| 246 | } |
| 247 | |
| 248 | void initParticles(cData *p, int dx, int dy) |
| 249 | { |
| 250 | int i, j; |
| 251 | |
| 252 | for (i = 0; i < dy; i++) { |
| 253 | for (j = 0; j < dx; j++) { |
| 254 | p[i * dx + j].x = (j + 0.5f + (myrand() - 0.5f)) / dx; |
| 255 | p[i * dx + j].y = (i + 0.5f + (myrand() - 0.5f)) / dy; |
| 256 | } |
| 257 | } |
| 258 | } |
| 259 | |
| 260 | void keyboard(unsigned char key, int x, int y) |
| 261 | { |