Entity render structure

examples/cube.rs

@@ -1,19 +1,11 @@
 use osmium::entity::Component;
 
-pub struct Velocity(pub i32);
-
-impl Component for Velocity {
-    fn tick(&mut self) {}
-}
-
 fn main() {
     let mut engine = osmium::init();
 
     engine.thread("Main.tick", || {});
 
-    let mut my_rect = engine.draw(|r| {
+    let mut my_rect = engine.entity(|r| {
         // r.draw_rect(0, 0, 10, 10);
     });
-
-    my_rect.component(Velocity(10));
 }