quakeforge/tools/qflight/source/qflight.c

165 lines
2.8 KiB
C

/*
trace.c
(description)
Copyright (C) 2002 Colin Thompson
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
static const char rcsid[] = "$Id$";
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_IO_H
# include <io.h>
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include <getopt.h>
#include <errno.h>
#include <stdlib.h>
#include "QF/qtypes.h"
#include "QF/sys.h"
#include "QF/dstring.h"
#include "QF/vfile.h"
#include "QF/vfs.h"
#include "QF/bspfile.h"
#include "QF/mathlib.h"
#include "light.h"
#include "threads.h"
#include "entities.h"
#include "options.h"
options_t options;
char *bspfile;
float scalecos = 0.5;
byte *filebase, *file_p, *file_end;
dmodel_t *bspmodel;
int bspfileface; // next surface to dispatch
vec3_t bsp_origin;
qboolean extrasamples;
float minlights[MAX_MAP_FACES];
byte *
GetFileSpace (int size)
{
byte *buf;
LOCK;
file_p = (byte *) (((long) file_p + 3) & ~3);
buf = file_p;
file_p += size;
UNLOCK;
if (file_p > file_end)
fprintf (stderr, "GetFileSpace: overrun");
return buf;
}
void
LightThread (void *junk)
{
int i;
while (1) {
LOCK;
i = bspfileface++;
UNLOCK;
if (i >= numfaces)
return;
LightFace (i);
}
}
void
LightWorld (void)
{
filebase = file_p = dlightdata;
file_end = filebase + MAX_MAP_LIGHTING;
RunThreadsOn (LightThread);
lightdatasize = file_p - filebase;
if (options.verbosity >= 0)
printf ("lightdatasize: %i\n", lightdatasize);
}
int
main (int argc, char **argv)
{
double start, stop;
start = Sys_DoubleTime ();
this_program = argv[0];
DecodeArgs (argc, argv);
if (!bspfile) {
fprintf (stderr, "%s: no bsp file specified.\n", this_program);
usage (1);
}
InitThreads ();
COM_StripExtension (bspfile, bspfile);
COM_DefaultExtension (bspfile, ".bsp");
LoadBSPFile (bspfile);
LoadEntities ();
MakeTnodes (&dmodels[0]);
LightWorld ();
WriteEntitiesToString ();
WriteBSPFile (bspfile);
stop = Sys_DoubleTime ();
if (options.verbosity >= 0)
printf ("%5.1f seconds elapsed\n", stop - start);
return 0;
}