4 int win_width, win_height;
6 unsigned int time_msec;
8 float sball_obj_matrix[16], sball_cam_matrix[16];
10 int demo_init(int argc, char **argv);
11 void demo_cleanup(void);
14 void demo_reshape(int x, int y);
16 void demo_keyboard(int key, int pressed);
17 void demo_mbutton(int bn, int pressed, int x, int y);
18 void demo_mmotion(int x, int y);
20 void demo_sball_motion(int x, int y, int z);
21 void demo_sball_rotate(int x, int y, int z);
22 void demo_sball_button(int bn, int pressed);
24 /* defined in main.c */
26 unsigned int get_msec(void);