25 |
|
int xfa; /* start of xf arguments */ |
26 |
|
|
27 |
|
XF tot; /* total transformation */ |
28 |
< |
int reverse; /* boolean true if scene inverted */ |
28 |
> |
int reverse; /* boolean true if scene mirrored */ |
29 |
|
|
30 |
+ |
int invert = 0; /* boolean true to invert surfaces */ |
31 |
+ |
|
32 |
|
int expand = 0; /* boolean true to expand commands */ |
33 |
|
|
34 |
|
char *newmod = NULL; /* new modifier for surfaces */ |
41 |
|
|
42 |
|
FUN ofun[NUMTYPES] = INIT_OTYPE; /* default types and actions */ |
43 |
|
|
44 |
< |
extern char *malloc(); |
44 |
> |
short tinvers[NUMOTYPE]; /* inverse types for surfaces */ |
45 |
|
|
46 |
+ |
extern char *malloc(), *fgetword(); |
47 |
+ |
|
48 |
|
#define progname (xav[0]) |
49 |
|
|
50 |
|
|
80 |
|
break; |
81 |
|
expand = 1; |
82 |
|
continue; |
83 |
+ |
case 'I': |
84 |
+ |
if (argv[a][2]) |
85 |
+ |
break; |
86 |
+ |
invert = 1; |
87 |
+ |
continue; |
88 |
|
} |
89 |
|
break; |
90 |
|
} |
96 |
|
|
97 |
|
if (reverse = tot.sca < 0.0) |
98 |
|
tot.sca = -tot.sca; |
99 |
+ |
if (invert) |
100 |
+ |
reverse = !reverse; |
101 |
|
|
102 |
|
if (a < argc && argv[a][0] == '-') { |
103 |
|
fprintf(stderr, "%s: command line error at '%s'\n", |
236 |
|
char *fname; |
237 |
|
FILE *fin; |
238 |
|
{ |
239 |
+ |
extern char *strcpy(); |
240 |
|
char typ[16], nam[MAXSTR]; |
241 |
|
int fn; |
242 |
|
/* modifier and type */ |
243 |
< |
fscanf(fin, "%s %s", nam, typ); |
243 |
> |
strcpy(typ, "EOF"); |
244 |
> |
fgetword(nam, sizeof(nam), fin); |
245 |
> |
fgetword(typ, sizeof(typ), fin); |
246 |
|
if ((fn = otype(typ)) < 0) { |
247 |
|
fprintf(stderr, "%s: (%s): unknown object type \"%s\"\n", |
248 |
|
progname, fname, typ); |
249 |
|
exit(1); |
250 |
|
} |
251 |
< |
printf("\n%s %s ", newmod!=NULL && issurface(fn) ? newmod : nam, typ); |
251 |
> |
if (issurface(fn)) |
252 |
> |
printf("\n%s %s ", newmod != NULL ? newmod : nam, |
253 |
> |
invert ? ofun[tinvers[fn]].funame : typ); |
254 |
> |
else |
255 |
> |
printf("\n%s %s ", nam, typ); |
256 |
|
/* object name */ |
257 |
< |
fscanf(fin, "%s", nam); |
257 |
> |
fgetword(nam, sizeof(nam), fin); |
258 |
|
if (idprefix != NULL && issurface(fn)) |
259 |
|
printf("%s.%s\n", idprefix, nam); |
260 |
|
else |
274 |
|
register int i; |
275 |
|
FUNARGS fa; |
276 |
|
|
277 |
< |
if (readfargs(&fa, fin) <= 0) |
277 |
> |
if (readfargs(&fa, fin) != 1) |
278 |
|
return(-1); |
279 |
|
/* string arguments */ |
280 |
|
printf("%d", fa.nsargs); |
287 |
|
for (i = 0; i < fa.niargs; i++) |
288 |
|
printf(" %d", fa.iarg[i]); |
289 |
|
printf("\n"); |
290 |
+ |
#else |
291 |
+ |
printf("0\n"); |
292 |
|
#endif |
293 |
|
/* float arguments */ |
294 |
|
printf("%d", fa.nfargs); |
306 |
|
register int i; |
307 |
|
FUNARGS fa; |
308 |
|
|
309 |
< |
if (readfargs(&fa, fin) <= 0) |
309 |
> |
if (readfargs(&fa, fin) != 1) |
310 |
|
return(-1); |
311 |
|
/* string arguments */ |
312 |
|
printf("%d", fa.nsargs + xac-xfa); |
321 |
|
for (i = 0; i < fa.niargs; i++) |
322 |
|
printf(" %d", fa.iarg[i]); |
323 |
|
printf("\n"); |
324 |
+ |
#else |
325 |
+ |
printf("0\n"); |
326 |
|
#endif |
327 |
|
/* float arguments */ |
328 |
|
printf("%d", fa.nfargs); |
353 |
|
{ |
354 |
|
char aliasnm[MAXSTR]; |
355 |
|
|
356 |
< |
if (fscanf(fin, "%s", aliasnm) != 1) |
356 |
> |
if (fgetword(aliasnm, MAXSTR, fin) == NULL) |
357 |
|
return(-1); |
358 |
|
printf("\t%s\n", aliasnm); |
359 |
|
return(0); |
365 |
|
{ |
366 |
|
FUNARGS fa; |
367 |
|
|
368 |
< |
if (readfargs(&fa, fin) <= 0) |
368 |
> |
if (readfargs(&fa, fin) != 1) |
369 |
|
return(-1); |
370 |
|
if (fa.nsargs != 0 || fa.nfargs != 4) |
371 |
|
return(-1); |
381 |
|
m_spot(fin) /* transform arguments for spotlight */ |
382 |
|
FILE *fin; |
383 |
|
{ |
384 |
< |
double v[3]; |
384 |
> |
FVECT v; |
385 |
|
FUNARGS fa; |
386 |
|
|
387 |
< |
if (readfargs(&fa, fin) <= 0) |
387 |
> |
if (readfargs(&fa, fin) != 1) |
388 |
|
return(-1); |
389 |
|
if (fa.nsargs != 0 || fa.nfargs != 7) |
390 |
|
return(-1); |
404 |
|
double pow(); |
405 |
|
FUNARGS fa; |
406 |
|
|
407 |
< |
if (readfargs(&fa, fin) <= 0) |
407 |
> |
if (readfargs(&fa, fin) != 1) |
408 |
|
return(-1); |
409 |
|
if (fa.nsargs != 0 || fa.nfargs != 5) |
410 |
|
return(-1); |
425 |
|
double pow(); |
426 |
|
FUNARGS fa; |
427 |
|
|
428 |
< |
if (readfargs(&fa, fin) <= 0) |
428 |
> |
if (readfargs(&fa, fin) != 1) |
429 |
|
return(-1); |
430 |
|
if (fa.nsargs != 0 || fa.nfargs != 8) |
431 |
|
return(-1); |
449 |
|
FILE *fin; |
450 |
|
{ |
451 |
|
int i; |
452 |
< |
double v[3]; |
452 |
> |
FVECT v; |
453 |
|
FUNARGS fa; |
454 |
|
|
455 |
< |
if (readfargs(&fa, fin) <= 0) |
455 |
> |
if (readfargs(&fa, fin) != 1) |
456 |
|
return(-1); |
457 |
|
if (fa.nfargs != 9 && fa.nfargs != 11 && fa.nfargs != 15) |
458 |
|
return(-1); |
487 |
|
o_source(fin) /* transform source arguments */ |
488 |
|
FILE *fin; |
489 |
|
{ |
490 |
< |
double dv[3]; |
490 |
> |
FVECT dv; |
491 |
|
FUNARGS fa; |
492 |
|
|
493 |
< |
if (readfargs(&fa, fin) <= 0) |
493 |
> |
if (readfargs(&fa, fin) != 1) |
494 |
|
return(-1); |
495 |
|
if (fa.nsargs != 0 || fa.nfargs != 4) |
496 |
|
return(-1); |
508 |
|
o_sphere(fin) /* transform sphere arguments */ |
509 |
|
FILE *fin; |
510 |
|
{ |
511 |
< |
double cent[3], rad; |
511 |
> |
FVECT cent; |
512 |
> |
double rad; |
513 |
|
FUNARGS fa; |
514 |
|
|
515 |
< |
if (readfargs(&fa, fin) <= 0) |
515 |
> |
if (readfargs(&fa, fin) != 1) |
516 |
|
return(-1); |
517 |
|
if (fa.nsargs != 0 || fa.nfargs != 4) |
518 |
|
return(-1); |
532 |
|
o_face(fin) /* transform face arguments */ |
533 |
|
FILE *fin; |
534 |
|
{ |
535 |
< |
double p[3]; |
535 |
> |
FVECT p; |
536 |
|
register int i; |
537 |
|
FUNARGS fa; |
538 |
|
|
539 |
< |
if (readfargs(&fa, fin) <= 0) |
539 |
> |
if (readfargs(&fa, fin) != 1) |
540 |
|
return(-1); |
541 |
|
if (fa.nsargs != 0 || fa.nfargs % 3) |
542 |
|
return(-1); |
558 |
|
o_cone(fin) /* transform cone and cup arguments */ |
559 |
|
FILE *fin; |
560 |
|
{ |
561 |
< |
double p0[3], p1[3], r0, r1; |
561 |
> |
FVECT p0, p1; |
562 |
> |
double r0, r1; |
563 |
|
FUNARGS fa; |
564 |
|
|
565 |
< |
if (readfargs(&fa, fin) <= 0) |
565 |
> |
if (readfargs(&fa, fin) != 1) |
566 |
|
return(-1); |
567 |
|
if (fa.nsargs != 0 || fa.nfargs != 8) |
568 |
|
return(-1); |
585 |
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
586 |
|
FILE *fin; |
587 |
|
{ |
588 |
< |
double p0[3], p1[3], rad; |
588 |
> |
FVECT p0, p1; |
589 |
> |
double rad; |
590 |
|
FUNARGS fa; |
591 |
|
|
592 |
< |
if (readfargs(&fa, fin) <= 0) |
592 |
> |
if (readfargs(&fa, fin) != 1) |
593 |
|
return(-1); |
594 |
|
if (fa.nsargs != 0 || fa.nfargs != 7) |
595 |
|
return(-1); |
610 |
|
o_ring(fin) /* transform ring arguments */ |
611 |
|
FILE *fin; |
612 |
|
{ |
613 |
< |
double p0[3], pd[3], r0, r1; |
613 |
> |
FVECT p0, pd; |
614 |
> |
double r0, r1; |
615 |
|
FUNARGS fa; |
616 |
|
|
617 |
< |
if (readfargs(&fa, fin) <= 0) |
617 |
> |
if (readfargs(&fa, fin) != 1) |
618 |
|
return(-1); |
619 |
|
if (fa.nsargs != 0 || fa.nfargs != 8) |
620 |
|
return(-1); |
623 |
|
|
624 |
|
multp3(p0, fa.farg, tot.xfm); |
625 |
|
multv3(pd, fa.farg+3, tot.xfm); |
626 |
+ |
if (invert) { |
627 |
+ |
pd[0] = -pd[0]; |
628 |
+ |
pd[1] = -pd[1]; |
629 |
+ |
pd[2] = -pd[2]; |
630 |
+ |
} |
631 |
|
r0 = fa.farg[6] * tot.sca; |
632 |
|
r1 = fa.farg[7] * tot.sca; |
633 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
684 |
|
ofun[PAT_BTEXT].funp = |
685 |
|
ofun[MIX_TEXT].funp = text; |
686 |
|
ofun[ALIAS].funp = alias; |
687 |
+ |
/* surface inverses */ |
688 |
+ |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
689 |
+ |
tinvers[OBJ_CONE] = OBJ_CUP; |
690 |
+ |
tinvers[OBJ_CUP] = OBJ_CONE; |
691 |
+ |
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
692 |
+ |
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
693 |
+ |
tinvers[OBJ_RING] = OBJ_RING; |
694 |
+ |
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
695 |
+ |
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
696 |
+ |
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
697 |
|
} |