some tiles?

src/main.rs

@@ -1,4 +1,5 @@
 use bevy::{
+    color::palettes::tailwind,
     prelude::*,
     sprite::{MaterialMesh2dBundle, Mesh2dHandle},
 };
@@ -67,13 +68,25 @@ fn setup(
 ) {
     commands.spawn(Camera2dBundle::default());
 
-    let circle_mesh = Mesh2dHandle(meshes.add(Circle { radius: 50. }));
-    let color = Color::hsl(75., 0.95, 0.7);
+    const TILES: i32 = 9;
+    const TILE_SIZE: f32 = 50.;
+    const TOTAL_WIDTH: f32 = (TILE_SIZE + 10.) * TILES as f32;
+    const TILE_SPACE: f32 = TOTAL_WIDTH / TILES as f32;
+    const CENTER: f32 = TOTAL_WIDTH / 2.;
 
-    commands.spawn(MaterialMesh2dBundle {
-        mesh: circle_mesh,
-        material: materials.add(color),
-        transform: Transform::from_xyz(0., 0., 0.),
-        ..default()
-    });
+    let circle_mesh = Mesh2dHandle(meshes.add(Rectangle::new(TILE_SIZE, TILE_SIZE)));
+    let color = Color::from(tailwind::NEUTRAL_700);
+
+    for i in 0..=TILES {
+        for j in 0..=TILES {
+            let tile_x = i as f32 * TILE_SPACE - CENTER;
+            let tile_y = j as f32 * TILE_SPACE - CENTER;
+            commands.spawn(MaterialMesh2dBundle {
+                mesh: circle_mesh.clone(),
+                material: materials.add(color),
+                transform: Transform::from_xyz(tile_x, tile_y, 0.),
+                ..default()
+            });
+        }
+    }
 }