This commit is contained in:
Joshua Reisenauer 2016-06-02 00:03:00 -07:00
parent 21a01ec870
commit 05f8e83ba9

View File

@ -117,7 +117,7 @@ typedef enum { INFO = 0, ERROR, WARNING, DEBUG, OTHER } TraceLogType;
//----------------------------------------------------------------------------------
static MixChannel_t* mixChannelsActive_g[MAX_MIX_CHANNELS]; // What mix channels are currently active
static bool musicEnabled_g = false;
static Music currentMusic[MAX_MUSIC_STREAMS]; // Current music loaded, up to two can play at the same time
static Music currentMusic_g[MAX_MUSIC_STREAMS]; // Current music loaded, up to two can play at the same time
//----------------------------------------------------------------------------------
// Module specific Functions Declaration
@ -179,7 +179,7 @@ void CloseAudioDevice(void)
{
for(int index=0; index<MAX_MUSIC_STREAMS; index++)
{
if(currentMusic[index].mixc) StopMusicStream(index); // Stop music streaming and close current stream
if(currentMusic_g[index].mixc) StopMusicStream(index); // Stop music streaming and close current stream
}
@ -380,7 +380,7 @@ static void ResampleByteToFloat(char *chars, float *floats, unsigned short len)
}
}
// used to output raw audio streams, returns negative numbers on error
// used to output raw audio streams, returns negative numbers on error, + number represents the mix channel index
// if floating point is false the data size is 16bit short, otherwise it is float 32bit
RawAudioContext InitRawAudioContext(int sampleRate, int channels, bool floatingPoint)
{
@ -403,8 +403,9 @@ void CloseRawAudioContext(RawAudioContext ctx)
CloseMixChannel(mixChannelsActive_g[ctx]);
}
// if 0 is returned, the buffers are still full and you need to keep trying with same data until a number is returned.
// any other number returned is the number that was processed and passed into buffer.
// if 0 is returned, the buffers are still full and you need to keep trying with the same data until a + number is returned.
// any + number returned is the number of samples that was processed and passed into buffer.
// data either needs to be array of floats or shorts.
int BufferRawAudioContext(RawAudioContext ctx, void *data, unsigned short numberElements)
{
int numBuffered = 0;
@ -773,7 +774,7 @@ int PlayMusicStream(int musicIndex, char *fileName)
{
int mixIndex;
if(currentMusic[musicIndex].stream || currentMusic[musicIndex].xmctx) return 1; // error
if(currentMusic_g[musicIndex].stream || currentMusic_g[musicIndex].xmctx) return 1; // error
for(mixIndex = 0; mixIndex < MAX_MIX_CHANNELS; mixIndex++) // find empty mix channel slot
{
@ -784,9 +785,9 @@ int PlayMusicStream(int musicIndex, char *fileName)
if (strcmp(GetExtension(fileName),"ogg") == 0)
{
// Open audio stream
currentMusic[musicIndex].stream = stb_vorbis_open_filename(fileName, NULL, NULL);
currentMusic_g[musicIndex].stream = stb_vorbis_open_filename(fileName, NULL, NULL);
if (currentMusic[musicIndex].stream == NULL)
if (currentMusic_g[musicIndex].stream == NULL)
{
TraceLog(WARNING, "[%s] OGG audio file could not be opened", fileName);
return 3; // error
@ -794,48 +795,48 @@ int PlayMusicStream(int musicIndex, char *fileName)
else
{
// Get file info
stb_vorbis_info info = stb_vorbis_get_info(currentMusic[musicIndex].stream);
stb_vorbis_info info = stb_vorbis_get_info(currentMusic_g[musicIndex].stream);
TraceLog(INFO, "[%s] Ogg sample rate: %i", fileName, info.sample_rate);
TraceLog(INFO, "[%s] Ogg channels: %i", fileName, info.channels);
TraceLog(DEBUG, "[%s] Temp memory required: %i", fileName, info.temp_memory_required);
currentMusic[musicIndex].loop = true; // We loop by default
currentMusic_g[musicIndex].loop = true; // We loop by default
musicEnabled_g = true;
currentMusic[musicIndex].totalSamplesLeft = (unsigned int)stb_vorbis_stream_length_in_samples(currentMusic[musicIndex].stream) * info.channels;
currentMusic[musicIndex].totalLengthSeconds = stb_vorbis_stream_length_in_seconds(currentMusic[musicIndex].stream);
currentMusic_g[musicIndex].totalSamplesLeft = (unsigned int)stb_vorbis_stream_length_in_samples(currentMusic_g[musicIndex].stream) * info.channels;
currentMusic_g[musicIndex].totalLengthSeconds = stb_vorbis_stream_length_in_seconds(currentMusic_g[musicIndex].stream);
if (info.channels == 2){
currentMusic[musicIndex].mixc = InitMixChannel(info.sample_rate, mixIndex, 2, false);
currentMusic[musicIndex].mixc->playing = true;
currentMusic_g[musicIndex].mixc = InitMixChannel(info.sample_rate, mixIndex, 2, false);
currentMusic_g[musicIndex].mixc->playing = true;
}
else{
currentMusic[musicIndex].mixc = InitMixChannel(info.sample_rate, mixIndex, 1, false);
currentMusic[musicIndex].mixc->playing = true;
currentMusic_g[musicIndex].mixc = InitMixChannel(info.sample_rate, mixIndex, 1, false);
currentMusic_g[musicIndex].mixc->playing = true;
}
if(!currentMusic[musicIndex].mixc) return 4; // error
if(!currentMusic_g[musicIndex].mixc) return 4; // error
}
}
else if (strcmp(GetExtension(fileName),"xm") == 0)
{
// only stereo is supported for xm
if(!jar_xm_create_context_from_file(&currentMusic[musicIndex].xmctx, 48000, fileName))
if(!jar_xm_create_context_from_file(&currentMusic_g[musicIndex].xmctx, 48000, fileName))
{
currentMusic[musicIndex].chipTune = true;
currentMusic[musicIndex].loop = true;
jar_xm_set_max_loop_count(currentMusic[musicIndex].xmctx, 0); // infinite number of loops
currentMusic[musicIndex].totalSamplesLeft = (unsigned int)jar_xm_get_remaining_samples(currentMusic[musicIndex].xmctx);
currentMusic[musicIndex].totalLengthSeconds = ((float)currentMusic[musicIndex].totalSamplesLeft) / 48000.f;
currentMusic_g[musicIndex].chipTune = true;
currentMusic_g[musicIndex].loop = true;
jar_xm_set_max_loop_count(currentMusic_g[musicIndex].xmctx, 0); // infinite number of loops
currentMusic_g[musicIndex].totalSamplesLeft = (unsigned int)jar_xm_get_remaining_samples(currentMusic_g[musicIndex].xmctx);
currentMusic_g[musicIndex].totalLengthSeconds = ((float)currentMusic_g[musicIndex].totalSamplesLeft) / 48000.f;
musicEnabled_g = true;
TraceLog(INFO, "[%s] XM number of samples: %i", fileName, currentMusic[musicIndex].totalSamplesLeft);
TraceLog(INFO, "[%s] XM track length: %11.6f sec", fileName, currentMusic[musicIndex].totalLengthSeconds);
TraceLog(INFO, "[%s] XM number of samples: %i", fileName, currentMusic_g[musicIndex].totalSamplesLeft);
TraceLog(INFO, "[%s] XM track length: %11.6f sec", fileName, currentMusic_g[musicIndex].totalLengthSeconds);
currentMusic[musicIndex].mixc = InitMixChannel(48000, mixIndex, 2, false);
if(!currentMusic[musicIndex].mixc) return 5; // error
currentMusic[musicIndex].mixc->playing = true;
currentMusic_g[musicIndex].mixc = InitMixChannel(48000, mixIndex, 2, true);
if(!currentMusic_g[musicIndex].mixc) return 5; // error
currentMusic_g[musicIndex].mixc->playing = true;
}
else
{
@ -845,21 +846,21 @@ int PlayMusicStream(int musicIndex, char *fileName)
}
else if (strcmp(GetExtension(fileName),"mod") == 0)
{
jar_mod_init(&currentMusic[musicIndex].modctx);
if(jar_mod_load_file(&currentMusic[musicIndex].modctx, fileName))
jar_mod_init(&currentMusic_g[musicIndex].modctx);
if(jar_mod_load_file(&currentMusic_g[musicIndex].modctx, fileName))
{
currentMusic[musicIndex].chipTune = true;
currentMusic[musicIndex].loop = true;
currentMusic[musicIndex].totalSamplesLeft = (unsigned int)jar_mod_max_samples(&currentMusic[musicIndex].modctx);
currentMusic[musicIndex].totalLengthSeconds = ((float)currentMusic[musicIndex].totalSamplesLeft) / 48000.f;
currentMusic_g[musicIndex].chipTune = true;
currentMusic_g[musicIndex].loop = true;
currentMusic_g[musicIndex].totalSamplesLeft = (unsigned int)jar_mod_max_samples(&currentMusic_g[musicIndex].modctx);
currentMusic_g[musicIndex].totalLengthSeconds = ((float)currentMusic_g[musicIndex].totalSamplesLeft) / 48000.f;
musicEnabled_g = true;
TraceLog(INFO, "[%s] MOD number of samples: %i", fileName, currentMusic[musicIndex].totalSamplesLeft);
TraceLog(INFO, "[%s] MOD track length: %11.6f sec", fileName, currentMusic[musicIndex].totalLengthSeconds);
TraceLog(INFO, "[%s] MOD number of samples: %i", fileName, currentMusic_g[musicIndex].totalSamplesLeft);
TraceLog(INFO, "[%s] MOD track length: %11.6f sec", fileName, currentMusic_g[musicIndex].totalLengthSeconds);
currentMusic[musicIndex].mixc = InitMixChannel(48000, mixIndex, 2, false);
if(!currentMusic[musicIndex].mixc) return 7; // error
currentMusic[musicIndex].mixc->playing = true;
currentMusic_g[musicIndex].mixc = InitMixChannel(48000, mixIndex, 2, false);
if(!currentMusic_g[musicIndex].mixc) return 7; // error
currentMusic_g[musicIndex].mixc->playing = true;
}
else
{
@ -875,32 +876,32 @@ int PlayMusicStream(int musicIndex, char *fileName)
return 0; // normal return
}
// Stop music playing for individual music index of currentMusic array (close stream)
// Stop music playing for individual music index of currentMusic_g array (close stream)
void StopMusicStream(int index)
{
if (index < MAX_MUSIC_STREAMS && currentMusic[index].mixc)
if (index < MAX_MUSIC_STREAMS && currentMusic_g[index].mixc)
{
CloseMixChannel(currentMusic[index].mixc);
CloseMixChannel(currentMusic_g[index].mixc);
if (currentMusic[index].chipTune && currentMusic[index].xmctx)
if (currentMusic_g[index].chipTune && currentMusic_g[index].xmctx)
{
jar_xm_free_context(currentMusic[index].xmctx);
currentMusic[index].xmctx = 0;
jar_xm_free_context(currentMusic_g[index].xmctx);
currentMusic_g[index].xmctx = 0;
}
else if(currentMusic[index].chipTune && currentMusic[index].modctx.mod_loaded)
else if(currentMusic_g[index].chipTune && currentMusic_g[index].modctx.mod_loaded)
{
jar_mod_unload(&currentMusic[index].modctx);
jar_mod_unload(&currentMusic_g[index].modctx);
}
else
{
stb_vorbis_close(currentMusic[index].stream);
stb_vorbis_close(currentMusic_g[index].stream);
}
if(!getMusicStreamCount()) musicEnabled_g = false;
if(currentMusic[index].stream || currentMusic[index].xmctx)
if(currentMusic_g[index].stream || currentMusic_g[index].xmctx)
{
currentMusic[index].stream = NULL;
currentMusic[index].xmctx = NULL;
currentMusic_g[index].stream = NULL;
currentMusic_g[index].xmctx = NULL;
}
}
}
@ -910,7 +911,7 @@ int getMusicStreamCount(void)
{
int musicCount = 0;
for(int musicIndex = 0; musicIndex < MAX_MUSIC_STREAMS; musicIndex++) // find empty music slot
if(currentMusic[musicIndex].stream != NULL || currentMusic[musicIndex].chipTune) musicCount++;
if(currentMusic_g[musicIndex].stream != NULL || currentMusic_g[musicIndex].chipTune) musicCount++;
return musicCount;
}
@ -919,11 +920,11 @@ int getMusicStreamCount(void)
void PauseMusicStream(int index)
{
// Pause music stream if music available!
if (index < MAX_MUSIC_STREAMS && currentMusic[index].mixc && musicEnabled_g)
if (index < MAX_MUSIC_STREAMS && currentMusic_g[index].mixc && musicEnabled_g)
{
TraceLog(INFO, "Pausing music stream");
alSourcePause(currentMusic[index].mixc->alSource);
currentMusic[index].mixc->playing = false;
alSourcePause(currentMusic_g[index].mixc->alSource);
currentMusic_g[index].mixc->playing = false;
}
}
@ -932,13 +933,13 @@ void ResumeMusicStream(int index)
{
// Resume music playing... if music available!
ALenum state;
if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc){
alGetSourcei(currentMusic[index].mixc->alSource, AL_SOURCE_STATE, &state);
if(index < MAX_MUSIC_STREAMS && currentMusic_g[index].mixc){
alGetSourcei(currentMusic_g[index].mixc->alSource, AL_SOURCE_STATE, &state);
if (state == AL_PAUSED)
{
TraceLog(INFO, "Resuming music stream");
alSourcePlay(currentMusic[index].mixc->alSource);
currentMusic[index].mixc->playing = true;
alSourcePlay(currentMusic_g[index].mixc->alSource);
currentMusic_g[index].mixc->playing = true;
}
}
}
@ -949,8 +950,8 @@ bool IsMusicPlaying(int index)
bool playing = false;
ALint state;
if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc){
alGetSourcei(currentMusic[index].mixc->alSource, AL_SOURCE_STATE, &state);
if(index < MAX_MUSIC_STREAMS && currentMusic_g[index].mixc){
alGetSourcei(currentMusic_g[index].mixc->alSource, AL_SOURCE_STATE, &state);
if (state == AL_PLAYING) playing = true;
}
@ -960,15 +961,15 @@ bool IsMusicPlaying(int index)
// Set volume for music
void SetMusicVolume(int index, float volume)
{
if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc){
alSourcef(currentMusic[index].mixc->alSource, AL_GAIN, volume);
if(index < MAX_MUSIC_STREAMS && currentMusic_g[index].mixc){
alSourcef(currentMusic_g[index].mixc->alSource, AL_GAIN, volume);
}
}
void SetMusicPitch(int index, float pitch)
{
if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc){
alSourcef(currentMusic[index].mixc->alSource, AL_PITCH, pitch);
if(index < MAX_MUSIC_STREAMS && currentMusic_g[index].mixc){
alSourcef(currentMusic_g[index].mixc->alSource, AL_PITCH, pitch);
}
}
@ -976,13 +977,13 @@ void SetMusicPitch(int index, float pitch)
float GetMusicTimeLength(int index)
{
float totalSeconds;
if (currentMusic[index].chipTune)
if (currentMusic_g[index].chipTune)
{
totalSeconds = (float)currentMusic[index].totalLengthSeconds;
totalSeconds = (float)currentMusic_g[index].totalLengthSeconds;
}
else
{
totalSeconds = stb_vorbis_stream_length_in_seconds(currentMusic[index].stream);
totalSeconds = stb_vorbis_stream_length_in_seconds(currentMusic_g[index].stream);
}
return totalSeconds;
@ -992,24 +993,24 @@ float GetMusicTimeLength(int index)
float GetMusicTimePlayed(int index)
{
float secondsPlayed = 0.0f;
if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc)
if(index < MAX_MUSIC_STREAMS && currentMusic_g[index].mixc)
{
if (currentMusic[index].chipTune && currentMusic[index].xmctx)
if (currentMusic_g[index].chipTune && currentMusic_g[index].xmctx)
{
uint64_t samples;
jar_xm_get_position(currentMusic[index].xmctx, NULL, NULL, NULL, &samples);
secondsPlayed = (float)samples / (48000.f * currentMusic[index].mixc->channels); // Not sure if this is the correct value
jar_xm_get_position(currentMusic_g[index].xmctx, NULL, NULL, NULL, &samples);
secondsPlayed = (float)samples / (48000.f * currentMusic_g[index].mixc->channels); // Not sure if this is the correct value
}
else if(currentMusic[index].chipTune && currentMusic[index].modctx.mod_loaded)
else if(currentMusic_g[index].chipTune && currentMusic_g[index].modctx.mod_loaded)
{
long numsamp = jar_mod_current_samples(&currentMusic[index].modctx);
long numsamp = jar_mod_current_samples(&currentMusic_g[index].modctx);
secondsPlayed = (float)numsamp / (48000.f);
}
else
{
int totalSamples = stb_vorbis_stream_length_in_samples(currentMusic[index].stream) * currentMusic[index].mixc->channels;
int samplesPlayed = totalSamples - currentMusic[index].totalSamplesLeft;
secondsPlayed = (float)samplesPlayed / (currentMusic[index].mixc->sampleRate * currentMusic[index].mixc->channels);
int totalSamples = stb_vorbis_stream_length_in_samples(currentMusic_g[index].stream) * currentMusic_g[index].mixc->channels;
int samplesPlayed = totalSamples - currentMusic_g[index].totalSamplesLeft;
secondsPlayed = (float)samplesPlayed / (currentMusic_g[index].mixc->sampleRate * currentMusic_g[index].mixc->channels);
}
}
@ -1024,28 +1025,35 @@ float GetMusicTimePlayed(int index)
static bool BufferMusicStream(int index, int numBuffers)
{
short pcm[MUSIC_BUFFER_SIZE_SHORT];
//float pcmf[MUSIC_BUFFER_SIZE_FLOAT];
float pcmf[MUSIC_BUFFER_SIZE_FLOAT];
int size = 0; // Total size of data steamed in L+R samples for xm floats, individual L or R for ogg shorts
bool active = true; // We can get more data from stream (not finished)
if (currentMusic[index].chipTune) // There is no end of stream for xmfiles, once the end is reached zeros are generated for non looped chiptunes.
if (currentMusic_g[index].chipTune) // There is no end of stream for xmfiles, once the end is reached zeros are generated for non looped chiptunes.
{
if(currentMusic[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_SHORT)
size = MUSIC_BUFFER_SIZE_SHORT / 2;
else
size = currentMusic[index].totalSamplesLeft / 2;
for(int x=0; x<numBuffers; x++)
{
if(currentMusic[index].modctx.mod_loaded)
jar_mod_fillbuffer(&currentMusic[index].modctx, pcm, size, 0 );
else if(currentMusic[index].xmctx)
jar_xm_generate_samples_16bit(currentMusic[index].xmctx, pcm, size); // reads 2*readlen shorts and moves them to buffer+size memory location
if(currentMusic_g[index].modctx.mod_loaded){
if(currentMusic_g[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_SHORT)
size = MUSIC_BUFFER_SIZE_SHORT / 2;
else
size = currentMusic_g[index].totalSamplesLeft / 2;
jar_mod_fillbuffer(&currentMusic_g[index].modctx, pcm, size, 0 );
BufferMixChannel(currentMusic_g[index].mixc, pcm, size * 2);
}
else if(currentMusic_g[index].xmctx){
if(currentMusic_g[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_FLOAT)
size = MUSIC_BUFFER_SIZE_FLOAT / 2;
else
size = currentMusic_g[index].totalSamplesLeft / 2;
jar_xm_generate_samples(currentMusic_g[index].xmctx, pcmf, size); // reads 2*readlen shorts and moves them to buffer+size memory location
BufferMixChannel(currentMusic_g[index].mixc, pcmf, size * 2);
}
BufferMixChannel(currentMusic[index].mixc, pcm, size * 2);
currentMusic[index].totalSamplesLeft -= size;
if(currentMusic[index].totalSamplesLeft <= 0)
currentMusic_g[index].totalSamplesLeft -= size;
if(currentMusic_g[index].totalSamplesLeft <= 0)
{
active = false;
break;
@ -1054,17 +1062,17 @@ static bool BufferMusicStream(int index, int numBuffers)
}
else
{
if(currentMusic[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_SHORT)
if(currentMusic_g[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_SHORT)
size = MUSIC_BUFFER_SIZE_SHORT;
else
size = currentMusic[index].totalSamplesLeft;
size = currentMusic_g[index].totalSamplesLeft;
for(int x=0; x<numBuffers; x++)
{
int streamedBytes = stb_vorbis_get_samples_short_interleaved(currentMusic[index].stream, currentMusic[index].mixc->channels, pcm, size);
BufferMixChannel(currentMusic[index].mixc, pcm, streamedBytes * currentMusic[index].mixc->channels);
currentMusic[index].totalSamplesLeft -= streamedBytes * currentMusic[index].mixc->channels;
if(currentMusic[index].totalSamplesLeft <= 0)
int streamedBytes = stb_vorbis_get_samples_short_interleaved(currentMusic_g[index].stream, currentMusic_g[index].mixc->channels, pcm, size);
BufferMixChannel(currentMusic_g[index].mixc, pcm, streamedBytes * currentMusic_g[index].mixc->channels);
currentMusic_g[index].totalSamplesLeft -= streamedBytes * currentMusic_g[index].mixc->channels;
if(currentMusic_g[index].totalSamplesLeft <= 0)
{
active = false;
break;
@ -1081,11 +1089,11 @@ static void EmptyMusicStream(int index)
ALuint buffer = 0;
int queued = 0;
alGetSourcei(currentMusic[index].mixc->alSource, AL_BUFFERS_QUEUED, &queued);
alGetSourcei(currentMusic_g[index].mixc->alSource, AL_BUFFERS_QUEUED, &queued);
while (queued > 0)
{
alSourceUnqueueBuffers(currentMusic[index].mixc->alSource, 1, &buffer);
alSourceUnqueueBuffers(currentMusic_g[index].mixc->alSource, 1, &buffer);
queued--;
}
@ -1095,7 +1103,7 @@ static void EmptyMusicStream(int index)
static int IsMusicStreamReadyForBuffering(int index)
{
ALint processed = 0;
alGetSourcei(currentMusic[index].mixc->alSource, AL_BUFFERS_PROCESSED, &processed);
alGetSourcei(currentMusic_g[index].mixc->alSource, AL_BUFFERS_PROCESSED, &processed);
return processed;
}
@ -1106,21 +1114,21 @@ void UpdateMusicStream(int index)
bool active = true;
int numBuffers = IsMusicStreamReadyForBuffering(index);
if (currentMusic[index].mixc->playing && index < MAX_MUSIC_STREAMS && musicEnabled_g && currentMusic[index].mixc && numBuffers)
if (currentMusic_g[index].mixc->playing && index < MAX_MUSIC_STREAMS && musicEnabled_g && currentMusic_g[index].mixc && numBuffers)
{
active = BufferMusicStream(index, numBuffers);
if (!active && currentMusic[index].loop)
if (!active && currentMusic_g[index].loop)
{
if (currentMusic[index].chipTune)
if (currentMusic_g[index].chipTune)
{
if(currentMusic[index].modctx.mod_loaded) jar_mod_seek_start(&currentMusic[index].modctx);
currentMusic[index].totalSamplesLeft = currentMusic[index].totalLengthSeconds * 48000;
if(currentMusic_g[index].modctx.mod_loaded) jar_mod_seek_start(&currentMusic_g[index].modctx);
currentMusic_g[index].totalSamplesLeft = currentMusic_g[index].totalLengthSeconds * 48000;
}
else
{
stb_vorbis_seek_start(currentMusic[index].stream);
currentMusic[index].totalSamplesLeft = stb_vorbis_stream_length_in_samples(currentMusic[index].stream) * currentMusic[index].mixc->channels;
stb_vorbis_seek_start(currentMusic_g[index].stream);
currentMusic_g[index].totalSamplesLeft = stb_vorbis_stream_length_in_samples(currentMusic_g[index].stream) * currentMusic_g[index].mixc->channels;
}
active = true;
}
@ -1128,9 +1136,9 @@ void UpdateMusicStream(int index)
if (alGetError() != AL_NO_ERROR) TraceLog(WARNING, "Error buffering data...");
alGetSourcei(currentMusic[index].mixc->alSource, AL_SOURCE_STATE, &state);
alGetSourcei(currentMusic_g[index].mixc->alSource, AL_SOURCE_STATE, &state);
if (state != AL_PLAYING && active) alSourcePlay(currentMusic[index].mixc->alSource);
if (state != AL_PLAYING && active) alSourcePlay(currentMusic_g[index].mixc->alSource);
if (!active) StopMusicStream(index);