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/* date = November 23rd 2020 1:18 pm */
#ifndef FCODER_AUDIO_H
#define FCODER_AUDIO_H
////////////////////////////////
// NOTE(allen): Default Mixer Types
struct Audio_Control{
volatile f32 channel_volume[2];
volatile u32 generation;
volatile u32 last_played_sample_index;
volatile b32 loop;
};
struct Audio_Clip{
i16 *samples;
Audio_Control *control;
f32 channel_volume[2];
u32 sample_count;
u32 at_sample_index;
};
struct Audio_System{
volatile u32 quit;
volatile u32 ticket;
volatile u32 serving;
volatile u32 generation;
Audio_Clip playing_clips[64];
// NOTE(casey): Requests to play sounds are written to a pending array to avoid long locking
volatile u32 pending_clip_count;
Audio_Clip pending_clips[64];
};
////////////////////////////////
// NOTE(allen): Default Mixer
function void def_audio_init(void);
function void def_audio_play_clip(Audio_Clip clip, Audio_Control *control);
function b32 def_audio_is_playing(Audio_Control *control);
function void def_audio_stop(Audio_Control *control);
function void def_audio_mix_sources(void *ctx, f32 *mix_buffer, u32 sample_count);
function void def_audio_mix_destination(i16 *dst, f32 *src, u32 sample_count);
////////////////////////////////
// NOTE(allen): Loading Clip
function Audio_Clip audio_clip_from_wav_data(String_Const_u8 data);
function Audio_Clip audio_clip_from_wav_FILE(Arena *arena, FILE *file);
function Audio_Clip audio_clip_from_wav_file_name(Arena *arena, char *file_name);
#endif //4CODER_AUDIO_H
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