Request redraw after ui update

Author: TrueDoctor

desktop/src/app.rs

@@ -260,6 +260,9 @@ impl App {
 				if let Some(render_state) = &mut self.render_state {
 					render_state.set_overlays_scene(scene);
 				}
+				if let Some(window) = &self.window {
+					window.request_redraw();
+				}
 			}
 			DesktopFrontendMessage::PersistenceWriteDocument { id, document } => {
 				self.persistent_data.write_document(id, document);

desktop/src/render/state.rs

@@ -218,14 +218,17 @@ impl RenderState {
 	}
 
 	pub(crate) fn set_viewport_scale(&mut self, scale: [f32; 2]) {
+		self.surface_outdated = true;
 		self.viewport_scale = scale;
 	}
 
 	pub(crate) fn set_viewport_offset(&mut self, offset: [f32; 2]) {
+		self.surface_outdated = true;
 		self.viewport_offset = offset;
 	}
 
 	pub(crate) fn set_overlays_scene(&mut self, scene: vello::Scene) {
+		self.surface_outdated = true;
 		self.overlays_scene = Some(scene);
 	}