diff --git a/src/audio.c b/src/audio.c index 3c618dd2..19a80712 100644 --- a/src/audio.c +++ b/src/audio.c @@ -2,7 +2,7 @@ * * raylib.audio * -* Basic functions to manage Audio: +* Basic functions to manage Audio: * Manage audio device (init/close) * Load and Unload audio files * Play/Stop/Pause/Resume loaded audio @@ -99,8 +99,8 @@ // Types and Structures Definition //---------------------------------------------------------------------------------- -// Used to create custom audio streams that are not bound to a specific file. -// There can be no more than 4 concurrent mixchannels in use. +// Used to create custom audio streams that are not bound to a specific file. +// There can be no more than 4 concurrent mixchannels in use. // This is due to each active mixc being tied to a dedicated mix channel. typedef struct MixChannel { unsigned short sampleRate; // default is 48000 @@ -108,7 +108,7 @@ typedef struct MixChannel { unsigned char mixChannel; // 0-3 or mixA-mixD, each mix channel can receive up to one dedicated audio stream bool floatingPoint; // if false then the short datatype is used instead bool playing; // false if paused - + ALenum alFormat; // OpenAL format specifier ALuint alSource; // OpenAL source ALuint alBuffer[MAX_STREAM_BUFFERS]; // OpenAL sample buffer @@ -121,7 +121,7 @@ typedef struct Music { jar_xm_context_t *xmctx; // XM chiptune context jar_mod_context_t modctx; // MOD chiptune context MixChannel *mixc; // Mix channel - + unsigned int totalSamplesLeft; float totalLengthSeconds; bool loop; @@ -145,7 +145,8 @@ typedef enum { ERROR_UNABLE_TO_OPEN_RRES_FILE = 2048, ERROR_INVALID_RRES_FILE = 4096, ERROR_INVALID_RRES_RESOURCE = 8192, - ERROR_UNINITIALIZED_CHANNELS = 16384 + ERROR_UNINITIALIZED_CHANNELS = 16384, + ERROR_UNINTIALIZED_MUSIC_BUFFER = 32768 } AudioError; #if defined(AUDIO_STANDALONE) @@ -217,7 +218,7 @@ void CloseAudioDevice(void) { for (int index = 0; index < MAX_MUSIC_STREAMS; index++) { - if (musicStreams[index].mixc) StopMusicStream(index); // Stop music streaming and close current stream + if (musicStreams[index].mixc) StopMusicStreamEx(index); // Stop music streaming and close current stream } ALCdevice *device; @@ -236,12 +237,12 @@ void CloseAudioDevice(void) bool IsAudioDeviceReady(void) { ALCcontext *context = alcGetCurrentContext(); - + if (context == NULL) return false; else { ALCdevice *device = alcGetContextsDevice(context); - + if (device == NULL) return false; else return true; } @@ -252,13 +253,13 @@ bool IsAudioDeviceReady(void) //---------------------------------------------------------------------------------- // Init mix channel for streaming -// The mixChannel is what audio muxing channel you want to operate on, 0-3 are the ones available. +// The mixChannel is what audio muxing channel you want to operate on, 0-3 are the ones available. // Each mix channel can only be used one at a time. static MixChannel *InitMixChannel(unsigned short sampleRate, unsigned char mixChannel, unsigned char channels, bool floatingPoint) { if (mixChannel >= MAX_MIX_CHANNELS) return NULL; if (!IsAudioDeviceReady()) InitAudioDevice(); - + if (!mixChannels[mixChannel]) { MixChannel *mixc = (MixChannel *)malloc(sizeof(MixChannel)); @@ -267,7 +268,7 @@ static MixChannel *InitMixChannel(unsigned short sampleRate, unsigned char mixCh mixc->mixChannel = mixChannel; mixc->floatingPoint = floatingPoint; mixChannels[mixChannel] = mixc; - + // Setup OpenAL format if (channels == 1) { @@ -279,17 +280,17 @@ static MixChannel *InitMixChannel(unsigned short sampleRate, unsigned char mixCh if (floatingPoint) mixc->alFormat = AL_FORMAT_STEREO_FLOAT32; else mixc->alFormat = AL_FORMAT_STEREO16; } - + // Create an audio source alGenSources(1, &mixc->alSource); alSourcef(mixc->alSource, AL_PITCH, 1); alSourcef(mixc->alSource, AL_GAIN, 1); alSource3f(mixc->alSource, AL_POSITION, 0, 0, 0); alSource3f(mixc->alSource, AL_VELOCITY, 0, 0, 0); - + // Create Buffer alGenBuffers(MAX_STREAM_BUFFERS, mixc->alBuffer); - + // Fill buffers for (int i = 0; i < MAX_STREAM_BUFFERS; i++) { @@ -305,14 +306,14 @@ static MixChannel *InitMixChannel(unsigned short sampleRate, unsigned char mixCh alBufferData(mixc->alBuffer[i], mixc->alFormat, pcm, MUSIC_BUFFER_SIZE_SHORT*sizeof(short), mixc->sampleRate); } } - + alSourceQueueBuffers(mixc->alSource, MAX_STREAM_BUFFERS, mixc->alBuffer); mixc->playing = true; alSourcePlay(mixc->alSource); - + return mixc; } - + return NULL; } @@ -323,18 +324,18 @@ static void CloseMixChannel(MixChannel *mixc) { alSourceStop(mixc->alSource); mixc->playing = false; - + // Flush out all queued buffers ALuint buffer = 0; int queued = 0; alGetSourcei(mixc->alSource, AL_BUFFERS_QUEUED, &queued); - + while (queued > 0) { alSourceUnqueueBuffers(mixc->alSource, 1, &buffer); queued--; } - + // Delete source and buffers alDeleteSources(1, &mixc->alSource); alDeleteBuffers(MAX_STREAM_BUFFERS, mixc->alBuffer); @@ -350,30 +351,30 @@ static void CloseMixChannel(MixChannel *mixc) static int BufferMixChannel(MixChannel *mixc, void *data, int numberElements) { if (!mixc || (mixChannels[mixc->mixChannel] != mixc)) return 0; // When there is two channels there must be an even number of samples - - if (!data || !numberElements) - { + + if (!data || !numberElements) + { // Pauses audio until data is given if (mixc->playing) { alSourcePause(mixc->alSource); mixc->playing = false; } - + return 0; } else if (!mixc->playing) - { + { // Restart audio otherwise alSourcePlay(mixc->alSource); mixc->playing = true; } ALuint buffer = 0; - + alSourceUnqueueBuffers(mixc->alSource, 1, &buffer); if (!buffer) return 0; - + if (mixc->floatingPoint) { // Process float buffers @@ -386,9 +387,9 @@ static int BufferMixChannel(MixChannel *mixc, void *data, int numberElements) short *ptr = (short *)data; alBufferData(buffer, mixc->alFormat, ptr, numberElements*sizeof(short), mixc->sampleRate); } - + alSourceQueueBuffers(mixc->alSource, 1, &buffer); - + return numberElements; } @@ -435,7 +436,7 @@ int InitRawMixChannel(int sampleRate, int channels, bool floatingPoint) return -1; } } - + if (InitMixChannel(sampleRate, mixIndex, channels, floatingPoint)) return mixIndex; else { @@ -451,13 +452,13 @@ int InitRawMixChannel(int sampleRate, int channels, bool floatingPoint) int BufferRawAudioContext(int ctx, void *data, unsigned short numberElements) { int numBuffered = 0; - + if (ctx >= 0) { MixChannel *mixc = mixChannels[ctx]; numBuffered = BufferMixChannel(mixc, data, numberElements); } - + return numBuffered; } @@ -482,12 +483,12 @@ Sound LoadSound(char *fileName) // Audio file loading // NOTE: Buffer space is allocated inside function, Wave must be freed - if (strcmp(GetExtension(fileName), "wav") == 0) wave = LoadWAV(fileName); - else if (strcmp(GetExtension(fileName), "ogg") == 0) wave = LoadOGG(fileName); + if (strcmp(GetExtension(fileName),"wav") == 0) wave = LoadWAV(fileName); + else if (strcmp(GetExtension(fileName),"ogg") == 0) wave = LoadOGG(fileName); else { TraceLog(WARNING, "[%s] Sound extension not recognized, it can't be loaded", fileName); - + // TODO: Find a better way to register errors (similar to glGetError()) lastAudioError = ERROR_EXTENSION_NOT_RECOGNIZED; } @@ -528,7 +529,7 @@ Sound LoadSound(char *fileName) // Attach sound buffer to source alSourcei(source, AL_BUFFER, buffer); - TraceLog(INFO, "[SND ID %i][BUFR ID %i] Sound file loaded successfully (SampleRate: %i, BitRate: %i, Channels: %i)", source, buffer, wave.sampleRate, wave.bitsPerSample, wave.channels); + TraceLog(INFO, "[%s] Sound file loaded successfully (SampleRate: %i, BitRate: %i, Channels: %i)", fileName, wave.sampleRate, wave.bitsPerSample, wave.channels); // Unallocate WAV data UnloadWave(wave); @@ -602,9 +603,9 @@ Sound LoadSoundFromRES(const char *rresName, int resId) #if defined(AUDIO_STANDALONE) TraceLog(WARNING, "Sound loading from rRES resource file not supported on standalone mode"); #else - + bool found = false; - + char id[4]; // rRES file identifier unsigned char version; // rRES file version and subversion char useless; // rRES header reserved data @@ -758,8 +759,8 @@ void UnloadSound(Sound sound) { alDeleteSources(1, &sound.source); alDeleteBuffers(1, &sound.buffer); - - TraceLog(INFO, "[SND ID %i][BUFR ID %i] Unloaded sound data from RAM", sound.source, sound.buffer); + + TraceLog(INFO, "Unloaded sound data"); } // Play a sound @@ -823,138 +824,182 @@ void SetSoundPitch(Sound sound, float pitch) // Module Functions Definition - Music loading and stream playing (.OGG) //---------------------------------------------------------------------------------- +MusicBuffer LoadMusicBufferStream(char *fileName, int index) +{ + MusicBuffer buffer = { 0 }; + + if(index > MAX_MUSIC_STREAMS) + { + TraceLog("[%s] index is greater than MAX_MUSIC_STREAMS", ERROR); + return; // error + } + + buffer.fileName = fileName; + buffer.index = index; + + + if (musicStreams[buffer.index].stream || musicStreams[buffer.index].xmctx) return; // error + + return buffer; +} + // Start music playing (open stream) // returns 0 on success or error code -int PlayMusicStream(int index, char *fileName) +int PlayMusicStream(MusicBuffer musicBuffer) { + if(musicBuffer.fileName == 0) + { + return ERROR_UNINTIALIZED_MUSIC_BUFFER; + } int mixIndex; - - if (musicStreams[index].stream || musicStreams[index].xmctx) return ERROR_UNINITIALIZED_CHANNELS; // error - for (mixIndex = 0; mixIndex < MAX_MIX_CHANNELS; mixIndex++) // find empty mix channel slot { if (mixChannels[mixIndex] == NULL) break; else if (mixIndex == (MAX_MIX_CHANNELS - 1)) return ERROR_OUT_OF_MIX_CHANNELS; // error } - - if (strcmp(GetExtension(fileName), "ogg") == 0) + + if (strcmp(GetExtension(musicBuffer.fileName),"ogg") == 0) { // Open audio stream - musicStreams[index].stream = stb_vorbis_open_filename(fileName, NULL, NULL); + musicStreams[musicBuffer.index].stream = stb_vorbis_open_filename(musicBuffer.fileName, NULL, NULL); - if (musicStreams[index].stream == NULL) + if (musicStreams[musicBuffer.index].stream == NULL) { - TraceLog(WARNING, "[%s] OGG audio file could not be opened", fileName); + TraceLog(WARNING, "[%s] OGG audio file could not be opened", musicBuffer.fileName); return ERROR_LOADING_OGG; // error } else { // Get file info - stb_vorbis_info info = stb_vorbis_get_info(musicStreams[index].stream); - - TraceLog(DEBUG, "[%s] Ogg sample rate: %i", fileName, info.sample_rate); - TraceLog(DEBUG, "[%s] Ogg channels: %i", fileName, info.channels); - TraceLog(DEBUG, "[%s] Temp memory required: %i", fileName, info.temp_memory_required); - - musicStreams[index].loop = true; // We loop by default - musicStreams[index].enabled = true; - - musicStreams[index].totalSamplesLeft = (unsigned int)stb_vorbis_stream_length_in_samples(musicStreams[index].stream) * info.channels; - musicStreams[index].totalLengthSeconds = stb_vorbis_stream_length_in_seconds(musicStreams[index].stream); - + stb_vorbis_info info = stb_vorbis_get_info(musicStreams[musicBuffer.index].stream); + + TraceLog(INFO, "[%s] Ogg sample rate: %i", musicBuffer.fileName, info.sample_rate); + TraceLog(INFO, "[%s] Ogg channels: %i", musicBuffer.fileName, info.channels); + TraceLog(DEBUG, "[%s] Temp memory required: %i", musicBuffer.fileName, info.temp_memory_required); + + musicStreams[musicBuffer.index].loop = true; // We loop by default + musicStreams[musicBuffer.index].enabled = true; + + + musicStreams[musicBuffer.index].totalSamplesLeft = (unsigned int)stb_vorbis_stream_length_in_samples(musicStreams[musicBuffer.index].stream) * info.channels; + musicStreams[musicBuffer.index].totalLengthSeconds = stb_vorbis_stream_length_in_seconds(musicStreams[musicBuffer.index].stream); + if (info.channels == 2) { - musicStreams[index].mixc = InitMixChannel(info.sample_rate, mixIndex, 2, false); - musicStreams[index].mixc->playing = true; + musicStreams[musicBuffer.index].mixc = InitMixChannel(info.sample_rate, mixIndex, 2, false); + musicStreams[musicBuffer.index].mixc->playing = true; } else { - musicStreams[index].mixc = InitMixChannel(info.sample_rate, mixIndex, 1, false); - musicStreams[index].mixc->playing = true; + musicStreams[musicBuffer.index].mixc = InitMixChannel(info.sample_rate, mixIndex, 1, false); + musicStreams[musicBuffer.index].mixc->playing = true; } - - if (!musicStreams[index].mixc) return ERROR_LOADING_OGG; // error + + if (!musicStreams[musicBuffer.index].mixc) return ERROR_LOADING_OGG; // error } } - else if (strcmp(GetExtension(fileName), "xm") == 0) + else if (strcmp(GetExtension(musicBuffer.fileName),"xm") == 0) { // only stereo is supported for xm - if (!jar_xm_create_context_from_file(&musicStreams[index].xmctx, 48000, fileName)) + if (!jar_xm_create_context_from_file(&musicStreams[musicBuffer.index].xmctx, 48000, musicBuffer.fileName)) { - musicStreams[index].chipTune = true; - musicStreams[index].loop = true; - jar_xm_set_max_loop_count(musicStreams[index].xmctx, 0); // infinite number of loops - musicStreams[index].totalSamplesLeft = (unsigned int)jar_xm_get_remaining_samples(musicStreams[index].xmctx); - musicStreams[index].totalLengthSeconds = ((float)musicStreams[index].totalSamplesLeft)/48000.0f; - musicStreams[index].enabled = true; - - TraceLog(INFO, "[%s] XM number of samples: %i", fileName, musicStreams[index].totalSamplesLeft); - TraceLog(INFO, "[%s] XM track length: %11.6f sec", fileName, musicStreams[index].totalLengthSeconds); - - musicStreams[index].mixc = InitMixChannel(48000, mixIndex, 2, true); - - if (!musicStreams[index].mixc) return ERROR_XM_CONTEXT_CREATION; // error - - musicStreams[index].mixc->playing = true; + musicStreams[musicBuffer.index].chipTune = true; + musicStreams[musicBuffer.index].loop = true; + jar_xm_set_max_loop_count(musicStreams[musicBuffer.index].xmctx, 0); // infinite number of loops + musicStreams[musicBuffer.index].totalSamplesLeft = (unsigned int)jar_xm_get_remaining_samples(musicStreams[musicBuffer.index].xmctx); + musicStreams[musicBuffer.index].totalLengthSeconds = ((float)musicStreams[musicBuffer.index].totalSamplesLeft)/48000.0f; + musicStreams[musicBuffer.index].enabled = true; + + TraceLog(INFO, "[%s] XM number of samples: %i", musicBuffer.fileName, musicStreams[musicBuffer.index].totalSamplesLeft); + TraceLog(INFO, "[%s] XM track length: %11.6f sec", musicBuffer.fileName, musicStreams[musicBuffer.index].totalLengthSeconds); + + musicStreams[musicBuffer.index].mixc = InitMixChannel(48000, mixIndex, 2, true); + + if (!musicStreams[musicBuffer.index].mixc) return ERROR_XM_CONTEXT_CREATION; // error + + musicStreams[musicBuffer.index].mixc->playing = true; } else { - TraceLog(WARNING, "[%s] XM file could not be opened", fileName); + TraceLog(WARNING, "[%s] XM file could not be opened", musicBuffer.fileName); return ERROR_LOADING_XM; // error } } - else if (strcmp(GetExtension(fileName), "mod") == 0) + else if (strcmp(GetExtension(musicBuffer.fileName),"mod") == 0) { - jar_mod_init(&musicStreams[index].modctx); - - if (jar_mod_load_file(&musicStreams[index].modctx, fileName)) + jar_mod_init(&musicStreams[musicBuffer.index].modctx); + + if (jar_mod_load_file(&musicStreams[musicBuffer.index].modctx, musicBuffer.fileName)) { - musicStreams[index].chipTune = true; - musicStreams[index].loop = true; - musicStreams[index].totalSamplesLeft = (unsigned int)jar_mod_max_samples(&musicStreams[index].modctx); - musicStreams[index].totalLengthSeconds = ((float)musicStreams[index].totalSamplesLeft)/48000.0f; - musicStreams[index].enabled = true; - - TraceLog(INFO, "[%s] MOD number of samples: %i", fileName, musicStreams[index].totalSamplesLeft); - TraceLog(INFO, "[%s] MOD track length: %11.6f sec", fileName, musicStreams[index].totalLengthSeconds); - - musicStreams[index].mixc = InitMixChannel(48000, mixIndex, 2, false); - - if (!musicStreams[index].mixc) return ERROR_MOD_CONTEXT_CREATION; // error - - musicStreams[index].mixc->playing = true; + musicStreams[musicBuffer.index].chipTune = true; + musicStreams[musicBuffer.index].loop = true; + musicStreams[musicBuffer.index].totalSamplesLeft = (unsigned int)jar_mod_max_samples(&musicStreams[musicBuffer.index].modctx); + musicStreams[musicBuffer.index].totalLengthSeconds = ((float)musicStreams[musicBuffer.index].totalSamplesLeft)/48000.0f; + musicStreams[musicBuffer.index].enabled = true; + + TraceLog(INFO, "[%s] MOD number of samples: %i", musicBuffer.fileName, musicStreams[musicBuffer.index].totalSamplesLeft); + TraceLog(INFO, "[%s] MOD track length: %11.6f sec", musicBuffer.fileName, musicStreams[musicBuffer.index].totalLengthSeconds); + + musicStreams[musicBuffer.index].mixc = InitMixChannel(48000, mixIndex, 2, false); + + if (!musicStreams[musicBuffer.index].mixc) return ERROR_MOD_CONTEXT_CREATION; // error + + musicStreams[musicBuffer.index].mixc->playing = true; } else { - TraceLog(WARNING, "[%s] MOD file could not be opened", fileName); + TraceLog(WARNING, "[%s] MOD file could not be opened", musicBuffer.fileName); return ERROR_LOADING_MOD; // error } } else { - TraceLog(WARNING, "[%s] Music extension not recognized, it can't be loaded", fileName); + TraceLog(WARNING, "[%s] Music extension not recognized, it can't be loaded", musicBuffer.fileName); return ERROR_EXTENSION_NOT_RECOGNIZED; // error } - + return 0; // normal return } // Stop music playing for individual music index of musicStreams array (close stream) -void StopMusicStream(int index) +void StopMusicStream(MusicBuffer musicBuffer) +{ + if (musicBuffer.index < MAX_MUSIC_STREAMS && musicStreams[musicBuffer.index].mixc) + { + CloseMixChannel(musicStreams[musicBuffer.index].mixc); + + if (musicStreams[musicBuffer.index].xmctx) + jar_xm_free_context(musicStreams[musicBuffer.index].xmctx); + else if (musicStreams[musicBuffer.index].modctx.mod_loaded) + jar_mod_unload(&musicStreams[musicBuffer.index].modctx); + else + stb_vorbis_close(musicStreams[musicBuffer.index].stream); + + musicStreams[musicBuffer.index].enabled = false; + + if (musicStreams[musicBuffer.index].stream || musicStreams[musicBuffer.index].xmctx) + { + musicStreams[musicBuffer.index].stream = NULL; + musicStreams[musicBuffer.index].xmctx = NULL; + } + } +} + +void StopMusicStreamEx(int index) { if (index < MAX_MUSIC_STREAMS && musicStreams[index].mixc) { CloseMixChannel(musicStreams[index].mixc); - + if (musicStreams[index].xmctx) jar_xm_free_context(musicStreams[index].xmctx); else if (musicStreams[index].modctx.mod_loaded) jar_mod_unload(&musicStreams[index].modctx); else stb_vorbis_close(musicStreams[index].stream); - + musicStreams[index].enabled = false; - + if (musicStreams[index].stream || musicStreams[index].xmctx) { musicStreams[index].stream = NULL; @@ -964,47 +1009,47 @@ void StopMusicStream(int index) } // Update (re-fill) music buffers if data already processed -void UpdateMusicStream(int index) +void UpdateMusicStream(MusicBuffer musicBuffer) { ALenum state; bool active = true; ALint processed = 0; - + // Determine if music stream is ready to be written - alGetSourcei(musicStreams[index].mixc->alSource, AL_BUFFERS_PROCESSED, &processed); - - if (musicStreams[index].mixc->playing && (index < MAX_MUSIC_STREAMS) && musicStreams[index].enabled && musicStreams[index].mixc && (processed > 0)) + alGetSourcei(musicStreams[musicBuffer.index].mixc->alSource, AL_BUFFERS_PROCESSED, &processed); + + if (musicStreams[musicBuffer.index].mixc->playing && (musicBuffer.index < MAX_MUSIC_STREAMS) && musicStreams[musicBuffer.index].enabled && musicStreams[musicBuffer.index].mixc && (processed > 0)) { - active = BufferMusicStream(index, processed); - - if (!active && musicStreams[index].loop) + active = BufferMusicStream(musicBuffer.index, processed); + + if (!active && musicStreams[musicBuffer.index].loop) { - if (musicStreams[index].chipTune) + if (musicStreams[musicBuffer.index].chipTune) { - if(musicStreams[index].modctx.mod_loaded) jar_mod_seek_start(&musicStreams[index].modctx); - - musicStreams[index].totalSamplesLeft = musicStreams[index].totalLengthSeconds*48000.0f; + if(musicStreams[musicBuffer.index].modctx.mod_loaded) jar_mod_seek_start(&musicStreams[musicBuffer.index].modctx); + + musicStreams[musicBuffer.index].totalSamplesLeft = musicStreams[musicBuffer.index].totalLengthSeconds*48000.0f; } else { - stb_vorbis_seek_start(musicStreams[index].stream); - musicStreams[index].totalSamplesLeft = stb_vorbis_stream_length_in_samples(musicStreams[index].stream)*musicStreams[index].mixc->channels; + stb_vorbis_seek_start(musicStreams[musicBuffer.index].stream); + musicStreams[musicBuffer.index].totalSamplesLeft = stb_vorbis_stream_length_in_samples(musicStreams[musicBuffer.index].stream)*musicStreams[musicBuffer.index].mixc->channels; } - + // Determine if music stream is ready to be written - alGetSourcei(musicStreams[index].mixc->alSource, AL_BUFFERS_PROCESSED, &processed); - - active = BufferMusicStream(index, processed); + alGetSourcei(musicStreams[musicBuffer.index].mixc->alSource, AL_BUFFERS_PROCESSED, &processed); + + active = BufferMusicStream(musicBuffer.index, processed); } if (alGetError() != AL_NO_ERROR) TraceLog(WARNING, "Error buffering data..."); - - alGetSourcei(musicStreams[index].mixc->alSource, AL_SOURCE_STATE, &state); - if (state != AL_PLAYING && active) alSourcePlay(musicStreams[index].mixc->alSource); + alGetSourcei(musicStreams[musicBuffer.index].mixc->alSource, AL_SOURCE_STATE, &state); + + if (state != AL_PLAYING && active) alSourcePlay(musicStreams[musicBuffer.index].mixc->alSource); + + if (!active) StopMusicStream(musicBuffer); - if (!active) StopMusicStream(index); - } } @@ -1012,57 +1057,57 @@ void UpdateMusicStream(int index) int GetMusicStreamCount(void) { int musicCount = 0; - + // Find empty music slot for (int musicIndex = 0; musicIndex < MAX_MUSIC_STREAMS; musicIndex++) { if(musicStreams[musicIndex].stream != NULL || musicStreams[musicIndex].chipTune) musicCount++; } - + return musicCount; } // Pause music playing -void PauseMusicStream(int index) +void PauseMusicStream(MusicBuffer musicBuffer) { // Pause music stream if music available! - if (index < MAX_MUSIC_STREAMS && musicStreams[index].mixc && musicStreams[index].enabled) + if (musicBuffer.index < MAX_MUSIC_STREAMS && musicStreams[musicBuffer.index].mixc && musicStreams[musicBuffer.index].enabled) { TraceLog(INFO, "Pausing music stream"); - alSourcePause(musicStreams[index].mixc->alSource); - musicStreams[index].mixc->playing = false; + alSourcePause(musicStreams[musicBuffer.index].mixc->alSource); + musicStreams[musicBuffer.index].mixc->playing = false; } } // Resume music playing -void ResumeMusicStream(int index) +void ResumeMusicStream(MusicBuffer musicBuffer) { // Resume music playing... if music available! ALenum state; - - if (index < MAX_MUSIC_STREAMS && musicStreams[index].mixc) + + if (musicBuffer.index < MAX_MUSIC_STREAMS && musicStreams[musicBuffer.index].mixc) { - alGetSourcei(musicStreams[index].mixc->alSource, AL_SOURCE_STATE, &state); - + alGetSourcei(musicStreams[musicBuffer.index].mixc->alSource, AL_SOURCE_STATE, &state); + if (state == AL_PAUSED) { TraceLog(INFO, "Resuming music stream"); - alSourcePlay(musicStreams[index].mixc->alSource); - musicStreams[index].mixc->playing = true; + alSourcePlay(musicStreams[musicBuffer.index].mixc->alSource); + musicStreams[musicBuffer.index].mixc->playing = true; } } } // Check if any music is playing -bool IsMusicPlaying(int index) +bool IsMusicPlaying(MusicBuffer musicBuffer) { bool playing = false; ALint state; - - if (index < MAX_MUSIC_STREAMS && musicStreams[index].mixc) + + if (musicBuffer.index < MAX_MUSIC_STREAMS && musicStreams[musicBuffer.index].mixc) { - alGetSourcei(musicStreams[index].mixc->alSource, AL_SOURCE_STATE, &state); - + alGetSourcei(musicStreams[musicBuffer.index].mixc->alSource, AL_SOURCE_STATE, &state); + if (state == AL_PLAYING) playing = true; } @@ -1070,57 +1115,57 @@ bool IsMusicPlaying(int index) } // Set volume for music -void SetMusicVolume(int index, float volume) +void SetMusicVolume(MusicBuffer musicBuffer, float volume) { - if (index < MAX_MUSIC_STREAMS && musicStreams[index].mixc) + if (musicBuffer.index < MAX_MUSIC_STREAMS && musicStreams[musicBuffer.index].mixc) { - alSourcef(musicStreams[index].mixc->alSource, AL_GAIN, volume); + alSourcef(musicStreams[musicBuffer.index].mixc->alSource, AL_GAIN, volume); } } // Set pitch for music -void SetMusicPitch(int index, float pitch) +void SetMusicPitch(MusicBuffer musicBuffer, float pitch) { - if (index < MAX_MUSIC_STREAMS && musicStreams[index].mixc) + if (musicBuffer.index < MAX_MUSIC_STREAMS && musicStreams[musicBuffer.index].mixc) { - alSourcef(musicStreams[index].mixc->alSource, AL_PITCH, pitch); + alSourcef(musicStreams[musicBuffer.index].mixc->alSource, AL_PITCH, pitch); } } // Get music time length (in seconds) -float GetMusicTimeLength(int index) +float GetMusicTimeLength(MusicBuffer musicBuffer) { float totalSeconds; - - if (musicStreams[index].chipTune) totalSeconds = (float)musicStreams[index].totalLengthSeconds; - else totalSeconds = stb_vorbis_stream_length_in_seconds(musicStreams[index].stream); + + if (musicStreams[musicBuffer.index].chipTune) totalSeconds = (float)musicStreams[musicBuffer.index].totalLengthSeconds; + else totalSeconds = stb_vorbis_stream_length_in_seconds(musicStreams[musicBuffer.index].stream); return totalSeconds; } // Get current music time played (in seconds) -float GetMusicTimePlayed(int index) +float GetMusicTimePlayed(MusicBuffer musicBuffer) { float secondsPlayed = 0.0f; - - if (index < MAX_MUSIC_STREAMS && musicStreams[index].mixc) + + if (musicBuffer.index < MAX_MUSIC_STREAMS && musicStreams[musicBuffer.index].mixc) { - if (musicStreams[index].chipTune && musicStreams[index].xmctx) + if (musicStreams[musicBuffer.index].chipTune && musicStreams[musicBuffer.index].xmctx) { uint64_t samples; - jar_xm_get_position(musicStreams[index].xmctx, NULL, NULL, NULL, &samples); - secondsPlayed = (float)samples/(48000.0f*musicStreams[index].mixc->channels); // Not sure if this is the correct value + jar_xm_get_position(musicStreams[musicBuffer.index].xmctx, NULL, NULL, NULL, &samples); + secondsPlayed = (float)samples/(48000.0f*musicStreams[musicBuffer.index].mixc->channels); // Not sure if this is the correct value } - else if(musicStreams[index].chipTune && musicStreams[index].modctx.mod_loaded) + else if(musicStreams[musicBuffer.index].chipTune && musicStreams[musicBuffer.index].modctx.mod_loaded) { - long numsamp = jar_mod_current_samples(&musicStreams[index].modctx); + long numsamp = jar_mod_current_samples(&musicStreams[musicBuffer.index].modctx); secondsPlayed = (float)numsamp/(48000.0f); } else { - int totalSamples = stb_vorbis_stream_length_in_samples(musicStreams[index].stream)*musicStreams[index].mixc->channels; - int samplesPlayed = totalSamples - musicStreams[index].totalSamplesLeft; - secondsPlayed = (float)samplesPlayed/(musicStreams[index].mixc->sampleRate*musicStreams[index].mixc->channels); + int totalSamples = stb_vorbis_stream_length_in_samples(musicStreams[musicBuffer.index].stream)*musicStreams[musicBuffer.index].mixc->channels; + int samplesPlayed = totalSamples - musicStreams[musicBuffer.index].totalSamplesLeft; + secondsPlayed = (float)samplesPlayed/(musicStreams[musicBuffer.index].mixc->sampleRate*musicStreams[musicBuffer.index].mixc->channels); } } @@ -1136,10 +1181,10 @@ static bool BufferMusicStream(int index, int numBuffers) { short pcm[MUSIC_BUFFER_SIZE_SHORT]; 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 (musicStreams[index].chipTune) // There is no end of stream for xmfiles, once the end is reached zeros are generated for non looped chiptunes. { for (int i = 0; i < numBuffers; i++) @@ -1148,7 +1193,7 @@ static bool BufferMusicStream(int index, int numBuffers) { if (musicStreams[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_SHORT) size = MUSIC_BUFFER_SIZE_SHORT/2; else size = musicStreams[index].totalSamplesLeft/2; - + jar_mod_fillbuffer(&musicStreams[index].modctx, pcm, size, 0 ); BufferMixChannel(musicStreams[index].mixc, pcm, size*2); } @@ -1156,13 +1201,13 @@ static bool BufferMusicStream(int index, int numBuffers) { if (musicStreams[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_FLOAT) size = MUSIC_BUFFER_SIZE_FLOAT/2; else size = musicStreams[index].totalSamplesLeft/2; - + jar_xm_generate_samples(musicStreams[index].xmctx, pcmf, size); // reads 2*readlen shorts and moves them to buffer+size memory location BufferMixChannel(musicStreams[index].mixc, pcmf, size*2); } musicStreams[index].totalSamplesLeft -= size; - + if (musicStreams[index].totalSamplesLeft <= 0) { active = false; @@ -1174,13 +1219,13 @@ static bool BufferMusicStream(int index, int numBuffers) { if (musicStreams[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_SHORT) size = MUSIC_BUFFER_SIZE_SHORT; else size = musicStreams[index].totalSamplesLeft; - + for (int i = 0; i < numBuffers; i++) { int streamedBytes = stb_vorbis_get_samples_short_interleaved(musicStreams[index].stream, musicStreams[index].mixc->channels, pcm, size); BufferMixChannel(musicStreams[index].mixc, pcm, streamedBytes * musicStreams[index].mixc->channels); musicStreams[index].totalSamplesLeft -= streamedBytes * musicStreams[index].mixc->channels; - + if (musicStreams[index].totalSamplesLeft <= 0) { active = false; @@ -1367,8 +1412,8 @@ static Wave LoadOGG(char *fileName) static void UnloadWave(Wave wave) { free(wave.data); - - TraceLog(INFO, "Unloaded wave data from RAM"); + + TraceLog(INFO, "Unloaded wave data"); } // Some required functions for audio standalone module version diff --git a/src/audio.h b/src/audio.h index b6850911..d39162b5 100644 --- a/src/audio.h +++ b/src/audio.h @@ -2,7 +2,7 @@ * * raylib.audio * -* Basic functions to manage Audio: +* Basic functions to manage Audio: * Manage audio device (init/close) * Load and Unload audio files * Play/Stop/Pause/Resume loaded audio @@ -75,6 +75,11 @@ typedef struct Wave { short channels; } Wave; +typedef struct MusicBuffer { + char *fileName; + int index; // index in musicStreams +} MusicBuffer; + #ifdef __cplusplus extern "C" { // Prevents name mangling of functions #endif @@ -102,16 +107,17 @@ bool IsSoundPlaying(Sound sound); // Check if a so void SetSoundVolume(Sound sound, float volume); // Set volume for a sound (1.0 is max level) void SetSoundPitch(Sound sound, float pitch); // Set pitch for a sound (1.0 is base level) -int PlayMusicStream(int index, char *fileName); // Start music playing (open stream) -void UpdateMusicStream(int index); // Updates buffers for music streaming -void StopMusicStream(int index); // Stop music playing (close stream) -void PauseMusicStream(int index); // Pause music playing -void ResumeMusicStream(int index); // Resume playing paused music -bool IsMusicPlaying(int index); // Check if music is playing -void SetMusicVolume(int index, float volume); // Set volume for music (1.0 is max level) -void SetMusicPitch(int index, float pitch); // Set pitch for a music (1.0 is base level) -float GetMusicTimeLength(int index); // Get music time length (in seconds) -float GetMusicTimePlayed(int index); // Get current music time played (in seconds) +MusicBuffer LoadMusicBufferStream(char *fileName, int index); +int PlayMusicStream(MusicBuffer buffer); // Start music playing (open stream) +void UpdateMusicStream(MusicBuffer buffer); // Updates buffers for music streaming +void StopMusicStream(MusicBuffer buffer); // Stop music playing (close stream) +void PauseMusicStream(MusicBuffer buffer); // Pause music playing +void ResumeMusicStream(MusicBuffer buffer); // Resume playing paused music +bool IsMusicPlaying(MusicBuffer buffer); // Check if music is playing +void SetMusicVolume(MusicBuffer buffer float volume); // Set volume for music (1.0 is max level) +void SetMusicPitch(MusicBuffer buffer, float pitch); // Set pitch for a music (1.0 is base level) +float GetMusicTimeLength(MusicBuffer buffer); // Get music time length (in seconds) +float GetMusicTimePlayed(MusicBuffer buffer); // Get current music time played (in seconds) int GetMusicStreamCount(void); // Get number of streams loaded int InitRawMixChannel(int sampleRate, int channels, bool floatingPoint); // Initialize raw audio mix channel for audio buffering diff --git a/src/raylib.h b/src/raylib.h index fee6aa91..1966f75e 100644 --- a/src/raylib.h +++ b/src/raylib.h @@ -397,7 +397,7 @@ typedef struct Mesh { // Shader type (generic shader) typedef struct Shader { unsigned int id; // Shader program id - + // Vertex attributes locations (default locations) int vertexLoc; // Vertex attribute location point (default-location = 0) int texcoordLoc; // Texcoord attribute location point (default-location = 1) @@ -409,7 +409,7 @@ typedef struct Shader { // Uniform locations int mvpLoc; // ModelView-Projection matrix uniform location point (vertex shader) int tintColorLoc; // Diffuse color uniform location point (fragment shader) - + // Texture map locations (generic for any kind of map) int mapTexture0Loc; // Map texture uniform location point (default-texture-unit = 0) int mapTexture1Loc; // Map texture uniform location point (default-texture-unit = 1) @@ -423,11 +423,11 @@ typedef struct Material { Texture2D texDiffuse; // Diffuse texture (binded to shader mapTexture0Loc) Texture2D texNormal; // Normal texture (binded to shader mapTexture1Loc) Texture2D texSpecular; // Specular texture (binded to shader mapTexture2Loc) - + Color colDiffuse; // Diffuse color Color colAmbient; // Ambient color Color colSpecular; // Specular color - + float glossiness; // Glossiness level (Ranges from 0 to 1000) } Material; @@ -443,14 +443,14 @@ typedef struct LightData { unsigned int id; // Light unique id bool enabled; // Light enabled int type; // Light type: LIGHT_POINT, LIGHT_DIRECTIONAL, LIGHT_SPOT - + Vector3 position; // Light position Vector3 target; // Light target: LIGHT_DIRECTIONAL and LIGHT_SPOT (cone direction target) float radius; // Light attenuation radius light intensity reduced with distance (world distance) - + Color diffuse; // Light diffuse color float intensity; // Light intensity level - + float coneAngle; // Light cone max angle: LIGHT_SPOT } LightData, *Light; @@ -478,6 +478,11 @@ typedef struct Wave { short channels; } Wave; +typedef struct MusicBuffer { + char *fileName; + int index; // index in musicStreams +} MusicBuffer; + // Texture formats // NOTE: Support depends on OpenGL version and platform typedef enum { @@ -647,7 +652,7 @@ void SetMousePosition(Vector2 position); // Set mouse position XY int GetMouseWheelMove(void); // Returns mouse wheel movement Y int GetTouchX(void); // Returns touch position X for touch point 0 (relative to screen size) -int GetTouchY(void); // Returns touch position Y for touch point 0 (relative to screen size) +int GetTouchY(void); // Returns touch position Y for touch point 0 (relative to screen size) Vector2 GetTouchPosition(int index); // Returns touch position XY for a touch point index (relative to screen size) #if defined(PLATFORM_ANDROID) @@ -687,8 +692,8 @@ void SetCameraPanControl(int panKey); // Set camera pan ke void SetCameraAltControl(int altKey); // Set camera alt key to combine with mouse movement (free camera) void SetCameraSmoothZoomControl(int szKey); // Set camera smooth zoom key to combine with mouse (free camera) -void SetCameraMoveControls(int frontKey, int backKey, - int leftKey, int rightKey, +void SetCameraMoveControls(int frontKey, int backKey, + int leftKey, int rightKey, int upKey, int downKey); // Set camera move controls (1st person and 3rd person cameras) void SetCameraMouseSensitivity(float sensitivity); // Set camera mouse sensitivity (1st person and 3rd person cameras) @@ -815,6 +820,7 @@ Model LoadModelFromRES(const char *rresName, int resId); // Load a 3d mod Model LoadHeightmap(Image heightmap, Vector3 size); // Load a heightmap image as a 3d model Model LoadCubicmap(Image cubicmap); // Load a map image as a 3d model (cubes based) void UnloadModel(Model model); // Unload 3d model from memory +Mesh GenMeshCube(float width, float height, float depth); Material LoadMaterial(const char *fileName); // Load material data (from file) Material LoadDefaultMaterial(void); // Load default material (uses default models shader) @@ -896,16 +902,17 @@ bool IsSoundPlaying(Sound sound); // Check if a so void SetSoundVolume(Sound sound, float volume); // Set volume for a sound (1.0 is max level) void SetSoundPitch(Sound sound, float pitch); // Set pitch for a sound (1.0 is base level) -int PlayMusicStream(int index, char *fileName); // Start music playing (open stream) -void UpdateMusicStream(int index); // Updates buffers for music streaming -void StopMusicStream(int index); // Stop music playing (close stream) -void PauseMusicStream(int index); // Pause music playing -void ResumeMusicStream(int index); // Resume playing paused music -bool IsMusicPlaying(int index); // Check if music is playing -void SetMusicVolume(int index, float volume); // Set volume for music (1.0 is max level) -void SetMusicPitch(int index, float pitch); // Set pitch for a music (1.0 is base level) -float GetMusicTimeLength(int index); // Get current music time length (in seconds) -float GetMusicTimePlayed(int index); // Get current music time played (in seconds) +MusicBuffer LoadMusicBufferStream(char *fileName, int index); +int PlayMusicStream(MusicBuffer buffer); // Start music playing (open stream) +void UpdateMusicStream(MusicBuffer buffer); // Updates buffers for music streaming +void StopMusicStream(MusicBuffer buffer); // Stop music playing (close stream) +void PauseMusicStream(MusicBuffer buffer); // Pause music playing +void ResumeMusicStream(MusicBuffer buffer); // Resume playing paused music +bool IsMusicPlaying(MusicBuffer buffer); // Check if music is playing +void SetMusicVolume(MusicBuffer buffer, float volume); // Set volume for music (1.0 is max level) +void SetMusicPitch(MusicBuffer buffer, float pitch); // Set pitch for a music (1.0 is base level) +float GetMusicTimeLength(MusicBuffer buffer); // Get music time length (in seconds) +float GetMusicTimePlayed(MusicBuffer buffer); // Get current music time played (in seconds) int GetMusicStreamCount(void); // Get number of streams loaded #ifdef __cplusplus