1 |
/* Copyright (c) 1993 Regents of the University of California */ |
2 |
|
3 |
#ifndef lint |
4 |
static char SCCSid[] = "$SunId$ LBL"; |
5 |
#endif |
6 |
|
7 |
/* |
8 |
* Executive program for oconv, rpict and pfilt |
9 |
*/ |
10 |
|
11 |
#include "standard.h" |
12 |
#include "paths.h" |
13 |
#include <ctype.h> |
14 |
|
15 |
|
16 |
typedef struct { |
17 |
char *name; /* variable name */ |
18 |
short nick; /* # characters required for nickname */ |
19 |
short nass; /* # assignments made */ |
20 |
char *value; /* assigned value(s) */ |
21 |
int (*fixval)(); /* assignment checking function */ |
22 |
} VARIABLE; |
23 |
|
24 |
int onevalue(), catvalues(); |
25 |
|
26 |
/* variables */ |
27 |
#define OBJECT 0 /* object files */ |
28 |
#define SCENE 1 /* scene files */ |
29 |
#define MATERIAL 2 /* material files */ |
30 |
#define RENDER 3 /* rendering options */ |
31 |
#define OCONV 4 /* oconv options */ |
32 |
#define PFILT 5 /* pfilt options */ |
33 |
#define VIEW 6 /* view(s) for picture(s) */ |
34 |
#define ZONE 7 /* simulation zone */ |
35 |
#define QUALITY 8 /* desired rendering quality */ |
36 |
#define OCTREE 9 /* octree file name */ |
37 |
#define PICTURE 10 /* picture file name */ |
38 |
#define AMBFILE 11 /* ambient file name */ |
39 |
#define OPTFILE 12 /* rendering options file */ |
40 |
#define EXPOSURE 13 /* picture exposure setting */ |
41 |
#define RESOLUTION 14 /* maximum picture resolution */ |
42 |
#define UP 15 /* view up (X, Y or Z) */ |
43 |
#define INDIRECT 16 /* indirection in lighting */ |
44 |
#define DETAIL 17 /* level of scene detail */ |
45 |
#define PENUMBRAS 18 /* shadow penumbras are desired */ |
46 |
#define VARIABILITY 19 /* level of light variability */ |
47 |
#define REPORT 20 /* report frequency and errfile */ |
48 |
/* total number of variables */ |
49 |
#define NVARS 21 |
50 |
|
51 |
VARIABLE vv[NVARS] = { /* variable-value pairs */ |
52 |
{"objects", 3, 0, NULL, catvalues}, |
53 |
{"scene", 3, 0, NULL, catvalues}, |
54 |
{"materials", 3, 0, NULL, catvalues}, |
55 |
{"render", 3, 0, NULL, catvalues}, |
56 |
{"oconv", 3, 0, NULL, catvalues}, |
57 |
{"pfilt", 2, 0, NULL, catvalues}, |
58 |
{"view", 2, 0, NULL, NULL}, |
59 |
{"ZONE", 2, 0, NULL, onevalue}, |
60 |
{"QUALITY", 3, 0, NULL, onevalue}, |
61 |
{"OCTREE", 3, 0, NULL, onevalue}, |
62 |
{"PICTURE", 3, 0, NULL, onevalue}, |
63 |
{"AMBFILE", 3, 0, NULL, onevalue}, |
64 |
{"OPTFILE", 3, 0, NULL, onevalue}, |
65 |
{"EXPOSURE", 3, 0, NULL, onevalue}, |
66 |
{"RESOLUTION", 3, 0, NULL, onevalue}, |
67 |
{"UP", 2, 0, NULL, onevalue}, |
68 |
{"INDIRECT", 3, 0, NULL, onevalue}, |
69 |
{"DETAIL", 3, 0, NULL, onevalue}, |
70 |
{"PENUMBRAS", 3, 0, NULL, onevalue}, |
71 |
{"VARIABILITY", 3, 0, NULL, onevalue}, |
72 |
{"REPORT", 3, 0, NULL, onevalue}, |
73 |
}; |
74 |
|
75 |
VARIABLE *matchvar(); |
76 |
char *nvalue(); |
77 |
int vscale(); |
78 |
|
79 |
#define UPPER(c) ((c)&~0x20) /* ASCII trick */ |
80 |
|
81 |
#define vnam(vc) (vv[vc].name) |
82 |
#define vdef(vc) (vv[vc].nass) |
83 |
#define vval(vc) (vv[vc].value) |
84 |
#define vint(vc) atoi(vval(vc)) |
85 |
#define vlet(vc) UPPER(vval(vc)[0]) |
86 |
#define vbool(vc) (vlet(vc)=='T') |
87 |
|
88 |
#define HIGH 2 |
89 |
#define MEDIUM 1 |
90 |
#define LOW 0 |
91 |
|
92 |
int lowqopts(), medqopts(), hiqopts(); |
93 |
int (*setqopts[3])() = {lowqopts, medqopts, hiqopts}; |
94 |
|
95 |
#define renderopts (*setqopts[vscale(QUALITY)]) |
96 |
|
97 |
/* overture calculation file */ |
98 |
#ifdef NIX |
99 |
char overfile[] = "overture.raw"; |
100 |
#else |
101 |
char overfile[] = "/dev/null"; |
102 |
#endif |
103 |
|
104 |
extern long fdate(), time(); |
105 |
|
106 |
long scenedate; /* date of latest scene or object file */ |
107 |
long octreedate; /* date of octree */ |
108 |
|
109 |
int explicate = 0; /* explicate variables */ |
110 |
int silent = 0; /* do work silently */ |
111 |
int noaction = 0; /* don't do anything */ |
112 |
char *rvdevice = NULL; /* rview output device */ |
113 |
char *viewselect = NULL; /* specific view only */ |
114 |
|
115 |
int overture = 0; /* overture calculation needed */ |
116 |
|
117 |
char *progname; /* global argv[0] */ |
118 |
|
119 |
char radname[MAXPATH]; /* root Radiance file name */ |
120 |
|
121 |
|
122 |
main(argc, argv) |
123 |
int argc; |
124 |
char *argv[]; |
125 |
{ |
126 |
char ropts[512]; |
127 |
int i; |
128 |
|
129 |
progname = argv[0]; |
130 |
/* get options */ |
131 |
for (i = 1; i < argc && argv[i][0] == '-'; i++) |
132 |
switch (argv[i][1]) { |
133 |
case 's': |
134 |
silent++; |
135 |
break; |
136 |
case 'n': |
137 |
noaction++; |
138 |
break; |
139 |
case 'e': |
140 |
explicate++; |
141 |
break; |
142 |
case 'o': |
143 |
rvdevice = argv[++i]; |
144 |
break; |
145 |
case 'v': |
146 |
viewselect = argv[++i]; |
147 |
break; |
148 |
default: |
149 |
goto userr; |
150 |
} |
151 |
if (i >= argc) |
152 |
goto userr; |
153 |
/* assign Radiance root file name */ |
154 |
rootname(radname, argv[i]); |
155 |
/* load variable values */ |
156 |
load(argv[i]); |
157 |
/* get any additional assignments */ |
158 |
for (i++; i < argc; i++) |
159 |
setvariable(argv[i]); |
160 |
/* check assignments */ |
161 |
checkvalues(); |
162 |
/* check files and dates */ |
163 |
checkfiles(); |
164 |
/* set default values as necessary */ |
165 |
setdefaults(); |
166 |
/* print all values if requested */ |
167 |
if (explicate) |
168 |
printvals(); |
169 |
/* run simulation */ |
170 |
oconv(); |
171 |
renderopts(ropts); |
172 |
xferopts(ropts); |
173 |
if (rvdevice != NULL) |
174 |
rview(ropts); |
175 |
else |
176 |
rpict(ropts); |
177 |
exit(0); |
178 |
userr: |
179 |
fprintf(stderr, |
180 |
"Usage: %s [-s][-n][-e][-v view][-o dev] rfile [VAR=value ..]\n", |
181 |
progname); |
182 |
exit(1); |
183 |
} |
184 |
|
185 |
|
186 |
rootname(rn, fn) /* remove tail from end of fn */ |
187 |
register char *rn, *fn; |
188 |
{ |
189 |
char *tp, *dp; |
190 |
|
191 |
for (tp = NULL, dp = rn; *rn = *fn++; rn++) |
192 |
if (ISDIRSEP(*rn)) |
193 |
dp = rn; |
194 |
else if (*rn == '.') |
195 |
tp = rn; |
196 |
if (tp != NULL && tp > dp) |
197 |
*tp = '\0'; |
198 |
} |
199 |
|
200 |
|
201 |
load(rfname) /* load Radiance simulation file */ |
202 |
char *rfname; |
203 |
{ |
204 |
FILE *fp; |
205 |
char buf[512]; |
206 |
register char *cp; |
207 |
|
208 |
if (rfname == NULL) |
209 |
fp = stdin; |
210 |
else if ((fp = fopen(rfname, "r")) == NULL) |
211 |
syserr(rfname); |
212 |
while (fgetline(buf, sizeof(buf), fp) != NULL) { |
213 |
for (cp = buf; *cp; cp++) { |
214 |
switch (*cp) { |
215 |
case '\\': |
216 |
case '\n': |
217 |
*cp = ' '; |
218 |
continue; |
219 |
case '#': |
220 |
*cp = '\0'; |
221 |
break; |
222 |
default: |
223 |
continue; |
224 |
} |
225 |
break; |
226 |
} |
227 |
setvariable(buf); |
228 |
} |
229 |
fclose(fp); |
230 |
} |
231 |
|
232 |
|
233 |
setvariable(ass) /* assign variable according to string */ |
234 |
register char *ass; |
235 |
{ |
236 |
char varname[32]; |
237 |
register char *cp; |
238 |
register VARIABLE *vp; |
239 |
register int i; |
240 |
int n; |
241 |
|
242 |
while (isspace(*ass)) /* skip leading space */ |
243 |
ass++; |
244 |
cp = varname; /* extract name */ |
245 |
while (cp < varname+sizeof(varname)-1 |
246 |
&& *ass && !isspace(*ass) && *ass != '=') |
247 |
*cp++ = *ass++; |
248 |
*cp = '\0'; |
249 |
if (!varname[0]) |
250 |
return; /* no variable name! */ |
251 |
/* trim value */ |
252 |
while (isspace(*ass) || *ass == '=') |
253 |
ass++; |
254 |
cp = ass + strlen(ass); |
255 |
do |
256 |
*cp-- = '\0'; |
257 |
while (cp >= ass && isspace(*cp)); |
258 |
n = cp - ass + 1; |
259 |
if (!n) { |
260 |
fprintf(stderr, "%s: warning - missing value for variable '%s'\n", |
261 |
progname, varname); |
262 |
return; |
263 |
} |
264 |
/* match variable from list */ |
265 |
vp = matchvar(varname); |
266 |
if (vp == NULL) { |
267 |
fprintf(stderr, "%s: unknown variable '%s'\n", |
268 |
progname, varname); |
269 |
exit(1); |
270 |
} |
271 |
/* assign new value */ |
272 |
if (i = vp->nass) { |
273 |
cp = vp->value; |
274 |
while (i--) |
275 |
while (*cp++) |
276 |
; |
277 |
i = cp - vp->value; |
278 |
vp->value = realloc(vp->value, i+n+1); |
279 |
} else |
280 |
vp->value = malloc(n+1); |
281 |
if (vp->value == NULL) |
282 |
syserr(progname); |
283 |
strcpy(vp->value+i, ass); |
284 |
vp->nass++; |
285 |
} |
286 |
|
287 |
|
288 |
VARIABLE * |
289 |
matchvar(nam) /* match a variable by its name */ |
290 |
char *nam; |
291 |
{ |
292 |
int n = strlen(nam); |
293 |
register int i; |
294 |
|
295 |
for (i = 0; i < NVARS; i++) |
296 |
if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n)) |
297 |
return(vv+i); |
298 |
return(NULL); |
299 |
} |
300 |
|
301 |
|
302 |
char * |
303 |
nvalue(vp, n) /* return nth variable value */ |
304 |
VARIABLE *vp; |
305 |
register int n; |
306 |
{ |
307 |
register char *cp; |
308 |
|
309 |
if (vp == NULL || n < 0 || n >= vp->nass) |
310 |
return(NULL); |
311 |
cp = vp->value; |
312 |
while (n--) |
313 |
while (*cp++) |
314 |
; |
315 |
return(cp); |
316 |
} |
317 |
|
318 |
|
319 |
int |
320 |
vscale(vc) /* return scale for variable vc */ |
321 |
int vc; |
322 |
{ |
323 |
switch(vlet(vc)) { |
324 |
case 'H': |
325 |
return(HIGH); |
326 |
case 'M': |
327 |
return(MEDIUM); |
328 |
case 'L': |
329 |
return(LOW); |
330 |
} |
331 |
badvalue(vc); |
332 |
} |
333 |
|
334 |
|
335 |
checkvalues() /* check assignments */ |
336 |
{ |
337 |
register int i; |
338 |
|
339 |
for (i = 0; i < NVARS; i++) |
340 |
if (vv[i].fixval != NULL) |
341 |
(*vv[i].fixval)(vv+i); |
342 |
} |
343 |
|
344 |
|
345 |
onevalue(vp) /* only one assignment for this variable */ |
346 |
register VARIABLE *vp; |
347 |
{ |
348 |
if (vp->nass < 2) |
349 |
return; |
350 |
fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n", |
351 |
progname, vp->name); |
352 |
do |
353 |
vp->value += strlen(vp->value)+1; |
354 |
while (--vp->nass > 1); |
355 |
} |
356 |
|
357 |
|
358 |
catvalues(vp) /* concatenate variable values */ |
359 |
register VARIABLE *vp; |
360 |
{ |
361 |
register char *cp; |
362 |
|
363 |
if (vp->nass < 2) |
364 |
return; |
365 |
for (cp = vp->value; vp->nass > 1; vp->nass--) { |
366 |
while (*cp) |
367 |
cp++; |
368 |
*cp++ = ' '; |
369 |
} |
370 |
} |
371 |
|
372 |
|
373 |
long |
374 |
checklast(fnames) /* check files and find most recent */ |
375 |
register char *fnames; |
376 |
{ |
377 |
char thisfile[MAXPATH]; |
378 |
long thisdate, lastdate = -1; |
379 |
register char *cp; |
380 |
|
381 |
while (*fnames) { |
382 |
while (isspace(*fnames)) fnames++; |
383 |
cp = thisfile; |
384 |
while (*fnames && !isspace(*fnames)) |
385 |
*cp++ = *fnames++; |
386 |
*cp = '\0'; |
387 |
if ((thisdate = fdate(thisfile)) < 0) |
388 |
syserr(thisfile); |
389 |
if (thisdate > lastdate) |
390 |
lastdate = thisdate; |
391 |
} |
392 |
return(lastdate); |
393 |
} |
394 |
|
395 |
|
396 |
checkfiles() /* check for existence and modified times */ |
397 |
{ |
398 |
char *cp; |
399 |
long objdate; |
400 |
|
401 |
if (!vdef(OCTREE)) { |
402 |
if ((cp = bmalloc(strlen(radname)+5)) == NULL) |
403 |
syserr(progname); |
404 |
sprintf(cp, "%s.oct", radname); |
405 |
vval(OCTREE) = cp; |
406 |
vdef(OCTREE)++; |
407 |
} |
408 |
octreedate = fdate(vval(OCTREE)); |
409 |
scenedate = -1; |
410 |
if (vdef(SCENE)) { |
411 |
scenedate = checklast(vval(SCENE)); |
412 |
if (vdef(OBJECT)) { |
413 |
objdate = checklast(vval(OBJECT)); |
414 |
if (objdate > scenedate) |
415 |
scenedate = objdate; |
416 |
} |
417 |
} |
418 |
if (octreedate < 0 & scenedate < 0) { |
419 |
fprintf(stderr, "%s: need '%s' or '%s'\n", progname, |
420 |
vnam(OCTREE), vnam(SCENE)); |
421 |
exit(1); |
422 |
} |
423 |
} |
424 |
|
425 |
|
426 |
getoctcube(org, sizp) /* get octree bounding cube */ |
427 |
double org[3], *sizp; |
428 |
{ |
429 |
extern FILE *popen(); |
430 |
static double oorg[3], osiz = 0.; |
431 |
char buf[MAXPATH+16]; |
432 |
FILE *fp; |
433 |
|
434 |
if (osiz <= FTINY) { |
435 |
oconv(); /* does nothing if done already */ |
436 |
sprintf(buf, "getinfo -d < %s", vval(OCTREE)); |
437 |
if ((fp = popen(buf, "r")) == NULL) |
438 |
syserr("getinfo"); |
439 |
if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1], |
440 |
&oorg[2], &osiz) != 4) { |
441 |
fprintf(stderr, |
442 |
"%s: error reading bounding cube from getinfo\n", |
443 |
progname); |
444 |
exit(1); |
445 |
} |
446 |
pclose(fp); |
447 |
} |
448 |
org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz; |
449 |
} |
450 |
|
451 |
|
452 |
setdefaults() /* set default values for unassigned var's */ |
453 |
{ |
454 |
double org[3], size; |
455 |
char buf[128]; |
456 |
|
457 |
if (!vdef(ZONE)) { |
458 |
getoctcube(org, &size); |
459 |
sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size, |
460 |
org[1], org[1]+size, org[2], org[2]+size); |
461 |
vval(ZONE) = savqstr(buf); |
462 |
vdef(ZONE)++; |
463 |
} |
464 |
if (!vdef(INDIRECT)) { |
465 |
vval(INDIRECT) = "0"; |
466 |
vdef(INDIRECT)++; |
467 |
} |
468 |
if (!vdef(QUALITY)) { |
469 |
vval(QUALITY) = "L"; |
470 |
vdef(QUALITY)++; |
471 |
} |
472 |
if (!vdef(RESOLUTION)) { |
473 |
vval(RESOLUTION) = "512"; |
474 |
vdef(RESOLUTION)++; |
475 |
} |
476 |
if (!vdef(PICTURE)) { |
477 |
vval(PICTURE) = radname; |
478 |
vdef(PICTURE)++; |
479 |
} |
480 |
if (!vdef(VIEW)) { |
481 |
vval(VIEW) = "X"; |
482 |
vdef(VIEW)++; |
483 |
} |
484 |
if (!vdef(DETAIL)) { |
485 |
vval(DETAIL) = "M"; |
486 |
vdef(DETAIL)++; |
487 |
} |
488 |
if (!vdef(PENUMBRAS)) { |
489 |
vval(PENUMBRAS) = "F"; |
490 |
vdef(PENUMBRAS)++; |
491 |
} |
492 |
if (!vdef(VARIABILITY)) { |
493 |
vval(VARIABILITY) = "L"; |
494 |
vdef(VARIABILITY)++; |
495 |
} |
496 |
} |
497 |
|
498 |
|
499 |
printvals() /* print variable values */ |
500 |
{ |
501 |
register int i, j; |
502 |
|
503 |
for (i = 0; i < NVARS; i++) |
504 |
for (j = 0; j < vdef(i); j++) |
505 |
printf("%s= %s\n", vnam(i), nvalue(vv+i, j)); |
506 |
fflush(stdout); |
507 |
} |
508 |
|
509 |
|
510 |
oconv() /* run oconv if necessary */ |
511 |
{ |
512 |
char combuf[512], ocopts[64]; |
513 |
|
514 |
if (octreedate >= scenedate) /* check dates */ |
515 |
return; |
516 |
/* build command */ |
517 |
oconvopts(ocopts); |
518 |
if (vdef(MATERIAL)) |
519 |
sprintf(combuf, "oconv%s %s %s > %s", ocopts, |
520 |
vval(MATERIAL), vval(SCENE), vval(OCTREE)); |
521 |
else |
522 |
sprintf(combuf, "oconv%s %s > %s", ocopts, |
523 |
vval(SCENE), vval(OCTREE)); |
524 |
|
525 |
if (runcom(combuf)) { /* run it */ |
526 |
fprintf(stderr, "%s: error generating octree\n\t%s removed\n", |
527 |
progname, vval(OCTREE)); |
528 |
unlink(vval(OCTREE)); |
529 |
exit(1); |
530 |
} |
531 |
octreedate = time(0); |
532 |
} |
533 |
|
534 |
|
535 |
char * |
536 |
addarg(op, arg) /* add argument and advance pointer */ |
537 |
register char *op, *arg; |
538 |
{ |
539 |
*op = ' '; |
540 |
while (*++op = *arg++) |
541 |
; |
542 |
return(op); |
543 |
} |
544 |
|
545 |
|
546 |
oconvopts(oo) /* get oconv options */ |
547 |
register char *oo; |
548 |
{ |
549 |
/* BEWARE: This may be called via setdefaults(), so no assumptions */ |
550 |
|
551 |
*oo = '\0'; |
552 |
if (vdef(OCONV)) |
553 |
addarg(oo, vval(OCONV)); |
554 |
} |
555 |
|
556 |
|
557 |
double |
558 |
ambval() /* compute ambient value */ |
559 |
{ |
560 |
if (vdef(EXPOSURE)) { |
561 |
if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-') |
562 |
return(.5/pow(2.,atof(vval(EXPOSURE)))); |
563 |
if (isdigit(vval(EXPOSURE)[0]) || vval(EXPOSURE)[0] == '.') |
564 |
return(.5/atof(vval(EXPOSURE))); |
565 |
badvalue(EXPOSURE); |
566 |
} |
567 |
if (vlet(ZONE) == 'E') |
568 |
return(10.); |
569 |
if (vlet(ZONE) == 'I') |
570 |
return(.01); |
571 |
badvalue(ZONE); |
572 |
} |
573 |
|
574 |
|
575 |
lowqopts(op) /* low quality rendering options */ |
576 |
register char *op; |
577 |
{ |
578 |
double d, org[3], siz[3]; |
579 |
|
580 |
*op = '\0'; |
581 |
if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0], |
582 |
&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6) |
583 |
badvalue(ZONE); |
584 |
siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2]; |
585 |
getoctcube(org, &d); |
586 |
d *= 3./(siz[0]+siz[1]+siz[2]); |
587 |
switch (vscale(DETAIL)) { |
588 |
case LOW: |
589 |
op = addarg(op, "-ps 16 -dp 16"); |
590 |
sprintf(op, " -ar %d", (int)(4*d)); |
591 |
op += strlen(op); |
592 |
break; |
593 |
case MEDIUM: |
594 |
op = addarg(op, "-ps 8 -dp 32"); |
595 |
sprintf(op, " -ar %d", (int)(8*d)); |
596 |
op += strlen(op); |
597 |
break; |
598 |
case HIGH: |
599 |
op = addarg(op, "-ps 4 -dp 64"); |
600 |
sprintf(op, " -ar %d", (int)(16*d)); |
601 |
op += strlen(op); |
602 |
break; |
603 |
} |
604 |
op = addarg(op, "-pt .16"); |
605 |
if (vbool(PENUMBRAS)) |
606 |
op = addarg(op, "-ds .4"); |
607 |
else |
608 |
op = addarg(op, "-ds 0"); |
609 |
op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .7"); |
610 |
if (vdef(AMBFILE)) { |
611 |
sprintf(op, " -af %s", vval(AMBFILE)); |
612 |
op += strlen(op); |
613 |
} else |
614 |
overture = 0; |
615 |
switch (vscale(VARIABILITY)) { |
616 |
case LOW: |
617 |
op = addarg(op, "-aa .4 -ad 32"); |
618 |
break; |
619 |
case MEDIUM: |
620 |
op = addarg(op, "-aa .3 -ad 64"); |
621 |
break; |
622 |
case HIGH: |
623 |
op = addarg(op, "-aa .25 -ad 128"); |
624 |
break; |
625 |
} |
626 |
op = addarg(op, "-as 0"); |
627 |
d = ambval(); |
628 |
sprintf(op, " -av %.2g %.2g %.2g", d, d, d); |
629 |
op += strlen(op); |
630 |
op = addarg(op, "-lr 3 -lw .02"); |
631 |
if (vdef(RENDER)) |
632 |
op = addarg(op, vval(RENDER)); |
633 |
} |
634 |
|
635 |
|
636 |
medqopts(op) /* medium quality rendering options */ |
637 |
register char *op; |
638 |
{ |
639 |
double d, org[3], siz[3]; |
640 |
|
641 |
*op = '\0'; |
642 |
if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0], |
643 |
&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6) |
644 |
badvalue(ZONE); |
645 |
siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2]; |
646 |
getoctcube(org, &d); |
647 |
d *= 3./(siz[0]+siz[1]+siz[2]); |
648 |
switch (vscale(DETAIL)) { |
649 |
case LOW: |
650 |
op = addarg(op, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8"); |
651 |
op = addarg(op, "-dp 64"); |
652 |
sprintf(op, " -ar %d", (int)(8*d)); |
653 |
op += strlen(op); |
654 |
break; |
655 |
case MEDIUM: |
656 |
op = addarg(op, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6"); |
657 |
op = addarg(op, "-dp 128"); |
658 |
sprintf(op, " -ar %d", (int)(16*d)); |
659 |
op += strlen(op); |
660 |
break; |
661 |
case HIGH: |
662 |
op = addarg(op, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4"); |
663 |
op = addarg(op, "-dp 256"); |
664 |
sprintf(op, " -ar %d", (int)(32*d)); |
665 |
op += strlen(op); |
666 |
break; |
667 |
} |
668 |
op = addarg(op, "-pt .08"); |
669 |
if (vbool(PENUMBRAS)) |
670 |
op = addarg(op, "-ds .2 -dj .35"); |
671 |
else |
672 |
op = addarg(op, "-ds .3"); |
673 |
op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .15"); |
674 |
if (overture = vint(INDIRECT)) { |
675 |
sprintf(op, " -ab %d", overture); |
676 |
op += strlen(op); |
677 |
} |
678 |
if (vdef(AMBFILE)) { |
679 |
sprintf(op, " -af %s", vval(AMBFILE)); |
680 |
op += strlen(op); |
681 |
} else |
682 |
overture = 0; |
683 |
switch (vscale(VARIABILITY)) { |
684 |
case LOW: |
685 |
op = addarg(op, "-aa .25 -ad 128 -as 0"); |
686 |
break; |
687 |
case MEDIUM: |
688 |
op = addarg(op, "-aa .2 -ad 300 -as 64"); |
689 |
break; |
690 |
case HIGH: |
691 |
op = addarg(op, "-aa .15 -ad 500 -as 128"); |
692 |
break; |
693 |
} |
694 |
d = ambval(); |
695 |
sprintf(op, " -av %.2g %.2g %.2g", d, d, d); |
696 |
op += strlen(op); |
697 |
op = addarg(op, "-lr 6 -lw .002"); |
698 |
if (vdef(RENDER)) |
699 |
op = addarg(op, vval(RENDER)); |
700 |
} |
701 |
|
702 |
|
703 |
hiqopts(op) /* high quality rendering options */ |
704 |
register char *op; |
705 |
{ |
706 |
double d, org[3], siz[3]; |
707 |
|
708 |
*op = '\0'; |
709 |
if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0], |
710 |
&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6) |
711 |
badvalue(ZONE); |
712 |
siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2]; |
713 |
getoctcube(org, &d); |
714 |
d *= 3./(siz[0]+siz[1]+siz[2]); |
715 |
switch (vscale(DETAIL)) { |
716 |
case LOW: |
717 |
op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8"); |
718 |
op = addarg(op, "-dp 256"); |
719 |
sprintf(op, " -ar %d", (int)(16*d)); |
720 |
op += strlen(op); |
721 |
break; |
722 |
case MEDIUM: |
723 |
op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5"); |
724 |
op = addarg(op, "-dp 512"); |
725 |
sprintf(op, " -ar %d", (int)(32*d)); |
726 |
op += strlen(op); |
727 |
break; |
728 |
case HIGH: |
729 |
op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3"); |
730 |
op = addarg(op, "-dp 1024"); |
731 |
sprintf(op, " -ar %d", (int)(64*d)); |
732 |
op += strlen(op); |
733 |
break; |
734 |
} |
735 |
op = addarg(op, "-pt .04"); |
736 |
if (vbool(PENUMBRAS)) |
737 |
op = addarg(op, "-ds .1 -dj .7"); |
738 |
else |
739 |
op = addarg(op, "-ds .2"); |
740 |
op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .03"); |
741 |
sprintf(op, " -ab %d", overture=vint(INDIRECT)+1); |
742 |
op += strlen(op); |
743 |
if (vdef(AMBFILE)) { |
744 |
sprintf(op, " -af %s", vval(AMBFILE)); |
745 |
op += strlen(op); |
746 |
} else |
747 |
overture = 0; |
748 |
switch (vscale(VARIABILITY)) { |
749 |
case LOW: |
750 |
op = addarg(op, "-aa .15 -ad 200 -as 0"); |
751 |
break; |
752 |
case MEDIUM: |
753 |
op = addarg(op, "-aa .125 -ad 512 -as 128"); |
754 |
break; |
755 |
case HIGH: |
756 |
op = addarg(op, "-aa .08 -ad 850 -as 256"); |
757 |
break; |
758 |
} |
759 |
d = ambval(); |
760 |
sprintf(op, " -av %.2g %.2g %.2g", d, d, d); |
761 |
op += strlen(op); |
762 |
op = addarg(op, "-lr 12 -lw .0005"); |
763 |
if (vdef(RENDER)) |
764 |
op = addarg(op, vval(RENDER)); |
765 |
} |
766 |
|
767 |
|
768 |
xferopts(ro) /* transfer options if indicated */ |
769 |
char *ro; |
770 |
{ |
771 |
int fd, n; |
772 |
|
773 |
n = strlen(ro); |
774 |
if (n < 2) |
775 |
return; |
776 |
if (vdef(OPTFILE)) { |
777 |
if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1) |
778 |
syserr(vval(OPTFILE)); |
779 |
if (write(fd, ro+1, n-1) != n-1) |
780 |
syserr(vval(OPTFILE)); |
781 |
write(fd, "\n", 1); |
782 |
close(fd); |
783 |
sprintf(ro, " \"^%s\"", vval(OPTFILE)); |
784 |
} |
785 |
#ifdef MSDOS |
786 |
else if (n > 50) { |
787 |
register char *evp = bmalloc(n+6); |
788 |
if (evp == NULL) |
789 |
syserr(progname); |
790 |
strcpy(evp, "ROPT="); |
791 |
strcat(evp, ro); |
792 |
if (putenv(evp) != 0) { |
793 |
fprintf(stderr, "%s: out of environment space\n", |
794 |
progname); |
795 |
exit(1); |
796 |
} |
797 |
strcpy(ro, " $ROPT"); |
798 |
} |
799 |
#endif |
800 |
} |
801 |
|
802 |
|
803 |
pfiltopts(po) /* get pfilt options */ |
804 |
register char *po; |
805 |
{ |
806 |
*po = '\0'; |
807 |
if (vdef(EXPOSURE)) { |
808 |
po = addarg(po, "-1 -e"); |
809 |
po = addarg(po, vval(EXPOSURE)); |
810 |
} |
811 |
if (vscale(QUALITY) == HIGH) |
812 |
po = addarg(po, "-r .65"); |
813 |
if (vdef(PFILT)) |
814 |
po = addarg(po, vval(PFILT)); |
815 |
} |
816 |
|
817 |
|
818 |
matchword(s1, s2) /* match white-delimited words */ |
819 |
register char *s1, *s2; |
820 |
{ |
821 |
while (isspace(*s1)) s1++; |
822 |
while (isspace(*s2)) s2++; |
823 |
while (*s1 && !isspace(*s1)) |
824 |
if (*s1++ != *s2++) |
825 |
return(0); |
826 |
return(!*s2 || isspace(*s2)); |
827 |
} |
828 |
|
829 |
|
830 |
char * |
831 |
specview(vs) /* get proper view spec from vs */ |
832 |
register char *vs; |
833 |
{ |
834 |
static char vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0", |
835 |
"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"}; |
836 |
static char viewopts[128]; |
837 |
register char *cp; |
838 |
int xpos, ypos, zpos, viewtype, upax; |
839 |
register int i; |
840 |
double cent[3], dim[3], mult, d; |
841 |
|
842 |
if (vs == NULL || *vs == '-') |
843 |
return(vs); |
844 |
upax = 0; /* get the up vector */ |
845 |
if (vdef(UP)) { |
846 |
if (vval(UP)[0] == '-' || vval(UP)[0] == '+') |
847 |
upax = 1-'X'+UPPER(vval(UP)[1]); |
848 |
else |
849 |
upax = 1-'X'+vlet(UP); |
850 |
if (upax < 1 | upax > 3) |
851 |
badvalue(UP); |
852 |
if (vval(UP)[0] == '-') |
853 |
upax = -upax; |
854 |
} |
855 |
/* check standard view names */ |
856 |
xpos = ypos = zpos = 0; |
857 |
if (*vs == 'X') { |
858 |
xpos = 1; vs++; |
859 |
} else if (*vs == 'x') { |
860 |
xpos = -1; vs++; |
861 |
} |
862 |
if (*vs == 'Y') { |
863 |
ypos = 1; vs++; |
864 |
} else if (*vs == 'y') { |
865 |
ypos = -1; vs++; |
866 |
} |
867 |
if (*vs == 'Z') { |
868 |
zpos = 1; vs++; |
869 |
} else if (*vs == 'z') { |
870 |
zpos = -1; vs++; |
871 |
} |
872 |
viewtype = 'v'; |
873 |
if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h') |
874 |
viewtype = *vs++; |
875 |
cp = viewopts; |
876 |
if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) { /* got one! */ |
877 |
*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype; |
878 |
if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", |
879 |
¢[0], &dim[0], ¢[1], &dim[1], |
880 |
¢[2], &dim[2]) != 6) |
881 |
badvalue(ZONE); |
882 |
for (i = 0; i < 3; i++) { |
883 |
dim[i] -= cent[i]; |
884 |
cent[i] += .5*dim[i]; |
885 |
} |
886 |
mult = vlet(ZONE)=='E' ? 2. : .45 ; |
887 |
sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g", |
888 |
cent[0]+xpos*mult*dim[0], |
889 |
cent[1]+ypos*mult*dim[1], |
890 |
cent[2]+zpos*mult*dim[2], |
891 |
-xpos*dim[0], -ypos*dim[1], -zpos*dim[2]); |
892 |
cp += strlen(cp); |
893 |
/* redirect up axis if necessary */ |
894 |
switch (upax) { |
895 |
case 3: /* plus or minus Z axis */ |
896 |
case -3: |
897 |
case 0: |
898 |
if (!(xpos|ypos)) |
899 |
upax = 2; |
900 |
break; |
901 |
case 2: /* plus or minus Y axis */ |
902 |
case -2: |
903 |
if (!(xpos|zpos)) |
904 |
upax = 1; |
905 |
break; |
906 |
case 1: /* plus or minus X axis */ |
907 |
case -1: |
908 |
if (!(ypos|zpos)) |
909 |
upax = 3; |
910 |
break; |
911 |
} |
912 |
cp = addarg(cp, vup[upax+3]); |
913 |
switch (viewtype) { |
914 |
case 'v': |
915 |
cp = addarg(cp, "-vh 45 -vv 45"); |
916 |
break; |
917 |
case 'l': |
918 |
d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]); |
919 |
sprintf(cp, " -vh %.2g -vv %.2g", d, d); |
920 |
cp += strlen(cp); |
921 |
break; |
922 |
case 'a': |
923 |
case 'h': |
924 |
cp = addarg(cp, "-vh 180 -vv 180"); |
925 |
break; |
926 |
} |
927 |
} else { |
928 |
while (!isspace(*vs)) /* else skip id */ |
929 |
if (!*vs++) |
930 |
return(NULL); |
931 |
if (upax) { /* specify up vector */ |
932 |
strcpy(cp, vup[upax+3]); |
933 |
cp += strlen(cp); |
934 |
} |
935 |
} |
936 |
/* append any additional options */ |
937 |
strcpy(cp, vs); |
938 |
return(viewopts); |
939 |
} |
940 |
|
941 |
|
942 |
char * |
943 |
getview(n, vn) /* get view n, or NULL if none */ |
944 |
int n; |
945 |
char *vn; |
946 |
{ |
947 |
register char *mv; |
948 |
|
949 |
if (viewselect != NULL) { |
950 |
if (n) /* only do one */ |
951 |
return(NULL); |
952 |
if (viewselect[0] == '-') { /* already specified */ |
953 |
if (vn != NULL) *vn = '\0'; |
954 |
return(viewselect); |
955 |
} |
956 |
if (vn != NULL) { |
957 |
for (mv = viewselect; *mv && !isspace(*mv); |
958 |
*vn++ = *mv++) |
959 |
; |
960 |
*vn = '\0'; |
961 |
} |
962 |
/* check list */ |
963 |
while ((mv = nvalue(vv+VIEW, n++)) != NULL) |
964 |
if (matchword(viewselect, mv)) |
965 |
return(specview(mv)); |
966 |
return(specview(viewselect)); /* standard view? */ |
967 |
} |
968 |
if (vn != NULL && (mv = nvalue(vv+VIEW, n)) != NULL) { |
969 |
if (*mv != '-') |
970 |
while (*mv && !isspace(*mv)) |
971 |
*vn++ = *mv++; |
972 |
*vn = '\0'; |
973 |
} |
974 |
return(specview(nvalue(vv+VIEW, n))); /* use view n */ |
975 |
} |
976 |
|
977 |
|
978 |
rview(opts) /* run rview with first view */ |
979 |
char *opts; |
980 |
{ |
981 |
char combuf[512]; |
982 |
/* build command */ |
983 |
sprintf(combuf, "rview %s%s ", getview(0, NULL), opts); |
984 |
if (rvdevice != NULL) |
985 |
sprintf(combuf+strlen(combuf), "-o %s ", rvdevice); |
986 |
strcat(combuf, vval(OCTREE)); |
987 |
if (runcom(combuf)) { /* run it */ |
988 |
fprintf(stderr, "%s: error running rview\n", progname); |
989 |
exit(1); |
990 |
} |
991 |
} |
992 |
|
993 |
|
994 |
rpict(opts) /* run rpict and pfilt for each view */ |
995 |
char *opts; |
996 |
{ |
997 |
char combuf[1024]; |
998 |
char rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH+16], res[32]; |
999 |
char pfopts[128]; |
1000 |
char vs[32], *vw; |
1001 |
int vn, mult; |
1002 |
/* get pfilt options */ |
1003 |
pfiltopts(pfopts); |
1004 |
/* get resolution, reporting */ |
1005 |
mult = vscale(QUALITY)+1; |
1006 |
{ |
1007 |
int xres, yres; |
1008 |
double aspect; |
1009 |
int n; |
1010 |
n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect); |
1011 |
if (n == 3) |
1012 |
sprintf(res, "-x %d -y %d -pa %.3f", |
1013 |
mult*xres, mult*yres, aspect); |
1014 |
else if (n) { |
1015 |
if (n == 1) yres = xres; |
1016 |
sprintf(res, "-x %d -y %d", mult*xres, mult*yres); |
1017 |
} else |
1018 |
badvalue(RESOLUTION); |
1019 |
} |
1020 |
rep[0] = '\0'; |
1021 |
if (vdef(REPORT)) { |
1022 |
double minutes; |
1023 |
int n; |
1024 |
n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile); |
1025 |
if (n == 2) |
1026 |
sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile); |
1027 |
else if (n == 1) |
1028 |
sprintf(rep, " -t %d", (int)(minutes*60)); |
1029 |
else |
1030 |
badvalue(REPORT); |
1031 |
} |
1032 |
/* check date on ambient file */ |
1033 |
if (vdef(AMBFILE)) { |
1034 |
long afdate = fdate(vval(AMBFILE)); |
1035 |
if (afdate >= 0 & octreedate > afdate) |
1036 |
rmfile(vval(AMBFILE)); |
1037 |
} |
1038 |
/* do each view */ |
1039 |
vn = 0; |
1040 |
while ((vw = getview(vn++, vs)) != NULL) { |
1041 |
if (!vs[0]) |
1042 |
sprintf(vs, "%d", vn); |
1043 |
sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs); |
1044 |
/* check date on picture */ |
1045 |
if (fdate(picfile) > octreedate) |
1046 |
continue; |
1047 |
/* build rpict command */ |
1048 |
sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs); |
1049 |
if (fdate(rawfile) > octreedate) /* recover */ |
1050 |
sprintf(combuf, "rpict%s%s -ro %s %s", |
1051 |
rep, opts, rawfile, vval(OCTREE)); |
1052 |
else { |
1053 |
if (overture) { /* run overture calculation */ |
1054 |
sprintf(combuf, |
1055 |
"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s", |
1056 |
rep, vw, opts, |
1057 |
vval(OCTREE), overfile); |
1058 |
if (runcom(combuf)) { |
1059 |
fprintf(stderr, |
1060 |
"%s: error in overture for view %s\n", |
1061 |
progname, vs); |
1062 |
exit(1); |
1063 |
} |
1064 |
#ifdef NIX |
1065 |
rmfile(overfile); |
1066 |
#endif |
1067 |
} |
1068 |
sprintf(combuf, "rpict%s %s %s%s %s > %s", |
1069 |
rep, vw, res, opts, |
1070 |
vval(OCTREE), rawfile); |
1071 |
} |
1072 |
if (runcom(combuf)) { /* run rpict */ |
1073 |
fprintf(stderr, "%s: error rendering view %s\n", |
1074 |
progname, vs); |
1075 |
exit(1); |
1076 |
} |
1077 |
/* build pfilt command */ |
1078 |
if (mult > 1) |
1079 |
sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s", |
1080 |
pfopts, mult, mult, rawfile, picfile); |
1081 |
else |
1082 |
sprintf(combuf, "pfilt%s %s > %s", pfopts, |
1083 |
rawfile, picfile); |
1084 |
if (runcom(combuf)) { /* run pfilt */ |
1085 |
fprintf(stderr, |
1086 |
"%s: error filtering view %s\n\t%s removed\n", |
1087 |
progname, vs, picfile); |
1088 |
unlink(picfile); |
1089 |
exit(1); |
1090 |
} |
1091 |
/* remove raw file */ |
1092 |
rmfile(rawfile); |
1093 |
} |
1094 |
} |
1095 |
|
1096 |
|
1097 |
runcom(cs) /* run command */ |
1098 |
char *cs; |
1099 |
{ |
1100 |
if (!silent) /* echo it */ |
1101 |
printf("\t%s\n", cs); |
1102 |
if (noaction) |
1103 |
return(0); |
1104 |
fflush(stdout); /* flush output and pass to shell */ |
1105 |
return(system(cs)); |
1106 |
} |
1107 |
|
1108 |
|
1109 |
rmfile(fn) /* remove a file */ |
1110 |
char *fn; |
1111 |
{ |
1112 |
if (!silent) |
1113 |
#ifdef MSDOS |
1114 |
printf("\tdel %s\n", fn); |
1115 |
#else |
1116 |
printf("\trm -f %s\n", fn); |
1117 |
#endif |
1118 |
if (noaction) |
1119 |
return(0); |
1120 |
return(unlink(fn)); |
1121 |
} |
1122 |
|
1123 |
|
1124 |
badvalue(vc) /* report bad variable value and exit */ |
1125 |
int vc; |
1126 |
{ |
1127 |
fprintf(stderr, "%s: bad value for variable '%s'\n", |
1128 |
progname, vnam(vc)); |
1129 |
exit(1); |
1130 |
} |
1131 |
|
1132 |
|
1133 |
syserr(s) /* report a system error and exit */ |
1134 |
char *s; |
1135 |
{ |
1136 |
perror(s); |
1137 |
exit(1); |
1138 |
} |