cl_cin.c

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	cinTable[currentHandle].roqFPS	 = cin.file[ 6] + cin.file[ 7]*256;
	
	if (!cinTable[currentHandle].roqFPS) cinTable[currentHandle].roqFPS = 30;

	cinTable[currentHandle].numQuads = -1;

	cinTable[currentHandle].roq_id		= cin.file[ 8] + cin.file[ 9]*256;
	cinTable[currentHandle].RoQFrameSize	= cin.file[10] + cin.file[11]*256 + cin.file[12]*65536;
	cinTable[currentHandle].roq_flags	= cin.file[14] + cin.file[15]*256;

	if (cinTable[currentHandle].RoQFrameSize > 65536 || !cinTable[currentHandle].RoQFrameSize) { 
		return;
	}

}

/******************************************************************************
*
* Function:		
*
* Description:	
*
******************************************************************************/

static void RoQShutdown( void ) {
	const char *s;

	if (!cinTable[currentHandle].buf) {
		return;
	}

	if ( cinTable[currentHandle].status == FMV_IDLE ) {
		return;
	}
	Com_DPrintf("finished cinematic\n");
	cinTable[currentHandle].status = FMV_IDLE;

	if (cinTable[currentHandle].iFile) {
		Sys_EndStreamedFile( cinTable[currentHandle].iFile );
		FS_FCloseFile( cinTable[currentHandle].iFile );
		cinTable[currentHandle].iFile = 0;
	}

	if (cinTable[currentHandle].alterGameState) {
		cls.state = CA_DISCONNECTED;
		// we can't just do a vstr nextmap, because
		// if we are aborting the intro cinematic with
		// a devmap command, nextmap would be valid by
		// the time it was referenced
		s = Cvar_VariableString( "nextmap" );
		if ( s[0] ) {
			Cbuf_ExecuteText( EXEC_APPEND, va("%s\n", s) );
			Cvar_Set( "nextmap", "" );
		}
		CL_handle = -1;
	}
	cinTable[currentHandle].fileName[0] = 0;
	currentHandle = -1;
}

/*
==================
SCR_StopCinematic
==================
*/
e_status CIN_StopCinematic(int handle) {
	
	if (handle < 0 || handle>= MAX_VIDEO_HANDLES || cinTable[handle].status == FMV_EOF) return FMV_EOF;
	currentHandle = handle;

	Com_DPrintf("trFMV::stop(), closing %s\n", cinTable[currentHandle].fileName);

	if (!cinTable[currentHandle].buf) {
		return FMV_EOF;
	}

	if (cinTable[currentHandle].alterGameState) {
		if ( cls.state != CA_CINEMATIC ) {
			return cinTable[currentHandle].status;
		}
	}
	cinTable[currentHandle].status = FMV_EOF;
	RoQShutdown();

	return FMV_EOF;
}

/*
==================
SCR_RunCinematic

Fetch and decompress the pending frame
==================
*/


e_status CIN_RunCinematic (int handle)
{
        // bk001204 - init
	int	start = 0;
	int     thisTime = 0;

	if (handle < 0 || handle>= MAX_VIDEO_HANDLES || cinTable[handle].status == FMV_EOF) return FMV_EOF;

	if (cin.currentHandle != handle) {
		currentHandle = handle;
		cin.currentHandle = currentHandle;
		cinTable[currentHandle].status = FMV_EOF;
		RoQReset();
	}

	if (cinTable[handle].playonwalls < -1)
	{
		return cinTable[handle].status;
	}

	currentHandle = handle;

	if (cinTable[currentHandle].alterGameState) {
		if ( cls.state != CA_CINEMATIC ) {
			return cinTable[currentHandle].status;
		}
	}

	if (cinTable[currentHandle].status == FMV_IDLE) {
		return cinTable[currentHandle].status;
	}

	// we need to use CL_ScaledMilliseconds because of the smp mode calls from the renderer
	thisTime = CL_ScaledMilliseconds()*com_timescale->value;
	if (cinTable[currentHandle].shader && (abs(thisTime - cinTable[currentHandle].lastTime))>100) {
		cinTable[currentHandle].startTime += thisTime - cinTable[currentHandle].lastTime;
	}
	// we need to use CL_ScaledMilliseconds because of the smp mode calls from the renderer
	cinTable[currentHandle].tfps = ((((CL_ScaledMilliseconds()*com_timescale->value) - cinTable[currentHandle].startTime)*3)/100);

	start = cinTable[currentHandle].startTime;
	while(  (cinTable[currentHandle].tfps != cinTable[currentHandle].numQuads)
		&& (cinTable[currentHandle].status == FMV_PLAY) ) 
	{
		RoQInterrupt();
		if (start != cinTable[currentHandle].startTime) {
			// we need to use CL_ScaledMilliseconds because of the smp mode calls from the renderer
		  cinTable[currentHandle].tfps = ((((CL_ScaledMilliseconds()*com_timescale->value)
							  - cinTable[currentHandle].startTime)*3)/100);
			start = cinTable[currentHandle].startTime;
		}
	}

	cinTable[currentHandle].lastTime = thisTime;

	if (cinTable[currentHandle].status == FMV_LOOPED) {
		cinTable[currentHandle].status = FMV_PLAY;
	}

	if (cinTable[currentHandle].status == FMV_EOF) {
	  if (cinTable[currentHandle].looping) {
		RoQReset();
	  } else {
		RoQShutdown();
	  }
	}

	return cinTable[currentHandle].status;
}

/*
==================
CL_PlayCinematic

==================
*/
int CIN_PlayCinematic( const char *arg, int x, int y, int w, int h, int systemBits ) {
	unsigned short RoQID;
	char	name[MAX_OSPATH];
	int		i;

	if (strstr(arg, "/") == NULL && strstr(arg, "\\") == NULL) {
		Com_sprintf (name, sizeof(name), "video/%s", arg);
	} else {
		Com_sprintf (name, sizeof(name), "%s", arg);
	}

	if (!(systemBits & CIN_system)) {
		for ( i = 0 ; i < MAX_VIDEO_HANDLES ; i++ ) {
			if (!strcmp(cinTable[i].fileName, name) ) {
				return i;
			}
		}
	}

	Com_DPrintf("SCR_PlayCinematic( %s )\n", arg);

	Com_Memset(&cin, 0, sizeof(cinematics_t) );
	currentHandle = CIN_HandleForVideo();

	cin.currentHandle = currentHandle;

	strcpy(cinTable[currentHandle].fileName, name);

	cinTable[currentHandle].ROQSize = 0;
	cinTable[currentHandle].ROQSize = FS_FOpenFileRead (cinTable[currentHandle].fileName, &cinTable[currentHandle].iFile, qtrue);

	if (cinTable[currentHandle].ROQSize<=0) {
		Com_DPrintf("play(%s), ROQSize<=0\n", arg);
		cinTable[currentHandle].fileName[0] = 0;
		return -1;
	}

	CIN_SetExtents(currentHandle, x, y, w, h);
	CIN_SetLooping(currentHandle, (systemBits & CIN_loop)!=0);

	cinTable[currentHandle].CIN_HEIGHT = DEFAULT_CIN_HEIGHT;
	cinTable[currentHandle].CIN_WIDTH  =  DEFAULT_CIN_WIDTH;
	cinTable[currentHandle].holdAtEnd = (systemBits & CIN_hold) != 0;
	cinTable[currentHandle].alterGameState = (systemBits & CIN_system) != 0;
	cinTable[currentHandle].playonwalls = 1;
	cinTable[currentHandle].silent = (systemBits & CIN_silent) != 0;
	cinTable[currentHandle].shader = (systemBits & CIN_shader) != 0;

	if (cinTable[currentHandle].alterGameState) {
		// close the menu
		if ( uivm ) {
			VM_Call( uivm, UI_SET_ACTIVE_MENU, UIMENU_NONE );
		}
	} else {
		cinTable[currentHandle].playonwalls = cl_inGameVideo->integer;
	}

	initRoQ();
					
	FS_Read (cin.file, 16, cinTable[currentHandle].iFile);

	RoQID = (unsigned short)(cin.file[0]) + (unsigned short)(cin.file[1])*256;
	if (RoQID == 0x1084)
	{
		RoQ_init();
//		FS_Read (cin.file, cinTable[currentHandle].RoQFrameSize+8, cinTable[currentHandle].iFile);
		// let the background thread start reading ahead
		Sys_BeginStreamedFile( cinTable[currentHandle].iFile, 0x10000 );

		cinTable[currentHandle].status = FMV_PLAY;
		Com_DPrintf("trFMV::play(), playing %s\n", arg);

		if (cinTable[currentHandle].alterGameState) {
			cls.state = CA_CINEMATIC;
		}
		
		Con_Close();

		s_rawend = s_soundtime;

		return currentHandle;
	}
	Com_DPrintf("trFMV::play(), invalid RoQ ID\n");

	RoQShutdown();
	return -1;
}

void CIN_SetExtents (int handle, int x, int y, int w, int h) {
	if (handle < 0 || handle>= MAX_VIDEO_HANDLES || cinTable[handle].status == FMV_EOF) return;
	cinTable[handle].xpos = x;
	cinTable[handle].ypos = y;
	cinTable[handle].width = w;
	cinTable[handle].height = h;
	cinTable[handle].dirty = qtrue;
}

void CIN_SetLooping(int handle, qboolean loop) {
	if (handle < 0 || handle>= MAX_VIDEO_HANDLES || cinTable[handle].status == FMV_EOF) return;
	cinTable[handle].looping = loop;
}

/*
==================
SCR_DrawCinematic

==================
*/
void CIN_DrawCinematic (int handle) {
	float	x, y, w, h;
	byte	*buf;

	if (handle < 0 || handle>= MAX_VIDEO_HANDLES || cinTable[handle].status == FMV_EOF) return;

	if (!cinTable[handle].buf) {
		return;
	}

	x = cinTable[handle].xpos;
	y = cinTable[handle].ypos;
	w = cinTable[handle].width;
	h = cinTable[handle].height;
	buf = cinTable[handle].buf;
	SCR_AdjustFrom640( &x, &y, &w, &h );

	if (cinTable[handle].dirty && (cinTable[handle].CIN_WIDTH != cinTable[handle].drawX || cinTable[handle].CIN_HEIGHT != cinTable[handle].drawY)) {
		int ix, iy, *buf2, *buf3, xm, ym, ll;
                
		xm = cinTable[handle].CIN_WIDTH/256;
		ym = cinTable[handle].CIN_HEIGHT/256;
                ll = 8;
                if (cinTable[handle].CIN_WIDTH==512) {
                    ll = 9;
                }
                
		buf3 = (int*)buf;
		buf2 = Hunk_AllocateTempMemory( 256*256*4 );
                if (xm==2 && ym==2) {
                    byte *bc2, *bc3;
                    int	ic, iiy;
                    
                    bc2 = (byte *)buf2;
                    bc3 = (byte *)buf3;
                    for (iy = 0; iy<256; iy++) {
                            iiy = iy<<12;
                            for (ix = 0; ix<2048; ix+=8) {
                                for(ic = ix;ic<(ix+4);ic++) {
                                    *bc2=(bc3[iiy+ic]+bc3[iiy+4+ic]+bc3[iiy+2048+ic]+bc3[iiy+2048+4+ic])>>2;
                                    bc2++;
                                }
                            }
                    }
                } else if (xm==2 && ym==1) {
                    byte *bc2, *bc3;
                    int	ic, iiy;
                    
                    bc2 = (byte *)buf2;
                    bc3 = (byte *)buf3;
                    for (iy = 0; iy<256; iy++) {
                            iiy = iy<<11;
                            for (ix = 0; ix<2048; ix+=8) {
                                for(ic = ix;ic<(ix+4);ic++) {
                                    *bc2=(bc3[iiy+ic]+bc3[iiy+4+ic])>>1;
                                    bc2++;
                                }
                            }
                    }
                } else {
                    for (iy = 0; iy<256; iy++) {
                            for (ix = 0; ix<256; ix++) {
                                    buf2[(iy<<8)+ix] = buf3[((iy*ym)<<ll) + (ix*xm)];
                            }
                    }
                }
		re.DrawStretchRaw( x, y, w, h, 256, 256, (byte *)buf2, handle, qtrue);
		cinTable[handle].dirty = qfalse;
		Hunk_FreeTempMemory(buf2);
		return;
	}

	re.DrawStretchRaw( x, y, w, h, cinTable[handle].drawX, cinTable[handle].drawY, buf, handle, cinTable[handle].dirty);
	cinTable[handle].dirty = qfalse;
}

void CL_PlayCinematic_f(void) {
	char	*arg, *s;
	qboolean	holdatend;
	int bits = CIN_system;

	Com_DPrintf("CL_PlayCinematic_f\n");
	if (cls.state == CA_CINEMATIC) {
		SCR_StopCinematic();
	}

	arg = Cmd_Argv( 1 );
	s = Cmd_Argv(2);

	holdatend = qfalse;
	if ((s && s[0] == '1') || Q_stricmp(arg,"demoend.roq")==0 || Q_stricmp(arg,"end.roq")==0) {
		bits |= CIN_hold;
	}
	if (s && s[0] == '2') {
		bits |= CIN_loop;
	}

	S_StopAllSounds ();

	CL_handle = CIN_PlayCinematic( arg, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, bits );
	if (CL_handle >= 0) {
		do {
			SCR_RunCinematic();
		} while (cinTable[currentHandle].buf == NULL && cinTable[currentHandle].status == FMV_PLAY);		// wait for first frame (load codebook and sound)
	}
}


void SCR_DrawCinematic (void) {
	if (CL_handle >= 0 && CL_handle < MAX_VIDEO_HANDLES) {
		CIN_DrawCinematic(CL_handle);
	}
}

void SCR_RunCinematic (void)
{
	if (CL_handle >= 0 && CL_handle < MAX_VIDEO_HANDLES) {
		CIN_RunCinematic(CL_handle);
	}
}

void SCR_StopCinematic(void) {
	if (CL_handle >= 0 && CL_handle < MAX_VIDEO_HANDLES) {
		CIN_StopCinematic(CL_handle);
		S_StopAllSounds ();
		CL_handle = -1;
	}
}

void CIN_UploadCinematic(int handle) {
	if (handle >= 0 && handle < MAX_VIDEO_HANDLES) {
		if (!cinTable[handle].buf) {
			return;
		}
		if (cinTable[handle].playonwalls <= 0 && cinTable[handle].dirty) {
			if (cinTable[handle].playonwalls == 0) {
				cinTable[handle].playonwalls = -1;
			} else {
				if (cinTable[handle].playonwalls == -1) {
					cinTable[handle].playonwalls = -2;
				} else {
					cinTable[handle].dirty = qfalse;
				}
			}
		}
		re.UploadCinematic( 256, 256, 256, 256, cinTable[handle].buf, handle, cinTable[handle].dirty);
		if (cl_inGameVideo->integer == 0 && cinTable[handle].playonwalls == 1) {
			cinTable[handle].playonwalls--;
		}
	}
}