{
  "schemaVersion": 1,
  "name": "Blue Moon Valley Jade Dragon distant source-DEM massif",
  "outputs": {
    "high": {
      "url": "/journey-lab-v4/blue-moon/massif-high.glb",
      "bytes": 6190152,
      "sha256": "ad3aa1e9025de0f107e2be3f0d44014293ee3bb7818e56aa46d082ff518de3bb",
      "vertices": 197124,
      "triangles": 379432,
      "primitives": 10,
      "bounds": {
        "min": [
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          -155.38031005859375,
          -2300.0
        ],
        "max": [
          1900.0,
          504.5462341308594,
          1100.0
        ]
      },
      "standardPBR": true,
      "extensions": [
        "KHR_mesh_quantization",
        "EXT_texture_webp"
      ],
      "positionQuantisationMetres": [
        0.5,
        0.0840910390218099,
        0.5
      ]
    },
    "low": {
      "url": "/journey-lab-v4/blue-moon/massif-low.glb",
      "bytes": 1608236,
      "sha256": "3ecccd6d2a718d22429f1e1fe693d1e7278b7df2709e9a51a4884ca9689a0b66",
      "vertices": 49272,
      "triangles": 94484,
      "primitives": 3,
      "bounds": {
        "min": [
          -1900.0,
          -155.40069580078125,
          -2300.0
        ],
        "max": [
          1900.0,
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          1100.0
        ]
      },
      "standardPBR": true,
      "extensions": [
        "KHR_mesh_quantization",
        "EXT_texture_webp"
      ],
      "positionQuantisationMetres": [
        0.5,
        0.0840910390218099,
        0.5
      ]
    }
  },
  "origin": {
    "longitude": 100.24192395,
    "latitude": 27.1293933,
    "elevation": 2905.4138539868386
  },
  "unitsMetres": 5,
  "sceneBounds": {
    "x": [
      -1900.0,
      1900.0
    ],
    "z": [
      -2300.0,
      1100.0
    ]
  },
  "nearCutout": {
    "cellCentreX": [
      -319,
      319
    ],
    "cellCentreZ": [
      -399,
      279
    ],
    "overlappingNearMesh": {
      "x": [
        -345,
        345
      ],
      "z": [
        -425,
        305
      ]
    }
  },
  "integration": "Replace real-dem-surrounding-massif with this GLB at identity transform; retain authored-near-shore-dem-transition. Do not overlay both far meshes. Shared authored near envelope is copied numerically; central overlap covers boundary grid steps. The outer edge has a 150m downward skirt.",
  "summit": {
    "sourcePoint": {
      "longitude": 100.17650130548303,
      "latitude": 27.098433420365534
    },
    "scenePoint": [
      -12.454208194529395,
      504.54623310887354,
      -1467.9975917757176
    ],
    "sourceElevationMeters": 5428.14501953125,
    "assetElevationMeters": 5428.145019531206,
    "deltaMeters": -4.3655745685100555e-11
  },
  "geometry": {
    "coarseEnvelope": "Original 384\u00d7384 lijiang-dem.f32, unmodified, bilinear at WGS84 location. Original source maximum explicitly inserted into both LOD axes.",
    "nativeResidual": "Cached zoom11 Terrarium (~68m pixels) minus coarse DEM, clipped \u00b112m and faded to zero above5370m, below3420m and inside radius620 local units.",
    "artisticRelief": "Three nonperiodic, warped ridged/faceted/stratified fields; at most24m vertical displacement, multiplied by same geographic/altitude mask. New fractures are artistic, not measured site detail.",
    "verticalExaggeration": 1,
    "nearEnvelope": "Shared authored shoreline envelope; no central corridor cap or excavation. Original source height after the radius270..620 transition."
  },
  "materials": {
    "type": "glTF2 metallic-roughness PBR, embedded WebP, KHR_mesh_quantization; smooth mesh normals and tangent-space normal atlas",
    "atlasHigh": 2048,
    "atlasLow": 1024,
    "albedo": "Generic CC0 rock_face_03 triplanar luminance, interpreted limestone palette, irregular rock strata/cavity contrast, slope/history constrained snow and low forest zones",
    "snow": "Broad historical February2025 satellite classification reinterpreted into exposed rock faces and snow ledges. Artistic material; not measured contemporary snow cover.",
    "rockScale": "275m artistic triplanar repeat; native scan is not site-specific or represented at surveyed physical scale",
    "bakedFog": false,
    "bakedSunlight": false,
    "mapResolutions": {
      "high": {
        "albedo": 2048,
        "normal": 1024,
        "orm": 512
      },
      "low": {
        "albedo": 1024,
        "normal": 512,
        "orm": 256
      }
    }
  },
  "provenance": {
    "elevationMetadata": "/journey-lab-v2/geography/lijiang-dem.json",
    "elevationSha256": "606cab3bdde29298b1863158efbe9f9cecadadb205f065966e806f5167cae023",
    "nativeTiles": "/journey-lab-v2/geography/source-tiles/11-*.png with provenance JSON",
    "rock": "/world/materials/manifest.json",
    "snowClassification": "/journey-lab-v2/geography/lijiang-sentinel-color.json"
  },
  "attribution": [
    "Terrain: Mapzen / Tilezen; USGS SRTM and GMTED2010 public-domain elevation.",
    "Rock Face03: Poly Haven, CC0-1.0, https://polyhaven.com/a/rock_face_03",
    "Contains modified Copernicus Sentinel data2025. Historical2025-02-05 broad material classification.",
    "Procedural fractures, material palette and shoreline transition: project authored."
  ],
  "limitations": [
    "Not a photogrammetric reconstruction, measured fine geology, live snow observation, or navigational/survey model.",
    "High-frequency geometry is explicitly artistic. Original DEM coarse mountain heights, geolocation, orientation and scale retained.",
    "Asset replaces only the far patch; authored lake, trees and local rocks remain separate 3D geometry."
  ],
  "elapsedSeconds": 12.3
}