#include "quakedef.h"
#include "cdaudio.h"
-#include <SDL.h>
-/*IMPORTANT:
-SDL 1.2.7 and older seems to have a strange bug regarding CDPause and CDResume under WIN32.
-If CDResume is called, it plays to end of the CD regardless what values for lasttrack and lastframe
-were passed to CDPlayTracks.
-*/
+#if SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION == 2
+// SDL 1.2 has CD audio
+
+#include <SDL.h>
+#include <time.h>
// If one of the functions fails, it returns -1, if not 0
// SDL supports multiple cd devices - so we are going to support this, too.
static void CDAudio_SDL_CDDrive_f( void );
-// we only support playing on CD at a time
+// we only support playing one CD at a time
static SDL_CD *cd;
-static int drive;
-static double pauseoffset;
-static double endtime;
static int ValidateDrive( void )
{
//NO SDL FUNCTION
}
-
int CDAudio_SysGetAudioDiskInfo (void)
{
if( ValidateDrive() ) // everything > 0 is ok, 0 is trayempty and -1 is error
return -1;
}
-
float CDAudio_SysGetVolume (void)
{
return -1.0f;
}
-
void CDAudio_SysSetVolume (float volume)
{
//NO SDL FUNCTION
}
-
-int CDAudio_SysPlay (qbyte track)
+int CDAudio_SysPlay (int track)
{
- SDL_CDStop( cd );
- endtime = realtime + (float) cd->track[ track - 1 ].length / CD_FPS;
- return SDL_CDPlayTracks( cd, track - 1, 0, track, 1 ); //FIXME: shall we play the whole cd or only the track?
+ return SDL_CDPlayTracks(cd, track-1, 0, 1, 0);
}
-
int CDAudio_SysStop (void)
{
- endtime = -1.0;
return SDL_CDStop( cd );
}
-
int CDAudio_SysPause (void)
{
- SDL_CDStatus( cd );
- pauseoffset = cd->cur_frame;
return SDL_CDPause( cd );
}
int CDAudio_SysResume (void)
{
- SDL_CDResume( cd );
- endtime = realtime + (cd->track[ cdPlayTrack - 1 ].length - pauseoffset) / CD_FPS;
- return SDL_CDPlayTracks( cd, cdPlayTrack - 1, pauseoffset, cdPlayTrack, 0 );
+ return SDL_CDResume( cd );
}
int CDAudio_SysUpdate (void)
{
- if( !cd || cd->status <= 0 ) {
- cdValid = false;
- return -1;
- }
- if( endtime > 0.0 && realtime >= endtime )
- if( SDL_CDStatus( cd ) == CD_STOPPED ){
- endtime = -1.0;
+ static time_t lastchk = 0;
+
+ if (cdPlaying && lastchk < time(NULL))
+ {
+ lastchk = time(NULL) + 2; //two seconds between chks
+ if( !cd || cd->status <= 0 ) {
+ cdValid = false;
+ return -1;
+ }
+ if (SDL_CDStatus( cd ) == CD_STOPPED)
+ {
if( cdPlayLooping )
CDAudio_SysPlay( cdPlayTrack );
else
cdPlaying = false;
}
+ }
return 0;
}
-
void CDAudio_SysInit (void)
{
- if( SDL_InitSubSystem( SDL_INIT_CDROM ) == -1 )
- Con_SafePrint( "Failed to init the CDROM SDL subsystem!\n" );
+ if( SDL_InitSubSystem( SDL_INIT_CDROM ) == -1 )
+ Con_Print( "Failed to init the CDROM SDL subsystem!\n" );
- Cmd_AddCommand( "cddrive", CDAudio_SDL_CDDrive_f );
+ Cmd_AddCommand( "cddrive", CDAudio_SDL_CDDrive_f, "select an SDL-detected CD drive by number" );
}
static int IsAudioCD( void )
{
int i;
int numdrives;
-
+
numdrives = SDL_CDNumDrives();
if( numdrives == -1 ) // was the CDROM system initialized correctly?
return -1;
if( i == numdrives && !cd )
return -1;
- drive = i;
-
return 0;
}
if( !cd ) {
Con_Printf( "Couldn't open drive %i.\n", i );
return;
- }
-
+ }
+
if( !CD_INDRIVE( SDL_CDStatus( cd ) ) )
Con_Printf( "No cd in drive %i.\n", i );
else if( !IsAudioCD() )
Con_Printf( "The CD in drive %i is not an audio CD.\n", i );
- drive = i;
ValidateDrive();
}
-
+
+#else
+// SDL 1.3 does not have CD audio
+
+void CDAudio_SysEject (void)
+{
+}
+
+
+void CDAudio_SysCloseDoor (void)
+{
+}
+
+
+int CDAudio_SysGetAudioDiskInfo (void)
+{
+ return -1;
+}
+
+
+float CDAudio_SysGetVolume (void)
+{
+ return -1.0f;
+}
+
+
+void CDAudio_SysSetVolume (float volume)
+{
+}
+
+
+int CDAudio_SysPlay (int track)
+{
+ return -1;
+}
+
+
+int CDAudio_SysStop (void)
+{
+ return -1;
+}
+
+
+int CDAudio_SysPause (void)
+{
+ return -1;
+}
+
+int CDAudio_SysResume (void)
+{
+ return -1;
+}
+
+int CDAudio_SysUpdate (void)
+{
+ return -1;
+}
+
+
+void CDAudio_SysInit (void)
+{
+}
+
+int CDAudio_SysStartup (void)
+{
+ return -1;
+}
+
+void CDAudio_SysShutdown (void)
+{
+}
+#endif
+