1 /* $Id: songs.c,v 1.14 2004-08-29 17:57:23 schaffner Exp $ */
3 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
4 SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
5 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
6 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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8 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
9 FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
10 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
11 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
17 * Routines to manage the songs in Descent.
30 #if !defined(_MSC_VER) && !defined(macintosh)
46 song_info Songs[MAX_NUM_SONGS];
47 int Songs_initialized = 0;
53 extern void digi_stop_current_song();
55 int Redbook_enabled = 1;
57 //0 if redbook is no playing, else the track number
58 int Redbook_playing = 0;
60 #define NumLevelSongs (Num_songs - SONG_FIRST_LEVEL_SONG)
62 extern int CD_blast_mixer();
65 #define REDBOOK_VOLUME_SCALE (255/3) //255 is MAX
67 #define REDBOOK_VOLUME_SCALE (255)
70 //takes volume in range 0..8
71 void set_redbook_volume(int volume)
74 RBASetVolume(0); // makes the macs sound really funny
76 RBASetVolume(volume*REDBOOK_VOLUME_SCALE/8);
79 extern char CDROM_dir[];
87 if ( Songs_initialized ) return;
90 #if !defined(MACINTOSH) && !defined(WINDOWS) // don't crank it if on a macintosh!!!!!
91 if (!FindArg("-nomixer"))
92 CD_blast_mixer(); // Crank it!
96 if (cfexist("descent.sng")) { // mac (demo?) datafiles don't have the .sng file
97 fp = cfopen( "descent.sng", "rb" );
100 Error( "Couldn't open descent.sng" );
103 while (cfgets(inputline, 80, fp ))
105 if ( strlen( inputline ) )
107 Assert( i < MAX_NUM_SONGS );
108 sscanf( inputline, "%s %s %s",
110 Songs[i].melodic_bank_file,
111 Songs[i].drum_bank_file );
112 //printf( "%d. '%s' '%s' '%s'\n",i,Songs[i].filename,Songs[i].melodic_bank_file,Songs[i].drum_bank_file );
117 if (Num_songs <= SONG_FIRST_LEVEL_SONG)
118 Error("Must have at least %d songs",SONG_FIRST_LEVEL_SONG+1);
122 Songs_initialized = 1;
125 #if !defined(SHAREWARE) || ( defined(SHAREWARE) && defined(APPLE_DEMO) )
126 if (FindArg("-noredbook"))
132 #ifndef __MSDOS__ // defined(WINDOWS) || defined(MACINTOSH)
135 RBAInit(toupper(CDROM_dir[0]) - 'A');
140 set_redbook_volume(Config_redbook_volume);
144 atexit(RBAStop); // stop song on exit
145 #endif // endof ifndef SHAREWARE, ie ifdef SHAREWARE
148 #define FADE_TIME (f1_0/2)
150 //stop the redbook, so we can read off the CD
151 void songs_stop_redbook(void)
153 int old_volume = Config_redbook_volume*REDBOOK_VOLUME_SCALE/8;
154 fix old_time = timer_get_fixed_seconds();
156 if (Redbook_playing) { //fade out volume
159 fix t = timer_get_fixed_seconds();
161 new_volume = fixmuldiv(old_volume,(FADE_TIME - (t-old_time)),FADE_TIME);
166 RBASetVolume(new_volume);
168 } while (new_volume > 0);
171 RBAStop(); // Stop CD, if playing
173 RBASetVolume(old_volume); //restore volume
179 //stop any songs - midi or redbook - that are currently playing
180 void songs_stop_all(void)
182 digi_stop_current_song(); // Stop midi song, if playing
184 songs_stop_redbook(); // Stop CD, if playing
187 int force_rb_register=0;
189 void reinit_redbook()
191 #ifndef __MSDOS__ // defined(WINDOWS) || defined(MACINTOSH)
194 RBAInit(toupper(CDROM_dir[0]) - 'A');
199 set_redbook_volume(Config_redbook_volume);
206 //returns 1 if track started sucessfully
207 //start at tracknum. if keep_playing set, play to end of disc. else
208 //play only specified track
209 int play_redbook_track(int tracknum,int keep_playing)
213 if (!RBAEnabled() && Redbook_enabled && !FindArg("-noredbook"))
216 if (force_rb_register) {
217 RBARegisterCD(); //get new track list for new CD
218 force_rb_register = 0;
221 if (Redbook_enabled && RBAEnabled()) {
222 int num_tracks = RBAGetNumberOfTracks();
223 if (tracknum <= num_tracks)
224 if (RBAPlayTracks(tracknum,keep_playing?num_tracks:tracknum)) {
225 Redbook_playing = tracknum;
229 return (Redbook_playing != 0);
235 #define REDBOOK_TITLE_TRACK 2
236 #define REDBOOK_CREDITS_TRACK 3
237 #define REDBOOK_FIRST_LEVEL_TRACK (songs_haved2_cd()?4:1)
239 // songs_haved2_cd returns 1 if the descent 2 CD is in the drive and
241 int songs_haved2_cd()
243 char temp[128],cwd[128];
247 strcpy(temp,CDROM_dir);
249 #ifndef MACINTOSH //for PC, strip of trailing slash
250 if (temp[strlen(temp)-1] == '\\')
251 temp[strlen(temp)-1] = 0;
254 if ( !chdir(temp) ) {
265 /* Redbook versions of 13 songs from Descent 1 as found on the Macintosh version.
266 All the same tracklist, but some versions have tracks mixed to different lengths
270 4: The Escape (aka Close Call)
271 5: Ether in the Air (aka The Darkness of Space)
272 6: Robotic Menace (aka Get It On)
273 7: Virtual Tension (aka Fight)
274 8: Time for the Big Guns (aka Death Lurks Beneath)
275 9: Mystery Metal (aka C-4 Home Recipe)
276 10: Hydraulic Pressure (aka Escape)
277 11: Not That Button! (aka Backwards Time)
278 12: Industrial Accident (aka Crazyfactory)
279 13: Overdrive (aka Machine Gun)
280 14: A Big Problem (aka Insanity)
282 #define D1_DISCID_1 0xb60d990e
283 #define D1_DISCID_2 0xde0feb0e
284 #define D1_DISCID_3 0xb70ee40e
286 #define D1_RB_TITLE 2
287 #define D1_RB_BRIEFING 3
288 #define D1_RB_ENDLEVEL 4
289 #define D1_RB_ENDGAME 3
290 #define D1_RB_CREDITS 5
291 #define D1_RB_FIRST_LEVEL_SONG 6
303 10: Haunted (Instrumental Remix)
308 #define D2_DISCID_1 0x22115710 // Mac version, has some extended versions and 3 bonus tracks
309 #define D2_DISCID_2 0xac0bc30d
310 #define D2_DISCID_3 0xc40c0a0d
311 #define D2_DISCID_4 0xc610080d
312 #define D2_DISCID_5 0xcc101b0d
313 #define D2_DISCID_6 0xd00bf30d
314 #define D2_DISCID_7 0xd2101d0d
315 #define D2_DISCID_8 0xd410070d
316 #define D2_DISCID_9 0xda10370d
318 #define D2_RB_TITLE 2
319 #define D2_RB_CREDITS 3
320 #define D2_RB_FIRST_LEVEL_SONG 4
322 /* Same as above, but all tracks shifted by one
333 11: Haunted (Instrumental Remix)
338 #define D2_2_DISCID_1 0xe010a30e
340 #define D2_2_RB_TITLE 3
341 #define D2_2_RB_CREDITS 4
342 #define D2_2_RB_FIRST_LEVEL_SONG 5
344 /* Descent II: The Infinite Abyss
347 3: Cold Reality - Extended Remix
348 4: Crawl - Extended Remix
349 5: Gunner Down - Extended Remix
350 6: Ratzez - Extended Remix
351 7: Techno Industry - Extended Remix
352 8: Are You Descent? - Extended Remix
353 9: Robot Jungle - Extended Remix
355 #define D2_IA_DISCID_1 0x7d0ff809
356 #define D2_IA_DISCID_2 0x8110ec09
357 #define D2_IA_DISCID_3 0x82104909
358 #define D2_IA_DISCID_4 0x85101d09
359 #define D2_IA_DISCID_5 0x87102209
361 #define D2_IA_RB_TITLE 2
362 #define D2_IA_RB_CREDITS 3
363 #define D2_IA_RB_FIRST_LEVEL_SONG 4
365 /* Descent II: Vertigo Series
367 2: Crush - Extended Remix
368 3: Glut - Extended Remix
369 4: Haunted - Instrumental Re-Remix
371 6: Untitled - Extended Remix
375 #define D2_X_DISCID_1 0x53078208
376 #define D2_X_DISCID_2 0x64071408
379 int songs_redbook_track(int songnum)
383 if (!Redbook_enabled)
386 discid = RBAGetDiscID();
393 case SONG_TITLE: return D1_RB_TITLE;
394 case SONG_BRIEFING: return D1_RB_BRIEFING;
395 case SONG_ENDLEVEL: return D1_RB_ENDLEVEL;
396 case SONG_ENDGAME: return D1_RB_ENDGAME;
397 case SONG_CREDITS: return D1_RB_CREDITS;
398 case SONG_FIRST_LEVEL_SONG: return D1_RB_FIRST_LEVEL_SONG;
411 case SONG_TITLE: return D2_RB_TITLE;
412 case SONG_CREDITS: return D2_RB_CREDITS;
413 case SONG_FIRST_LEVEL_SONG: return D2_RB_FIRST_LEVEL_SONG;
418 case SONG_TITLE: return D2_2_RB_TITLE;
419 case SONG_CREDITS: return D2_2_RB_CREDITS;
420 case SONG_FIRST_LEVEL_SONG: return D2_2_RB_FIRST_LEVEL_SONG;
429 case SONG_TITLE: return D2_IA_RB_TITLE;
430 case SONG_CREDITS: return D2_IA_RB_CREDITS;
431 case SONG_FIRST_LEVEL_SONG: return D2_IA_RB_FIRST_LEVEL_SONG;
439 con_printf(CON_DEBUG, "Unknown CD. discid: %x\n", discid);
444 #define REDBOOK_TITLE_TRACK (songs_redbook_track(SONG_TITLE))
445 #define REDBOOK_CREDITS_TRACK (songs_redbook_track(SONG_CREDITS))
446 #define REDBOOK_FIRST_LEVEL_TRACK (songs_redbook_track(SONG_FIRST_LEVEL_SONG))
451 void songs_play_song( int songnum, int repeat )
454 //Assert(songnum != SONG_ENDLEVEL && songnum != SONG_ENDGAME); //not in full version
457 if ( !Songs_initialized )
460 //stop any music already playing
464 //do we want any of these to be redbook songs?
466 if (force_rb_register) {
467 RBARegisterCD(); //get new track list for new CD
468 force_rb_register = 0;
471 if (songnum == SONG_TITLE)
472 play_redbook_track(REDBOOK_TITLE_TRACK,0);
473 else if (songnum == SONG_CREDITS)
474 play_redbook_track(REDBOOK_CREDITS_TRACK,0);
476 if (!Redbook_playing) { //not playing redbook, so play midi
479 digi_play_midi_song( Songs[songnum].filename, Songs[songnum].melodic_bank_file, Songs[songnum].drum_bank_file, repeat );
481 digi_play_midi_song(songnum, repeat);
486 int current_song_level;
488 void songs_play_level_song( int levelnum )
493 Assert( levelnum != 0 );
495 if ( !Songs_initialized )
500 current_song_level = levelnum;
502 songnum = (levelnum>0)?(levelnum-1):(-levelnum);
504 if (!RBAEnabled() && Redbook_enabled && !FindArg("-noredbook"))
507 if (force_rb_register) {
508 RBARegisterCD(); //get new track list for new CD
509 force_rb_register = 0;
512 if (Redbook_enabled && RBAEnabled() && (n_tracks = RBAGetNumberOfTracks()) > 1) {
514 //try to play redbook
516 mprintf((0,"n_tracks = %d\n",n_tracks));
518 play_redbook_track(REDBOOK_FIRST_LEVEL_TRACK + (songnum % (n_tracks-REDBOOK_FIRST_LEVEL_TRACK+1)),1);
521 if (! Redbook_playing) { //not playing redbook, so play midi
523 songnum = SONG_FIRST_LEVEL_SONG + (songnum % NumLevelSongs);
526 digi_play_midi_song( Songs[songnum].filename, Songs[songnum].melodic_bank_file, Songs[songnum].drum_bank_file, 1 );
528 digi_play_midi_song( songnum, 1 );
534 //this should be called regularly to check for redbook restart
535 void songs_check_redbook_repeat()
537 static fix last_check_time;
540 if (!Redbook_playing || Config_redbook_volume==0) return;
542 current_time = timer_get_fixed_seconds();
543 if (current_time < last_check_time || (current_time - last_check_time) >= F2_0) {
544 if (!RBAPeekPlayStatus()) {
546 // if title ends, start credit music
547 // if credits music ends, restart it
548 if (Redbook_playing == REDBOOK_TITLE_TRACK || Redbook_playing == REDBOOK_CREDITS_TRACK)
549 play_redbook_track(REDBOOK_CREDITS_TRACK,0);
551 //songs_goto_next_song();
553 //new code plays all tracks to end of disk, so if disk has
554 //stopped we must be at end. So start again with level 1 song.
556 songs_play_level_song(1);
560 last_check_time = current_time;
564 //goto the next level song
565 void songs_goto_next_song()
567 if (Redbook_playing) //get correct track
568 current_song_level = RBAGetTrackNum() - REDBOOK_FIRST_LEVEL_TRACK + 1;
570 songs_play_level_song(current_song_level+1);
574 //goto the previous level song
575 void songs_goto_prev_song()
577 if (Redbook_playing) //get correct track
578 current_song_level = RBAGetTrackNum() - REDBOOK_FIRST_LEVEL_TRACK + 1;
580 if (current_song_level > 1)
581 songs_play_level_song(current_song_level-1);