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// -- internal --
// public
#include "rodeo/audio.h"
#include "rodeo/log.h"
// private
#include "audio/rodeo_audio_t.h"
// -- external --
#include "SDL.h"
#include "SDL_mixer.h"
static int32_t **irodeo_audio_channelPool;
void
rodeo_audio_initialize(int32_t num_sound_pools, int32_t size_sound_pools)
{
if(Mix_OpenAudio(44100, MIX_DEFAULT_FORMAT, 2, 2048) < 0)
{
rodeo_log(
rodeo_logLevel_error,
"Failed to initialize SDL Audio. SDL_Error: %s",
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
rodeo_audio_deinitialize(void)
{
Mix_Quit();
}
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)
{
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,
"Failed to load sound. Mix_Error: %s",
Mix_GetError()
);
}
return sample_sound;
}
void
rodeo_audio_sound_destroy(rodeo_audio_sound_t* sound)
{
Mix_FreeChunk(sound->sdl_sound);
free(sound);
}
void
rodeo_audio_sound_play(rodeo_audio_sound_t *sound, int32_t pool_id)
{
Mix_PlayChannel(pool_id, sound->sdl_sound, 0);
}
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