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root/radiance/ray/src/gen/genclock.c
Revision: 2.5
Committed: Sun Jun 8 12:03:09 2003 UTC (20 years, 9 months ago) by schorsch
Content type: text/plain
Branch: MAIN
CVS Tags: rad5R4, rad5R2, rad4R2P2, rad5R0, rad5R1, rad3R7P2, rad3R7P1, rad4R2, rad4R1, rad4R0, rad3R6, rad3R6P1, rad3R8, rad3R9, rad4R2P1, rad5R3, HEAD
Changes since 2.4: +66 -60 lines
Log Message:
Reduced compile warnings/errors on Windows.

File Contents

# User Rev Content
1 greg 2.1 #ifndef lint
2 schorsch 2.5 static const char RCSid[] = "$Id: genclock.c,v 2.4 2003/02/22 02:07:23 greg Exp $";
3 greg 2.1 #endif
4     /*
5     * Generate an analog clock.
6     */
7    
8     #include <stdio.h>
9 greg 2.4 #include <stdlib.h>
10 greg 2.1 #include <math.h>
11     #include <ctype.h>
12    
13     #define PI 3.14159265358979323846
14    
15     #define FACEBITMAP "clockface.hex"
16    
17     char myfacemat[] = "white_plastic";
18     double myfacearg[5] = {.85,.85,.85,0,0};
19     char mycasemat[] = "black_plastic";
20     double mycasearg[5] = {.08,.08,.08,.03,.04};
21     char *facemat = myfacemat;
22     char *casemat = mycasemat;
23     char *name = "clock";
24    
25 schorsch 2.5 static void
26 greg 2.1 genmats() /* put out our materials */
27     {
28     if (facemat == myfacemat)
29     printf("\nvoid plastic %s\n0\n0\n5 %f %f %f %f %f\n",
30     myfacemat, myfacearg[0], myfacearg[1],
31     myfacearg[2], myfacearg[3], myfacearg[4]);
32     if (casemat == mycasemat)
33     printf("\nvoid plastic %s\n0\n0\n5 %f %f %f %f %f\n",
34     mycasemat, mycasearg[0], mycasearg[1],
35     mycasearg[2], mycasearg[3], mycasearg[4]);
36     printf("\n%s brighttext clock_face_paint\n2 hexbit4x1.fnt %s\n",
37     facemat, FACEBITMAP);
38     printf("0\n11\n\t0\t-1\t1\n\t0\t.0185\t0\n\t0\t0\t-.00463\n");
39     printf("\t.02\t1\n");
40     printf("\nvoid glass clock_crystal\n0\n0\n3 .95 .95 .95\n");
41     printf("\nvoid plastic hand_paint\n0\n0\n5 .03 .03 .03 0 0\n");
42     }
43    
44    
45 schorsch 2.5 static void
46 greg 2.1 genclock() /* put out clock body */
47     {
48     printf("\n%s ring %s.case_back\n", casemat, name);
49     printf("0\n0\n8\t0\t0\t0\n\t-1\t0\t0\n\t0\t1.1\n");
50     printf("\n%s cylinder %s.case_outer\n", casemat, name);
51     printf("0\n0\n7\t0\t0\t0\n\t.12\t0\t0\n\t1.1\n");
52     printf("\n%s ring %s.case_front\n", casemat, name);
53     printf("0\n0\n8\t.12\t0\t0\n\t1\t0\t0\n\t1\t1.1\n");
54     printf("\n%s cylinder %s.case_inner\n", casemat, name);
55 greg 2.3 printf("0\n0\n7\t.05\t0\t0\n\t.12\t0\t0\n\t1\n");
56 greg 2.1 printf("\nclock_crystal ring %s.crystal\n", name);
57     printf("0\n0\n8\t.10\t0\t0\n\t1\t0\t0\n\t0\t1\n");
58     printf("\nclock_face_paint ring %s.face\n", name);
59     printf("0\n0\n8\t.05\t0\t0\n\t1\t0\t0\n\t0\t1\n");
60     }
61    
62    
63 schorsch 2.5 static void
64     rvert(x, y, z, ang) /* print rotated vertex */
65     double x, y, z, ang;
66     {
67     static double lastang=0, sa=0, ca=1;
68    
69     if (ang != lastang) {
70     sa = sin(-ang);
71     ca = cos(-ang);
72     lastang = ang;
73     }
74     printf("%15.12g %15.12g %15.12g\n", x, y*ca-z*sa, z*ca+y*sa);
75     }
76    
77    
78     static void
79 greg 2.1 genhands(hour) /* generate correct hand positions */
80     double hour;
81     {
82     double hrot, mrot;
83    
84     hrot = 2.*PI/12. * hour;
85     mrot = 2.*PI * (hour - floor(hour));
86    
87     printf("\nhand_paint polygon %s.hour_hand\n", name);
88     printf("0\n0\n12\n");
89 greg 2.2 rvert(.06, -.03, -.06, hrot);
90     rvert(.06, .03, -.06, hrot);
91 greg 2.1 rvert(.06, .025, .5, hrot);
92     rvert(.06, -.025, .5, hrot);
93    
94     printf("\nhand_paint polygon %s.minute_hand\n", name);
95     printf("0\n0\n12\n");
96 greg 2.2 rvert(.07, -.02, -.1, mrot);
97     rvert(.07, .02, -.1, mrot);
98 greg 2.1 rvert(.07, .01, .9, mrot);
99     rvert(.07, -.01, .9, mrot);
100     }
101    
102    
103 schorsch 2.5 int
104     main(argc, argv)
105     int argc;
106     char *argv[];
107 greg 2.1 {
108 schorsch 2.5 int i, j;
109     double hour;
110 greg 2.1
111 schorsch 2.5 for (i = 1; i < argc && argv[i][0] == '-'; i++)
112     switch (argv[i][1]) {
113     case 'f':
114     facemat = argv[++i];
115     break;
116     case 'c':
117     casemat = argv[++i];
118     break;
119     case 'n':
120     name = argv[++i];
121     break;
122     default:
123     goto userr;
124     }
125     if (i >= argc)
126     goto userr;
127     if (!isdigit(argv[i][0]))
128     goto userr;
129     for (j = 1; isdigit(argv[i][j]); j++)
130     ;
131     if (argv[i][j] == ':')
132     hour = atoi(argv[i]) + atoi(argv[i]+j+1)/60.0;
133     else if (!argv[i][j] || argv[i][j] == '.')
134     hour = atof(argv[i]);
135     else
136     goto userr;
137     putchar('#'); /* print header */
138     for (i = 0; i < argc; i++) {
139     putchar(' ');
140     fputs(argv[i], stdout);
141 greg 2.2 }
142 schorsch 2.5 putchar('\n');
143     genmats(); /* print materials */
144     genclock(); /* generate clock */
145     genhands(hour); /* generate hands */
146     exit(0);
147     userr:
148     fputs("Usage: ", stderr);
149     fputs(argv[0], stderr);
150     fputs(" [-f face_mat][-c case_mat][-n name] {HH:MM | HH.hh}\n", stderr);
151     exit(1);
152 greg 2.1 }
153 schorsch 2.5