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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 | 3x 3x 3x 3x 3x 3x 3x 3x 1x 9x 1x 5x 5x 4x 4x | import Check from "../../../../Core/Check.js";
/**
* @typedef {object} PpeTexture.ConstructorOptions
*
* Initialization options for the PpeTexture constructor
*
* @property {PpeMetadata} traits The traits that indicate which data is stored in this texture
* @property {number} index The index of the texture inside the glTF textures array
* @property {number|undefined} [texCoord] The optional set index for the TEXCOORD attribute
* @property {number|undefined} [noData] The value to represent missing data
* @property {number|undefined} [offset] An offset to apply to property values.
* @property {number|undefined} [scale] A scale to apply to property values.
*/
/**
* PPE (Per-Point Error) texture in `NGA_gpm_local`.
*
* This reflects the `ppeTexture` definition of the
* {@link https://nsgreg.nga.mil/csmwg.jsp|NGA_gpm_local} glTF extension.
*
* This is a valid glTF `TextureInfo` object (with a required `index`
* and an optional `texCoord)`, with additional properties that
* describe the structure of the metdata that is stored in the texture.
*
* @constructor
* @param {PpeTexture.ConstructorOptions} options An object describing initialization options
*
* @private
*/
function PpeTexture(options) {
//>>includeStart('debug', pragmas.debug);
Check.typeOf.object("options.traits", options.traits);
Check.typeOf.number.greaterThanOrEquals("options.index", options.index, 0);
//>>includeEnd('debug');
this._traits = options.traits;
this._noData = options.noData;
this._offset = options.offset;
this._scale = options.scale;
this._index = options.index;
this._texCoord = options.texCoord;
}
Object.defineProperties(PpeTexture.prototype, {
/**
* The data contained here applies to this node and corresponding
* texture.
*
* @memberof PpeTexture.prototype
* @type {PpeMetadata}
* @readonly
*/
traits: {
get: function () {
return this._traits;
},
},
/**
* A value to represent missing data - also known as a sentinel value -
* wherever it appears.
*
* @memberof PpeTexture.prototype
* @type {number|undefined}
* @readonly
*/
noData: {
get: function () {
return this._noData;
},
},
/**
* An offset to apply to property values.
*
* @memberof PpeTexture.prototype
* @type {number|undefined}
* @readonly
*/
offset: {
get: function () {
return this._offset;
},
},
/**
* An scale to apply to property values.
*
* @memberof PpeTexture.prototype
* @type {number|undefined}
* @readonly
*/
scale: {
get: function () {
return this._scale;
},
},
/**
* The index of the texture
*
* @memberof PpeTexture.prototype
* @type {number}
* @readonly
*/
index: {
get: function () {
return this._index;
},
},
/**
* The set index of texture's TEXCOORD attribute used for texture coordinate mapping.
*
* @memberof PpeTexture.prototype
* @type {number|undefined}
* @readonly
*/
texCoord: {
get: function () {
return this._texCoord;
},
},
});
export default PpeTexture;
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