Method update_local_transform

aspen/src/context_stack/draw_context.rs:252–255

(&mut self, update: impl FnOnce(Affine) -> Affine)

    }

    pub fn update_local_transform(&mut self, update: impl FnOnce(Affine) -> Affine) {
        let transform = self.local_transform_stack.last_mut().unwrap();
        *transform = update(*transform);
    }

    pub fn rotate(&mut self, radians: f64) {
        self.update_local_transform(|t| t.then_rotate(radians));