Sound_Renderer_SLES::Sound_Renderer_SLES()
: engineObject(NULL),
engineEngine(NULL),
outputMixObject(NULL)
{
// create engine
if(slCreateEngine(&engineObject, 0, NULL, 0, NULL, NULL) != SL_RESULT_SUCCESS)
throw Sound_Init_Failure();
// realize the engine
if((*engineObject)->Realize(engineObject, SL_BOOLEAN_FALSE) != SL_RESULT_SUCCESS)
throw Sound_Init_Failure();
// get the engine interface, which is needed in order to create other objects
if((*engineObject)->GetInterface(engineObject, SL_IID_ENGINE, &engineEngine) != SL_RESULT_SUCCESS)
throw Sound_Init_Failure();
// create output mix
if((*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 0, NULL, NULL) != SL_RESULT_SUCCESS)
throw Sound_Init_Failure();
// realize the output mix
if((*outputMixObject)->Realize(outputMixObject, SL_BOOLEAN_FALSE) != SL_RESULT_SUCCESS)
throw Sound_Init_Failure();
}
Sound::Sound()
: m_bgm(0),
m_bgm_source(0)
{
// Ensure Core is initialized
get_Core();
#ifndef DISABLE_AL
if(!alutInit(0, 0))
throw Sound_Init_Failure();
// Check for Vorbis extension functionality; seems to always fail :(
#ifdef _MACOSX
alIsExtensionPresent(const_cast<ALubyte *>(reinterpret_cast<const ALubyte *>("AL_EXT_vorbis")));
#else
alIsExtensionPresent("AL_EXT_vorbis");
#endif
//cerr << "Valid Audio Formats: " << alutGetMIMETypes(ALUT_LOADER_BUFFER) << endl;
ALfloat listener_position[] = {0.0f, 0.0f, 0.0f};
ALfloat listener_velocity[] = {0.0f, 0.0f, 0.0f};
ALfloat listener_forward_and_up[] = {1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f};
alListenerfv(AL_POSITION, listener_position);
alListenerfv(AL_VELOCITY, listener_velocity);
alListenerfv(AL_ORIENTATION, listener_forward_and_up);
#endif
}
Sound_Renderer_AL::Sound_Renderer_AL()
: m_device(0),
m_context(0),
m_bgm(0),
m_bgm_source(0)
{
#ifndef _MACOSX
#ifdef _WINDOWS
m_openal32 = LoadLibrary("OpenAL32.dll");
#else
m_openal32 = LoadLibrary("libopenal.so");
#endif
if(!m_openal32) {
std::cerr << "Loading OpenAL32.dll failed." << std::endl;
throw Sound_Init_Failure();
}
g_alBufferData = (alBufferData_fcn)GetProcAddress(m_openal32, "alBufferData");
g_alcCloseDevice = (alcCloseDevice_fcn)GetProcAddress(m_openal32, "alcCloseDevice");
g_alcCreateContext = (alcCreateContext_fcn)GetProcAddress(m_openal32, "alcCreateContext");
g_alcDestroyContext = (alcDestroyContext_fcn)GetProcAddress(m_openal32, "alcDestroyContext");
g_alIsExtensionPresent = (alIsExtensionPresent_fcn)GetProcAddress(m_openal32, "alIsExtensionPresent");
g_alcMakeContextCurrent = (alcMakeContextCurrent_fcn)GetProcAddress(m_openal32, "alcMakeContextCurrent");
g_alcOpenDevice = (alcOpenDevice_fcn)GetProcAddress(m_openal32, "alcOpenDevice");
g_alDeleteBuffers = (alDeleteBuffers_fcn)GetProcAddress(m_openal32, "alDeleteBuffers");
g_alDeleteSources = (alDeleteSources_fcn)GetProcAddress(m_openal32, "alDeleteSources");
g_alGenBuffers = (alGenBuffers_fcn)GetProcAddress(m_openal32, "alGenBuffers");
g_alGetError = (alGetError_fcn)GetProcAddress(m_openal32, "alGetError");
g_alGetListenerf = (alGetListenerf_fcn)GetProcAddress(m_openal32, "alGetListenerf");
g_alGetListenerfv = (alGetListenerfv_fcn)GetProcAddress(m_openal32, "alGetListenerfv");
g_alGetSourcef = (alGetSourcef_fcn)GetProcAddress(m_openal32, "alGetSourcef");
g_alGetSourcefv = (alGetSourcefv_fcn)GetProcAddress(m_openal32, "alGetSourcefv");
g_alGetSourcei = (alGetSourcei_fcn)GetProcAddress(m_openal32, "alGetSourcei");
g_alGenSources = (alGenSources_fcn)GetProcAddress(m_openal32, "alGenSources");
g_alListenerf = (alListenerf_fcn)GetProcAddress(m_openal32, "alListenerf");
g_alListenerfv = (alListenerfv_fcn)GetProcAddress(m_openal32, "alListenerfv");
g_alSourcef = (alSourcef_fcn)GetProcAddress(m_openal32, "alSourcef");
g_alSourcefv = (alSourcefv_fcn)GetProcAddress(m_openal32, "alSourcefv");
g_alSourcei = (alSourcei_fcn)GetProcAddress(m_openal32, "alSourcei");
g_alSourcePause = (alSourcePause_fcn)GetProcAddress(m_openal32, "alSourcePause");
g_alSourcePlay = (alSourcePlay_fcn)GetProcAddress(m_openal32, "alSourcePlay");
g_alSourceStop = (alSourceStop_fcn)GetProcAddress(m_openal32, "alSourceStop");
if(!g_alBufferData || !g_alcCloseDevice || !g_alcCreateContext || !g_alcDestroyContext ||
!g_alIsExtensionPresent || !g_alcMakeContextCurrent || !g_alcOpenDevice || !g_alDeleteBuffers ||
!g_alDeleteSources || !g_alGenBuffers || !g_alGetError || !g_alGetListenerf ||
!g_alGetListenerfv || !g_alGetSourcef || !g_alGetSourcefv || !g_alGetSourcei ||
!g_alGenSources || !g_alListenerf || !g_alListenerfv || !g_alSourcef ||
!g_alSourcefv || !g_alSourcei || !g_alSourcePause || !g_alSourcePlay ||
!g_alSourceStop)
{
std::cerr << "Loading OpenAL32.dll failed." << std::endl;
zero_handles();
FreeLibrary(m_openal32);
throw Sound_Init_Failure();
}
#ifdef _WINDOWS
m_libvorbisfile = LoadLibrary("libvorbisfile.dll");
#else
m_libvorbisfile = LoadLibrary("libvorbisfile.so");
#endif
if(!m_libvorbisfile) {
std::cerr << "Loading libvorbisfile.dll failed." << std::endl;
zero_handles();
FreeLibrary(m_openal32);
throw Sound_Init_Failure();
}
g_ov_clear = (ov_clear_fcn)GetProcAddress(m_libvorbisfile, "ov_clear");
g_ov_info = (ov_info_fcn)GetProcAddress(m_libvorbisfile, "ov_info");
g_ov_fopen = (ov_fopen_fcn)GetProcAddress(m_libvorbisfile, "ov_fopen");
g_ov_pcm_total = (ov_pcm_total_fcn)GetProcAddress(m_libvorbisfile, "ov_pcm_total");
g_ov_read = (ov_read_fcn)GetProcAddress(m_libvorbisfile, "ov_read");
if(!g_ov_clear || !g_ov_info || !g_ov_fopen || !g_ov_pcm_total || !g_ov_read) {
std::cerr << "Loading libvorbisfile.dll failed." << std::endl;
zero_handles();
FreeLibrary(m_libvorbisfile);
FreeLibrary(m_openal32);
throw Sound_Init_Failure();
}
#else
g_alBufferData = (alBufferData_fcn)::alBufferData;
g_alcCloseDevice = (alcCloseDevice_fcn)::alcCloseDevice;
g_alcCreateContext = (alcCreateContext_fcn)::alcCreateContext;
g_alcDestroyContext = (alcDestroyContext_fcn)::alcDestroyContext;
g_alIsExtensionPresent = (alIsExtensionPresent_fcn)::alIsExtensionPresent;
g_alcMakeContextCurrent = (alcMakeContextCurrent_fcn)::alcMakeContextCurrent;
g_alcOpenDevice = (alcOpenDevice_fcn)::alcOpenDevice;
g_alDeleteBuffers = (alDeleteBuffers_fcn)::alDeleteBuffers;
g_alDeleteSources = (alDeleteSources_fcn)::alDeleteSources;
g_alGenBuffers = (alGenBuffers_fcn)::alGenBuffers;
g_alGetError = (alGetError_fcn)::alGetError;
g_alGetListenerf = (alGetListenerf_fcn)::alGetListenerf;
g_alGetListenerfv = (alGetListenerfv_fcn)::alGetListenerfv;
g_alGetSourcef = (alGetSourcef_fcn)::alGetSourcef;
g_alGetSourcefv = (alGetSourcefv_fcn)::alGetSourcefv;
g_alGetSourcei = (alGetSourcei_fcn)::alGetSourcei;
g_alGenSources = (alGenSources_fcn)::alGenSources;
g_alListenerf = (alListenerf_fcn)::alListenerf;
g_alListenerfv = (alListenerfv_fcn)::alListenerfv;
g_alSourcef = (alSourcef_fcn)::alSourcef;
g_alSourcefv = (alSourcefv_fcn)::alSourcefv;
g_alSourcei = (alSourcei_fcn)::alSourcei;
g_alSourcePause = (alSourcePause_fcn)::alSourcePause;
g_alSourcePlay = (alSourcePlay_fcn)::alSourcePlay;
g_alSourceStop = (alSourceStop_fcn)::alSourceStop;
g_ov_clear = (ov_clear_fcn)::ov_clear;
g_ov_info = (ov_info_fcn)::ov_info;
g_ov_fopen = (ov_fopen_fcn)::ov_fopen;
g_ov_pcm_total = (ov_pcm_total_fcn)::ov_pcm_total;
g_ov_read = (ov_read_fcn)::ov_read;
#endif
m_device = alcOpenDevice()(0);
if(!m_device) {
zero_handles();
FreeLibrary(m_libvorbisfile);
FreeLibrary(m_openal32);
throw Sound_Init_Failure();
}
m_context = alcCreateContext()(m_device, 0);
if(!m_context) {
alcCloseDevice()(m_device);
zero_handles();
FreeLibrary(m_libvorbisfile);
FreeLibrary(m_openal32);
throw Sound_Init_Failure();
}
if(!alcMakeContextCurrent()(m_context)) {
alcDestroyContext()(m_context);
alcCloseDevice()(m_device);
zero_handles();
FreeLibrary(m_libvorbisfile);
FreeLibrary(m_openal32);
throw Sound_Init_Failure();
}
// Check for Vorbis extension functionality; seems to always fail :(
alIsExtensionPresent()("AL_EXT_vorbis");
//cerr << "Valid Audio Formats: " << alutGetMIMETypes(ALUT_LOADER_BUFFER) << std::endl;
ALfloat listener_position[] = {0.0f, 0.0f, 0.0f};
ALfloat listener_velocity[] = {0.0f, 0.0f, 0.0f};
ALfloat listener_forward_and_up[] = {1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f};
alListenerfv()(AL_POSITION, listener_position);
alListenerfv()(AL_VELOCITY, listener_velocity);
alListenerfv()(AL_ORIENTATION, listener_forward_and_up);
}
