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/* Copyright (c) 1991 Regents of the University of California */ |
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/* Copyright (c) 1992 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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|
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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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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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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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#define ALIAS NUMOTYPE /* put alias at end of array */ |
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|
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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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FUN ofun[NUMTYPES] = INIT_OTYPE; /* default types and actions */ |
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extern char *malloc(); |
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short tinvers[NUMOTYPE]; /* inverse types for surfaces */ |
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#define progname (xav[0]) |
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extern char *malloc(), *fgetword(); |
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#define progname (xav[0]) |
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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': |
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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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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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fgetline(buf, sizeof(buf), fin); |
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if (expand) { |
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if (xac > 2) { |
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if ((pin = popen(buf+1, "r")) == NULL) { |
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fprintf(stderr, |
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"%s: (%s): cannot execute \"%s\"\n", |
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progname, fname, buf); |
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exit(1); |
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} |
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xform(buf, pin); |
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pclose(pin); |
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} else { |
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fflush(stdout); |
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system(buf+1); |
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if ((pin = popen(buf+1, "r")) == NULL) { |
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fprintf(stderr, "%s: (%s): cannot execute \"%s\"\n", |
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progname, fname, buf); |
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exit(1); |
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} |
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xform(buf, pin); |
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pclose(pin); |
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} else { |
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printf("\n%s", buf); |
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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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} |
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printf("\n%s %s ", newmod!=NULL && issurface(fn) ? newmod : nam, typ); |
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/* object name */ |
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fscanf(fin, "%s", nam); |
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if (idprefix != NULL && issurface(fn)) |
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printf("%s.%s\n", idprefix, nam); |
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if (ismodifier(fn)) |
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printf("\n%s %s ", nam, typ); |
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else |
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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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/* object name */ |
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fgetword(nam, sizeof(nam), fin); |
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if (idprefix == NULL || ismodifier(fn)) |
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printf("%s\n", nam); |
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else |
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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) { |
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fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
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FILE *fin; |
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{ |
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register int i; |
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FUNARGS fa; |
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FUNARGS fa; |
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if (readfargs(&fa, fin) <= 0) |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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/* string arguments */ |
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printf("%d", fa.nsargs); |
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for (i = 0; i < fa.nsargs; i++) |
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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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#ifdef IARGS |
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/* integer arguments */ |
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printf("%d", fa.niargs); |
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for (i = 0; i < fa.niargs; i++) |
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printf(" %d", fa.iarg[i]); |
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printf("\n"); |
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#else |
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printf("0\n"); |
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#endif |
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/* float arguments */ |
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printf("%d", fa.nfargs); |
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FILE *fin; |
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{ |
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register int i; |
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FUNARGS fa; |
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int resetarr = 0; |
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FUNARGS fa; |
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|
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if (readfargs(&fa, fin) <= 0) |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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/* string arguments */ |
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printf("%d", fa.nsargs + xac-xfa); |
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if (xac > xfa && strcmp(xav[xfa], "-i")) |
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resetarr = 2; |
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printf("%d", fa.nsargs + resetarr + xac-xfa); |
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for (i = 0; i < fa.nsargs; i++) |
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printf(" %s", fa.sarg[i]); |
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if (resetarr) |
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printf(" -i 1"); |
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for (i = xfa; i < xac; i++) /* add xf arguments */ |
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printf(" %s", xav[i]); |
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printf("\n"); |
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#ifdef IARGS |
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#ifdef IARGS |
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/* integer arguments */ |
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printf("%d", fa.niargs); |
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for (i = 0; i < fa.niargs; i++) |
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printf(" %d", fa.iarg[i]); |
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printf("\n"); |
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#else |
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printf("0\n"); |
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#endif |
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/* float arguments */ |
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printf("%d", fa.nfargs); |
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{ |
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char aliasnm[MAXSTR]; |
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if (fscanf(fin, "%s", aliasnm) != 1) |
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if (fgetword(aliasnm, MAXSTR, fin) == NULL) |
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return(-1); |
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printf("\t%s\n", aliasnm); |
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return(0); |
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m_glow(fin) /* transform arguments for proximity light */ |
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FILE *fin; |
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{ |
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FUNARGS fa; |
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FUNARGS fa; |
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if (readfargs(&fa, fin) <= 0) |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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if (fa.nsargs != 0 || fa.nfargs != 4) |
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return(-1); |
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m_spot(fin) /* transform arguments for spotlight */ |
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FILE *fin; |
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{ |
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double v[3]; |
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FUNARGS fa; |
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FVECT v; |
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FUNARGS fa; |
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if (readfargs(&fa, fin) <= 0) |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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if (fa.nsargs != 0 || fa.nfargs != 7) |
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return(-1); |
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m_dielectric(fin) /* transform arguments for dielectric */ |
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FILE *fin; |
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{ |
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double pow(); |
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FUNARGS fa; |
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FUNARGS fa; |
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|
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if (readfargs(&fa, fin) <= 0) |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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if (fa.nsargs != 0 || fa.nfargs != 5) |
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return(-1); |
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m_interface(fin) /* transform arguments for interface */ |
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FILE *fin; |
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{ |
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double pow(); |
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FUNARGS fa; |
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FUNARGS fa; |
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if (readfargs(&fa, fin) <= 0) |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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if (fa.nsargs != 0 || fa.nfargs != 8) |
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return(-1); |
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FILE *fin; |
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{ |
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int i; |
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double v[3]; |
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FUNARGS fa; |
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FVECT v; |
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FUNARGS fa; |
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|
453 |
< |
if (readfargs(&fa, fin) <= 0) |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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if (fa.nfargs != 9 && fa.nfargs != 11 && fa.nfargs != 15) |
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if (fa.nfargs < 9) |
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return(-1); |
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/* string arguments */ |
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printf("%d", fa.nsargs); |
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printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
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/* down vector */ |
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multv3(v, fa.farg+6, tot.xfm); |
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printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
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/* forground and background */ |
472 |
< |
if (fa.nfargs == 11) |
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< |
printf(" %18.12g %18.12g\n", fa.farg[9], fa.farg[10]); |
474 |
< |
else if (fa.nfargs == 15) { |
475 |
< |
printf(" %18.12g %18.12g %18.12g\n", |
456 |
< |
fa.farg[9], fa.farg[10], fa.farg[11]); |
457 |
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printf(" %18.12g %18.12g %18.12g\n", |
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fa.farg[12], fa.farg[13], fa.farg[14]); |
470 |
> |
printf(" %18.12g %18.12g %18.12g", v[0], v[1], v[2]); |
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> |
/* remaining arguments */ |
472 |
> |
for (i = 9; i < fa.nfargs; i++) { |
473 |
> |
if (i%3 == 0) |
474 |
> |
putchar('\n'); |
475 |
> |
printf(" %18.12g", fa.farg[i]); |
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} |
477 |
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putchar('\n'); |
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freefargs(&fa); |
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return(0); |
480 |
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} |
483 |
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o_source(fin) /* transform source arguments */ |
484 |
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FILE *fin; |
485 |
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{ |
486 |
< |
double dv[3]; |
487 |
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FUNARGS fa; |
486 |
> |
FVECT dv; |
487 |
> |
FUNARGS fa; |
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|
489 |
< |
if (readfargs(&fa, fin) <= 0) |
489 |
> |
if (readfargs(&fa, fin) != 1) |
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return(-1); |
491 |
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if (fa.nsargs != 0 || fa.nfargs != 4) |
492 |
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return(-1); |
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o_sphere(fin) /* transform sphere arguments */ |
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FILE *fin; |
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{ |
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< |
double cent[3], rad; |
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< |
FUNARGS fa; |
507 |
> |
FVECT cent; |
508 |
> |
double rad; |
509 |
> |
FUNARGS fa; |
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|
511 |
< |
if (readfargs(&fa, fin) <= 0) |
511 |
> |
if (readfargs(&fa, fin) != 1) |
512 |
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return(-1); |
513 |
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if (fa.nsargs != 0 || fa.nfargs != 4) |
514 |
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return(-1); |
515 |
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|
516 |
< |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
516 |
> |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
517 |
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|
518 |
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rad = fa.farg[3] * tot.sca; /* scale radius */ |
519 |
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|
528 |
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o_face(fin) /* transform face arguments */ |
529 |
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FILE *fin; |
530 |
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{ |
531 |
< |
double p[3]; |
531 |
> |
FVECT p; |
532 |
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register int i; |
533 |
< |
FUNARGS fa; |
533 |
> |
FUNARGS fa; |
534 |
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|
535 |
< |
if (readfargs(&fa, fin) <= 0) |
535 |
> |
if (readfargs(&fa, fin) != 1) |
536 |
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return(-1); |
537 |
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if (fa.nsargs != 0 || fa.nfargs % 3) |
538 |
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return(-1); |
554 |
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o_cone(fin) /* transform cone and cup arguments */ |
555 |
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FILE *fin; |
556 |
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{ |
557 |
< |
double p0[3], p1[3], r0, r1; |
558 |
< |
FUNARGS fa; |
557 |
> |
FVECT p0, p1; |
558 |
> |
double r0, r1; |
559 |
> |
FUNARGS fa; |
560 |
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|
561 |
< |
if (readfargs(&fa, fin) <= 0) |
561 |
> |
if (readfargs(&fa, fin) != 1) |
562 |
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return(-1); |
563 |
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if (fa.nsargs != 0 || fa.nfargs != 8) |
564 |
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return(-1); |
581 |
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o_cylinder(fin) /* transform cylinder and tube arguments */ |
582 |
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FILE *fin; |
583 |
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{ |
584 |
< |
double p0[3], p1[3], rad; |
585 |
< |
FUNARGS fa; |
584 |
> |
FVECT p0, p1; |
585 |
> |
double rad; |
586 |
> |
FUNARGS fa; |
587 |
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|
588 |
< |
if (readfargs(&fa, fin) <= 0) |
588 |
> |
if (readfargs(&fa, fin) != 1) |
589 |
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return(-1); |
590 |
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if (fa.nsargs != 0 || fa.nfargs != 7) |
591 |
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return(-1); |
606 |
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o_ring(fin) /* transform ring arguments */ |
607 |
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FILE *fin; |
608 |
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{ |
609 |
< |
double p0[3], pd[3], r0, r1; |
610 |
< |
FUNARGS fa; |
609 |
> |
FVECT p0, pd; |
610 |
> |
double r0, r1; |
611 |
> |
FUNARGS fa; |
612 |
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|
613 |
< |
if (readfargs(&fa, fin) <= 0) |
613 |
> |
if (readfargs(&fa, fin) != 1) |
614 |
|
return(-1); |
615 |
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if (fa.nsargs != 0 || fa.nfargs != 8) |
616 |
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return(-1); |
619 |
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|
620 |
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multp3(p0, fa.farg, tot.xfm); |
621 |
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multv3(pd, fa.farg+3, tot.xfm); |
622 |
+ |
if (invert) { |
623 |
+ |
pd[0] = -pd[0]; |
624 |
+ |
pd[1] = -pd[1]; |
625 |
+ |
pd[2] = -pd[2]; |
626 |
+ |
} |
627 |
|
r0 = fa.farg[6] * tot.sca; |
628 |
|
r1 = fa.farg[7] * tot.sca; |
629 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
680 |
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ofun[PAT_BTEXT].funp = |
681 |
|
ofun[MIX_TEXT].funp = text; |
682 |
|
ofun[ALIAS].funp = alias; |
683 |
+ |
/* surface inverses */ |
684 |
+ |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
685 |
+ |
tinvers[OBJ_CONE] = OBJ_CUP; |
686 |
+ |
tinvers[OBJ_CUP] = OBJ_CONE; |
687 |
+ |
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
688 |
+ |
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
689 |
+ |
tinvers[OBJ_RING] = OBJ_RING; |
690 |
+ |
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
691 |
+ |
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
692 |
+ |
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
693 |
|
} |