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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 | 1075x 1075x 1075x 1075x 1075x 1075x 1075x | import Frozen from "./Frozen.js";
/**
* Attributes, which make up a geometry's vertices. Each property in this object corresponds to a
* {@link GeometryAttribute} containing the attribute's data.
* <p>
* Attributes are always stored non-interleaved in a Geometry.
* </p>
*
* @alias GeometryAttributes
* @constructor
*/
function GeometryAttributes(options) {
options = options ?? Frozen.EMPTY_OBJECT;
/**
* The 3D position attribute.
* <p>
* 64-bit floating-point (for precision). 3 components per attribute.
* </p>
*
* @type {GeometryAttribute|undefined}
*
* @default undefined
*/
this.position = options.position;
/**
* The normal attribute (normalized), which is commonly used for lighting.
* <p>
* 32-bit floating-point. 3 components per attribute.
* </p>
*
* @type {GeometryAttribute|undefined}
*
* @default undefined
*/
this.normal = options.normal;
/**
* The 2D texture coordinate attribute.
* <p>
* 32-bit floating-point. 2 components per attribute
* </p>
*
* @type {GeometryAttribute|undefined}
*
* @default undefined
*/
this.st = options.st;
/**
* The bitangent attribute (normalized), which is used for tangent-space effects like bump mapping.
* <p>
* 32-bit floating-point. 3 components per attribute.
* </p>
*
* @type {GeometryAttribute|undefined}
*
* @default undefined
*/
this.bitangent = options.bitangent;
/**
* The tangent attribute (normalized), which is used for tangent-space effects like bump mapping.
* <p>
* 32-bit floating-point. 3 components per attribute.
* </p>
*
* @type {GeometryAttribute|undefined}
*
* @default undefined
*/
this.tangent = options.tangent;
/**
* The color attribute.
* <p>
* 8-bit unsigned integer. 4 components per attribute.
* </p>
*
* @type {GeometryAttribute|undefined}
*
* @default undefined
*/
this.color = options.color;
}
export default GeometryAttributes;
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