]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - cd_shared.c
DP_QC_GETTIME_CDTRACK: extension to query the playing time of the current cd track.
[xonotic/darkplaces.git] / cd_shared.c
index bd2727f8bea72206d513558177c3c55e31f2807d..8a47f7b72f52827552a28e715c3aae76ee7e923e 100644 (file)
@@ -21,12 +21,18 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 // rights reserved.
 
 #include "quakedef.h"
+#include "cdaudio.h"
+#include "sound.h"
+
+#define MAXTRACKS      256
 
 // Prototypes of the system dependent functions
 extern void CDAudio_SysEject (void);
 extern void CDAudio_SysCloseDoor (void);
 extern int CDAudio_SysGetAudioDiskInfo (void);
-extern int CDAudio_SysPlay (qbyte track);
+extern float CDAudio_SysGetVolume (void);
+extern void CDAudio_SysSetVolume (float volume);
+extern int CDAudio_SysPlay (int track);
 extern int CDAudio_SysStop (void);
 extern int CDAudio_SysPause (void);
 extern int CDAudio_SysResume (void);
@@ -36,26 +42,35 @@ 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)"};
 
 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];
+static filename_t remap[MAXTRACKS];
+static unsigned char maxTrack;
+static int faketrack = -1;
+
+static float saved_vol = 1.0f;
 
 // exported variables
 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();
 }
@@ -66,6 +81,9 @@ static void CDAudio_CloseDoor (void)
        if (!enabled)
                return;
 
+       if(cdaudio.integer == 0)
+               return;
+
        CDAudio_SysCloseDoor();
 }
 
@@ -75,6 +93,9 @@ static int CDAudio_GetAudioDiskInfo (void)
 
        cdValid = false;
 
+       if(cdaudio.integer == 0)
+               return -1;
+
        ret = CDAudio_SysGetAudioDiskInfo();
        if (ret < 1)
                return -1;
@@ -85,32 +106,166 @@ static int CDAudio_GetAudioDiskInfo (void)
        return 0;
 }
 
-
-void CDAudio_Play (qbyte track, qboolean looping)
+qboolean CDAudio_Play_real (int track, qboolean looping, qboolean complain)
 {
-       if (!enabled)
-               return;
+       if(track < 1)
+       {
+               if(complain)
+                       Con_Print("Could not load BGM track.\n");
+               return false;
+       }
 
        if (!cdValid)
        {
                CDAudio_GetAudioDiskInfo();
                if (!cdValid)
-                       return;
+               {
+                       if(complain)
+                               Con_Print ("No CD in player.\n");
+                       return false;
+               }
        }
 
-       track = remap[track];
-       if (track < 1 || track > maxTrack)
+       if (track > maxTrack)
        {
-               Con_DPrintf("CDAudio: Bad track number %u.\n", track);
+               if(complain)
+                       Con_Printf("CDAudio: Bad track number %u.\n", track);
+               return false;
+       }
+
+       if (CDAudio_SysPlay(track) == -1)
+               return false;
+
+       if(cdaudio.integer != 3 || developer.integer)
+               Con_Printf ("CD track %u playing...\n", track);
+
+       return true;
+}
+
+void CDAudio_Play_byName (const char *trackname, qboolean looping)
+{
+       unsigned int track;
+       sfx_t* sfx;
+       char filename[MAX_QPATH];
+
+       Host_StartVideo();
+
+       if (!enabled)
                return;
+
+       if(strspn(trackname, "0123456789") == strlen(trackname))
+       {
+               track = (unsigned char) atoi(trackname);
+               if(track > 0 && track < MAXTRACKS)
+                               if(*remap[track])
+                                       trackname = remap[track];
+       }
+
+       if(strspn(trackname, "0123456789") == strlen(trackname))
+       {
+               track = (unsigned char) atoi(trackname);
+               if (track < 1)
+               {
+                       Con_Printf("CDAudio: Bad track number %u.\n", track);
+                       return;
+               }
        }
+       else
+               track = 0;
 
-       if (cdPlaying && cdPlayTrack == track)
+       if (cdPlaying && cdPlayTrack == track && faketrack == -1)
                return;
+       CDAudio_Stop ();
 
-       if (CDAudio_SysPlay(track) == -1)
+       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_Print ("No CD in player.\n");
+               }
                return;
+       }
 
+       // Try playing a fake track (sound file) first
+       if(track >= 1)
+       {
+                                             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), "sound/cdtracks/track%02u.wav", track);
+               if (!FS_FileExists(filename)) dpsnprintf(filename, sizeof(filename), "sound/cdtracks/track%02u.ogg", track);
+       }
+       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) && (sfx = S_PrecacheSound (filename, false, true)))
+       {
+               faketrack = S_StartSound (-1, 0, sfx, vec3_origin, cdvolume, 0);
+               if (faketrack != -1)
+               {
+                       if (looping)
+                               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 || developer.integer) // we don't need these messages if only fake tracks can be played anyway
+                                       Con_Printf ("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(cdaudio.integer == 0 || track < 1)
+               {
+                       Con_Print("Could not load BGM track.\n");
+                       return;
+               }
+               else
+               {
+                       if(!CDAudio_Play_real(track, looping, true))
+                               return;
+               }
+       }
+
+success:
        cdPlayLooping = looping;
        cdPlayTrack = track;
        cdPlaying = true;
@@ -119,13 +274,31 @@ void CDAudio_Play (qbyte track, qboolean looping)
                CDAudio_Pause ();
 }
 
+void CDAudio_Play (int track, qboolean looping)
+{
+       char buf[20];
+       dpsnprintf(buf, sizeof(buf), "%d", (int) track);
+       CDAudio_Play_byName(buf, looping);
+}
+
+float CDAudio_GetPosition ()
+{
+       if(faketrack != -1)
+               return S_GetChannelPosition(faketrack);
+       return -1;
+}
 
 void CDAudio_Stop (void)
 {
-       if (!enabled || !cdPlaying)
+       if (!enabled)
                return;
 
-       if (CDAudio_SysStop() == -1)
+       if (faketrack != -1)
+       {
+               S_StopChannel (faketrack, true);
+               faketrack = -1;
+       }
+       else if (cdPlaying && (CDAudio_SysStop() == -1))
                return;
 
        wasPlaying = false;
@@ -137,7 +310,9 @@ void CDAudio_Pause (void)
        if (!enabled || !cdPlaying)
                return;
 
-       if (CDAudio_SysPause() == -1)
+       if (faketrack != -1)
+               S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, true);
+       else if (CDAudio_SysPause() == -1)
                return;
 
        wasPlaying = cdPlaying;
@@ -147,10 +322,12 @@ void CDAudio_Pause (void)
 
 void CDAudio_Resume (void)
 {
-       if (!enabled || !cdValid || !wasPlaying)
+       if (!enabled || cdPlaying || !wasPlaying)
                return;
 
-       if (CDAudio_SysResume() == -1)
+       if (faketrack != -1)
+               S_SetChannelFlag (faketrack, CHANNELFLAG_PAUSED, false);
+       else if (CDAudio_SysResume() == -1)
                return;
        cdPlaying = true;
 }
@@ -166,6 +343,9 @@ static void CD_f (void)
 
        command = Cmd_Argv (1);
 
+       if (strcasecmp(command, "remap") != 0)
+               Host_StartVideo();
+
        if (strcasecmp(command, "on") == 0)
        {
                enabled = true;
@@ -185,8 +365,8 @@ static void CD_f (void)
                enabled = true;
                if (cdPlaying)
                        CDAudio_Stop();
-               for (n = 0; n < 100; n++)
-                       remap[n] = n;
+               for (n = 0; n < MAXTRACKS; n++)
+                       *remap[n] = 0; // empty string, that is, unremapped
                CDAudio_GetAudioDiskInfo();
                return;
        }
@@ -196,13 +376,13 @@ static void CD_f (void)
                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));
                return;
        }
 
@@ -212,25 +392,15 @@ static void CD_f (void)
                return;
        }
 
-       if (!cdValid)
-       {
-               CDAudio_GetAudioDiskInfo();
-               if (!cdValid)
-               {
-                       Con_Printf("No CD in player.\n");
-                       return;
-               }
-       }
-
        if (strcasecmp(command, "play") == 0)
        {
-               CDAudio_Play((qbyte)atoi(Cmd_Argv (2)), false);
+               CDAudio_Play_byName(Cmd_Argv (2), false);
                return;
        }
 
        if (strcasecmp(command, "loop") == 0)
        {
-               CDAudio_Play((qbyte)atoi(Cmd_Argv (2)), true);
+               CDAudio_Play_byName(Cmd_Argv (2), true);
                return;
        }
 
@@ -254,7 +424,7 @@ static void CD_f (void)
 
        if (strcasecmp(command, "eject") == 0)
        {
-               if (cdPlaying)
+               if (cdPlaying && faketrack == -1)
                        CDAudio_Stop();
                CDAudio_Eject();
                cdValid = false;
@@ -263,7 +433,11 @@ static void CD_f (void)
 
        if (strcasecmp(command, "info") == 0)
        {
-               Con_Printf("%u tracks\n", maxTrack);
+               CDAudio_GetAudioDiskInfo ();
+               if (cdValid)
+                       Con_Printf("%u tracks on CD.\n", maxTrack);
+               else
+                       Con_Print ("No CD in player.\n");
                if (cdPlaying)
                        Con_Printf("Currently %s track %u\n", cdPlayLooping ? "looping" : "playing", cdPlayTrack);
                else if (wasPlaying)
@@ -271,30 +445,55 @@ static void CD_f (void)
                Con_Printf("Volume is %f\n", cdvolume);
                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)");
+       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> - plays selected track in remapping table\n");
+       Con_Printf("cd loop <tracknumber> - 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_Update (void)
+void CDAudio_SetVolume (float newvol)
 {
-       if (!enabled)
+       // If the volume hasn't changed
+       if (newvol == cdvolume)
                return;
 
-       if (bgmvolume.value != cdvolume)
+       // If the CD has been muted
+       if (newvol == 0.0f)
+               CDAudio_Pause ();
+       else
        {
-               if (cdvolume)
-               {
-                       Cvar_SetValueQuick (&bgmvolume, 0.0);
-                       cdvolume = bgmvolume.value;
-                       CDAudio_Pause ();
-               }
-               else
-               {
-                       Cvar_SetValueQuick (&bgmvolume, 1.0);
-                       cdvolume = bgmvolume.value;
+               // If the CD has been unmuted
+               if (cdvolume == 0.0f)
                        CDAudio_Resume ();
-               }
+
+               if (faketrack != -1)
+                       S_SetChannelVolume (faketrack, newvol);
+               else
+                       CDAudio_SysSetVolume (newvol);
        }
 
-       CDAudio_SysUpdate();
+       cdvolume = newvol;
+}
+
+void CDAudio_Update (void)
+{
+       if (!enabled)
+               return;
+
+       CDAudio_SetVolume (bgmvolume.value);
+
+       if (faketrack == -1 && cdaudio.integer != 0)
+               CDAudio_SysUpdate();
 }
 
 int CDAudio_Init (void)
@@ -304,37 +503,50 @@ 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;
+       for (i = 0; i < MAXTRACKS; i++)
+               *remap[i] = 0;
 
+       Cvar_RegisterVariable(&cdaudio);
        Cvar_RegisterVariable(&cdaudioinitialized);
        Cvar_SetValueQuick(&cdaudioinitialized, true);
        enabled = true;
 
-       Cmd_AddCommand("cd", CD_f);
+       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 (CDAudio_SysStartup() == -1)
+       if (COM_CheckParm("-nocdaudio"))
                return -1;
 
+       CDAudio_SysStartup ();
+
        if (CDAudio_GetAudioDiskInfo())
        {
-               Con_DPrintf("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_DPrintf("CD Audio Initialized\n");
+       Con_Print("CD Audio Initialized\n");
 
        return 0;
 }
@@ -343,6 +555,9 @@ void CDAudio_Shutdown (void)
 {
        if (!initialized)
                return;
+
+       CDAudio_SysSetVolume (saved_vol);
+
        CDAudio_Stop();
        CDAudio_SysShutdown();
        initialized = false;