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docs: mark matrix composition provisional

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gamer147
2026-07-10 10:57:02 -04:00
parent c14c7fdced
commit 29b2dfca27
2 changed files with 9 additions and 3 deletions
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docs/engine-re.md
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@@ -687,7 +687,9 @@ buffers (present). **Slot 0 is NOT special** — a normal slot; several objects
(`handle → {slot, srcRect, position, anchor, scale, anim, alpha, visible}`, from draw-texture + the gfx ops) +
a host per-frame compositor that draws visible objects **in ascending-handle order** from their live surface,
interpolating animations by elapsed time. No VM/host lockstep: animations play during the wait-for-input park.
Scale/translation timing and anchored composition are implemented; full affine rotation remains deferred.
Separate scale/translation state and timing are implemented. The current anchored 2D composition is provisional:
exact anchor semantics, multiplication order, and projection still need slow native-versus-port frame comparison.
Full affine rotation remains deferred.
### Blend & transparency — colorkey + `0x202`/`0x203` color/alpha (2026-07-08)