toying around

src/scene.rs

@@ -0,0 +1,31 @@
+use bevy::prelude::*;
+
+pub struct BuildScenePlugin;
+
+impl Plugin for BuildScenePlugin {
+    fn build(&self, app: &mut App) {
+        app
+        .add_startup_system(build_scene)
+        .add_system(print_positions);
+    }
+}
+
+
+#[derive(Component)]
+struct Person;
+
+#[derive(Component)]
+struct Position { x: f32, y: f32 }
+
+
+fn build_scene(mut commands: Commands)  {
+    commands.spawn()
+    .insert(Person)
+    .insert(Position{ x: 10.0, y: 10.0 });
+}
+
+fn print_positions(query : Query<&Position>) {
+    for position in query.iter() {
+        println!("position {:?} {:?}", position.x, position.y)
+    }
+}