Sound enabled thanks alot to Henrik Enqvist

src/sound.c

@@ -0,0 +1,128 @@
+/* $Id: sound.c,v 1.1 2003/05/26 20:35:43 stpohle Exp $ */
+/* sound */
+
+#include "sound.h"
+
+_snd snd;
+
+/* play an soundsample SND_* */
+void
+snd_play (int samplenr)
+{
+#if HAVE_SDL_MIXER
+    if (samplenr < SND_max && snd.inited && snd.sample[samplenr] != NULL)
+        Mix_PlayChannel (-1, snd.sample[samplenr], 0);
+#endif
+};
+
+
+/* start playing music */
+void
+snd_music_start ()
+{
+#if HAVE_SDL_MIXER
+    if (snd.inited && snd.music != NULL)
+        Mix_PlayMusic (snd.music, -1);
+#endif
+};
+
+/* stop playing music */
+void
+snd_music_stop ()
+{
+#if HAVE_SDL_MIXER
+    if (snd.inited)
+        Mix_HaltMusic ();
+#endif
+};
+
+/* init audio, sdl_mixer */
+void
+snd_init ()
+{
+#if HAVE_SDL_MIXER
+    int audio_rate = 22050;
+    Uint16 audio_format = AUDIO_S16;
+    int audio_channels = 2;
+
+    if (Mix_OpenAudio (audio_rate, audio_format, audio_channels, 1024) < 0) {
+        d_printf ("Couldn't open audio mixer: %s\n", SDL_GetError ());
+        snd.inited = 0;
+        return;
+    }
+
+    Mix_QuerySpec (&audio_rate, &audio_format, &audio_channels);
+    d_printf ("Opened audio at %d Hz %d bit %s\n",
+              audio_rate, (audio_format & 0xFF), (audio_channels > 1 ? "stereo" : "mono"));
+
+    Mix_Volume (-1, 96);
+    Mix_VolumeMusic (48);
+
+    snd.inited = 1;
+#endif
+    return;
+};
+
+
+/* load the audio files */
+void
+snd_load (char *tilesetname)
+{
+#if HAVE_SDL_MIXER
+    char fullname[LEN_PATHFILENAME];
+    char filename[LEN_FILENAME];
+
+    int i;
+
+    // load samples
+    d_printf ("Loading Audioset\n");
+
+    for (i = 0; i < SND_max; i++) {
+        switch (i) {
+        case (SND_dead):
+            sprintf (filename, "dead.wav");
+            break;
+        case (SND_explode):
+            sprintf (filename, "explode.wav");
+            break;
+        default:
+            sprintf (filename, "drop.wav");
+            break;
+        }
+
+        /* try loading the sample from the tileset or the default */
+        sprintf (fullname, "%s/tileset/%s/%s", bman.datapath, tilesetname, filename);
+        if ((snd.sample[i] = Mix_LoadWAV (fullname)) == NULL) {
+            sprintf (fullname, "%s/tileset/default/%s", bman.datapath, filename);
+            if ((snd.sample[i] = Mix_LoadWAV (fullname)) == NULL)
+                d_printf ("Couldn't load %s: %s\n", fullname, SDL_GetError ());
+        }
+    }
+
+    /* try loading the music from the tileset or the default */
+    sprintf (fullname, "%s/tileset/%s/music.ogg", bman.datapath, tilesetname);
+    if ((snd.music = Mix_LoadMUS (fullname)) == NULL) {
+        sprintf (fullname, "%s/tileset/default/music.ogg", bman.datapath);
+        if ((snd.music = Mix_LoadMUS (fullname)) == NULL)
+            d_printf ("Couldn't load %s: %s\n", fullname, SDL_GetError ());
+    }
+
+#endif
+    return;
+};
+
+
+void
+snd_free ()
+{
+#if HAVE_SDL_MIXER
+    int i;
+
+    for (i = 0; i < SND_max; i++)
+        if (snd.sample[i] != NULL)
+            Mix_FreeChunk (snd.sample[i]);
+
+    if (snd.music != NULL)
+        Mix_FreeMusic (snd.music);
+#endif
+};

src/sound.h

@@ -0,0 +1,41 @@
+/* $Id: sound.h,v 1.1 2003/05/26 20:35:43 stpohle Exp $ */
+/* include file for the sound */
+
+#ifndef _SOUND_H_
+#define _SOUND_H_
+
+#include "bomberclone.h"
+
+#if HAVE_SDL_MIXER
+#include <SDL_mixer.h>
+#else
+#define Mix_Chunk void
+#define Mix_Music void
+#endif
+
+enum _soundsample {
+	SND_dead = 0,
+	SND_explode,
+	SND_bombdrop,
+	
+	SND_max
+};
+
+struct __snd {
+	unsigned char inited;
+
+	Mix_Chunk *sample[SND_max]; // henqvist
+	Mix_Music *music; // henqvist
+	
+} typedef _snd;
+
+extern _snd snd;
+
+void snd_play(int samplenr);
+void snd_music_start();
+void snd_music_stop();
+void snd_init();
+void snd_load(char *tilesetname);
+void snd_free ();
+
+#endif