Volume control backend.

This commit is contained in:
Joel de Vahl 2007-07-21 17:03:27 +00:00
parent f66acdfee2
commit b5551dc685
2 changed files with 18 additions and 1 deletions

View file

@ -11,7 +11,7 @@ static const float NUM_FRAMES_STOP_INV = 1.0f/(float)NUM_FRAMES_STOP;
static const int NUM_FRAMES_LERP = 512;
static const float NUM_FRAMES_LERP_INV = 1.0f/(float)NUM_FRAMES_LERP;
static const float GLOBAL_VOLUME_SCALE = 0.75f;
static float GLOBAL_VOLUME_SCALE = 0.75f;
static const int64 GLOBAL_SOUND_DELAY = 1000;
@ -211,6 +211,21 @@ bool snd_shutdown()
return true;
}
float snd_get_master_volume()
{
return GLOBAL_VOLUME_SCALE;
}
void snd_set_master_volume(float val)
{
if(val < 0.0f)
val = 0.0f;
else if(val > 1.0f)
val = 1.0f;
GLOBAL_VOLUME_SCALE = val;
}
static int snd_alloc_sound()
{
if(first_free_sound < 0)

View file

@ -319,6 +319,8 @@ enum
};
bool snd_init();
float snd_get_master_volume();
void snd_set_master_volume(float val);
int snd_load_wav(const char *filename);
int snd_play(int sound, int loop = SND_PLAY_ONCE, float vol = 1.0f, float pan = 0.0f);
void snd_stop(int id);