Decoupling audio module from raylib

Now audio module can be used as standalone module

src/audio.c

@@ -8,7 +8,7 @@
 *       OpenAL Soft - Audio device management lib (http://kcat.strangesoft.net/openal.html)
 *       stb_vorbis - Ogg audio files loading (http://www.nothings.org/stb_vorbis/)
 *
-*   Copyright (c) 2014 Ramon Santamaria (Ray San - [email protected])
+*   Copyright (c) 2014 Ramon Santamaria (@raysan5)
 *
 *   This software is provided "as-is", without any express or implied warranty. In no event
 *   will the authors be held liable for any damages arising from the use of this software.
@@ -27,7 +27,13 @@
 *
 **********************************************************************************************/
 
-#include "raylib.h"
+//#define AUDIO_STANDALONE     // NOTE: To use the audio module as standalone lib, just uncomment this line
+
+#if defined(AUDIO_STANDALONE)
+    #include "audio.h"
+#else
+    #include "raylib.h"
+#endif
 
 #include "AL/al.h"          // OpenAL basic header
 #include "AL/alc.h"         // OpenAL context header (like OpenGL, OpenAL requires a context to work)

src/audio.h

@@ -0,0 +1,103 @@
+/**********************************************************************************************
+*
+*   raylib.audio
+*
+*   Basic functions to manage Audio: InitAudioDevice, LoadAudioFiles, PlayAudioFiles
+*
+*   Uses external lib:
+*       OpenAL Soft - Audio device management lib (http://kcat.strangesoft.net/openal.html)
+*       stb_vorbis - Ogg audio files loading (http://www.nothings.org/stb_vorbis/)
+*
+*   Copyright (c) 2015 Ramon Santamaria (@raysan5)
+*
+*   This software is provided "as-is", without any express or implied warranty. In no event
+*   will the authors be held liable for any damages arising from the use of this software.
+*
+*   Permission is granted to anyone to use this software for any purpose, including commercial
+*   applications, and to alter it and redistribute it freely, subject to the following restrictions:
+*
+*     1. The origin of this software must not be misrepresented; you must not claim that you
+*     wrote the original software. If you use this software in a product, an acknowledgment
+*     in the product documentation would be appreciated but is not required.
+*
+*     2. Altered source versions must be plainly marked as such, and must not be misrepresented
+*     as being the original software.
+*
+*     3. This notice may not be removed or altered from any source distribution.
+*
+**********************************************************************************************/
+
+#ifndef AUDIO_H
+#define AUDIO_H
+
+//----------------------------------------------------------------------------------
+// Defines and Macros
+//----------------------------------------------------------------------------------
+//...
+
+//----------------------------------------------------------------------------------
+// Types and Structures Definition
+// NOTE: Below types are required for CAMERA_STANDALONE usage
+//----------------------------------------------------------------------------------
+#ifndef __cplusplus
+// Boolean type
+typedef enum { false, true } bool;
+#endif
+
+// Sound source type
+typedef struct Sound {
+    unsigned int source;
+    unsigned int buffer;
+} Sound;
+
+// Wave type, defines audio wave data
+typedef struct Wave {
+    void *data;                 // Buffer data pointer
+    unsigned int dataSize;      // Data size in bytes
+    unsigned int sampleRate;
+    short bitsPerSample;
+    short channels;
+} Wave;
+
+#ifdef __cplusplus
+extern "C" {            // Prevents name mangling of functions
+#endif
+
+//----------------------------------------------------------------------------------
+// Global Variables Definition
+//----------------------------------------------------------------------------------
+//...
+
+//----------------------------------------------------------------------------------
+// Module Functions Declaration
+//----------------------------------------------------------------------------------
+void InitAudioDevice(void);                                     // Initialize audio device and context
+void CloseAudioDevice(void);                                    // Close the audio device and context (and music stream)
+
+Sound LoadSound(char *fileName);                                // Load sound to memory
+Sound LoadSoundFromWave(Wave wave);                             // Load sound to memory from wave data
+Sound LoadSoundFromRES(const char *rresName, int resId);        // Load sound to memory from rRES file (raylib Resource)
+void UnloadSound(Sound sound);                                  // Unload sound
+void PlaySound(Sound sound);                                    // Play a sound
+void PauseSound(Sound sound);                                   // Pause a sound
+void StopSound(Sound sound);                                    // Stop playing a sound
+bool SoundIsPlaying(Sound sound);                               // Check if a sound is currently playing
+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)
+
+void PlayMusicStream(char *fileName);                           // Start music playing (open stream)
+void UpdateMusicStream(void);                                   // Updates buffers for music streaming
+void StopMusicStream(void);                                     // Stop music playing (close stream)
+void PauseMusicStream(void);                                    // Pause music playing
+void ResumeMusicStream(void);                                   // Resume playing paused music
+bool MusicIsPlaying(void);                                      // Check if music is playing
+void SetMusicVolume(float volume);                              // Set volume for music (1.0 is max level)
+float GetMusicTimeLength(void);                                 // Get current music time length (in seconds)
+float GetMusicTimePlayed(void);                                 // Get current music time played (in seconds)
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // AUDIO_H