1 |
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/* Copyright (c) 1994 Regents of the University of California */ |
2 |
– |
|
1 |
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#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
2 |
> |
static const char RCSid[] = "$Id$"; |
3 |
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#endif |
6 |
– |
|
4 |
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/* |
5 |
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* Convert Radiance scene description to MGF |
6 |
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*/ |
7 |
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|
8 |
< |
#include <stdio.h> |
8 |
> |
#include <ctype.h> |
9 |
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#include <string.h> |
10 |
< |
#include "fvect.h" |
10 |
> |
#include <stdio.h> |
11 |
> |
|
12 |
> |
#include "platform.h" |
13 |
> |
#include "rtmath.h" |
14 |
> |
#include "rtio.h" |
15 |
> |
#include "rtprocess.h" |
16 |
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#include "object.h" |
17 |
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#include "color.h" |
18 |
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#include "lookup.h" |
19 |
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|
20 |
< |
int o_face(), o_cone(), o_sphere(), o_ring(), o_cylinder(); |
19 |
< |
int o_instance(), o_source(), o_illum(); |
20 |
< |
int o_plastic(), o_metal(), o_glass(), o_mirror(), o_trans(), o_light(); |
20 |
> |
#define C_1SIDEDTHICK 0.005 |
21 |
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|
22 |
– |
extern void free(); |
23 |
– |
extern char *malloc(); |
22 |
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|
23 |
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LUTAB rmats = LU_SINIT(free,NULL); /* defined material table */ |
24 |
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|
35 |
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* Stuff for tracking and reusing vertices: |
36 |
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*/ |
37 |
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|
38 |
< |
char VKFMT[] = "%+1.9e %+1.9e %+1.9e"; |
38 |
> |
char VKFMT[] = "%+16.9e %+16.9e %+16.9e"; |
39 |
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#define VKLEN 64 |
40 |
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|
41 |
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#define mkvkey(k,v) sprintf(k, VKFMT, (v)[0], (v)[1], (v)[2]) |
42 |
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|
43 |
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#define NVERTS 256 |
44 |
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|
45 |
< |
long clock; /* incremented at each vertex request */ |
45 |
> |
long vclock; /* incremented at each vertex request */ |
46 |
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|
47 |
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struct vert { |
48 |
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long lused; /* when last used (0 if unassigned) */ |
51 |
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|
52 |
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LUTAB vertab = LU_SINIT(free,NULL); /* our vertex lookup table */ |
53 |
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|
54 |
+ |
static void rad2mgf(char *inp); |
55 |
+ |
static void cvtprim(char *inp, char *mod, char *typ, char *id, FUNARGS *fa); |
56 |
+ |
static void newmat(char *id, char *alias); |
57 |
+ |
static void setmat(char *id); |
58 |
+ |
static void setobj(char *id); |
59 |
+ |
static void init(void); |
60 |
+ |
static void uninit(void); |
61 |
+ |
static void clrverts(void); |
62 |
+ |
static void add2dispatch(char *name, int (*func)()); |
63 |
+ |
static char *getvertid(char *vname, FVECT vp); |
64 |
+ |
static int o_unsupported(char *mod, char *typ, char *id, FUNARGS *fa); |
65 |
+ |
static int o_face(char *mod, char *typ, char *id, FUNARGS *fa); |
66 |
+ |
static int o_cone(char *mod, char *typ, char *id, FUNARGS *fa); |
67 |
+ |
static int o_sphere(char *mod, char *typ, char *id, FUNARGS *fa); |
68 |
+ |
static int o_cylinder(char *mod, char *typ, char *id, FUNARGS *fa); |
69 |
+ |
static int o_ring(char *mod, char *typ, char *id, FUNARGS *fa); |
70 |
+ |
static int o_instance(char *mod, char *typ, char *id, FUNARGS *fa); |
71 |
+ |
static int o_illum(char *mod, char *typ, char *id, FUNARGS *fa); |
72 |
+ |
static int o_plastic(char *mod, char *typ, char *id, FUNARGS *fa); |
73 |
+ |
static int o_metal(char *mod, char *typ, char *id, FUNARGS *fa); |
74 |
+ |
static int o_glass(char *mod, char *typ, char *id, FUNARGS *fa); |
75 |
+ |
static int o_dielectric(char *mod, char *typ, char *id, FUNARGS *fa); |
76 |
+ |
static int o_mirror(char *mod, char *typ, char *id, FUNARGS *fa); |
77 |
+ |
static int o_trans(char *mod, char *typ, char *id, FUNARGS *fa); |
78 |
+ |
static int o_light(char *mod, char *typ, char *id, FUNARGS *fa); |
79 |
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|
80 |
< |
main(argc, argv) |
81 |
< |
int argc; |
82 |
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char **argv; |
80 |
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|
81 |
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int |
82 |
> |
main( |
83 |
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int argc, |
84 |
> |
char **argv |
85 |
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) |
86 |
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{ |
87 |
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int i; |
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|
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goto unkopt; |
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} |
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break; |
109 |
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default: |
110 |
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goto unkopt; |
111 |
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} |
112 |
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init(); |
113 |
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if (i >= argc) |
123 |
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} |
124 |
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|
125 |
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126 |
< |
rad2mgf(inp) /* convert a Radiance file to MGF */ |
127 |
< |
char *inp; |
126 |
> |
void |
127 |
> |
rad2mgf( /* convert a Radiance file to MGF */ |
128 |
> |
char *inp |
129 |
> |
) |
130 |
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{ |
131 |
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#define mod buf |
132 |
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#define typ (buf+128) |
204 |
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} |
205 |
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|
206 |
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207 |
< |
cvtprim(inp, mod, typ, id, fa) /* process Radiance primitive */ |
208 |
< |
char *inp, *mod, *typ, *id; |
209 |
< |
FUNARGS *fa; |
207 |
> |
void |
208 |
> |
cvtprim( /* process Radiance primitive */ |
209 |
> |
char *inp, |
210 |
> |
char *mod, |
211 |
> |
char *typ, |
212 |
> |
char *id, |
213 |
> |
FUNARGS *fa |
214 |
> |
) |
215 |
|
{ |
216 |
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int (*df)(); |
217 |
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|
218 |
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df = (int (*)())lu_find(&rdispatch, typ)->data; |
219 |
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if (df != NULL) { /* convert */ |
220 |
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if ((*df)(mod, typ, id, fa) < 0) { |
221 |
< |
fprintf(stderr, "%s: bad %s \"%s\"\n", typ, id); |
221 |
> |
fprintf(stderr, "%s: bad %s \"%s\"\n", "rat2mgf", typ, id); |
222 |
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exit(1); |
223 |
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} |
224 |
< |
} else if (lu_find(&rmats, mod)->data != NULL) /* make alias */ |
225 |
< |
newmat(id, mod); |
224 |
> |
} else { /* unsupported */ |
225 |
> |
o_unsupported(mod, typ, id, fa); |
226 |
> |
if (lu_find(&rmats, mod)->data != NULL) /* make alias */ |
227 |
> |
newmat(id, mod); |
228 |
> |
} |
229 |
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} |
230 |
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|
231 |
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|
232 |
< |
newmat(id, alias) /* add a modifier to the alias list */ |
233 |
< |
char *id; |
234 |
< |
char *alias; |
232 |
> |
void |
233 |
> |
newmat( /* add a modifier to the alias list */ |
234 |
> |
char *id, |
235 |
> |
char *alias |
236 |
> |
) |
237 |
|
{ |
238 |
|
register LUENT *lp, *lpa; |
239 |
|
|
267 |
|
} |
268 |
|
|
269 |
|
|
270 |
< |
setmat(id) /* set material to this one */ |
271 |
< |
char *id; |
270 |
> |
void |
271 |
> |
setmat( /* set material to this one */ |
272 |
> |
char *id |
273 |
> |
) |
274 |
|
{ |
275 |
|
if (!strcmp(id, curmat)) /* already set? */ |
276 |
|
return; |
281 |
|
} |
282 |
|
|
283 |
|
|
284 |
< |
setobj(id) /* set object name to this one */ |
285 |
< |
char *id; |
284 |
> |
void |
285 |
> |
setobj( /* set object name to this one */ |
286 |
> |
char *id |
287 |
> |
) |
288 |
|
{ |
289 |
|
register char *cp, *cp2; |
290 |
|
char *end = NULL; |
296 |
|
if (end == NULL) |
297 |
|
end = cp; |
298 |
|
/* copy to current object */ |
299 |
< |
for (cp = id, cp2 = curobj; cp < end; *cp2++ = *cp++) |
299 |
> |
cp2 = curobj; |
300 |
> |
if (!isalpha(*id)) { /* start with letter */ |
301 |
> |
diff = *cp2 != 'O'; |
302 |
> |
*cp2++ = 'O'; |
303 |
> |
} |
304 |
> |
for (cp = id; cp < end; *cp2++ = *cp++) { |
305 |
> |
if ((*cp < '!') | (*cp > '~')) /* limit to visible chars */ |
306 |
> |
*cp = '?'; |
307 |
|
diff += *cp != *cp2; |
308 |
+ |
} |
309 |
|
if (!diff && !*cp2) |
310 |
|
return; |
311 |
|
*cp2 = '\0'; |
314 |
|
} |
315 |
|
|
316 |
|
|
317 |
< |
init() /* initialize dispatch table and output */ |
317 |
> |
void |
318 |
> |
init(void) /* initialize dispatch table and output */ |
319 |
|
{ |
320 |
|
lu_init(&vertab, NVERTS); |
321 |
|
lu_init(&rdispatch, 22); |
328 |
|
add2dispatch("tube", o_cylinder); |
329 |
|
add2dispatch("ring", o_ring); |
330 |
|
add2dispatch("instance", o_instance); |
331 |
+ |
add2dispatch("mesh", o_instance); |
332 |
|
add2dispatch("plastic", o_plastic); |
333 |
|
add2dispatch("plastic2", o_plastic); |
334 |
|
add2dispatch("metal", o_metal); |
335 |
|
add2dispatch("metal2", o_metal); |
336 |
|
add2dispatch("glass", o_glass); |
337 |
+ |
add2dispatch("dielectric", o_dielectric); |
338 |
|
add2dispatch("trans", o_trans); |
339 |
|
add2dispatch("trans2", o_trans); |
340 |
|
add2dispatch("mirror", o_mirror); |
342 |
|
add2dispatch("spotlight", o_light); |
343 |
|
add2dispatch("glow", o_light); |
344 |
|
add2dispatch("illum", o_illum); |
345 |
< |
puts("# The following was converted from Radiance scene input"); |
345 |
> |
puts("# The following was converted from RADIANCE scene input"); |
346 |
|
if (hasmult) |
347 |
|
printf("xf -s %.4e\n", unit_mult); |
348 |
|
printf("o %s\n", curobj); |
349 |
|
} |
350 |
|
|
351 |
|
|
352 |
< |
uninit() /* mark end of MGF file */ |
352 |
> |
void |
353 |
> |
uninit(void) /* mark end of MGF file */ |
354 |
|
{ |
355 |
|
puts("o"); |
356 |
|
if (hasmult) |
357 |
|
puts("xf"); |
358 |
< |
puts("# End of data converted from Radiance scene input"); |
358 |
> |
puts("# End of data converted from RADIANCE scene input"); |
359 |
|
lu_done(&rdispatch); |
360 |
|
lu_done(&rmats); |
361 |
|
lu_done(&vertab); |
362 |
|
} |
363 |
|
|
364 |
|
|
365 |
< |
add2dispatch(name, func) /* add function to dispatch table */ |
366 |
< |
char *name; |
311 |
< |
int (*func)(); |
365 |
> |
void |
366 |
> |
clrverts(void) /* clear vertex table */ |
367 |
|
{ |
368 |
+ |
register int i; |
369 |
+ |
|
370 |
+ |
lu_done(&vertab); |
371 |
+ |
for (i = 0; i < NVERTS; i++) |
372 |
+ |
vert[i].lused = 0; |
373 |
+ |
lu_init(&vertab, NVERTS); |
374 |
+ |
} |
375 |
+ |
|
376 |
+ |
|
377 |
+ |
void |
378 |
+ |
add2dispatch( /* add function to dispatch table */ |
379 |
+ |
char *name, |
380 |
+ |
int (*func)() |
381 |
+ |
) |
382 |
+ |
{ |
383 |
|
register LUENT *lp; |
384 |
|
|
385 |
|
lp = lu_find(&rdispatch, name); |
394 |
|
|
395 |
|
|
396 |
|
char * |
397 |
< |
getvertid(vname, vp) /* get/set vertex ID for this point */ |
398 |
< |
char *vname; |
399 |
< |
FVECT vp; |
397 |
> |
getvertid( /* get/set vertex ID for this point */ |
398 |
> |
char *vname, |
399 |
> |
FVECT vp |
400 |
> |
) |
401 |
|
{ |
402 |
< |
char vkey[VKLEN]; |
402 |
> |
static char vkey[VKLEN]; |
403 |
|
register LUENT *lp; |
404 |
|
register int i, vndx; |
405 |
|
|
406 |
< |
clock++; /* increment counter */ |
406 |
> |
vclock++; /* increment counter */ |
407 |
|
mkvkey(vkey, vp); |
408 |
|
if ((lp = lu_find(&vertab, vkey)) == NULL) |
409 |
|
goto memerr; |
429 |
|
lp->data = (char *)&vert[vndx]; /* set it */ |
430 |
|
} else |
431 |
|
vndx = (struct vert *)lp->data - vert; |
432 |
< |
vert[vndx].lused = clock; /* record this use */ |
432 |
> |
vert[vndx].lused = vclock; /* record this use */ |
433 |
|
sprintf(vname, "v%d", vndx); |
434 |
|
return(vname); |
435 |
|
memerr: |
439 |
|
|
440 |
|
|
441 |
|
int |
442 |
< |
o_face(mod, typ, id, fa) /* print out a polygon */ |
443 |
< |
char *mod, *typ, *id; |
444 |
< |
FUNARGS *fa; |
442 |
> |
o_unsupported( /* mark unsupported primitive */ |
443 |
> |
char *mod, |
444 |
> |
char *typ, |
445 |
> |
char *id, |
446 |
> |
FUNARGS *fa |
447 |
> |
) |
448 |
|
{ |
449 |
< |
char entbuf[512]; |
449 |
> |
register int i; |
450 |
> |
|
451 |
> |
fputs("\n# Unsupported RADIANCE primitive:\n", stdout); |
452 |
> |
printf("# %s %s %s", mod, typ, id); |
453 |
> |
printf("\n# %d", fa->nsargs); |
454 |
> |
for (i = 0; i < fa->nsargs; i++) |
455 |
> |
printf(" %s", fa->sarg[i]); |
456 |
> |
#ifdef IARGS |
457 |
> |
printf("\n# %d", fa->niargs); |
458 |
> |
for (i = 0; i < fa->niargs; i++) |
459 |
> |
printf(" %ld", fa->iarg[i]); |
460 |
> |
#else |
461 |
> |
fputs("\n# 0", stdout); |
462 |
> |
#endif |
463 |
> |
printf("\n# %d", fa->nfargs); |
464 |
> |
for (i = 0; i < fa->nfargs; i++) |
465 |
> |
printf(" %g", fa->farg[i]); |
466 |
> |
fputs("\n\n", stdout); |
467 |
> |
return(0); |
468 |
> |
} |
469 |
> |
|
470 |
> |
|
471 |
> |
int |
472 |
> |
o_face( /* print out a polygon */ |
473 |
> |
char *mod, |
474 |
> |
char *typ, |
475 |
> |
char *id, |
476 |
> |
FUNARGS *fa |
477 |
> |
) |
478 |
> |
{ |
479 |
> |
char entbuf[2048], *linestart; |
480 |
|
register char *cp; |
481 |
|
register int i; |
482 |
|
|
483 |
< |
if (fa->nfargs < 9 | fa->nfargs % 3) |
483 |
> |
if ((fa->nfargs < 9) | (fa->nfargs % 3)) |
484 |
|
return(-1); |
485 |
|
setmat(mod); |
486 |
|
setobj(id); |
487 |
< |
cp = entbuf; |
487 |
> |
cp = linestart = entbuf; |
488 |
|
*cp++ = 'f'; |
489 |
|
for (i = 0; i < fa->nfargs; i += 3) { |
490 |
|
*cp++ = ' '; |
491 |
+ |
if (cp - linestart > 72) { |
492 |
+ |
*cp++ = '\\'; *cp++ = '\n'; |
493 |
+ |
linestart = cp; |
494 |
+ |
*cp++ = ' '; *cp++ = ' '; |
495 |
+ |
} |
496 |
|
getvertid(cp, fa->farg + i); |
497 |
|
while (*cp) |
498 |
|
cp++; |
503 |
|
|
504 |
|
|
505 |
|
int |
506 |
< |
o_cone(mod, typ, id, fa) /* print out a cone */ |
507 |
< |
char *mod, *typ, *id; |
508 |
< |
register FUNARGS *fa; |
506 |
> |
o_cone( /* print out a cone */ |
507 |
> |
char *mod, |
508 |
> |
char *typ, |
509 |
> |
char *id, |
510 |
> |
register FUNARGS *fa |
511 |
> |
) |
512 |
|
{ |
513 |
|
char v1[6], v2[6]; |
514 |
|
|
529 |
|
|
530 |
|
|
531 |
|
int |
532 |
< |
o_sphere(mod, typ, id, fa) /* print out a sphere */ |
533 |
< |
char *mod, *typ, *id; |
534 |
< |
register FUNARGS *fa; |
532 |
> |
o_sphere( /* print out a sphere */ |
533 |
> |
char *mod, |
534 |
> |
char *typ, |
535 |
> |
char *id, |
536 |
> |
register FUNARGS *fa |
537 |
> |
) |
538 |
|
{ |
539 |
|
char cent[6]; |
540 |
|
|
549 |
|
|
550 |
|
|
551 |
|
int |
552 |
< |
o_cylinder(mod, typ, id, fa) /* print out a cylinder */ |
553 |
< |
char *mod, *typ, *id; |
554 |
< |
register FUNARGS *fa; |
552 |
> |
o_cylinder( /* print out a cylinder */ |
553 |
> |
char *mod, |
554 |
> |
char *typ, |
555 |
> |
char *id, |
556 |
> |
register FUNARGS *fa |
557 |
> |
) |
558 |
|
{ |
559 |
|
char v1[6], v2[6]; |
560 |
|
|
571 |
|
|
572 |
|
|
573 |
|
int |
574 |
< |
o_ring(mod, typ, id, fa) /* print out a ring */ |
575 |
< |
char *mod, *typ, *id; |
576 |
< |
register FUNARGS *fa; |
574 |
> |
o_ring( /* print out a ring */ |
575 |
> |
char *mod, |
576 |
> |
char *typ, |
577 |
> |
char *id, |
578 |
> |
register FUNARGS *fa |
579 |
> |
) |
580 |
|
{ |
581 |
|
if (fa->nfargs != 8) |
582 |
|
return(-1); |
597 |
|
|
598 |
|
|
599 |
|
int |
600 |
< |
o_instance(mod, typ, id, fa) /* convert an instance */ |
601 |
< |
char *mod, *typ, *id; |
602 |
< |
FUNARGS *fa; |
600 |
> |
o_instance( /* convert an instance (or mesh) */ |
601 |
> |
char *mod, |
602 |
> |
char *typ, |
603 |
> |
char *id, |
604 |
> |
FUNARGS *fa |
605 |
> |
) |
606 |
|
{ |
607 |
|
register int i; |
608 |
|
register char *cp; |
635 |
|
fputs(fa->sarg[i], stdout); |
636 |
|
} |
637 |
|
putchar('\n'); |
638 |
+ |
clrverts(); /* vertex id's no longer reliable */ |
639 |
|
return(0); |
640 |
|
} |
641 |
|
|
642 |
|
|
643 |
|
int |
644 |
< |
o_source(mod, typ, id, fa) /* convert a source */ |
645 |
< |
char *mod, *typ, *id; |
646 |
< |
FUNARGS *fa; |
644 |
> |
o_illum( /* convert an illum material */ |
645 |
> |
char *mod, |
646 |
> |
char *typ, |
647 |
> |
char *id, |
648 |
> |
FUNARGS *fa |
649 |
> |
) |
650 |
|
{ |
523 |
– |
return(0); /* there is no MGF equivalent! */ |
524 |
– |
} |
525 |
– |
|
526 |
– |
|
527 |
– |
int |
528 |
– |
o_illum(mod, typ, id, fa) /* convert an illum material */ |
529 |
– |
char *mod, *typ, *id; |
530 |
– |
FUNARGS *fa; |
531 |
– |
{ |
651 |
|
if (fa->nsargs == 1 && strcmp(fa->sarg[0], VOIDID)) { |
652 |
|
newmat(id, fa->sarg[0]); /* just create alias */ |
653 |
|
return(0); |
660 |
|
|
661 |
|
|
662 |
|
int |
663 |
< |
o_plastic(mod, typ, id, fa) /* convert a plastic material */ |
664 |
< |
char *mod, *typ, *id; |
665 |
< |
register FUNARGS *fa; |
663 |
> |
o_plastic( /* convert a plastic material */ |
664 |
> |
char *mod, |
665 |
> |
char *typ, |
666 |
> |
char *id, |
667 |
> |
register FUNARGS *fa |
668 |
> |
) |
669 |
|
{ |
670 |
|
COLOR cxyz, rrgb; |
671 |
|
double d; |
691 |
|
|
692 |
|
|
693 |
|
int |
694 |
< |
o_metal(mod, typ, id, fa) /* convert a metal material */ |
695 |
< |
char *mod, *typ, *id; |
696 |
< |
register FUNARGS *fa; |
694 |
> |
o_metal( /* convert a metal material */ |
695 |
> |
char *mod, |
696 |
> |
char *typ, |
697 |
> |
char *id, |
698 |
> |
register FUNARGS *fa |
699 |
> |
) |
700 |
|
{ |
701 |
|
COLOR cxyz, rrgb; |
702 |
|
double d; |
720 |
|
|
721 |
|
|
722 |
|
int |
723 |
< |
o_glass(mod, typ, id, fa) /* convert a glass material */ |
724 |
< |
char *mod, *typ, *id; |
725 |
< |
register FUNARGS *fa; |
723 |
> |
o_glass( /* convert a glass material */ |
724 |
> |
char *mod, |
725 |
> |
char *typ, |
726 |
> |
char *id, |
727 |
> |
register FUNARGS *fa |
728 |
> |
) |
729 |
|
{ |
730 |
|
COLOR cxyz, rrgb, trgb; |
731 |
|
double nrfr = 1.52, F, d; |
736 |
|
newmat(id, NULL); |
737 |
|
if (fa->nfargs == 4) |
738 |
|
nrfr = fa->farg[3]; |
739 |
+ |
printf("\tir %f 0\n", nrfr); |
740 |
|
F = (1. - nrfr)/(1. + nrfr); /* use normal incidence */ |
741 |
|
F *= F; |
742 |
|
for (i = 0; i < 3; i++) { |
762 |
|
|
763 |
|
|
764 |
|
int |
765 |
< |
o_mirror(mod, typ, id, fa) /* convert a mirror material */ |
766 |
< |
char *mod, *typ, *id; |
767 |
< |
register FUNARGS *fa; |
765 |
> |
o_dielectric( /* convert a dielectric material */ |
766 |
> |
char *mod, |
767 |
> |
char *typ, |
768 |
> |
char *id, |
769 |
> |
register FUNARGS *fa |
770 |
> |
) |
771 |
|
{ |
772 |
+ |
COLOR cxyz, trgb; |
773 |
+ |
double F, d; |
774 |
+ |
register int i; |
775 |
+ |
|
776 |
+ |
if (fa->nfargs != 5) |
777 |
+ |
return(-1); |
778 |
+ |
newmat(id, NULL); |
779 |
+ |
F = (1. - fa->farg[3])/(1. + fa->farg[3]); /* normal incidence */ |
780 |
+ |
F *= F; |
781 |
+ |
for (i = 0; i < 3; i++) |
782 |
+ |
trgb[i] = (1. - F)*pow(fa->farg[i], C_1SIDEDTHICK/unit_mult); |
783 |
+ |
printf("\tir %f 0\n", fa->farg[3]); /* put index of refraction */ |
784 |
+ |
printf("\tsides 1\n"); |
785 |
+ |
puts("\tc"); /* put reflected component */ |
786 |
+ |
printf("\trs %.4f 0\n", F); |
787 |
+ |
rgb_cie(cxyz, trgb); /* put transmitted component */ |
788 |
+ |
puts("\tc"); |
789 |
+ |
d = cxyz[0] + cxyz[1] + cxyz[2]; |
790 |
+ |
if (d > FTINY) |
791 |
+ |
printf("\t\tcxy %.4f %.4f\n", cxyz[0]/d, cxyz[1]/d); |
792 |
+ |
printf("\tts %.4f 0\n", cxyz[1]); |
793 |
+ |
return(0); |
794 |
+ |
} |
795 |
+ |
|
796 |
+ |
|
797 |
+ |
int |
798 |
+ |
o_mirror( /* convert a mirror material */ |
799 |
+ |
char *mod, |
800 |
+ |
char *typ, |
801 |
+ |
char *id, |
802 |
+ |
register FUNARGS *fa |
803 |
+ |
) |
804 |
+ |
{ |
805 |
|
COLOR cxyz, rrgb; |
806 |
|
double d; |
807 |
|
|
824 |
|
|
825 |
|
|
826 |
|
int |
827 |
< |
o_trans(mod, typ, id, fa) /* convert a trans material */ |
828 |
< |
char *mod, *typ, *id; |
829 |
< |
register FUNARGS *fa; |
827 |
> |
o_trans( /* convert a trans material */ |
828 |
> |
char *mod, |
829 |
> |
char *typ, |
830 |
> |
char *id, |
831 |
> |
register FUNARGS *fa |
832 |
> |
) |
833 |
|
{ |
834 |
|
COLOR cxyz, rrgb; |
835 |
|
double rough, trans, tspec, d; |
866 |
|
|
867 |
|
|
868 |
|
int |
869 |
< |
o_light(mod, typ, id, fa) /* convert a light type */ |
870 |
< |
char *mod, *typ, *id; |
871 |
< |
register FUNARGS *fa; |
869 |
> |
o_light( /* convert a light type */ |
870 |
> |
char *mod, |
871 |
> |
char *typ, |
872 |
> |
char *id, |
873 |
> |
register FUNARGS *fa |
874 |
> |
) |
875 |
|
{ |
876 |
|
COLOR cxyz, rrgb; |
877 |
|
double d; |
885 |
|
puts("\tc"); |
886 |
|
if (d > FTINY) |
887 |
|
printf("\t\tcxy %.4f %.4f\n", cxyz[0]/d, cxyz[1]/d); |
888 |
< |
printf("\ted %.4g\n", cxyz[1]*WHTEFFICACY); |
888 |
> |
printf("\ted %.4g\n", cxyz[1]*(PI*WHTEFFICACY)); |
889 |
|
return(0); |
890 |
|
} |