sound.c

   1
   2 /**
   3  *
   4  * Tennix! SDL Port
   5  * Copyright (C) 2003, 2007 Thomas Perl <thp@perli.net>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version 2
  10  * of the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  20  * MA  02110-1301, USA.
  21  *
  22  **/
  23
  24 #include "tennix.h"
  25 #include "sound.h"
  26
  27 static char datadir[MAXPATHLEN];
  28
  29 #include "data/sounds_data.c"
  30
  31 void init_sound( const char *data_dir) {
  32     strcpy( datadir, data_dir);
  33
  34     if( Mix_OpenAudio( 44100, AUDIO_S16SYS, 2, 1024) < 0) {
  35         fprintf( stderr, "Error initializing SDL_mixer: %s\n", Mix_GetError());
  36     }
  37 }
  38
  39 void play_sample( ResourceData sound, unsigned char channel, int loop) {
  40     static Mix_Chunk* chunks[CH_MAX] = { 0 };
  41
  42     if( chunks[channel] != NULL) {
  43         Mix_FreeChunk( chunks[channel]);
  44         chunks[channel] = NULL;
  45     }
  46
  47     chunks[channel] = Mix_LoadWAV_RW( SDL_RWFromConstMem( sound.data, sound.size), 1);
  48     if( chunks[channel] != NULL) {
  49         Mix_PlayChannel( channel, chunks[channel], loop);
  50     } else {
  51         fprintf( stderr, "Error: %s\n", Mix_GetError());
  52     }
  53 }
  54
  55 void fade_out( unsigned char channel) {
  56     Mix_FadeOutChannel( channel, FADE_OUT_MS);
  57 }
  58
  59 void sound_ground() {
  60     ResourceData sounds[] = { RESOURCE(ground1), RESOURCE(ground2) };
  61     play_sample( sounds[rand()%2], CH_GROUND, 0);
  62 }
  63
  64 void sound_racket() {
  65     ResourceData sounds[] = { RESOURCE(racket1), RESOURCE(racket2) };
  66     play_sample( sounds[rand()%2], CH_RACKET, 0);
  67 }
  68
  69 void sound_audience() {
  70     play_sample( RESOURCE(audience), CH_AUDIENCE, -1);
  71 }
  72
  73 void sound_applause() {
  74     play_sample( RESOURCE(applause), CH_APPLAUSE, 0);
  75 }
  76
  77 void sound_applause_stop() {
  78     fade_out( CH_APPLAUSE);
  79 }
  80
  81 void sound_out() {
  82     play_sample( RESOURCE(out), CH_OUT, 0);
  83 }
  84