From f2f05a734d4999ffdc19629c838f46914650bbd0 Mon Sep 17 00:00:00 2001
From: Ray <raysan5@gmail.com>
Date: Mon, 6 Feb 2017 01:03:58 +0100
Subject: [PATCH] Added audio function: SetMusicLoopCount()

Useful to set number of repeats for a music, needs to be tested...
---
 src/audio.c  | 27 ++++++++++++++++++++-------
 src/raylib.h |  1 +
 2 files changed, 21 insertions(+), 7 deletions(-)

diff --git a/src/audio.c b/src/audio.c
index e669eceb..5a5b008f 100644
--- a/src/audio.c
+++ b/src/audio.c
@@ -123,7 +123,7 @@ typedef struct MusicData {
 
     AudioStream stream;                 // Audio stream (double buffering)
 
-    bool loop;                          // Repeat music after finish (loop)
+    int loopCount;                      // Loops count (times music repeats), -1 means infinite loop
     unsigned int totalSamples;          // Total number of samples
     unsigned int samplesLeft;           // Number of samples left to end
 } MusicData;
@@ -632,7 +632,7 @@ Music LoadMusicStream(const char *fileName)
             music->totalSamples = (unsigned int)stb_vorbis_stream_length_in_samples(music->ctxOgg); // Independent by channel
             music->samplesLeft = music->totalSamples;
             music->ctxType = MUSIC_AUDIO_OGG;
-            music->loop = true;                  // We loop by default
+            music->loopCount = -1;                       // Infinite loop by default
 
             TraceLog(DEBUG, "[%s] FLAC total samples: %i", fileName, music->totalSamples);
             TraceLog(DEBUG, "[%s] OGG sample rate: %i", fileName, info.sample_rate);
@@ -651,7 +651,7 @@ Music LoadMusicStream(const char *fileName)
             music->totalSamples = (unsigned int)music->ctxFlac->totalSampleCount/music->ctxFlac->channels;
             music->samplesLeft = music->totalSamples;
             music->ctxType = MUSIC_AUDIO_FLAC;
-            music->loop = true;                  // We loop by default
+            music->loopCount = -1;                       // Infinite loop by default
 
             TraceLog(DEBUG, "[%s] FLAC total samples: %i", fileName, music->totalSamples);
             TraceLog(DEBUG, "[%s] FLAC sample rate: %i", fileName, music->ctxFlac->sampleRate);
@@ -665,14 +665,14 @@ Music LoadMusicStream(const char *fileName)
 
         if (!result)    // XM context created successfully
         {
-            jar_xm_set_max_loop_count(music->ctxXm, 0);     // Set infinite number of loops
+            jar_xm_set_max_loop_count(music->ctxXm, 0); // Set infinite number of loops
 
             // NOTE: Only stereo is supported for XM
             music->stream = InitAudioStream(48000, 16, 2);
             music->totalSamples = (unsigned int)jar_xm_get_remaining_samples(music->ctxXm);
             music->samplesLeft = music->totalSamples;
             music->ctxType = MUSIC_MODULE_XM;
-            music->loop = true;
+            music->loopCount = -1;                       // Infinite loop by default
 
             TraceLog(DEBUG, "[%s] XM number of samples: %i", fileName, music->totalSamples);
             TraceLog(DEBUG, "[%s] XM track length: %11.6f sec", fileName, (float)music->totalSamples/48000.0f);
@@ -689,7 +689,7 @@ Music LoadMusicStream(const char *fileName)
             music->totalSamples = (unsigned int)jar_mod_max_samples(&music->ctxMod);
             music->samplesLeft = music->totalSamples;
             music->ctxType = MUSIC_MODULE_MOD;
-            music->loop = true;
+            music->loopCount = -1;                       // Infinite loop by default
 
             TraceLog(DEBUG, "[%s] MOD number of samples: %i", fileName, music->samplesLeft);
             TraceLog(DEBUG, "[%s] MOD track length: %11.6f sec", fileName, (float)music->totalSamples/48000.0f);
@@ -813,7 +813,13 @@ void UpdateMusicStream(Music music)
         if (!active)
         {
             StopMusicStream(music);        // Stop music (and reset)
-            if (music->loop) PlayMusicStream(music);    // Play again
+            
+            // Decrease loopCount to stop when required
+            if (music->loopCount > 0)
+            {
+                music->loopCount--;        // Decrease loop count
+                PlayMusicStream(music);    // Play again
+            }
         }
         else
         {
@@ -851,6 +857,13 @@ void SetMusicPitch(Music music, float pitch)
     alSourcef(music->stream.source, AL_PITCH, pitch);
 }
 
+// Set music loop count (loop repeats)
+// NOTE: If set to -1, means infinite loop
+void SetMusicLoopCount(Music music, float count);
+{
+    music->loopCount = count;
+}
+
 // Get music time length (in seconds)
 float GetMusicTimeLength(Music music)
 {
diff --git a/src/raylib.h b/src/raylib.h
index 85cad6c3..907ef1e9 100644
--- a/src/raylib.h
+++ b/src/raylib.h
@@ -977,6 +977,7 @@ RLAPI void ResumeMusicStream(Music music);                            // Resume
 RLAPI bool IsMusicPlaying(Music music);                               // Check if music is playing
 RLAPI void SetMusicVolume(Music music, float volume);                 // Set volume for music (1.0 is max level)
 RLAPI void SetMusicPitch(Music music, float pitch);                   // Set pitch for a music (1.0 is base level)
+RLAPI void SetMusicLoopCount(Music music, float count);               // Set music loop count (loop repeats)
 RLAPI float GetMusicTimeLength(Music music);                          // Get music time length (in seconds)
 RLAPI float GetMusicTimePlayed(Music music);                          // Get current music time played (in seconds)