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Merge pull request #282 from DJMcNab/rotate_key

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Add a keyboard key to rotate the scene
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Arman Uguray 2023-02-22 15:40:52 -08:00 committed by GitHub
parent 5f59a2e818 db243aed4e
commit 0bb519c1ba
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1 changed files with 10 additions and 0 deletions
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10
examples/with_winit/src/main.rs
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@ -87,6 +87,16 @@ async fn run(event_loop: EventLoop<UserEvent>, window: Window, args: Args, mut s
match input.virtual_keycode {
Some(VirtualKeyCode::Left) => scene_ix = scene_ix.saturating_sub(1),
Some(VirtualKeyCode::Right) => scene_ix = scene_ix.saturating_add(1),
Some(key @ VirtualKeyCode::Q) | Some(key @ VirtualKeyCode::E) => {
if let Some(prior_position) = prior_position {
let is_clockwise = key == VirtualKeyCode::E;
let angle = if is_clockwise { -0.05 } else { 0.05 };
transform = Affine::translate(prior_position)
* Affine::rotate(angle)
* Affine::translate(-prior_position)
* transform;
}
}
Some(VirtualKeyCode::Escape) => {
*control_flow = ControlFlow::Exit;
}