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/* Copyright (c) 1986 Regents of the University of California */ |
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/* Copyright (c) 1991 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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* 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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|
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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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#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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|
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#define progname (xav[0]) |
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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': |
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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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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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if (reverse = totscale < 0.0) |
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totscale = -totscale; |
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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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|
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putchar('#'); /* simple header */ |
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/* simple header */ |
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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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|
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if (a == argc) |
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> |
/* transform input */ |
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> |
if (xac == argc) |
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xform("standard input", stdin); |
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else |
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for ( ; a < argc; a++) { |
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> |
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); |
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} |
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exit(0); |
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return(0); |
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} |
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xform(name, fin) /* transform stream by totxform */ |
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doarray(ac, av, ai) /* make array */ |
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char **av; |
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int ac, ai; |
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{ |
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char *newav[256], **avp; |
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char newid[128], repts[32]; |
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char *oldid = NULL; |
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int i, err; |
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> |
|
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> |
avp = newav+2; |
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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 |
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avp[i] = av[i]; |
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avp[ai] = "-i"; |
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> |
avp[ai+1] = repts; |
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> |
avp[i] = NULL; |
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> |
if (oldid == NULL) { |
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newav[0] = av[0]; |
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newav[1] = "-n"; |
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> |
newav[2] = newid; |
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> |
avp = newav; |
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ac += 2; |
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} |
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> |
err = 0; |
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> |
for (i = 0; i < atoi(av[ai+1]); i++) { |
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> |
if (oldid == NULL) |
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> |
sprintf(newid, "a%d", i); |
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else |
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> |
sprintf(newid, "%s.%d", oldid, i); |
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> |
sprintf(repts, "%d", i); |
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> |
err |= main(ac, avp); |
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> |
} |
| 168 |
> |
return(err); |
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> |
} |
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> |
|
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> |
|
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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; |
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{ |
| 187 |
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} while (c != '\n'); |
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} else if (c == '!') { /* command */ |
| 189 |
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ungetc(c, fin); |
| 190 |
< |
if (expand) |
| 185 |
< |
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 |
< |
} |
| 190 |
> |
xfcomm(name, fin); |
| 191 |
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} else { /* object */ |
| 192 |
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ungetc(c, fin); |
| 193 |
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xfobject(name, fin); |
| 196 |
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} |
| 197 |
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|
| 198 |
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|
| 199 |
< |
xfcomm(fname, fin) /* expand a command */ |
| 199 |
> |
xfcomm(fname, fin) /* transform a command */ |
| 200 |
|
FILE *fin; |
| 201 |
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{ |
| 202 |
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FILE *popen(); |
| 203 |
< |
char *fgets(); |
| 203 |
> |
char *fgetline(); |
| 204 |
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FILE *pin; |
| 205 |
|
char buf[512]; |
| 206 |
+ |
int i; |
| 207 |
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|
| 208 |
< |
fgets(buf, sizeof(buf), fin); |
| 209 |
< |
if (buf[strlen(buf)-1] == '\n') |
| 210 |
< |
buf[strlen(buf)-1] = '\0'; |
| 211 |
< |
if ((pin = popen(buf+1, "r")) == NULL) { |
| 212 |
< |
fprintf(stderr, "%s: (%s): cannot execute \"%s\"\n", |
| 213 |
< |
progname, fname, buf); |
| 214 |
< |
exit(1); |
| 208 |
> |
fgetline(buf, sizeof(buf), fin); |
| 209 |
> |
if (expand) { |
| 210 |
> |
if (xac > 2) { |
| 211 |
> |
if ((pin = popen(buf+1, "r")) == NULL) { |
| 212 |
> |
fprintf(stderr, |
| 213 |
> |
"%s: (%s): cannot execute \"%s\"\n", |
| 214 |
> |
progname, fname, buf); |
| 215 |
> |
exit(1); |
| 216 |
> |
} |
| 217 |
> |
xform(buf, pin); |
| 218 |
> |
pclose(pin); |
| 219 |
> |
} else { |
| 220 |
> |
fflush(stdout); |
| 221 |
> |
system(buf+1); |
| 222 |
> |
} |
| 223 |
> |
} else { |
| 224 |
> |
printf("\n%s", buf); |
| 225 |
> |
if (xac > 1) { |
| 226 |
> |
printf(" | %s -e", xav[0]); |
| 227 |
> |
for (i = 1; i < xac; i++) |
| 228 |
> |
printf(" %s", xav[i]); |
| 229 |
> |
} |
| 230 |
> |
putchar('\n'); |
| 231 |
|
} |
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– |
xform(buf, pin); |
| 220 |
– |
pclose(pin); |
| 232 |
|
} |
| 233 |
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|
| 234 |
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|
| 236 |
|
char *fname; |
| 237 |
|
FILE *fin; |
| 238 |
|
{ |
| 239 |
< |
char stmp[MAXSTR]; |
| 239 |
> |
extern char *strcpy(); |
| 240 |
> |
char typ[16], nam[MAXSTR]; |
| 241 |
|
int fn; |
| 242 |
< |
|
| 243 |
< |
fscanf(fin, "%s", stmp); /* modifier */ |
| 244 |
< |
printf("\n%s ", stmp); |
| 245 |
< |
fscanf(fin, "%s", stmp); /* object type */ |
| 246 |
< |
if ((fn = otype(stmp)) < 0) { |
| 242 |
> |
/* modifier and type */ |
| 243 |
> |
strcpy(typ, "EOF"); |
| 244 |
> |
fgetword(nam, sizeof(nam), fin); |
| 245 |
> |
fgetword(typ, sizeof(typ), fin); |
| 246 |
> |
if ((fn = otype(typ)) < 0) { |
| 247 |
|
fprintf(stderr, "%s: (%s): unknown object type \"%s\"\n", |
| 248 |
< |
progname, fname, stmp); |
| 248 |
> |
progname, fname, typ); |
| 249 |
|
exit(1); |
| 250 |
|
} |
| 251 |
< |
printf("%s ", stmp); |
| 252 |
< |
fscanf(fin, "%s", stmp); /* object name */ |
| 251 |
> |
if (issurface(fn)) |
| 252 |
> |
printf("\n%s %s ", newmod != NULL ? newmod : nam, |
| 253 |
> |
invert ? ofun[tinvers[fn]].funame : typ); |
| 254 |
> |
else |
| 255 |
> |
printf("\n%s %s ", nam, typ); |
| 256 |
> |
/* object name */ |
| 257 |
> |
fgetword(nam, sizeof(nam), fin); |
| 258 |
|
if (idprefix != NULL && issurface(fn)) |
| 259 |
< |
printf("%s.%s\n", idprefix, stmp); |
| 259 |
> |
printf("%s.%s\n", idprefix, nam); |
| 260 |
|
else |
| 261 |
< |
printf("%s\n", stmp); |
| 262 |
< |
/* transform arguments */ |
| 261 |
> |
printf("%s\n", nam); |
| 262 |
> |
/* transform arguments */ |
| 263 |
|
if ((*ofun[fn].funp)(fin) < 0) { |
| 264 |
|
fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
| 265 |
< |
progname, fname, ofun[fn].funame, stmp); |
| 265 |
> |
progname, fname, ofun[fn].funame, nam); |
| 266 |
|
exit(1); |
| 267 |
|
} |
| 268 |
|
} |
| 269 |
|
|
| 270 |
|
|
| 271 |
< |
passargs(fin) /* pass on arguments unchanged */ |
| 271 |
> |
o_default(fin) /* pass on arguments unchanged */ |
| 272 |
|
FILE *fin; |
| 273 |
|
{ |
| 274 |
|
register int i; |
| 275 |
< |
register FUNARGS *fa; |
| 275 |
> |
FUNARGS fa; |
| 276 |
|
|
| 277 |
< |
if ((fa = getfargs(fin)) == NULL) |
| 277 |
> |
if (readfargs(&fa, fin) != 1) |
| 278 |
|
return(-1); |
| 279 |
|
/* string arguments */ |
| 280 |
< |
printf("%d", fa->nsargs); |
| 281 |
< |
for (i = 0; i < fa->nsargs; i++) |
| 282 |
< |
printf(" %s", fa->sarg[i]); |
| 280 |
> |
printf("%d", fa.nsargs); |
| 281 |
> |
for (i = 0; i < fa.nsargs; i++) |
| 282 |
> |
printf(" %s", fa.sarg[i]); |
| 283 |
|
printf("\n"); |
| 284 |
+ |
#ifdef IARGS |
| 285 |
|
/* integer arguments */ |
| 286 |
< |
printf("%d", fa->niargs); |
| 287 |
< |
for (i = 0; i < fa->niargs; i++) |
| 288 |
< |
printf(" %d", fa->iarg[i]); |
| 286 |
> |
printf("%d", fa.niargs); |
| 287 |
> |
for (i = 0; i < fa.niargs; i++) |
| 288 |
> |
printf(" %d", fa.iarg[i]); |
| 289 |
|
printf("\n"); |
| 290 |
+ |
#else |
| 291 |
+ |
printf("0\n"); |
| 292 |
+ |
#endif |
| 293 |
|
/* float arguments */ |
| 294 |
< |
printf("%d", fa->nfargs); |
| 295 |
< |
for (i = 0; i < fa->nfargs; i++) |
| 296 |
< |
printf(" %18.12g", fa->farg[i]); |
| 294 |
> |
printf("%d", fa.nfargs); |
| 295 |
> |
for (i = 0; i < fa.nfargs; i++) |
| 296 |
> |
printf(" %18.12g", fa.farg[i]); |
| 297 |
|
printf("\n"); |
| 298 |
< |
freefargs(fa); |
| 298 |
> |
freefargs(&fa); |
| 299 |
|
return(0); |
| 300 |
|
} |
| 301 |
|
|
| 304 |
|
FILE *fin; |
| 305 |
|
{ |
| 306 |
|
register int i; |
| 307 |
< |
register FUNARGS *fa; |
| 307 |
> |
FUNARGS fa; |
| 308 |
|
|
| 309 |
< |
if ((fa = getfargs(fin)) == NULL) |
| 309 |
> |
if (readfargs(&fa, fin) != 1) |
| 310 |
|
return(-1); |
| 311 |
|
/* string arguments */ |
| 312 |
< |
printf("%d", fa->nsargs + xac-xfa); |
| 313 |
< |
for (i = 0; i < fa->nsargs; i++) |
| 314 |
< |
printf(" %s", fa->sarg[i]); |
| 312 |
> |
printf("%d", fa.nsargs + xac-xfa); |
| 313 |
> |
for (i = 0; i < fa.nsargs; i++) |
| 314 |
> |
printf(" %s", fa.sarg[i]); |
| 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 |
|
|
| 402 |
|
FILE *fin; |
| 403 |
|
{ |
| 404 |
|
double pow(); |
| 405 |
< |
register FUNARGS *fa; |
| 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 |
|
|
| 423 |
|
FILE *fin; |
| 424 |
|
{ |
| 425 |
|
double pow(); |
| 426 |
< |
register FUNARGS *fa; |
| 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 && |
| 433 |
< |
fa->nfargs != 11 && fa->nfargs != 15)) |
| 457 |
> |
if (fa.nfargs != 9 && fa.nfargs != 11 && fa.nfargs != 15) |
| 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); |
| 471 |
> |
multv3(v, fa.farg+6, tot.xfm); |
| 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) { |
| 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", |
| 478 |
< |
fa->farg[9], fa->farg[10], fa->farg[11]); |
| 478 |
> |
fa.farg[9], fa.farg[10], fa.farg[11]); |
| 479 |
|
printf(" %18.12g %18.12g %18.12g\n", |
| 480 |
< |
fa->farg[12], fa->farg[13], fa->farg[14]); |
| 480 |
> |
fa.farg[12], fa.farg[13], fa.farg[14]); |
| 481 |
|
} |
| 482 |
< |
freefargs(fa); |
| 482 |
> |
freefargs(&fa); |
| 483 |
|
return(0); |
| 484 |
|
} |
| 485 |
|
|
| 487 |
|
o_source(fin) /* transform source arguments */ |
| 488 |
|
FILE *fin; |
| 489 |
|
{ |
| 490 |
< |
double dv[3]; |
| 491 |
< |
register FUNARGS *fa; |
| 490 |
> |
FVECT dv; |
| 491 |
> |
FUNARGS fa; |
| 492 |
|
|
| 493 |
< |
if ((fa = getfargs(fin)) == NULL) |
| 493 |
> |
if (readfargs(&fa, fin) != 1) |
| 494 |
|
return(-1); |
| 495 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
| 495 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
| 496 |
|
return(-1); |
| 497 |
|
/* transform direction vector */ |
| 498 |
< |
multv3(dv, fa->farg, totxform); |
| 498 |
> |
multv3(dv, fa.farg, tot.xfm); |
| 499 |
|
/* output */ |
| 500 |
|
printf("0\n0\n4"); |
| 501 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
| 502 |
< |
dv[0], dv[1], dv[2], fa->farg[3]); |
| 503 |
< |
freefargs(fa); |
| 502 |
> |
dv[0], dv[1], dv[2], fa.farg[3]); |
| 503 |
> |
freefargs(&fa); |
| 504 |
|
return(0); |
| 505 |
|
} |
| 506 |
|
|
| 508 |
|
o_sphere(fin) /* transform sphere arguments */ |
| 509 |
|
FILE *fin; |
| 510 |
|
{ |
| 511 |
< |
double cent[3], rad; |
| 512 |
< |
register FUNARGS *fa; |
| 511 |
> |
FVECT cent; |
| 512 |
> |
double rad; |
| 513 |
> |
FUNARGS fa; |
| 514 |
|
|
| 515 |
< |
if ((fa = getfargs(fin)) == NULL) |
| 515 |
> |
if (readfargs(&fa, fin) != 1) |
| 516 |
|
return(-1); |
| 517 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) |
| 517 |
> |
if (fa.nsargs != 0 || fa.nfargs != 4) |
| 518 |
|
return(-1); |
| 519 |
|
|
| 520 |
< |
multp3(cent, fa->farg, totxform); /* transform center */ |
| 520 |
> |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
| 521 |
|
|
| 522 |
< |
rad = fa->farg[3] * totscale; /* scale radius */ |
| 522 |
> |
rad = fa.farg[3] * tot.sca; /* scale radius */ |
| 523 |
|
|
| 524 |
|
printf("0\n0\n4"); |
| 525 |
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
| 526 |
|
cent[0], cent[1], cent[2], rad); |
| 527 |
< |
freefargs(fa); |
| 527 |
> |
freefargs(&fa); |
| 528 |
|
return(0); |
| 529 |
|
} |
| 530 |
|
|
| 532 |
|
o_face(fin) /* transform face arguments */ |
| 533 |
|
FILE *fin; |
| 534 |
|
{ |
| 535 |
< |
double p[3]; |
| 535 |
> |
FVECT p; |
| 536 |
|
register int i; |
| 537 |
< |
register FUNARGS *fa; |
| 537 |
> |
FUNARGS fa; |
| 538 |
|
|
| 539 |
< |
if ((fa = getfargs(fin)) == NULL) |
| 539 |
> |
if (readfargs(&fa, fin) != 1) |
| 540 |
|
return(-1); |
| 541 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs % 3) |
| 541 |
> |
if (fa.nsargs != 0 || fa.nfargs % 3) |
| 542 |
|
return(-1); |
| 543 |
|
|
| 544 |
< |
printf("0\n0\n%d\n", fa->nfargs); |
| 544 |
> |
printf("0\n0\n%d\n", fa.nfargs); |
| 545 |
|
|
| 546 |
< |
for (i = 0; i < fa->nfargs; i += 3) { |
| 546 |
> |
for (i = 0; i < fa.nfargs; i += 3) { |
| 547 |
|
if (reverse) |
| 548 |
< |
multp3(p, fa->farg+(fa->nfargs-i-3), totxform); |
| 548 |
> |
multp3(p, fa.farg+(fa.nfargs-i-3), tot.xfm); |
| 549 |
|
else |
| 550 |
< |
multp3(p, fa->farg+i, totxform); |
| 550 |
> |
multp3(p, fa.farg+i, tot.xfm); |
| 551 |
|
printf(" %18.12g %18.12g %18.12g\n", p[0], p[1], p[2]); |
| 552 |
|
} |
| 553 |
< |
freefargs(fa); |
| 553 |
> |
freefargs(&fa); |
| 554 |
|
return(0); |
| 555 |
|
} |
| 556 |
|
|
| 558 |
|
o_cone(fin) /* transform cone and cup arguments */ |
| 559 |
|
FILE *fin; |
| 560 |
|
{ |
| 561 |
< |
double p0[3], p1[3], r0, r1; |
| 562 |
< |
register FUNARGS *fa; |
| 561 |
> |
FVECT p0, p1; |
| 562 |
> |
double r0, r1; |
| 563 |
> |
FUNARGS fa; |
| 564 |
|
|
| 565 |
< |
if ((fa = getfargs(fin)) == NULL) |
| 565 |
> |
if (readfargs(&fa, fin) != 1) |
| 566 |
|
return(-1); |
| 567 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
| 567 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
| 568 |
|
return(-1); |
| 569 |
|
|
| 570 |
|
printf("0\n0\n8\n"); |
| 571 |
|
|
| 572 |
< |
multp3(p0, fa->farg, totxform); |
| 573 |
< |
multp3(p1, fa->farg+3, totxform); |
| 574 |
< |
r0 = fa->farg[6] * totscale; |
| 575 |
< |
r1 = fa->farg[7] * totscale; |
| 572 |
> |
multp3(p0, fa.farg, tot.xfm); |
| 573 |
> |
multp3(p1, fa.farg+3, tot.xfm); |
| 574 |
> |
r0 = fa.farg[6] * tot.sca; |
| 575 |
> |
r1 = fa.farg[7] * tot.sca; |
| 576 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
| 577 |
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
| 578 |
|
printf(" %18.12g %18.12g\n", r0, r1); |
| 579 |
|
|
| 580 |
< |
freefargs(fa); |
| 580 |
> |
freefargs(&fa); |
| 581 |
|
return(0); |
| 582 |
|
} |
| 583 |
|
|
| 585 |
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
| 586 |
|
FILE *fin; |
| 587 |
|
{ |
| 588 |
< |
double p0[3], p1[3], rad; |
| 589 |
< |
register FUNARGS *fa; |
| 588 |
> |
FVECT p0, p1; |
| 589 |
> |
double rad; |
| 590 |
> |
FUNARGS fa; |
| 591 |
|
|
| 592 |
< |
if ((fa = getfargs(fin)) == NULL) |
| 592 |
> |
if (readfargs(&fa, fin) != 1) |
| 593 |
|
return(-1); |
| 594 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 7) |
| 594 |
> |
if (fa.nsargs != 0 || fa.nfargs != 7) |
| 595 |
|
return(-1); |
| 596 |
|
|
| 597 |
|
printf("0\n0\n7\n"); |
| 598 |
|
|
| 599 |
< |
multp3(p0, fa->farg, totxform); |
| 600 |
< |
multp3(p1, fa->farg+3, totxform); |
| 601 |
< |
rad = fa->farg[6] * totscale; |
| 599 |
> |
multp3(p0, fa.farg, tot.xfm); |
| 600 |
> |
multp3(p1, fa.farg+3, tot.xfm); |
| 601 |
> |
rad = fa.farg[6] * tot.sca; |
| 602 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
| 603 |
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
| 604 |
|
printf(" %18.12g\n", rad); |
| 605 |
< |
freefargs(fa); |
| 605 |
> |
freefargs(&fa); |
| 606 |
|
return(0); |
| 607 |
|
} |
| 608 |
|
|
| 610 |
|
o_ring(fin) /* transform ring arguments */ |
| 611 |
|
FILE *fin; |
| 612 |
|
{ |
| 613 |
< |
double p0[3], pd[3], r0, r1; |
| 614 |
< |
register FUNARGS *fa; |
| 613 |
> |
FVECT p0, pd; |
| 614 |
> |
double r0, r1; |
| 615 |
> |
FUNARGS fa; |
| 616 |
|
|
| 617 |
< |
if ((fa = getfargs(fin)) == NULL) |
| 617 |
> |
if (readfargs(&fa, fin) != 1) |
| 618 |
|
return(-1); |
| 619 |
< |
if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 8) |
| 619 |
> |
if (fa.nsargs != 0 || fa.nfargs != 8) |
| 620 |
|
return(-1); |
| 621 |
|
|
| 622 |
|
printf("0\n0\n8\n"); |
| 623 |
|
|
| 624 |
< |
multp3(p0, fa->farg, totxform); |
| 625 |
< |
multv3(pd, fa->farg+3, totxform); |
| 626 |
< |
r0 = fa->farg[6] * totscale; |
| 627 |
< |
r1 = fa->farg[7] * totscale; |
| 624 |
> |
multp3(p0, fa.farg, tot.xfm); |
| 625 |
> |
multv3(pd, fa.farg+3, tot.xfm); |
| 626 |
> |
if (invert) { |
| 627 |
> |
pd[0] = -pd[0]; |
| 628 |
> |
pd[1] = -pd[1]; |
| 629 |
> |
pd[2] = -pd[2]; |
| 630 |
> |
} |
| 631 |
> |
r0 = fa.farg[6] * tot.sca; |
| 632 |
> |
r1 = fa.farg[7] * tot.sca; |
| 633 |
|
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
| 634 |
|
printf(" %18.12g %18.12g %18.12g\n", pd[0], pd[1], pd[2]); |
| 635 |
|
printf(" %18.12g %18.12g\n", r0, r1); |
| 636 |
< |
freefargs(fa); |
| 636 |
> |
freefargs(&fa); |
| 637 |
|
return(0); |
| 638 |
|
} |
| 639 |
|
|
| 640 |
|
|
| 641 |
< |
FUNARGS * |
| 609 |
< |
getfargs(fp) /* get function arguments from stream */ |
| 610 |
< |
FILE *fp; |
| 641 |
> |
initotypes() /* initialize ofun[] array */ |
| 642 |
|
{ |
| 643 |
< |
char *strcpy(); |
| 644 |
< |
char sbuf[MAXSTR]; |
| 645 |
< |
int n; |
| 646 |
< |
register FUNARGS *fa; |
| 643 |
> |
extern int o_source(); |
| 644 |
> |
extern int o_sphere(); |
| 645 |
> |
extern int o_face(); |
| 646 |
> |
extern int o_cone(); |
| 647 |
> |
extern int o_cylinder(); |
| 648 |
> |
extern int o_ring(); |
| 649 |
> |
extern int m_glow(); |
| 650 |
> |
extern int m_spot(); |
| 651 |
> |
extern int m_dielectric(); |
| 652 |
> |
extern int m_interface(); |
| 653 |
> |
extern int text(); |
| 654 |
> |
extern int alias(); |
| 655 |
> |
extern int passargs(); |
| 656 |
> |
extern int addxform(); |
| 657 |
|
register int i; |
| 658 |
|
|
| 659 |
< |
if ((fa = (FUNARGS *)malloc((unsigned)sizeof(FUNARGS))) == NULL) |
| 660 |
< |
goto memerr; |
| 661 |
< |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
| 662 |
< |
return(NULL); |
| 663 |
< |
if (fa->nsargs = n) { |
| 664 |
< |
fa->sarg = (char **)malloc((unsigned)fa->nsargs*sizeof(char *)); |
| 665 |
< |
if (fa->sarg == NULL) |
| 666 |
< |
goto memerr; |
| 667 |
< |
for (i = 0; i < fa->nsargs; i++) { |
| 668 |
< |
if (fscanf(fp, "%s", sbuf) != 1) |
| 669 |
< |
return(NULL); |
| 670 |
< |
if ((fa->sarg[i] = malloc((unsigned)strlen(sbuf)+1)) == NULL) |
| 671 |
< |
goto memerr; |
| 672 |
< |
strcpy(fa->sarg[i], sbuf); |
| 673 |
< |
} |
| 674 |
< |
} else |
| 675 |
< |
fa->sarg = NULL; |
| 676 |
< |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
| 677 |
< |
return(NULL); |
| 678 |
< |
if (fa->niargs = n) { |
| 679 |
< |
fa->iarg = (int *)malloc((unsigned)fa->niargs*sizeof(int)); |
| 680 |
< |
if (fa->iarg == NULL) |
| 681 |
< |
goto memerr; |
| 682 |
< |
for (i = 0; i < fa->niargs; i++) |
| 683 |
< |
if (fscanf(fp, "%d", &fa->iarg[i]) != 1) |
| 684 |
< |
return(NULL); |
| 685 |
< |
} else |
| 686 |
< |
fa->iarg = NULL; |
| 687 |
< |
if (fscanf(fp, "%d", &n) != 1 || n < 0) |
| 688 |
< |
return(NULL); |
| 689 |
< |
if (fa->nfargs = n) { |
| 690 |
< |
fa->farg = (double *)malloc((unsigned)fa->nfargs*sizeof(double)); |
| 691 |
< |
if (fa->farg == NULL) |
| 692 |
< |
goto memerr; |
| 693 |
< |
for (i = 0; i < fa->nfargs; i++) |
| 694 |
< |
if (fscanf(fp, "%lf", &fa->farg[i]) != 1) |
| 695 |
< |
return(NULL); |
| 696 |
< |
} else |
| 656 |
< |
fa->farg = NULL; |
| 657 |
< |
return(fa); |
| 658 |
< |
memerr: |
| 659 |
< |
fprintf(stderr, "%s: out of memory in getfargs\n", progname); |
| 660 |
< |
exit(1); |
| 661 |
< |
} |
| 662 |
< |
|
| 663 |
< |
|
| 664 |
< |
freefargs(fa) /* free memory associated with fa */ |
| 665 |
< |
register FUNARGS *fa; |
| 666 |
< |
{ |
| 667 |
< |
register int i; |
| 668 |
< |
|
| 669 |
< |
for (i = 0; i < fa->nsargs; i++) |
| 670 |
< |
free(fa->sarg[i]); |
| 671 |
< |
if (fa->nsargs) |
| 672 |
< |
free(fa->sarg); |
| 673 |
< |
if (fa->niargs) |
| 674 |
< |
free(fa->iarg); |
| 675 |
< |
if (fa->nfargs) |
| 676 |
< |
free(fa->farg); |
| 677 |
< |
free(fa); |
| 659 |
> |
if (ofun[OBJ_SOURCE].funp == o_source) |
| 660 |
> |
return; /* done already */ |
| 661 |
> |
/* alias is additional */ |
| 662 |
> |
ofun[ALIAS].funame = ALIASID; |
| 663 |
> |
ofun[ALIAS].flags = 0; |
| 664 |
> |
/* functions get new transform */ |
| 665 |
> |
for (i = 0; i < NUMTYPES; i++) |
| 666 |
> |
if (hasfunc(i)) |
| 667 |
> |
ofun[i].funp = addxform; |
| 668 |
> |
/* special cases */ |
| 669 |
> |
ofun[OBJ_SOURCE].funp = o_source; |
| 670 |
> |
ofun[OBJ_SPHERE].funp = |
| 671 |
> |
ofun[OBJ_BUBBLE].funp = o_sphere; |
| 672 |
> |
ofun[OBJ_FACE].funp = o_face; |
| 673 |
> |
ofun[OBJ_CONE].funp = |
| 674 |
> |
ofun[OBJ_CUP].funp = o_cone; |
| 675 |
> |
ofun[OBJ_CYLINDER].funp = |
| 676 |
> |
ofun[OBJ_TUBE].funp = o_cylinder; |
| 677 |
> |
ofun[OBJ_RING].funp = o_ring; |
| 678 |
> |
ofun[OBJ_INSTANCE].funp = addxform; |
| 679 |
> |
ofun[MAT_GLOW].funp = m_glow; |
| 680 |
> |
ofun[MAT_SPOT].funp = m_spot; |
| 681 |
> |
ofun[MAT_DIELECTRIC].funp = m_dielectric; |
| 682 |
> |
ofun[MAT_INTERFACE].funp = m_interface; |
| 683 |
> |
ofun[PAT_CTEXT].funp = |
| 684 |
> |
ofun[PAT_BTEXT].funp = |
| 685 |
> |
ofun[MIX_TEXT].funp = text; |
| 686 |
> |
ofun[ALIAS].funp = alias; |
| 687 |
> |
/* surface inverses */ |
| 688 |
> |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
| 689 |
> |
tinvers[OBJ_CONE] = OBJ_CUP; |
| 690 |
> |
tinvers[OBJ_CUP] = OBJ_CONE; |
| 691 |
> |
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
| 692 |
> |
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
| 693 |
> |
tinvers[OBJ_RING] = OBJ_RING; |
| 694 |
> |
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
| 695 |
> |
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
| 696 |
> |
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
| 697 |
|
} |