Load and play music during mission.

src/system/sound.c

@@ -34,7 +34,7 @@ void initSounds(void)
 	loadSounds();
 }
 
-void playMusic(char *filename, int loop)
+void loadMusic(char *filename)
 {
 	if (music != NULL)
 	{
@@ -44,7 +44,10 @@ void playMusic(char *filename, int loop)
 	}
 
 	music = Mix_LoadMUS(getFileLocation(filename));
+}
 
+void playMusic(int loop)
+{
 	Mix_PlayMusic(music, (loop) ? -1 : 0);
 }
 
@@ -75,7 +78,7 @@ void playSound(int snd, int ch)
 
 int isPlayingMusic(void)
 {
-	return 0;
+	return Mix_PlayingMusic();
 }
 
 static Mix_Chunk *loadSound(char *filename)

src/world/world.c

@@ -45,6 +45,8 @@ void initWorld(void)
 	
 	background = getTexture(world.background);
 	
+	loadMusic(world.music);
+	
 	initQuadtree(&world.quadtree);
 	
 	initObjectives();
@@ -71,6 +73,10 @@ void initWorld(void)
 		hideAllWidgets();
 		world.betweenTimer = 0;
 	}
+	else
+	{
+		playMusic(1);
+	}
 
 	if (!game.isResumingMission)
 	{

src/world/world.h

@@ -67,6 +67,8 @@ extern void drawMissionStatus(void);
 extern int isAcceptControl(void);
 extern void clearControls(void);
 extern void drawText(int x, int y, int size, int align, SDL_Color c, const char *format, ...);
+extern void loadMusic(char *filename);
+extern void playMusic(int loop);
 
 extern App app;
 extern Colors colors;