copy inside scope

2026-03-26 10:37:05 -07:00
parent ba406eb2dd
commit 1cb5c01bb0
1 changed files with 5 additions and 3 deletions
--- a/src/main.rs
+++ b/src/main.rs
@@ -258,9 +258,11 @@ fn training() {
 		device.poll(wgpu::PollType::wait_indefinitely()).unwrap();
 		receiver.recv().unwrap().unwrap();

-		// copy texture
-		let view = buffer_slice.get_mapped_range();
-		texture_data.extend_from_slice(&view[..]);
+		// copy texture inside a scope so the mapped view gets dropped
+		{
+			let view = buffer_slice.get_mapped_range();
+			texture_data.extend_from_slice(&view[..]);
+		}
 		output_staging_buffer.unmap();

 		// discombolulate stride