audio progress

1 files changed, 45 insertions, 10 deletions

diff --git a/src/audio/rodeo_audio.c b/src/audio/rodeo_audio.c
index 34d0f33..0adb3eb 100644
--- a/src/audio/rodeo_audio.c
+++ b/src/audio/rodeo_audio.c
@@ -3,15 +3,17 @@
 // public
 #include "rodeo/audio.h"
 #include "rodeo/log.h"
+// private
+#include "audio/rodeo_audio_t.h"
 
 // -- external --
 #include "SDL.h"
 #include "SDL_mixer.h"
 
-Mix_Chunk *sample_sound = NULL;
+static int32_t **irodeo_audio_channelPool;
 
 void
-rodeo_audio_initialize(void)
+rodeo_audio_initialize(int32_t num_sound_pools, int32_t size_sound_pools)
 {
 	if(Mix_OpenAudio(44100, MIX_DEFAULT_FORMAT, 2, 2048) < 0)
 	{
@@ -21,6 +23,24 @@ rodeo_audio_initialize(void)
 			SDL_GetError()
 		);
 	}
+	else
+	{
+		irodeo_audio_channelPool = malloc((uint32_t)(num_sound_pools * size_sound_pools) * sizeof(int32_t));
+		Mix_AllocateChannels(num_sound_pools * size_sound_pools);
+
+		int32_t temp_channel_id = 0;
+		for(int i = 0; i < num_sound_pools; ++i)
+		{
+			//irodeo_audio_channelPool[i] = 
+			for(int j = 0; j < size_sound_pools; ++j)
+			{
+				irodeo_audio_channelPool[i][j] = temp_channel_id;
+				temp_channel_id += 1;
+			}
+		}
+
+		rodeo_audio_masterVolume_set(0.5f);
+	}
 }
 
 void
@@ -30,10 +50,24 @@ rodeo_audio_deinitialize(void)
 }
 
 void
-rodeo_audio_loadSample(void)
+rodeo_audio_masterVolume_set(float volume_level)
+{
+	Mix_MasterVolume((int32_t)(volume_level * 128));
+	Mix_VolumeMusic((int32_t)(volume_level * 128));
+}
+
+float
+rodeo_audio_masterVolume_get(void)
+{
+	return ((float)Mix_MasterVolume(-1)) / (float)MIX_MAX_VOLUME;
+}
+
+rodeo_audio_sound_t*
+rodeo_audio_sound_create_from_path(cstr path)
 {
-	sample_sound = Mix_LoadWAV("assets/sample.wav");
-	if(NULL == sample_sound)
+	rodeo_audio_sound_t *sample_sound = malloc(sizeof(rodeo_audio_sound_t));
+	sample_sound->sdl_sound = Mix_LoadWAV(cstr_str(&path));
+	if(NULL == sample_sound->sdl_sound)
 	{
 		rodeo_log(
 			rodeo_logLevel_error,
@@ -41,17 +75,18 @@ rodeo_audio_loadSample(void)
 			Mix_GetError()
 		);
 	}
+	return sample_sound;
 }
 
 void
-rodeo_audio_freeSample(void)
+rodeo_audio_sound_destroy(rodeo_audio_sound_t* sound)
 {
-	Mix_FreeChunk(sample_sound);
-	sample_sound = NULL;
+	Mix_FreeChunk(sound->sdl_sound);
+	free(sound);
 }
 
 void
-rodeo_audio_playSample(void)
+rodeo_audio_sound_play(rodeo_audio_sound_t *sound, int32_t pool_id)
 {
-	Mix_PlayChannel(-1, sample_sound, 0);
+	Mix_PlayChannel(pool_id, sound->sdl_sound, 0);
 }