| 11 |
|
#include <stdlib.h> |
| 12 |
|
#include "rtio.h" |
| 13 |
|
#include "rtmath.h" |
| 14 |
< |
#include "paths.h" |
| 14 |
> |
#include "rtprocess.h" |
| 15 |
|
#include "bsdf.h" |
| 16 |
|
#include "bsdf_m.h" |
| 17 |
|
#include "random.h" |
| 18 |
|
#include "triangulate.h" |
| 19 |
|
#include "platform.h" |
| 20 |
|
|
| 21 |
< |
#define MAXRCARG 512 |
| 21 |
> |
#ifndef MAXRCARG |
| 22 |
> |
#define MAXRCARG 10000 |
| 23 |
> |
#endif |
| 24 |
|
|
| 25 |
< |
char *progname; /* global argv[0] */ |
| 25 |
> |
#define NOWARN 1 |
| 26 |
> |
#define VERBO 2 |
| 27 |
|
|
| 28 |
< |
int verbose = 0; /* verbose mode (< 0 no warnings) */ |
| 28 |
> |
int verbose = 0; /* verbose/warning mode */ |
| 29 |
|
|
| 30 |
|
char *rcarg[MAXRCARG+1] = {"rcontrib", "-fo+"}; |
| 31 |
|
int nrcargs = 2; |
| 42 |
|
char *kfullfn = "klems_full.cal"; |
| 43 |
|
char *khalffn = "klems_half.cal"; |
| 44 |
|
char *kquarterfn = "klems_quarter.cal"; |
| 45 |
+ |
char *ciefn = "cieskyscan.cal"; |
| 46 |
|
|
| 47 |
|
/* string indicating parameters */ |
| 48 |
< |
const char PARAMSTART[] = "@rfluxmtx"; |
| 48 |
> |
#define PARAMSTART "@rfluxmtx" |
| 49 |
|
|
| 50 |
|
/* surface type IDs */ |
| 51 |
|
#define ST_NONE 0 |
| 142 |
|
|
| 143 |
|
if (ac-- <= 0) |
| 144 |
|
return(NULL); |
| 145 |
< |
if (verbose < 0) { /* turn off warnings */ |
| 146 |
< |
strcpy(cp, "-w- "); |
| 147 |
< |
cp += 4; |
| 145 |
> |
if (verbose & NOWARN) { /* warnings off? */ |
| 146 |
> |
strcpy(cp, "-w "); |
| 147 |
> |
cp += 3; |
| 148 |
|
} |
| 149 |
< |
while (ac-- > 0) { |
| 150 |
< |
strcpy(cp, *av++); |
| 151 |
< |
while (*cp) cp++; |
| 148 |
< |
*cp++ = ' '; |
| 149 |
< |
if (cp >= oconvbuf+(sizeof(oconvbuf)-32)) |
| 149 |
> |
while (ac-- > 0) { /* copy each argument */ |
| 150 |
> |
int len = strlen(*av); |
| 151 |
> |
if (cp+len+4 >= oconvbuf+sizeof(oconvbuf)) |
| 152 |
|
goto overrun; |
| 153 |
+ |
if (matchany(*av, SPECIALS)) { |
| 154 |
+ |
*cp++ = QUOTCHAR; |
| 155 |
+ |
strcpy(cp, *av++); |
| 156 |
+ |
cp += len; |
| 157 |
+ |
*cp++ = QUOTCHAR; |
| 158 |
+ |
} else { |
| 159 |
+ |
strcpy(cp, *av++); |
| 160 |
+ |
cp += len; |
| 161 |
+ |
} |
| 162 |
+ |
*cp++ = ' '; |
| 163 |
|
} |
| 164 |
|
/* receiver goes last */ |
| 165 |
|
if (matchany(recv, SPECIALS)) { |
| 180 |
|
exit(1); |
| 181 |
|
} |
| 182 |
|
|
| 183 |
+ |
#if defined(_WIN32) || defined(_WIN64) |
| 184 |
+ |
|
| 185 |
|
/* Open a pipe to/from a command given as an argument list */ |
| 186 |
|
static FILE * |
| 187 |
|
popen_arglist(char *av[], char *mode) |
| 193 |
|
fputs(": command line too long in popen_arglist()\n", stderr); |
| 194 |
|
return(NULL); |
| 195 |
|
} |
| 196 |
< |
if (verbose > 0) |
| 196 |
> |
if (verbose & VERBO) |
| 197 |
|
fprintf(stderr, "%s: opening pipe %s: %s\n", |
| 198 |
|
progname, (*mode=='w') ? "to" : "from", cmd); |
| 199 |
|
return(popen(cmd, mode)); |
| 200 |
|
} |
| 201 |
|
|
| 202 |
< |
#if defined(_WIN32) || defined(_WIN64) |
| 202 |
> |
#define pclose_al pclose |
| 203 |
> |
|
| 204 |
|
/* Execute system command (Windows version) */ |
| 205 |
|
static int |
| 206 |
|
my_exec(char *av[]) |
| 212 |
|
fputs(": command line too long in my_exec()\n", stderr); |
| 213 |
|
return(1); |
| 214 |
|
} |
| 215 |
< |
if (verbose > 0) |
| 215 |
> |
if (verbose & VERBO) |
| 216 |
|
fprintf(stderr, "%s: running: %s\n", progname, cmd); |
| 217 |
|
return(system(cmd)); |
| 218 |
|
} |
| 219 |
< |
#else |
| 219 |
> |
|
| 220 |
> |
#else /* UNIX */ |
| 221 |
> |
|
| 222 |
> |
static SUBPROC rt_proc = SP_INACTIVE; /* we only support one of these */ |
| 223 |
> |
|
| 224 |
> |
/* Open a pipe to a command using an argument list */ |
| 225 |
> |
static FILE * |
| 226 |
> |
popen_arglist(char *av[], char *mode) |
| 227 |
> |
{ |
| 228 |
> |
int fd; |
| 229 |
> |
|
| 230 |
> |
if (rt_proc.pid > 0) { |
| 231 |
> |
fprintf(stderr, "%s: only one i/o pipe at a time!\n", progname); |
| 232 |
> |
return(NULL); |
| 233 |
> |
} |
| 234 |
> |
if (verbose & VERBO) { |
| 235 |
> |
char cmd[4096]; |
| 236 |
> |
if (!convert_commandline(cmd, sizeof(cmd), av)) |
| 237 |
> |
strcpy(cmd, "COMMAND TOO LONG TO SHOW"); |
| 238 |
> |
fprintf(stderr, "%s: opening pipe %s: %s\n", |
| 239 |
> |
progname, (*mode=='w') ? "to" : "from", cmd); |
| 240 |
> |
} |
| 241 |
> |
if (*mode == 'w') { |
| 242 |
> |
fd = rt_proc.w = dup(fileno(stdout)); |
| 243 |
> |
rt_proc.flags |= PF_FILT_OUT; |
| 244 |
> |
} else if (*mode == 'r') { |
| 245 |
> |
fd = rt_proc.r = dup(fileno(stdin)); |
| 246 |
> |
rt_proc.flags |= PF_FILT_INP; |
| 247 |
> |
} |
| 248 |
> |
if (fd < 0 || open_process(&rt_proc, av) <= 0) { |
| 249 |
> |
perror(av[0]); |
| 250 |
> |
return(NULL); |
| 251 |
> |
} |
| 252 |
> |
return(fdopen(fd, mode)); |
| 253 |
> |
} |
| 254 |
> |
|
| 255 |
> |
/* Close command pipe (returns -1 on error to match pclose) */ |
| 256 |
> |
static int |
| 257 |
> |
pclose_al(FILE *fp) |
| 258 |
> |
{ |
| 259 |
> |
int prob = (fclose(fp) == EOF); |
| 260 |
> |
|
| 261 |
> |
if (rt_proc.pid <= 0) |
| 262 |
> |
return(-1); |
| 263 |
> |
|
| 264 |
> |
prob |= (close_process(&rt_proc) != 0); |
| 265 |
> |
|
| 266 |
> |
return(-prob); |
| 267 |
> |
} |
| 268 |
> |
|
| 269 |
|
/* Execute system command in our stead (Unix version) */ |
| 270 |
|
static int |
| 271 |
|
my_exec(char *av[]) |
| 276 |
|
fprintf(stderr, "%s: cannot locate %s\n", progname, av[0]); |
| 277 |
|
return(1); |
| 278 |
|
} |
| 279 |
< |
if (verbose > 0) { |
| 279 |
> |
if (verbose & VERBO) { |
| 280 |
|
char cmd[4096]; |
| 281 |
|
if (!convert_commandline(cmd, sizeof(cmd), av)) |
| 282 |
|
strcpy(cmd, "COMMAND TOO LONG TO SHOW"); |
| 286 |
|
perror(compath); |
| 287 |
|
return(1); |
| 288 |
|
} |
| 289 |
+ |
|
| 290 |
|
#endif |
| 291 |
|
|
| 292 |
|
/* Get normalized direction vector from string specification */ |
| 501 |
|
calfn = kquarterfn; kquarterfn = NULL; |
| 502 |
|
binf = "kqbin"; |
| 503 |
|
nbins = "Nkqbins"; |
| 504 |
+ |
} else if (!strcasecmp(curparams.hemis, "cie")) { |
| 505 |
+ |
calfn = ciefn; ciefn = NULL; |
| 506 |
+ |
sprintf(sbuf, "rNx=%g,rNy=%g,rNz=%g,Ux=%g,Uy=%g,Uz=%g,RHS=%c1", |
| 507 |
+ |
curparams.nrm[0], curparams.nrm[1], curparams.nrm[2], |
| 508 |
+ |
curparams.vup[0], curparams.vup[1], curparams.vup[2], |
| 509 |
+ |
curparams.sign); |
| 510 |
+ |
binv = "cbin"; |
| 511 |
+ |
nbins = "Ncbins"; |
| 512 |
|
} else { |
| 513 |
|
fprintf(stderr, "%s: unrecognized hemisphere sampling: h=%s\n", |
| 514 |
|
progname, curparams.hemis); |
| 518 |
|
sprintf(sbuf, "RHS=%c1", curparams.sign); |
| 519 |
|
params = savqstr(sbuf); |
| 520 |
|
} |
| 521 |
< |
if (!uniform & (curparams.slist->styp == ST_SOURCE)) { |
| 521 |
> |
if (!uniform) { |
| 522 |
|
SURF *sp; |
| 523 |
|
for (sp = curparams.slist; sp != NULL; sp = sp->next) |
| 524 |
< |
if (fabs(sp->area - PI) > 1e-3) { |
| 524 |
> |
if (sp->styp == ST_SOURCE && fabs(sp->area - PI) > 1e-3) { |
| 525 |
|
fprintf(stderr, "%s: source '%s' must be 180-degrees\n", |
| 526 |
|
progname, sp->sname); |
| 527 |
|
exit(1); |
| 730 |
|
/* compute projected areas */ |
| 731 |
|
for (i = 0, sp = p->slist; sp != NULL; i++, sp = sp->next) { |
| 732 |
|
projsa[i] = -DOT(sp->snrm, rdir) * sp->area; |
| 733 |
< |
tarea += projsa[i] *= (double)(projsa[i] > FTINY); |
| 733 |
> |
tarea += projsa[i] *= (double)(projsa[i] > 0); |
| 734 |
|
} |
| 735 |
< |
if (tarea <= FTINY) { /* wrong side of sender? */ |
| 735 |
> |
if (tarea < FTINY*FTINY) { /* wrong side of sender? */ |
| 736 |
|
fputs(progname, stderr); |
| 737 |
|
fputs(": internal - sample behind all sender elements!\n", |
| 738 |
|
stderr); |
| 750 |
|
{ |
| 751 |
|
int n = sampcnt; |
| 752 |
|
double samp3[3]; |
| 753 |
< |
double duvw[3]; |
| 681 |
< |
FVECT orig_dir[2]; |
| 753 |
> |
FVECT duvw, orig_dir[2]; |
| 754 |
|
int i; |
| 755 |
|
|
| 756 |
|
if (fp == NULL) /* just requesting number of bins? */ |
| 758 |
|
|
| 759 |
|
while (n--) { /* stratified hemisphere sampling */ |
| 760 |
|
SDmultiSamp(samp3, 3, (n+frandom())/sampcnt); |
| 761 |
< |
SDsquare2disk(duvw, samp3[1], samp3[2]); |
| 761 |
> |
square2disk(duvw, samp3[1], samp3[2]); |
| 762 |
|
duvw[2] = -sqrt(1. - duvw[0]*duvw[0] - duvw[1]*duvw[1]); |
| 763 |
|
for (i = 3; i--; ) |
| 764 |
|
orig_dir[1][i] = duvw[0]*p->udir[i] + |
| 778 |
|
{ |
| 779 |
|
int n = sampcnt; |
| 780 |
|
double samp3[3]; |
| 781 |
< |
double duvw[3]; |
| 710 |
< |
FVECT orig_dir[2]; |
| 781 |
> |
FVECT duvw, orig_dir[2]; |
| 782 |
|
int i; |
| 783 |
|
|
| 784 |
|
if (fp == NULL) /* just requesting number of bins? */ |
| 786 |
|
|
| 787 |
|
while (n--) { /* stratified sampling */ |
| 788 |
|
SDmultiSamp(samp3, 3, (n+frandom())/sampcnt); |
| 789 |
< |
SDsquare2disk(duvw, (b/p->hsiz + samp3[1])/curparams.hsiz, |
| 789 |
> |
square2disk(duvw, (b/p->hsiz + samp3[1])/curparams.hsiz, |
| 790 |
|
(b%p->hsiz + samp3[2])/curparams.hsiz); |
| 791 |
|
duvw[2] = sqrt(1. - duvw[0]*duvw[0] - duvw[1]*duvw[1]); |
| 792 |
|
for (i = 3; i--; ) |
| 831 |
|
} |
| 832 |
|
while (n--) { /* stratified sampling */ |
| 833 |
|
SDmultiSamp(samp3, 3, (n+frandom())/sampcnt); |
| 834 |
+ |
if (row >= RowMax-1) /* avoid crowding at zenith */ |
| 835 |
+ |
samp3[1] *= samp3[1]; |
| 836 |
|
alt = (row+samp3[1])*RAH; |
| 837 |
|
azi = (2.*PI)*(col+samp3[2]-.5)/rnaz(row); |
| 838 |
|
duvw[2] = cos(alt); /* measured from horizon */ |
| 839 |
|
duvw[0] = tsin(azi)*duvw[2]; |
| 840 |
< |
duvw[1] = tcos(azi)*duvw[2]; |
| 840 |
> |
duvw[1] = -tcos(azi)*duvw[2]; |
| 841 |
|
duvw[2] = sqrt(1. - duvw[2]*duvw[2]); |
| 842 |
|
for (i = 3; i--; ) |
| 843 |
|
orig_dir[1][i] = -duvw[0]*p->udir[i] - |
| 912 |
|
return(-1); |
| 913 |
|
} |
| 914 |
|
/* misplaced output file spec. */ |
| 915 |
< |
if ((curparams.outfn != NULL) & (verbose >= 0)) |
| 915 |
> |
if ((curparams.outfn != NULL) & !(verbose & NOWARN)) |
| 916 |
|
fprintf(stderr, "%s: warning - ignoring output file in sender ('%s')\n", |
| 917 |
|
progname, curparams.outfn); |
| 918 |
|
/* check/set basis hemisphere */ |
| 1005 |
|
VCOPY(e1, e2); |
| 1006 |
|
} |
| 1007 |
|
p->area = normalize(p->snrm)*0.5; |
| 1008 |
< |
return(p->area > FTINY); |
| 1008 |
> |
return(p->area > FTINY*FTINY); |
| 1009 |
|
} |
| 1010 |
|
|
| 1011 |
|
/* Add a surface to our current parameters */ |
| 1068 |
|
snew->area *= PI*snew->area; |
| 1069 |
|
break; |
| 1070 |
|
} |
| 1071 |
< |
if ((snew->area <= FTINY) & (verbose >= 0)) { |
| 1071 |
> |
if ((snew->area <= FTINY*FTINY) & !(verbose & NOWARN)) { |
| 1072 |
|
fprintf(stderr, "%s: warning - zero area for surface '%s'\n", |
| 1073 |
|
progname, oname); |
| 1074 |
|
free(snew); |
| 1105 |
|
} |
| 1106 |
|
/* is it a new receiver? */ |
| 1107 |
|
if ((st = surf_type(otype)) != ST_NONE) { |
| 1035 |
– |
if (curparams.slist != NULL && (st == ST_SOURCE) ^ |
| 1036 |
– |
(curparams.slist->styp == ST_SOURCE)) { |
| 1037 |
– |
fputs(progname, stderr); |
| 1038 |
– |
fputs(": cannot mix source/non-source receivers!\n", stderr); |
| 1039 |
– |
return(-1); |
| 1040 |
– |
} |
| 1108 |
|
if (strcmp(thismod, curmod)) { |
| 1109 |
|
if (curmod[0]) { /* output last receiver? */ |
| 1110 |
|
finish_receiver(); |
| 1240 |
|
FILE *rcfp; |
| 1241 |
|
int nsbins; |
| 1242 |
|
int a, i; |
| 1243 |
+ |
/* set global progname */ |
| 1244 |
+ |
fixargv0(argv[0]); |
| 1245 |
|
/* screen rcontrib options */ |
| 1177 |
– |
progname = argv[0]; |
| 1246 |
|
for (a = 1; a < argc-2; a++) { |
| 1247 |
|
int na; |
| 1248 |
|
/* check for argument expansion */ |
| 1258 |
|
na = 1; |
| 1259 |
|
switch (argv[a][1]) { /* !! Keep consistent !! */ |
| 1260 |
|
case 'v': /* verbose mode */ |
| 1261 |
< |
verbose = 1; |
| 1261 |
> |
verbose ^= VERBO; |
| 1262 |
|
na = 0; |
| 1263 |
|
continue; |
| 1264 |
|
case 'f': /* special case for -fo, -ff, etc. */ |
| 1288 |
|
yrs = argv[++a]; |
| 1289 |
|
na = 0; |
| 1290 |
|
continue; |
| 1291 |
< |
case 'c': /* number of samples */ |
| 1292 |
< |
sampcnt = atoi(argv[++a]); |
| 1293 |
< |
if (sampcnt <= 0) |
| 1294 |
< |
goto userr; |
| 1295 |
< |
na = 0; /* we re-add this later */ |
| 1296 |
< |
continue; |
| 1291 |
> |
case 'c': /* spectral sampling or count */ |
| 1292 |
> |
switch (argv[a][2]) { |
| 1293 |
> |
case 's': |
| 1294 |
> |
na = 2; |
| 1295 |
> |
break; |
| 1296 |
> |
case 'w': |
| 1297 |
> |
na = 3; |
| 1298 |
> |
break; |
| 1299 |
> |
case '\0': |
| 1300 |
> |
sampcnt = atoi(argv[++a]); |
| 1301 |
> |
if (sampcnt <= 0) |
| 1302 |
> |
goto userr; |
| 1303 |
> |
na = 0; /* we re-add this later */ |
| 1304 |
> |
continue; |
| 1305 |
> |
} |
| 1306 |
> |
break; |
| 1307 |
|
case 'I': /* only for pass-through mode */ |
| 1308 |
|
case 'i': |
| 1309 |
|
iropt = argv[a]; |
| 1310 |
|
na = 0; |
| 1311 |
|
continue; |
| 1312 |
|
case 'w': /* options without arguments */ |
| 1313 |
< |
if (argv[a][2] != '+') verbose = -1; |
| 1313 |
> |
if (!argv[a][2]) |
| 1314 |
> |
verbose ^= NOWARN; |
| 1315 |
> |
else if (strchr("+1tTyY", argv[a][2]) != NULL) |
| 1316 |
> |
verbose &= ~NOWARN; |
| 1317 |
> |
else |
| 1318 |
> |
verbose |= NOWARN; |
| 1319 |
> |
break; |
| 1320 |
|
case 'V': |
| 1321 |
|
case 'u': |
| 1322 |
|
case 'h': |
| 1325 |
|
case 'n': /* options with 1 argument */ |
| 1326 |
|
case 's': |
| 1327 |
|
case 'o': |
| 1328 |
+ |
case 't': |
| 1329 |
|
na = 2; |
| 1330 |
|
break; |
| 1331 |
|
case 'b': /* special case */ |
| 1435 |
|
#ifdef getc_unlocked |
| 1436 |
|
flockfile(rcfp); |
| 1437 |
|
#endif |
| 1438 |
< |
if (verbose > 0) { |
| 1438 |
> |
if (verbose & VERBO) { |
| 1439 |
|
fprintf(stderr, "%s: sampling %d directions", progname, nsbins); |
| 1440 |
|
if (curparams.nsurfs > 1) |
| 1441 |
|
fprintf(stderr, " (%d elements)\n", curparams.nsurfs); |
| 1445 |
|
for (i = 0; i < nsbins; i++) /* send rcontrib ray samples */ |
| 1446 |
|
if (!(*curparams.sample_basis)(&curparams, i, rcfp)) |
| 1447 |
|
return(1); |
| 1448 |
< |
return(pclose(rcfp) < 0); /* all finished! */ |
| 1448 |
> |
return(pclose_al(rcfp) < 0); /* all finished! */ |
| 1449 |
|
userr: |
| 1450 |
|
if (a < argc-2) |
| 1451 |
|
fprintf(stderr, "%s: unsupported option '%s'", progname, argv[a]); |