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/* Copyright (c) 1991 Regents of the University of California */ |
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> |
/* Copyright (c) 1995 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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int xfa; /* start of xf arguments */ |
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|
27 |
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XF tot; /* total transformation */ |
28 |
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int reverse; /* boolean true if scene inverted */ |
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int reverse; /* boolean true if scene mirrored */ |
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|
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int invert = 0; /* boolean true to invert surfaces */ |
31 |
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|
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int expand = 0; /* boolean true to expand commands */ |
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|
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char *newmod = NULL; /* new modifier for surfaces */ |
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|
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char *idprefix = NULL; /* prefix for object identifiers */ |
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|
38 |
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#define ALIAS NUMOTYPE /* put alias at end of array */ |
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#define ALIAS NUMOTYPE /* put alias at end of array */ |
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|
40 |
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#define NUMTYPES (NUMOTYPE+1) /* total number of object types */ |
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#define NUMTYPES (NUMOTYPE+1) /* total number of object types */ |
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|
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FUN ofun[NUMTYPES] = INIT_OTYPE; /* default types and actions */ |
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|
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extern char *malloc(); |
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short tinvers[NUMOTYPE]; /* inverse types for surfaces */ |
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|
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#define progname (xav[0]) |
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extern char *malloc(), *fgetword(); |
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|
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#define progname (xav[0]) |
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|
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|
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main(argc, argv) /* get transform options and transform file */ |
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int argc; |
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char *argv[]; |
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break; |
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expand = 1; |
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continue; |
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case 'I': |
84 |
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if (argv[a][2]) |
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break; |
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invert = 1; |
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continue; |
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} |
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break; |
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} |
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|
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if (reverse = tot.sca < 0.0) |
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tot.sca = -tot.sca; |
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if (invert) |
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reverse = !reverse; |
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|
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if (a < argc && argv[a][0] == '-') { |
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fprintf(stderr, "%s: command line error at '%s'\n", |
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char *name; |
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register FILE *fin; |
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{ |
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int nobjs = 0; |
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register int c; |
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|
179 |
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while ((c = getc(fin)) != EOF) { |
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} else if (c == '!') { /* command */ |
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ungetc(c, fin); |
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xfcomm(name, fin); |
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nobjs++; |
193 |
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} else { /* object */ |
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ungetc(c, fin); |
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xfobject(name, fin); |
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nobjs++; |
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} |
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} |
199 |
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if (nobjs == 0) |
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fprintf(stderr, "%s: (%s): warning - empty file\n", |
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progname, name); |
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} |
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|
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|
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xfcomm(fname, fin) /* transform a command */ |
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char *fname; |
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FILE *fin; |
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{ |
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FILE *popen(); |
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|
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fgetline(buf, sizeof(buf), fin); |
216 |
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if (expand) { |
217 |
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if (xac > 2) { |
218 |
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if ((pin = popen(buf+1, "r")) == NULL) { |
219 |
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fprintf(stderr, |
220 |
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"%s: (%s): cannot execute \"%s\"\n", |
203 |
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progname, fname, buf); |
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exit(1); |
205 |
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} |
206 |
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xform(buf, pin); |
207 |
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pclose(pin); |
208 |
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} else { |
209 |
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fflush(stdout); |
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system(buf+1); |
217 |
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if ((pin = popen(buf+1, "r")) == NULL) { |
218 |
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fprintf(stderr, "%s: (%s): cannot execute \"%s\"\n", |
219 |
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progname, fname, buf); |
220 |
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exit(1); |
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} |
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xform(buf, pin); |
223 |
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pclose(pin); |
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} else { |
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printf("\n%s", buf); |
226 |
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if (xac > 1) { |
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char *fname; |
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FILE *fin; |
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{ |
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extern char *strcpy(); |
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char typ[16], nam[MAXSTR]; |
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int fn; |
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/* modifier and type */ |
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fscanf(fin, "%s %s", nam, typ); |
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strcpy(typ, "EOF"); |
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fgetword(nam, sizeof(nam), fin); |
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fgetword(typ, sizeof(typ), fin); |
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if ((fn = otype(typ)) < 0) { |
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fprintf(stderr, "%s: (%s): unknown object type \"%s\"\n", |
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progname, fname, typ); |
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exit(1); |
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} |
252 |
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printf("\n%s %s ", newmod!=NULL && issurface(fn) ? newmod : nam, typ); |
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/* object name */ |
239 |
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fscanf(fin, "%s", nam); |
240 |
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if (idprefix != NULL && issurface(fn)) |
241 |
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printf("%s.%s\n", idprefix, nam); |
252 |
> |
if (ismodifier(fn)) |
253 |
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printf("\n%s %s ", nam, typ); |
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else |
255 |
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printf("\n%s %s ", newmod != NULL ? newmod : nam, |
256 |
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invert ? ofun[tinvers[fn]].funame : typ); |
257 |
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/* object name */ |
258 |
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fgetword(nam, sizeof(nam), fin); |
259 |
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if (idprefix == NULL || ismodifier(fn)) |
260 |
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printf("%s\n", nam); |
261 |
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else |
262 |
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printf("%s.%s\n", idprefix, nam); |
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/* transform arguments */ |
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if ((*ofun[fn].funp)(fin) < 0) { |
265 |
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fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
273 |
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FILE *fin; |
274 |
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{ |
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register int i; |
276 |
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FUNARGS fa; |
276 |
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FUNARGS fa; |
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|
278 |
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if (readfargs(&fa, fin) <= 0) |
278 |
> |
if (readfargs(&fa, fin) != 1) |
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return(-1); |
280 |
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/* string arguments */ |
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printf("%d", fa.nsargs); |
282 |
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for (i = 0; i < fa.nsargs; i++) |
283 |
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printf(" %s", fa.sarg[i]); |
284 |
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printf("\n"); |
285 |
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#ifdef IARGS |
285 |
> |
#ifdef IARGS |
286 |
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/* integer arguments */ |
287 |
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printf("%d", fa.niargs); |
288 |
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for (i = 0; i < fa.niargs; i++) |
289 |
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printf(" %d", fa.iarg[i]); |
290 |
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printf("\n"); |
291 |
+ |
#else |
292 |
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printf("0\n"); |
293 |
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#endif |
294 |
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/* float arguments */ |
295 |
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printf("%d", fa.nfargs); |
305 |
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FILE *fin; |
306 |
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{ |
307 |
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register int i; |
308 |
< |
FUNARGS fa; |
308 |
> |
int resetarr = 0; |
309 |
> |
FUNARGS fa; |
310 |
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|
311 |
< |
if (readfargs(&fa, fin) <= 0) |
311 |
> |
if (readfargs(&fa, fin) != 1) |
312 |
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return(-1); |
313 |
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/* string arguments */ |
314 |
< |
printf("%d", fa.nsargs + xac-xfa); |
314 |
> |
if (xac > xfa && strcmp(xav[xfa], "-i")) |
315 |
> |
resetarr = 2; |
316 |
> |
printf("%d", fa.nsargs + resetarr + xac-xfa); |
317 |
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for (i = 0; i < fa.nsargs; i++) |
318 |
|
printf(" %s", fa.sarg[i]); |
319 |
+ |
if (resetarr) |
320 |
+ |
printf(" -i 1"); |
321 |
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for (i = xfa; i < xac; i++) /* add xf arguments */ |
322 |
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printf(" %s", xav[i]); |
323 |
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printf("\n"); |
324 |
< |
#ifdef IARGS |
324 |
> |
#ifdef IARGS |
325 |
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/* integer arguments */ |
326 |
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printf("%d", fa.niargs); |
327 |
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for (i = 0; i < fa.niargs; i++) |
328 |
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printf(" %d", fa.iarg[i]); |
329 |
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printf("\n"); |
330 |
+ |
#else |
331 |
+ |
printf("0\n"); |
332 |
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#endif |
333 |
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/* float arguments */ |
334 |
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printf("%d", fa.nfargs); |
359 |
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{ |
360 |
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char aliasnm[MAXSTR]; |
361 |
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|
362 |
< |
if (fscanf(fin, "%s", aliasnm) != 1) |
362 |
> |
if (fgetword(aliasnm, MAXSTR, fin) == NULL) |
363 |
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return(-1); |
364 |
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printf("\t%s\n", aliasnm); |
365 |
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return(0); |
369 |
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m_glow(fin) /* transform arguments for proximity light */ |
370 |
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FILE *fin; |
371 |
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{ |
372 |
< |
FUNARGS fa; |
372 |
> |
FUNARGS fa; |
373 |
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|
374 |
< |
if (readfargs(&fa, fin) <= 0) |
374 |
> |
if (readfargs(&fa, fin) != 1) |
375 |
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return(-1); |
376 |
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if (fa.nsargs != 0 || fa.nfargs != 4) |
377 |
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return(-1); |
387 |
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m_spot(fin) /* transform arguments for spotlight */ |
388 |
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FILE *fin; |
389 |
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{ |
390 |
< |
double v[3]; |
391 |
< |
FUNARGS fa; |
390 |
> |
FVECT v; |
391 |
> |
FUNARGS fa; |
392 |
|
|
393 |
< |
if (readfargs(&fa, fin) <= 0) |
393 |
> |
if (readfargs(&fa, fin) != 1) |
394 |
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return(-1); |
395 |
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if (fa.nsargs != 0 || fa.nfargs != 7) |
396 |
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return(-1); |
404 |
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} |
405 |
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|
406 |
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|
407 |
+ |
m_mist(fin) /* transform arguments for mist */ |
408 |
+ |
FILE *fin; |
409 |
+ |
{ |
410 |
+ |
FUNARGS fa; |
411 |
+ |
int i; |
412 |
+ |
|
413 |
+ |
if (readfargs(&fa, fin) != 1) |
414 |
+ |
return(-1); |
415 |
+ |
if (fa.nfargs > 5) |
416 |
+ |
return(-1); |
417 |
+ |
printf("%d", fa.nsargs); |
418 |
+ |
if (idprefix == NULL) |
419 |
+ |
for (i = 0; i < fa.nsargs; i++) |
420 |
+ |
printf(" %s", fa.sarg[i]); |
421 |
+ |
else |
422 |
+ |
for (i = 0; i < fa.nsargs; i++) { |
423 |
+ |
char sname[256], *sp; |
424 |
+ |
register char *cp1, *cp2 = sname; |
425 |
+ |
/* add idprefix */ |
426 |
+ |
for (sp = fa.sarg[i]; *sp; sp = cp1) { |
427 |
+ |
for (cp1 = idprefix; *cp1; ) |
428 |
+ |
*cp2++ = *cp1++; |
429 |
+ |
*cp2++ = '.'; |
430 |
+ |
for (cp1 = sp; *cp1 && |
431 |
+ |
(*cp2++ = *cp1++) != '>'; ) |
432 |
+ |
; |
433 |
+ |
} |
434 |
+ |
*cp2 = '\0'; |
435 |
+ |
printf(" %s", sname); |
436 |
+ |
} |
437 |
+ |
printf("\n0\n%d", fa.nfargs); |
438 |
+ |
if (fa.nfargs > 2) |
439 |
+ |
printf(" %12.6g %12.6g %12.6g", fa.farg[0]/tot.sca, |
440 |
+ |
fa.farg[1]/tot.sca, fa.farg[2]/tot.sca); |
441 |
+ |
if (fa.nfargs > 3) |
442 |
+ |
printf(" %12.6g", fa.farg[3]); |
443 |
+ |
if (fa.nfargs > 4) |
444 |
+ |
printf(" %12.6g", fa.farg[4]); |
445 |
+ |
printf("\n"); |
446 |
+ |
freefargs(&fa); |
447 |
+ |
return(0); |
448 |
+ |
} |
449 |
+ |
|
450 |
+ |
|
451 |
|
m_dielectric(fin) /* transform arguments for dielectric */ |
452 |
|
FILE *fin; |
453 |
|
{ |
454 |
< |
double pow(); |
383 |
< |
FUNARGS fa; |
454 |
> |
FUNARGS fa; |
455 |
|
|
456 |
< |
if (readfargs(&fa, fin) <= 0) |
456 |
> |
if (readfargs(&fa, fin) != 1) |
457 |
|
return(-1); |
458 |
|
if (fa.nsargs != 0 || fa.nfargs != 5) |
459 |
|
return(-1); |
460 |
|
printf("0\n0\n5"); |
461 |
< |
printf(" %18.12g %18.12g %18.12g", |
461 |
> |
printf(" %12.6g %12.6g %12.6g", |
462 |
|
pow(fa.farg[0], 1.0/tot.sca), |
463 |
|
pow(fa.farg[1], 1.0/tot.sca), |
464 |
|
pow(fa.farg[2], 1.0/tot.sca)); |
465 |
< |
printf(" %18.12g %18.12g\n", fa.farg[3], fa.farg[4]); |
465 |
> |
printf(" %12.6g %12.6g\n", fa.farg[3], fa.farg[4]); |
466 |
|
freefargs(&fa); |
467 |
|
return(0); |
468 |
|
} |
471 |
|
m_interface(fin) /* transform arguments for interface */ |
472 |
|
FILE *fin; |
473 |
|
{ |
474 |
< |
double pow(); |
404 |
< |
FUNARGS fa; |
474 |
> |
FUNARGS fa; |
475 |
|
|
476 |
< |
if (readfargs(&fa, fin) <= 0) |
476 |
> |
if (readfargs(&fa, fin) != 1) |
477 |
|
return(-1); |
478 |
|
if (fa.nsargs != 0 || fa.nfargs != 8) |
479 |
|
return(-1); |
480 |
|
printf("0\n0\n8\n"); |
481 |
< |
printf("%18.12g %18.12g %18.12g", |
481 |
> |
printf("%12.6g %12.6g %12.6g", |
482 |
|
pow(fa.farg[0], 1.0/tot.sca), |
483 |
|
pow(fa.farg[1], 1.0/tot.sca), |
484 |
|
pow(fa.farg[2], 1.0/tot.sca)); |
485 |
< |
printf(" %18.12g\n", fa.farg[3]); |
486 |
< |
printf("%18.12g %18.12g %18.12g", |
485 |
> |
printf(" %12.6g\n", fa.farg[3]); |
486 |
> |
printf("%12.6g %12.6g %12.6g", |
487 |
|
pow(fa.farg[4], 1.0/tot.sca), |
488 |
|
pow(fa.farg[5], 1.0/tot.sca), |
489 |
|
pow(fa.farg[6], 1.0/tot.sca)); |
490 |
< |
printf(" %18.12g\n", fa.farg[7]); |
490 |
> |
printf(" %12.6g\n", fa.farg[7]); |
491 |
|
freefargs(&fa); |
492 |
|
return(0); |
493 |
|
} |
497 |
|
FILE *fin; |
498 |
|
{ |
499 |
|
int i; |
500 |
< |
double v[3]; |
501 |
< |
FUNARGS fa; |
500 |
> |
FVECT v; |
501 |
> |
FUNARGS fa; |
502 |
|
|
503 |
< |
if (readfargs(&fa, fin) <= 0) |
503 |
> |
if (readfargs(&fa, fin) != 1) |
504 |
|
return(-1); |
505 |
< |
if (fa.nfargs != 9 && fa.nfargs != 11 && fa.nfargs != 15) |
505 |
> |
if (fa.nfargs < 9) |
506 |
|
return(-1); |
507 |
|
/* string arguments */ |
508 |
|
printf("%d", fa.nsargs); |
517 |
|
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
518 |
|
/* down vector */ |
519 |
|
multv3(v, fa.farg+6, tot.xfm); |
520 |
< |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
521 |
< |
/* forground and background */ |
522 |
< |
if (fa.nfargs == 11) |
523 |
< |
printf(" %18.12g %18.12g\n", fa.farg[9], fa.farg[10]); |
524 |
< |
else if (fa.nfargs == 15) { |
525 |
< |
printf(" %18.12g %18.12g %18.12g\n", |
456 |
< |
fa.farg[9], fa.farg[10], fa.farg[11]); |
457 |
< |
printf(" %18.12g %18.12g %18.12g\n", |
458 |
< |
fa.farg[12], fa.farg[13], fa.farg[14]); |
520 |
> |
printf(" %18.12g %18.12g %18.12g", v[0], v[1], v[2]); |
521 |
> |
/* remaining arguments */ |
522 |
> |
for (i = 9; i < fa.nfargs; i++) { |
523 |
> |
if (i%3 == 0) |
524 |
> |
putchar('\n'); |
525 |
> |
printf(" %18.12g", fa.farg[i]); |
526 |
|
} |
527 |
+ |
putchar('\n'); |
528 |
|
freefargs(&fa); |
529 |
|
return(0); |
530 |
|
} |
533 |
|
o_source(fin) /* transform source arguments */ |
534 |
|
FILE *fin; |
535 |
|
{ |
536 |
< |
double dv[3]; |
537 |
< |
FUNARGS fa; |
536 |
> |
FVECT dv; |
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 != 4) |
542 |
|
return(-1); |
554 |
|
o_sphere(fin) /* transform sphere arguments */ |
555 |
|
FILE *fin; |
556 |
|
{ |
557 |
< |
double cent[3], rad; |
558 |
< |
FUNARGS fa; |
557 |
> |
FVECT cent; |
558 |
> |
double rad; |
559 |
> |
FUNARGS fa; |
560 |
|
|
561 |
< |
if (readfargs(&fa, fin) <= 0) |
561 |
> |
if (readfargs(&fa, fin) != 1) |
562 |
|
return(-1); |
563 |
|
if (fa.nsargs != 0 || fa.nfargs != 4) |
564 |
|
return(-1); |
565 |
|
|
566 |
< |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
566 |
> |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
567 |
|
|
568 |
|
rad = fa.farg[3] * tot.sca; /* scale radius */ |
569 |
|
|
578 |
|
o_face(fin) /* transform face arguments */ |
579 |
|
FILE *fin; |
580 |
|
{ |
581 |
< |
double p[3]; |
581 |
> |
FVECT p; |
582 |
|
register int i; |
583 |
< |
FUNARGS fa; |
583 |
> |
FUNARGS fa; |
584 |
|
|
585 |
< |
if (readfargs(&fa, fin) <= 0) |
585 |
> |
if (readfargs(&fa, fin) != 1) |
586 |
|
return(-1); |
587 |
|
if (fa.nsargs != 0 || fa.nfargs % 3) |
588 |
|
return(-1); |
604 |
|
o_cone(fin) /* transform cone and cup arguments */ |
605 |
|
FILE *fin; |
606 |
|
{ |
607 |
< |
double p0[3], p1[3], r0, r1; |
608 |
< |
FUNARGS fa; |
607 |
> |
FVECT p0, p1; |
608 |
> |
double r0, r1; |
609 |
> |
FUNARGS fa; |
610 |
|
|
611 |
< |
if (readfargs(&fa, fin) <= 0) |
611 |
> |
if (readfargs(&fa, fin) != 1) |
612 |
|
return(-1); |
613 |
|
if (fa.nsargs != 0 || fa.nfargs != 8) |
614 |
|
return(-1); |
631 |
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
632 |
|
FILE *fin; |
633 |
|
{ |
634 |
< |
double p0[3], p1[3], rad; |
635 |
< |
FUNARGS fa; |
634 |
> |
FVECT p0, p1; |
635 |
> |
double rad; |
636 |
> |
FUNARGS fa; |
637 |
|
|
638 |
< |
if (readfargs(&fa, fin) <= 0) |
638 |
> |
if (readfargs(&fa, fin) != 1) |
639 |
|
return(-1); |
640 |
|
if (fa.nsargs != 0 || fa.nfargs != 7) |
641 |
|
return(-1); |
656 |
|
o_ring(fin) /* transform ring arguments */ |
657 |
|
FILE *fin; |
658 |
|
{ |
659 |
< |
double p0[3], pd[3], r0, r1; |
660 |
< |
FUNARGS fa; |
659 |
> |
FVECT p0, pd; |
660 |
> |
double r0, r1; |
661 |
> |
FUNARGS fa; |
662 |
|
|
663 |
< |
if (readfargs(&fa, fin) <= 0) |
663 |
> |
if (readfargs(&fa, fin) != 1) |
664 |
|
return(-1); |
665 |
|
if (fa.nsargs != 0 || fa.nfargs != 8) |
666 |
|
return(-1); |
669 |
|
|
670 |
|
multp3(p0, fa.farg, tot.xfm); |
671 |
|
multv3(pd, fa.farg+3, tot.xfm); |
672 |
+ |
if (invert) { |
673 |
+ |
pd[0] = -pd[0]; |
674 |
+ |
pd[1] = -pd[1]; |
675 |
+ |
pd[2] = -pd[2]; |
676 |
+ |
} |
677 |
|
r0 = fa.farg[6] * tot.sca; |
678 |
|
r1 = fa.farg[7] * tot.sca; |
679 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
686 |
|
|
687 |
|
initotypes() /* initialize ofun[] array */ |
688 |
|
{ |
612 |
– |
extern int o_source(); |
613 |
– |
extern int o_sphere(); |
614 |
– |
extern int o_face(); |
615 |
– |
extern int o_cone(); |
616 |
– |
extern int o_cylinder(); |
617 |
– |
extern int o_ring(); |
618 |
– |
extern int m_glow(); |
619 |
– |
extern int m_spot(); |
620 |
– |
extern int m_dielectric(); |
621 |
– |
extern int m_interface(); |
622 |
– |
extern int text(); |
623 |
– |
extern int alias(); |
624 |
– |
extern int passargs(); |
625 |
– |
extern int addxform(); |
689 |
|
register int i; |
690 |
|
|
691 |
|
if (ofun[OBJ_SOURCE].funp == o_source) |
712 |
|
ofun[MAT_SPOT].funp = m_spot; |
713 |
|
ofun[MAT_DIELECTRIC].funp = m_dielectric; |
714 |
|
ofun[MAT_INTERFACE].funp = m_interface; |
715 |
+ |
ofun[MAT_MIST].funp = m_mist; |
716 |
|
ofun[PAT_CTEXT].funp = |
717 |
|
ofun[PAT_BTEXT].funp = |
718 |
|
ofun[MIX_TEXT].funp = text; |
719 |
|
ofun[ALIAS].funp = alias; |
720 |
+ |
/* surface inverses */ |
721 |
+ |
tinvers[OBJ_FACE] = OBJ_FACE; |
722 |
+ |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
723 |
+ |
tinvers[OBJ_CONE] = OBJ_CUP; |
724 |
+ |
tinvers[OBJ_CUP] = OBJ_CONE; |
725 |
+ |
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
726 |
+ |
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
727 |
+ |
tinvers[OBJ_RING] = OBJ_RING; |
728 |
+ |
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
729 |
+ |
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
730 |
+ |
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
731 |
|
} |