src/main.rs

@@ -20,6 +20,5 @@ fn main() {
         .add_startup_system(setup.system())
         .add_startup_system(add_player.system())
         .add_system(player_movement.system())
-        .add_system(follow_player.system())
         .run();
 }

src/systems/mod.rs

@@ -1,5 +1,4 @@
 use crate::prelude::*;
-use bevy::render::camera::Camera;
 
 pub fn setup(
     mut commands: Commands,
@@ -11,7 +10,7 @@ pub fn setup(
 
     // Map
     let grass_material = materials.add(asset_server.load("grass.png").into());
-    let tile_size = Vec2::new(64.0, 64.0);
+    let tile_size = Vec2::new(32.0, 32.0);
     let sprite = Sprite::new(tile_size);
     let map_size = Vec2::new(80.0, 50.0);
     let half_x = (map_size.x / 2.0) as i32;
@@ -75,26 +74,8 @@ pub fn player_movement(
         let translation = &mut transform.translation;
         let delta_seconds = time.delta_seconds();
 
-        translation.x += delta_seconds * direction.x * 300.0;
+        translation.x += delta_seconds * direction.x * 100.0;
-        translation.y += delta_seconds * direction.y * 300.0;
+        translation.y += delta_seconds * direction.y * 100.0;
-    }
-}
-
-pub fn follow_player(
-    mut q: QuerySet<(
-        Query<&Transform, With<Player>>,
-        Query<&mut Transform, With<Camera>>,
-    )>,
-) {
-    if let Ok(player_transform) = q.q0().single() {
-        let player_translation = player_transform.translation;
-
-        if let Ok(mut camera_transform) = q.q1_mut().single_mut() {
-            let camera_translation = &mut camera_transform.translation;
-
-            camera_translation.x = player_translation.x;
-            camera_translation.y = player_translation.y;
-        }
     }
 }