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/*
* options.c
*
* Copyright (C) 1989, 1991, Craig E. Kolb
* All rights reserved.
*
* This software may be freely copied, modified, and redistributed
* provided that this copyright notice is preserved on all copies.
*
* You may not distribute this software, in whole or in part, as part of
* any commercial product without the express consent of the authors.
*
* There is no warranty or other guarantee of fitness of this software
* for any purpose. It is provided solely "as is".
*
* $Id$
*
* $Log$
*/
#include "rayshade.h"
#include "options.h"
#include "stats.h"
#include "viewing.h"
RSOptions Options;
static void usage();
void
OptionsSet(argc, argv)
int argc;
char **argv;
{
extern void OpenStatsFile();
Options.progname = strsave(argv[0]);
while(--argc) {
argv++;
if(argv[0][0] != '-')
break;
switch(argv[0][1]) {
case 'A':
Options.cutoff = atof(argv[1]);
Options.cutoff_set = TRUE;
argv++; argc--;
break;
#ifdef URT
case 'a':
Options.alpha = !Options.alpha;
break;
#endif
case 'C':
Options.cppargs = argv[1];
argv++; argc--;
break;
#ifdef URT
case 'c':
Options.appending = TRUE;
break;
#endif
case 'D':
Options.maxdepth = atoi(argv[1]);
Options.maxdepth_set = TRUE;
argv++; argc--;
break;
case 'E':
Options.eyesep = atof(argv[1]);
Options.eyesep_set = TRUE;
argc--; argv++;
break;
#ifdef URT
case 'e':
Options.exp_output = TRUE;
break;
#endif
case 'F':
Options.report_freq = atoi(argv[1]);
if (Options.report_freq < 1)
Options.report_freq = 1;
Options.freq_set = TRUE;
argv++; argc--;
break;
case 'f':
Options.flipnorm = !Options.flipnorm;
break;
case 'G':
Options.gamma = atof(argv[1]);
argv++; argc--;
break;
case 'h':
usage();
exit(0);
break;
case 'j':
Options.jittered = TRUE;
Options.jittered_set = TRUE;
break;
case 'l':
Options.stereo = LEFT;
break;
case 'n':
Options.no_shadows = !Options.no_shadows;
break;
case 'O':
Options.imgname = strsave(argv[1]);
argv++;
argc--;
break;
case 'o':
Options.shadowtransp = TRUE;
break;
case 'P':
Options.pixel_div = atoi(argv[1]);
if (Options.pixel_div < 0)
Options.pixel_div = 0;
Options.adaptive_set = TRUE;
argv++;
argc--;
break;
case 'p':
/*
* Preview-quality rendering
* no shadows or textures
* max depth of 0
* 1 jittered sample/pixel
*/
Options.no_shadows = TRUE;
Options.maxdepth = 0;
Options.maxdepth_set = TRUE;
Options.pixel_div = 0;
Options.jittered = TRUE;
Options.jittered_set = TRUE;
Options.jit_samples = 1;
Options.samples_set = TRUE;
break;
case 'q':
Options.quiet = TRUE;
break;
case 'R':
Screen.xres = atoi(argv[1]);
Screen.yres = atoi(argv[2]);
Options.resolution_set = TRUE;
argv += 2;
argc -= 2;
break;
case 'r':
Options.stereo = RIGHT;
break;
case 'S':
Options.jit_samples = atoi(argv[1]);
if (Options.jit_samples < 1)
Options.jit_samples = 1;
Options.samples_set = TRUE;
argv++; argc--;
break;
case 's':
Options.cache = !Options.cache;
break;
case 'T':
Options.contrast.r = atof(argv[1]);
Options.contrast.g = atof(argv[2]);
Options.contrast.b = atof(argv[3]);
Options.contrast_set = TRUE;
argv += 3;
argc -= 3;
break;
case 'v':
Options.verbose = TRUE;
break;
case 'V':
Options.verbose = TRUE;
if (argv[1][0] == '-') {
/* User probably blew it, and
* it's difficult to remove a file
* that begins with '-'...
*/
usage();
exit(2);
}
Options.statsname = strsave(argv[1]);
OpenStatsFile();
argv++; argc--;
break;
#ifdef URT
case 'W':
Screen.minx = atoi(argv[1]);
Screen.miny = atoi(argv[2]);
Screen.maxx = atoi(argv[3]);
Screen.maxy = atoi(argv[4]);
Options.window_set = TRUE;
argv += 4; argc -= 4;
break;
#endif
#ifdef LINDA
case 'X':
Options.workers = atoi(argv[1]);
if (Options.workers<0 || Options.workers>17) {
RLerror(RL_PANIC, "%d workers?\n",
Options.workers);
}
argv++; argc--;
break;
case 'w':
Options.verbose_worker =
!Options.verbose_worker;
break;
#endif
default:
RLerror(RL_PANIC,"Bad argument: %s\n",argv[0]);
}
}
if(argc > 1) {
usage();
exit(1);
} else if(argc == 1)
Options.inputname = strsave(argv[0]);
else
Options.inputname = (char *)NULL;
}
void
OptionsList()
{
fprintf(Stats.fstats,"Screen resolution: %d x %d\n",
Screen.xres,Screen.yres);
fprintf(Stats.fstats,"Image window: (%d - %d), (%d - %d).\n",
Screen.minx, Screen.maxx, Screen.miny, Screen.maxy);
if (Options.jittered) {
fprintf(Stats.fstats,"Using jittered sampling, %d %s/pixel.\n",
Options.jit_samples*Options.jit_samples,
Options.jit_samples == 1 ? "sample" : "samples");
} else { /* adaptive subdivistion */
fprintf(Stats.fstats,
"Maximum adaptive subdivision level: %d.\n",
Options.pixel_div);
fprintf(Stats.fstats,
"Maximum contrast: %g red, %g green, %g blue.\n",
Options.contrast.r, Options.contrast.g,
Options.contrast.b);
}
fprintf(Stats.fstats,"Maximum ray depth: %d. Cutoff threshold: %g.\n",
Options.maxdepth, Options.cutoff);
if (Options.stereo == LEFT)
fprintf(Stats.fstats,"Rendering image for left eye.\n");
else if (Options.stereo == RIGHT)
fprintf(Stats.fstats,"Rendering image for right eye.\n");
if (Options.no_shadows) {
fprintf(Stats.fstats,"No shadows are rendered.\n");
} else if (Options.shadowtransp) {
fprintf(Stats.fstats,
"Object opacity affects depth of shadowing.\n");
}
if (!Options.cache)
fprintf(Stats.fstats,"Shadow caching is disabled.\n");
}
static void
usage()
{
fprintf(stderr,"usage: %s [options] [filename]\n", Options.progname);
fprintf(stderr,"Where options include:\n");
fprintf(stderr,"\t-A thresh\t(Set adaptive ray tree cutoff value.)\n");
#ifdef URT
fprintf(stderr,"\t-a \t\t(Toggle writing of alpha channel.)\n");
#endif
fprintf(stderr,"\t-C cpp-args\t(Options to pass to C pre-processor.\n");
#ifdef URT
fprintf(stderr,"\t-c \t\t(Continue interrupted rendering.)\n");
#endif
fprintf(stderr,"\t-D depth\t(Set maximum ray tree depth.)\n");
fprintf(stderr,"\t-E eye_sep\t(Set eye separation in stereo pairs.)\n");
#ifdef URT
fprintf(stderr,"\t-e \t\t(Write exponential RLE file.)\n");
#endif
fprintf(stderr,"\t-F freq\t\t(Set frequency of status report.)\n");
fprintf(stderr,"\t-G gamma\t(Use given gamma correction exponent.)\n");
fprintf(stderr,"\t-h \t\t(Print this message.)\n");
fprintf(stderr,"\t-j \t\t(Antialias using jittered sampling.)\n");
fprintf(stderr,"\t-l \t\t(Render image for left eye view.)\n");
fprintf(stderr,"\t-n \t\t(Do not render shadows.)\n");
fprintf(stderr,"\t-O outfile \t(Set output file name.)\n");
fprintf(stderr,"\t-o \t\t(Object opacity affects shadowing.)\n");
fprintf(stderr,"\t-P pixel_divs\t(Set max depth for supersampling.)\n");
fprintf(stderr,"\t-p \t\t(Preview-quality rendering.)\n");
fprintf(stderr,"\t-q \t\t(Run quietly.)\n");
fprintf(stderr,"\t-R xres yres\t(Render at given resolution.)\n");
fprintf(stderr,"\t-r \t\t(Render image for right eye view.)\n");
fprintf(stderr,"\t-S samples\t(Use samples^2 jittered samples.)\n");
fprintf(stderr,"\t-s \t\t(Don't cache shadowing information.)\n");
fprintf(stderr,"\t-T r g b\t(Set contrast threshold (0. - 1.).)\n");
fprintf(stderr,"\t-V filename \t(Write verbose output to filename.)\n");
fprintf(stderr,"\t-v \t\t(Verbose output.)\n");
#ifdef URT
fprintf(stderr,"\t-W x y x y \t(Render subwindow.)\n");
#endif
#ifdef LINDA
fprintf(stderr,"\t-X workers\t(Number of workers.)\n");
fprintf(stderr,"\t-w \t\t(Verbose worker output.)\n");
#endif
}
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.