mirror of
https://git.code.sf.net/p/quake/quakeforge
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3fb03fc2be
than __attribute__((unused))). fixes the missing console in -x11
201 lines
5.2 KiB
C
201 lines
5.2 KiB
C
/*
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options.c
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command line options handling
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Copyright (C) 2002 Colin Thompson
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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static __attribute__ ((used)) const char rcsid[] =
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"$Id$";
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#include <getopt.h>
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#include <errno.h>
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#include <stdlib.h>
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#include "QF/qtypes.h"
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#include "compat.h"
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#include "entities.h"
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#include "options.h"
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#include "properties.h"
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const char *this_program;
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static struct option const long_options[] = {
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{"quiet", no_argument, 0, 'q'},
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{"verbose", no_argument, 0, 'v'},
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{"help", no_argument, 0, 'h'},
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{"version", no_argument, 0, 'V'},
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{"threads", required_argument, 0, 't'},
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{"properties", required_argument, 0, 'P'},
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{"attenuation", required_argument, 0, 'a'},
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{"noise", required_argument, 0, 'n'},
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{"cutoff", required_argument, 0, 'c'},
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{"extra", required_argument, 0, 'e'},
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{"novis", no_argument, 0, 'N'},
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{"distance", required_argument, 0, 'd'},
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{"range", required_argument, 0, 'r'},
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{"file", required_argument, 0, 'f'},
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{NULL, 0, NULL, 0}
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};
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static const char *short_options =
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"q" // quiet
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"v" // verbose
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"h" // help
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"V" // version
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"N" // novis
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"t:" // threads
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"a:" // attenuation
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"n:" // noise
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"c:" // cutoff
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"e:" // extra sampling
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"d:" // scale distance
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"r:" // scale range
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"P:" // properties file
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"f:"
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;
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void
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usage (int status)
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{
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printf ("%s - QuakeForge light tool\n", this_program);
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printf ("Usage: %s [options] bspfile\n", this_program);
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printf (
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"Options:\n"
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" -q, --quiet Inhibit usual output\n"
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" -v, --verbose Display more output than usual\n"
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" -h, --help Display this help and exit\n"
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" -V, --version Output version information and exit\n"
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" -N, --novis Don't use vis data\n"
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" -t, --threads [num] Number of threads to use\n"
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" -e, --extra [num] Apply extra sampling\n"
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" -d, --distance [scale] Scale distance\n"
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" -r, --range [scale] Scale range\n"
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" -a, --attenuation [type] linear,radius,inverse,realistic,none,\n"
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" havoc\n"
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" -n, --noise [factor] Scale noise. 0 (default) to disable\n"
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" -c, --cutoff [scale] Scale cutoff. 0 to disable\n"
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" -P, --properties [file] Properties file\n"
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" -f, --file [bspfile] BSP file\n\n");
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exit (status);
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}
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int
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DecodeArgs (int argc, char **argv)
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{
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int c;
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char *eptr;
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memset (&options, 0, sizeof (options));
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options.verbosity = 0;
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options.threads = 1;
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options.distance = 1.0;
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options.range = 0.5;
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options.globallightscale = 1.0;
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options.cutoff = 1.0;
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options.attenuation = LIGHT_LINEAR;
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bspfile = NULL;
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while ((c = getopt_long (argc, argv, short_options, long_options, 0))
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!= EOF) {
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switch (c) {
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case 'q': // quiet
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options.verbosity -= 1;
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break;
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case 'v': // verbose
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options.verbosity += 1;
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break;
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case 'h': // help
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usage (0);
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break;
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case 'N': // novis
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options.novis = 1;
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break;
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case 'V': // version
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printf ("%s version %s\n", PACKAGE, VERSION);
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exit (0);
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break;
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case 't': // threads
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options.threads = strtol (optarg, &eptr, 10);
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if (eptr == optarg || *eptr)
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usage (1);
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break;
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case 'a':
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if ((options.attenuation = parse_attenuation (optarg)) == -1)
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usage (1);
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break;
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case 'n': // noise
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options.noise = strtod (optarg, &eptr);
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if (eptr == optarg || *eptr)
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usage (1);
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options.noise = bound (0, options.extrabit, 2);
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break;
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case 'c': // cutoff
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options.cutoff = strtod (optarg, &eptr);
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if (eptr == optarg || *eptr)
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usage (1);
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options.cutoff = bound (0, options.extrabit, 2);
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break;
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case 'e': // extra
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options.extrabit = strtol (optarg, &eptr, 10);
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if (eptr == optarg || *eptr)
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usage (1);
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options.extrabit = bound (0, options.extrabit, 2);
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break;
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case 'd': // scale distance
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options.distance = strtod (optarg, &eptr);
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if (eptr == optarg || *eptr)
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usage (1);
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break;
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case 'r': // scale range
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options.range = strtod (optarg, &eptr);
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if (eptr == optarg || *eptr)
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usage (1);
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break;
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case 'f':
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bspfile = strdup (optarg);
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break;
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case 'P':
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options.properties_filename = strdup (optarg);
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break;
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default:
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usage (1);
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}
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}
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options.extrascale = 1.0 / (1 << (options.extrabit * 2));
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if ((!bspfile) && argv[optind] && *(argv[optind]))
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bspfile = strdup (argv[optind++]);
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return optind;
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}
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