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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | 1x | /**
* An enum of built-in semantics.
*
* @enum MetadataSemantic
*
* @private
* @experimental This feature is using part of the 3D Tiles spec that is not final and is subject to change without Cesium's standard deprecation policy.
* @see {@link https://github.com/CesiumGS/3d-tiles/tree/main/specification/Metadata/Semantics|3D Metadata Semantic Reference}
*/
const MetadataSemantic = {
/**
* A unique identifier, stored as a <code>STRING</code>.
*
* @type {string}
* @constant
* @private
*/
ID: "ID",
/**
* A name, stored as a <code>STRING</code>. This does not have to be unique.
*
* @type {string}
* @constant
* @private
*/
NAME: "NAME",
/**
* A description, stored as a <code>STRING</code>.
*
* @type {string}
* @constant
* @private
*/
DESCRIPTION: "DESCRIPTION",
/**
* The number of tiles in a tileset, stored as a <code>UINT64</code>.
*
* @type {string}
* @constant
* @private
*/
TILESET_TILE_COUNT: "TILESET_TILE_COUNT",
/**
* A bounding box for a tile, stored as an array of 12 <code>FLOAT32</code> or <code>FLOAT64</code> components. The components are the same format as for <code>boundingVolume.box</code> in 3D Tiles 1.0. This semantic is used to provide a tighter bounding volume than the one implicitly calculated in implicit tiling.
*
* @type {string}
* @constant
* @private
*/
TILE_BOUNDING_BOX: "TILE_BOUNDING_BOX",
/**
* A bounding region for a tile, stored as an array of 6 <code>FLOAT64</code> components. The components are <code>[west, south, east, north, minimumHeight, maximumHeight]</code>. This semantic is used to provide a tighter bounding volume than the one implicitly calculated in implicit tiling.
*
* @type {string}
* @constant
* @private
*/
TILE_BOUNDING_REGION: "TILE_BOUNDING_REGION",
/**
* A bounding sphere for a tile, stored as an array of 4 <code>FLOAT32</code> or <code>FLOAT64</code> components. The components are <code>[centerX, centerY, centerZ, radius]</code>. This semantic is used to provide a tighter bounding volume than the one implicitly calculated in implicit tiling.
*
* @type {string}
* @constant
* @private
*/
TILE_BOUNDING_SPHERE: "TILE_BOUNDING_SPHERE",
/**
* The minimum height of a tile above (or below) the ellipsoid, stored as a <code>FLOAT32</code> or a <code>FLOAT64</code>. This semantic is used to tighten bounding regions implicitly calculated in implicit tiling.
*
* @type {string}
* @constant
* @private
*/
TILE_MINIMUM_HEIGHT: "TILE_MINIMUM_HEIGHT",
/**
* The maximum height of a tile above (or below) the ellipsoid, stored as a <code>FLOAT32</code> or a <code>FLOAT64</code>. This semantic is used to tighten bounding regions implicitly calculated in implicit tiling.
*
* @type {string}
* @constant
* @private
*/
TILE_MAXIMUM_HEIGHT: "TILE_MAXIMUM_HEIGHT",
/**
* The horizon occlusion point for a tile, stored as an <code>VEC3</code> of <code>FLOAT32</code> or <code>FLOAT64</code> components.
*
* @see {@link https://cesium.com/blog/2013/04/25/horizon-culling/|Horizon Culling}
*
* @type {string}
* @constant
* @private
*/
TILE_HORIZON_OCCLUSION_POINT: "TILE_HORIZON_OCCLUSION_POINT",
/**
* The geometric error for a tile, stored as a <code>FLOAT32</code> or a <code>FLOAT64</code>. This semantic is used to override the geometric error implicitly calculated in implicit tiling.
*
* @type {string}
* @constant
* @private
*/
TILE_GEOMETRIC_ERROR: "TILE_GEOMETRIC_ERROR",
/**
* A bounding box for the content of a tile, stored as an array of 12 <code>FLOAT32</code> or <code>FLOAT64</code> components. The components are the same format as for <code>boundingVolume.box</code> in 3D Tiles 1.0. This semantic is used to provide a tighter bounding volume than the one implicitly calculated in implicit tiling.
*
* @type {string}
* @constant
* @private
*/
CONTENT_BOUNDING_BOX: "CONTENT_BOUNDING_BOX",
/**
* A bounding region for the content of a tile, stored as an array of 6 <code>FLOAT64</code> components. The components are <code>[west, south, east, north, minimumHeight, maximumHeight]</code>. This semantic is used to provide a tighter bounding volume than the one implicitly calculated in implicit tiling.
*
* @type {string}
* @constant
* @private
*/
CONTENT_BOUNDING_REGION: "CONTENT_BOUNDING_REGION",
/**
* A bounding sphere for the content of a tile, stored as an array of 4 <code>FLOAT32</code> or <code>FLOAT64</code> components. The components are <code>[centerX, centerY, centerZ, radius]</code>. This semantic is used to provide a tighter bounding volume than the one implicitly calculated in implicit tiling.
*
* @type {string}
* @constant
* @private
*/
CONTENT_BOUNDING_SPHERE: "CONTENT_BOUNDING_SPHERE",
/**
* The minimum height of the content of a tile above (or below) the ellipsoid, stored as a <code>FLOAT32</code> or a <code>FLOAT64</code>
*
* @type {string}
* @constant
* @private
*/
CONTENT_MINIMUM_HEIGHT: "CONTENT_MINIMUM_HEIGHT",
/**
* The maximum height of the content of a tile above (or below) the ellipsoid, stored as a <code>FLOAT32</code> or a <code>FLOAT64</code>
*
* @type {string}
* @constant
* @private
*/
CONTENT_MAXIMUM_HEIGHT: "CONTENT_MAXIMUM_HEIGHT",
/**
* The horizon occlusion point for the content of a tile, stored as an <code>VEC3</code> of <code>FLOAT32</code> or <code>FLOAT64</code> components.
*
* @see {@link https://cesium.com/blog/2013/04/25/horizon-culling/|Horizon Culling}
*
* @type {string}
* @constant
* @private
*/
CONTENT_HORIZON_OCCLUSION_POINT: "CONTENT_HORIZON_OCCLUSION_POINT",
};
export default Object.freeze(MetadataSemantic);
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