Первый движок анимации

wayland/include/figure.h

@@ -19,6 +19,10 @@ struct figure_animation_info {
     float angular_velocity;
 
     float speed;
+    /* Radius of the figure normalized for window width (0..1)
+     * This field is used by animation code to check collisions
+     * with the left/right/top/bottom borders. */
+    float radius;
 };
 
 #endif