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/* Copyright (c) 1990 Regents of the University of California */ |
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/* Copyright (c) 1991 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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#include <ctype.h> |
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|
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#include "object.h" |
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|
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#include "otypes.h" |
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|
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int xac; /* global xform argument count */ |
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int xfa; /* start of xf arguments */ |
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|
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XF tot; /* total transformation */ |
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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 */ |
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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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|
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#define ALIAS NUMOTYPE /* put alias at end of array */ |
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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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typedef struct { |
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short nsargs; /* # of string arguments */ |
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char **sarg; /* string arguments */ |
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short niargs; /* # of integer arguments */ |
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int *iarg; /* integer arguments */ |
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short nfargs; /* # of float arguments */ |
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double *farg; /* float arguments */ |
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} FUNARGS; |
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short tinvers[NUMOTYPE]; /* inverse types for surfaces */ |
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|
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#define MAXSTR 512 /* maximum string length */ |
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extern char *malloc(), *fgetword(); |
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|
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FUNARGS *getfargs(); |
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char *malloc(); |
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|
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#define progname (xav[0]) |
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|
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|
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for (a = 1; a < argc; a++) { |
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if (argv[a][0] == '-') |
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switch (argv[a][1]) { |
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case 'm': |
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if (argv[a][2] || a+1 >= argc) |
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break; |
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newmod = argv[++a]; |
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continue; |
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case 'n': |
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if (argv[a][2] || a+1 >= argc) |
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break; |
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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 *fname; |
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FILE *fin; |
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{ |
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char stmp[MAXSTR]; |
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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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|
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fscanf(fin, "%s", stmp); /* modifier */ |
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printf("\n%s ", stmp); |
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fscanf(fin, "%s", stmp); /* object type */ |
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if ((fn = otype(stmp)) < 0) { |
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/* modifier and type */ |
243 |
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strcpy(typ, "EOF"); |
244 |
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fgetword(nam, sizeof(nam), fin); |
245 |
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fgetword(typ, sizeof(typ), fin); |
246 |
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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, stmp); |
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progname, fname, typ); |
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exit(1); |
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} |
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printf("%s ", stmp); |
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fscanf(fin, "%s", stmp); /* object name */ |
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if (issurface(fn)) |
252 |
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printf("\n%s %s ", newmod != NULL ? newmod : nam, |
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invert ? ofun[tinvers[fn]].funame : typ); |
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else |
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printf("\n%s %s ", nam, typ); |
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/* object name */ |
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fgetword(nam, sizeof(nam), fin); |
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if (idprefix != NULL && issurface(fn)) |
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printf("%s.%s\n", idprefix, stmp); |
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printf("%s.%s\n", idprefix, nam); |
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else |
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printf("%s\n", stmp); |
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/* transform arguments */ |
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printf("%s\n", nam); |
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/* transform arguments */ |
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if ((*ofun[fn].funp)(fin) < 0) { |
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fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
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progname, fname, ofun[fn].funame, stmp); |
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progname, fname, ofun[fn].funame, nam); |
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exit(1); |
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} |
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} |
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FILE *fin; |
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{ |
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register int i; |
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register FUNARGS *fa; |
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FUNARGS fa; |
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|
277 |
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if ((fa = getfargs(fin)) == NULL) |
277 |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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/* string arguments */ |
280 |
< |
printf("%d", fa->nsargs); |
281 |
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for (i = 0; i < fa->nsargs; i++) |
282 |
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printf(" %s", fa->sarg[i]); |
280 |
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printf("%d", fa.nsargs); |
281 |
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for (i = 0; i < fa.nsargs; i++) |
282 |
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printf(" %s", fa.sarg[i]); |
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printf("\n"); |
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#ifdef IARGS |
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/* integer arguments */ |
286 |
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printf("%d", fa->niargs); |
287 |
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for (i = 0; i < fa->niargs; i++) |
288 |
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printf(" %d", fa->iarg[i]); |
286 |
> |
printf("%d", fa.niargs); |
287 |
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for (i = 0; i < fa.niargs; i++) |
288 |
> |
printf(" %d", fa.iarg[i]); |
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printf("\n"); |
290 |
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#else |
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printf("0\n"); |
292 |
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#endif |
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/* float arguments */ |
294 |
< |
printf("%d", fa->nfargs); |
295 |
< |
for (i = 0; i < fa->nfargs; i++) |
296 |
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printf(" %18.12g", fa->farg[i]); |
294 |
> |
printf("%d", fa.nfargs); |
295 |
> |
for (i = 0; i < fa.nfargs; i++) |
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printf(" %18.12g", fa.farg[i]); |
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printf("\n"); |
298 |
< |
freefargs(fa); |
298 |
> |
freefargs(&fa); |
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return(0); |
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} |
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|
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FILE *fin; |
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{ |
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register int i; |
307 |
< |
register FUNARGS *fa; |
307 |
> |
int resetarr = 0; |
308 |
> |
FUNARGS fa; |
309 |
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|
310 |
< |
if ((fa = getfargs(fin)) == NULL) |
310 |
> |
if (readfargs(&fa, fin) != 1) |
311 |
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return(-1); |
312 |
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/* string arguments */ |
313 |
< |
printf("%d", fa->nsargs + xac-xfa); |
314 |
< |
for (i = 0; i < fa->nsargs; i++) |
315 |
< |
printf(" %s", fa->sarg[i]); |
313 |
> |
if (xac > xfa && strcmp(xav[xfa], "-i")) |
314 |
> |
resetarr = 2; |
315 |
> |
printf("%d", fa.nsargs + resetarr + xac-xfa); |
316 |
> |
for (i = 0; i < fa.nsargs; i++) |
317 |
> |
printf(" %s", fa.sarg[i]); |
318 |
> |
if (resetarr) |
319 |
> |
printf(" -i 1"); |
320 |
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for (i = xfa; i < xac; i++) /* add xf arguments */ |
321 |
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printf(" %s", xav[i]); |
322 |
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printf("\n"); |
323 |
+ |
#ifdef IARGS |
324 |
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/* integer arguments */ |
325 |
< |
printf("%d", fa->niargs); |
326 |
< |
for (i = 0; i < fa->niargs; i++) |
327 |
< |
printf(" %d", fa->iarg[i]); |
325 |
> |
printf("%d", fa.niargs); |
326 |
> |
for (i = 0; i < fa.niargs; i++) |
327 |
> |
printf(" %d", fa.iarg[i]); |
328 |
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printf("\n"); |
329 |
+ |
#else |
330 |
+ |
printf("0\n"); |
331 |
+ |
#endif |
332 |
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/* float arguments */ |
333 |
< |
printf("%d", fa->nfargs); |
334 |
< |
for (i = 0; i < fa->nfargs; i++) |
335 |
< |
printf(" %18.12g", fa->farg[i]); |
333 |
> |
printf("%d", fa.nfargs); |
334 |
> |
for (i = 0; i < fa.nfargs; i++) |
335 |
> |
printf(" %18.12g", fa.farg[i]); |
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printf("\n"); |
337 |
< |
freefargs(fa); |
337 |
> |
freefargs(&fa); |
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return(0); |
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} |
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|
358 |
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{ |
359 |
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char aliasnm[MAXSTR]; |
360 |
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|
361 |
< |
if (fscanf(fin, "%s", aliasnm) != 1) |
361 |
> |
if (fgetword(aliasnm, MAXSTR, fin) == NULL) |
362 |
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return(-1); |
363 |
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printf("\t%s\n", aliasnm); |
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return(0); |
368 |
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m_glow(fin) /* transform arguments for proximity light */ |
369 |
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FILE *fin; |
370 |
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{ |
371 |
< |
register FUNARGS *fa; |
371 |
> |
FUNARGS fa; |
372 |
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|
373 |
< |
if ((fa = getfargs(fin)) == NULL) |
373 |
> |
if (readfargs(&fa, fin) != 1) |
374 |
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return(-1); |
375 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
375 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
376 |
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return(-1); |
377 |
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printf("0\n0\n4"); |
378 |
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printf(" %18.12g %18.12g %18.12g", |
379 |
< |
fa->farg[0], fa->farg[1], fa->farg[2]); |
380 |
< |
printf(" %18.12g\n", fa->farg[3] * tot.sca); |
381 |
< |
freefargs(fa); |
379 |
> |
fa.farg[0], fa.farg[1], fa.farg[2]); |
380 |
> |
printf(" %18.12g\n", fa.farg[3] * tot.sca); |
381 |
> |
freefargs(&fa); |
382 |
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return(0); |
383 |
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} |
384 |
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|
386 |
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m_spot(fin) /* transform arguments for spotlight */ |
387 |
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FILE *fin; |
388 |
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{ |
389 |
< |
double v[3]; |
390 |
< |
register FUNARGS *fa; |
389 |
> |
FVECT v; |
390 |
> |
FUNARGS fa; |
391 |
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|
392 |
< |
if ((fa = getfargs(fin)) == NULL) |
392 |
> |
if (readfargs(&fa, fin) != 1) |
393 |
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return(-1); |
394 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 7) |
394 |
> |
if (fa.nsargs != 0 || fa.nfargs != 7) |
395 |
|
return(-1); |
396 |
|
printf("0\n0\n7"); |
397 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
398 |
< |
fa->farg[0], fa->farg[1], fa->farg[2], fa->farg[3]); |
399 |
< |
multv3(v, fa->farg+4, tot.xfm); |
398 |
> |
fa.farg[0], fa.farg[1], fa.farg[2], fa.farg[3]); |
399 |
> |
multv3(v, fa.farg+4, tot.xfm); |
400 |
|
printf("\t%18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
401 |
< |
freefargs(fa); |
401 |
> |
freefargs(&fa); |
402 |
|
return(0); |
403 |
|
} |
404 |
|
|
407 |
|
FILE *fin; |
408 |
|
{ |
409 |
|
double pow(); |
410 |
< |
register FUNARGS *fa; |
410 |
> |
FUNARGS fa; |
411 |
|
|
412 |
< |
if ((fa = getfargs(fin)) == NULL) |
412 |
> |
if (readfargs(&fa, fin) != 1) |
413 |
|
return(-1); |
414 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 5) |
414 |
> |
if (fa.nsargs != 0 || fa.nfargs != 5) |
415 |
|
return(-1); |
416 |
|
printf("0\n0\n5"); |
417 |
|
printf(" %18.12g %18.12g %18.12g", |
418 |
< |
pow(fa->farg[0], 1.0/tot.sca), |
419 |
< |
pow(fa->farg[1], 1.0/tot.sca), |
420 |
< |
pow(fa->farg[2], 1.0/tot.sca)); |
421 |
< |
printf(" %18.12g %18.12g\n", fa->farg[3], fa->farg[4]); |
422 |
< |
freefargs(fa); |
418 |
> |
pow(fa.farg[0], 1.0/tot.sca), |
419 |
> |
pow(fa.farg[1], 1.0/tot.sca), |
420 |
> |
pow(fa.farg[2], 1.0/tot.sca)); |
421 |
> |
printf(" %18.12g %18.12g\n", fa.farg[3], fa.farg[4]); |
422 |
> |
freefargs(&fa); |
423 |
|
return(0); |
424 |
|
} |
425 |
|
|
428 |
|
FILE *fin; |
429 |
|
{ |
430 |
|
double pow(); |
431 |
< |
register FUNARGS *fa; |
431 |
> |
FUNARGS fa; |
432 |
|
|
433 |
< |
if ((fa = getfargs(fin)) == NULL) |
433 |
> |
if (readfargs(&fa, fin) != 1) |
434 |
|
return(-1); |
435 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
435 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
436 |
|
return(-1); |
437 |
|
printf("0\n0\n8\n"); |
438 |
|
printf("%18.12g %18.12g %18.12g", |
439 |
< |
pow(fa->farg[0], 1.0/tot.sca), |
440 |
< |
pow(fa->farg[1], 1.0/tot.sca), |
441 |
< |
pow(fa->farg[2], 1.0/tot.sca)); |
442 |
< |
printf(" %18.12g\n", fa->farg[3]); |
439 |
> |
pow(fa.farg[0], 1.0/tot.sca), |
440 |
> |
pow(fa.farg[1], 1.0/tot.sca), |
441 |
> |
pow(fa.farg[2], 1.0/tot.sca)); |
442 |
> |
printf(" %18.12g\n", fa.farg[3]); |
443 |
|
printf("%18.12g %18.12g %18.12g", |
444 |
< |
pow(fa->farg[4], 1.0/tot.sca), |
445 |
< |
pow(fa->farg[5], 1.0/tot.sca), |
446 |
< |
pow(fa->farg[6], 1.0/tot.sca)); |
447 |
< |
printf(" %18.12g\n", fa->farg[7]); |
448 |
< |
freefargs(fa); |
444 |
> |
pow(fa.farg[4], 1.0/tot.sca), |
445 |
> |
pow(fa.farg[5], 1.0/tot.sca), |
446 |
> |
pow(fa.farg[6], 1.0/tot.sca)); |
447 |
> |
printf(" %18.12g\n", fa.farg[7]); |
448 |
> |
freefargs(&fa); |
449 |
|
return(0); |
450 |
|
} |
451 |
|
|
454 |
|
FILE *fin; |
455 |
|
{ |
456 |
|
int i; |
457 |
< |
double v[3]; |
458 |
< |
register FUNARGS *fa; |
457 |
> |
FVECT v; |
458 |
> |
FUNARGS fa; |
459 |
|
|
460 |
< |
if ((fa = getfargs(fin)) == NULL) |
460 |
> |
if (readfargs(&fa, fin) != 1) |
461 |
|
return(-1); |
462 |
< |
if (fa->niargs != 0 || (fa->nfargs != 9 && |
436 |
< |
fa->nfargs != 11 && fa->nfargs != 15)) |
462 |
> |
if (fa.nfargs != 9 && fa.nfargs != 11 && fa.nfargs != 15) |
463 |
|
return(-1); |
464 |
|
/* string arguments */ |
465 |
< |
printf("%d", fa->nsargs); |
466 |
< |
for (i = 0; i < fa->nsargs; i++) |
467 |
< |
printf(" %s", fa->sarg[i]); |
468 |
< |
printf("\n0\n%d\n", fa->nfargs); |
465 |
> |
printf("%d", fa.nsargs); |
466 |
> |
for (i = 0; i < fa.nsargs; i++) |
467 |
> |
printf(" %s", fa.sarg[i]); |
468 |
> |
printf("\n0\n%d\n", fa.nfargs); |
469 |
|
/* anchor point */ |
470 |
< |
multp3(v, fa->farg, tot.xfm); |
470 |
> |
multp3(v, fa.farg, tot.xfm); |
471 |
|
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
472 |
|
/* right vector */ |
473 |
< |
multv3(v, fa->farg+3, tot.xfm); |
473 |
> |
multv3(v, fa.farg+3, tot.xfm); |
474 |
|
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
475 |
|
/* down vector */ |
476 |
< |
multv3(v, fa->farg+6, tot.xfm); |
476 |
> |
multv3(v, fa.farg+6, tot.xfm); |
477 |
|
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
478 |
|
/* forground and background */ |
479 |
< |
if (fa->nfargs == 11) |
480 |
< |
printf(" %18.12g %18.12g\n", fa->farg[9], fa->farg[10]); |
481 |
< |
else if (fa->nfargs == 15) { |
479 |
> |
if (fa.nfargs == 11) |
480 |
> |
printf(" %18.12g %18.12g\n", fa.farg[9], fa.farg[10]); |
481 |
> |
else if (fa.nfargs == 15) { |
482 |
|
printf(" %18.12g %18.12g %18.12g\n", |
483 |
< |
fa->farg[9], fa->farg[10], fa->farg[11]); |
483 |
> |
fa.farg[9], fa.farg[10], fa.farg[11]); |
484 |
|
printf(" %18.12g %18.12g %18.12g\n", |
485 |
< |
fa->farg[12], fa->farg[13], fa->farg[14]); |
485 |
> |
fa.farg[12], fa.farg[13], fa.farg[14]); |
486 |
|
} |
487 |
< |
freefargs(fa); |
487 |
> |
freefargs(&fa); |
488 |
|
return(0); |
489 |
|
} |
490 |
|
|
492 |
|
o_source(fin) /* transform source arguments */ |
493 |
|
FILE *fin; |
494 |
|
{ |
495 |
< |
double dv[3]; |
496 |
< |
register FUNARGS *fa; |
495 |
> |
FVECT dv; |
496 |
> |
FUNARGS fa; |
497 |
|
|
498 |
< |
if ((fa = getfargs(fin)) == NULL) |
498 |
> |
if (readfargs(&fa, fin) != 1) |
499 |
|
return(-1); |
500 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
500 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
501 |
|
return(-1); |
502 |
|
/* transform direction vector */ |
503 |
< |
multv3(dv, fa->farg, tot.xfm); |
503 |
> |
multv3(dv, fa.farg, tot.xfm); |
504 |
|
/* output */ |
505 |
|
printf("0\n0\n4"); |
506 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
507 |
< |
dv[0], dv[1], dv[2], fa->farg[3]); |
508 |
< |
freefargs(fa); |
507 |
> |
dv[0], dv[1], dv[2], fa.farg[3]); |
508 |
> |
freefargs(&fa); |
509 |
|
return(0); |
510 |
|
} |
511 |
|
|
513 |
|
o_sphere(fin) /* transform sphere arguments */ |
514 |
|
FILE *fin; |
515 |
|
{ |
516 |
< |
double cent[3], rad; |
517 |
< |
register FUNARGS *fa; |
516 |
> |
FVECT cent; |
517 |
> |
double rad; |
518 |
> |
FUNARGS fa; |
519 |
|
|
520 |
< |
if ((fa = getfargs(fin)) == NULL) |
520 |
> |
if (readfargs(&fa, fin) != 1) |
521 |
|
return(-1); |
522 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
522 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
523 |
|
return(-1); |
524 |
|
|
525 |
< |
multp3(cent, fa->farg, tot.xfm); /* transform center */ |
525 |
> |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
526 |
|
|
527 |
< |
rad = fa->farg[3] * tot.sca; /* scale radius */ |
527 |
> |
rad = fa.farg[3] * tot.sca; /* scale radius */ |
528 |
|
|
529 |
|
printf("0\n0\n4"); |
530 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
531 |
|
cent[0], cent[1], cent[2], rad); |
532 |
< |
freefargs(fa); |
532 |
> |
freefargs(&fa); |
533 |
|
return(0); |
534 |
|
} |
535 |
|
|
537 |
|
o_face(fin) /* transform face arguments */ |
538 |
|
FILE *fin; |
539 |
|
{ |
540 |
< |
double p[3]; |
540 |
> |
FVECT p; |
541 |
|
register int i; |
542 |
< |
register FUNARGS *fa; |
542 |
> |
FUNARGS fa; |
543 |
|
|
544 |
< |
if ((fa = getfargs(fin)) == NULL) |
544 |
> |
if (readfargs(&fa, fin) != 1) |
545 |
|
return(-1); |
546 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs % 3) |
546 |
> |
if (fa.nsargs != 0 || fa.nfargs % 3) |
547 |
|
return(-1); |
548 |
|
|
549 |
< |
printf("0\n0\n%d\n", fa->nfargs); |
549 |
> |
printf("0\n0\n%d\n", fa.nfargs); |
550 |
|
|
551 |
< |
for (i = 0; i < fa->nfargs; i += 3) { |
551 |
> |
for (i = 0; i < fa.nfargs; i += 3) { |
552 |
|
if (reverse) |
553 |
< |
multp3(p, fa->farg+(fa->nfargs-i-3), tot.xfm); |
553 |
> |
multp3(p, fa.farg+(fa.nfargs-i-3), tot.xfm); |
554 |
|
else |
555 |
< |
multp3(p, fa->farg+i, tot.xfm); |
555 |
> |
multp3(p, fa.farg+i, tot.xfm); |
556 |
|
printf(" %18.12g %18.12g %18.12g\n", p[0], p[1], p[2]); |
557 |
|
} |
558 |
< |
freefargs(fa); |
558 |
> |
freefargs(&fa); |
559 |
|
return(0); |
560 |
|
} |
561 |
|
|
563 |
|
o_cone(fin) /* transform cone and cup arguments */ |
564 |
|
FILE *fin; |
565 |
|
{ |
566 |
< |
double p0[3], p1[3], r0, r1; |
567 |
< |
register FUNARGS *fa; |
566 |
> |
FVECT p0, p1; |
567 |
> |
double r0, r1; |
568 |
> |
FUNARGS fa; |
569 |
|
|
570 |
< |
if ((fa = getfargs(fin)) == NULL) |
570 |
> |
if (readfargs(&fa, fin) != 1) |
571 |
|
return(-1); |
572 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
572 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
573 |
|
return(-1); |
574 |
|
|
575 |
|
printf("0\n0\n8\n"); |
576 |
|
|
577 |
< |
multp3(p0, fa->farg, tot.xfm); |
578 |
< |
multp3(p1, fa->farg+3, tot.xfm); |
579 |
< |
r0 = fa->farg[6] * tot.sca; |
580 |
< |
r1 = fa->farg[7] * tot.sca; |
577 |
> |
multp3(p0, fa.farg, tot.xfm); |
578 |
> |
multp3(p1, fa.farg+3, tot.xfm); |
579 |
> |
r0 = fa.farg[6] * tot.sca; |
580 |
> |
r1 = fa.farg[7] * tot.sca; |
581 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
582 |
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
583 |
|
printf(" %18.12g %18.12g\n", r0, r1); |
584 |
|
|
585 |
< |
freefargs(fa); |
585 |
> |
freefargs(&fa); |
586 |
|
return(0); |
587 |
|
} |
588 |
|
|
590 |
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
591 |
|
FILE *fin; |
592 |
|
{ |
593 |
< |
double p0[3], p1[3], rad; |
594 |
< |
register FUNARGS *fa; |
593 |
> |
FVECT p0, p1; |
594 |
> |
double rad; |
595 |
> |
FUNARGS fa; |
596 |
|
|
597 |
< |
if ((fa = getfargs(fin)) == NULL) |
597 |
> |
if (readfargs(&fa, fin) != 1) |
598 |
|
return(-1); |
599 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 7) |
599 |
> |
if (fa.nsargs != 0 || fa.nfargs != 7) |
600 |
|
return(-1); |
601 |
|
|
602 |
|
printf("0\n0\n7\n"); |
603 |
|
|
604 |
< |
multp3(p0, fa->farg, tot.xfm); |
605 |
< |
multp3(p1, fa->farg+3, tot.xfm); |
606 |
< |
rad = fa->farg[6] * tot.sca; |
604 |
> |
multp3(p0, fa.farg, tot.xfm); |
605 |
> |
multp3(p1, fa.farg+3, tot.xfm); |
606 |
> |
rad = fa.farg[6] * tot.sca; |
607 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
608 |
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
609 |
|
printf(" %18.12g\n", rad); |
610 |
< |
freefargs(fa); |
610 |
> |
freefargs(&fa); |
611 |
|
return(0); |
612 |
|
} |
613 |
|
|
615 |
|
o_ring(fin) /* transform ring arguments */ |
616 |
|
FILE *fin; |
617 |
|
{ |
618 |
< |
double p0[3], pd[3], r0, r1; |
619 |
< |
register FUNARGS *fa; |
618 |
> |
FVECT p0, pd; |
619 |
> |
double r0, r1; |
620 |
> |
FUNARGS fa; |
621 |
|
|
622 |
< |
if ((fa = getfargs(fin)) == NULL) |
622 |
> |
if (readfargs(&fa, fin) != 1) |
623 |
|
return(-1); |
624 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
624 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
625 |
|
return(-1); |
626 |
|
|
627 |
|
printf("0\n0\n8\n"); |
628 |
|
|
629 |
< |
multp3(p0, fa->farg, tot.xfm); |
630 |
< |
multv3(pd, fa->farg+3, tot.xfm); |
631 |
< |
r0 = fa->farg[6] * tot.sca; |
632 |
< |
r1 = fa->farg[7] * tot.sca; |
629 |
> |
multp3(p0, fa.farg, tot.xfm); |
630 |
> |
multv3(pd, fa.farg+3, tot.xfm); |
631 |
> |
if (invert) { |
632 |
> |
pd[0] = -pd[0]; |
633 |
> |
pd[1] = -pd[1]; |
634 |
> |
pd[2] = -pd[2]; |
635 |
> |
} |
636 |
> |
r0 = fa.farg[6] * tot.sca; |
637 |
> |
r1 = fa.farg[7] * tot.sca; |
638 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
639 |
|
printf(" %18.12g %18.12g %18.12g\n", pd[0], pd[1], pd[2]); |
640 |
|
printf(" %18.12g %18.12g\n", r0, r1); |
641 |
< |
freefargs(fa); |
641 |
> |
freefargs(&fa); |
642 |
|
return(0); |
643 |
|
} |
644 |
|
|
645 |
|
|
611 |
– |
FUNARGS * |
612 |
– |
getfargs(fp) /* get function arguments from stream */ |
613 |
– |
FILE *fp; |
614 |
– |
{ |
615 |
– |
char *strcpy(); |
616 |
– |
char sbuf[MAXSTR]; |
617 |
– |
int n; |
618 |
– |
register FUNARGS *fa; |
619 |
– |
register int i; |
620 |
– |
|
621 |
– |
if ((fa = (FUNARGS *)malloc((unsigned)sizeof(FUNARGS))) == NULL) |
622 |
– |
goto memerr; |
623 |
– |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
624 |
– |
return(NULL); |
625 |
– |
if (fa->nsargs = n) { |
626 |
– |
fa->sarg = (char **)malloc((unsigned)fa->nsargs*sizeof(char *)); |
627 |
– |
if (fa->sarg == NULL) |
628 |
– |
goto memerr; |
629 |
– |
for (i = 0; i < fa->nsargs; i++) { |
630 |
– |
if (fscanf(fp, "%s", sbuf) != 1) |
631 |
– |
return(NULL); |
632 |
– |
if ((fa->sarg[i] = malloc((unsigned)strlen(sbuf)+1)) == NULL) |
633 |
– |
goto memerr; |
634 |
– |
strcpy(fa->sarg[i], sbuf); |
635 |
– |
} |
636 |
– |
} else |
637 |
– |
fa->sarg = NULL; |
638 |
– |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
639 |
– |
return(NULL); |
640 |
– |
if (fa->niargs = n) { |
641 |
– |
fa->iarg = (int *)malloc((unsigned)fa->niargs*sizeof(int)); |
642 |
– |
if (fa->iarg == NULL) |
643 |
– |
goto memerr; |
644 |
– |
for (i = 0; i < fa->niargs; i++) |
645 |
– |
if (fscanf(fp, "%d", &fa->iarg[i]) != 1) |
646 |
– |
return(NULL); |
647 |
– |
} else |
648 |
– |
fa->iarg = NULL; |
649 |
– |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
650 |
– |
return(NULL); |
651 |
– |
if (fa->nfargs = n) { |
652 |
– |
fa->farg = (double *)malloc((unsigned)fa->nfargs*sizeof(double)); |
653 |
– |
if (fa->farg == NULL) |
654 |
– |
goto memerr; |
655 |
– |
for (i = 0; i < fa->nfargs; i++) |
656 |
– |
if (fscanf(fp, "%lf", &fa->farg[i]) != 1) |
657 |
– |
return(NULL); |
658 |
– |
} else |
659 |
– |
fa->farg = NULL; |
660 |
– |
return(fa); |
661 |
– |
memerr: |
662 |
– |
fprintf(stderr, "%s: out of memory in getfargs\n", progname); |
663 |
– |
exit(1); |
664 |
– |
} |
665 |
– |
|
666 |
– |
|
667 |
– |
freefargs(fa) /* free memory associated with fa */ |
668 |
– |
register FUNARGS *fa; |
669 |
– |
{ |
670 |
– |
register int i; |
671 |
– |
|
672 |
– |
for (i = 0; i < fa->nsargs; i++) |
673 |
– |
free(fa->sarg[i]); |
674 |
– |
if (fa->nsargs) |
675 |
– |
free(fa->sarg); |
676 |
– |
if (fa->niargs) |
677 |
– |
free(fa->iarg); |
678 |
– |
if (fa->nfargs) |
679 |
– |
free(fa->farg); |
680 |
– |
free(fa); |
681 |
– |
} |
682 |
– |
|
683 |
– |
|
646 |
|
initotypes() /* initialize ofun[] array */ |
647 |
|
{ |
648 |
|
extern int o_source(); |
689 |
|
ofun[PAT_BTEXT].funp = |
690 |
|
ofun[MIX_TEXT].funp = text; |
691 |
|
ofun[ALIAS].funp = alias; |
692 |
+ |
/* surface inverses */ |
693 |
+ |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
694 |
+ |
tinvers[OBJ_CONE] = OBJ_CUP; |
695 |
+ |
tinvers[OBJ_CUP] = OBJ_CONE; |
696 |
+ |
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
697 |
+ |
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
698 |
+ |
tinvers[OBJ_RING] = OBJ_RING; |
699 |
+ |
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
700 |
+ |
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
701 |
+ |
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
702 |
|
} |