Three.js WebGPU Skill Pack

incomplete

WebGPU Bounded Water

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-bounded-water
Kind: Canonical Lab
Owning skill: Water Optics
Execution: rendering
Three.js: 0.185.1
Source hash: sha256:fb027f0dee11f916fabf2fb8147509a5c9829ad57b41b514bfc0a7e63551690d
Published bundle hash: sha256:19e5dd8c822cdc71f169d37c3c09dfef6e35ccd552ee984e74540be9e0667e95
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

No capability evidence is recorded.

Runtime proof

backend-is-webgpuincomplete

No runtime evidence is recorded.

heightfield-readbackincomplete

No runtime evidence is recorded.

receiver-caustic-energy-readbackincomplete

No runtime evidence is recorded.

opaque-color-depth-without-waterincomplete

No runtime evidence is recorded.

gpu-mutation-probesincomplete

No runtime evidence is recorded.

render-target-readbackincomplete

No runtime evidence is recorded.

Capture state

Field	Published value
Primary route	`/demos/webgpu-bounded-water/`
Cameras	`near, design, far`
Seeds	`0x00000001, 0x9e3779b9`
Modes	`final, height, velocity, normals, caustics, fresnel-and-tir, absorption, optical-transport-unavailable`
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	`interactive-bounded-pool`	`{"scenario":"interactive-bounded-pool"}`	incomplete
mechanism	`heightfield-simulation`	`{"mechanism":"heightfield-simulation"}`	incomplete
mechanism	`drops-and-object-ripples`	`{"mechanism":"drops-and-object-ripples"}`	incomplete
mechanism	`differential-caustics`	`{"mechanism":"differential-caustics"}`	incomplete
mechanism	`refraction-and-absorption`	`{"mechanism":"refraction-and-absorption"}`	incomplete
mechanism	`fresnel-and-tir`	`{"mechanism":"fresnel-and-tir"}`	incomplete
mechanism	`buoyancy-spray-and-masks`	`{"mechanism":"buoyancy-spray-and-masks"}`	incomplete
tier	`ultra`	`{"tier":"ultra"}`	incomplete
tier	`high`	`{"tier":"high"}`	incomplete
tier	`medium`	`{"tier":"medium"}`	incomplete
tier	`low`	`{"tier":"low"}`	incomplete

Locked tier contracts

ultra · incomplete

{
  "targetClass": "unmeasured-current-adapter",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "simulationResolution": 512,
    "meshSegments": 192,
    "dpr": 1
  },
  "mechanismLimits": {
    "maxSubsteps": 4,
    "analyticBands": 5,
    "microBands": 4
  },
  "resourceLimits": {
    "derivedPersistentGpuBytes": 9437344,
    "eventSnapshotBytes": 64,
    "gpuProbeBytes": 64
  },
  "degradationFromPrevious": [],
  "preservedInvariants": [
    "anisotropic CFL ≤ 0.85",
    "fixed-step event semantics",
    "exact analytic+heightfield differential",
    "side-aware exact Fresnel",
    "source-driven receiver deposition"
  ]
}

high · incomplete

{
  "targetClass": "unmeasured-current-adapter",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "simulationResolution": 256,
    "meshSegments": 128,
    "dpr": 1
  },
  "mechanismLimits": {
    "maxSubsteps": 3,
    "analyticBands": 4,
    "microBands": 3
  },
  "resourceLimits": {
    "derivedPersistentGpuBytes": 2359456,
    "eventSnapshotBytes": 64,
    "gpuProbeBytes": 64
  },
  "degradationFromPrevious": [
    "simulation 512→256",
    "mesh 192→128",
    "max substeps 4→3",
    "analytic bands 5→4",
    "micro bands 4→3"
  ],
  "preservedInvariants": [
    "anisotropic CFL ≤ 0.85",
    "fixed-step event semantics",
    "exact analytic+heightfield differential",
    "side-aware exact Fresnel",
    "source-driven receiver deposition"
  ]
}

medium · incomplete

{
  "targetClass": "unmeasured-current-adapter",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "simulationResolution": 192,
    "meshSegments": 96,
    "dpr": 1
  },
  "mechanismLimits": {
    "maxSubsteps": 3,
    "analyticBands": 3,
    "microBands": 2
  },
  "resourceLimits": {
    "derivedPersistentGpuBytes": 1327264,
    "eventSnapshotBytes": 64,
    "gpuProbeBytes": 64
  },
  "degradationFromPrevious": [
    "simulation 256→192",
    "mesh 128→96",
    "analytic bands 4→3",
    "micro bands 3→2"
  ],
  "preservedInvariants": [
    "anisotropic CFL ≤ 0.85",
    "fixed-step event semantics",
    "exact analytic+heightfield differential",
    "side-aware exact Fresnel",
    "source-driven receiver deposition"
  ]
}

low · incomplete

{
  "targetClass": "unmeasured-current-adapter",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "simulationResolution": 96,
    "meshSegments": 48,
    "dpr": 1
  },
  "mechanismLimits": {
    "maxSubsteps": 2,
    "analyticBands": 2,
    "microBands": 0
  },
  "resourceLimits": {
    "derivedPersistentGpuBytes": 331936,
    "eventSnapshotBytes": 64,
    "gpuProbeBytes": 64
  },
  "degradationFromPrevious": [
    "simulation 192→96",
    "mesh 96→48",
    "max substeps 3→2",
    "analytic bands 3→2",
    "micro bands 2→0"
  ],
  "preservedInvariants": [
    "anisotropic CFL ≤ 0.85",
    "fixed-step event semantics",
    "exact analytic+heightfield differential",
    "side-aware exact Fresnel",
    "source-driven receiver deposition"
  ]
}

Limitations

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