Three.js WebGPU Skill Pack

incomplete

Native WebGPU Weather Volume Clouds

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-weather-volume-clouds
Kind: Canonical Lab
Owning skill: Volumetric Clouds
Execution: rendering
Three.js: 0.185.1
Source hash: sha256:50a74f5d8cd0ddf23a08dfb672a684edfb6d5d7f421596124e677ddfd8395d31
Published bundle hash: sha256:6a0fcb3407b4e9c5a195b50048c0e48eff29d70ad474cc5b4b2da0ec6c8e922d
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.

storage-texturesincomplete

No capability evidence is recorded.

Runtime proof

backend-is-webgpuincomplete

No runtime evidence is recorded.

bounded-compute-dispatchincomplete

No runtime evidence is recorded.

metric-r32f-depth-readbackincomplete

No runtime evidence is recorded.

temporal-disocclusion-rejectionincomplete

No runtime evidence is recorded.

current-adapter-gpu-timestampsincomplete

No runtime evidence is recorded.

Capture state

Field	Published value
Primary route	`/demos/webgpu-weather-volume-clouds/`
Cameras	`near, design, far`
Seeds	`0x00000001, 0x9e3779b9`
Modes	`final, density, ray-near-far, sample-counts, sun-optical-depth, cloud-shadow, transmittance, representative-depth, velocity, history-uv, variance-bounds, history-rejection, upsample-depth-weights, storage-budget`
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	`spherical-shell`	`{"scenario":"spherical-shell","mode":"final"}`	incomplete
scenario	`planar-slab`	`{"scenario":"planar-slab","mode":"final"}`	incomplete
scenario	`obb-cloud-bank`	`{"scenario":"obb-cloud-bank","mode":"final"}`	incomplete
scenario	`atmosphere-composition`	`{"scenario":"spherical-shell","mode":"final"}`	incomplete
mechanism	`flagship-transport`	`{"mode":"final"}`	incomplete
mechanism	`density-and-bounds`	`{"mode":"ray-near-far"}`	incomplete
mechanism	`cloud-shadows`	`{"mode":"cloud-shadow"}`	incomplete
mechanism	`temporal-and-upsample`	`{"mode":"history-rejection"}`	incomplete
mechanism	`tier-benchmark`	`{"mode":"storage-budget"}`	incomplete
mechanism	`atmosphere-composition`	`{"mode":"final"}`	incomplete
mechanism	`failure-diagnostics`	`{"mode":"sample-counts"}`	incomplete
tier	`ultra`	`{"tier":"ultra"}`	incomplete
tier	`high`	`{"tier":"high"}`	incomplete
tier	`default`	`{"tier":"default"}`	incomplete
tier	`mobile`	`{"tier":"mobile"}`	incomplete

Locked tier contracts

ultra · incomplete

{
  "targetClass": "current-adapter-unmeasured",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "linearScale": 0.5
  },
  "mechanismLimits": {
    "primarySteps": 160,
    "lightSteps": 8,
    "shadowCascades": 3,
    "shadowResolution": 1024
  },
  "resourceLimits": {
    "representativeDepth": "R32F",
    "cloudHistory": "RGBA16F"
  },
  "degradationFromPrevious": [],
  "preservedInvariants": [
    "bounded-domain-march",
    "beer-lambert-transfer",
    "advected-temporal-history",
    "single-output-owner"
  ]
}

high · incomplete

{
  "targetClass": "current-adapter-unmeasured",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "linearScale": 0.5
  },
  "mechanismLimits": {
    "primarySteps": 96,
    "lightSteps": 6,
    "shadowCascades": 3,
    "shadowResolution": 512
  },
  "resourceLimits": {
    "representativeDepth": "R32F",
    "cloudHistory": "RGBA16F"
  },
  "degradationFromPrevious": [
    "fewer primary and light samples",
    "lower shadow resolution"
  ],
  "preservedInvariants": [
    "bounded-domain-march",
    "beer-lambert-transfer",
    "advected-temporal-history",
    "single-output-owner"
  ]
}

default · incomplete

{
  "targetClass": "current-adapter-unmeasured",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "linearScale": 0.25
  },
  "mechanismLimits": {
    "primarySteps": 64,
    "lightSteps": 4,
    "shadowCascades": 2,
    "shadowResolution": 384
  },
  "resourceLimits": {
    "representativeDepth": "R32F",
    "cloudHistory": "RGBA16F"
  },
  "degradationFromPrevious": [
    "quarter-linear cloud grid",
    "fewer light samples",
    "two shadow cascades"
  ],
  "preservedInvariants": [
    "bounded-domain-march",
    "beer-lambert-transfer",
    "advected-temporal-history",
    "single-output-owner"
  ]
}

mobile · incomplete

{
  "targetClass": "mobile-class-unmeasured",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "linearScale": 0.25
  },
  "mechanismLimits": {
    "primarySteps": 32,
    "lightSteps": 2,
    "shadowCascades": 1,
    "shadowResolution": 256
  },
  "resourceLimits": {
    "representativeDepth": "R32F",
    "cloudHistory": "RGBA16F"
  },
  "degradationFromPrevious": [
    "fewer primary and light samples",
    "disable unresolved detail",
    "one shadow cascade"
  ],
  "preservedInvariants": [
    "bounded-domain-march",
    "beer-lambert-transfer",
    "advected-temporal-history",
    "single-output-owner"
  ]
}

Limitations

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