1 |
greg |
1.13 |
/* Copyright (c) 1991 Regents of the University of California */ |
2 |
greg |
1.1 |
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3 |
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#ifndef lint |
4 |
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static char SCCSid[] = "$SunId$ LBL"; |
5 |
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#endif |
6 |
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7 |
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/* |
8 |
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* xform.c - program to transform object files. |
9 |
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* Transformations must preserve aspect ratio. |
10 |
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* |
11 |
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* 10/19/85 |
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* 11/6/86 Finally added error checking! |
13 |
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*/ |
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greg |
1.12 |
#include "standard.h" |
16 |
greg |
1.1 |
|
17 |
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#include <ctype.h> |
18 |
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19 |
greg |
1.14 |
#include "object.h" |
20 |
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21 |
greg |
1.11 |
#include "otypes.h" |
22 |
greg |
1.1 |
|
23 |
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int xac; /* global xform argument count */ |
24 |
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char **xav; /* global xform argument pointer */ |
25 |
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int xfa; /* start of xf arguments */ |
26 |
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27 |
greg |
1.12 |
XF tot; /* total transformation */ |
28 |
greg |
1.1 |
int reverse; /* boolean true if scene inverted */ |
29 |
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30 |
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int expand = 0; /* boolean true to expand commands */ |
31 |
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32 |
greg |
1.13 |
char *newmod = NULL; /* new modifier for surfaces */ |
33 |
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34 |
greg |
1.1 |
char *idprefix = NULL; /* prefix for object identifiers */ |
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36 |
greg |
1.11 |
#define ALIAS NUMOTYPE /* put alias at end of array */ |
37 |
greg |
1.1 |
|
38 |
greg |
1.11 |
#define NUMTYPES (NUMOTYPE+1) /* total number of object types */ |
39 |
greg |
1.1 |
|
40 |
greg |
1.11 |
FUN ofun[NUMTYPES] = INIT_OTYPE; /* default types and actions */ |
41 |
greg |
1.1 |
|
42 |
greg |
1.14 |
extern char *malloc(); |
43 |
greg |
1.1 |
|
44 |
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#define progname (xav[0]) |
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46 |
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47 |
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main(argc, argv) /* get transform options and transform file */ |
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int argc; |
49 |
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char *argv[]; |
50 |
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{ |
51 |
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FILE *fopen(); |
52 |
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FILE *fp; |
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int a; |
54 |
greg |
1.8 |
/* check for array */ |
55 |
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for (a = 1; a < argc; a++) |
56 |
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if (!strcmp(argv[a], "-a")) |
57 |
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return(doarray(argc, argv, a)); |
58 |
greg |
1.1 |
|
59 |
greg |
1.11 |
initotypes(); |
60 |
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61 |
greg |
1.1 |
for (a = 1; a < argc; a++) { |
62 |
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if (argv[a][0] == '-') |
63 |
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switch (argv[a][1]) { |
64 |
greg |
1.13 |
case 'm': |
65 |
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if (argv[a][2] || a+1 >= argc) |
66 |
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break; |
67 |
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newmod = argv[++a]; |
68 |
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continue; |
69 |
greg |
1.1 |
case 'n': |
70 |
greg |
1.9 |
if (argv[a][2] || a+1 >= argc) |
71 |
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break; |
72 |
greg |
1.1 |
idprefix = argv[++a]; |
73 |
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continue; |
74 |
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case 'e': |
75 |
greg |
1.9 |
if (argv[a][2]) |
76 |
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break; |
77 |
greg |
1.1 |
expand = 1; |
78 |
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continue; |
79 |
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} |
80 |
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break; |
81 |
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} |
82 |
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83 |
greg |
1.8 |
xav = argv; |
84 |
greg |
1.1 |
xfa = a; |
85 |
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|
86 |
greg |
1.12 |
a += xf(&tot, argc-a, argv+a); |
87 |
greg |
1.1 |
|
88 |
greg |
1.12 |
if (reverse = tot.sca < 0.0) |
89 |
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tot.sca = -tot.sca; |
90 |
greg |
1.1 |
|
91 |
greg |
1.9 |
if (a < argc && argv[a][0] == '-') { |
92 |
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fprintf(stderr, "%s: command line error at '%s'\n", |
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argv[0], argv[a]); |
94 |
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exit(1); |
95 |
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} |
96 |
greg |
1.10 |
|
97 |
greg |
1.1 |
xac = a; |
98 |
greg |
1.10 |
/* simple header */ |
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putchar('#'); |
100 |
greg |
1.1 |
for (a = 0; a < xac; a++) |
101 |
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printf(" %s", xav[a]); |
102 |
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putchar('\n'); |
103 |
greg |
1.10 |
/* transform input */ |
104 |
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if (xac == argc) |
105 |
greg |
1.1 |
xform("standard input", stdin); |
106 |
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else |
107 |
greg |
1.10 |
for (a = xac; a < argc; a++) { |
108 |
greg |
1.1 |
if ((fp = fopen(argv[a], "r")) == NULL) { |
109 |
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fprintf(stderr, "%s: cannot open \"%s\"\n", |
110 |
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progname, argv[a]); |
111 |
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exit(1); |
112 |
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} |
113 |
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xform(argv[a], fp); |
114 |
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fclose(fp); |
115 |
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} |
116 |
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117 |
greg |
1.8 |
return(0); |
118 |
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} |
119 |
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120 |
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121 |
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doarray(ac, av, ai) /* make array */ |
122 |
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char **av; |
123 |
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int ac, ai; |
124 |
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{ |
125 |
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char *newav[256], **avp; |
126 |
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char newid[128], repts[32]; |
127 |
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char *oldid = NULL; |
128 |
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int i, err; |
129 |
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130 |
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avp = newav+2; |
131 |
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avp[0] = av[0]; |
132 |
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for (i = 1; i < ac; i++) |
133 |
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if (!strcmp(av[i-1], "-n")) { |
134 |
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oldid = av[i]; |
135 |
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avp[i] = newid; |
136 |
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} else |
137 |
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avp[i] = av[i]; |
138 |
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avp[ai] = "-i"; |
139 |
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avp[ai+1] = repts; |
140 |
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avp[i] = NULL; |
141 |
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if (oldid == NULL) { |
142 |
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newav[0] = av[0]; |
143 |
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newav[1] = "-n"; |
144 |
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newav[2] = newid; |
145 |
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avp = newav; |
146 |
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ac += 2; |
147 |
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} |
148 |
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err = 0; |
149 |
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for (i = 0; i < atoi(av[ai+1]); i++) { |
150 |
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if (oldid == NULL) |
151 |
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sprintf(newid, "a%d", i); |
152 |
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else |
153 |
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sprintf(newid, "%s.%d", oldid, i); |
154 |
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sprintf(repts, "%d", i); |
155 |
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err |= main(ac, avp); |
156 |
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} |
157 |
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return(err); |
158 |
greg |
1.1 |
} |
159 |
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160 |
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161 |
greg |
1.12 |
xform(name, fin) /* transform stream by tot.xfm */ |
162 |
greg |
1.1 |
char *name; |
163 |
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register FILE *fin; |
164 |
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{ |
165 |
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register int c; |
166 |
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167 |
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while ((c = getc(fin)) != EOF) { |
168 |
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if (isspace(c)) /* blank */ |
169 |
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continue; |
170 |
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if (c == '#') { /* comment */ |
171 |
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putchar(c); |
172 |
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do { |
173 |
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if ((c = getc(fin)) == EOF) |
174 |
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return; |
175 |
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putchar(c); |
176 |
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} while (c != '\n'); |
177 |
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} else if (c == '!') { /* command */ |
178 |
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ungetc(c, fin); |
179 |
greg |
1.7 |
xfcomm(name, fin); |
180 |
greg |
1.1 |
} else { /* object */ |
181 |
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ungetc(c, fin); |
182 |
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xfobject(name, fin); |
183 |
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} |
184 |
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} |
185 |
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} |
186 |
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187 |
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188 |
greg |
1.7 |
xfcomm(fname, fin) /* transform a command */ |
189 |
greg |
1.1 |
FILE *fin; |
190 |
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{ |
191 |
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FILE *popen(); |
192 |
greg |
1.7 |
char *fgetline(); |
193 |
greg |
1.1 |
FILE *pin; |
194 |
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char buf[512]; |
195 |
greg |
1.7 |
int i; |
196 |
greg |
1.1 |
|
197 |
greg |
1.7 |
fgetline(buf, sizeof(buf), fin); |
198 |
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if (expand) { |
199 |
greg |
1.10 |
if (xac > 2) { |
200 |
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if ((pin = popen(buf+1, "r")) == NULL) { |
201 |
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fprintf(stderr, |
202 |
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"%s: (%s): cannot execute \"%s\"\n", |
203 |
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progname, fname, buf); |
204 |
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exit(1); |
205 |
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} |
206 |
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xform(buf, pin); |
207 |
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pclose(pin); |
208 |
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} else { |
209 |
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fflush(stdout); |
210 |
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system(buf+1); |
211 |
greg |
1.7 |
} |
212 |
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} else { |
213 |
greg |
1.10 |
printf("\n%s", buf); |
214 |
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if (xac > 1) { |
215 |
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printf(" | %s -e", xav[0]); |
216 |
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for (i = 1; i < xac; i++) |
217 |
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printf(" %s", xav[i]); |
218 |
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} |
219 |
greg |
1.7 |
putchar('\n'); |
220 |
greg |
1.1 |
} |
221 |
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} |
222 |
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223 |
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224 |
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xfobject(fname, fin) /* transform an object */ |
225 |
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char *fname; |
226 |
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FILE *fin; |
227 |
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{ |
228 |
greg |
1.13 |
char typ[16], nam[MAXSTR]; |
229 |
greg |
1.1 |
int fn; |
230 |
greg |
1.13 |
/* modifier and type */ |
231 |
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fscanf(fin, "%s %s", nam, typ); |
232 |
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if ((fn = otype(typ)) < 0) { |
233 |
greg |
1.1 |
fprintf(stderr, "%s: (%s): unknown object type \"%s\"\n", |
234 |
greg |
1.13 |
progname, fname, typ); |
235 |
greg |
1.1 |
exit(1); |
236 |
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} |
237 |
greg |
1.13 |
printf("\n%s %s ", newmod!=NULL && issurface(fn) ? newmod : nam, typ); |
238 |
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/* object name */ |
239 |
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fscanf(fin, "%s", nam); |
240 |
greg |
1.1 |
if (idprefix != NULL && issurface(fn)) |
241 |
greg |
1.13 |
printf("%s.%s\n", idprefix, nam); |
242 |
greg |
1.1 |
else |
243 |
greg |
1.13 |
printf("%s\n", nam); |
244 |
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/* transform arguments */ |
245 |
greg |
1.1 |
if ((*ofun[fn].funp)(fin) < 0) { |
246 |
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fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
247 |
greg |
1.13 |
progname, fname, ofun[fn].funame, nam); |
248 |
greg |
1.1 |
exit(1); |
249 |
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} |
250 |
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} |
251 |
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252 |
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253 |
greg |
1.11 |
o_default(fin) /* pass on arguments unchanged */ |
254 |
greg |
1.1 |
FILE *fin; |
255 |
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{ |
256 |
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register int i; |
257 |
greg |
1.14 |
FUNARGS fa; |
258 |
greg |
1.1 |
|
259 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
260 |
greg |
1.1 |
return(-1); |
261 |
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/* string arguments */ |
262 |
greg |
1.14 |
printf("%d", fa.nsargs); |
263 |
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for (i = 0; i < fa.nsargs; i++) |
264 |
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printf(" %s", fa.sarg[i]); |
265 |
greg |
1.1 |
printf("\n"); |
266 |
greg |
1.14 |
#ifdef IARGS |
267 |
greg |
1.1 |
/* integer arguments */ |
268 |
greg |
1.14 |
printf("%d", fa.niargs); |
269 |
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for (i = 0; i < fa.niargs; i++) |
270 |
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printf(" %d", fa.iarg[i]); |
271 |
greg |
1.1 |
printf("\n"); |
272 |
greg |
1.14 |
#endif |
273 |
greg |
1.1 |
/* float arguments */ |
274 |
greg |
1.14 |
printf("%d", fa.nfargs); |
275 |
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for (i = 0; i < fa.nfargs; i++) |
276 |
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printf(" %18.12g", fa.farg[i]); |
277 |
greg |
1.1 |
printf("\n"); |
278 |
greg |
1.14 |
freefargs(&fa); |
279 |
greg |
1.1 |
return(0); |
280 |
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} |
281 |
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282 |
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283 |
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addxform(fin) /* add xf arguments to strings */ |
284 |
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FILE *fin; |
285 |
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{ |
286 |
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register int i; |
287 |
greg |
1.14 |
FUNARGS fa; |
288 |
greg |
1.1 |
|
289 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
290 |
greg |
1.1 |
return(-1); |
291 |
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/* string arguments */ |
292 |
greg |
1.14 |
printf("%d", fa.nsargs + xac-xfa); |
293 |
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for (i = 0; i < fa.nsargs; i++) |
294 |
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printf(" %s", fa.sarg[i]); |
295 |
greg |
1.1 |
for (i = xfa; i < xac; i++) /* add xf arguments */ |
296 |
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printf(" %s", xav[i]); |
297 |
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printf("\n"); |
298 |
greg |
1.14 |
#ifdef IARGS |
299 |
greg |
1.1 |
/* integer arguments */ |
300 |
greg |
1.14 |
printf("%d", fa.niargs); |
301 |
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for (i = 0; i < fa.niargs; i++) |
302 |
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printf(" %d", fa.iarg[i]); |
303 |
greg |
1.1 |
printf("\n"); |
304 |
greg |
1.14 |
#endif |
305 |
greg |
1.1 |
/* float arguments */ |
306 |
greg |
1.14 |
printf("%d", fa.nfargs); |
307 |
|
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for (i = 0; i < fa.nfargs; i++) |
308 |
|
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printf(" %18.12g", fa.farg[i]); |
309 |
greg |
1.1 |
printf("\n"); |
310 |
greg |
1.14 |
freefargs(&fa); |
311 |
greg |
1.1 |
return(0); |
312 |
|
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} |
313 |
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|
314 |
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|
315 |
|
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int |
316 |
|
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otype(ofname) /* get object function number from its name */ |
317 |
|
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register char *ofname; |
318 |
|
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{ |
319 |
|
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register int i; |
320 |
|
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|
321 |
greg |
1.11 |
for (i = 0; i < NUMTYPES; i++) |
322 |
greg |
1.1 |
if (!strcmp(ofun[i].funame, ofname)) |
323 |
|
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return(i); |
324 |
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|
325 |
|
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return(-1); /* not found */ |
326 |
|
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} |
327 |
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|
328 |
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|
329 |
|
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alias(fin) /* transfer alias */ |
330 |
|
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FILE *fin; |
331 |
|
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{ |
332 |
greg |
1.12 |
char aliasnm[MAXSTR]; |
333 |
greg |
1.1 |
|
334 |
greg |
1.12 |
if (fscanf(fin, "%s", aliasnm) != 1) |
335 |
greg |
1.1 |
return(-1); |
336 |
greg |
1.12 |
printf("\t%s\n", aliasnm); |
337 |
greg |
1.5 |
return(0); |
338 |
|
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} |
339 |
|
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|
340 |
|
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|
341 |
|
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m_glow(fin) /* transform arguments for proximity light */ |
342 |
|
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FILE *fin; |
343 |
|
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{ |
344 |
greg |
1.14 |
FUNARGS fa; |
345 |
greg |
1.5 |
|
346 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
347 |
greg |
1.5 |
return(-1); |
348 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 4) |
349 |
greg |
1.5 |
return(-1); |
350 |
|
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printf("0\n0\n4"); |
351 |
|
|
printf(" %18.12g %18.12g %18.12g", |
352 |
greg |
1.14 |
fa.farg[0], fa.farg[1], fa.farg[2]); |
353 |
|
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printf(" %18.12g\n", fa.farg[3] * tot.sca); |
354 |
|
|
freefargs(&fa); |
355 |
greg |
1.5 |
return(0); |
356 |
|
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} |
357 |
|
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|
358 |
|
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|
359 |
|
|
m_spot(fin) /* transform arguments for spotlight */ |
360 |
|
|
FILE *fin; |
361 |
|
|
{ |
362 |
|
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double v[3]; |
363 |
greg |
1.14 |
FUNARGS fa; |
364 |
greg |
1.5 |
|
365 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
366 |
greg |
1.5 |
return(-1); |
367 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 7) |
368 |
greg |
1.5 |
return(-1); |
369 |
|
|
printf("0\n0\n7"); |
370 |
|
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printf(" %18.12g %18.12g %18.12g %18.12g\n", |
371 |
greg |
1.14 |
fa.farg[0], fa.farg[1], fa.farg[2], fa.farg[3]); |
372 |
|
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multv3(v, fa.farg+4, tot.xfm); |
373 |
greg |
1.5 |
printf("\t%18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
374 |
greg |
1.14 |
freefargs(&fa); |
375 |
greg |
1.1 |
return(0); |
376 |
|
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} |
377 |
|
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|
378 |
|
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|
379 |
|
|
m_dielectric(fin) /* transform arguments for dielectric */ |
380 |
|
|
FILE *fin; |
381 |
|
|
{ |
382 |
|
|
double pow(); |
383 |
greg |
1.14 |
FUNARGS fa; |
384 |
greg |
1.1 |
|
385 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
386 |
greg |
1.1 |
return(-1); |
387 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 5) |
388 |
greg |
1.1 |
return(-1); |
389 |
|
|
printf("0\n0\n5"); |
390 |
|
|
printf(" %18.12g %18.12g %18.12g", |
391 |
greg |
1.14 |
pow(fa.farg[0], 1.0/tot.sca), |
392 |
|
|
pow(fa.farg[1], 1.0/tot.sca), |
393 |
|
|
pow(fa.farg[2], 1.0/tot.sca)); |
394 |
|
|
printf(" %18.12g %18.12g\n", fa.farg[3], fa.farg[4]); |
395 |
|
|
freefargs(&fa); |
396 |
greg |
1.1 |
return(0); |
397 |
|
|
} |
398 |
|
|
|
399 |
|
|
|
400 |
|
|
m_interface(fin) /* transform arguments for interface */ |
401 |
|
|
FILE *fin; |
402 |
|
|
{ |
403 |
|
|
double pow(); |
404 |
greg |
1.14 |
FUNARGS fa; |
405 |
greg |
1.1 |
|
406 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
407 |
greg |
1.1 |
return(-1); |
408 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 8) |
409 |
greg |
1.1 |
return(-1); |
410 |
|
|
printf("0\n0\n8\n"); |
411 |
|
|
printf("%18.12g %18.12g %18.12g", |
412 |
greg |
1.14 |
pow(fa.farg[0], 1.0/tot.sca), |
413 |
|
|
pow(fa.farg[1], 1.0/tot.sca), |
414 |
|
|
pow(fa.farg[2], 1.0/tot.sca)); |
415 |
|
|
printf(" %18.12g\n", fa.farg[3]); |
416 |
greg |
1.1 |
printf("%18.12g %18.12g %18.12g", |
417 |
greg |
1.14 |
pow(fa.farg[4], 1.0/tot.sca), |
418 |
|
|
pow(fa.farg[5], 1.0/tot.sca), |
419 |
|
|
pow(fa.farg[6], 1.0/tot.sca)); |
420 |
|
|
printf(" %18.12g\n", fa.farg[7]); |
421 |
|
|
freefargs(&fa); |
422 |
greg |
1.1 |
return(0); |
423 |
|
|
} |
424 |
|
|
|
425 |
|
|
|
426 |
|
|
text(fin) /* transform text arguments */ |
427 |
|
|
FILE *fin; |
428 |
|
|
{ |
429 |
|
|
int i; |
430 |
|
|
double v[3]; |
431 |
greg |
1.14 |
FUNARGS fa; |
432 |
greg |
1.1 |
|
433 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
434 |
greg |
1.1 |
return(-1); |
435 |
greg |
1.14 |
if (fa.nfargs != 9 && fa.nfargs != 11 && fa.nfargs != 15) |
436 |
greg |
1.1 |
return(-1); |
437 |
|
|
/* string arguments */ |
438 |
greg |
1.14 |
printf("%d", fa.nsargs); |
439 |
|
|
for (i = 0; i < fa.nsargs; i++) |
440 |
|
|
printf(" %s", fa.sarg[i]); |
441 |
|
|
printf("\n0\n%d\n", fa.nfargs); |
442 |
greg |
1.1 |
/* anchor point */ |
443 |
greg |
1.14 |
multp3(v, fa.farg, tot.xfm); |
444 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
445 |
|
|
/* right vector */ |
446 |
greg |
1.14 |
multv3(v, fa.farg+3, tot.xfm); |
447 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
448 |
|
|
/* down vector */ |
449 |
greg |
1.14 |
multv3(v, fa.farg+6, tot.xfm); |
450 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
451 |
|
|
/* forground and background */ |
452 |
greg |
1.14 |
if (fa.nfargs == 11) |
453 |
|
|
printf(" %18.12g %18.12g\n", fa.farg[9], fa.farg[10]); |
454 |
|
|
else if (fa.nfargs == 15) { |
455 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", |
456 |
greg |
1.14 |
fa.farg[9], fa.farg[10], fa.farg[11]); |
457 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", |
458 |
greg |
1.14 |
fa.farg[12], fa.farg[13], fa.farg[14]); |
459 |
greg |
1.1 |
} |
460 |
greg |
1.14 |
freefargs(&fa); |
461 |
greg |
1.1 |
return(0); |
462 |
|
|
} |
463 |
|
|
|
464 |
|
|
|
465 |
|
|
o_source(fin) /* transform source arguments */ |
466 |
|
|
FILE *fin; |
467 |
|
|
{ |
468 |
|
|
double dv[3]; |
469 |
greg |
1.14 |
FUNARGS fa; |
470 |
greg |
1.1 |
|
471 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
472 |
greg |
1.1 |
return(-1); |
473 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 4) |
474 |
greg |
1.1 |
return(-1); |
475 |
|
|
/* transform direction vector */ |
476 |
greg |
1.14 |
multv3(dv, fa.farg, tot.xfm); |
477 |
greg |
1.1 |
/* output */ |
478 |
|
|
printf("0\n0\n4"); |
479 |
|
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
480 |
greg |
1.14 |
dv[0], dv[1], dv[2], fa.farg[3]); |
481 |
|
|
freefargs(&fa); |
482 |
greg |
1.1 |
return(0); |
483 |
|
|
} |
484 |
|
|
|
485 |
|
|
|
486 |
|
|
o_sphere(fin) /* transform sphere arguments */ |
487 |
|
|
FILE *fin; |
488 |
|
|
{ |
489 |
|
|
double cent[3], rad; |
490 |
greg |
1.14 |
FUNARGS fa; |
491 |
greg |
1.1 |
|
492 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
493 |
greg |
1.1 |
return(-1); |
494 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 4) |
495 |
greg |
1.1 |
return(-1); |
496 |
|
|
|
497 |
greg |
1.14 |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
498 |
greg |
1.1 |
|
499 |
greg |
1.14 |
rad = fa.farg[3] * tot.sca; /* scale radius */ |
500 |
greg |
1.1 |
|
501 |
|
|
printf("0\n0\n4"); |
502 |
|
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
503 |
|
|
cent[0], cent[1], cent[2], rad); |
504 |
greg |
1.14 |
freefargs(&fa); |
505 |
greg |
1.1 |
return(0); |
506 |
|
|
} |
507 |
|
|
|
508 |
|
|
|
509 |
|
|
o_face(fin) /* transform face arguments */ |
510 |
|
|
FILE *fin; |
511 |
|
|
{ |
512 |
|
|
double p[3]; |
513 |
|
|
register int i; |
514 |
greg |
1.14 |
FUNARGS fa; |
515 |
greg |
1.1 |
|
516 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
517 |
greg |
1.1 |
return(-1); |
518 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs % 3) |
519 |
greg |
1.1 |
return(-1); |
520 |
|
|
|
521 |
greg |
1.14 |
printf("0\n0\n%d\n", fa.nfargs); |
522 |
greg |
1.1 |
|
523 |
greg |
1.14 |
for (i = 0; i < fa.nfargs; i += 3) { |
524 |
greg |
1.1 |
if (reverse) |
525 |
greg |
1.14 |
multp3(p, fa.farg+(fa.nfargs-i-3), tot.xfm); |
526 |
greg |
1.1 |
else |
527 |
greg |
1.14 |
multp3(p, fa.farg+i, tot.xfm); |
528 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p[0], p[1], p[2]); |
529 |
|
|
} |
530 |
greg |
1.14 |
freefargs(&fa); |
531 |
greg |
1.1 |
return(0); |
532 |
|
|
} |
533 |
|
|
|
534 |
|
|
|
535 |
|
|
o_cone(fin) /* transform cone and cup arguments */ |
536 |
|
|
FILE *fin; |
537 |
|
|
{ |
538 |
|
|
double p0[3], p1[3], r0, r1; |
539 |
greg |
1.14 |
FUNARGS fa; |
540 |
greg |
1.1 |
|
541 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
542 |
greg |
1.1 |
return(-1); |
543 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 8) |
544 |
greg |
1.1 |
return(-1); |
545 |
|
|
|
546 |
|
|
printf("0\n0\n8\n"); |
547 |
|
|
|
548 |
greg |
1.14 |
multp3(p0, fa.farg, tot.xfm); |
549 |
|
|
multp3(p1, fa.farg+3, tot.xfm); |
550 |
|
|
r0 = fa.farg[6] * tot.sca; |
551 |
|
|
r1 = fa.farg[7] * tot.sca; |
552 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
553 |
|
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
554 |
|
|
printf(" %18.12g %18.12g\n", r0, r1); |
555 |
|
|
|
556 |
greg |
1.14 |
freefargs(&fa); |
557 |
greg |
1.1 |
return(0); |
558 |
|
|
} |
559 |
|
|
|
560 |
|
|
|
561 |
|
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
562 |
|
|
FILE *fin; |
563 |
|
|
{ |
564 |
|
|
double p0[3], p1[3], rad; |
565 |
greg |
1.14 |
FUNARGS fa; |
566 |
greg |
1.1 |
|
567 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
568 |
greg |
1.1 |
return(-1); |
569 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 7) |
570 |
greg |
1.1 |
return(-1); |
571 |
|
|
|
572 |
|
|
printf("0\n0\n7\n"); |
573 |
|
|
|
574 |
greg |
1.14 |
multp3(p0, fa.farg, tot.xfm); |
575 |
|
|
multp3(p1, fa.farg+3, tot.xfm); |
576 |
|
|
rad = fa.farg[6] * tot.sca; |
577 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
578 |
|
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
579 |
|
|
printf(" %18.12g\n", rad); |
580 |
greg |
1.14 |
freefargs(&fa); |
581 |
greg |
1.1 |
return(0); |
582 |
|
|
} |
583 |
|
|
|
584 |
|
|
|
585 |
|
|
o_ring(fin) /* transform ring arguments */ |
586 |
|
|
FILE *fin; |
587 |
|
|
{ |
588 |
|
|
double p0[3], pd[3], r0, r1; |
589 |
greg |
1.14 |
FUNARGS fa; |
590 |
greg |
1.1 |
|
591 |
greg |
1.14 |
if (readfargs(&fa, fin) <= 0) |
592 |
greg |
1.1 |
return(-1); |
593 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 8) |
594 |
greg |
1.1 |
return(-1); |
595 |
|
|
|
596 |
|
|
printf("0\n0\n8\n"); |
597 |
|
|
|
598 |
greg |
1.14 |
multp3(p0, fa.farg, tot.xfm); |
599 |
|
|
multv3(pd, fa.farg+3, tot.xfm); |
600 |
|
|
r0 = fa.farg[6] * tot.sca; |
601 |
|
|
r1 = fa.farg[7] * tot.sca; |
602 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
603 |
|
|
printf(" %18.12g %18.12g %18.12g\n", pd[0], pd[1], pd[2]); |
604 |
|
|
printf(" %18.12g %18.12g\n", r0, r1); |
605 |
greg |
1.14 |
freefargs(&fa); |
606 |
greg |
1.1 |
return(0); |
607 |
greg |
1.11 |
} |
608 |
|
|
|
609 |
|
|
|
610 |
|
|
initotypes() /* initialize ofun[] array */ |
611 |
|
|
{ |
612 |
|
|
extern int o_source(); |
613 |
|
|
extern int o_sphere(); |
614 |
|
|
extern int o_face(); |
615 |
|
|
extern int o_cone(); |
616 |
|
|
extern int o_cylinder(); |
617 |
|
|
extern int o_ring(); |
618 |
|
|
extern int m_glow(); |
619 |
|
|
extern int m_spot(); |
620 |
|
|
extern int m_dielectric(); |
621 |
|
|
extern int m_interface(); |
622 |
|
|
extern int text(); |
623 |
|
|
extern int alias(); |
624 |
|
|
extern int passargs(); |
625 |
|
|
extern int addxform(); |
626 |
|
|
register int i; |
627 |
|
|
|
628 |
|
|
if (ofun[OBJ_SOURCE].funp == o_source) |
629 |
|
|
return; /* done already */ |
630 |
|
|
/* alias is additional */ |
631 |
|
|
ofun[ALIAS].funame = ALIASID; |
632 |
|
|
ofun[ALIAS].flags = 0; |
633 |
|
|
/* functions get new transform */ |
634 |
|
|
for (i = 0; i < NUMTYPES; i++) |
635 |
|
|
if (hasfunc(i)) |
636 |
|
|
ofun[i].funp = addxform; |
637 |
|
|
/* special cases */ |
638 |
|
|
ofun[OBJ_SOURCE].funp = o_source; |
639 |
|
|
ofun[OBJ_SPHERE].funp = |
640 |
|
|
ofun[OBJ_BUBBLE].funp = o_sphere; |
641 |
|
|
ofun[OBJ_FACE].funp = o_face; |
642 |
|
|
ofun[OBJ_CONE].funp = |
643 |
|
|
ofun[OBJ_CUP].funp = o_cone; |
644 |
|
|
ofun[OBJ_CYLINDER].funp = |
645 |
|
|
ofun[OBJ_TUBE].funp = o_cylinder; |
646 |
|
|
ofun[OBJ_RING].funp = o_ring; |
647 |
|
|
ofun[OBJ_INSTANCE].funp = addxform; |
648 |
|
|
ofun[MAT_GLOW].funp = m_glow; |
649 |
|
|
ofun[MAT_SPOT].funp = m_spot; |
650 |
|
|
ofun[MAT_DIELECTRIC].funp = m_dielectric; |
651 |
|
|
ofun[MAT_INTERFACE].funp = m_interface; |
652 |
|
|
ofun[PAT_CTEXT].funp = |
653 |
|
|
ofun[PAT_BTEXT].funp = |
654 |
|
|
ofun[MIX_TEXT].funp = text; |
655 |
|
|
ofun[ALIAS].funp = alias; |
656 |
greg |
1.1 |
} |