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/* Copyright (c) 1986 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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* 11/6/86 Finally added error checking! |
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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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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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#define issurface(t) ((t)<=9) |
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FUN ofun[NUMTYPES] = INIT_OTYPE; /* default types and actions */ |
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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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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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FILE *fopen(); |
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FILE *fp; |
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int a; |
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/* check for array */ |
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for (a = 1; a < argc; a++) |
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if (!strcmp(argv[a], "-a")) |
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return(doarray(argc, argv, a)); |
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xav = argv; |
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initotypes(); |
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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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idprefix = argv[++a]; |
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continue; |
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case 'e': |
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if (argv[a][2]) |
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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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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); |
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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 (reverse = totscale < 0.0) |
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totscale = -totscale; |
102 |
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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); |
106 |
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} |
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|
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xac = a; |
109 |
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|
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putchar('#'); /* simple header */ |
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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'); |
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|
115 |
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if (a == argc) |
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/* 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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fclose(fp); |
126 |
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} |
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< |
exit(0); |
128 |
> |
return(0); |
129 |
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} |
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|
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132 |
< |
xform(name, fin) /* transform stream by totxform */ |
132 |
> |
doarray(ac, av, ai) /* make array */ |
133 |
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char **av; |
134 |
> |
int ac, ai; |
135 |
> |
{ |
136 |
> |
char *newav[256], **avp; |
137 |
> |
char newid[128], repts[32]; |
138 |
> |
char *oldid = NULL; |
139 |
> |
int i, err; |
140 |
> |
|
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avp = newav+2; |
142 |
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avp[0] = av[0]; |
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for (i = 1; i < ac; i++) |
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> |
if (!strcmp(av[i-1], "-n")) { |
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> |
oldid = av[i]; |
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> |
avp[i] = newid; |
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} else |
148 |
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avp[i] = av[i]; |
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avp[ai] = "-i"; |
150 |
> |
avp[ai+1] = repts; |
151 |
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avp[i] = NULL; |
152 |
> |
if (oldid == NULL) { |
153 |
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newav[0] = av[0]; |
154 |
> |
newav[1] = "-n"; |
155 |
> |
newav[2] = newid; |
156 |
> |
avp = newav; |
157 |
> |
ac += 2; |
158 |
> |
} |
159 |
> |
err = 0; |
160 |
> |
for (i = 0; i < atoi(av[ai+1]); i++) { |
161 |
> |
if (oldid == NULL) |
162 |
> |
sprintf(newid, "a%d", i); |
163 |
> |
else |
164 |
> |
sprintf(newid, "%s.%d", oldid, i); |
165 |
> |
sprintf(repts, "%d", i); |
166 |
> |
err |= main(ac, avp); |
167 |
> |
} |
168 |
> |
return(err); |
169 |
> |
} |
170 |
> |
|
171 |
> |
|
172 |
> |
xform(name, fin) /* transform stream by tot.xfm */ |
173 |
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char *name; |
174 |
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register FILE *fin; |
175 |
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{ |
176 |
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int nobjs = 0; |
177 |
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register int c; |
178 |
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|
179 |
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while ((c = getc(fin)) != EOF) { |
188 |
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} while (c != '\n'); |
189 |
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} else if (c == '!') { /* command */ |
190 |
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ungetc(c, fin); |
191 |
< |
if (expand) |
192 |
< |
xfcomm(name, fin); |
186 |
< |
else { |
187 |
< |
putchar('\n'); |
188 |
< |
while ((c = getc(fin)) != EOF && c != '\n') |
189 |
< |
putchar(c); |
190 |
< |
printf(" |"); |
191 |
< |
for (c = 0; c < xac; c++) |
192 |
< |
printf(" %s", xav[c]); |
193 |
< |
putchar('\n'); |
194 |
< |
} |
191 |
> |
xfcomm(name, fin); |
192 |
> |
nobjs++; |
193 |
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} else { /* object */ |
194 |
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ungetc(c, fin); |
195 |
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xfobject(name, fin); |
196 |
+ |
nobjs++; |
197 |
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} |
198 |
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} |
199 |
+ |
if (nobjs == 0) |
200 |
+ |
fprintf(stderr, "%s: (%s): warning - empty file\n", |
201 |
+ |
progname, name); |
202 |
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} |
203 |
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|
204 |
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|
205 |
< |
xfcomm(fname, fin) /* expand a command */ |
205 |
> |
xfcomm(fname, fin) /* transform a command */ |
206 |
> |
char *fname; |
207 |
|
FILE *fin; |
208 |
|
{ |
209 |
|
FILE *popen(); |
210 |
< |
char *fgets(); |
210 |
> |
char *fgetline(); |
211 |
|
FILE *pin; |
212 |
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char buf[512]; |
213 |
+ |
int i; |
214 |
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|
215 |
< |
buf[0] = '\0'; |
216 |
< |
fgets(buf, sizeof(buf), fin); |
217 |
< |
if (buf[0] && buf[strlen(buf)-1] == '\n') |
218 |
< |
buf[strlen(buf)-1] = '\0'; |
219 |
< |
if ((pin = popen(buf+1, "r")) == NULL) { |
220 |
< |
fprintf(stderr, "%s: (%s): cannot execute \"%s\"\n", |
221 |
< |
progname, fname, buf); |
222 |
< |
exit(1); |
215 |
> |
fgetline(buf, sizeof(buf), fin); |
216 |
> |
if (expand) { |
217 |
> |
if ((pin = popen(buf+1, "r")) == NULL) { |
218 |
> |
fprintf(stderr, "%s: (%s): cannot execute \"%s\"\n", |
219 |
> |
progname, fname, buf); |
220 |
> |
exit(1); |
221 |
> |
} |
222 |
> |
xform(buf, pin); |
223 |
> |
pclose(pin); |
224 |
> |
} else { |
225 |
> |
printf("\n%s", buf); |
226 |
> |
if (xac > 1) { |
227 |
> |
printf(" | %s -e", xav[0]); |
228 |
> |
for (i = 1; i < xac; i++) |
229 |
> |
printf(" %s", xav[i]); |
230 |
> |
} |
231 |
> |
putchar('\n'); |
232 |
|
} |
220 |
– |
xform(buf, pin); |
221 |
– |
pclose(pin); |
233 |
|
} |
234 |
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|
235 |
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|
237 |
|
char *fname; |
238 |
|
FILE *fin; |
239 |
|
{ |
240 |
< |
char stmp[MAXSTR]; |
240 |
> |
extern char *strcpy(); |
241 |
> |
char typ[16], nam[MAXSTR]; |
242 |
|
int fn; |
243 |
< |
|
244 |
< |
fscanf(fin, "%s", stmp); /* modifier */ |
245 |
< |
printf("\n%s ", stmp); |
246 |
< |
fscanf(fin, "%s", stmp); /* object type */ |
247 |
< |
if ((fn = otype(stmp)) < 0) { |
243 |
> |
/* modifier and type */ |
244 |
> |
strcpy(typ, "EOF"); |
245 |
> |
fgetword(nam, sizeof(nam), fin); |
246 |
> |
fgetword(typ, sizeof(typ), fin); |
247 |
> |
if ((fn = otype(typ)) < 0) { |
248 |
|
fprintf(stderr, "%s: (%s): unknown object type \"%s\"\n", |
249 |
< |
progname, fname, stmp); |
249 |
> |
progname, fname, typ); |
250 |
|
exit(1); |
251 |
|
} |
252 |
< |
printf("%s ", stmp); |
253 |
< |
fscanf(fin, "%s", stmp); /* object name */ |
242 |
< |
if (idprefix != NULL && issurface(fn)) |
243 |
< |
printf("%s.%s\n", idprefix, stmp); |
252 |
> |
if (ismodifier(fn)) |
253 |
> |
printf("\n%s %s ", nam, typ); |
254 |
|
else |
255 |
< |
printf("%s\n", stmp); |
256 |
< |
/* transform arguments */ |
255 |
> |
printf("\n%s %s ", newmod != NULL ? newmod : nam, |
256 |
> |
invert ? ofun[tinvers[fn]].funame : typ); |
257 |
> |
/* object name */ |
258 |
> |
fgetword(nam, sizeof(nam), fin); |
259 |
> |
if (idprefix == NULL || ismodifier(fn)) |
260 |
> |
printf("%s\n", nam); |
261 |
> |
else |
262 |
> |
printf("%s.%s\n", idprefix, nam); |
263 |
> |
/* transform arguments */ |
264 |
|
if ((*ofun[fn].funp)(fin) < 0) { |
265 |
|
fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
266 |
< |
progname, fname, ofun[fn].funame, stmp); |
266 |
> |
progname, fname, ofun[fn].funame, nam); |
267 |
|
exit(1); |
268 |
|
} |
269 |
|
} |
270 |
|
|
271 |
|
|
272 |
< |
passargs(fin) /* pass on arguments unchanged */ |
272 |
> |
o_default(fin) /* pass on arguments unchanged */ |
273 |
|
FILE *fin; |
274 |
|
{ |
275 |
|
register int i; |
276 |
< |
register FUNARGS *fa; |
276 |
> |
FUNARGS fa; |
277 |
|
|
278 |
< |
if ((fa = getfargs(fin)) == NULL) |
278 |
> |
if (readfargs(&fa, fin) != 1) |
279 |
|
return(-1); |
280 |
|
/* string arguments */ |
281 |
< |
printf("%d", fa->nsargs); |
282 |
< |
for (i = 0; i < fa->nsargs; i++) |
283 |
< |
printf(" %s", fa->sarg[i]); |
281 |
> |
printf("%d", fa.nsargs); |
282 |
> |
for (i = 0; i < fa.nsargs; i++) |
283 |
> |
printf(" %s", fa.sarg[i]); |
284 |
|
printf("\n"); |
285 |
+ |
#ifdef IARGS |
286 |
|
/* integer arguments */ |
287 |
< |
printf("%d", fa->niargs); |
288 |
< |
for (i = 0; i < fa->niargs; i++) |
289 |
< |
printf(" %d", fa->iarg[i]); |
287 |
> |
printf("%d", fa.niargs); |
288 |
> |
for (i = 0; i < fa.niargs; i++) |
289 |
> |
printf(" %d", fa.iarg[i]); |
290 |
|
printf("\n"); |
291 |
+ |
#else |
292 |
+ |
printf("0\n"); |
293 |
+ |
#endif |
294 |
|
/* float arguments */ |
295 |
< |
printf("%d", fa->nfargs); |
296 |
< |
for (i = 0; i < fa->nfargs; i++) |
297 |
< |
printf(" %18.12g", fa->farg[i]); |
295 |
> |
printf("%d", fa.nfargs); |
296 |
> |
for (i = 0; i < fa.nfargs; i++) |
297 |
> |
printf(" %18.12g", fa.farg[i]); |
298 |
|
printf("\n"); |
299 |
< |
freefargs(fa); |
299 |
> |
freefargs(&fa); |
300 |
|
return(0); |
301 |
|
} |
302 |
|
|
305 |
|
FILE *fin; |
306 |
|
{ |
307 |
|
register int i; |
308 |
< |
register FUNARGS *fa; |
308 |
> |
int resetarr = 0; |
309 |
> |
FUNARGS fa; |
310 |
|
|
311 |
< |
if ((fa = getfargs(fin)) == NULL) |
311 |
> |
if (readfargs(&fa, fin) != 1) |
312 |
|
return(-1); |
313 |
|
/* string arguments */ |
314 |
< |
printf("%d", fa->nsargs + xac-xfa); |
315 |
< |
for (i = 0; i < fa->nsargs; i++) |
316 |
< |
printf(" %s", fa->sarg[i]); |
314 |
> |
if (xac > xfa && strcmp(xav[xfa], "-i")) |
315 |
> |
resetarr = 2; |
316 |
> |
printf("%d", fa.nsargs + resetarr + xac-xfa); |
317 |
> |
for (i = 0; i < fa.nsargs; i++) |
318 |
> |
printf(" %s", fa.sarg[i]); |
319 |
> |
if (resetarr) |
320 |
> |
printf(" -i 1"); |
321 |
|
for (i = xfa; i < xac; i++) /* add xf arguments */ |
322 |
|
printf(" %s", xav[i]); |
323 |
|
printf("\n"); |
324 |
+ |
#ifdef IARGS |
325 |
|
/* integer arguments */ |
326 |
< |
printf("%d", fa->niargs); |
327 |
< |
for (i = 0; i < fa->niargs; i++) |
328 |
< |
printf(" %d", fa->iarg[i]); |
326 |
> |
printf("%d", fa.niargs); |
327 |
> |
for (i = 0; i < fa.niargs; i++) |
328 |
> |
printf(" %d", fa.iarg[i]); |
329 |
|
printf("\n"); |
330 |
+ |
#else |
331 |
+ |
printf("0\n"); |
332 |
+ |
#endif |
333 |
|
/* float arguments */ |
334 |
< |
printf("%d", fa->nfargs); |
335 |
< |
for (i = 0; i < fa->nfargs; i++) |
336 |
< |
printf(" %18.12g", fa->farg[i]); |
334 |
> |
printf("%d", fa.nfargs); |
335 |
> |
for (i = 0; i < fa.nfargs; i++) |
336 |
> |
printf(" %18.12g", fa.farg[i]); |
337 |
|
printf("\n"); |
338 |
< |
freefargs(fa); |
338 |
> |
freefargs(&fa); |
339 |
|
return(0); |
340 |
|
} |
341 |
|
|
346 |
|
{ |
347 |
|
register int i; |
348 |
|
|
349 |
< |
for (i = 0; ofun[i].funame != NULL; i++) |
349 |
> |
for (i = 0; i < NUMTYPES; i++) |
350 |
|
if (!strcmp(ofun[i].funame, ofname)) |
351 |
|
return(i); |
352 |
|
|
357 |
|
alias(fin) /* transfer alias */ |
358 |
|
FILE *fin; |
359 |
|
{ |
360 |
< |
char alias[MAXSTR]; |
360 |
> |
char aliasnm[MAXSTR]; |
361 |
|
|
362 |
< |
if (fscanf(fin, "%s", alias) != 1) |
362 |
> |
if (fgetword(aliasnm, MAXSTR, fin) == NULL) |
363 |
|
return(-1); |
364 |
< |
printf("\t%s\n", alias); |
364 |
> |
printf("\t%s\n", aliasnm); |
365 |
|
return(0); |
366 |
|
} |
367 |
|
|
369 |
|
m_glow(fin) /* transform arguments for proximity light */ |
370 |
|
FILE *fin; |
371 |
|
{ |
372 |
< |
register FUNARGS *fa; |
372 |
> |
FUNARGS fa; |
373 |
|
|
374 |
< |
if ((fa = getfargs(fin)) == NULL) |
374 |
> |
if (readfargs(&fa, fin) != 1) |
375 |
|
return(-1); |
376 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
376 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
377 |
|
return(-1); |
378 |
|
printf("0\n0\n4"); |
379 |
|
printf(" %18.12g %18.12g %18.12g", |
380 |
< |
fa->farg[0], fa->farg[1], fa->farg[2]); |
381 |
< |
printf(" %18.12g\n", fa->farg[3] * totscale); |
382 |
< |
freefargs(fa); |
380 |
> |
fa.farg[0], fa.farg[1], fa.farg[2]); |
381 |
> |
printf(" %18.12g\n", fa.farg[3] * tot.sca); |
382 |
> |
freefargs(&fa); |
383 |
|
return(0); |
384 |
|
} |
385 |
|
|
387 |
|
m_spot(fin) /* transform arguments for spotlight */ |
388 |
|
FILE *fin; |
389 |
|
{ |
390 |
< |
double v[3]; |
391 |
< |
register FUNARGS *fa; |
390 |
> |
FVECT v; |
391 |
> |
FUNARGS fa; |
392 |
|
|
393 |
< |
if ((fa = getfargs(fin)) == NULL) |
393 |
> |
if (readfargs(&fa, fin) != 1) |
394 |
|
return(-1); |
395 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 7) |
395 |
> |
if (fa.nsargs != 0 || fa.nfargs != 7) |
396 |
|
return(-1); |
397 |
|
printf("0\n0\n7"); |
398 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
399 |
< |
fa->farg[0], fa->farg[1], fa->farg[2], fa->farg[3]); |
400 |
< |
multv3(v, fa->farg+4, totxform); |
399 |
> |
fa.farg[0], fa.farg[1], fa.farg[2], fa.farg[3]); |
400 |
> |
multv3(v, fa.farg+4, tot.xfm); |
401 |
|
printf("\t%18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
402 |
< |
freefargs(fa); |
402 |
> |
freefargs(&fa); |
403 |
|
return(0); |
404 |
|
} |
405 |
|
|
407 |
|
m_dielectric(fin) /* transform arguments for dielectric */ |
408 |
|
FILE *fin; |
409 |
|
{ |
410 |
< |
double pow(); |
381 |
< |
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/totscale), |
419 |
< |
pow(fa->farg[1], 1.0/totscale), |
420 |
< |
pow(fa->farg[2], 1.0/totscale)); |
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 |
|
|
427 |
|
m_interface(fin) /* transform arguments for interface */ |
428 |
|
FILE *fin; |
429 |
|
{ |
430 |
< |
double pow(); |
402 |
< |
register FUNARGS *fa; |
430 |
> |
FUNARGS fa; |
431 |
|
|
432 |
< |
if ((fa = getfargs(fin)) == NULL) |
432 |
> |
if (readfargs(&fa, fin) != 1) |
433 |
|
return(-1); |
434 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
434 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
435 |
|
return(-1); |
436 |
|
printf("0\n0\n8\n"); |
437 |
|
printf("%18.12g %18.12g %18.12g", |
438 |
< |
pow(fa->farg[0], 1.0/totscale), |
439 |
< |
pow(fa->farg[1], 1.0/totscale), |
440 |
< |
pow(fa->farg[2], 1.0/totscale)); |
441 |
< |
printf(" %18.12g\n", fa->farg[3]); |
438 |
> |
pow(fa.farg[0], 1.0/tot.sca), |
439 |
> |
pow(fa.farg[1], 1.0/tot.sca), |
440 |
> |
pow(fa.farg[2], 1.0/tot.sca)); |
441 |
> |
printf(" %18.12g\n", fa.farg[3]); |
442 |
|
printf("%18.12g %18.12g %18.12g", |
443 |
< |
pow(fa->farg[4], 1.0/totscale), |
444 |
< |
pow(fa->farg[5], 1.0/totscale), |
445 |
< |
pow(fa->farg[6], 1.0/totscale)); |
446 |
< |
printf(" %18.12g\n", fa->farg[7]); |
447 |
< |
freefargs(fa); |
443 |
> |
pow(fa.farg[4], 1.0/tot.sca), |
444 |
> |
pow(fa.farg[5], 1.0/tot.sca), |
445 |
> |
pow(fa.farg[6], 1.0/tot.sca)); |
446 |
> |
printf(" %18.12g\n", fa.farg[7]); |
447 |
> |
freefargs(&fa); |
448 |
|
return(0); |
449 |
|
} |
450 |
|
|
453 |
|
FILE *fin; |
454 |
|
{ |
455 |
|
int i; |
456 |
< |
double v[3]; |
457 |
< |
register FUNARGS *fa; |
456 |
> |
FVECT v; |
457 |
> |
FUNARGS fa; |
458 |
|
|
459 |
< |
if ((fa = getfargs(fin)) == NULL) |
459 |
> |
if (readfargs(&fa, fin) != 1) |
460 |
|
return(-1); |
461 |
< |
if (fa->niargs != 0 || (fa->nfargs != 9 && |
434 |
< |
fa->nfargs != 11 && fa->nfargs != 15)) |
461 |
> |
if (fa.nfargs < 9) |
462 |
|
return(-1); |
463 |
|
/* string arguments */ |
464 |
< |
printf("%d", fa->nsargs); |
465 |
< |
for (i = 0; i < fa->nsargs; i++) |
466 |
< |
printf(" %s", fa->sarg[i]); |
467 |
< |
printf("\n0\n%d\n", fa->nfargs); |
464 |
> |
printf("%d", fa.nsargs); |
465 |
> |
for (i = 0; i < fa.nsargs; i++) |
466 |
> |
printf(" %s", fa.sarg[i]); |
467 |
> |
printf("\n0\n%d\n", fa.nfargs); |
468 |
|
/* anchor point */ |
469 |
< |
multp3(v, fa->farg, totxform); |
469 |
> |
multp3(v, fa.farg, tot.xfm); |
470 |
|
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
471 |
|
/* right vector */ |
472 |
< |
multv3(v, fa->farg+3, totxform); |
472 |
> |
multv3(v, fa.farg+3, tot.xfm); |
473 |
|
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
474 |
|
/* down vector */ |
475 |
< |
multv3(v, fa->farg+6, totxform); |
476 |
< |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
477 |
< |
/* forground and background */ |
478 |
< |
if (fa->nfargs == 11) |
479 |
< |
printf(" %18.12g %18.12g\n", fa->farg[9], fa->farg[10]); |
480 |
< |
else if (fa->nfargs == 15) { |
481 |
< |
printf(" %18.12g %18.12g %18.12g\n", |
455 |
< |
fa->farg[9], fa->farg[10], fa->farg[11]); |
456 |
< |
printf(" %18.12g %18.12g %18.12g\n", |
457 |
< |
fa->farg[12], fa->farg[13], fa->farg[14]); |
475 |
> |
multv3(v, fa.farg+6, tot.xfm); |
476 |
> |
printf(" %18.12g %18.12g %18.12g", v[0], v[1], v[2]); |
477 |
> |
/* remaining arguments */ |
478 |
> |
for (i = 9; i < fa.nfargs; i++) { |
479 |
> |
if (i%3 == 0) |
480 |
> |
putchar('\n'); |
481 |
> |
printf(" %18.12g", fa.farg[i]); |
482 |
|
} |
483 |
< |
freefargs(fa); |
483 |
> |
putchar('\n'); |
484 |
> |
freefargs(&fa); |
485 |
|
return(0); |
486 |
|
} |
487 |
|
|
489 |
|
o_source(fin) /* transform source arguments */ |
490 |
|
FILE *fin; |
491 |
|
{ |
492 |
< |
double dv[3]; |
493 |
< |
register FUNARGS *fa; |
492 |
> |
FVECT dv; |
493 |
> |
FUNARGS fa; |
494 |
|
|
495 |
< |
if ((fa = getfargs(fin)) == NULL) |
495 |
> |
if (readfargs(&fa, fin) != 1) |
496 |
|
return(-1); |
497 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
497 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
498 |
|
return(-1); |
499 |
|
/* transform direction vector */ |
500 |
< |
multv3(dv, fa->farg, totxform); |
500 |
> |
multv3(dv, fa.farg, tot.xfm); |
501 |
|
/* output */ |
502 |
|
printf("0\n0\n4"); |
503 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
504 |
< |
dv[0], dv[1], dv[2], fa->farg[3]); |
505 |
< |
freefargs(fa); |
504 |
> |
dv[0], dv[1], dv[2], fa.farg[3]); |
505 |
> |
freefargs(&fa); |
506 |
|
return(0); |
507 |
|
} |
508 |
|
|
510 |
|
o_sphere(fin) /* transform sphere arguments */ |
511 |
|
FILE *fin; |
512 |
|
{ |
513 |
< |
double cent[3], rad; |
514 |
< |
register FUNARGS *fa; |
513 |
> |
FVECT cent; |
514 |
> |
double rad; |
515 |
> |
FUNARGS fa; |
516 |
|
|
517 |
< |
if ((fa = getfargs(fin)) == NULL) |
517 |
> |
if (readfargs(&fa, fin) != 1) |
518 |
|
return(-1); |
519 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
519 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
520 |
|
return(-1); |
521 |
|
|
522 |
< |
multp3(cent, fa->farg, totxform); /* transform center */ |
522 |
> |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
523 |
|
|
524 |
< |
rad = fa->farg[3] * totscale; /* scale radius */ |
524 |
> |
rad = fa.farg[3] * tot.sca; /* scale radius */ |
525 |
|
|
526 |
|
printf("0\n0\n4"); |
527 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
528 |
|
cent[0], cent[1], cent[2], rad); |
529 |
< |
freefargs(fa); |
529 |
> |
freefargs(&fa); |
530 |
|
return(0); |
531 |
|
} |
532 |
|
|
534 |
|
o_face(fin) /* transform face arguments */ |
535 |
|
FILE *fin; |
536 |
|
{ |
537 |
< |
double p[3]; |
537 |
> |
FVECT p; |
538 |
|
register int i; |
539 |
< |
register FUNARGS *fa; |
539 |
> |
FUNARGS fa; |
540 |
|
|
541 |
< |
if ((fa = getfargs(fin)) == NULL) |
541 |
> |
if (readfargs(&fa, fin) != 1) |
542 |
|
return(-1); |
543 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs % 3) |
543 |
> |
if (fa.nsargs != 0 || fa.nfargs % 3) |
544 |
|
return(-1); |
545 |
|
|
546 |
< |
printf("0\n0\n%d\n", fa->nfargs); |
546 |
> |
printf("0\n0\n%d\n", fa.nfargs); |
547 |
|
|
548 |
< |
for (i = 0; i < fa->nfargs; i += 3) { |
548 |
> |
for (i = 0; i < fa.nfargs; i += 3) { |
549 |
|
if (reverse) |
550 |
< |
multp3(p, fa->farg+(fa->nfargs-i-3), totxform); |
550 |
> |
multp3(p, fa.farg+(fa.nfargs-i-3), tot.xfm); |
551 |
|
else |
552 |
< |
multp3(p, fa->farg+i, totxform); |
552 |
> |
multp3(p, fa.farg+i, tot.xfm); |
553 |
|
printf(" %18.12g %18.12g %18.12g\n", p[0], p[1], p[2]); |
554 |
|
} |
555 |
< |
freefargs(fa); |
555 |
> |
freefargs(&fa); |
556 |
|
return(0); |
557 |
|
} |
558 |
|
|
560 |
|
o_cone(fin) /* transform cone and cup arguments */ |
561 |
|
FILE *fin; |
562 |
|
{ |
563 |
< |
double p0[3], p1[3], r0, r1; |
564 |
< |
register FUNARGS *fa; |
563 |
> |
FVECT p0, p1; |
564 |
> |
double r0, r1; |
565 |
> |
FUNARGS fa; |
566 |
|
|
567 |
< |
if ((fa = getfargs(fin)) == NULL) |
567 |
> |
if (readfargs(&fa, fin) != 1) |
568 |
|
return(-1); |
569 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
569 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
570 |
|
return(-1); |
571 |
|
|
572 |
|
printf("0\n0\n8\n"); |
573 |
|
|
574 |
< |
multp3(p0, fa->farg, totxform); |
575 |
< |
multp3(p1, fa->farg+3, totxform); |
576 |
< |
r0 = fa->farg[6] * totscale; |
577 |
< |
r1 = fa->farg[7] * totscale; |
574 |
> |
multp3(p0, fa.farg, tot.xfm); |
575 |
> |
multp3(p1, fa.farg+3, tot.xfm); |
576 |
> |
r0 = fa.farg[6] * tot.sca; |
577 |
> |
r1 = fa.farg[7] * tot.sca; |
578 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
579 |
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
580 |
|
printf(" %18.12g %18.12g\n", r0, r1); |
581 |
|
|
582 |
< |
freefargs(fa); |
582 |
> |
freefargs(&fa); |
583 |
|
return(0); |
584 |
|
} |
585 |
|
|
587 |
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
588 |
|
FILE *fin; |
589 |
|
{ |
590 |
< |
double p0[3], p1[3], rad; |
591 |
< |
register FUNARGS *fa; |
590 |
> |
FVECT p0, p1; |
591 |
> |
double rad; |
592 |
> |
FUNARGS fa; |
593 |
|
|
594 |
< |
if ((fa = getfargs(fin)) == NULL) |
594 |
> |
if (readfargs(&fa, fin) != 1) |
595 |
|
return(-1); |
596 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 7) |
596 |
> |
if (fa.nsargs != 0 || fa.nfargs != 7) |
597 |
|
return(-1); |
598 |
|
|
599 |
|
printf("0\n0\n7\n"); |
600 |
|
|
601 |
< |
multp3(p0, fa->farg, totxform); |
602 |
< |
multp3(p1, fa->farg+3, totxform); |
603 |
< |
rad = fa->farg[6] * totscale; |
601 |
> |
multp3(p0, fa.farg, tot.xfm); |
602 |
> |
multp3(p1, fa.farg+3, tot.xfm); |
603 |
> |
rad = fa.farg[6] * tot.sca; |
604 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
605 |
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
606 |
|
printf(" %18.12g\n", rad); |
607 |
< |
freefargs(fa); |
607 |
> |
freefargs(&fa); |
608 |
|
return(0); |
609 |
|
} |
610 |
|
|
612 |
|
o_ring(fin) /* transform ring arguments */ |
613 |
|
FILE *fin; |
614 |
|
{ |
615 |
< |
double p0[3], pd[3], r0, r1; |
616 |
< |
register FUNARGS *fa; |
615 |
> |
FVECT p0, pd; |
616 |
> |
double r0, r1; |
617 |
> |
FUNARGS fa; |
618 |
|
|
619 |
< |
if ((fa = getfargs(fin)) == NULL) |
619 |
> |
if (readfargs(&fa, fin) != 1) |
620 |
|
return(-1); |
621 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
621 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
622 |
|
return(-1); |
623 |
|
|
624 |
|
printf("0\n0\n8\n"); |
625 |
|
|
626 |
< |
multp3(p0, fa->farg, totxform); |
627 |
< |
multv3(pd, fa->farg+3, totxform); |
628 |
< |
r0 = fa->farg[6] * totscale; |
629 |
< |
r1 = fa->farg[7] * totscale; |
626 |
> |
multp3(p0, fa.farg, tot.xfm); |
627 |
> |
multv3(pd, fa.farg+3, tot.xfm); |
628 |
> |
if (invert) { |
629 |
> |
pd[0] = -pd[0]; |
630 |
> |
pd[1] = -pd[1]; |
631 |
> |
pd[2] = -pd[2]; |
632 |
> |
} |
633 |
> |
r0 = fa.farg[6] * tot.sca; |
634 |
> |
r1 = fa.farg[7] * tot.sca; |
635 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
636 |
|
printf(" %18.12g %18.12g %18.12g\n", pd[0], pd[1], pd[2]); |
637 |
|
printf(" %18.12g %18.12g\n", r0, r1); |
638 |
< |
freefargs(fa); |
638 |
> |
freefargs(&fa); |
639 |
|
return(0); |
640 |
|
} |
641 |
|
|
642 |
|
|
643 |
< |
FUNARGS * |
610 |
< |
getfargs(fp) /* get function arguments from stream */ |
611 |
< |
FILE *fp; |
643 |
> |
initotypes() /* initialize ofun[] array */ |
644 |
|
{ |
613 |
– |
char *strcpy(); |
614 |
– |
char sbuf[MAXSTR]; |
615 |
– |
int n; |
616 |
– |
register FUNARGS *fa; |
645 |
|
register int i; |
646 |
|
|
647 |
< |
if ((fa = (FUNARGS *)malloc((unsigned)sizeof(FUNARGS))) == NULL) |
648 |
< |
goto memerr; |
649 |
< |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
650 |
< |
return(NULL); |
651 |
< |
if (fa->nsargs = n) { |
652 |
< |
fa->sarg = (char **)malloc((unsigned)fa->nsargs*sizeof(char *)); |
653 |
< |
if (fa->sarg == NULL) |
654 |
< |
goto memerr; |
655 |
< |
for (i = 0; i < fa->nsargs; i++) { |
656 |
< |
if (fscanf(fp, "%s", sbuf) != 1) |
657 |
< |
return(NULL); |
658 |
< |
if ((fa->sarg[i] = malloc((unsigned)strlen(sbuf)+1)) == NULL) |
659 |
< |
goto memerr; |
660 |
< |
strcpy(fa->sarg[i], sbuf); |
661 |
< |
} |
662 |
< |
} else |
663 |
< |
fa->sarg = NULL; |
664 |
< |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
665 |
< |
return(NULL); |
666 |
< |
if (fa->niargs = n) { |
667 |
< |
fa->iarg = (int *)malloc((unsigned)fa->niargs*sizeof(int)); |
668 |
< |
if (fa->iarg == NULL) |
669 |
< |
goto memerr; |
670 |
< |
for (i = 0; i < fa->niargs; i++) |
671 |
< |
if (fscanf(fp, "%d", &fa->iarg[i]) != 1) |
672 |
< |
return(NULL); |
673 |
< |
} else |
674 |
< |
fa->iarg = NULL; |
675 |
< |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
676 |
< |
return(NULL); |
677 |
< |
if (fa->nfargs = n) { |
678 |
< |
fa->farg = (double *)malloc((unsigned)fa->nfargs*sizeof(double)); |
679 |
< |
if (fa->farg == NULL) |
680 |
< |
goto memerr; |
681 |
< |
for (i = 0; i < fa->nfargs; i++) |
682 |
< |
if (fscanf(fp, "%lf", &fa->farg[i]) != 1) |
683 |
< |
return(NULL); |
684 |
< |
} else |
685 |
< |
fa->farg = NULL; |
658 |
< |
return(fa); |
659 |
< |
memerr: |
660 |
< |
fprintf(stderr, "%s: out of memory in getfargs\n", progname); |
661 |
< |
exit(1); |
662 |
< |
} |
663 |
< |
|
664 |
< |
|
665 |
< |
freefargs(fa) /* free memory associated with fa */ |
666 |
< |
register FUNARGS *fa; |
667 |
< |
{ |
668 |
< |
register int i; |
669 |
< |
|
670 |
< |
for (i = 0; i < fa->nsargs; i++) |
671 |
< |
free(fa->sarg[i]); |
672 |
< |
if (fa->nsargs) |
673 |
< |
free(fa->sarg); |
674 |
< |
if (fa->niargs) |
675 |
< |
free(fa->iarg); |
676 |
< |
if (fa->nfargs) |
677 |
< |
free(fa->farg); |
678 |
< |
free(fa); |
647 |
> |
if (ofun[OBJ_SOURCE].funp == o_source) |
648 |
> |
return; /* done already */ |
649 |
> |
/* alias is additional */ |
650 |
> |
ofun[ALIAS].funame = ALIASID; |
651 |
> |
ofun[ALIAS].flags = 0; |
652 |
> |
/* functions get new transform */ |
653 |
> |
for (i = 0; i < NUMTYPES; i++) |
654 |
> |
if (hasfunc(i)) |
655 |
> |
ofun[i].funp = addxform; |
656 |
> |
/* special cases */ |
657 |
> |
ofun[OBJ_SOURCE].funp = o_source; |
658 |
> |
ofun[OBJ_SPHERE].funp = |
659 |
> |
ofun[OBJ_BUBBLE].funp = o_sphere; |
660 |
> |
ofun[OBJ_FACE].funp = o_face; |
661 |
> |
ofun[OBJ_CONE].funp = |
662 |
> |
ofun[OBJ_CUP].funp = o_cone; |
663 |
> |
ofun[OBJ_CYLINDER].funp = |
664 |
> |
ofun[OBJ_TUBE].funp = o_cylinder; |
665 |
> |
ofun[OBJ_RING].funp = o_ring; |
666 |
> |
ofun[OBJ_INSTANCE].funp = addxform; |
667 |
> |
ofun[MAT_GLOW].funp = m_glow; |
668 |
> |
ofun[MAT_SPOT].funp = m_spot; |
669 |
> |
ofun[MAT_DIELECTRIC].funp = m_dielectric; |
670 |
> |
ofun[MAT_INTERFACE].funp = m_interface; |
671 |
> |
ofun[PAT_CTEXT].funp = |
672 |
> |
ofun[PAT_BTEXT].funp = |
673 |
> |
ofun[MIX_TEXT].funp = text; |
674 |
> |
ofun[ALIAS].funp = alias; |
675 |
> |
/* surface inverses */ |
676 |
> |
tinvers[OBJ_FACE] = OBJ_FACE; |
677 |
> |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
678 |
> |
tinvers[OBJ_CONE] = OBJ_CUP; |
679 |
> |
tinvers[OBJ_CUP] = OBJ_CONE; |
680 |
> |
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
681 |
> |
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
682 |
> |
tinvers[OBJ_RING] = OBJ_RING; |
683 |
> |
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
684 |
> |
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
685 |
> |
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
686 |
|
} |