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Add PNG readback helper for Geode Dawn submissions#402

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jwmcglynn wants to merge 5 commits intotextfrom
codex/create-design-doc-for-gpu-renderer
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Add PNG readback helper for Geode Dawn submissions#402
jwmcglynn wants to merge 5 commits intotextfrom
codex/create-design-doc-for-gpu-renderer

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@jwmcglynn jwmcglynn commented Dec 14, 2025

Summary

  • add an offscreen PNG readback helper for Dawn geode submissions and expose it in the native API
  • document the new capture path in the Geode renderer design doc and native README, marking the milestone complete
  • keep the Canvas shim GPU-only while paving headless PNG capture for desktop runners

Testing

  • not run (not requested)

Codex Task

@jwmcglynn jwmcglynn force-pushed the text branch 7 times, most recently from 24e27e5 to d5a5ca5 Compare April 6, 2026 22:48
@jwmcglynn jwmcglynn closed this Apr 7, 2026
@jwmcglynn jwmcglynn deleted the codex/create-design-doc-for-gpu-renderer branch April 7, 2026 22:57
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