1 #include <stdio.h>
2 #include <math.h>
4 #define scale 1024
6 int basis[91];
7 int cost[360];
9 main(void) {
10 int i;
11 printf("#define costScale %d\n", scale);
12 printf("int cost[] = {\n ");
13 for (i=0; (i <= 90); i++) {
14 basis[i] = cos((double)i * .0174532925) * scale;
15 }
16 for (i=0; (i < 90); i++) {
17 printf("%d,\n ", cost[i] = basis[i]);
18 }
19 for (i=90; (i < 180); i++) {
20 printf("%d,\n ", cost[i] = -basis[180-i]);
21 }
22 for (i=180; (i < 270); i++) {
23 printf("%d,\n ", cost[i] = -basis[i-180]);
24 }
25 for (i=270; (i < 359); i++) {
26 printf("%d,\n ", cost[i] = basis[360-i]);
27 }
28 printf("%d\n", cost[359] = basis[1]);
29 printf("};\n");
30 printf("#define sintScale %d\n", scale);
31 printf("int sint[] = {\n ");
32 for (i=0; (i<360); i++) {
33 int val;
34 val = cost[(i + 270) % 360];
35 if (i != 359) {
36 printf("%d,\n ", val);
37 } else {
38 printf("%d\n", val);
39 }
40 }
41 printf("};\n");
42 }