X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=cd_shared.c;h=7ca41ed60079493485e6ad7db7323fdf94f30e32;hp=d1106c3701adab518d52025ba2f894034f64b059;hb=33d128230bf1e9c329eb21c831b97ca9cf0f7477;hpb=35f84fe46489e117fab33d2598921cd34ef0c759

diff --git a/cd_shared.c b/cd_shared.c
index d1106c37..7ca41ed6 100644
--- a/cd_shared.c
+++ b/cd_shared.c
@@ -21,6 +21,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 // rights reserved.
 
 #include "quakedef.h"
+#include "cdaudio.h"
+#include "sound.h"
 
 // Prototypes of the system dependent functions
 extern void CDAudio_SysEject (void);
@@ -28,7 +30,7 @@ extern void CDAudio_SysCloseDoor (void);
 extern int CDAudio_SysGetAudioDiskInfo (void);
 extern float CDAudio_SysGetVolume (void);
 extern void CDAudio_SysSetVolume (float volume);
-extern int CDAudio_SysPlay (qbyte track);
+extern int CDAudio_SysPlay (int track);
 extern int CDAudio_SysStop (void);
 extern int CDAudio_SysPause (void);
 extern int CDAudio_SysResume (void);
@@ -38,14 +40,76 @@ extern int CDAudio_SysStartup (void);
 extern void CDAudio_SysShutdown (void);
 
 // used by menu to ghost CD audio slider
-cvar_t	cdaudioinitialized = {CVAR_READONLY,"cdaudioinitialized","0"};
+cvar_t cdaudioinitialized = {CVAR_READONLY,"cdaudioinitialized","0","indicates if CD Audio system is active"};
+cvar_t cdaudio = {CVAR_SAVE,"cdaudio","1","CD playing mode (0 = never access CD drive, 1 = play CD tracks if no replacement available, 2 = play fake tracks if no CD track available, 3 = play only real CD tracks, 4 = play real CD tracks even instead of named fake tracks)"};
+
+#define MAX_PLAYLISTS 10
+int music_playlist_active = -1;
+int music_playlist_playing = 0; // 0 = not playing, 1 = playing, -1 = tried and failed
+
+cvar_t music_playlist_index = {0, "music_playlist_index", "-1", "selects which of the music_playlist_ variables is the active one, -1 disables playlists"};
+cvar_t music_playlist_list[MAX_PLAYLISTS] =
+{
+	{0, "music_playlist_list0", "", "list of tracks to play"},
+	{0, "music_playlist_list1", "", "list of tracks to play"},
+	{0, "music_playlist_list2", "", "list of tracks to play"},
+	{0, "music_playlist_list3", "", "list of tracks to play"},
+	{0, "music_playlist_list4", "", "list of tracks to play"},
+	{0, "music_playlist_list5", "", "list of tracks to play"},
+	{0, "music_playlist_list6", "", "list of tracks to play"},
+	{0, "music_playlist_list7", "", "list of tracks to play"},
+	{0, "music_playlist_list8", "", "list of tracks to play"},
+	{0, "music_playlist_list9", "", "list of tracks to play"}
+};
+cvar_t music_playlist_current[MAX_PLAYLISTS] =
+{
+	{0, "music_playlist_current0", "0", "current track index to play in list"},
+	{0, "music_playlist_current1", "0", "current track index to play in list"},
+	{0, "music_playlist_current2", "0", "current track index to play in list"},
+	{0, "music_playlist_current3", "0", "current track index to play in list"},
+	{0, "music_playlist_current4", "0", "current track index to play in list"},
+	{0, "music_playlist_current5", "0", "current track index to play in list"},
+	{0, "music_playlist_current6", "0", "current track index to play in list"},
+	{0, "music_playlist_current7", "0", "current track index to play in list"},
+	{0, "music_playlist_current8", "0", "current track index to play in list"},
+	{0, "music_playlist_current9", "0", "current track index to play in list"},
+};
+cvar_t music_playlist_random[MAX_PLAYLISTS] =
+{
+	{0, "music_playlist_random0", "0", "enables random play order if 1, 0 is sequential play"},
+	{0, "music_playlist_random1", "0", "enables random play order if 1, 0 is sequential play"},
+	{0, "music_playlist_random2", "0", "enables random play order if 1, 0 is sequential play"},
+	{0, "music_playlist_random3", "0", "enables random play order if 1, 0 is sequential play"},
+	{0, "music_playlist_random4", "0", "enables random play order if 1, 0 is sequential play"},
+	{0, "music_playlist_random5", "0", "enables random play order if 1, 0 is sequential play"},
+	{0, "music_playlist_random6", "0", "enables random play order if 1, 0 is sequential play"},
+	{0, "music_playlist_random7", "0", "enables random play order if 1, 0 is sequential play"},
+	{0, "music_playlist_random8", "0", "enables random play order if 1, 0 is sequential play"},
+	{0, "music_playlist_random9", "0", "enables random play order if 1, 0 is sequential play"},
+};
+cvar_t music_playlist_sampleposition[MAX_PLAYLISTS] =
+{
+	{0, "music_playlist_sampleposition0", "-1", "resume position for track, -1 restarts every time"},
+	{0, "music_playlist_sampleposition1", "-1", "resume position for track, -1 restarts every time"},
+	{0, "music_playlist_sampleposition2", "-1", "resume position for track, -1 restarts every time"},
+	{0, "music_playlist_sampleposition3", "-1", "resume position for track, -1 restarts every time"},
+	{0, "music_playlist_sampleposition4", "-1", "resume position for track, -1 restarts every time"},
+	{0, "music_playlist_sampleposition5", "-1", "resume position for track, -1 restarts every time"},
+	{0, "music_playlist_sampleposition6", "-1", "resume position for track, -1 restarts every time"},
+	{0, "music_playlist_sampleposition7", "-1", "resume position for track, -1 restarts every time"},
+	{0, "music_playlist_sampleposition8", "-1", "resume position for track, -1 restarts every time"},
+	{0, "music_playlist_sampleposition9", "-1", "resume position for track, -1 restarts every time"},
+};
 
 static qboolean wasPlaying = false;
 static qboolean initialized = false;
 static qboolean enabled = false;
 static float cdvolume;
-static qbyte remap[100];
-static qbyte maxTrack;
+typedef char filename_t[MAX_QPATH];
+#ifdef MAXTRACKS
+static filename_t remap[MAXTRACKS];
+#endif
+static unsigned char maxTrack;
 static int faketrack = -1;
 
 static float saved_vol = 1.0f;
@@ -54,13 +118,17 @@ static float saved_vol = 1.0f;
 qboolean cdValid = false;
 qboolean cdPlaying = false;
 qboolean cdPlayLooping = false;
-qbyte cdPlayTrack;
+unsigned char cdPlayTrack;
 
+cl_cdstate_t cd;
 
 static void CDAudio_Eject (void)
 {
 	if (!enabled)
 		return;
+	
+	if(cdaudio.integer == 0)
+		return;
 
 	CDAudio_SysEject();
 }
@@ -71,6 +139,9 @@ static void CDAudio_CloseDoor (void)
 	if (!enabled)
 		return;
 
+	if(cdaudio.integer == 0)
+		return;
+
 	CDAudio_SysCloseDoor();
 }
 
@@ -80,6 +151,9 @@ static int CDAudio_GetAudioDiskInfo (void)
 
 	cdValid = false;
 
+	if(cdaudio.integer == 0)
+		return -1;
+
 	ret = CDAudio_SysGetAudioDiskInfo();
 	if (ret < 1)
 		return -1;
@@ -90,82 +164,246 @@ static int CDAudio_GetAudioDiskInfo (void)
 	return 0;
 }
 
+qboolean CDAudio_Play_real (int track, qboolean looping, qboolean complain)
+{
+	if(track < 1)
+	{
+		if(complain)
+			Con_Print("Could not load BGM track.\n");
+		return false;
+	}
 
-void CDAudio_Play (qbyte track, qboolean looping)
+	if (!cdValid)
+	{
+		CDAudio_GetAudioDiskInfo();
+		if (!cdValid)
+		{
+			if(complain)
+				Con_DPrint ("No CD in player.\n");
+			return false;
+		}
+	}
+
+	if (track > maxTrack)
+	{
+		if(complain)
+			Con_DPrintf("CDAudio: Bad track number %u.\n", track);
+		return false;
+	}
+
+	if (CDAudio_SysPlay(track) == -1)
+		return false;
+
+	if(cdaudio.integer != 3)
+		Con_DPrintf ("CD track %u playing...\n", track);
+
+	return true;
+}
+
+void CDAudio_Play_byName (const char *trackname, qboolean looping, qboolean tryreal, float startposition)
 {
+	unsigned int track;
 	sfx_t* sfx;
+	char filename[MAX_QPATH];
+
+	Host_StartVideo();
 
 	if (!enabled)
 		return;
 
-	track = remap[track];
-	if (track < 1)
+	if(tryreal && strspn(trackname, "0123456789") == strlen(trackname))
 	{
-		Con_DPrintf("CDAudio: Bad track number %u.\n", track);
-		return;
+		track = (unsigned char) atoi(trackname);
+#ifdef MAXTRACKS
+		if(track > 0 && track < MAXTRACKS)
+			if(*remap[track])
+			{
+				if(strspn(remap[track], "0123456789") == strlen(remap[track]))
+				{
+					trackname = remap[track];
+				}
+				else
+				{
+					// ignore remappings to fake tracks if we're going to play a real track
+					switch(cdaudio.integer)
+					{
+						case 0: // we never access CD
+						case 1: // we have a replacement
+							trackname = remap[track];
+							break;
+						case 2: // we only use fake track replacement if CD track is invalid
+							CDAudio_GetAudioDiskInfo();
+							if(!cdValid || track > maxTrack)
+								trackname = remap[track];
+							break;
+						case 3: // we always play from CD - ignore this remapping then
+						case 4: // we randomize anyway
+							break;
+					}
+				}
+			}
+#endif
+	}
+
+	if(tryreal && strspn(trackname, "0123456789") == strlen(trackname))
+	{
+		track = (unsigned char) atoi(trackname);
+		if (track < 1)
+		{
+			Con_DPrintf("CDAudio: Bad track number %u.\n", track);
+			return;
+		}
 	}
+	else
+		track = 0;
 
-	if (cdPlaying && cdPlayTrack == track)
+	// div0: I assume this code was intentionally there. Maybe turn it into a cvar?
+	if (cdPlaying && cdPlayTrack == track && faketrack == -1)
 		return;
 	CDAudio_Stop ();
 
+	if(track >= 1)
+	{
+		if(cdaudio.integer == 3) // only play real CD tracks at all
+		{
+			if(CDAudio_Play_real(track, looping, true))
+				goto success;
+			return;
+		}
+
+		if(cdaudio.integer == 2) // prefer real CD track over fake
+		{
+			if(CDAudio_Play_real(track, looping, false))
+				goto success;
+		}
+	}
+
+	if(cdaudio.integer == 4) // only play real CD tracks, EVEN instead of fake tracks!
+	{
+		if(CDAudio_Play_real(track, looping, false))
+			goto success;
+		
+		if(cdValid && maxTrack > 0)
+		{
+			track = 1 + (rand() % maxTrack);
+			if(CDAudio_Play_real(track, looping, true))
+				goto success;
+		}
+		else
+		{
+			Con_DPrint ("No CD in player.\n");
+		}
+		return;
+	}
+
 	// Try playing a fake track (sound file) first
-	sfx = S_PrecacheSound (va ("cdtracks/track%02u.wav", track), false);
-	if (sfx != NULL)
+	if(track >= 1)
 	{
-		faketrack = S_StartSound (-1, 0, sfx, vec3_origin, cdvolume, 0);
+		                              dpsnprintf(filename, sizeof(filename), "sound/cdtracks/track%03u.wav", track);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/cdtracks/track%03u.ogg", track);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "music/track%03u.ogg", track);// added by motorsep
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "music/cdtracks/track%03u.ogg", track);// added by motorsep
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/cdtracks/track%02u.wav", track);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/cdtracks/track%02u.ogg", track);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "music/track%02u.ogg", track);// added by motorsep
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "music/cdtracks/track%02u.ogg", track);// added by motorsep
+	}
+	else
+	{
+		                              dpsnprintf(filename, sizeof(filename), "%s", trackname);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "%s.wav", trackname);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "%s.ogg", trackname);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/%s", trackname);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/%s.wav", trackname);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/%s.ogg", trackname);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/cdtracks/%s", trackname);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/cdtracks/%s.wav", trackname);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/cdtracks/%s.ogg", trackname);
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "music/%s.ogg", trackname); // added by motorsep
+		if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "music/cdtracks/%s.ogg", trackname); // added by motorsep
+	}
+	if (FS_FileExists(filename) && (sfx = S_PrecacheSound (filename, false, true)))
+	{
+		faketrack = S_StartSound_StartPosition (-1, 0, sfx, vec3_origin, cdvolume, 0, startposition);
 		if (faketrack != -1)
 		{
 			if (looping)
-			S_LoopChannel (faketrack, true);
-			Con_DPrintf ("Fake CD track %u playing...\n", track);
+				S_SetChannelFlag (faketrack, CHANNELFLAG_FORCELOOP, true);
+			S_SetChannelFlag (faketrack, CHANNELFLAG_FULLVOLUME, true);
+			S_SetChannelFlag (faketrack, CHANNELFLAG_LOCALSOUND, true); // not pausable
+			if(track >= 1)
+			{
+				if(cdaudio.integer != 0) // we don't need these messages if only fake tracks can be played anyway
+					Con_DPrintf ("Fake CD track %u playing...\n", track);
+			}
+			else
+				Con_DPrintf ("BGM track %s playing...\n", trackname);
 		}
 	}
 
 	// If we can't play a fake CD track, try the real one
 	if (faketrack == -1)
 	{
-		if (!cdValid)
+		if(cdaudio.integer == 0 || track < 1)
 		{
-			CDAudio_GetAudioDiskInfo();
-			if (!cdValid)
-			{
-				Con_Print ("No CD in player.\n");
-				return;
-			}
+			Con_Print("Could not load BGM track.\n");
+			return;
 		}
-
-		if (track > maxTrack)
+		else
 		{
-			Con_DPrintf("CDAudio: Bad track number %u.\n", track);
-			return;
+			if(!CDAudio_Play_real(track, looping, true))
+				return;
 		}
-
-		if (CDAudio_SysPlay(track) == -1)
-			return;
 	}
 
+success:
 	cdPlayLooping = looping;
 	cdPlayTrack = track;
 	cdPlaying = true;
 
-	if (cdvolume == 0.0)
+	if (cdvolume == 0.0 || bgmvolume.value == 0)
 		CDAudio_Pause ();
 }
 
+void CDAudio_Play (int track, qboolean looping)
+{
+	char buf[20];
+	if (music_playlist_index.integer >= 0)
+		return;
+	dpsnprintf(buf, sizeof(buf), "%d", (int) track);
+	CDAudio_Play_byName(buf, looping, true, 0);
+}
+
+float CDAudio_GetPosition (void)
+{
+	if(faketrack != -1)
+		return S_GetChannelPosition(faketrack);
+	return -1;
+}
+
+static void CDAudio_StopPlaylistTrack(void);
 
 void CDAudio_Stop (void)
 {
-	if (!enabled || !cdPlaying)
+	if (!enabled)
 		return;
 
+	// save the playlist position
+	CDAudio_StopPlaylistTrack();
+
 	if (faketrack != -1)
 	{
-		S_StopChannel (faketrack);
+		S_StopChannel (faketrack, true);
 		faketrack = -1;
 	}
-	else if (CDAudio_SysStop() == -1)
+	else if (cdPlaying && (CDAudio_SysStop() == -1))
 		return;
+	else if(wasPlaying)
+	{
+		CDAudio_Resume(); // needed by SDL - can't stop while paused there (causing pause/stop to fail after play, pause, stop, play otherwise)
+		if (cdPlaying && (CDAudio_SysStop() == -1))
+			return;
+	}
 
 	wasPlaying = false;
 	cdPlaying = false;
@@ -177,7 +415,7 @@ void CDAudio_Pause (void)
 		return;
 
 	if (faketrack != -1)
-		S_PauseChannel (faketrack, true);
+		S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, true);
 	else if (CDAudio_SysPause() == -1)
 		return;
 
@@ -192,7 +430,7 @@ void CDAudio_Resume (void)
 		return;
 
 	if (faketrack != -1)
-		S_PauseChannel (faketrack, false);
+		S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, false);
 	else if (CDAudio_SysResume() == -1)
 		return;
 	cdPlaying = true;
@@ -201,14 +439,16 @@ void CDAudio_Resume (void)
 static void CD_f (void)
 {
 	const char *command;
+#ifdef MAXTRACKS
 	int ret;
 	int n;
-
-	if (Cmd_Argc() < 2)
-		return;
+#endif
 
 	command = Cmd_Argv (1);
 
+	if (strcasecmp(command, "remap") != 0)
+		Host_StartVideo();
+
 	if (strcasecmp(command, "on") == 0)
 	{
 		enabled = true;
@@ -217,8 +457,7 @@ static void CD_f (void)
 
 	if (strcasecmp(command, "off") == 0)
 	{
-		if (cdPlaying)
-			CDAudio_Stop();
+		CDAudio_Stop();
 		enabled = false;
 		return;
 	}
@@ -226,26 +465,36 @@ static void CD_f (void)
 	if (strcasecmp(command, "reset") == 0)
 	{
 		enabled = true;
-		if (cdPlaying)
-			CDAudio_Stop();
-		for (n = 0; n < 100; n++)
-			remap[n] = n;
+		CDAudio_Stop();
+#ifdef MAXTRACKS
+		for (n = 0; n < MAXTRACKS; n++)
+			*remap[n] = 0; // empty string, that is, unremapped
+#endif
 		CDAudio_GetAudioDiskInfo();
 		return;
 	}
 
+	if (strcasecmp(command, "rescan") == 0)
+	{
+		CDAudio_Shutdown();
+		CDAudio_Startup();
+		return;
+	}
+
 	if (strcasecmp(command, "remap") == 0)
 	{
+#ifdef MAXTRACKS
 		ret = Cmd_Argc() - 2;
 		if (ret <= 0)
 		{
-			for (n = 1; n < 100; n++)
-				if (remap[n] != n)
-					Con_Printf("  %u -> %u\n", n, remap[n]);
+			for (n = 1; n < MAXTRACKS; n++)
+				if (*remap[n])
+					Con_Printf("  %u -> %s\n", n, remap[n]);
 			return;
 		}
 		for (n = 1; n <= ret; n++)
-			remap[n] = atoi(Cmd_Argv (n+1));
+			strlcpy(remap[n], Cmd_Argv (n+1), sizeof(*remap));
+#endif
 		return;
 	}
 
@@ -257,37 +506,47 @@ static void CD_f (void)
 
 	if (strcasecmp(command, "play") == 0)
 	{
-		CDAudio_Play((qbyte)atoi(Cmd_Argv (2)), false);
+		if (music_playlist_index.integer >= 0)
+			return;
+		CDAudio_Play_byName(Cmd_Argv (2), false, true, (Cmd_Argc() > 3) ? atof( Cmd_Argv(3) ) : 0);
 		return;
 	}
 
 	if (strcasecmp(command, "loop") == 0)
 	{
-		CDAudio_Play((qbyte)atoi(Cmd_Argv (2)), true);
+		if (music_playlist_index.integer >= 0)
+			return;
+		CDAudio_Play_byName(Cmd_Argv (2), true, true, (Cmd_Argc() > 3) ? atof( Cmd_Argv(3) ) : 0);
 		return;
 	}
 
 	if (strcasecmp(command, "stop") == 0)
 	{
+		if (music_playlist_index.integer >= 0)
+			return;
 		CDAudio_Stop();
 		return;
 	}
 
 	if (strcasecmp(command, "pause") == 0)
 	{
+		if (music_playlist_index.integer >= 0)
+			return;
 		CDAudio_Pause();
 		return;
 	}
 
 	if (strcasecmp(command, "resume") == 0)
 	{
+		if (music_playlist_index.integer >= 0)
+			return;
 		CDAudio_Resume();
 		return;
 	}
 
 	if (strcasecmp(command, "eject") == 0)
 	{
-		if (cdPlaying && faketrack == -1)
+		if (faketrack == -1)
 			CDAudio_Stop();
 		CDAudio_Eject();
 		cdValid = false;
@@ -305,9 +564,27 @@ static void CD_f (void)
 			Con_Printf("Currently %s track %u\n", cdPlayLooping ? "looping" : "playing", cdPlayTrack);
 		else if (wasPlaying)
 			Con_Printf("Paused %s track %u\n", cdPlayLooping ? "looping" : "playing", cdPlayTrack);
-		Con_Printf("Volume is %f\n", cdvolume);
+		if (cdvolume >= 0)
+			Con_Printf("Volume is %f\n", cdvolume);
+		else
+			Con_Printf("Can't get CD volume\n");
 		return;
 	}
+
+	Con_Printf("CD commands:\n");
+	Con_Printf("cd on - enables CD audio system\n");
+	Con_Printf("cd off - stops and disables CD audio system\n");
+	Con_Printf("cd reset - resets CD audio system (clears track remapping and re-reads disc information)\n");
+	Con_Printf("cd rescan - rescans disks in drives (to use another disc)\n");
+	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");
+	Con_Printf("cd close - closes CD tray\n");
+	Con_Printf("cd eject - stops playing music and opens CD tray to allow you to change disc\n");
+	Con_Printf("cd play <tracknumber> <startposition> - plays selected track in remapping table\n");
+	Con_Printf("cd loop <tracknumber> <startposition> - plays and repeats selected track in remapping table\n");
+	Con_Printf("cd stop - stops playing current CD track\n");
+	Con_Printf("cd pause - pauses CD playback\n");
+	Con_Printf("cd resume - unpauses CD playback\n");
+	Con_Printf("cd info - prints basic disc information (number of tracks, currently playing track, volume level)\n");
 }
 
 void CDAudio_SetVolume (float newvol)
@@ -327,20 +604,122 @@ void CDAudio_SetVolume (float newvol)
 
 		if (faketrack != -1)
 			S_SetChannelVolume (faketrack, newvol);
-		CDAudio_SysSetVolume (newvol);
+		else
+			CDAudio_SysSetVolume (newvol * mastervolume.value);
 	}
 
 	cdvolume = newvol;
 }
 
+static void CDAudio_StopPlaylistTrack(void)
+{
+	if (music_playlist_active >= 0 && music_playlist_active < MAX_PLAYLISTS && music_playlist_sampleposition[music_playlist_active].value >= 0)
+	{
+		// save position for resume
+		float position = CDAudio_GetPosition();
+		Cvar_SetValueQuick(&music_playlist_sampleposition[music_playlist_active], position >= 0 ? position : 0);
+	}
+	music_playlist_active = -1;
+	music_playlist_playing = 0; // not playing
+}
+
+void CDAudio_StartPlaylist(qboolean resume)
+{
+	const char *list;
+	const char *t;
+	int index;
+	int current;
+	int randomplay;
+	int count;
+	int listindex;
+	float position;
+	char trackname[MAX_QPATH];
+	CDAudio_Stop();
+	index = music_playlist_index.integer;
+	if (index >= 0 && index < MAX_PLAYLISTS && bgmvolume.value > 0)
+	{
+		list = music_playlist_list[index].string;
+		current = music_playlist_current[index].integer;
+		randomplay = music_playlist_random[index].integer;
+		position = music_playlist_sampleposition[index].value;
+		count = 0;
+		trackname[0] = 0;
+		if (list && list[0])
+		{
+			for (t = list;;count++)
+			{
+				if (!COM_ParseToken_Console(&t))
+					break;
+				// if we don't find the desired track, use the first one
+				if (count == 0)
+					strlcpy(trackname, com_token, sizeof(trackname));
+			}
+		}
+		if (count > 0)
+		{
+			// position < 0 means never resume track
+			if (position < 0)
+				position = 0;
+			// advance to next track in playlist if the last one ended
+			if (!resume)
+			{
+				position = 0;
+				current++;
+				if (randomplay)
+					current = (int)lhrandom(0, count);
+			}
+			// wrap playlist position if needed
+			if (current >= count)
+				current = 0;
+			// set current
+			Cvar_SetValueQuick(&music_playlist_current[index], current);
+			// get the Nth trackname
+			if (current >= 0 && current < count)
+			{
+				for (listindex = 0, t = list;;listindex++)
+				{
+					if (!COM_ParseToken_Console(&t))
+						break;
+					if (listindex == current)
+					{
+						strlcpy(trackname, com_token, sizeof(trackname));
+						break;
+					}
+				}
+			}
+			if (trackname[0])
+			{
+				CDAudio_Play_byName(trackname, false, false, position);
+				if (faketrack != -1)
+					music_playlist_active = index;
+			}
+		}
+	}
+	music_playlist_playing = music_playlist_active >= 0 ? 1 : -1;
+}
+
 void CDAudio_Update (void)
 {
+	static int lastplaylist = -1;
 	if (!enabled)
 		return;
 
 	CDAudio_SetVolume (bgmvolume.value);
+	if (music_playlist_playing > 0 && CDAudio_GetPosition() < 0)
+	{
+		// this track ended, start a new track from the beginning
+		CDAudio_StartPlaylist(false);
+		lastplaylist = music_playlist_index.integer;
+	}
+	else if (lastplaylist != music_playlist_index.integer
+	|| (bgmvolume.value > 0 && !music_playlist_playing && music_playlist_index.integer >= 0))
+	{
+		// active playlist changed, save position and switch track
+		CDAudio_StartPlaylist(true);
+		lastplaylist = music_playlist_index.integer;
+	}
 
-	if (faketrack == -1)
+	if (faketrack == -1 && cdaudio.integer != 0 && bgmvolume.value != 0)
 		CDAudio_SysUpdate();
 }
 
@@ -351,40 +730,61 @@ int CDAudio_Init (void)
 	if (cls.state == ca_dedicated)
 		return -1;
 
-	if (COM_CheckParm("-nocdaudio") || COM_CheckParm("-safe"))
+// COMMANDLINEOPTION: Sound: -nocdaudio disables CD audio support
+	if (COM_CheckParm("-nocdaudio"))
 		return -1;
 
 	CDAudio_SysInit();
 
-	for (i = 0; i < 100; i++)
-		remap[i] = i;
+#ifdef MAXTRACKS
+	for (i = 0; i < MAXTRACKS; i++)
+		*remap[i] = 0;
+#endif
 
+	Cvar_RegisterVariable(&cdaudio);
 	Cvar_RegisterVariable(&cdaudioinitialized);
 	Cvar_SetValueQuick(&cdaudioinitialized, true);
 	enabled = true;
 
-	Cmd_AddCommand("cd", CD_f);
+	Cvar_RegisterVariable(&music_playlist_index);
+	for (i = 0;i < MAX_PLAYLISTS;i++)
+	{
+		Cvar_RegisterVariable(&music_playlist_list[i]);
+		Cvar_RegisterVariable(&music_playlist_current[i]);
+		Cvar_RegisterVariable(&music_playlist_random[i]);
+		Cvar_RegisterVariable(&music_playlist_sampleposition[i]);
+	}
+
+	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");
 
 	return 0;
 }
 
 int CDAudio_Startup (void)
 {
+	if (COM_CheckParm("-nocdaudio"))
+		return -1;
+
 	CDAudio_SysStartup ();
 
 	if (CDAudio_GetAudioDiskInfo())
 	{
-		Con_DPrint("CDAudio_Init: No CD in player.\n");
+		Con_Print("CDAudio_Init: No CD in player.\n");
 		cdValid = false;
 	}
 
 	saved_vol = CDAudio_SysGetVolume ();
 	if (saved_vol < 0.0f)
+	{
+		Con_Print ("Can't get initial CD volume\n");
 		saved_vol = 1.0f;
+	}
+	else
+		Con_Printf ("Initial CD volume: %g\n", saved_vol);
 
 	initialized = true;
 
-	Con_DPrint("CD Audio Initialized\n");
+	Con_Print("CD Audio Initialized\n");
 
 	return 0;
 }