Poke_Transporter_GB/include/sound.h
GearsProgress 12f710dafc Reapply "Release candidate"
This reverts commit 67aa927108.
2026-03-09 12:09:57 -04:00

94 lines
2.7 KiB
C

#ifndef _SOUND_H
#define _SOUND_H
#include <tonc.h>
#include "soundbank.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef void* PTGBSFXHandle;
/**
* @brief The API's defined here are a thin abstraction layer over the sound engine functions.
* This allows the underlying sound engine to be swapped out without affecting the rest of the codebase.
*/
/**
* @brief This function initializes the sound engine and sets up a VBLANK handler
* to process audio every frame. It should be called during the initialization phase of the program.
*/
bool sound_init(void);
/**
* @brief This function starts playing the song at the given index.
* If loop is true, the song will loop indefinitely until stopped or another song is played.
*
* @param song_index The index of the song to play.
* @param loop Whether the song should loop indefinitely.
*/
void play_song(u32 song_index, bool loop);
/**
* @brief This function checks if a song is currently playing.
*
* @return true if a song is playing, false otherwise.
*/
bool is_song_playing(void);
/**
* @brief This function stops the currently playing song.
*/
void stop_song(void);
/**
* @brief This function plays the sound effect at the given index.
* Sound effects are typically short audio clips that play in response to specific events in the game,
* such as button presses or character actions.
* These are usually raw PCM samples (e.g., WAV files)
*
* To play a MOD- S3M- XM- or IT format based sound effect,
* use the play_jingle function instead.
*/
PTGBSFXHandle play_sound_effect(u32 sound_effect_index);
/**
* @brief This function stops the given sound effect from playing and invalidates the handle
*/
void stop_sound_effect(PTGBSFXHandle handle);
/**
* @brief This function stops all currently playing sound effects and resets
*/
void stop_all_sound_effects(void);
/**
* @brief This function marks the sound effect as unimportant,
* allowing the sound engine to stop it if it needs to free up channels for new sound effects.
*
* It also invalidates the handle, so it should not be used after calling this function.
*/
void release_sound_effect(PTGBSFXHandle handle);
/**
* @brief This function plays a jingle at the given index.
* A jingle is a sound effect that is based on a tracker format like MOD, S3M, XM, or IT.
* They can be played simultaneously with songs.
* If you want to play PCM-based sound effects (e.g., WAV files), use the play_sound_effect function instead.
*
* Note that jingles must be limited to 4 channels only. (https://blocksds.skylyrac.net/maxmod/group__gba__jingle__playback.html)
*/
void play_jingle(u32 jingle_index);
/**
* @brief Checks if a jingle is actively playing.
*/
bool is_jingle_playing(void);
#ifdef __cplusplus
}
#endif
#endif