set sound volume

1 files changed, 26 insertions, 15 deletions

diff --git a/inc/lzy.h b/inc/lzy.h
index 577ec3c..aced5dd 100644
--- a/inc/lzy.h
+++ b/inc/lzy.h
@@ -100,6 +100,7 @@ int LZY_MusicDestroy(LZY_Music *music);
 int LZY_MusicPlay(LZY_Music *music, int loops);
 LZY_Sound *LZY_SoundLoad(const char *path);
 int LZY_SoundDestroy(LZY_Sound *sound);
+void LZY_SoundSetVolume(LZY_Sound *sound, float volume);
 int LZY_SoundPlay(LZY_Sound *sound, int loops);
 int LZY_PollEvent(LZY_Event *);
 void LZY_CycleEvents(void);
@@ -371,6 +372,11 @@ int LZY_SoundDestroy(LZY_Sound *sound) {
 	return -1;
 }
 
+void LZY_SoundSetVolume(LZY_Sound *sound, float volume) {
+	LZY_UNUSED(sound);
+	LZY_UNUSED(volume);
+}
+
 int LZY_SoundPlay(LZY_Sound *sound, int loops) {
 	LZY_UNUSED(sound);
 	LZY_UNUSED(loops);
@@ -741,26 +747,26 @@ LZY_Music *LZY_MusicLoad(const char *path) {
 	return music;
 }
 
-int LZY_MusicPlay(LZY_Music *music, int loops) {
+int LZY_MusicDestroy(LZY_Music *music) {
 	if (music == NULL) {
 		error = "music is NULL";
 		return -1;
 	}
 
-	if (Mix_PlayMusic(music, loops) < 0) {
-		error = Mix_GetError();
-		return -2;
-	}
+	Mix_FreeMusic(music);
 	return 0;
 }
 
-int LZY_MusicDestroy(LZY_Music *music) {
+int LZY_MusicPlay(LZY_Music *music, int loops) {
 	if (music == NULL) {
 		error = "music is NULL";
 		return -1;
 	}
 
-	Mix_FreeMusic(music);
+	if (Mix_PlayMusic(music, loops) < 0) {
+		error = Mix_GetError();
+		return -2;
+	}
 	return 0;
 }
 
@@ -771,27 +777,32 @@ LZY_Sound *LZY_SoundLoad(const char *path) {
 	return sound;
 }
 
-int LZY_SoundPlay(LZY_Sound *sound, int loops) {
+int LZY_SoundDestroy(LZY_Sound *sound) {
 	if (sound == NULL) {
 		error = "sound is NULL";
 		return -1;
 	}
 
-	if (Mix_PlayChannel(-1, sound, loops) < 0) {
-		error = Mix_GetError();
-		return -2;
-	}
-
+	Mix_FreeChunk(sound);
 	return 0;
 }
 
-int LZY_SoundDestroy(LZY_Sound *sound) {
+void LZY_SoundSetVolume(LZY_Sound *sound, float volume) {
+	if (sound != NULL)
+		Mix_VolumeChunk(sound, MIX_MAX_VOLUME * volume);
+}
+
+int LZY_SoundPlay(LZY_Sound *sound, int loops) {
 	if (sound == NULL) {
 		error = "sound is NULL";
 		return -1;
 	}
 
-	Mix_FreeChunk(sound);
+	if (Mix_PlayChannel(-1, sound, loops) < 0) {
+		error = Mix_GetError();
+		return -2;
+	}
+
 	return 0;
 }