2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 // Quake is a trademark of Id Software, Inc., (c) 1996 Id Software, Inc. All
29 // Prototypes of the system dependent functions
30 extern void CDAudio_SysEject (void);
31 extern void CDAudio_SysCloseDoor (void);
32 extern int CDAudio_SysGetAudioDiskInfo (void);
33 extern float CDAudio_SysGetVolume (void);
34 extern void CDAudio_SysSetVolume (float volume);
35 extern int CDAudio_SysPlay (unsigned char track);
36 extern int CDAudio_SysStop (void);
37 extern int CDAudio_SysPause (void);
38 extern int CDAudio_SysResume (void);
39 extern int CDAudio_SysUpdate (void);
40 extern void CDAudio_SysInit (void);
41 extern int CDAudio_SysStartup (void);
42 extern void CDAudio_SysShutdown (void);
44 // used by menu to ghost CD audio slider
45 cvar_t cdaudioinitialized = {CVAR_READONLY,"cdaudioinitialized","0","indicates if CD Audio system is active"};
47 static qboolean wasPlaying = false;
48 static qboolean initialized = false;
49 static qboolean enabled = false;
50 static float cdvolume;
51 static unsigned char remap[MAXTRACKS];
52 static unsigned char maxTrack;
53 static int faketrack = -1;
55 static float saved_vol = 1.0f;
58 qboolean cdValid = false;
59 qboolean cdPlaying = false;
60 qboolean cdPlayLooping = false;
61 unsigned char cdPlayTrack;
65 static void CDAudio_Eject (void)
74 static void CDAudio_CloseDoor (void)
79 CDAudio_SysCloseDoor();
82 static int CDAudio_GetAudioDiskInfo (void)
88 ret = CDAudio_SysGetAudioDiskInfo();
99 void CDAudio_Play_byName (const char *trackname, qboolean looping)
109 if(strspn(trackname, "0123456789") == strlen(trackname))
111 track = (unsigned char) atoi(trackname);
112 track = remap[track];
115 Con_Printf("CDAudio: Bad track number %u.\n", track);
122 if (cdPlaying && cdPlayTrack == track && faketrack == -1)
126 // Try playing a fake track (sound file) first
129 sfx = S_PrecacheSound (va ("cdtracks/track%02u.wav", track), false, false);
130 if (sfx == NULL || !S_IsSoundPrecached (sfx))
131 sfx = S_PrecacheSound (va ("cdtracks/track%03u.wav", track), false, false);
135 sfx = S_PrecacheSound (va("cdtracks/%s.wav", trackname), false, false);
139 faketrack = S_StartSound (-1, 0, sfx, vec3_origin, cdvolume, 0);
143 S_SetChannelFlag (faketrack, CHANNELFLAG_FORCELOOP, true);
144 S_SetChannelFlag (faketrack, CHANNELFLAG_FULLVOLUME, true);
146 Con_Printf ("Fake CD track %u playing...\n", track);
148 Con_Printf ("BGM track %s playing...\n", trackname);
152 // If we can't play a fake CD track, try the real one
157 Con_Print("Could not load BGM track.\n");
163 CDAudio_GetAudioDiskInfo();
166 Con_Print ("No CD in player.\n");
171 if (track > maxTrack)
173 Con_Printf("CDAudio: Bad track number %u.\n", track);
177 if (CDAudio_SysPlay(track) == -1)
181 cdPlayLooping = looping;
189 void CDAudio_Play (unsigned char track, qboolean looping)
192 dpsnprintf(buf, sizeof(buf), "%d", (int) track);
193 CDAudio_Play_byName(buf, looping);
196 void CDAudio_Stop (void)
198 if (!enabled || !cdPlaying)
203 S_StopChannel (faketrack);
206 else if (CDAudio_SysStop() == -1)
213 void CDAudio_Pause (void)
215 if (!enabled || !cdPlaying)
219 S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, true);
220 else if (CDAudio_SysPause() == -1)
223 wasPlaying = cdPlaying;
228 void CDAudio_Resume (void)
230 if (!enabled || cdPlaying || !wasPlaying)
234 S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, false);
235 else if (CDAudio_SysResume() == -1)
240 static void CD_f (void)
251 command = Cmd_Argv (1);
253 if (strcasecmp(command, "on") == 0)
259 if (strcasecmp(command, "off") == 0)
267 if (strcasecmp(command, "reset") == 0)
272 for (n = 0; n < MAXTRACKS; n++)
274 CDAudio_GetAudioDiskInfo();
278 if (strcasecmp(command, "remap") == 0)
280 ret = Cmd_Argc() - 2;
283 for (n = 1; n < MAXTRACKS; n++)
285 Con_Printf(" %u -> %u\n", n, remap[n]);
288 for (n = 1; n <= ret; n++)
289 remap[n] = atoi(Cmd_Argv (n+1));
293 if (strcasecmp(command, "close") == 0)
299 if (strcasecmp(command, "play") == 0)
301 CDAudio_Play_byName(Cmd_Argv (2), false);
305 if (strcasecmp(command, "loop") == 0)
307 CDAudio_Play_byName(Cmd_Argv (2), true);
311 if (strcasecmp(command, "stop") == 0)
317 if (strcasecmp(command, "pause") == 0)
323 if (strcasecmp(command, "resume") == 0)
329 if (strcasecmp(command, "eject") == 0)
331 if (cdPlaying && faketrack == -1)
338 if (strcasecmp(command, "info") == 0)
340 CDAudio_GetAudioDiskInfo ();
342 Con_Printf("%u tracks on CD.\n", maxTrack);
344 Con_Print ("No CD in player.\n");
346 Con_Printf("Currently %s track %u\n", cdPlayLooping ? "looping" : "playing", cdPlayTrack);
348 Con_Printf("Paused %s track %u\n", cdPlayLooping ? "looping" : "playing", cdPlayTrack);
349 Con_Printf("Volume is %f\n", cdvolume);
353 Con_Printf("CD commands:\n");
354 Con_Printf("cd on - enables CD audio system\n");
355 Con_Printf("cd off - stops and disables CD audio system\n");
356 Con_Printf("cd reset - resets CD audio system (clears track remapping and re-reads disc information)");
357 Con_Printf("cd remap <remap1> [remap2] [remap3] [...] - chooses (possibly emulated) CD tracks to play when a map asks for a particular track, this has many uses\n");
358 Con_Printf("cd close - closes CD tray\n");
359 Con_Printf("cd eject - stops playing music and opens CD tray to allow you to change disc\n");
360 Con_Printf("cd play <tracknumber> - plays selected track in remapping table\n");
361 Con_Printf("cd loop <tracknumber> - plays and repeats selected track in remapping table\n");
362 Con_Printf("cd stop - stops playing current CD track\n");
363 Con_Printf("cd pause - pauses CD playback\n");
364 Con_Printf("cd resume - unpauses CD playback\n");
365 Con_Printf("cd info - prints basic disc information (number of tracks, currently playing track, volume level)\n");
368 void CDAudio_SetVolume (float newvol)
370 // If the volume hasn't changed
371 if (newvol == cdvolume)
374 // If the CD has been muted
379 // If the CD has been unmuted
380 if (cdvolume == 0.0f)
384 S_SetChannelVolume (faketrack, newvol);
385 CDAudio_SysSetVolume (newvol);
391 void CDAudio_Update (void)
396 CDAudio_SetVolume (bgmvolume.value);
402 int CDAudio_Init (void)
406 if (cls.state == ca_dedicated)
409 // COMMANDLINEOPTION: Sound: -nocdaudio disables CD audio support
410 if (COM_CheckParm("-nocdaudio") || COM_CheckParm("-safe"))
415 for (i = 0; i < MAXTRACKS; i++)
418 Cvar_RegisterVariable(&cdaudioinitialized);
419 Cvar_SetValueQuick(&cdaudioinitialized, true);
422 Cmd_AddCommand("cd", CD_f, "execute a CD drive command (cd on/off/reset/remap/close/play/loop/stop/pause/resume/eject/info) - use cd by itself for usage");
427 int CDAudio_Startup (void)
429 CDAudio_SysStartup ();
431 if (CDAudio_GetAudioDiskInfo())
433 Con_Print("CDAudio_Init: No CD in player.\n");
437 saved_vol = CDAudio_SysGetVolume ();
438 if (saved_vol < 0.0f)
440 Con_Print ("Can't get initial CD volume\n");
444 Con_Printf ("Initial CD volume: %g\n", saved_vol);
448 Con_Print("CD Audio Initialized\n");
453 void CDAudio_Shutdown (void)
458 CDAudio_SysSetVolume (saved_vol);
461 CDAudio_SysShutdown();