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bevy-snake-tutorial
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Controlling the snake

This commit is contained in:
Timothy Warren 2020-12-24 13:49:23 -05:00
parent e860af1d7a
commit a62eb40527
1 changed files with 17 additions and 3 deletions
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20
src/main.rs
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@ -22,9 +22,23 @@ fn spawn_snake(commands: &mut Commands, materials: Res<Materials>) {
.with(SnakeHead);
}
fn snake_movement(mut head_positions: Query<(&SnakeHead, &mut Transform)>) {
for (_head, mut transform) in head_positions.iter_mut() {
transform.translation.y += 2.;
fn snake_movement(
keyboard_input: Res<Input<KeyCode>>,
mut head_positions: Query<&mut Transform, With<SnakeHead>>,
) {
for mut transform in head_positions.iter_mut() {
if keyboard_input.pressed(KeyCode::Left) {
transform.translation.x -= 2.;
}
if keyboard_input.pressed(KeyCode::Right) {
transform.translation.x += 2.;
}
if keyboard_input.pressed(KeyCode::Down) {
transform.translation.y -= 2.;
}
if keyboard_input.pressed(KeyCode::Up) {
transform.translation.y += 2.;
}
}
}