11 |
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#include <stdlib.h> |
12 |
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#include "rtio.h" |
13 |
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#include "rtmath.h" |
14 |
< |
#include "paths.h" |
14 |
> |
#include "rtprocess.h" |
15 |
|
#include "bsdf.h" |
16 |
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#include "bsdf_m.h" |
17 |
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#include "random.h" |
41 |
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char *kfullfn = "klems_full.cal"; |
42 |
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char *khalffn = "klems_half.cal"; |
43 |
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char *kquarterfn = "klems_quarter.cal"; |
44 |
+ |
char *ciefn = "cieskyscan.cal"; |
45 |
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|
46 |
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/* string indicating parameters */ |
47 |
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const char PARAMSTART[] = "@rfluxmtx"; |
143 |
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return(NULL); |
144 |
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if (verbose < 0) { /* turn off warnings */ |
145 |
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strcpy(cp, "-w "); |
146 |
< |
cp += 4; |
146 |
> |
cp += 3; |
147 |
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} |
148 |
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while (ac-- > 0) { /* copy each argument */ |
149 |
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int len = strlen(*av); |
179 |
|
exit(1); |
180 |
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} |
181 |
|
|
182 |
+ |
#if defined(_WIN32) || defined(_WIN64) |
183 |
+ |
|
184 |
|
/* Open a pipe to/from a command given as an argument list */ |
185 |
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static FILE * |
186 |
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popen_arglist(char *av[], char *mode) |
198 |
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return(popen(cmd, mode)); |
199 |
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} |
200 |
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|
201 |
< |
#if defined(_WIN32) || defined(_WIN64) |
201 |
> |
#define pclose_al pclose |
202 |
> |
|
203 |
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/* Execute system command (Windows version) */ |
204 |
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static int |
205 |
|
my_exec(char *av[]) |
215 |
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fprintf(stderr, "%s: running: %s\n", progname, cmd); |
216 |
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return(system(cmd)); |
217 |
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} |
218 |
< |
#else |
218 |
> |
|
219 |
> |
#else /* UNIX */ |
220 |
> |
|
221 |
> |
static SUBPROC rt_proc = SP_INACTIVE; /* we only support one of these */ |
222 |
> |
|
223 |
> |
/* Open a pipe to a command using an argument list */ |
224 |
> |
static FILE * |
225 |
> |
popen_arglist(char *av[], char *mode) |
226 |
> |
{ |
227 |
> |
int fd; |
228 |
> |
|
229 |
> |
if (rt_proc.pid > 0) { |
230 |
> |
fprintf(stderr, "%s: only one i/o pipe at a time!\n", progname); |
231 |
> |
return(NULL); |
232 |
> |
} |
233 |
> |
if (verbose > 0) { |
234 |
> |
char cmd[4096]; |
235 |
> |
if (!convert_commandline(cmd, sizeof(cmd), av)) |
236 |
> |
strcpy(cmd, "COMMAND TOO LONG TO SHOW"); |
237 |
> |
fprintf(stderr, "%s: opening pipe %s: %s\n", |
238 |
> |
progname, (*mode=='w') ? "to" : "from", cmd); |
239 |
> |
} |
240 |
> |
if (*mode == 'w') { |
241 |
> |
fd = rt_proc.w = dup(fileno(stdout)); |
242 |
> |
rt_proc.flags |= PF_FILT_OUT; |
243 |
> |
} else if (*mode == 'r') { |
244 |
> |
fd = rt_proc.r = dup(fileno(stdin)); |
245 |
> |
rt_proc.flags |= PF_FILT_INP; |
246 |
> |
} |
247 |
> |
if (fd < 0 || open_process(&rt_proc, av) <= 0) { |
248 |
> |
perror(av[0]); |
249 |
> |
return(NULL); |
250 |
> |
} |
251 |
> |
return(fdopen(fd, mode)); |
252 |
> |
} |
253 |
> |
|
254 |
> |
/* Close command pipe (returns -1 on error to match pclose) */ |
255 |
> |
static int |
256 |
> |
pclose_al(FILE *fp) |
257 |
> |
{ |
258 |
> |
int prob = (fclose(fp) == EOF); |
259 |
> |
|
260 |
> |
if (rt_proc.pid <= 0) |
261 |
> |
return(-1); |
262 |
> |
|
263 |
> |
prob |= (close_process(&rt_proc) != 0); |
264 |
> |
|
265 |
> |
return(-prob); |
266 |
> |
} |
267 |
> |
|
268 |
|
/* Execute system command in our stead (Unix version) */ |
269 |
|
static int |
270 |
|
my_exec(char *av[]) |
285 |
|
perror(compath); |
286 |
|
return(1); |
287 |
|
} |
288 |
+ |
|
289 |
|
#endif |
290 |
|
|
291 |
|
/* Get normalized direction vector from string specification */ |
500 |
|
calfn = kquarterfn; kquarterfn = NULL; |
501 |
|
binf = "kqbin"; |
502 |
|
nbins = "Nkqbins"; |
503 |
+ |
} else if (!strcasecmp(curparams.hemis, "cie")) { |
504 |
+ |
calfn = ciefn; ciefn = NULL; |
505 |
+ |
sprintf(sbuf, "rNx=%g,rNy=%g,rNz=%g,Ux=%g,Uy=%g,Uz=%g,RHS=%c1", |
506 |
+ |
curparams.nrm[0], curparams.nrm[1], curparams.nrm[2], |
507 |
+ |
curparams.vup[0], curparams.vup[1], curparams.vup[2], |
508 |
+ |
curparams.sign); |
509 |
+ |
binv = "cbin"; |
510 |
+ |
nbins = "Ncbins"; |
511 |
|
} else { |
512 |
|
fprintf(stderr, "%s: unrecognized hemisphere sampling: h=%s\n", |
513 |
|
progname, curparams.hemis); |
729 |
|
/* compute projected areas */ |
730 |
|
for (i = 0, sp = p->slist; sp != NULL; i++, sp = sp->next) { |
731 |
|
projsa[i] = -DOT(sp->snrm, rdir) * sp->area; |
732 |
< |
tarea += projsa[i] *= (double)(projsa[i] > FTINY); |
732 |
> |
tarea += projsa[i] *= (double)(projsa[i] > 0); |
733 |
|
} |
734 |
< |
if (tarea < 0) { /* wrong side of sender? */ |
734 |
> |
if (tarea < FTINY*FTINY) { /* wrong side of sender? */ |
735 |
|
fputs(progname, stderr); |
736 |
|
fputs(": internal - sample behind all sender elements!\n", |
737 |
|
stderr); |
749 |
|
{ |
750 |
|
int n = sampcnt; |
751 |
|
double samp3[3]; |
752 |
< |
double duvw[3]; |
691 |
< |
FVECT orig_dir[2]; |
752 |
> |
FVECT duvw, orig_dir[2]; |
753 |
|
int i; |
754 |
|
|
755 |
|
if (fp == NULL) /* just requesting number of bins? */ |
757 |
|
|
758 |
|
while (n--) { /* stratified hemisphere sampling */ |
759 |
|
SDmultiSamp(samp3, 3, (n+frandom())/sampcnt); |
760 |
< |
SDsquare2disk(duvw, samp3[1], samp3[2]); |
760 |
> |
square2disk(duvw, samp3[1], samp3[2]); |
761 |
|
duvw[2] = -sqrt(1. - duvw[0]*duvw[0] - duvw[1]*duvw[1]); |
762 |
|
for (i = 3; i--; ) |
763 |
|
orig_dir[1][i] = duvw[0]*p->udir[i] + |
777 |
|
{ |
778 |
|
int n = sampcnt; |
779 |
|
double samp3[3]; |
780 |
< |
double duvw[3]; |
720 |
< |
FVECT orig_dir[2]; |
780 |
> |
FVECT duvw, orig_dir[2]; |
781 |
|
int i; |
782 |
|
|
783 |
|
if (fp == NULL) /* just requesting number of bins? */ |
785 |
|
|
786 |
|
while (n--) { /* stratified sampling */ |
787 |
|
SDmultiSamp(samp3, 3, (n+frandom())/sampcnt); |
788 |
< |
SDsquare2disk(duvw, (b/p->hsiz + samp3[1])/curparams.hsiz, |
788 |
> |
square2disk(duvw, (b/p->hsiz + samp3[1])/curparams.hsiz, |
789 |
|
(b%p->hsiz + samp3[2])/curparams.hsiz); |
790 |
|
duvw[2] = sqrt(1. - duvw[0]*duvw[0] - duvw[1]*duvw[1]); |
791 |
|
for (i = 3; i--; ) |
1004 |
|
VCOPY(e1, e2); |
1005 |
|
} |
1006 |
|
p->area = normalize(p->snrm)*0.5; |
1007 |
< |
return(p->area > FTINY); |
1007 |
> |
return(p->area > FTINY*FTINY); |
1008 |
|
} |
1009 |
|
|
1010 |
|
/* Add a surface to our current parameters */ |
1067 |
|
snew->area *= PI*snew->area; |
1068 |
|
break; |
1069 |
|
} |
1070 |
< |
if ((snew->area <= FTINY) & (verbose >= 0)) { |
1070 |
> |
if ((snew->area <= FTINY*FTINY) & (verbose >= 0)) { |
1071 |
|
fprintf(stderr, "%s: warning - zero area for surface '%s'\n", |
1072 |
|
progname, oname); |
1073 |
|
free(snew); |
1292 |
|
yrs = argv[++a]; |
1293 |
|
na = 0; |
1294 |
|
continue; |
1295 |
< |
case 'c': /* number of samples */ |
1296 |
< |
sampcnt = atoi(argv[++a]); |
1297 |
< |
if (sampcnt <= 0) |
1298 |
< |
goto userr; |
1299 |
< |
na = 0; /* we re-add this later */ |
1295 |
> |
case 'c': /* spectral sampling or count */ |
1296 |
> |
switch (argv[a][2]) { |
1297 |
> |
case 's': |
1298 |
> |
na = 2; |
1299 |
> |
break; |
1300 |
> |
case 'w': |
1301 |
> |
na = 3; |
1302 |
> |
break; |
1303 |
> |
case '\0': |
1304 |
> |
sampcnt = atoi(argv[++a]); |
1305 |
> |
if (sampcnt <= 0) |
1306 |
> |
goto userr; |
1307 |
> |
na = 0; /* we re-add this later */ |
1308 |
> |
break; |
1309 |
> |
} |
1310 |
|
continue; |
1311 |
|
case 'I': /* only for pass-through mode */ |
1312 |
|
case 'i': |
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 */ |
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]); |