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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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char *idprefix = NULL; /* prefix for object identifiers */ |
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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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#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(), *fgetword(); |
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#define progname (xav[0]) |
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#define progname (xav[0]) |
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main(argc, argv) /* get transform options and transform file */ |
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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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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++; |
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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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} |
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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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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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progname, fname, typ); |
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exit(1); |
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} |
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if (issurface(fn)) |
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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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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, nam); |
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else |
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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) != 1) |
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return(-1); |
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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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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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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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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) != 1) |
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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) != 1) |
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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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if (readfargs(&fa, fin) != 1) |
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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) != 1) |
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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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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 */ |
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if (fa.nfargs == 11) |
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printf(" %18.12g %18.12g\n", fa.farg[9], fa.farg[10]); |
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else if (fa.nfargs == 15) { |
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printf(" %18.12g %18.12g %18.12g\n", |
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fa.farg[9], fa.farg[10], fa.farg[11]); |
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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]); |
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printf(" %18.12g %18.12g %18.12g", v[0], v[1], v[2]); |
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/* remaining arguments */ |
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for (i = 9; i < fa.nfargs; i++) { |
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if (i%3 == 0) |
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putchar('\n'); |
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printf(" %18.12g", fa.farg[i]); |
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} |
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putchar('\n'); |
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freefargs(&fa); |
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return(0); |
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} |
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o_source(fin) /* transform source arguments */ |
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FILE *fin; |
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{ |
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double dv[3]; |
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FUNARGS fa; |
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FVECT dv; |
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FUNARGS fa; |
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if (readfargs(&fa, fin) != 1) |
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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; |
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FVECT cent; |
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double rad; |
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FUNARGS fa; |
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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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multp3(cent, fa.farg, tot.xfm); /* transform center */ |
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multp3(cent, fa.farg, tot.xfm); /* transform center */ |
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rad = fa.farg[3] * tot.sca; /* scale radius */ |
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o_face(fin) /* transform face arguments */ |
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FILE *fin; |
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{ |
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double p[3]; |
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FVECT p; |
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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) != 1) |
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return(-1); |
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o_cone(fin) /* transform cone and cup arguments */ |
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FILE *fin; |
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{ |
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double p0[3], p1[3], r0, r1; |
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FUNARGS fa; |
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FVECT p0, p1; |
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double r0, r1; |
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FUNARGS fa; |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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o_cylinder(fin) /* transform cylinder and tube arguments */ |
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FILE *fin; |
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{ |
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double p0[3], p1[3], rad; |
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FUNARGS fa; |
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FVECT p0, p1; |
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double rad; |
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FUNARGS fa; |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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o_ring(fin) /* transform ring arguments */ |
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FILE *fin; |
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{ |
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double p0[3], pd[3], r0, r1; |
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FUNARGS fa; |
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FVECT p0, pd; |
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double r0, r1; |
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FUNARGS fa; |
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if (readfargs(&fa, fin) != 1) |
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return(-1); |
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initotypes() /* initialize ofun[] array */ |
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{ |
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extern int o_source(); |
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extern int o_sphere(); |
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extern int o_face(); |
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extern int o_cone(); |
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extern int o_cylinder(); |
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extern int o_ring(); |
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extern int m_glow(); |
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extern int m_spot(); |
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extern int m_dielectric(); |
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extern int m_interface(); |
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extern int text(); |
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extern int alias(); |
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extern int passargs(); |
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extern int addxform(); |
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register int i; |
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if (ofun[OBJ_SOURCE].funp == o_source) |
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ofun[MIX_TEXT].funp = text; |
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ofun[ALIAS].funp = alias; |
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/* surface inverses */ |
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tinvers[OBJ_FACE] = OBJ_FACE; |
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tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
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tinvers[OBJ_CONE] = OBJ_CUP; |
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tinvers[OBJ_CUP] = OBJ_CONE; |