1 |
greg |
2.12 |
/* Copyright (c) 1996 Regents of the University of California */ |
2 |
greg |
1.1 |
|
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 |
12 |
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* 11/6/86 Finally added error checking! |
13 |
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*/ |
14 |
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15 |
greg |
1.12 |
#include "standard.h" |
16 |
greg |
1.1 |
|
17 |
greg |
2.12 |
#include "paths.h" |
18 |
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|
19 |
greg |
1.1 |
#include <ctype.h> |
20 |
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21 |
greg |
1.14 |
#include "object.h" |
22 |
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23 |
greg |
1.11 |
#include "otypes.h" |
24 |
greg |
1.1 |
|
25 |
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int xac; /* global xform argument count */ |
26 |
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char **xav; /* global xform argument pointer */ |
27 |
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int xfa; /* start of xf arguments */ |
28 |
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29 |
greg |
1.12 |
XF tot; /* total transformation */ |
30 |
greg |
1.16 |
int reverse; /* boolean true if scene mirrored */ |
31 |
greg |
1.1 |
|
32 |
greg |
1.16 |
int invert = 0; /* boolean true to invert surfaces */ |
33 |
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34 |
greg |
2.13 |
int expand = 1; /* boolean true to expand commands */ |
35 |
greg |
1.1 |
|
36 |
greg |
1.13 |
char *newmod = NULL; /* new modifier for surfaces */ |
37 |
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38 |
greg |
1.1 |
char *idprefix = NULL; /* prefix for object identifiers */ |
39 |
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40 |
greg |
2.6 |
#define ALIAS NUMOTYPE /* put alias at end of array */ |
41 |
greg |
1.1 |
|
42 |
greg |
2.6 |
#define NUMTYPES (NUMOTYPE+1) /* total number of object types */ |
43 |
greg |
1.1 |
|
44 |
greg |
1.11 |
FUN ofun[NUMTYPES] = INIT_OTYPE; /* default types and actions */ |
45 |
greg |
1.1 |
|
46 |
greg |
1.16 |
short tinvers[NUMOTYPE]; /* inverse types for surfaces */ |
47 |
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48 |
greg |
2.12 |
int nrept = 1; /* number of array repetitions */ |
49 |
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|
50 |
gwlarson |
2.16 |
extern char *malloc(), *fgets(), *fgetword(); |
51 |
greg |
1.1 |
|
52 |
greg |
2.14 |
char mainfn[MAXPATH]; /* main file name */ |
53 |
greg |
2.12 |
FILE *mainfp = NULL; /* main file pointer */ |
54 |
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55 |
greg |
2.6 |
#define progname (xav[0]) |
56 |
greg |
1.1 |
|
57 |
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58 |
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main(argc, argv) /* get transform options and transform file */ |
59 |
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int argc; |
60 |
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char *argv[]; |
61 |
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{ |
62 |
greg |
2.12 |
char *fname; |
63 |
greg |
1.1 |
int a; |
64 |
gwlarson |
2.16 |
/* check for argument list file */ |
65 |
greg |
1.8 |
for (a = 1; a < argc; a++) |
66 |
gwlarson |
2.16 |
if (!strcmp(argv[a], "-f")) |
67 |
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return(doargf(argc, argv, a)); |
68 |
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/* check for regular array */ |
69 |
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for (a = 1; a < argc; a++) |
70 |
greg |
1.8 |
if (!strcmp(argv[a], "-a")) |
71 |
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return(doarray(argc, argv, a)); |
72 |
greg |
1.1 |
|
73 |
greg |
1.11 |
initotypes(); |
74 |
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|
75 |
greg |
1.1 |
for (a = 1; a < argc; a++) { |
76 |
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if (argv[a][0] == '-') |
77 |
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switch (argv[a][1]) { |
78 |
greg |
1.13 |
case 'm': |
79 |
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if (argv[a][2] || a+1 >= argc) |
80 |
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break; |
81 |
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newmod = argv[++a]; |
82 |
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continue; |
83 |
greg |
1.1 |
case 'n': |
84 |
greg |
1.9 |
if (argv[a][2] || a+1 >= argc) |
85 |
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break; |
86 |
greg |
1.1 |
idprefix = argv[++a]; |
87 |
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continue; |
88 |
greg |
2.13 |
case 'c': |
89 |
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if (argv[a][2]) |
90 |
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break; |
91 |
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expand = 0; |
92 |
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continue; |
93 |
greg |
1.1 |
case 'e': |
94 |
greg |
1.9 |
if (argv[a][2]) |
95 |
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break; |
96 |
greg |
1.1 |
expand = 1; |
97 |
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continue; |
98 |
greg |
1.16 |
case 'I': |
99 |
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if (argv[a][2]) |
100 |
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break; |
101 |
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invert = 1; |
102 |
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continue; |
103 |
greg |
1.1 |
} |
104 |
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break; |
105 |
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} |
106 |
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107 |
greg |
1.8 |
xav = argv; |
108 |
greg |
1.1 |
xfa = a; |
109 |
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|
110 |
greg |
1.12 |
a += xf(&tot, argc-a, argv+a); |
111 |
greg |
1.1 |
|
112 |
greg |
1.12 |
if (reverse = tot.sca < 0.0) |
113 |
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tot.sca = -tot.sca; |
114 |
greg |
1.16 |
if (invert) |
115 |
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reverse = !reverse; |
116 |
greg |
1.1 |
|
117 |
greg |
1.9 |
if (a < argc && argv[a][0] == '-') { |
118 |
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fprintf(stderr, "%s: command line error at '%s'\n", |
119 |
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argv[0], argv[a]); |
120 |
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exit(1); |
121 |
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} |
122 |
greg |
1.10 |
|
123 |
greg |
1.1 |
xac = a; |
124 |
greg |
1.10 |
/* simple header */ |
125 |
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putchar('#'); |
126 |
greg |
1.1 |
for (a = 0; a < xac; a++) |
127 |
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printf(" %s", xav[a]); |
128 |
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putchar('\n'); |
129 |
greg |
1.10 |
/* transform input */ |
130 |
greg |
2.12 |
if (xac == argc) { |
131 |
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openmain(NULL); |
132 |
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xform(mainfn, mainfp); |
133 |
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} else |
134 |
greg |
1.10 |
for (a = xac; a < argc; a++) { |
135 |
greg |
2.12 |
openmain(argv[a]); |
136 |
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xform(mainfn, mainfp); |
137 |
greg |
1.1 |
} |
138 |
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139 |
greg |
1.8 |
return(0); |
140 |
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} |
141 |
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142 |
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143 |
gwlarson |
2.16 |
doargf(ac, av, fi) /* take argument list from file */ |
144 |
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char **av; |
145 |
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int ac, fi; |
146 |
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{ |
147 |
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char *newav[256], **avp; |
148 |
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char argbuf[2048]; |
149 |
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char newid[128]; |
150 |
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char *oldid; |
151 |
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register char *cp; |
152 |
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FILE *argfp; |
153 |
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int n, i, k, newac, err; |
154 |
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155 |
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if (fi >= ac-1 || av[fi+1][0] == '-') { |
156 |
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fprintf(stderr, "%s: missing file for -f option\n", av[0]); |
157 |
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exit(1); |
158 |
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} |
159 |
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if ((argfp = fopen(av[fi+1], "r")) == NULL) { |
160 |
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fprintf(stderr, "%s: cannot open argument file \"%s\"\n", |
161 |
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av[0], av[fi+1]); |
162 |
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exit(1); |
163 |
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} |
164 |
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n = 0; /* count number of lines in file */ |
165 |
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while (fgets(argbuf, sizeof(argbuf), argfp) != NULL) |
166 |
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n++; |
167 |
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if (!n) { |
168 |
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fprintf(stderr, "%s: empty argument file \"%s\"\n", |
169 |
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av[0], av[fi+1]); |
170 |
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exit(1); |
171 |
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} |
172 |
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rewind(argfp); |
173 |
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nrept *= n; |
174 |
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err = 0; /* read each arg list and call main */ |
175 |
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for (k = 0; k < n; k++) { |
176 |
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fgets(argbuf, sizeof(argbuf), argfp); |
177 |
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avp = newav+2; |
178 |
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avp[0] = av[0]; |
179 |
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for (i = 1; i < fi; i++) |
180 |
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avp[i] = av[i]; |
181 |
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newac = i; |
182 |
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cp = argbuf; /* parse new words */ |
183 |
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for ( ; ; ) { |
184 |
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while (isspace(*cp)) /* nullify spaces */ |
185 |
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*cp++ = '\0'; |
186 |
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if (!*cp) /* all done? */ |
187 |
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break; |
188 |
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avp[newac++] = cp; /* add argument to list */ |
189 |
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while (*++cp && !isspace(*cp)) |
190 |
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; |
191 |
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} |
192 |
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for (i = fi+2; i < ac; i++) |
193 |
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avp[newac++] = av[i]; |
194 |
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avp[newac] = NULL; |
195 |
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oldid = NULL; |
196 |
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for (i = 2; i < newac; i++) |
197 |
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if (!strcmp(avp[i-1], "-n")) { |
198 |
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oldid = avp[i]; |
199 |
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avp[i] = newid; |
200 |
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break; |
201 |
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} |
202 |
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if (oldid == NULL) { |
203 |
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newav[0] = av[0]; |
204 |
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newav[1] = "-n"; |
205 |
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newav[2] = newid; |
206 |
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avp = newav; |
207 |
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newac += 2; |
208 |
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} |
209 |
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if (oldid == NULL) |
210 |
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sprintf(newid, "i%d", k); |
211 |
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else |
212 |
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sprintf(newid, "%s.%d", oldid, k); |
213 |
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err |= main(newac, avp); |
214 |
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} |
215 |
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fclose(argfp); |
216 |
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return(err); |
217 |
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} |
218 |
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219 |
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|
220 |
greg |
1.8 |
doarray(ac, av, ai) /* make array */ |
221 |
|
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char **av; |
222 |
|
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int ac, ai; |
223 |
|
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{ |
224 |
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char *newav[256], **avp; |
225 |
|
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char newid[128], repts[32]; |
226 |
|
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char *oldid = NULL; |
227 |
greg |
2.12 |
int n, i, err; |
228 |
greg |
1.8 |
|
229 |
gwlarson |
2.16 |
if (ai >= ac-1 || (n = atoi(av[ai+1])) <= 0) { |
230 |
|
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fprintf(stderr, "%s: missing count for -a option\n", av[0]); |
231 |
|
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exit(1); |
232 |
|
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} |
233 |
|
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nrept *= n; |
234 |
greg |
1.8 |
avp = newav+2; |
235 |
|
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avp[0] = av[0]; |
236 |
|
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for (i = 1; i < ac; i++) |
237 |
|
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if (!strcmp(av[i-1], "-n")) { |
238 |
|
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oldid = av[i]; |
239 |
|
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avp[i] = newid; |
240 |
|
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} else |
241 |
|
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avp[i] = av[i]; |
242 |
|
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avp[ai] = "-i"; |
243 |
|
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avp[ai+1] = repts; |
244 |
|
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avp[i] = NULL; |
245 |
|
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if (oldid == NULL) { |
246 |
|
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newav[0] = av[0]; |
247 |
|
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newav[1] = "-n"; |
248 |
|
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newav[2] = newid; |
249 |
|
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avp = newav; |
250 |
|
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ac += 2; |
251 |
|
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} |
252 |
|
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err = 0; |
253 |
greg |
2.12 |
for (i = 0; i < n; i++) { |
254 |
greg |
1.8 |
if (oldid == NULL) |
255 |
|
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sprintf(newid, "a%d", i); |
256 |
|
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else |
257 |
|
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sprintf(newid, "%s.%d", oldid, i); |
258 |
|
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sprintf(repts, "%d", i); |
259 |
|
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err |= main(ac, avp); |
260 |
|
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} |
261 |
|
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return(err); |
262 |
greg |
1.1 |
} |
263 |
|
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|
264 |
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|
265 |
greg |
1.12 |
xform(name, fin) /* transform stream by tot.xfm */ |
266 |
greg |
1.1 |
char *name; |
267 |
|
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register FILE *fin; |
268 |
|
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{ |
269 |
greg |
2.8 |
int nobjs = 0; |
270 |
greg |
1.1 |
register int c; |
271 |
|
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|
272 |
|
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while ((c = getc(fin)) != EOF) { |
273 |
|
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if (isspace(c)) /* blank */ |
274 |
|
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continue; |
275 |
|
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if (c == '#') { /* comment */ |
276 |
|
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putchar(c); |
277 |
|
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do { |
278 |
|
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if ((c = getc(fin)) == EOF) |
279 |
|
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return; |
280 |
|
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putchar(c); |
281 |
|
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} while (c != '\n'); |
282 |
|
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} else if (c == '!') { /* command */ |
283 |
|
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ungetc(c, fin); |
284 |
greg |
1.7 |
xfcomm(name, fin); |
285 |
greg |
2.8 |
nobjs++; |
286 |
greg |
1.1 |
} else { /* object */ |
287 |
|
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ungetc(c, fin); |
288 |
|
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xfobject(name, fin); |
289 |
greg |
2.8 |
nobjs++; |
290 |
greg |
1.1 |
} |
291 |
|
|
} |
292 |
greg |
2.8 |
if (nobjs == 0) |
293 |
|
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fprintf(stderr, "%s: (%s): warning - empty file\n", |
294 |
|
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progname, name); |
295 |
greg |
1.1 |
} |
296 |
|
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|
297 |
|
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|
298 |
greg |
1.7 |
xfcomm(fname, fin) /* transform a command */ |
299 |
greg |
2.6 |
char *fname; |
300 |
greg |
1.1 |
FILE *fin; |
301 |
|
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{ |
302 |
greg |
2.12 |
extern FILE *popen(); |
303 |
|
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extern char *fgetline(); |
304 |
greg |
1.1 |
FILE *pin; |
305 |
|
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char buf[512]; |
306 |
greg |
1.7 |
int i; |
307 |
greg |
1.1 |
|
308 |
greg |
1.7 |
fgetline(buf, sizeof(buf), fin); |
309 |
|
|
if (expand) { |
310 |
greg |
2.4 |
if ((pin = popen(buf+1, "r")) == NULL) { |
311 |
|
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fprintf(stderr, "%s: (%s): cannot execute \"%s\"\n", |
312 |
|
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progname, fname, buf); |
313 |
|
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exit(1); |
314 |
greg |
1.7 |
} |
315 |
greg |
2.4 |
xform(buf, pin); |
316 |
|
|
pclose(pin); |
317 |
greg |
1.7 |
} else { |
318 |
greg |
1.10 |
printf("\n%s", buf); |
319 |
|
|
if (xac > 1) { |
320 |
greg |
2.13 |
printf(" | %s", xav[0]); |
321 |
greg |
1.10 |
for (i = 1; i < xac; i++) |
322 |
|
|
printf(" %s", xav[i]); |
323 |
|
|
} |
324 |
greg |
1.7 |
putchar('\n'); |
325 |
greg |
1.1 |
} |
326 |
|
|
} |
327 |
|
|
|
328 |
|
|
|
329 |
|
|
xfobject(fname, fin) /* transform an object */ |
330 |
|
|
char *fname; |
331 |
|
|
FILE *fin; |
332 |
|
|
{ |
333 |
greg |
1.16 |
extern char *strcpy(); |
334 |
greg |
1.13 |
char typ[16], nam[MAXSTR]; |
335 |
greg |
1.1 |
int fn; |
336 |
greg |
1.13 |
/* modifier and type */ |
337 |
greg |
1.15 |
strcpy(typ, "EOF"); |
338 |
|
|
fgetword(nam, sizeof(nam), fin); |
339 |
|
|
fgetword(typ, sizeof(typ), fin); |
340 |
greg |
1.13 |
if ((fn = otype(typ)) < 0) { |
341 |
greg |
1.1 |
fprintf(stderr, "%s: (%s): unknown object type \"%s\"\n", |
342 |
greg |
1.13 |
progname, fname, typ); |
343 |
greg |
1.1 |
exit(1); |
344 |
|
|
} |
345 |
greg |
2.3 |
if (ismodifier(fn)) |
346 |
|
|
printf("\n%s %s ", nam, typ); |
347 |
|
|
else |
348 |
greg |
1.16 |
printf("\n%s %s ", newmod != NULL ? newmod : nam, |
349 |
|
|
invert ? ofun[tinvers[fn]].funame : typ); |
350 |
greg |
1.13 |
/* object name */ |
351 |
greg |
1.15 |
fgetword(nam, sizeof(nam), fin); |
352 |
greg |
2.3 |
if (idprefix == NULL || ismodifier(fn)) |
353 |
|
|
printf("%s\n", nam); |
354 |
|
|
else |
355 |
greg |
1.13 |
printf("%s.%s\n", idprefix, nam); |
356 |
|
|
/* transform arguments */ |
357 |
greg |
1.1 |
if ((*ofun[fn].funp)(fin) < 0) { |
358 |
|
|
fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
359 |
greg |
1.13 |
progname, fname, ofun[fn].funame, nam); |
360 |
greg |
1.1 |
exit(1); |
361 |
|
|
} |
362 |
|
|
} |
363 |
|
|
|
364 |
|
|
|
365 |
greg |
1.11 |
o_default(fin) /* pass on arguments unchanged */ |
366 |
greg |
1.1 |
FILE *fin; |
367 |
|
|
{ |
368 |
|
|
register int i; |
369 |
greg |
2.6 |
FUNARGS fa; |
370 |
greg |
1.1 |
|
371 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
372 |
greg |
1.1 |
return(-1); |
373 |
|
|
/* string arguments */ |
374 |
greg |
1.14 |
printf("%d", fa.nsargs); |
375 |
|
|
for (i = 0; i < fa.nsargs; i++) |
376 |
|
|
printf(" %s", fa.sarg[i]); |
377 |
greg |
1.1 |
printf("\n"); |
378 |
greg |
2.6 |
#ifdef IARGS |
379 |
greg |
1.1 |
/* integer arguments */ |
380 |
greg |
1.14 |
printf("%d", fa.niargs); |
381 |
|
|
for (i = 0; i < fa.niargs; i++) |
382 |
|
|
printf(" %d", fa.iarg[i]); |
383 |
greg |
1.1 |
printf("\n"); |
384 |
greg |
1.15 |
#else |
385 |
|
|
printf("0\n"); |
386 |
greg |
1.14 |
#endif |
387 |
greg |
1.1 |
/* float arguments */ |
388 |
greg |
1.14 |
printf("%d", fa.nfargs); |
389 |
|
|
for (i = 0; i < fa.nfargs; i++) |
390 |
|
|
printf(" %18.12g", fa.farg[i]); |
391 |
greg |
1.1 |
printf("\n"); |
392 |
greg |
1.14 |
freefargs(&fa); |
393 |
greg |
1.1 |
return(0); |
394 |
|
|
} |
395 |
|
|
|
396 |
|
|
|
397 |
|
|
addxform(fin) /* add xf arguments to strings */ |
398 |
|
|
FILE *fin; |
399 |
|
|
{ |
400 |
|
|
register int i; |
401 |
greg |
2.2 |
int resetarr = 0; |
402 |
greg |
2.6 |
FUNARGS fa; |
403 |
greg |
1.1 |
|
404 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
405 |
greg |
1.1 |
return(-1); |
406 |
|
|
/* string arguments */ |
407 |
greg |
2.2 |
if (xac > xfa && strcmp(xav[xfa], "-i")) |
408 |
|
|
resetarr = 2; |
409 |
|
|
printf("%d", fa.nsargs + resetarr + xac-xfa); |
410 |
greg |
1.14 |
for (i = 0; i < fa.nsargs; i++) |
411 |
|
|
printf(" %s", fa.sarg[i]); |
412 |
greg |
2.2 |
if (resetarr) |
413 |
|
|
printf(" -i 1"); |
414 |
greg |
1.1 |
for (i = xfa; i < xac; i++) /* add xf arguments */ |
415 |
|
|
printf(" %s", xav[i]); |
416 |
|
|
printf("\n"); |
417 |
greg |
2.6 |
#ifdef IARGS |
418 |
greg |
1.1 |
/* integer arguments */ |
419 |
greg |
1.14 |
printf("%d", fa.niargs); |
420 |
|
|
for (i = 0; i < fa.niargs; i++) |
421 |
|
|
printf(" %d", fa.iarg[i]); |
422 |
greg |
1.1 |
printf("\n"); |
423 |
greg |
1.15 |
#else |
424 |
|
|
printf("0\n"); |
425 |
greg |
1.14 |
#endif |
426 |
greg |
1.1 |
/* float arguments */ |
427 |
greg |
1.14 |
printf("%d", fa.nfargs); |
428 |
|
|
for (i = 0; i < fa.nfargs; i++) |
429 |
|
|
printf(" %18.12g", fa.farg[i]); |
430 |
greg |
1.1 |
printf("\n"); |
431 |
greg |
1.14 |
freefargs(&fa); |
432 |
greg |
1.1 |
return(0); |
433 |
|
|
} |
434 |
|
|
|
435 |
|
|
|
436 |
|
|
int |
437 |
|
|
otype(ofname) /* get object function number from its name */ |
438 |
|
|
register char *ofname; |
439 |
|
|
{ |
440 |
|
|
register int i; |
441 |
|
|
|
442 |
greg |
1.11 |
for (i = 0; i < NUMTYPES; i++) |
443 |
greg |
1.1 |
if (!strcmp(ofun[i].funame, ofname)) |
444 |
|
|
return(i); |
445 |
|
|
|
446 |
|
|
return(-1); /* not found */ |
447 |
|
|
} |
448 |
|
|
|
449 |
|
|
|
450 |
|
|
alias(fin) /* transfer alias */ |
451 |
|
|
FILE *fin; |
452 |
|
|
{ |
453 |
greg |
1.12 |
char aliasnm[MAXSTR]; |
454 |
greg |
1.1 |
|
455 |
greg |
1.15 |
if (fgetword(aliasnm, MAXSTR, fin) == NULL) |
456 |
greg |
1.1 |
return(-1); |
457 |
greg |
1.12 |
printf("\t%s\n", aliasnm); |
458 |
greg |
1.5 |
return(0); |
459 |
|
|
} |
460 |
|
|
|
461 |
|
|
|
462 |
|
|
m_glow(fin) /* transform arguments for proximity light */ |
463 |
|
|
FILE *fin; |
464 |
|
|
{ |
465 |
greg |
2.6 |
FUNARGS fa; |
466 |
greg |
1.5 |
|
467 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
468 |
greg |
1.5 |
return(-1); |
469 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 4) |
470 |
greg |
1.5 |
return(-1); |
471 |
|
|
printf("0\n0\n4"); |
472 |
|
|
printf(" %18.12g %18.12g %18.12g", |
473 |
greg |
1.14 |
fa.farg[0], fa.farg[1], fa.farg[2]); |
474 |
|
|
printf(" %18.12g\n", fa.farg[3] * tot.sca); |
475 |
|
|
freefargs(&fa); |
476 |
greg |
1.5 |
return(0); |
477 |
|
|
} |
478 |
|
|
|
479 |
|
|
|
480 |
|
|
m_spot(fin) /* transform arguments for spotlight */ |
481 |
|
|
FILE *fin; |
482 |
|
|
{ |
483 |
greg |
1.17 |
FVECT v; |
484 |
greg |
2.6 |
FUNARGS fa; |
485 |
greg |
1.5 |
|
486 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
487 |
greg |
1.5 |
return(-1); |
488 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 7) |
489 |
greg |
1.5 |
return(-1); |
490 |
|
|
printf("0\n0\n7"); |
491 |
|
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
492 |
greg |
1.14 |
fa.farg[0], fa.farg[1], fa.farg[2], fa.farg[3]); |
493 |
|
|
multv3(v, fa.farg+4, tot.xfm); |
494 |
greg |
1.5 |
printf("\t%18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
495 |
greg |
1.14 |
freefargs(&fa); |
496 |
greg |
1.1 |
return(0); |
497 |
|
|
} |
498 |
|
|
|
499 |
|
|
|
500 |
greg |
2.10 |
m_mist(fin) /* transform arguments for mist */ |
501 |
|
|
FILE *fin; |
502 |
|
|
{ |
503 |
|
|
FUNARGS fa; |
504 |
greg |
2.11 |
int i; |
505 |
greg |
2.10 |
|
506 |
|
|
if (readfargs(&fa, fin) != 1) |
507 |
|
|
return(-1); |
508 |
gregl |
2.15 |
if (fa.nfargs > 7) |
509 |
greg |
2.10 |
return(-1); |
510 |
greg |
2.11 |
printf("%d", fa.nsargs); |
511 |
|
|
if (idprefix == NULL) |
512 |
|
|
for (i = 0; i < fa.nsargs; i++) |
513 |
|
|
printf(" %s", fa.sarg[i]); |
514 |
|
|
else |
515 |
|
|
for (i = 0; i < fa.nsargs; i++) { |
516 |
|
|
char sname[256], *sp; |
517 |
|
|
register char *cp1, *cp2 = sname; |
518 |
|
|
/* add idprefix */ |
519 |
|
|
for (sp = fa.sarg[i]; *sp; sp = cp1) { |
520 |
|
|
for (cp1 = idprefix; *cp1; ) |
521 |
|
|
*cp2++ = *cp1++; |
522 |
|
|
*cp2++ = '.'; |
523 |
|
|
for (cp1 = sp; *cp1 && |
524 |
|
|
(*cp2++ = *cp1++) != '>'; ) |
525 |
|
|
; |
526 |
|
|
} |
527 |
|
|
*cp2 = '\0'; |
528 |
|
|
printf(" %s", sname); |
529 |
|
|
} |
530 |
|
|
printf("\n0\n%d", fa.nfargs); |
531 |
|
|
if (fa.nfargs > 2) |
532 |
|
|
printf(" %12.6g %12.6g %12.6g", fa.farg[0]/tot.sca, |
533 |
|
|
fa.farg[1]/tot.sca, fa.farg[2]/tot.sca); |
534 |
gregl |
2.15 |
for (i = 3; i < fa.nfargs; i++) |
535 |
|
|
printf(" %12.6g", fa.farg[i]); |
536 |
greg |
2.11 |
printf("\n"); |
537 |
greg |
2.10 |
freefargs(&fa); |
538 |
|
|
return(0); |
539 |
|
|
} |
540 |
|
|
|
541 |
|
|
|
542 |
greg |
1.1 |
m_dielectric(fin) /* transform arguments for dielectric */ |
543 |
|
|
FILE *fin; |
544 |
|
|
{ |
545 |
greg |
2.6 |
FUNARGS fa; |
546 |
greg |
1.1 |
|
547 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
548 |
greg |
1.1 |
return(-1); |
549 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 5) |
550 |
greg |
1.1 |
return(-1); |
551 |
|
|
printf("0\n0\n5"); |
552 |
greg |
2.11 |
printf(" %12.6g %12.6g %12.6g", |
553 |
greg |
1.14 |
pow(fa.farg[0], 1.0/tot.sca), |
554 |
|
|
pow(fa.farg[1], 1.0/tot.sca), |
555 |
|
|
pow(fa.farg[2], 1.0/tot.sca)); |
556 |
greg |
2.11 |
printf(" %12.6g %12.6g\n", fa.farg[3], fa.farg[4]); |
557 |
greg |
1.14 |
freefargs(&fa); |
558 |
greg |
1.1 |
return(0); |
559 |
|
|
} |
560 |
|
|
|
561 |
|
|
|
562 |
|
|
m_interface(fin) /* transform arguments for interface */ |
563 |
|
|
FILE *fin; |
564 |
|
|
{ |
565 |
greg |
2.6 |
FUNARGS fa; |
566 |
greg |
1.1 |
|
567 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
568 |
greg |
1.1 |
return(-1); |
569 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 8) |
570 |
greg |
1.1 |
return(-1); |
571 |
|
|
printf("0\n0\n8\n"); |
572 |
greg |
2.11 |
printf("%12.6g %12.6g %12.6g", |
573 |
greg |
1.14 |
pow(fa.farg[0], 1.0/tot.sca), |
574 |
|
|
pow(fa.farg[1], 1.0/tot.sca), |
575 |
|
|
pow(fa.farg[2], 1.0/tot.sca)); |
576 |
greg |
2.11 |
printf(" %12.6g\n", fa.farg[3]); |
577 |
|
|
printf("%12.6g %12.6g %12.6g", |
578 |
greg |
1.14 |
pow(fa.farg[4], 1.0/tot.sca), |
579 |
|
|
pow(fa.farg[5], 1.0/tot.sca), |
580 |
|
|
pow(fa.farg[6], 1.0/tot.sca)); |
581 |
greg |
2.11 |
printf(" %12.6g\n", fa.farg[7]); |
582 |
greg |
1.14 |
freefargs(&fa); |
583 |
greg |
1.1 |
return(0); |
584 |
|
|
} |
585 |
|
|
|
586 |
|
|
|
587 |
|
|
text(fin) /* transform text arguments */ |
588 |
|
|
FILE *fin; |
589 |
|
|
{ |
590 |
|
|
int i; |
591 |
greg |
1.17 |
FVECT v; |
592 |
greg |
2.6 |
FUNARGS fa; |
593 |
greg |
1.1 |
|
594 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
595 |
greg |
1.1 |
return(-1); |
596 |
greg |
2.5 |
if (fa.nfargs < 9) |
597 |
greg |
1.1 |
return(-1); |
598 |
|
|
/* string arguments */ |
599 |
greg |
1.14 |
printf("%d", fa.nsargs); |
600 |
|
|
for (i = 0; i < fa.nsargs; i++) |
601 |
|
|
printf(" %s", fa.sarg[i]); |
602 |
|
|
printf("\n0\n%d\n", fa.nfargs); |
603 |
greg |
1.1 |
/* anchor point */ |
604 |
greg |
1.14 |
multp3(v, fa.farg, tot.xfm); |
605 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
606 |
|
|
/* right vector */ |
607 |
greg |
1.14 |
multv3(v, fa.farg+3, tot.xfm); |
608 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
609 |
|
|
/* down vector */ |
610 |
greg |
1.14 |
multv3(v, fa.farg+6, tot.xfm); |
611 |
greg |
2.5 |
printf(" %18.12g %18.12g %18.12g", v[0], v[1], v[2]); |
612 |
|
|
/* remaining arguments */ |
613 |
|
|
for (i = 9; i < fa.nfargs; i++) { |
614 |
|
|
if (i%3 == 0) |
615 |
|
|
putchar('\n'); |
616 |
|
|
printf(" %18.12g", fa.farg[i]); |
617 |
greg |
1.1 |
} |
618 |
greg |
2.5 |
putchar('\n'); |
619 |
greg |
1.14 |
freefargs(&fa); |
620 |
greg |
1.1 |
return(0); |
621 |
|
|
} |
622 |
|
|
|
623 |
|
|
|
624 |
|
|
o_source(fin) /* transform source arguments */ |
625 |
|
|
FILE *fin; |
626 |
|
|
{ |
627 |
greg |
1.17 |
FVECT dv; |
628 |
greg |
2.6 |
FUNARGS fa; |
629 |
greg |
1.1 |
|
630 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
631 |
greg |
1.1 |
return(-1); |
632 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 4) |
633 |
greg |
1.1 |
return(-1); |
634 |
|
|
/* transform direction vector */ |
635 |
greg |
1.14 |
multv3(dv, fa.farg, tot.xfm); |
636 |
greg |
1.1 |
/* output */ |
637 |
|
|
printf("0\n0\n4"); |
638 |
|
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
639 |
greg |
1.14 |
dv[0], dv[1], dv[2], fa.farg[3]); |
640 |
|
|
freefargs(&fa); |
641 |
greg |
1.1 |
return(0); |
642 |
|
|
} |
643 |
|
|
|
644 |
|
|
|
645 |
|
|
o_sphere(fin) /* transform sphere arguments */ |
646 |
|
|
FILE *fin; |
647 |
|
|
{ |
648 |
greg |
1.17 |
FVECT cent; |
649 |
greg |
2.6 |
double rad; |
650 |
|
|
FUNARGS fa; |
651 |
greg |
1.1 |
|
652 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
653 |
greg |
1.1 |
return(-1); |
654 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 4) |
655 |
greg |
1.1 |
return(-1); |
656 |
|
|
|
657 |
greg |
2.6 |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
658 |
greg |
1.1 |
|
659 |
greg |
1.14 |
rad = fa.farg[3] * tot.sca; /* scale radius */ |
660 |
greg |
1.1 |
|
661 |
|
|
printf("0\n0\n4"); |
662 |
|
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
663 |
|
|
cent[0], cent[1], cent[2], rad); |
664 |
greg |
1.14 |
freefargs(&fa); |
665 |
greg |
1.1 |
return(0); |
666 |
|
|
} |
667 |
|
|
|
668 |
|
|
|
669 |
|
|
o_face(fin) /* transform face arguments */ |
670 |
|
|
FILE *fin; |
671 |
|
|
{ |
672 |
greg |
1.17 |
FVECT p; |
673 |
greg |
1.1 |
register int i; |
674 |
greg |
2.6 |
FUNARGS fa; |
675 |
greg |
1.1 |
|
676 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
677 |
greg |
1.1 |
return(-1); |
678 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs % 3) |
679 |
greg |
1.1 |
return(-1); |
680 |
|
|
|
681 |
greg |
1.14 |
printf("0\n0\n%d\n", fa.nfargs); |
682 |
greg |
1.1 |
|
683 |
greg |
1.14 |
for (i = 0; i < fa.nfargs; i += 3) { |
684 |
greg |
1.1 |
if (reverse) |
685 |
greg |
1.14 |
multp3(p, fa.farg+(fa.nfargs-i-3), tot.xfm); |
686 |
greg |
1.1 |
else |
687 |
greg |
1.14 |
multp3(p, fa.farg+i, tot.xfm); |
688 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p[0], p[1], p[2]); |
689 |
|
|
} |
690 |
greg |
1.14 |
freefargs(&fa); |
691 |
greg |
1.1 |
return(0); |
692 |
|
|
} |
693 |
|
|
|
694 |
|
|
|
695 |
|
|
o_cone(fin) /* transform cone and cup arguments */ |
696 |
|
|
FILE *fin; |
697 |
|
|
{ |
698 |
greg |
1.17 |
FVECT p0, p1; |
699 |
greg |
2.6 |
double r0, r1; |
700 |
|
|
FUNARGS fa; |
701 |
greg |
1.1 |
|
702 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
703 |
greg |
1.1 |
return(-1); |
704 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 8) |
705 |
greg |
1.1 |
return(-1); |
706 |
|
|
|
707 |
|
|
printf("0\n0\n8\n"); |
708 |
|
|
|
709 |
greg |
1.14 |
multp3(p0, fa.farg, tot.xfm); |
710 |
|
|
multp3(p1, fa.farg+3, tot.xfm); |
711 |
|
|
r0 = fa.farg[6] * tot.sca; |
712 |
|
|
r1 = fa.farg[7] * tot.sca; |
713 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
714 |
|
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
715 |
|
|
printf(" %18.12g %18.12g\n", r0, r1); |
716 |
|
|
|
717 |
greg |
1.14 |
freefargs(&fa); |
718 |
greg |
1.1 |
return(0); |
719 |
|
|
} |
720 |
|
|
|
721 |
|
|
|
722 |
|
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
723 |
|
|
FILE *fin; |
724 |
|
|
{ |
725 |
greg |
1.17 |
FVECT p0, p1; |
726 |
greg |
2.6 |
double rad; |
727 |
|
|
FUNARGS fa; |
728 |
greg |
1.1 |
|
729 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
730 |
greg |
1.1 |
return(-1); |
731 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 7) |
732 |
greg |
1.1 |
return(-1); |
733 |
|
|
|
734 |
|
|
printf("0\n0\n7\n"); |
735 |
|
|
|
736 |
greg |
1.14 |
multp3(p0, fa.farg, tot.xfm); |
737 |
|
|
multp3(p1, fa.farg+3, tot.xfm); |
738 |
|
|
rad = fa.farg[6] * tot.sca; |
739 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
740 |
|
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
741 |
|
|
printf(" %18.12g\n", rad); |
742 |
greg |
1.14 |
freefargs(&fa); |
743 |
greg |
1.1 |
return(0); |
744 |
|
|
} |
745 |
|
|
|
746 |
|
|
|
747 |
|
|
o_ring(fin) /* transform ring arguments */ |
748 |
|
|
FILE *fin; |
749 |
|
|
{ |
750 |
greg |
1.17 |
FVECT p0, pd; |
751 |
greg |
2.6 |
double r0, r1; |
752 |
|
|
FUNARGS fa; |
753 |
greg |
1.1 |
|
754 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
755 |
greg |
1.1 |
return(-1); |
756 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 8) |
757 |
greg |
1.1 |
return(-1); |
758 |
|
|
|
759 |
|
|
printf("0\n0\n8\n"); |
760 |
|
|
|
761 |
greg |
1.14 |
multp3(p0, fa.farg, tot.xfm); |
762 |
|
|
multv3(pd, fa.farg+3, tot.xfm); |
763 |
greg |
1.16 |
if (invert) { |
764 |
|
|
pd[0] = -pd[0]; |
765 |
|
|
pd[1] = -pd[1]; |
766 |
|
|
pd[2] = -pd[2]; |
767 |
|
|
} |
768 |
greg |
1.14 |
r0 = fa.farg[6] * tot.sca; |
769 |
|
|
r1 = fa.farg[7] * tot.sca; |
770 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
771 |
|
|
printf(" %18.12g %18.12g %18.12g\n", pd[0], pd[1], pd[2]); |
772 |
|
|
printf(" %18.12g %18.12g\n", r0, r1); |
773 |
greg |
1.14 |
freefargs(&fa); |
774 |
greg |
1.1 |
return(0); |
775 |
greg |
1.11 |
} |
776 |
|
|
|
777 |
|
|
|
778 |
|
|
initotypes() /* initialize ofun[] array */ |
779 |
|
|
{ |
780 |
|
|
register int i; |
781 |
|
|
|
782 |
|
|
if (ofun[OBJ_SOURCE].funp == o_source) |
783 |
|
|
return; /* done already */ |
784 |
|
|
/* alias is additional */ |
785 |
|
|
ofun[ALIAS].funame = ALIASID; |
786 |
|
|
ofun[ALIAS].flags = 0; |
787 |
|
|
/* functions get new transform */ |
788 |
|
|
for (i = 0; i < NUMTYPES; i++) |
789 |
|
|
if (hasfunc(i)) |
790 |
|
|
ofun[i].funp = addxform; |
791 |
|
|
/* special cases */ |
792 |
|
|
ofun[OBJ_SOURCE].funp = o_source; |
793 |
|
|
ofun[OBJ_SPHERE].funp = |
794 |
|
|
ofun[OBJ_BUBBLE].funp = o_sphere; |
795 |
|
|
ofun[OBJ_FACE].funp = o_face; |
796 |
|
|
ofun[OBJ_CONE].funp = |
797 |
|
|
ofun[OBJ_CUP].funp = o_cone; |
798 |
|
|
ofun[OBJ_CYLINDER].funp = |
799 |
|
|
ofun[OBJ_TUBE].funp = o_cylinder; |
800 |
|
|
ofun[OBJ_RING].funp = o_ring; |
801 |
|
|
ofun[OBJ_INSTANCE].funp = addxform; |
802 |
|
|
ofun[MAT_GLOW].funp = m_glow; |
803 |
|
|
ofun[MAT_SPOT].funp = m_spot; |
804 |
|
|
ofun[MAT_DIELECTRIC].funp = m_dielectric; |
805 |
|
|
ofun[MAT_INTERFACE].funp = m_interface; |
806 |
greg |
2.10 |
ofun[MAT_MIST].funp = m_mist; |
807 |
greg |
1.11 |
ofun[PAT_CTEXT].funp = |
808 |
|
|
ofun[PAT_BTEXT].funp = |
809 |
|
|
ofun[MIX_TEXT].funp = text; |
810 |
|
|
ofun[ALIAS].funp = alias; |
811 |
greg |
1.16 |
/* surface inverses */ |
812 |
greg |
2.9 |
tinvers[OBJ_FACE] = OBJ_FACE; |
813 |
greg |
1.16 |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
814 |
|
|
tinvers[OBJ_CONE] = OBJ_CUP; |
815 |
|
|
tinvers[OBJ_CUP] = OBJ_CONE; |
816 |
|
|
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
817 |
|
|
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
818 |
|
|
tinvers[OBJ_RING] = OBJ_RING; |
819 |
|
|
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
820 |
|
|
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
821 |
|
|
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
822 |
greg |
1.1 |
} |
823 |
greg |
2.12 |
|
824 |
|
|
|
825 |
|
|
#ifdef OLDXFORM |
826 |
|
|
openmain(fname) |
827 |
|
|
char *fname; |
828 |
|
|
{ |
829 |
|
|
if (fname == NULL) { |
830 |
|
|
strcpy(mainfn, "standard input"); |
831 |
|
|
mainfp = stdin; |
832 |
|
|
return; |
833 |
|
|
} |
834 |
|
|
if (mainfp != NULL) { |
835 |
|
|
if (!strcmp(fname, mainfn)) { |
836 |
|
|
rewind(mainfp); |
837 |
|
|
return; |
838 |
|
|
} |
839 |
|
|
fclose(mainfp); |
840 |
|
|
} |
841 |
|
|
if ((mainfp = fopen(fname, "r")) == NULL) { |
842 |
|
|
fprintf(stderr, "%s: cannot open file \"%s\"\n", |
843 |
|
|
progname, fname); |
844 |
|
|
exit(1); |
845 |
|
|
} |
846 |
|
|
strcpy(mainfn, fname); |
847 |
|
|
} |
848 |
|
|
#else |
849 |
|
|
openmain(fname) /* open fname for input, changing to its directory */ |
850 |
|
|
char *fname; |
851 |
|
|
{ |
852 |
|
|
extern FILE *tmpfile(); |
853 |
|
|
extern char *getlibpath(), *getpath(); |
854 |
|
|
static char origdir[MAXPATH]; |
855 |
greg |
2.13 |
static char curfn[MAXPATH]; |
856 |
|
|
static int diffdir; |
857 |
|
|
register char *fpath; |
858 |
greg |
2.12 |
|
859 |
|
|
if (fname == NULL) { /* standard input */ |
860 |
|
|
if (mainfp == NULL) { |
861 |
|
|
register int c; |
862 |
|
|
strcpy(mainfn, "standard input"); |
863 |
|
|
if (nrept <= 1) { |
864 |
|
|
mainfp = stdin; |
865 |
|
|
return; /* just read once */ |
866 |
|
|
} |
867 |
|
|
/* else copy */ |
868 |
|
|
if ((mainfp = tmpfile()) == NULL) { |
869 |
|
|
fprintf(stderr, |
870 |
|
|
"%s: cannot create temporary file\n", |
871 |
|
|
progname); |
872 |
|
|
exit(1); |
873 |
|
|
} |
874 |
|
|
while ((c = getc(stdin)) != EOF) |
875 |
|
|
putc(c, mainfp); |
876 |
|
|
fclose(stdin); |
877 |
|
|
} |
878 |
|
|
rewind(mainfp); /* rewind copy */ |
879 |
|
|
return; |
880 |
|
|
} |
881 |
greg |
2.13 |
if (mainfp == NULL) { /* first call, initialize */ |
882 |
|
|
getwd(origdir); |
883 |
|
|
} else if (!strcmp(fname, curfn)) { /* just need to rewind? */ |
884 |
|
|
rewind(mainfp); |
885 |
|
|
return; |
886 |
|
|
} else { /* else close old stream */ |
887 |
|
|
fclose(mainfp); |
888 |
|
|
if (diffdir) { |
889 |
|
|
chdir(origdir); |
890 |
|
|
diffdir = 0; |
891 |
|
|
} |
892 |
|
|
} |
893 |
|
|
strcpy(curfn, fname); /* remember file name */ |
894 |
greg |
2.12 |
/* get full path */ |
895 |
greg |
2.13 |
if ((fpath = getpath(fname, getlibpath(), R_OK)) == NULL) { |
896 |
greg |
2.12 |
fprintf(stderr, "%s: cannot find file \"%s\"\n", |
897 |
|
|
progname, fname); |
898 |
|
|
exit(1); |
899 |
|
|
} |
900 |
greg |
2.13 |
if (fpath[0] == '.' && ISDIRSEP(fpath[1])) /* remove leading ./ */ |
901 |
|
|
fpath += 2; |
902 |
greg |
2.12 |
/* record path name */ |
903 |
greg |
2.13 |
strcpy(mainfn, fpath); |
904 |
|
|
if (expand) { /* change to local directory */ |
905 |
|
|
register char *cp = fpath + strlen(fpath); /* get dir. */ |
906 |
|
|
while (cp > fpath) { |
907 |
|
|
cp--; |
908 |
|
|
if (ISDIRSEP(*cp)) { |
909 |
|
|
if (cp == fpath) |
910 |
|
|
cp++; /* root special case */ |
911 |
|
|
break; |
912 |
|
|
} |
913 |
|
|
} |
914 |
greg |
2.12 |
*cp = '\0'; |
915 |
greg |
2.13 |
if (fpath[0]) { /* change to new directory? */ |
916 |
|
|
if (chdir(fpath) < 0) { |
917 |
greg |
2.12 |
fprintf(stderr, |
918 |
|
|
"%s: cannot change directory to \"%s\"\n", |
919 |
greg |
2.13 |
progname, fpath); |
920 |
greg |
2.12 |
exit(1); |
921 |
|
|
} |
922 |
greg |
2.13 |
diffdir++; |
923 |
greg |
2.12 |
} |
924 |
|
|
/* get final path component */ |
925 |
greg |
2.13 |
for (fpath = fname+strlen(fname); |
926 |
|
|
fpath > fname && !ISDIRSEP(fpath[-1]); fpath--) |
927 |
greg |
2.12 |
; |
928 |
|
|
} |
929 |
|
|
/* open the file */ |
930 |
greg |
2.13 |
if ((mainfp = fopen(fpath, "r")) == NULL) { |
931 |
greg |
2.12 |
fprintf(stderr, "%s: cannot open file \"%s\"\n", |
932 |
|
|
progname, mainfn); |
933 |
|
|
exit(1); |
934 |
|
|
} |
935 |
|
|
} |
936 |
|
|
#endif |