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/* Copyright (c) 1986 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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* 11/6/86 Finally added error checking! |
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*/ |
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|
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#include <stdio.h> |
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#include "standard.h" |
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#include <ctype.h> |
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#include "object.h" |
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typedef struct { |
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char *funame; /* function name */ |
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int (*funp)(); /* pointer to function */ |
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} FUN; |
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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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char **xav; /* global xform argument pointer */ |
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int xfa; /* start of xf arguments */ |
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|
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double totxform[4][4]; /* total transformation matrix */ |
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double totscale; /* total scale factor */ |
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int reverse; /* boolean true if scene inverted */ |
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XF tot; /* total transformation */ |
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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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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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#define ALIAS NUMOTYPE /* put alias at end of array */ |
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|
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FUN ofun[] = { |
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{ "source", o_source }, |
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{ "sphere", o_sphere }, |
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{ "bubble", o_sphere }, |
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{ "polygon", o_face }, |
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{ "cone", o_cone }, |
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{ "cup", o_cone }, |
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{ "cylinder", o_cylinder }, |
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{ "tube", o_cylinder }, |
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{ "ring", o_ring }, |
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{ "instance", addxform }, |
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{ "alias", alias }, |
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{ "antimatter", passargs }, |
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{ "glow", m_glow }, |
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{ "spotlight", m_spot }, |
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{ "dielectric", m_dielectric }, |
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{ "interface", m_interface }, |
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{ "colortext", text }, |
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{ "brighttext", text }, |
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{ "texfunc", addxform }, |
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{ "texdata", addxform }, |
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{ "colorfunc", addxform }, |
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{ "brightfunc", addxform }, |
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{ "colorpict", addxform }, |
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{ "colordata", addxform }, |
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{ "brightdata", addxform }, |
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{ "mixfunc", addxform }, |
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{ "mixdata", addxform }, |
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{ "mixtext", text }, |
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{ "light", passargs }, |
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{ "illum", passargs }, |
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{ "plastic", passargs }, |
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{ "metal", passargs }, |
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{ "trans", passargs }, |
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{ "glass", passargs }, |
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{ 0 } /* terminator */ |
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}; |
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#define NUMTYPES (NUMOTYPE+1) /* total number of object types */ |
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|
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#define issurface(t) ((t)<=9) |
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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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FUNARGS *getfargs(); |
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char *malloc(); |
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#define progname (xav[0]) |
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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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if (!strcmp(argv[a], "-a")) |
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return(doarray(argc, argv, a)); |
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initotypes(); |
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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': |
69 |
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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; |
83 |
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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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xav = argv; |
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xfa = a; |
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|
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totscale = 1.0; |
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setident4(totxform); |
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a += xf(&tot, argc-a, argv+a); |
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|
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a += xf(totxform, &totscale, argc-a, argv+a); |
97 |
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if (reverse = tot.sca < 0.0) |
98 |
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tot.sca = -tot.sca; |
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if (invert) |
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reverse = !reverse; |
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|
146 |
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if (reverse = totscale < 0.0) |
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totscale = -totscale; |
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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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argv[0], argv[a]); |
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exit(1); |
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} |
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xac = a; |
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|
108 |
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putchar('#'); /* simple header */ |
108 |
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xac = a; |
109 |
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/* simple header */ |
110 |
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putchar('#'); |
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for (a = 0; a < xac; a++) |
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printf(" %s", xav[a]); |
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putchar('\n'); |
114 |
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|
115 |
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if (a == argc) |
114 |
> |
/* transform input */ |
115 |
> |
if (xac == argc) |
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xform("standard input", stdin); |
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else |
118 |
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for ( ; a < argc; a++) { |
118 |
> |
for (a = xac; a < argc; a++) { |
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if ((fp = fopen(argv[a], "r")) == NULL) { |
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fprintf(stderr, "%s: cannot open \"%s\"\n", |
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progname, argv[a]); |
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} |
170 |
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|
171 |
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|
172 |
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xform(name, fin) /* transform stream by totxform */ |
172 |
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xform(name, fin) /* transform stream by tot.xfm */ |
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char *name; |
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register FILE *fin; |
175 |
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{ |
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|
198 |
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|
199 |
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xfcomm(fname, fin) /* transform a command */ |
200 |
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char *fname; |
201 |
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FILE *fin; |
202 |
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{ |
203 |
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FILE *popen(); |
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xform(buf, pin); |
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pclose(pin); |
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} else { |
219 |
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printf("\n%s | %s -e", buf, xav[0]); |
220 |
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for (i = 1; i < xac; i++) |
221 |
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printf(" %s", xav[i]); |
219 |
> |
printf("\n%s", buf); |
220 |
> |
if (xac > 1) { |
221 |
> |
printf(" | %s -e", xav[0]); |
222 |
> |
for (i = 1; i < xac; i++) |
223 |
> |
printf(" %s", xav[i]); |
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} |
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putchar('\n'); |
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} |
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} |
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char *fname; |
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FILE *fin; |
233 |
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{ |
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char stmp[MAXSTR]; |
234 |
> |
extern char *strcpy(); |
235 |
> |
char typ[16], nam[MAXSTR]; |
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int fn; |
237 |
< |
|
238 |
< |
fscanf(fin, "%s", stmp); /* modifier */ |
239 |
< |
printf("\n%s ", stmp); |
240 |
< |
fscanf(fin, "%s", stmp); /* object type */ |
241 |
< |
if ((fn = otype(stmp)) < 0) { |
237 |
> |
/* modifier and type */ |
238 |
> |
strcpy(typ, "EOF"); |
239 |
> |
fgetword(nam, sizeof(nam), fin); |
240 |
> |
fgetword(typ, sizeof(typ), fin); |
241 |
> |
if ((fn = otype(typ)) < 0) { |
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fprintf(stderr, "%s: (%s): unknown object type \"%s\"\n", |
243 |
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progname, fname, stmp); |
243 |
> |
progname, fname, typ); |
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exit(1); |
245 |
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} |
246 |
< |
printf("%s ", stmp); |
247 |
< |
fscanf(fin, "%s", stmp); /* object name */ |
289 |
< |
if (idprefix != NULL && issurface(fn)) |
290 |
< |
printf("%s.%s\n", idprefix, stmp); |
246 |
> |
if (ismodifier(fn)) |
247 |
> |
printf("\n%s %s ", nam, typ); |
248 |
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else |
249 |
< |
printf("%s\n", stmp); |
250 |
< |
/* transform arguments */ |
249 |
> |
printf("\n%s %s ", newmod != NULL ? newmod : nam, |
250 |
> |
invert ? ofun[tinvers[fn]].funame : typ); |
251 |
> |
/* object name */ |
252 |
> |
fgetword(nam, sizeof(nam), fin); |
253 |
> |
if (idprefix == NULL || ismodifier(fn)) |
254 |
> |
printf("%s\n", nam); |
255 |
> |
else |
256 |
> |
printf("%s.%s\n", idprefix, nam); |
257 |
> |
/* transform arguments */ |
258 |
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if ((*ofun[fn].funp)(fin) < 0) { |
259 |
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fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
260 |
< |
progname, fname, ofun[fn].funame, stmp); |
260 |
> |
progname, fname, ofun[fn].funame, nam); |
261 |
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exit(1); |
262 |
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} |
263 |
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} |
264 |
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|
265 |
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|
266 |
< |
passargs(fin) /* pass on arguments unchanged */ |
266 |
> |
o_default(fin) /* pass on arguments unchanged */ |
267 |
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FILE *fin; |
268 |
|
{ |
269 |
|
register int i; |
270 |
< |
register FUNARGS *fa; |
270 |
> |
FUNARGS fa; |
271 |
|
|
272 |
< |
if ((fa = getfargs(fin)) == NULL) |
272 |
> |
if (readfargs(&fa, fin) != 1) |
273 |
|
return(-1); |
274 |
|
/* string arguments */ |
275 |
< |
printf("%d", fa->nsargs); |
276 |
< |
for (i = 0; i < fa->nsargs; i++) |
277 |
< |
printf(" %s", fa->sarg[i]); |
275 |
> |
printf("%d", fa.nsargs); |
276 |
> |
for (i = 0; i < fa.nsargs; i++) |
277 |
> |
printf(" %s", fa.sarg[i]); |
278 |
|
printf("\n"); |
279 |
+ |
#ifdef IARGS |
280 |
|
/* integer arguments */ |
281 |
< |
printf("%d", fa->niargs); |
282 |
< |
for (i = 0; i < fa->niargs; i++) |
283 |
< |
printf(" %d", fa->iarg[i]); |
281 |
> |
printf("%d", fa.niargs); |
282 |
> |
for (i = 0; i < fa.niargs; i++) |
283 |
> |
printf(" %d", fa.iarg[i]); |
284 |
|
printf("\n"); |
285 |
+ |
#else |
286 |
+ |
printf("0\n"); |
287 |
+ |
#endif |
288 |
|
/* float arguments */ |
289 |
< |
printf("%d", fa->nfargs); |
290 |
< |
for (i = 0; i < fa->nfargs; i++) |
291 |
< |
printf(" %18.12g", fa->farg[i]); |
289 |
> |
printf("%d", fa.nfargs); |
290 |
> |
for (i = 0; i < fa.nfargs; i++) |
291 |
> |
printf(" %18.12g", fa.farg[i]); |
292 |
|
printf("\n"); |
293 |
< |
freefargs(fa); |
293 |
> |
freefargs(&fa); |
294 |
|
return(0); |
295 |
|
} |
296 |
|
|
299 |
|
FILE *fin; |
300 |
|
{ |
301 |
|
register int i; |
302 |
< |
register FUNARGS *fa; |
302 |
> |
int resetarr = 0; |
303 |
> |
FUNARGS fa; |
304 |
|
|
305 |
< |
if ((fa = getfargs(fin)) == NULL) |
305 |
> |
if (readfargs(&fa, fin) != 1) |
306 |
|
return(-1); |
307 |
|
/* string arguments */ |
308 |
< |
printf("%d", fa->nsargs + xac-xfa); |
309 |
< |
for (i = 0; i < fa->nsargs; i++) |
310 |
< |
printf(" %s", fa->sarg[i]); |
308 |
> |
if (xac > xfa && strcmp(xav[xfa], "-i")) |
309 |
> |
resetarr = 2; |
310 |
> |
printf("%d", fa.nsargs + resetarr + xac-xfa); |
311 |
> |
for (i = 0; i < fa.nsargs; i++) |
312 |
> |
printf(" %s", fa.sarg[i]); |
313 |
> |
if (resetarr) |
314 |
> |
printf(" -i 1"); |
315 |
|
for (i = xfa; i < xac; i++) /* add xf arguments */ |
316 |
|
printf(" %s", xav[i]); |
317 |
|
printf("\n"); |
318 |
+ |
#ifdef IARGS |
319 |
|
/* integer arguments */ |
320 |
< |
printf("%d", fa->niargs); |
321 |
< |
for (i = 0; i < fa->niargs; i++) |
322 |
< |
printf(" %d", fa->iarg[i]); |
320 |
> |
printf("%d", fa.niargs); |
321 |
> |
for (i = 0; i < fa.niargs; i++) |
322 |
> |
printf(" %d", fa.iarg[i]); |
323 |
|
printf("\n"); |
324 |
+ |
#else |
325 |
+ |
printf("0\n"); |
326 |
+ |
#endif |
327 |
|
/* float arguments */ |
328 |
< |
printf("%d", fa->nfargs); |
329 |
< |
for (i = 0; i < fa->nfargs; i++) |
330 |
< |
printf(" %18.12g", fa->farg[i]); |
328 |
> |
printf("%d", fa.nfargs); |
329 |
> |
for (i = 0; i < fa.nfargs; i++) |
330 |
> |
printf(" %18.12g", fa.farg[i]); |
331 |
|
printf("\n"); |
332 |
< |
freefargs(fa); |
332 |
> |
freefargs(&fa); |
333 |
|
return(0); |
334 |
|
} |
335 |
|
|
340 |
|
{ |
341 |
|
register int i; |
342 |
|
|
343 |
< |
for (i = 0; ofun[i].funame != NULL; i++) |
343 |
> |
for (i = 0; i < NUMTYPES; i++) |
344 |
|
if (!strcmp(ofun[i].funame, ofname)) |
345 |
|
return(i); |
346 |
|
|
351 |
|
alias(fin) /* transfer alias */ |
352 |
|
FILE *fin; |
353 |
|
{ |
354 |
< |
char alias[MAXSTR]; |
354 |
> |
char aliasnm[MAXSTR]; |
355 |
|
|
356 |
< |
if (fscanf(fin, "%s", alias) != 1) |
356 |
> |
if (fgetword(aliasnm, MAXSTR, fin) == NULL) |
357 |
|
return(-1); |
358 |
< |
printf("\t%s\n", alias); |
358 |
> |
printf("\t%s\n", aliasnm); |
359 |
|
return(0); |
360 |
|
} |
361 |
|
|
363 |
|
m_glow(fin) /* transform arguments for proximity light */ |
364 |
|
FILE *fin; |
365 |
|
{ |
366 |
< |
register FUNARGS *fa; |
366 |
> |
FUNARGS fa; |
367 |
|
|
368 |
< |
if ((fa = getfargs(fin)) == NULL) |
368 |
> |
if (readfargs(&fa, fin) != 1) |
369 |
|
return(-1); |
370 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
370 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
371 |
|
return(-1); |
372 |
|
printf("0\n0\n4"); |
373 |
|
printf(" %18.12g %18.12g %18.12g", |
374 |
< |
fa->farg[0], fa->farg[1], fa->farg[2]); |
375 |
< |
printf(" %18.12g\n", fa->farg[3] * totscale); |
376 |
< |
freefargs(fa); |
374 |
> |
fa.farg[0], fa.farg[1], fa.farg[2]); |
375 |
> |
printf(" %18.12g\n", fa.farg[3] * tot.sca); |
376 |
> |
freefargs(&fa); |
377 |
|
return(0); |
378 |
|
} |
379 |
|
|
381 |
|
m_spot(fin) /* transform arguments for spotlight */ |
382 |
|
FILE *fin; |
383 |
|
{ |
384 |
< |
double v[3]; |
385 |
< |
register FUNARGS *fa; |
384 |
> |
FVECT v; |
385 |
> |
FUNARGS fa; |
386 |
|
|
387 |
< |
if ((fa = getfargs(fin)) == NULL) |
387 |
> |
if (readfargs(&fa, fin) != 1) |
388 |
|
return(-1); |
389 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 7) |
389 |
> |
if (fa.nsargs != 0 || fa.nfargs != 7) |
390 |
|
return(-1); |
391 |
|
printf("0\n0\n7"); |
392 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
393 |
< |
fa->farg[0], fa->farg[1], fa->farg[2], fa->farg[3]); |
394 |
< |
multv3(v, fa->farg+4, totxform); |
393 |
> |
fa.farg[0], fa.farg[1], fa.farg[2], fa.farg[3]); |
394 |
> |
multv3(v, fa.farg+4, tot.xfm); |
395 |
|
printf("\t%18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
396 |
< |
freefargs(fa); |
396 |
> |
freefargs(&fa); |
397 |
|
return(0); |
398 |
|
} |
399 |
|
|
401 |
|
m_dielectric(fin) /* transform arguments for dielectric */ |
402 |
|
FILE *fin; |
403 |
|
{ |
404 |
< |
double pow(); |
405 |
< |
register FUNARGS *fa; |
404 |
> |
double pow(); |
405 |
> |
FUNARGS fa; |
406 |
|
|
407 |
< |
if ((fa = getfargs(fin)) == NULL) |
407 |
> |
if (readfargs(&fa, fin) != 1) |
408 |
|
return(-1); |
409 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 5) |
409 |
> |
if (fa.nsargs != 0 || fa.nfargs != 5) |
410 |
|
return(-1); |
411 |
|
printf("0\n0\n5"); |
412 |
|
printf(" %18.12g %18.12g %18.12g", |
413 |
< |
pow(fa->farg[0], 1.0/totscale), |
414 |
< |
pow(fa->farg[1], 1.0/totscale), |
415 |
< |
pow(fa->farg[2], 1.0/totscale)); |
416 |
< |
printf(" %18.12g %18.12g\n", fa->farg[3], fa->farg[4]); |
417 |
< |
freefargs(fa); |
413 |
> |
pow(fa.farg[0], 1.0/tot.sca), |
414 |
> |
pow(fa.farg[1], 1.0/tot.sca), |
415 |
> |
pow(fa.farg[2], 1.0/tot.sca)); |
416 |
> |
printf(" %18.12g %18.12g\n", fa.farg[3], fa.farg[4]); |
417 |
> |
freefargs(&fa); |
418 |
|
return(0); |
419 |
|
} |
420 |
|
|
422 |
|
m_interface(fin) /* transform arguments for interface */ |
423 |
|
FILE *fin; |
424 |
|
{ |
425 |
< |
double pow(); |
426 |
< |
register FUNARGS *fa; |
425 |
> |
double pow(); |
426 |
> |
FUNARGS fa; |
427 |
|
|
428 |
< |
if ((fa = getfargs(fin)) == NULL) |
428 |
> |
if (readfargs(&fa, fin) != 1) |
429 |
|
return(-1); |
430 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
430 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
431 |
|
return(-1); |
432 |
|
printf("0\n0\n8\n"); |
433 |
|
printf("%18.12g %18.12g %18.12g", |
434 |
< |
pow(fa->farg[0], 1.0/totscale), |
435 |
< |
pow(fa->farg[1], 1.0/totscale), |
436 |
< |
pow(fa->farg[2], 1.0/totscale)); |
437 |
< |
printf(" %18.12g\n", fa->farg[3]); |
434 |
> |
pow(fa.farg[0], 1.0/tot.sca), |
435 |
> |
pow(fa.farg[1], 1.0/tot.sca), |
436 |
> |
pow(fa.farg[2], 1.0/tot.sca)); |
437 |
> |
printf(" %18.12g\n", fa.farg[3]); |
438 |
|
printf("%18.12g %18.12g %18.12g", |
439 |
< |
pow(fa->farg[4], 1.0/totscale), |
440 |
< |
pow(fa->farg[5], 1.0/totscale), |
441 |
< |
pow(fa->farg[6], 1.0/totscale)); |
442 |
< |
printf(" %18.12g\n", fa->farg[7]); |
443 |
< |
freefargs(fa); |
439 |
> |
pow(fa.farg[4], 1.0/tot.sca), |
440 |
> |
pow(fa.farg[5], 1.0/tot.sca), |
441 |
> |
pow(fa.farg[6], 1.0/tot.sca)); |
442 |
> |
printf(" %18.12g\n", fa.farg[7]); |
443 |
> |
freefargs(&fa); |
444 |
|
return(0); |
445 |
|
} |
446 |
|
|
449 |
|
FILE *fin; |
450 |
|
{ |
451 |
|
int i; |
452 |
< |
double v[3]; |
453 |
< |
register FUNARGS *fa; |
452 |
> |
FVECT v; |
453 |
> |
FUNARGS fa; |
454 |
|
|
455 |
< |
if ((fa = getfargs(fin)) == NULL) |
455 |
> |
if (readfargs(&fa, fin) != 1) |
456 |
|
return(-1); |
457 |
< |
if (fa->niargs != 0 || (fa->nfargs != 9 && |
481 |
< |
fa->nfargs != 11 && fa->nfargs != 15)) |
457 |
> |
if (fa.nfargs < 9) |
458 |
|
return(-1); |
459 |
|
/* string arguments */ |
460 |
< |
printf("%d", fa->nsargs); |
461 |
< |
for (i = 0; i < fa->nsargs; i++) |
462 |
< |
printf(" %s", fa->sarg[i]); |
463 |
< |
printf("\n0\n%d\n", fa->nfargs); |
460 |
> |
printf("%d", fa.nsargs); |
461 |
> |
for (i = 0; i < fa.nsargs; i++) |
462 |
> |
printf(" %s", fa.sarg[i]); |
463 |
> |
printf("\n0\n%d\n", fa.nfargs); |
464 |
|
/* anchor point */ |
465 |
< |
multp3(v, fa->farg, totxform); |
465 |
> |
multp3(v, fa.farg, tot.xfm); |
466 |
|
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
467 |
|
/* right vector */ |
468 |
< |
multv3(v, fa->farg+3, totxform); |
468 |
> |
multv3(v, fa.farg+3, tot.xfm); |
469 |
|
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
470 |
|
/* down vector */ |
471 |
< |
multv3(v, fa->farg+6, totxform); |
472 |
< |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
473 |
< |
/* forground and background */ |
474 |
< |
if (fa->nfargs == 11) |
475 |
< |
printf(" %18.12g %18.12g\n", fa->farg[9], fa->farg[10]); |
476 |
< |
else if (fa->nfargs == 15) { |
477 |
< |
printf(" %18.12g %18.12g %18.12g\n", |
502 |
< |
fa->farg[9], fa->farg[10], fa->farg[11]); |
503 |
< |
printf(" %18.12g %18.12g %18.12g\n", |
504 |
< |
fa->farg[12], fa->farg[13], fa->farg[14]); |
471 |
> |
multv3(v, fa.farg+6, tot.xfm); |
472 |
> |
printf(" %18.12g %18.12g %18.12g", v[0], v[1], v[2]); |
473 |
> |
/* remaining arguments */ |
474 |
> |
for (i = 9; i < fa.nfargs; i++) { |
475 |
> |
if (i%3 == 0) |
476 |
> |
putchar('\n'); |
477 |
> |
printf(" %18.12g", fa.farg[i]); |
478 |
|
} |
479 |
< |
freefargs(fa); |
479 |
> |
putchar('\n'); |
480 |
> |
freefargs(&fa); |
481 |
|
return(0); |
482 |
|
} |
483 |
|
|
485 |
|
o_source(fin) /* transform source arguments */ |
486 |
|
FILE *fin; |
487 |
|
{ |
488 |
< |
double dv[3]; |
489 |
< |
register FUNARGS *fa; |
488 |
> |
FVECT dv; |
489 |
> |
FUNARGS fa; |
490 |
|
|
491 |
< |
if ((fa = getfargs(fin)) == NULL) |
491 |
> |
if (readfargs(&fa, fin) != 1) |
492 |
|
return(-1); |
493 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
493 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
494 |
|
return(-1); |
495 |
|
/* transform direction vector */ |
496 |
< |
multv3(dv, fa->farg, totxform); |
496 |
> |
multv3(dv, fa.farg, tot.xfm); |
497 |
|
/* output */ |
498 |
|
printf("0\n0\n4"); |
499 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
500 |
< |
dv[0], dv[1], dv[2], fa->farg[3]); |
501 |
< |
freefargs(fa); |
500 |
> |
dv[0], dv[1], dv[2], fa.farg[3]); |
501 |
> |
freefargs(&fa); |
502 |
|
return(0); |
503 |
|
} |
504 |
|
|
506 |
|
o_sphere(fin) /* transform sphere arguments */ |
507 |
|
FILE *fin; |
508 |
|
{ |
509 |
< |
double cent[3], rad; |
510 |
< |
register FUNARGS *fa; |
509 |
> |
FVECT cent; |
510 |
> |
double rad; |
511 |
> |
FUNARGS fa; |
512 |
|
|
513 |
< |
if ((fa = getfargs(fin)) == NULL) |
513 |
> |
if (readfargs(&fa, fin) != 1) |
514 |
|
return(-1); |
515 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
515 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
516 |
|
return(-1); |
517 |
|
|
518 |
< |
multp3(cent, fa->farg, totxform); /* transform center */ |
518 |
> |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
519 |
|
|
520 |
< |
rad = fa->farg[3] * totscale; /* scale radius */ |
520 |
> |
rad = fa.farg[3] * tot.sca; /* scale radius */ |
521 |
|
|
522 |
|
printf("0\n0\n4"); |
523 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
524 |
|
cent[0], cent[1], cent[2], rad); |
525 |
< |
freefargs(fa); |
525 |
> |
freefargs(&fa); |
526 |
|
return(0); |
527 |
|
} |
528 |
|
|
530 |
|
o_face(fin) /* transform face arguments */ |
531 |
|
FILE *fin; |
532 |
|
{ |
533 |
< |
double p[3]; |
533 |
> |
FVECT p; |
534 |
|
register int i; |
535 |
< |
register FUNARGS *fa; |
535 |
> |
FUNARGS fa; |
536 |
|
|
537 |
< |
if ((fa = getfargs(fin)) == NULL) |
537 |
> |
if (readfargs(&fa, fin) != 1) |
538 |
|
return(-1); |
539 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs % 3) |
539 |
> |
if (fa.nsargs != 0 || fa.nfargs % 3) |
540 |
|
return(-1); |
541 |
|
|
542 |
< |
printf("0\n0\n%d\n", fa->nfargs); |
542 |
> |
printf("0\n0\n%d\n", fa.nfargs); |
543 |
|
|
544 |
< |
for (i = 0; i < fa->nfargs; i += 3) { |
544 |
> |
for (i = 0; i < fa.nfargs; i += 3) { |
545 |
|
if (reverse) |
546 |
< |
multp3(p, fa->farg+(fa->nfargs-i-3), totxform); |
546 |
> |
multp3(p, fa.farg+(fa.nfargs-i-3), tot.xfm); |
547 |
|
else |
548 |
< |
multp3(p, fa->farg+i, totxform); |
548 |
> |
multp3(p, fa.farg+i, tot.xfm); |
549 |
|
printf(" %18.12g %18.12g %18.12g\n", p[0], p[1], p[2]); |
550 |
|
} |
551 |
< |
freefargs(fa); |
551 |
> |
freefargs(&fa); |
552 |
|
return(0); |
553 |
|
} |
554 |
|
|
556 |
|
o_cone(fin) /* transform cone and cup arguments */ |
557 |
|
FILE *fin; |
558 |
|
{ |
559 |
< |
double p0[3], p1[3], r0, r1; |
560 |
< |
register FUNARGS *fa; |
559 |
> |
FVECT p0, p1; |
560 |
> |
double r0, r1; |
561 |
> |
FUNARGS fa; |
562 |
|
|
563 |
< |
if ((fa = getfargs(fin)) == NULL) |
563 |
> |
if (readfargs(&fa, fin) != 1) |
564 |
|
return(-1); |
565 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
565 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
566 |
|
return(-1); |
567 |
|
|
568 |
|
printf("0\n0\n8\n"); |
569 |
|
|
570 |
< |
multp3(p0, fa->farg, totxform); |
571 |
< |
multp3(p1, fa->farg+3, totxform); |
572 |
< |
r0 = fa->farg[6] * totscale; |
573 |
< |
r1 = fa->farg[7] * totscale; |
570 |
> |
multp3(p0, fa.farg, tot.xfm); |
571 |
> |
multp3(p1, fa.farg+3, tot.xfm); |
572 |
> |
r0 = fa.farg[6] * tot.sca; |
573 |
> |
r1 = fa.farg[7] * tot.sca; |
574 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
575 |
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
576 |
|
printf(" %18.12g %18.12g\n", r0, r1); |
577 |
|
|
578 |
< |
freefargs(fa); |
578 |
> |
freefargs(&fa); |
579 |
|
return(0); |
580 |
|
} |
581 |
|
|
583 |
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
584 |
|
FILE *fin; |
585 |
|
{ |
586 |
< |
double p0[3], p1[3], rad; |
587 |
< |
register FUNARGS *fa; |
586 |
> |
FVECT p0, p1; |
587 |
> |
double rad; |
588 |
> |
FUNARGS fa; |
589 |
|
|
590 |
< |
if ((fa = getfargs(fin)) == NULL) |
590 |
> |
if (readfargs(&fa, fin) != 1) |
591 |
|
return(-1); |
592 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 7) |
592 |
> |
if (fa.nsargs != 0 || fa.nfargs != 7) |
593 |
|
return(-1); |
594 |
|
|
595 |
|
printf("0\n0\n7\n"); |
596 |
|
|
597 |
< |
multp3(p0, fa->farg, totxform); |
598 |
< |
multp3(p1, fa->farg+3, totxform); |
599 |
< |
rad = fa->farg[6] * totscale; |
597 |
> |
multp3(p0, fa.farg, tot.xfm); |
598 |
> |
multp3(p1, fa.farg+3, tot.xfm); |
599 |
> |
rad = fa.farg[6] * tot.sca; |
600 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
601 |
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
602 |
|
printf(" %18.12g\n", rad); |
603 |
< |
freefargs(fa); |
603 |
> |
freefargs(&fa); |
604 |
|
return(0); |
605 |
|
} |
606 |
|
|
608 |
|
o_ring(fin) /* transform ring arguments */ |
609 |
|
FILE *fin; |
610 |
|
{ |
611 |
< |
double p0[3], pd[3], r0, r1; |
612 |
< |
register FUNARGS *fa; |
611 |
> |
FVECT p0, pd; |
612 |
> |
double r0, r1; |
613 |
> |
FUNARGS fa; |
614 |
|
|
615 |
< |
if ((fa = getfargs(fin)) == NULL) |
615 |
> |
if (readfargs(&fa, fin) != 1) |
616 |
|
return(-1); |
617 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
617 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
618 |
|
return(-1); |
619 |
|
|
620 |
|
printf("0\n0\n8\n"); |
621 |
|
|
622 |
< |
multp3(p0, fa->farg, totxform); |
623 |
< |
multv3(pd, fa->farg+3, totxform); |
624 |
< |
r0 = fa->farg[6] * totscale; |
625 |
< |
r1 = fa->farg[7] * totscale; |
622 |
> |
multp3(p0, fa.farg, tot.xfm); |
623 |
> |
multv3(pd, fa.farg+3, tot.xfm); |
624 |
> |
if (invert) { |
625 |
> |
pd[0] = -pd[0]; |
626 |
> |
pd[1] = -pd[1]; |
627 |
> |
pd[2] = -pd[2]; |
628 |
> |
} |
629 |
> |
r0 = fa.farg[6] * tot.sca; |
630 |
> |
r1 = fa.farg[7] * tot.sca; |
631 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
632 |
|
printf(" %18.12g %18.12g %18.12g\n", pd[0], pd[1], pd[2]); |
633 |
|
printf(" %18.12g %18.12g\n", r0, r1); |
634 |
< |
freefargs(fa); |
634 |
> |
freefargs(&fa); |
635 |
|
return(0); |
636 |
|
} |
637 |
|
|
638 |
|
|
639 |
< |
FUNARGS * |
657 |
< |
getfargs(fp) /* get function arguments from stream */ |
658 |
< |
FILE *fp; |
639 |
> |
initotypes() /* initialize ofun[] array */ |
640 |
|
{ |
641 |
< |
char *strcpy(); |
642 |
< |
char sbuf[MAXSTR]; |
643 |
< |
int n; |
644 |
< |
register FUNARGS *fa; |
641 |
> |
extern int o_source(); |
642 |
> |
extern int o_sphere(); |
643 |
> |
extern int o_face(); |
644 |
> |
extern int o_cone(); |
645 |
> |
extern int o_cylinder(); |
646 |
> |
extern int o_ring(); |
647 |
> |
extern int m_glow(); |
648 |
> |
extern int m_spot(); |
649 |
> |
extern int m_dielectric(); |
650 |
> |
extern int m_interface(); |
651 |
> |
extern int text(); |
652 |
> |
extern int alias(); |
653 |
> |
extern int passargs(); |
654 |
> |
extern int addxform(); |
655 |
|
register int i; |
656 |
|
|
657 |
< |
if ((fa = (FUNARGS *)malloc((unsigned)sizeof(FUNARGS))) == NULL) |
658 |
< |
goto memerr; |
659 |
< |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
660 |
< |
return(NULL); |
661 |
< |
if (fa->nsargs = n) { |
662 |
< |
fa->sarg = (char **)malloc((unsigned)fa->nsargs*sizeof(char *)); |
663 |
< |
if (fa->sarg == NULL) |
664 |
< |
goto memerr; |
665 |
< |
for (i = 0; i < fa->nsargs; i++) { |
666 |
< |
if (fscanf(fp, "%s", sbuf) != 1) |
667 |
< |
return(NULL); |
668 |
< |
if ((fa->sarg[i] = malloc((unsigned)strlen(sbuf)+1)) == NULL) |
669 |
< |
goto memerr; |
670 |
< |
strcpy(fa->sarg[i], sbuf); |
671 |
< |
} |
672 |
< |
} else |
673 |
< |
fa->sarg = NULL; |
674 |
< |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
675 |
< |
return(NULL); |
676 |
< |
if (fa->niargs = n) { |
677 |
< |
fa->iarg = (int *)malloc((unsigned)fa->niargs*sizeof(int)); |
678 |
< |
if (fa->iarg == NULL) |
679 |
< |
goto memerr; |
680 |
< |
for (i = 0; i < fa->niargs; i++) |
681 |
< |
if (fscanf(fp, "%d", &fa->iarg[i]) != 1) |
682 |
< |
return(NULL); |
683 |
< |
} else |
684 |
< |
fa->iarg = NULL; |
685 |
< |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
686 |
< |
return(NULL); |
687 |
< |
if (fa->nfargs = n) { |
688 |
< |
fa->farg = (double *)malloc((unsigned)fa->nfargs*sizeof(double)); |
689 |
< |
if (fa->farg == NULL) |
690 |
< |
goto memerr; |
691 |
< |
for (i = 0; i < fa->nfargs; i++) |
692 |
< |
if (fscanf(fp, "%lf", &fa->farg[i]) != 1) |
693 |
< |
return(NULL); |
694 |
< |
} else |
704 |
< |
fa->farg = NULL; |
705 |
< |
return(fa); |
706 |
< |
memerr: |
707 |
< |
fprintf(stderr, "%s: out of memory in getfargs\n", progname); |
708 |
< |
exit(1); |
709 |
< |
} |
710 |
< |
|
711 |
< |
|
712 |
< |
freefargs(fa) /* free memory associated with fa */ |
713 |
< |
register FUNARGS *fa; |
714 |
< |
{ |
715 |
< |
register int i; |
716 |
< |
|
717 |
< |
for (i = 0; i < fa->nsargs; i++) |
718 |
< |
free(fa->sarg[i]); |
719 |
< |
if (fa->nsargs) |
720 |
< |
free(fa->sarg); |
721 |
< |
if (fa->niargs) |
722 |
< |
free(fa->iarg); |
723 |
< |
if (fa->nfargs) |
724 |
< |
free(fa->farg); |
725 |
< |
free(fa); |
657 |
> |
if (ofun[OBJ_SOURCE].funp == o_source) |
658 |
> |
return; /* done already */ |
659 |
> |
/* alias is additional */ |
660 |
> |
ofun[ALIAS].funame = ALIASID; |
661 |
> |
ofun[ALIAS].flags = 0; |
662 |
> |
/* functions get new transform */ |
663 |
> |
for (i = 0; i < NUMTYPES; i++) |
664 |
> |
if (hasfunc(i)) |
665 |
> |
ofun[i].funp = addxform; |
666 |
> |
/* special cases */ |
667 |
> |
ofun[OBJ_SOURCE].funp = o_source; |
668 |
> |
ofun[OBJ_SPHERE].funp = |
669 |
> |
ofun[OBJ_BUBBLE].funp = o_sphere; |
670 |
> |
ofun[OBJ_FACE].funp = o_face; |
671 |
> |
ofun[OBJ_CONE].funp = |
672 |
> |
ofun[OBJ_CUP].funp = o_cone; |
673 |
> |
ofun[OBJ_CYLINDER].funp = |
674 |
> |
ofun[OBJ_TUBE].funp = o_cylinder; |
675 |
> |
ofun[OBJ_RING].funp = o_ring; |
676 |
> |
ofun[OBJ_INSTANCE].funp = addxform; |
677 |
> |
ofun[MAT_GLOW].funp = m_glow; |
678 |
> |
ofun[MAT_SPOT].funp = m_spot; |
679 |
> |
ofun[MAT_DIELECTRIC].funp = m_dielectric; |
680 |
> |
ofun[MAT_INTERFACE].funp = m_interface; |
681 |
> |
ofun[PAT_CTEXT].funp = |
682 |
> |
ofun[PAT_BTEXT].funp = |
683 |
> |
ofun[MIX_TEXT].funp = text; |
684 |
> |
ofun[ALIAS].funp = alias; |
685 |
> |
/* surface inverses */ |
686 |
> |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
687 |
> |
tinvers[OBJ_CONE] = OBJ_CUP; |
688 |
> |
tinvers[OBJ_CUP] = OBJ_CONE; |
689 |
> |
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
690 |
> |
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
691 |
> |
tinvers[OBJ_RING] = OBJ_RING; |
692 |
> |
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
693 |
> |
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
694 |
> |
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
695 |
|
} |