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fix: Use Uint32BufferAttribute for geometry index buffers to fix WebG…#1144

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braedonsaunders merged 1 commit into
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claude/fix-gpu-buffer-error-zEEf0
Jan 30, 2026
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fix: Use Uint32BufferAttribute for geometry index buffers to fix WebG…#1144
braedonsaunders merged 1 commit into
mainfrom
claude/fix-gpu-buffer-error-zEEf0

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…PU errors

WebGPU is stricter than WebGL about buffer types. Passing plain JavaScript arrays to geometry.setIndex() can cause "Failed to execute 'setIndexBuffer' on 'GPURenderPassEncoder': parameter 1 is not of type 'GPUBuffer'" errors.

Fixed in:

  • BuildingPlacementPreview.ts (grid mesh)
  • Terrain.ts (terrain geometry and guardrails)
  • WaterMesh.ts (shore mesh)

https://claude.ai/code/session_01VM695FVpXJe1mZjexmKoTx

…PU errors

WebGPU is stricter than WebGL about buffer types. Passing plain JavaScript
arrays to geometry.setIndex() can cause "Failed to execute 'setIndexBuffer'
on 'GPURenderPassEncoder': parameter 1 is not of type 'GPUBuffer'" errors.

Fixed in:
- BuildingPlacementPreview.ts (grid mesh)
- Terrain.ts (terrain geometry and guardrails)
- WaterMesh.ts (shore mesh)

https://claude.ai/code/session_01VM695FVpXJe1mZjexmKoTx
@braedonsaunders braedonsaunders merged commit 0fd5307 into main Jan 30, 2026
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@braedonsaunders braedonsaunders deleted the claude/fix-gpu-buffer-error-zEEf0 branch January 30, 2026 15:24
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2 participants