- SoundInfo *snd_info;
- int i, k;
-
-#if 0
- printf("NEW SOUND %d HAS ARRIVED [%d]\n", snd_ctrl.nr, num_sounds);
-#endif
-
- if (IS_MUSIC(snd_ctrl))
- snd_ctrl.nr = snd_ctrl.nr % num_music;
- else if (snd_ctrl.nr >= num_sounds)
- return;
-
- snd_info = (IS_MUSIC(snd_ctrl) ? Music[snd_ctrl.nr] : Sound[snd_ctrl.nr]);
- if (snd_info == NULL)
- {
-#if 0
- printf("sound/music %d undefined\n", snd_ctrl.nr);
-#endif
- return;
- }
-
-#if 0
- printf("-> %d\n", playing_sounds);
-#endif
-
- if (playing_sounds == audio.num_channels)
- {
- for (i=0; i<audio.num_channels; i++)
- {
- if (playlist[i].data_ptr == NULL)
- {
-#if 1
- printf("THIS SHOULD NEVER HAPPEN! [%d]\n", i);
-#endif
-
- PlaylistRemoveSound(i);
- }
- }
- }
-
- /* if playlist is full, remove oldest sound */
- if (playing_sounds == audio.num_channels)
- {
- int longest = 0, longest_nr = 0;
-
- for (i=audio.first_sound_channel; i<audio.num_channels; i++)
- {
-#if !defined(PLATFORM_MSDOS)
- int actual = 100 * playlist[i].playingpos / playlist[i].data_len;
-#else
- int actual = playlist[i].playingpos;
-#endif
-
- if (!IS_LOOP(playlist[i]) && actual > longest)
- {
- longest = actual;
- longest_nr = i;
- }
- }
-#if defined(PLATFORM_MSDOS)
- voice_set_volume(playlist[longest_nr].voice, 0);
- deallocate_voice(playlist[longest_nr].voice);
-#endif
- PlaylistRemoveSound(longest_nr);
- }
-
- /* check if sound is already being played (and how often) */
- for (k=0, i=audio.first_sound_channel; i<audio.num_channels; i++)
- if (playlist[i].nr == snd_ctrl.nr)
- k++;
-
- /* restart loop sounds only if they are just fading out */
- if (k >= 1 && IS_LOOP(snd_ctrl))
- {
- for(i=audio.first_sound_channel; i<audio.num_channels; i++)
- {
- if (playlist[i].nr == snd_ctrl.nr && IS_FADING(playlist[i]))
- {
- playlist[i].state &= ~SND_CTRL_FADE;
- playlist[i].volume = PSND_MAX_VOLUME;
-#if defined(PLATFORM_MSDOS)
- playlist[i].state |= SND_CTRL_LOOP;
- voice_stop_volumeramp(playlist[i].voice);
- voice_ramp_volume(playlist[i].voice, playlist[i].volume, 1000);
-#endif
- }
- }
-
- return;
- }
-
- /* don't play sound more than n times simultaneously (with n == 2 for now) */
- if (k >= 2)
- {
- int longest = 0, longest_nr = 0;
-
- /* look for oldest equal sound */
- for(i=audio.first_sound_channel; i<audio.num_channels; i++)
- {
- int actual;
-
- if (!playlist[i].active || playlist[i].nr != snd_ctrl.nr)
- continue;
-
-#if !defined(PLATFORM_MSDOS)
- actual = 100 * playlist[i].playingpos / playlist[i].data_len;
-#else
- actual = playlist[i].playingpos;
-#endif
- if (actual >= longest)
- {
- longest = actual;
- longest_nr = i;
- }
- }
-
-#if defined(PLATFORM_MSDOS)
- voice_set_volume(playlist[longest_nr].voice, 0);
- deallocate_voice(playlist[longest_nr].voice);
-#endif
- PlaylistRemoveSound(longest_nr);
- }
-
- /* add new sound to playlist */
- for(i=0; i<audio.num_channels; i++)
- {
-#if 0
- printf("CHECKING CHANNEL %d FOR SOUND %d ...\n", i, snd_ctrl.nr);
-#endif
-
- /*
- if (!playlist[i].active ||
- (IS_MUSIC(snd_ctrl) && i == audio.music_channel))
- */
- if ((i == audio.music_channel && IS_MUSIC(snd_ctrl)) ||
- (i != audio.music_channel && !playlist[i].active))
- {
- snd_ctrl.data_ptr = snd_info->data_ptr;
- snd_ctrl.data_len = snd_info->data_len;
- snd_ctrl.format = snd_info->format;
-
- snd_ctrl.playingpos = 0;
- snd_ctrl.playingtime = 0;
-
-#if 1
- if (snd_info->data_len == 0)
- {
- printf("THIS SHOULD NEVER HAPPEN! [snd_info->data_len == 0]\n");
- }
-#endif
-
-#if 1
- if (IS_MUSIC(snd_ctrl) && i == audio.music_channel && playlist[i].active)
- {
- printf("THIS SHOULD NEVER HAPPEN! [adding music twice]\n");
-
-#if 1
- PlaylistRemoveSound(i);
-#endif
- }
-#endif
-
- playlist[i] = snd_ctrl;
- playing_sounds++;
-
-#if 0
- printf("NEW SOUND %d ADDED TO PLAYLIST\n", snd_ctrl.nr);
-#endif
-
-#if defined(PLATFORM_MSDOS)
- playlist[i].voice = allocate_voice((SAMPLE *)playlist[i].data_ptr);
-
- if (snd_ctrl.loop)
- voice_set_playmode(playlist[i].voice, PLAYMODE_LOOP);
-
- voice_set_volume(playlist[i].voice, snd_ctrl.volume);
- voice_set_pan(playlist[i].voice, snd_ctrl.stereo);
- voice_start(playlist[i].voice);
-#endif
- break;
- }
- }