Route thumbnail blend setup through helper

2026-06-13 05:30:31 +02:00
parent 8348dc5bf8
commit b98635a8bb
3 changed files with 18 additions and 6 deletions
--- a/docs/modernization/debt.md
+++ b/docs/modernization/debt.md
@@ -18,6 +18,11 @@ agent or engineer to remove them without reconstructing context from chat.

 ## Recent Reductions

+- 2026-06-13: DEBT-0036 was narrowed again. `Canvas::thumbnail_generate`
+  thumbnail layer `TextureBlend` shader setup now routes through
+  `legacy_canvas_draw_merge_services.h`; thumbnail generation still owns
+  destination feedback copies, sampler/texture binding, grid redraw, readback,
+  and draw execution.
 - 2026-06-13: DEBT-0036 was narrowed again. Desktop VR checkerboard background
  shader setup now routes through `legacy_canvas_draw_merge_services.h`; VR
  still owns render state transitions, per-plane transforms, and draw