Route stroke preview checkerboard setup through helper

This commit is contained in:
2026-06-13 05:13:18 +02:00
parent 14a6fc2e57
commit ac78358022
3 changed files with 16 additions and 4 deletions

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@@ -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. `NodeStrokePreview` preview
background checkerboard shader setup now routes through
`legacy_canvas_draw_merge_services.h`, preserving the existing colorize
condition and preview MVP. The retained preview path still owns background
capture ordering, texture copies, stroke setup, and draw execution.
- 2026-06-13: DEBT-0036 was narrowed again. `Canvas::draw_merge` non-stroke
`TextureBlend` shader setup now routes through
`legacy_canvas_draw_merge_services.h`, preserving the optional `TexBG`

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@@ -2997,6 +2997,10 @@ Results:
optional `TexBG` uniform when copy-based blend destination feedback is active.
Layer traversal, framebuffer copies, sampler/texture binding, and draw
ordering remain in the legacy Canvas path.
- `NodeStrokePreview` preview background drawing now shares the retained
draw-merge shader setup helper for checkerboard uniforms, preserving its
colorize condition and preview MVP while leaving capture ordering, texture
copies, stroke setup, and draw execution in the retained preview path.
- `Canvas::stroke_draw_mix` now shares the retained stroke composite shader
helper for mixer-pass `CompDraw` setup, while preserving its caller-specific
texture slot uniforms. Mixer framebuffer/scissor state, sampler and texture