kinda works but tilt and flip broken

Author: timon-schelling

editor/src/messages/portfolio/portfolio_message_handler.rs

@@ -1192,9 +1192,15 @@ impl MessageHandler<PortfolioMessage, PortfolioMessageContext<'_>> for Portfolio
 					.calculate_offset_transform(viewport.center_in_viewport_space().into(), &document.document_ptz);
 				let pointer_position = document_to_viewport.inverse().transform_point2(ipp.mouse.position);
 
-				let resolution = glam::UVec2::splat(11);
+				const PREVIEW_RESOLUTION: u32 = 11;
+				let resolution = glam::UVec2::splat(PREVIEW_RESOLUTION);
+				let pointer_offset = -(glam::DVec2::splat(PREVIEW_RESOLUTION as f64 / 2.0) / document.document_ptz.zoom());
 
-				let result = self.executor.submit_eyedropper_preview(document_id, resolution, timing_information, pointer_position);
+				let pointer_position = pointer_position + pointer_offset;
+
+				let result = self
+					.executor
+					.submit_eyedropper_preview(document_id, resolution, document.document_ptz.zoom(), timing_information, pointer_position);
 
 				match result {
 					Err(description) => {

editor/src/node_graph_executor.rs

@@ -194,16 +194,17 @@ impl NodeGraphExecutor {
 	}
 
 	#[cfg(not(target_family = "wasm"))]
-	pub(crate) fn submit_eyedropper_preview(&mut self, document_id: DocumentId, resolution: UVec2, time: TimingInformation, pointer: DVec2) -> Result<Message, String> {
-		// footprint from pointer position and resolution
+	pub(crate) fn submit_eyedropper_preview(&mut self, document_id: DocumentId, resolution: UVec2, zoom: f64, time: TimingInformation, pointer: DVec2) -> Result<Message, String> {
+		let transform = DAffine2::from_translation(pointer).inverse();
+
 		let viewport = Footprint {
-			transform: DAffine2::from_translation(pointer).inverse(),
+			transform,
 			resolution,
 			..Default::default()
 		};
 		let render_config = RenderConfig {
 			viewport,
-			scale: 1.,
+			scale: zoom,
 			time,
 			pointer,
 			export_format: graphene_std::application_io::ExportFormat::Raster,