1 |
greg |
1.1 |
#ifndef lint |
2 |
greg |
2.5 |
static const char RCSid[] = "$Id$"; |
3 |
greg |
1.1 |
#endif |
4 |
|
|
/* |
5 |
|
|
* genbox.c - generate a parallelepiped. |
6 |
|
|
* |
7 |
|
|
* 1/8/86 |
8 |
|
|
*/ |
9 |
|
|
|
10 |
|
|
#include <stdio.h> |
11 |
|
|
|
12 |
greg |
2.5 |
#include <stdlib.h> |
13 |
|
|
|
14 |
greg |
2.3 |
#include <math.h> |
15 |
|
|
|
16 |
greg |
1.1 |
|
17 |
|
|
char let[]="0123456789._ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
18 |
|
|
|
19 |
|
|
char *cmtype; /* ppd material type */ |
20 |
|
|
|
21 |
|
|
char *cname; /* ppd name */ |
22 |
|
|
|
23 |
|
|
double size[3]; /* ppd size */ |
24 |
|
|
|
25 |
|
|
double bevel = 0.0; /* bevel amount */ |
26 |
|
|
|
27 |
greg |
2.5 |
int rounde = 0; /* boolean true for rounde edges */ |
28 |
greg |
1.1 |
|
29 |
|
|
int reverse = 0; /* boolean true for reversed normals */ |
30 |
|
|
|
31 |
|
|
|
32 |
|
|
main(argc, argv) |
33 |
|
|
int argc; |
34 |
|
|
char **argv; |
35 |
|
|
{ |
36 |
|
|
int i; |
37 |
|
|
|
38 |
|
|
if (argc < 6) |
39 |
|
|
goto userr; |
40 |
|
|
|
41 |
|
|
cmtype = argv[1]; |
42 |
|
|
cname = argv[2]; |
43 |
|
|
size[0] = atof(argv[3]); |
44 |
|
|
size[1] = atof(argv[4]); |
45 |
|
|
size[2] = atof(argv[5]); |
46 |
|
|
|
47 |
|
|
for (i = 6; i < argc; i++) { |
48 |
|
|
if (argv[i][0] != '-') |
49 |
|
|
goto userr; |
50 |
|
|
switch (argv[i][1]) { |
51 |
|
|
case 'r': |
52 |
greg |
2.5 |
rounde = 1; |
53 |
greg |
1.1 |
/* fall through */ |
54 |
|
|
case 'b': |
55 |
|
|
bevel = atof(argv[++i]); |
56 |
|
|
break; |
57 |
|
|
case 'i': |
58 |
|
|
reverse = 1; |
59 |
|
|
break; |
60 |
|
|
default: |
61 |
|
|
goto userr; |
62 |
|
|
} |
63 |
|
|
} |
64 |
|
|
|
65 |
|
|
printhead(argc, argv); |
66 |
|
|
|
67 |
|
|
if (bevel > 0.0) { |
68 |
|
|
/* minor faces */ |
69 |
|
|
side(051, 055, 054, 050); |
70 |
|
|
side(064, 066, 062, 060); |
71 |
|
|
side(032, 033, 031, 030); |
72 |
|
|
side(053, 052, 056, 057); |
73 |
|
|
side(065, 061, 063, 067); |
74 |
|
|
side(036, 034, 035, 037); |
75 |
|
|
} |
76 |
greg |
2.5 |
if (bevel > 0.0 && !rounde) { |
77 |
greg |
1.1 |
/* bevel faces */ |
78 |
|
|
side(031, 051, 050, 030); |
79 |
|
|
side(060, 062, 032, 030); |
80 |
|
|
side(050, 054, 064, 060); |
81 |
|
|
side(034, 036, 066, 064); |
82 |
|
|
side(037, 057, 056, 036); |
83 |
|
|
side(052, 062, 066, 056); |
84 |
|
|
side(052, 053, 033, 032); |
85 |
|
|
side(057, 067, 063, 053); |
86 |
|
|
side(061, 031, 033, 063); |
87 |
|
|
side(065, 067, 037, 035); |
88 |
|
|
side(055, 051, 061, 065); |
89 |
|
|
side(034, 054, 055, 035); |
90 |
|
|
/* bevel corners */ |
91 |
|
|
corner(030, 050, 060); |
92 |
|
|
corner(051, 031, 061); |
93 |
|
|
corner(032, 062, 052); |
94 |
|
|
corner(064, 054, 034); |
95 |
|
|
corner(036, 056, 066); |
96 |
|
|
corner(065, 035, 055); |
97 |
|
|
corner(053, 063, 033); |
98 |
|
|
corner(037, 067, 057); |
99 |
|
|
} |
100 |
greg |
2.5 |
if (bevel > 0.0 && rounde) { |
101 |
|
|
/* rounde edges */ |
102 |
greg |
1.1 |
cylinder(070, 071); |
103 |
|
|
cylinder(070, 074); |
104 |
|
|
cylinder(070, 072); |
105 |
|
|
cylinder(073, 071); |
106 |
|
|
cylinder(073, 072); |
107 |
|
|
cylinder(073, 077); |
108 |
|
|
cylinder(075, 071); |
109 |
|
|
cylinder(075, 074); |
110 |
|
|
cylinder(075, 077); |
111 |
|
|
cylinder(076, 072); |
112 |
|
|
cylinder(076, 074); |
113 |
|
|
cylinder(076, 077); |
114 |
greg |
2.5 |
/* rounde corners */ |
115 |
greg |
1.1 |
sphere(070); |
116 |
|
|
sphere(071); |
117 |
|
|
sphere(072); |
118 |
|
|
sphere(073); |
119 |
|
|
sphere(074); |
120 |
|
|
sphere(075); |
121 |
|
|
sphere(076); |
122 |
|
|
sphere(077); |
123 |
|
|
} |
124 |
|
|
if (bevel == 0.0 ) { |
125 |
|
|
/* only need major faces */ |
126 |
|
|
side(1, 5, 4, 0); |
127 |
|
|
side(4, 6, 2, 0); |
128 |
|
|
side(2, 3, 1, 0); |
129 |
|
|
side(3, 2, 6, 7); |
130 |
|
|
side(5, 1, 3, 7); |
131 |
|
|
side(6, 4, 5, 7); |
132 |
|
|
} |
133 |
|
|
exit(0); |
134 |
|
|
userr: |
135 |
|
|
fprintf(stderr, "Usage: %s ", argv[0]); |
136 |
|
|
fprintf(stderr, "material name xsize ysize zsize "); |
137 |
greg |
2.5 |
fprintf(stderr, "[-i] [-b bevel | -r rounde]\n"); |
138 |
greg |
1.1 |
exit(1); |
139 |
|
|
} |
140 |
|
|
|
141 |
|
|
|
142 |
|
|
side(a, b, c, d) /* generate a rectangular face */ |
143 |
|
|
int a, b, c, d; |
144 |
|
|
{ |
145 |
|
|
printf("\n%s polygon %s.%c%c%c%c\n", cmtype, cname, |
146 |
|
|
let[a], let[b], let[c], let[d]); |
147 |
|
|
printf("0\n0\n12\n"); |
148 |
|
|
if (reverse) { |
149 |
|
|
vertex(d); |
150 |
|
|
vertex(c); |
151 |
|
|
vertex(b); |
152 |
|
|
vertex(a); |
153 |
|
|
} else { |
154 |
|
|
vertex(a); |
155 |
|
|
vertex(b); |
156 |
|
|
vertex(c); |
157 |
|
|
vertex(d); |
158 |
|
|
} |
159 |
|
|
} |
160 |
|
|
|
161 |
|
|
|
162 |
|
|
corner(a, b, c) /* generate a triangular face */ |
163 |
|
|
int a, b, c; |
164 |
|
|
{ |
165 |
|
|
printf("\n%s polygon %s.%c%c%c\n", cmtype, cname, |
166 |
|
|
let[a], let[b], let[c]); |
167 |
|
|
printf("0\n0\n9\n"); |
168 |
|
|
if (reverse) { |
169 |
|
|
vertex(c); |
170 |
|
|
vertex(b); |
171 |
|
|
vertex(a); |
172 |
|
|
} else { |
173 |
|
|
vertex(a); |
174 |
|
|
vertex(b); |
175 |
|
|
vertex(c); |
176 |
|
|
} |
177 |
|
|
} |
178 |
|
|
|
179 |
|
|
|
180 |
|
|
cylinder(v0, v1) /* generate a cylinder */ |
181 |
|
|
int v0, v1; |
182 |
|
|
{ |
183 |
|
|
printf("\n%s cylinder %s.%c%c\n", cmtype, cname, v0+'0', v1+'0'); |
184 |
|
|
printf("0\n0\n7\n"); |
185 |
|
|
vertex(v0); |
186 |
|
|
vertex(v1); |
187 |
|
|
printf("\t%18.12g\n", bevel); |
188 |
|
|
} |
189 |
|
|
|
190 |
|
|
|
191 |
|
|
sphere(v0) /* generate a sphere */ |
192 |
|
|
int v0; |
193 |
|
|
{ |
194 |
|
|
printf("\n%s sphere %s.%c\n", cmtype, cname, v0+'0'); |
195 |
|
|
printf("0\n0\n4\n"); |
196 |
|
|
vertex(v0); |
197 |
|
|
printf("\t%18.12g\n", bevel); |
198 |
|
|
} |
199 |
|
|
|
200 |
|
|
|
201 |
|
|
vertex(v) |
202 |
|
|
register int v; |
203 |
|
|
{ |
204 |
|
|
register int i; |
205 |
|
|
|
206 |
|
|
for (i = 0; i < 3; i++) { |
207 |
|
|
if (v & 010) |
208 |
|
|
printf("\t%18.12g", v & 01 ? size[i]-bevel : bevel); |
209 |
|
|
else |
210 |
|
|
printf("\t%18.12g", v & 01 ? size[i] : 0.0); |
211 |
|
|
v >>= 1; |
212 |
|
|
} |
213 |
|
|
printf("\n"); |
214 |
|
|
} |
215 |
|
|
|
216 |
|
|
|
217 |
|
|
printhead(ac, av) /* print command header */ |
218 |
|
|
register int ac; |
219 |
|
|
register char **av; |
220 |
|
|
{ |
221 |
|
|
putchar('#'); |
222 |
|
|
while (ac--) { |
223 |
|
|
putchar(' '); |
224 |
|
|
fputs(*av++, stdout); |
225 |
|
|
} |
226 |
|
|
putchar('\n'); |
227 |
|
|
} |