int mouse_x, mouse_y, mouse_state[3];
int win_width, win_height;
int mouse_x, mouse_y, mouse_state[3];
int win_width, win_height;
glClearColor(0.1, 0.1, 0.1, 1);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
glClearColor(0.1, 0.1, 0.1, 1);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);