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#include <ctype.h> |
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/* default parameters */ |
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< |
#define SAMPDENS 128 /* points per projected steradian */ |
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#define SAMPDENS 48 /* points per projected steradian */ |
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#define NSAMPS 32 /* samples per point */ |
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#define DFLMAT "illum_mat" /* material name */ |
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#define DFLDAT "illum" /* data file name */ |
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/* selection options */ |
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#define S_NONE 0 /* select none */ |
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#define S_ELEM 1 /* select specified element */ |
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struct illum_args thisillum = { /* our illum and default values */ |
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0, |
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DFLMAT, |
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< |
DFLMAT, |
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> |
DFLDAT, |
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0, |
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VOIDID, |
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SAMPDENS, |
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NSAMPS, |
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0., |
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}; |
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char matcheck[MAXSTR]; /* current material to include or exclude */ |
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int warnings = 1; /* print warnings? */ |
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extern char *fgetline(), *fgetword(), *sskip(), |
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*atos(), *iskip(), *fskip(); |
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> |
*atos(), *iskip(), *fskip(), *strcpy(); |
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extern FILE *popen(); |
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rtargv[rtargc] = NULL; |
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/* just asking for defaults? */ |
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if (!strcmp(argv[gargc-1], "-defaults")) { |
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printopts(); fflush(stdout); |
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rtpath = getpath(rtargv[0], getenv("PATH"), X_OK); |
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if (rtpath == NULL) { |
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eputs(rtargv[0]); |
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init(); |
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if (gargc+1 < argc) |
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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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> |
if ((fp = fopen(argv[i], "r")) == NULL) { |
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sprintf(errmsg, |
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"cannot open scene file \"%s\"", argv[i]); |
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error(SYSTEM, errmsg); |
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/* set up signal handling */ |
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signal(SIGPIPE, quit); |
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/* start rtrace process */ |
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errno = 0; |
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maxbytes = open_process(rt.pd, rtargv); |
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if (maxbytes == 0) { |
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eputs(rtargv[0]); |
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if (rt.buf == NULL || rt.dest == NULL) |
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error(SYSTEM, "out of memory in init"); |
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rt.nrays = 0; |
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/* set up urand */ |
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initurand(2048); |
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} |
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if (*++cp != '=') |
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break; |
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if (!*++cp) { |
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+ |
strcpy(thisillum.datafile,thisillum.matname); |
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+ |
thisillum.dfnum = 0; |
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thisillum.flags &= ~IL_DATCLB; |
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continue; |
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} |
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continue; |
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case 'i': /* include material */ |
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case 'e': /* exclude material */ |
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< |
matselect = (*cp == 'i') ? S_ELEM : S_COMPL; |
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< |
if (*++cp != '=') |
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> |
if (cp[1] != '=') |
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break; |
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< |
atos(matcheck, MAXSTR, ++cp); |
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> |
matselect = (*cp == 'i') ? S_ELEM : S_COMPL; |
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> |
cp += 2; |
278 |
> |
atos(matcheck, MAXSTR, cp); |
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cp = sskip(cp); |
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continue; |
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case 'a': /* use everything */ |
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break; |
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switch (*++cp) { |
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case 'a': /* average */ |
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< |
thisillum.flags |= IL_COLAVG; |
295 |
< |
thisillum.flags &= ~IL_COLDST; |
294 |
> |
thisillum.flags = (thisillum.flags|IL_COLAVG) |
295 |
> |
& ~IL_COLDST; |
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break; |
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case 'd': /* distribution */ |
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< |
thisillum.flags |= IL_COLDST; |
290 |
< |
thisillum.flags &= ~IL_COLAVG; |
298 |
> |
thisillum.flags |= (IL_COLDST|IL_COLAVG); |
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break; |
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case 'n': /* none */ |
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thisillum.flags &= ~(IL_COLAVG|IL_COLDST); |
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break; |
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cp++; |
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continue; |
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+ |
case 'b': /* brightness */ |
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+ |
if (*++cp != '=') |
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break; |
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if (!isfltd(++cp, " \t\n")) |
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break; |
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+ |
thisillum.minbrt = atof(cp); |
340 |
+ |
if (thisillum.minbrt < 0.) |
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+ |
thisillum.minbrt = 0.; |
342 |
+ |
cp = sskip(cp); |
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+ |
continue; |
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case 'o': /* output file */ |
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if (*++cp != '=') |
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break; |
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} |
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doneheader = 0; |
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continue; |
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+ |
case '!': /* processed file! */ |
359 |
+ |
sprintf(errmsg, "(%s): already processed!", nm); |
360 |
+ |
error(WARNING, errmsg); |
361 |
+ |
matselect = S_NONE; |
362 |
+ |
return; |
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} |
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opterr: /* skip faulty option */ |
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cp = sskip(cp); |
381 |
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} |
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383 |
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+ |
printopts() /* print out option default values */ |
385 |
+ |
{ |
386 |
+ |
printf("m=%-15s\t\t# material name\n", thisillum.matname); |
387 |
+ |
printf("f=%-15s\t\t# data file name\n", thisillum.datafile); |
388 |
+ |
printf("c=n\t\t\t\t# color none\n"); |
389 |
+ |
printf("d=%d\t\t\t\t# density of points\n", thisillum.sampdens); |
390 |
+ |
printf("s=%d\t\t\t\t# samples per point\n", thisillum.nsamps); |
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+ |
printf("b=%f\t\t\t# minimum average brightness\n", thisillum.minbrt); |
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+ |
} |
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+ |
|
394 |
+ |
|
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printhead(ac, av) /* print out header */ |
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register int ac; |
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register char **av; |
401 |
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putchar(' '); |
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fputs(*av++, stdout); |
403 |
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} |
404 |
< |
putchar('\n'); |
404 |
> |
fputs("\n#@mkillum !\n", stdout); |
405 |
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} |
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407 |
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