src/sound.h

   1 /*
   2   sound.h
   3
   4   Super Tux - Audio Functions
   5
   6   by Bill Kendrick
   7   bill@newbreedsoftware.com
   8   http://www.newbreedsoftware.com/supertux/
   9
  10   April 22, 2000 - July 15, 2002
  11 */
  12
  13 #ifndef SUPERTUX_SOUND_H
  14 #define SUPERTUX_SOUND_H
  15
  16  /*all the sounds we have*/
  17 #define NUM_SOUNDS 16
  18
  19 /*global variable*/
  20 int use_sound;
  21
  22 /* enum of different internal music types */
  23 enum Music_Type {
  24         NO_MUSIC,
  25         LEVEL_MUSIC,
  26         HURRYUP_MUSIC,
  27         HERRING_MUSIC
  28 } current_music;
  29
  30
  31 #ifndef NOSOUND
  32
  33 #include <SDL_mixer.h>
  34
  35 /* variables for stocking the sound and music */
  36 Mix_Chunk* sounds[NUM_SOUNDS];
  37 Mix_Music* level_song, *herring_song;
  38
  39 /* functions handling the sound and music */
  40 int open_audio(int frequency, Uint16 format, int channels, int chunksize);
  41
  42 Mix_Chunk * load_sound(char * file);
  43 void play_sound(Mix_Chunk * snd);
  44 Mix_Music * load_song(char * file);
  45
  46 int playing_music(void);
  47 int halt_music(void);
  48 int play_music(Mix_Music*music, int loops);
  49 void free_music(Mix_Music*music);
  50 void free_chunk(Mix_Chunk*chunk);
  51
  52 #else
  53
  54 //fake variables
  55 void* sounds[NUM_SOUNDS];
  56 void* level_song, *herring_song;
  57
  58 // fake sound handlers
  59 int open_audio (int frequency, int format, int channels, int chunksize);
  60
  61 void* load_sound(void* file);
  62 void play_sound(void * snd);
  63 void* load_song(void* file);
  64
  65 int playing_music();
  66 void halt_music();
  67 int play_music(void *music, int loops);
  68 void free_music(void *music);;
  69 void free_chunk(void *chunk);
  70
  71 #endif
  72
  73 #endif /*SUPERTUX_SOUND_H*/