Checkboard background

src/background.rs

@@ -1 +1,39 @@
 use bevy::prelude::*;
+
+// Test checkboard background
+
+const COLS: usize = 35;
+const ROWS: usize = 500;
+const CELL_SIZE: f32 = 60.0;
+const COLOR_A: Color = Color::srgb(0.0, 0.0, 0.0);
+const COLOR_B: Color = Color::srgb(0.6, 0.2, 0.8);
+
+fn spawn_board(mut commands: Commands) {
+    for row in 0..ROWS {
+        for col in 0..COLS {
+            // Altern colors
+            let color = if (row + col) % 2 == 0 {
+                COLOR_A
+            } else {
+                COLOR_B
+            };
+
+            commands.spawn((
+                Sprite::from_color(color, Vec2::new(CELL_SIZE, CELL_SIZE)),
+                Transform::from_xyz(
+                    (col as f32 + 0.5 - COLS as f32 / 2.0) * CELL_SIZE,
+                    (row as f32 + 0.5 - ROWS as f32 / 2.0) * CELL_SIZE,
+                    0.0,
+                ),
+            ));
+        }
+    }
+}
+
+pub struct BackgroundPlugin;
+
+impl Plugin for BackgroundPlugin {
+    fn build(&self, app: &mut App) {
+        app.add_systems(Startup, spawn_board);
+    }
+}

src/main.rs

@@ -1,6 +1,7 @@
 use bevy::{prelude::*, window::PresentMode};
 
-use crate::camera::CameraPlugin as OtherCameraPlugin;
+use crate::background::BackgroundPlugin;
+use crate::camera::CameraPlugin;
 use crate::player::PlayerPlugin;
 
 mod background;
@@ -18,8 +19,8 @@ fn main() {
             }),
             ..default()
         }))
-        .insert_resource(ClearColor(Color::srgb(0.0, 0.0, 0.0)))
+        .add_plugins(BackgroundPlugin) // Checkerboard background
         .add_plugins(PlayerPlugin) // Player
-        .add_plugins(OtherCameraPlugin) // Camera
+        .add_plugins(CameraPlugin) // Camera
         .run();
 }