alListenerfv(AL_POSITION, value_ptr(m_listenerPosition));
#if NORI_DEBUG
checkAL("Failed to set listener position");
#endif
}
}
void AudioContext::setListenerVelocity(const vec3& newVelocity)
{
if (m_listenerVelocity != newVelocity)
{
m_listenerVelocity = newVelocity;
alListenerfv(AL_VELOCITY, value_ptr(m_listenerVelocity));
#if NORI_DEBUG
checkAL("Failed to set listener velocity");
#endif
}
}
void AudioSource::setBuffer(AudioBuffer* newBuffer)
{
if (m_buffer != newBuffer)
{
m_buffer = newBuffer;
if (m_buffer)
alSourcei(m_sourceID, AL_BUFFER, m_buffer->m_bufferID);
else
alSourcei(m_sourceID, AL_BUFFER, AL_NONE);
#if NORI_DEBUG
checkAL("Failed to set source buffer");
#endif
}
}
bool AudioBuffer::init(const Sample& data)
{
alGenBuffers(1, &m_bufferID);
alBufferData(m_bufferID,
convertToAL(data.format),
data.data.data(), (ALsizei) data.data.size(),
data.frequency);
if (!checkAL("Error during OpenAL buffer creation"))
return false;
m_format = data.format;
m_duration = Time(data.data.size()) / (getFormatSize(m_format) * data.frequency);
return true;
}
void Context::setListenerRotation(const quat& newRotation)
{
if (listenerRotation != newRotation)
{
listenerRotation = newRotation;
const vec3 at = newRotation * vec3(0.f, 0.f, -1.f);
const vec3 up = newRotation * vec3(0.f, 1.f, 0.f);
const float orientation[] = { at.x, at.y, at.z, up.x, up.y, up.z };
alListenerfv(AL_ORIENTATION, orientation);
#if WENDY_DEBUG
checkAL("Failed to set listener rotation");
#endif
}
}
AudioSource::State AudioSource::state() const
{
ALenum state;
alGetSourcei(m_sourceID, AL_SOURCE_STATE, &state);
#if NORI_DEBUG
checkAL("Failed to get source state");
#endif
switch (state)
{
case AL_INITIAL:
case AL_STOPPED:
return STOPPED;
case AL_PLAYING:
return STARTED;
case AL_PAUSED:
return PAUSED;
}
panic("Unknown OpenAL source state %u", state);
}
