Improved a few things (i don't remember them)

examples/components/mod.rs

@@ -0,0 +1,31 @@
+pub mod threads;
+
+use osmium::{entity::Component, renderer::Point};
+
+pub struct Velocity(pub Point<i32>);
+
+impl Component for Velocity {
+    fn tick(&mut self, entity: &std::sync::Arc<osmium::entity::Entity>, tick: u16) {
+        let mut position = entity.position();
+        apply_velocity(tick, self.0.x, &mut position.x);
+        apply_velocity(tick, self.0.y, &mut position.y);
+    }
+}
+
+fn apply_velocity(tick: u16, velocity: i32, x: &mut u16) -> bool {
+    let abs_v = velocity.abs();
+    if abs_v == 0 {
+        return false;
+    }
+
+    let interval = (1000 / abs_v).max(1);
+    if tick as i32 % interval == 0 {
+        if velocity > 0 {
+            *x = x.saturating_add(1);
+        } else {
+            *x = x.saturating_sub(1);
+        }
+        return true;
+    }
+    false
+}