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#include <signal.h> |
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#include <ctype.h> |
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#include "platform.h" |
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#include "paths.h" /* win_popen() */ |
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#include "mkillum.h" |
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< |
#include "random.h" |
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#include "func.h" |
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/* default parameters */ |
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#define SAMPDENS 48 /* points per projected steradian */ |
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int warnings = 1; /* print warnings? */ |
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|
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void init(char *octnm, int np); |
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< |
void filter(register FILE *infp, char *name); |
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void filter(FILE *infp, char *name); |
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void xoptions(char *s, char *nm); |
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void printopts(void); |
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void printhead(register int ac, register char **av); |
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void printhead(int ac, char **av); |
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void xobject(FILE *fp, char *nm); |
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int nprocs = 1; |
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FILE *fp; |
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int rval; |
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register int i; |
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int i; |
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/* set global arguments */ |
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gargv = argv; |
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progname = gargv[0]; |
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/* set up rendering defaults */ |
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dstrsrc = 0.25; |
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dstrsrc = 0.5; |
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directrelay = 3; |
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directvis = 0; |
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ambounce = 2; |
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/* initialize calcomp routines */ |
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initfunc(); |
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/* get options from command line */ |
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for (i = 1; i < argc; i++) { |
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while ((rval = expandarg(&argc, &argv, i)) > 0) |
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init(argv[gargc-1], nprocs); |
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if (gargc < argc) { |
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if (gargc == argc-1 || argv[gargc][0] != '<' || argv[gargc][1]) |
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error(USER, "Use '< file1 file2 ..' for multiple inputs"); |
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error(USER, "use '< file1 file2 ..' for multiple inputs"); |
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for (i = gargc+1; i < argc; i++) { |
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if ((fp = fopen(argv[i], "r")) == NULL) { |
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sprintf(errmsg, |
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|
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void |
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eputs( /* put string to stderr */ |
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register char *s |
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> |
const char *s |
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) |
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{ |
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static int midline = 0; |
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void |
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wputs(s) /* print warning if enabled */ |
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char *s; |
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> |
wputs(const char *s) /* print warning if enabled */ |
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{ |
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if (warnings) |
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eputs(s); |
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|
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|
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void |
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quit(int ec) /* make sure exit is called */ |
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{ |
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if (ray_pnprocs > 0) /* close children if any */ |
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ray_pclose(0); |
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else if (ray_pnprocs < 0) |
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_exit(ec); /* avoid flush() in child */ |
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exit(ec); |
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} |
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|
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|
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void |
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filter( /* process stream */ |
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register FILE *infp, |
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> |
FILE *infp, |
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char *name |
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) |
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{ |
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char buf[512]; |
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FILE *pfp; |
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< |
register int c; |
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> |
int c; |
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|
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while ((c = getc(infp)) != EOF) { |
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if (isspace(c)) |
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error(SYSTEM, errmsg); |
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} |
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filter(pfp, buf); |
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< |
pclose(pfp); |
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if (pclose(pfp) != 0) { |
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> |
sprintf(errmsg, "bad status from \"%s\"", buf); |
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> |
error(WARNING, errmsg); |
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} |
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} else { /* object */ |
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ungetc(c, infp); |
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xobject(infp, name); |
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char *nm |
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) |
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{ |
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extern FILE *freopen(); |
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char buf[64]; |
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int negax; |
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int nerrs = 0; |
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< |
register char *cp; |
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> |
char *cp; |
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|
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if (strncmp(s, "#@mkillum", 9) || !isspace(s[9])) { |
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fputs(s, stdout); /* not for us */ |
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} |
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cp = sskip(cp); |
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continue; |
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< |
case 'd': /* point sample density */ |
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> |
case 'd': /* sample density */ |
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if (*++cp != '=') |
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break; |
315 |
< |
if (!isintd(++cp, " \t\n\r")) |
316 |
< |
break; |
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< |
thisillum.sampdens = atoi(cp); |
315 |
> |
if (!*++cp || isspace(*cp)) |
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> |
continue; |
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> |
if (isintd(cp, " \t\n\r")) { |
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> |
thisillum.sampdens = atoi(cp); |
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> |
} else { |
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> |
error(WARNING, "direct BSDF input unsupported"); |
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> |
goto opterr; |
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> |
} |
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cp = sskip(cp); |
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continue; |
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< |
case 's': /* point super-samples */ |
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> |
case 's': /* surface super-samples */ |
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if (*++cp != '=') |
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break; |
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if (!isintd(++cp, " \t\n\r")) |
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printf("l+\t\t\t\t# light type on\n"); |
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else |
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printf("l-\t\t\t\t# light type off\n"); |
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< |
printf("d=%d\t\t\t\t# density of points\n", thisillum.sampdens); |
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< |
printf("s=%d\t\t\t\t# samples per point\n", thisillum.nsamps); |
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> |
printf("d=%d\t\t\t\t# density of directions\n", thisillum.sampdens); |
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> |
printf("s=%d\t\t\t\t# samples per direction\n", thisillum.nsamps); |
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printf("b=%f\t\t\t# minimum average brightness\n", thisillum.minbrt); |
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} |
413 |
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|
414 |
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|
415 |
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void |
416 |
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printhead( /* print out header */ |
417 |
< |
register int ac, |
418 |
< |
register char **av |
417 |
> |
int ac, |
418 |
> |
char **av |
419 |
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) |
420 |
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{ |
421 |
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putchar('#'); |