11 |
|
#include <stdlib.h> |
12 |
|
#include "rtio.h" |
13 |
|
#include "rtmath.h" |
14 |
+ |
#include "rtprocess.h" |
15 |
|
#include "bsdf.h" |
16 |
|
#include "bsdf_m.h" |
17 |
|
#include "random.h" |
36 |
|
|
37 |
|
char *progname; /* global argv[0] */ |
38 |
|
|
39 |
< |
int verbose = 0; /* verbose mode? */ |
39 |
> |
int verbose = 0; /* verbose mode (< 0 no warnings) */ |
40 |
|
|
41 |
|
char *rcarg[MAXRCARG+1] = {"rcontrib", "-fo+"}; |
42 |
|
int nrcargs = 2; |
145 |
|
static char * |
146 |
|
oconv_command(int ac, char *av[]) |
147 |
|
{ |
148 |
< |
static char oconvbuf[2048] = "!oconv -f"; |
149 |
< |
char *cp = oconvbuf + 9; |
150 |
< |
|
148 |
> |
static char oconvbuf[2048] = "!oconv -f "; |
149 |
> |
char *cp = oconvbuf + 10; |
150 |
> |
char *recv = *av++; |
151 |
> |
|
152 |
> |
if (ac-- <= 0) |
153 |
> |
return(NULL); |
154 |
|
while (ac-- > 0) { |
155 |
+ |
strcpy(cp, *av++); |
156 |
+ |
while (*cp) cp++; |
157 |
+ |
*cp++ = ' '; |
158 |
|
if (cp >= oconvbuf+(sizeof(oconvbuf)-32)) { |
159 |
|
fputs(progname, stderr); |
160 |
|
fputs(": too many file arguments!\n", stderr); |
161 |
|
exit(1); |
162 |
|
} |
156 |
– |
*cp++ = ' '; |
157 |
– |
strcpy(cp, *av++); |
158 |
– |
while (*cp) cp++; |
163 |
|
} |
164 |
< |
*cp = '\0'; |
164 |
> |
strcpy(cp, recv); /* receiver goes last */ |
165 |
|
return(oconvbuf); |
166 |
|
} |
167 |
|
|
226 |
|
fputs(": command line too long in popen_arglist()\n", stderr); |
227 |
|
return(NULL); |
228 |
|
} |
229 |
< |
if (verbose) |
229 |
> |
if (verbose > 0) |
230 |
|
fprintf(stderr, "%s: opening pipe %s: %s\n", |
231 |
|
progname, (*mode=='w') ? "to" : "from", cmd); |
232 |
|
return(popen(cmd, mode)); |
244 |
|
fputs(": command line too long in my_exec()\n", stderr); |
245 |
|
return(1); |
246 |
|
} |
247 |
< |
if (verbose) |
247 |
> |
if (verbose > 0) |
248 |
|
fprintf(stderr, "%s: running: %s\n", progname, cmd); |
249 |
|
return(system(cmd)); |
250 |
|
} |
259 |
|
fprintf(stderr, "%s: cannot locate %s\n", progname, av[0]); |
260 |
|
return(1); |
261 |
|
} |
262 |
< |
if (verbose) { |
262 |
> |
if (verbose > 0) { |
263 |
|
char cmd[4096]; |
264 |
|
if (!convert_commandline(cmd, sizeof(cmd), av)) |
265 |
|
strcpy(cmd, "COMMAND TOO LONG TO SHOW"); |
319 |
|
int nparams = 0; |
320 |
|
int i; |
321 |
|
|
322 |
< |
for ( ; ; ) |
322 |
> |
for ( ; ; ) { |
323 |
|
switch (*cp++) { |
324 |
|
case 'h': |
325 |
|
if (*cp++ != '=') |
342 |
|
break; |
343 |
|
if (!get_direction(p->vup, cp)) |
344 |
|
break; |
345 |
+ |
while (*cp && !isspace(*cp++)) |
346 |
+ |
; |
347 |
|
++nparams; |
348 |
|
continue; |
349 |
|
case 'o': |
362 |
|
case ' ': |
363 |
|
case '\t': |
364 |
|
case '\r': |
359 |
– |
case '\n': |
365 |
|
continue; |
366 |
+ |
case '\n': |
367 |
|
case '\0': |
368 |
|
return(nparams); |
369 |
|
default: |
370 |
|
break; |
371 |
|
} |
372 |
< |
fprintf(stderr, "%s: bad parameter string '%s'\n", progname, pargs); |
372 |
> |
break; |
373 |
> |
} |
374 |
> |
fprintf(stderr, "%s: bad parameter string: %s", progname, pargs); |
375 |
|
exit(1); |
376 |
|
return(-1); /* pro forma return */ |
377 |
|
} |
409 |
|
fputs(": undefined normal for hemisphere sampling\n", stderr); |
410 |
|
exit(1); |
411 |
|
} |
412 |
< |
if (normalize(curparams.vup) == 0) |
412 |
> |
if (normalize(curparams.vup) == 0) { |
413 |
|
if (fabs(curparams.nrm[2]) < .7) |
414 |
|
curparams.vup[2] = 1; |
415 |
|
else |
416 |
|
curparams.vup[1] = 1; |
417 |
+ |
} |
418 |
|
/* determine sample type/bin */ |
419 |
|
if (tolower(curparams.hemis[0]) == 'u' | curparams.hemis[0] == '1') { |
420 |
|
binv = "0"; /* uniform sampling -- one bin */ |
428 |
|
exit(1); |
429 |
|
} |
430 |
|
calfn = shirchiufn; shirchiufn = NULL; |
431 |
< |
sprintf(sbuf, "SCdim=%d,Nx=%g,Ny=%g,Nz=%g,Ux=%g,Uy=%g,Uz=%g", |
431 |
> |
sprintf(sbuf, "SCdim=%d,rNx=%g,rNy=%g,rNz=%g,Ux=%g,Uy=%g,Uz=%g", |
432 |
|
curparams.hsiz, |
433 |
|
curparams.nrm[0], curparams.nrm[1], curparams.nrm[2], |
434 |
|
curparams.vup[0], curparams.vup[1], curparams.vup[2]); |
438 |
|
} else if ((tolower(curparams.hemis[0]) == 'r') | |
439 |
|
(tolower(curparams.hemis[0]) == 't')) { |
440 |
|
calfn = reinhfn; reinhfn = NULL; |
441 |
< |
sprintf(sbuf, "MF=%d,Nx=%g,Ny=%g,Nz=%g,Ux=%g,Uy=%g,Uz=%g", |
441 |
> |
sprintf(sbuf, "MF=%d,rNx=%g,rNy=%g,rNz=%g,Ux=%g,Uy=%g,Uz=%g", |
442 |
|
curparams.hsiz, |
443 |
|
curparams.nrm[0], curparams.nrm[1], curparams.nrm[2], |
444 |
|
curparams.vup[0], curparams.vup[1], curparams.vup[2]); |
615 |
|
} |
616 |
|
ptp->ntris = 0; |
617 |
|
v2l->p = (void *)ptp; |
618 |
< |
if (!polyTriangulate(v2l, add_triangle)) |
618 |
> |
if (!polyTriangulate(v2l, add_triangle)) { |
619 |
> |
fprintf(stderr, |
620 |
> |
"%s: cannot triangulate polygon '%s'\n", |
621 |
> |
progname, sp->sname); |
622 |
|
return(0); |
623 |
+ |
} |
624 |
|
for (i = ptp->ntris; i--; ) { |
625 |
|
int a = ptp->tri[i].vndx[0]; |
626 |
|
int b = ptp->tri[i].vndx[1]; |
669 |
|
/* special case for lone surface */ |
670 |
|
if (p->nsurfs == 1) { |
671 |
|
sp = p->slist; |
672 |
< |
if (DOT(sp->snrm, rdir) >= -FTINY) |
673 |
< |
return(0); /* behind surface! */ |
672 |
> |
if (DOT(sp->snrm, rdir) >= -FTINY) { |
673 |
> |
fprintf(stderr, |
674 |
> |
"%s: internal - sample behind sender '%s'\n", |
675 |
> |
progname, sp->sname); |
676 |
> |
return(0); |
677 |
> |
} |
678 |
|
return((*orig_in_surf[sp->styp])(orig, sp, x)); |
679 |
|
} |
680 |
|
if (p->nsurfs > nall) { /* (re)allocate surface area cache */ |
688 |
|
projsa[i] = -DOT(sp->snrm, rdir) * sp->area; |
689 |
|
tarea += projsa[i] *= (double)(projsa[i] > FTINY); |
690 |
|
} |
691 |
< |
if (tarea <= FTINY) /* wrong side of sender? */ |
691 |
> |
if (tarea <= FTINY) { /* wrong side of sender? */ |
692 |
> |
fputs(progname, stderr); |
693 |
> |
fputs(": internal - sample behind all sender elements!\n", |
694 |
> |
stderr); |
695 |
|
return(0); |
696 |
+ |
} |
697 |
|
tarea *= x; /* get surface from list */ |
698 |
|
for (i = 0, sp = p->slist; tarea > projsa[i]; sp = sp->next) |
699 |
|
tarea -= projsa[i++]; |
766 |
|
#define T_NALT 7 |
767 |
|
static const int tnaz[T_NALT] = {30, 30, 24, 24, 18, 12, 6}; |
768 |
|
const int RowMax = T_NALT*p->hsiz + 1; |
769 |
< |
const double RAH = (.25*PI)/(RowMax-.5); |
769 |
> |
const double RAH = (.5*PI)/(RowMax-.5); |
770 |
|
#define rnaz(r) (r >= RowMax-1 ? 1 : p->hsiz*tnaz[r/p->hsiz]) |
771 |
|
int n = sampcnt; |
772 |
|
int row, col; |
791 |
|
SDmultiSamp(samp3, 3, (n+frandom())/sampcnt); |
792 |
|
alt = (row+samp3[1])*RAH; |
793 |
|
azi = (2.*PI)*(col+samp3[2]-.5)/rnaz(row); |
794 |
< |
duvw[2] = tcos(alt); /* measured from horizon */ |
794 |
> |
duvw[2] = cos(alt); /* measured from horizon */ |
795 |
|
duvw[0] = tcos(azi)*duvw[2]; |
796 |
|
duvw[1] = tsin(azi)*duvw[2]; |
797 |
|
duvw[2] = sqrt(1. - duvw[2]*duvw[2]); |
867 |
|
fputs(": no sender surface!\n", stderr); |
868 |
|
return(-1); |
869 |
|
} |
870 |
< |
if (curparams.outfn != NULL) /* misplaced output file spec. */ |
870 |
> |
/* misplaced output file spec. */ |
871 |
> |
if ((curparams.outfn != NULL) & (verbose >= 0)) |
872 |
|
fprintf(stderr, "%s: warning - ignoring output file in sender ('%s')\n", |
873 |
|
progname, curparams.outfn); |
874 |
|
/* check/set basis hemisphere */ |
882 |
|
fputs(": undefined normal for sender sampling\n", stderr); |
883 |
|
return(-1); |
884 |
|
} |
885 |
< |
if (normalize(curparams.vup) == 0) |
885 |
> |
if (normalize(curparams.vup) == 0) { |
886 |
|
if (fabs(curparams.nrm[2]) < .7) |
887 |
|
curparams.vup[2] = 1; |
888 |
|
else |
889 |
|
curparams.vup[1] = 1; |
890 |
+ |
} |
891 |
|
VCROSS(curparams.udir, curparams.vup, curparams.nrm); |
892 |
|
if (normalize(curparams.udir) == 0) { |
893 |
|
fputs(progname, stderr); |
1011 |
|
case ST_SOURCE: |
1012 |
|
if (snew->nfargs != 4) |
1013 |
|
goto badcount; |
1014 |
< |
VCOPY(snew->snrm, snew->farg); |
1014 |
> |
for (n = 3; n--; ) /* need to reverse "normal" */ |
1015 |
> |
snew->snrm[n] = -snew->farg[n]; |
1016 |
|
if (normalize(snew->snrm) == 0) |
1017 |
|
goto badnorm; |
1018 |
|
snew->area = sin((PI/180./2.)*snew->farg[3]); |
1019 |
|
snew->area *= PI*snew->area; |
1020 |
|
break; |
1021 |
|
} |
1022 |
< |
if (snew->area <= FTINY) { |
1022 |
> |
if ((snew->area <= FTINY) & (verbose >= 0)) { |
1023 |
|
fprintf(stderr, "%s: warning - zero area for surface '%s'\n", |
1024 |
|
progname, oname); |
1025 |
|
free(snew); |
1031 |
|
curparams.nsurfs++; |
1032 |
|
return; |
1033 |
|
badcount: |
1034 |
< |
fprintf(stderr, "%s: bad argument count for surface '%s'\n", |
1034 |
> |
fprintf(stderr, "%s: bad argument count for surface element '%s'\n", |
1035 |
|
progname, oname); |
1036 |
|
exit(1); |
1037 |
|
badnorm: |
1038 |
< |
fprintf(stderr, "%s: bad orientation for surface '%s'\n", |
1038 |
> |
fprintf(stderr, "%s: bad orientation for surface element '%s'\n", |
1039 |
|
progname, oname); |
1040 |
|
exit(1); |
1041 |
|
} |
1075 |
|
return(1); |
1076 |
|
} |
1077 |
|
/* else skip arguments */ |
1078 |
< |
if (!fscanf(fp, "%d", &n)) return; |
1078 |
> |
if (!fscanf(fp, "%d", &n)) return(0); |
1079 |
|
while (n-- > 0) fscanf(fp, "%*s"); |
1080 |
< |
if (!fscanf(fp, "%d", &n)) return; |
1080 |
> |
if (!fscanf(fp, "%d", &n)) return(0); |
1081 |
|
while (n-- > 0) fscanf(fp, "%*d"); |
1082 |
< |
if (!fscanf(fp, "%d", &n)) return; |
1082 |
> |
if (!fscanf(fp, "%d", &n)) return(0); |
1083 |
|
while (n-- > 0) fscanf(fp, "%*f"); |
1084 |
|
return(0); |
1085 |
|
} |
1111 |
|
return(0); |
1112 |
|
} |
1113 |
|
/* else skip arguments */ |
1114 |
< |
if (!fscanf(fp, "%d", &n)) return; |
1114 |
> |
if (!fscanf(fp, "%d", &n)) return(0); |
1115 |
|
while (n-- > 0) fscanf(fp, "%*s"); |
1116 |
< |
if (!fscanf(fp, "%d", &n)) return; |
1116 |
> |
if (!fscanf(fp, "%d", &n)) return(0); |
1117 |
|
while (n-- > 0) fscanf(fp, "%*d"); |
1118 |
< |
if (!fscanf(fp, "%d", &n)) return; |
1118 |
> |
if (!fscanf(fp, "%d", &n)) return(0); |
1119 |
|
while (n-- > 0) fscanf(fp, "%*f"); |
1120 |
|
return(0); |
1121 |
|
} |
1158 |
|
strcat(newparams, inpbuf); |
1159 |
|
continue; |
1160 |
|
} |
1161 |
< |
while ((c = getc(fp)) != EOF && c != '\n'); |
1161 |
> |
while ((c = getc(fp)) != EOF && c != '\n') |
1162 |
|
; /* else skipping comment */ |
1163 |
|
continue; |
1164 |
|
} |
1183 |
|
{ |
1184 |
|
char fmtopt[6] = "-faa"; /* default output is ASCII */ |
1185 |
|
char *xrs=NULL, *yrs=NULL, *ldopt=NULL; |
1186 |
+ |
char *iropt = NULL; |
1187 |
|
char *sendfn; |
1188 |
|
char sampcntbuf[32], nsbinbuf[32]; |
1189 |
|
FILE *rcfp; |
1191 |
|
int a, i; |
1192 |
|
/* screen rcontrib options */ |
1193 |
|
progname = argv[0]; |
1194 |
< |
for (a = 1; a < argc-2 && argv[a][0] == '-'; a++) { |
1195 |
< |
int na = 1; /* !! Keep consistent !! */ |
1196 |
< |
switch (argv[a][1]) { |
1194 |
> |
for (a = 1; a < argc-2; a++) { |
1195 |
> |
int na; |
1196 |
> |
/* check for argument expansion */ |
1197 |
> |
while ((na = expandarg(&argc, &argv, a)) > 0) |
1198 |
> |
; |
1199 |
> |
if (na < 0) { |
1200 |
> |
fprintf(stderr, "%s: cannot expand '%s'\n", |
1201 |
> |
progname, argv[a]); |
1202 |
> |
return(1); |
1203 |
> |
} |
1204 |
> |
if (argv[a][0] != '-' || !argv[a][1]) |
1205 |
> |
break; |
1206 |
> |
na = 1; |
1207 |
> |
switch (argv[a][1]) { /* !! Keep consistent !! */ |
1208 |
|
case 'v': /* verbose mode */ |
1209 |
< |
verbose = !verbose; |
1209 |
> |
verbose = 1; |
1210 |
|
na = 0; |
1211 |
|
continue; |
1212 |
|
case 'f': /* special case for -fo, -ff, etc. */ |
1242 |
|
goto userr; |
1243 |
|
na = 0; /* we re-add this later */ |
1244 |
|
continue; |
1245 |
< |
case 'V': /* options without arguments */ |
1210 |
< |
case 'w': |
1211 |
< |
case 'u': |
1245 |
> |
case 'I': /* only for pass-through mode */ |
1246 |
|
case 'i': |
1247 |
+ |
iropt = argv[a]; |
1248 |
+ |
na = 0; |
1249 |
+ |
continue; |
1250 |
+ |
case 'w': /* options without arguments */ |
1251 |
+ |
if (argv[a][2] != '+') verbose = -1; |
1252 |
+ |
case 'V': |
1253 |
+ |
case 'u': |
1254 |
|
case 'h': |
1255 |
|
case 'r': |
1256 |
|
break; |
1280 |
|
if (!argv[a][2]) goto userr; |
1281 |
|
na = (argv[a][2] == 'e') | (argv[a][2] == 'a') ? 4 : 2; |
1282 |
|
break; |
1242 |
– |
case '\0': /* pass-through mode */ |
1243 |
– |
goto done_opts; |
1283 |
|
default: /* anything else is verbotten */ |
1284 |
|
goto userr; |
1285 |
|
} |
1289 |
|
while (--na) /* + arguments if any */ |
1290 |
|
rcarg[nrcargs++] = argv[++a]; |
1291 |
|
} |
1253 |
– |
done_opts: |
1292 |
|
if (a > argc-2) |
1293 |
|
goto userr; /* check at end of options */ |
1294 |
|
sendfn = argv[a++]; /* assign sender & receiver inputs */ |
1295 |
|
if (sendfn[0] == '-') { /* user wants pass-through mode? */ |
1296 |
|
if (sendfn[1]) goto userr; |
1297 |
|
sendfn = NULL; |
1298 |
+ |
if (iropt) { |
1299 |
+ |
CHECKARGC(1); |
1300 |
+ |
rcarg[nrcargs++] = iropt; |
1301 |
+ |
} |
1302 |
|
if (xrs) { |
1303 |
|
CHECKARGC(2); |
1304 |
|
rcarg[nrcargs++] = "-x"; |
1314 |
|
rcarg[nrcargs++] = ldopt; |
1315 |
|
} |
1316 |
|
if (sampcnt <= 0) sampcnt = 1; |
1317 |
< |
} else { /* else FVECT determines input format */ |
1317 |
> |
} else { /* else in sampling mode */ |
1318 |
> |
if (iropt) { |
1319 |
> |
fputs(progname, stderr); |
1320 |
> |
fputs(": -i, -I supported for pass-through only\n", stderr); |
1321 |
> |
return(1); |
1322 |
> |
} |
1323 |
|
fmtopt[2] = (sizeof(RREAL)==sizeof(double)) ? 'd' : 'f'; |
1324 |
|
if (sampcnt <= 0) sampcnt = 10000; |
1325 |
|
} |
1359 |
|
if (verbose) { |
1360 |
|
fprintf(stderr, "%s: sampling %d directions", progname, nsbins); |
1361 |
|
if (curparams.nsurfs > 1) |
1362 |
< |
fprintf(stderr, " (%d surfaces)\n", curparams.nsurfs); |
1362 |
> |
fprintf(stderr, " (%d elements)\n", curparams.nsurfs); |
1363 |
|
else |
1364 |
|
fputc('\n', stderr); |
1365 |
|
} |
1370 |
|
userr: |
1371 |
|
if (a < argc-2) |
1372 |
|
fprintf(stderr, "%s: unsupported option '%s'", progname, argv[a]); |
1373 |
< |
fprintf(stderr, "Usage: %s [-v][rcontrib options] sender.rad receiver.rad [system.rad ..]\n", |
1373 |
> |
fprintf(stderr, "Usage: %s [-v][rcontrib options] sender.rad receiver.rad [-i system.oct] [system.rad ..]\n", |
1374 |
|
progname); |
1375 |
|
return(1); |
1376 |
|
} |