gpuray_glsl
annotate util/anim.c @ 1:92695e89164b
vc project
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Sun, 09 Nov 2014 14:30:37 +0200 |
| parents | |
| children |
| rev | line source |
|---|---|
| nuclear@0 | 1 #include <stdio.h> |
| nuclear@0 | 2 #include <math.h> |
| nuclear@0 | 3 |
| nuclear@0 | 4 #define NUM_SEG 96 |
| nuclear@0 | 5 #define DIST 12 |
| nuclear@0 | 6 #define NAME "green_sphere" |
| nuclear@0 | 7 #define FULL_TIME 10.0 |
| nuclear@0 | 8 #define BOUNCES 6.0 |
| nuclear@0 | 9 #define HEIGHT 3.5 |
| nuclear@0 | 10 |
| nuclear@0 | 11 int main(void) |
| nuclear@0 | 12 { |
| nuclear@0 | 13 int i; |
| nuclear@0 | 14 for(i=0; i<NUM_SEG; i++) { |
| nuclear@0 | 15 float t = (float)i / (NUM_SEG - 1); |
| nuclear@0 | 16 float angle = 2.0 * M_PI * t; |
| nuclear@0 | 17 float x = -cos(angle) * DIST; |
| nuclear@0 | 18 float z = -sin(angle) * DIST; |
| nuclear@0 | 19 |
| nuclear@0 | 20 float y = fabs(sin(angle * BOUNCES)) * HEIGHT; |
| nuclear@0 | 21 |
| nuclear@0 | 22 printf("xform -name %s -time %.2f -pos %.2f %.2f %.2f\n", |
| nuclear@0 | 23 NAME, t * FULL_TIME, x, y, z); |
| nuclear@0 | 24 } |
| nuclear@0 | 25 return 0; |
| nuclear@0 | 26 } |