incomplete

Native WebGPU Quadtree Planet

This report separates published implementation state from accepted evidence. Every value below comes from the schema-v2 registry, the emitted source manifest, or promoted same-lab artifacts.

Open demo Owning skill Published source manifest Registry JSON Canonical source

Lab id: webgpu-quadtree-planet
Kind: Canonical Lab
Owning skill: Procedural Planets
Execution: rendering
Three.js: 0.185.1
Source hash: sha256:6c5063ccb8e9b53f5e7e7b9202e8f4073745a7c3f27705001c4190bc9b4d762f
Published bundle hash: sha256:ae6ba24f4799ee9a650da42741cf5204934def1f254ad372daeb28dff992cb61
Build revision: sha256:6c7881ab73865696d689489de465e1cd67e1f2242d43641279abac777df0479b
Renderer: Not promoted
Backend: Not promoted
Evidence contract: v2
Tracked release bundle: Absent

Claim verdicts

canonicalAcceptanceINSUFFICIENT_EVIDENCE

hardwarePerformanceNOT_CLAIMED

Promoted same-lab media

No same-lab evidence image is promoted for this report. The page intentionally shows status and proof requirements instead of substitute art.

Required capability and runtime proof

Capabilities

native-webgpuincomplete

renderer.backend.isWebGPUBackend after await renderer.init

storage-computeincomplete

three channel-separated field bakes, patch-local mip dispatches, and analytic patch-bounds compute

Runtime proof

render-target-readbackincomplete

No runtime evidence is recorded.

pipeline-graphincomplete

LabController.describePipeline

resource-ledgerincomplete

LabController.describeResources

Capture state

Field	Published value
Primary route	`/demos/webgpu-quadtree-planet/`
Cameras	`near, design, far, orbit, horizon, surface, giants`
Seeds	`0x00000001, 0x9e3779b9`
Modes	`final, height, patch-level, transition-mask, derivative-candidate, field-crater-climate, craters, climate`
Capture time	`Not present in the promoted report data`
Adapter identity	`Not promoted`
Raw readback hashes	`Not promoted`

Fixed routes

Kind	Id	Startup state	Status
scenario	`field-crater-climate`	`{"scenario":"field-crater-climate"}`	incomplete
scenario	`cross-face-quadtree`	`{"scenario":"cross-face-quadtree"}`	incomplete
scenario	`balance-and-stitching`	`{"scenario":"balance-and-stitching"}`	incomplete
scenario	`field-atlas`	`{"scenario":"field-atlas"}`	incomplete
scenario	`solid-body-material`	`{"scenario":"solid-body-material"}`	incomplete
scenario	`gas-and-ice-giants`	`{"scenario":"gas-and-ice-giants"}`	incomplete
scenario	`orbit-to-surface`	`{"scenario":"orbit-to-surface"}`	incomplete
mechanism	`field-crater-climate`	`{"scenario":"field-crater-climate","mode":"field-crater-climate"}`	incomplete
mechanism	`cross-face-quadtree`	`{"scenario":"cross-face-quadtree","mode":"patch-level"}`	incomplete
mechanism	`balance-and-stitching`	`{"scenario":"balance-and-stitching","mode":"transition-mask"}`	incomplete
mechanism	`field-atlas`	`{"scenario":"field-atlas","mode":"derivative-candidate"}`	incomplete
mechanism	`solid-body-material`	`{"scenario":"solid-body-material","mode":"final"}`	incomplete
mechanism	`gas-and-ice-giants`	`{"scenario":"gas-and-ice-giants","mode":"final","camera":"giants"}`	incomplete
mechanism	`orbit-to-surface`	`{"scenario":"orbit-to-surface","mode":"final"}`	incomplete
tier	`full`	`{"tier":"full"}`	incomplete
tier	`balanced`	`{"tier":"balanced"}`	incomplete
tier	`reduced-webgpu`	`{"tier":"reduced-webgpu"}`	incomplete

Locked tier contracts

full · incomplete

{
  "targetClass": "Current-adapter correctness trial; performance unmeasured",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "dprCap": {
      "value": 2,
      "unit": "ratio",
      "label": "Authored",
      "source": "quality route"
    }
  },
  "mechanismLimits": {
    "gridSide": {
      "value": 33,
      "unit": "vertices",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.full"
    },
    "maxLevel": {
      "value": 7,
      "unit": "levels",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.full"
    },
    "splitPixelError": {
      "value": 8,
      "unit": "physical pixels",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.full"
    },
    "mergePixelError": {
      "value": 4.5,
      "unit": "physical pixels",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.full"
    }
  },
  "resourceLimits": {
    "atlasTileSide": {
      "value": 33,
      "unit": "core texels",
      "label": "Authored",
      "source": "field atlas full tier"
    },
    "atlasGutter": {
      "value": 4,
      "unit": "base-level texels",
      "label": "Derived",
      "source": "declared warp/filter/derivative/footprint support"
    }
  },
  "degradationFromPrevious": [],
  "preservedInvariants": [
    "native WebGPU",
    "shared field function",
    "2:1 balance",
    "transition masks",
    "single tone/output owner"
  ]
}

balanced · incomplete

{
  "targetClass": "Current-adapter correctness trial; performance unmeasured",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "dprCap": {
      "value": 1.5,
      "unit": "ratio",
      "label": "Authored",
      "source": "quality route"
    }
  },
  "mechanismLimits": {
    "gridSide": {
      "value": 17,
      "unit": "vertices",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.balanced"
    },
    "maxLevel": {
      "value": 6,
      "unit": "levels",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.balanced"
    },
    "splitPixelError": {
      "value": 9,
      "unit": "physical pixels",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.balanced"
    },
    "mergePixelError": {
      "value": 5,
      "unit": "physical pixels",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.balanced"
    }
  },
  "resourceLimits": {
    "atlasTileSide": {
      "value": 17,
      "unit": "core texels",
      "label": "Authored",
      "source": "field atlas balanced tier"
    },
    "atlasGutter": {
      "value": 4,
      "unit": "base-level texels",
      "label": "Derived",
      "source": "declared warp/filter/derivative/footprint support"
    }
  },
  "degradationFromPrevious": [
    "reduce shared-grid side",
    "raise split/merge error thresholds",
    "reduce maximum camera-selected level"
  ],
  "preservedInvariants": [
    "native WebGPU",
    "shared field function",
    "2:1 balance",
    "transition masks",
    "single tone/output owner"
  ]
}

reduced-webgpu · incomplete

{
  "targetClass": "Minimum native-WebGPU resident trial; performance unmeasured",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "dprCap": {
      "value": 1,
      "unit": "ratio",
      "label": "Authored",
      "source": "quality route"
    }
  },
  "mechanismLimits": {
    "gridSide": {
      "value": 17,
      "unit": "vertices",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.reduced-webgpu"
    },
    "maxLevel": {
      "value": 4,
      "unit": "levels",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.reduced-webgpu"
    },
    "splitPixelError": {
      "value": 11,
      "unit": "physical pixels",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.reduced-webgpu"
    },
    "mergePixelError": {
      "value": 6,
      "unit": "physical pixels",
      "label": "Authored",
      "source": "PLANET_TIER_CONFIG.reduced-webgpu"
    }
  },
  "resourceLimits": {
    "atlasTileSide": {
      "value": 17,
      "unit": "core texels",
      "label": "Authored",
      "source": "field atlas reduced tier"
    },
    "atlasGutter": {
      "value": 4,
      "unit": "base-level texels",
      "label": "Derived",
      "source": "declared warp/filter/derivative/footprint support"
    }
  },
  "degradationFromPrevious": [
    "raise split/merge error thresholds",
    "reduce maximum camera-selected level",
    "permit root-level horizon-hidden leaves"
  ],
  "preservedInvariants": [
    "native WebGPU",
    "shared field function",
    "2:1 balance",
    "transition masks",
    "single tone/output owner"
  ]
}

Limitations

No tracked accepted v2 runtime bundle is published for this source hash.
2 required capability records remain incomplete.
3 required runtime-proof records remain incomplete.
No current-hardware performance claim is published without named-adapter timestamp evidence.