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 (unsigned char track, qboolean looping)
108 track = remap[track];
111 Con_Printf("CDAudio: Bad track number %u.\n", track);
115 if (cdPlaying && cdPlayTrack == track && faketrack == -1)
119 // Try playing a fake track (sound file) first
120 sfx = S_PrecacheSound (va ("cdtracks/track%02u.wav", track), false, false);
121 if (sfx == NULL || !S_IsSoundPrecached (sfx))
122 sfx = S_PrecacheSound (va ("cdtracks/track%03u.wav", track), false, false);
125 faketrack = S_StartSound (-1, 0, sfx, vec3_origin, cdvolume, 0);
129 S_SetChannelFlag (faketrack, CHANNELFLAG_FORCELOOP, true);
130 S_SetChannelFlag (faketrack, CHANNELFLAG_FULLVOLUME, true);
131 Con_Printf ("Fake CD track %u playing...\n", track);
135 // If we can't play a fake CD track, try the real one
140 CDAudio_GetAudioDiskInfo();
143 Con_Print ("No CD in player.\n");
148 if (track > maxTrack)
150 Con_Printf("CDAudio: Bad track number %u.\n", track);
154 if (CDAudio_SysPlay(track) == -1)
158 cdPlayLooping = looping;
167 void CDAudio_Stop (void)
169 if (!enabled || !cdPlaying)
174 S_StopChannel (faketrack);
177 else if (CDAudio_SysStop() == -1)
184 void CDAudio_Pause (void)
186 if (!enabled || !cdPlaying)
190 S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, true);
191 else if (CDAudio_SysPause() == -1)
194 wasPlaying = cdPlaying;
199 void CDAudio_Resume (void)
201 if (!enabled || cdPlaying || !wasPlaying)
205 S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, false);
206 else if (CDAudio_SysResume() == -1)
211 static void CD_f (void)
222 command = Cmd_Argv (1);
224 if (strcasecmp(command, "on") == 0)
230 if (strcasecmp(command, "off") == 0)
238 if (strcasecmp(command, "reset") == 0)
243 for (n = 0; n < MAXTRACKS; n++)
245 CDAudio_GetAudioDiskInfo();
249 if (strcasecmp(command, "remap") == 0)
251 ret = Cmd_Argc() - 2;
254 for (n = 1; n < MAXTRACKS; n++)
256 Con_Printf(" %u -> %u\n", n, remap[n]);
259 for (n = 1; n <= ret; n++)
260 remap[n] = atoi(Cmd_Argv (n+1));
264 if (strcasecmp(command, "close") == 0)
270 if (strcasecmp(command, "play") == 0)
272 CDAudio_Play((unsigned char)atoi(Cmd_Argv (2)), false);
276 if (strcasecmp(command, "loop") == 0)
278 CDAudio_Play((unsigned char)atoi(Cmd_Argv (2)), true);
282 if (strcasecmp(command, "stop") == 0)
288 if (strcasecmp(command, "pause") == 0)
294 if (strcasecmp(command, "resume") == 0)
300 if (strcasecmp(command, "eject") == 0)
302 if (cdPlaying && faketrack == -1)
309 if (strcasecmp(command, "info") == 0)
311 CDAudio_GetAudioDiskInfo ();
313 Con_Printf("%u tracks on CD.\n", maxTrack);
315 Con_Print ("No CD in player.\n");
317 Con_Printf("Currently %s track %u\n", cdPlayLooping ? "looping" : "playing", cdPlayTrack);
319 Con_Printf("Paused %s track %u\n", cdPlayLooping ? "looping" : "playing", cdPlayTrack);
320 Con_Printf("Volume is %f\n", cdvolume);
324 Con_Printf("CD commands:\n");
325 Con_Printf("cd on - enables CD audio system\n");
326 Con_Printf("cd off - stops and disables CD audio system\n");
327 Con_Printf("cd reset - resets CD audio system (clears track remapping and re-reads disc information)");
328 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");
329 Con_Printf("cd close - closes CD tray\n");
330 Con_Printf("cd eject - stops playing music and opens CD tray to allow you to change disc\n");
331 Con_Printf("cd play <tracknumber> - plays selected track in remapping table\n");
332 Con_Printf("cd loop <tracknumber> - plays and repeats selected track in remapping table\n");
333 Con_Printf("cd stop - stops playing current CD track\n");
334 Con_Printf("cd pause - pauses CD playback\n");
335 Con_Printf("cd resume - unpauses CD playback\n");
336 Con_Printf("cd info - prints basic disc information (number of tracks, currently playing track, volume level)\n");
339 void CDAudio_SetVolume (float newvol)
341 // If the volume hasn't changed
342 if (newvol == cdvolume)
345 // If the CD has been muted
350 // If the CD has been unmuted
351 if (cdvolume == 0.0f)
355 S_SetChannelVolume (faketrack, newvol);
356 CDAudio_SysSetVolume (newvol);
362 void CDAudio_Update (void)
367 CDAudio_SetVolume (bgmvolume.value);
373 int CDAudio_Init (void)
377 if (cls.state == ca_dedicated)
380 // COMMANDLINEOPTION: Sound: -nocdaudio disables CD audio support
381 if (COM_CheckParm("-nocdaudio") || COM_CheckParm("-safe"))
386 for (i = 0; i < MAXTRACKS; i++)
389 Cvar_RegisterVariable(&cdaudioinitialized);
390 Cvar_SetValueQuick(&cdaudioinitialized, true);
393 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");
398 int CDAudio_Startup (void)
400 CDAudio_SysStartup ();
402 if (CDAudio_GetAudioDiskInfo())
404 Con_Print("CDAudio_Init: No CD in player.\n");
408 saved_vol = CDAudio_SysGetVolume ();
409 if (saved_vol < 0.0f)
411 Con_Print ("Can't get initial CD volume\n");
415 Con_Printf ("Initial CD volume: %g\n", saved_vol);
419 Con_Print("CD Audio Initialized\n");
424 void CDAudio_Shutdown (void)
429 CDAudio_SysSetVolume (saved_vol);
432 CDAudio_SysShutdown();