4 Super Tux - Audio Functions
7 bill@newbreedsoftware.com
8 http://www.newbreedsoftware.com/supertux/
10 April 22, 2000 - March 15, 2004
13 Duong-Khang NGUYEN <neoneurone@users.sf.net>
16 #ifndef SUPERTUX_SOUND_H
17 #define SUPERTUX_SOUND_H
19 #include "defines.h" /* get YES/NO defines */
21 /* used to reserve some channels for panning effects */
22 #define SOUND_RESERVED_CHANNELS 2
25 extern int use_sound; /* handle sound on/off menu and command-line option */
26 extern int use_music; /* handle music on/off menu and command-line option */
27 extern int audio_device; /* != 0: available and initialized */
29 /* enum of different internal music types */
38 /* panning effects: terrible :-) ! */
40 SOUND_LEFT_SPEAKER = 0,
41 SOUND_RIGHT_SPEAKER = 1,
42 SOUND_CENTER_SPEAKER = -1
68 extern char* soundfilenames[NUM_SOUNDS];
71 #include <SDL_mixer.h>
73 /* variables for stocking the sound and music */
74 extern Mix_Chunk * sounds[NUM_SOUNDS];
75 extern Mix_Music * level_song, * level_song_fast, * herring_song;
77 /* functions handling the sound and music */
78 int open_audio(int frequency, Uint16 format, int channels, int chunksize);
79 void close_audio( void );
81 Mix_Chunk * load_sound(const std::string& file);
82 void play_sound(Mix_Chunk * snd, enum Sound_Speaker whichSpeaker);
83 Mix_Music * load_song(const std::string& file);
85 int playing_music(void);
87 int play_music(Mix_Music*music, int loops);
88 void free_music(Mix_Music*music);
89 void free_chunk(Mix_Chunk*chunk);
91 int get_current_music();
92 void set_current_music(int music);
93 void play_current_music();
95 #endif /*SUPERTUX_SOUND_H*/