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129 lines
2.9 KiB
129 lines
2.9 KiB
/* $Id: sound.c,v 1.1 2003/05/26 20:35:43 stpohle Exp $ */
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/* sound */
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#include "sound.h"
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_snd snd;
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/* play an soundsample SND_* */
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void
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snd_play (int samplenr)
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{
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#if HAVE_SDL_MIXER
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if (samplenr < SND_max && snd.inited && snd.sample[samplenr] != NULL)
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Mix_PlayChannel (-1, snd.sample[samplenr], 0);
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#endif
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};
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/* start playing music */
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void
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snd_music_start ()
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{
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#if HAVE_SDL_MIXER
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if (snd.inited && snd.music != NULL)
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Mix_PlayMusic (snd.music, -1);
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#endif
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};
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/* stop playing music */
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void
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snd_music_stop ()
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{
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#if HAVE_SDL_MIXER
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if (snd.inited)
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Mix_HaltMusic ();
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#endif
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};
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/* init audio, sdl_mixer */
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void
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snd_init ()
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{
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#if HAVE_SDL_MIXER
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int audio_rate = 22050;
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Uint16 audio_format = AUDIO_S16;
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int audio_channels = 2;
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if (Mix_OpenAudio (audio_rate, audio_format, audio_channels, 1024) < 0) {
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d_printf ("Couldn't open audio mixer: %s\n", SDL_GetError ());
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snd.inited = 0;
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return;
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}
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Mix_QuerySpec (&audio_rate, &audio_format, &audio_channels);
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d_printf ("Opened audio at %d Hz %d bit %s\n",
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audio_rate, (audio_format & 0xFF), (audio_channels > 1 ? "stereo" : "mono"));
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Mix_Volume (-1, 96);
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Mix_VolumeMusic (48);
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snd.inited = 1;
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#endif
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return;
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};
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/* load the audio files */
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void
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snd_load (char *tilesetname)
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{
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#if HAVE_SDL_MIXER
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char fullname[LEN_PATHFILENAME];
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char filename[LEN_FILENAME];
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int i;
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// load samples
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d_printf ("Loading Audioset\n");
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for (i = 0; i < SND_max; i++) {
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switch (i) {
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case (SND_dead):
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sprintf (filename, "dead.wav");
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break;
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case (SND_explode):
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sprintf (filename, "explode.wav");
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break;
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default:
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sprintf (filename, "drop.wav");
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break;
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}
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/* try loading the sample from the tileset or the default */
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sprintf (fullname, "%s/tileset/%s/%s", bman.datapath, tilesetname, filename);
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if ((snd.sample[i] = Mix_LoadWAV (fullname)) == NULL) {
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sprintf (fullname, "%s/tileset/default/%s", bman.datapath, filename);
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if ((snd.sample[i] = Mix_LoadWAV (fullname)) == NULL)
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d_printf ("Couldn't load %s: %s\n", fullname, SDL_GetError ());
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}
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}
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/* try loading the music from the tileset or the default */
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sprintf (fullname, "%s/tileset/%s/music.ogg", bman.datapath, tilesetname);
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if ((snd.music = Mix_LoadMUS (fullname)) == NULL) {
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sprintf (fullname, "%s/tileset/default/music.ogg", bman.datapath);
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if ((snd.music = Mix_LoadMUS (fullname)) == NULL)
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d_printf ("Couldn't load %s: %s\n", fullname, SDL_GetError ());
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}
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#endif
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return;
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};
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void
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snd_free ()
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{
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#if HAVE_SDL_MIXER
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int i;
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for (i = 0; i < SND_max; i++)
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if (snd.sample[i] != NULL)
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Mix_FreeChunk (snd.sample[i]);
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if (snd.music != NULL)
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Mix_FreeMusic (snd.music);
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#endif
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};
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