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", |
207 |
|
|
208 |
|
fgetline(buf, sizeof(buf), fin); |
209 |
|
if (expand) { |
210 |
< |
if (xac > 2) { |
211 |
< |
if ((pin = popen(buf+1, "r")) == NULL) { |
212 |
< |
fprintf(stderr, |
213 |
< |
"%s: (%s): cannot execute \"%s\"\n", |
203 |
< |
progname, fname, buf); |
204 |
< |
exit(1); |
205 |
< |
} |
206 |
< |
xform(buf, pin); |
207 |
< |
pclose(pin); |
208 |
< |
} else { |
209 |
< |
fflush(stdout); |
210 |
< |
system(buf+1); |
210 |
> |
if ((pin = popen(buf+1, "r")) == NULL) { |
211 |
> |
fprintf(stderr, "%s: (%s): cannot execute \"%s\"\n", |
212 |
> |
progname, fname, buf); |
213 |
> |
exit(1); |
214 |
|
} |
215 |
+ |
xform(buf, pin); |
216 |
+ |
pclose(pin); |
217 |
|
} else { |
218 |
|
printf("\n%s", buf); |
219 |
|
if (xac > 1) { |
230 |
|
char *fname; |
231 |
|
FILE *fin; |
232 |
|
{ |
233 |
+ |
extern char *strcpy(); |
234 |
|
char typ[16], nam[MAXSTR]; |
235 |
|
int fn; |
236 |
|
/* modifier and type */ |
237 |
< |
fscanf(fin, "%s %s", nam, typ); |
237 |
> |
strcpy(typ, "EOF"); |
238 |
> |
fgetword(nam, sizeof(nam), fin); |
239 |
> |
fgetword(typ, sizeof(typ), fin); |
240 |
|
if ((fn = otype(typ)) < 0) { |
241 |
|
fprintf(stderr, "%s: (%s): unknown object type \"%s\"\n", |
242 |
|
progname, fname, typ); |
243 |
|
exit(1); |
244 |
|
} |
245 |
< |
printf("\n%s %s ", newmod!=NULL && issurface(fn) ? newmod : nam, typ); |
246 |
< |
/* object name */ |
239 |
< |
fscanf(fin, "%s", nam); |
240 |
< |
if (idprefix != NULL && issurface(fn)) |
241 |
< |
printf("%s.%s\n", idprefix, nam); |
245 |
> |
if (ismodifier(fn)) |
246 |
> |
printf("\n%s %s ", nam, typ); |
247 |
|
else |
248 |
+ |
printf("\n%s %s ", newmod != NULL ? newmod : nam, |
249 |
+ |
invert ? ofun[tinvers[fn]].funame : typ); |
250 |
+ |
/* object name */ |
251 |
+ |
fgetword(nam, sizeof(nam), fin); |
252 |
+ |
if (idprefix == NULL || ismodifier(fn)) |
253 |
|
printf("%s\n", nam); |
254 |
+ |
else |
255 |
+ |
printf("%s.%s\n", idprefix, nam); |
256 |
|
/* transform arguments */ |
257 |
|
if ((*ofun[fn].funp)(fin) < 0) { |
258 |
|
fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
268 |
|
register int i; |
269 |
|
FUNARGS fa; |
270 |
|
|
271 |
< |
if (readfargs(&fa, fin) <= 0) |
271 |
> |
if (readfargs(&fa, fin) != 1) |
272 |
|
return(-1); |
273 |
|
/* string arguments */ |
274 |
|
printf("%d", fa.nsargs); |
281 |
|
for (i = 0; i < fa.niargs; i++) |
282 |
|
printf(" %d", fa.iarg[i]); |
283 |
|
printf("\n"); |
284 |
+ |
#else |
285 |
+ |
printf("0\n"); |
286 |
|
#endif |
287 |
|
/* float arguments */ |
288 |
|
printf("%d", fa.nfargs); |
298 |
|
FILE *fin; |
299 |
|
{ |
300 |
|
register int i; |
301 |
+ |
int resetarr = 0; |
302 |
|
FUNARGS fa; |
303 |
|
|
304 |
< |
if (readfargs(&fa, fin) <= 0) |
304 |
> |
if (readfargs(&fa, fin) != 1) |
305 |
|
return(-1); |
306 |
|
/* string arguments */ |
307 |
< |
printf("%d", fa.nsargs + xac-xfa); |
307 |
> |
if (xac > xfa && strcmp(xav[xfa], "-i")) |
308 |
> |
resetarr = 2; |
309 |
> |
printf("%d", fa.nsargs + resetarr + xac-xfa); |
310 |
|
for (i = 0; i < fa.nsargs; i++) |
311 |
|
printf(" %s", fa.sarg[i]); |
312 |
+ |
if (resetarr) |
313 |
+ |
printf(" -i 1"); |
314 |
|
for (i = xfa; i < xac; i++) /* add xf arguments */ |
315 |
|
printf(" %s", xav[i]); |
316 |
|
printf("\n"); |
320 |
|
for (i = 0; i < fa.niargs; i++) |
321 |
|
printf(" %d", fa.iarg[i]); |
322 |
|
printf("\n"); |
323 |
+ |
#else |
324 |
+ |
printf("0\n"); |
325 |
|
#endif |
326 |
|
/* float arguments */ |
327 |
|
printf("%d", fa.nfargs); |
352 |
|
{ |
353 |
|
char aliasnm[MAXSTR]; |
354 |
|
|
355 |
< |
if (fscanf(fin, "%s", aliasnm) != 1) |
355 |
> |
if (fgetword(aliasnm, MAXSTR, fin) == NULL) |
356 |
|
return(-1); |
357 |
|
printf("\t%s\n", aliasnm); |
358 |
|
return(0); |
364 |
|
{ |
365 |
|
FUNARGS fa; |
366 |
|
|
367 |
< |
if (readfargs(&fa, fin) <= 0) |
367 |
> |
if (readfargs(&fa, fin) != 1) |
368 |
|
return(-1); |
369 |
|
if (fa.nsargs != 0 || fa.nfargs != 4) |
370 |
|
return(-1); |
380 |
|
m_spot(fin) /* transform arguments for spotlight */ |
381 |
|
FILE *fin; |
382 |
|
{ |
383 |
< |
double v[3]; |
383 |
> |
FVECT v; |
384 |
|
FUNARGS fa; |
385 |
|
|
386 |
< |
if (readfargs(&fa, fin) <= 0) |
386 |
> |
if (readfargs(&fa, fin) != 1) |
387 |
|
return(-1); |
388 |
|
if (fa.nsargs != 0 || fa.nfargs != 7) |
389 |
|
return(-1); |
403 |
|
double pow(); |
404 |
|
FUNARGS fa; |
405 |
|
|
406 |
< |
if (readfargs(&fa, fin) <= 0) |
406 |
> |
if (readfargs(&fa, fin) != 1) |
407 |
|
return(-1); |
408 |
|
if (fa.nsargs != 0 || fa.nfargs != 5) |
409 |
|
return(-1); |
424 |
|
double pow(); |
425 |
|
FUNARGS fa; |
426 |
|
|
427 |
< |
if (readfargs(&fa, fin) <= 0) |
427 |
> |
if (readfargs(&fa, fin) != 1) |
428 |
|
return(-1); |
429 |
|
if (fa.nsargs != 0 || fa.nfargs != 8) |
430 |
|
return(-1); |
448 |
|
FILE *fin; |
449 |
|
{ |
450 |
|
int i; |
451 |
< |
double v[3]; |
451 |
> |
FVECT v; |
452 |
|
FUNARGS fa; |
453 |
|
|
454 |
< |
if (readfargs(&fa, fin) <= 0) |
454 |
> |
if (readfargs(&fa, fin) != 1) |
455 |
|
return(-1); |
456 |
|
if (fa.nfargs != 9 && fa.nfargs != 11 && fa.nfargs != 15) |
457 |
|
return(-1); |
486 |
|
o_source(fin) /* transform source arguments */ |
487 |
|
FILE *fin; |
488 |
|
{ |
489 |
< |
double dv[3]; |
489 |
> |
FVECT dv; |
490 |
|
FUNARGS fa; |
491 |
|
|
492 |
< |
if (readfargs(&fa, fin) <= 0) |
492 |
> |
if (readfargs(&fa, fin) != 1) |
493 |
|
return(-1); |
494 |
|
if (fa.nsargs != 0 || fa.nfargs != 4) |
495 |
|
return(-1); |
507 |
|
o_sphere(fin) /* transform sphere arguments */ |
508 |
|
FILE *fin; |
509 |
|
{ |
510 |
< |
double cent[3], rad; |
510 |
> |
FVECT cent; |
511 |
> |
double rad; |
512 |
|
FUNARGS fa; |
513 |
|
|
514 |
< |
if (readfargs(&fa, fin) <= 0) |
514 |
> |
if (readfargs(&fa, fin) != 1) |
515 |
|
return(-1); |
516 |
|
if (fa.nsargs != 0 || fa.nfargs != 4) |
517 |
|
return(-1); |
531 |
|
o_face(fin) /* transform face arguments */ |
532 |
|
FILE *fin; |
533 |
|
{ |
534 |
< |
double p[3]; |
534 |
> |
FVECT p; |
535 |
|
register int i; |
536 |
|
FUNARGS fa; |
537 |
|
|
538 |
< |
if (readfargs(&fa, fin) <= 0) |
538 |
> |
if (readfargs(&fa, fin) != 1) |
539 |
|
return(-1); |
540 |
|
if (fa.nsargs != 0 || fa.nfargs % 3) |
541 |
|
return(-1); |
557 |
|
o_cone(fin) /* transform cone and cup arguments */ |
558 |
|
FILE *fin; |
559 |
|
{ |
560 |
< |
double p0[3], p1[3], r0, r1; |
560 |
> |
FVECT p0, p1; |
561 |
> |
double r0, r1; |
562 |
|
FUNARGS fa; |
563 |
|
|
564 |
< |
if (readfargs(&fa, fin) <= 0) |
564 |
> |
if (readfargs(&fa, fin) != 1) |
565 |
|
return(-1); |
566 |
|
if (fa.nsargs != 0 || fa.nfargs != 8) |
567 |
|
return(-1); |
584 |
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
585 |
|
FILE *fin; |
586 |
|
{ |
587 |
< |
double p0[3], p1[3], rad; |
587 |
> |
FVECT p0, p1; |
588 |
> |
double rad; |
589 |
|
FUNARGS fa; |
590 |
|
|
591 |
< |
if (readfargs(&fa, fin) <= 0) |
591 |
> |
if (readfargs(&fa, fin) != 1) |
592 |
|
return(-1); |
593 |
|
if (fa.nsargs != 0 || fa.nfargs != 7) |
594 |
|
return(-1); |
609 |
|
o_ring(fin) /* transform ring arguments */ |
610 |
|
FILE *fin; |
611 |
|
{ |
612 |
< |
double p0[3], pd[3], r0, r1; |
612 |
> |
FVECT p0, pd; |
613 |
> |
double r0, r1; |
614 |
|
FUNARGS fa; |
615 |
|
|
616 |
< |
if (readfargs(&fa, fin) <= 0) |
616 |
> |
if (readfargs(&fa, fin) != 1) |
617 |
|
return(-1); |
618 |
|
if (fa.nsargs != 0 || fa.nfargs != 8) |
619 |
|
return(-1); |
622 |
|
|
623 |
|
multp3(p0, fa.farg, tot.xfm); |
624 |
|
multv3(pd, fa.farg+3, tot.xfm); |
625 |
+ |
if (invert) { |
626 |
+ |
pd[0] = -pd[0]; |
627 |
+ |
pd[1] = -pd[1]; |
628 |
+ |
pd[2] = -pd[2]; |
629 |
+ |
} |
630 |
|
r0 = fa.farg[6] * tot.sca; |
631 |
|
r1 = fa.farg[7] * tot.sca; |
632 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
683 |
|
ofun[PAT_BTEXT].funp = |
684 |
|
ofun[MIX_TEXT].funp = text; |
685 |
|
ofun[ALIAS].funp = alias; |
686 |
+ |
/* surface inverses */ |
687 |
+ |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
688 |
+ |
tinvers[OBJ_CONE] = OBJ_CUP; |
689 |
+ |
tinvers[OBJ_CUP] = OBJ_CONE; |
690 |
+ |
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
691 |
+ |
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
692 |
+ |
tinvers[OBJ_RING] = OBJ_RING; |
693 |
+ |
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
694 |
+ |
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
695 |
+ |
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
696 |
|
} |