fish-cannard/border-wars
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Improve mouse movement on the map #95

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raphael merged 2 commits from upgrade-mouse-movement into main 2024-04-01 13:49:05 +00:00
Conversation 0 Commits 2 Files changed 1 +3 -3
1 changed files with 3 additions and 3 deletions
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6
crates/border-wars/src/camera.rs
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@ -107,7 +107,7 @@ fn keyboard_movement_system(
/// Moves the camera with mouse input.
fn mouse_movement_system(
mouse_button_input: Res<Input<MouseButton>>,
mut query: Query<&mut Transform, With<Camera>>,
mut query: Query<(&mut Transform, &OrthographicProjection), With<Camera>>,
windows: Query<&Window>,
mut last_position: Local<Option<Vec2>>,
) {
@ -125,9 +125,9 @@ fn mouse_movement_system(
}
if let Some(old_position) = *last_position {
for mut transform in query.iter_mut() {
for (mut transform, projection) in query.iter_mut() {
let offset = (old_position - position).extend(0.0) * Vec3::new(1., -1., 1.);
transform.translation += offset;
transform.translation += offset * projection.scale;
}
*last_position = Some(position);
}