@openhps/core/src/three/geometries/DodecahedronGeometry.js

Open Hybrid Positioning System - Core component

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.DodecahedronGeometry = void 0;
var _PolyhedronGeometry = require("./PolyhedronGeometry.js");
/**
 * A geometry class for representing a dodecahedron.
 *
 * ```js
 * const geometry = new THREE.DodecahedronGeometry();
 * const material = new THREE.MeshBasicMaterial( { color: 0xffff00 } );
 * const dodecahedron = new THREE.Mesh( geometry, material );
 * scene.add( dodecahedron );
 * ```
 *
 * @augments PolyhedronGeometry
 */
class DodecahedronGeometry extends _PolyhedronGeometry.PolyhedronGeometry {
  /**
   * Constructs a new dodecahedron geometry.
   *
   * @param {number} [radius=1] - Radius of the dodecahedron.
   * @param {number} [detail=0] - Setting this to a value greater than `0` adds vertices making it no longer a dodecahedron.
   */
  constructor(radius = 1, detail = 0) {
    const t = (1 + Math.sqrt(5)) / 2;
    const r = 1 / t;
    const vertices = [
    // (±1, ±1, ±1)
    -1, -1, -1, -1, -1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, 1, 1,
    // (0, ±1/φ, ±φ)
    0, -r, -t, 0, -r, t, 0, r, -t, 0, r, t,
    // (±1/φ, ±φ, 0)
    -r, -t, 0, -r, t, 0, r, -t, 0, r, t, 0,
    // (±φ, 0, ±1/φ)
    -t, 0, -r, t, 0, -r, -t, 0, r, t, 0, r];
    const indices = [3, 11, 7, 3, 7, 15, 3, 15, 13, 7, 19, 17, 7, 17, 6, 7, 6, 15, 17, 4, 8, 17, 8, 10, 17, 10, 6, 8, 0, 16, 8, 16, 2, 8, 2, 10, 0, 12, 1, 0, 1, 18, 0, 18, 16, 6, 10, 2, 6, 2, 13, 6, 13, 15, 2, 16, 18, 2, 18, 3, 2, 3, 13, 18, 1, 9, 18, 9, 11, 18, 11, 3, 4, 14, 12, 4, 12, 0, 4, 0, 8, 11, 9, 5, 11, 5, 19, 11, 19, 7, 19, 5, 14, 19, 14, 4, 19, 4, 17, 1, 12, 14, 1, 14, 5, 1, 5, 9];
    super(vertices, indices, radius, detail);
    this.type = 'DodecahedronGeometry';

    /**
     * Holds the constructor parameters that have been
     * used to generate the geometry. Any modification
     * after instantiation does not change the geometry.
     *
     * @type {Object}
     */
    this.parameters = {
      radius: radius,
      detail: detail
    };
  }

  /**
   * Factory method for creating an instance of this class from the given
   * JSON object.
   *
   * @param {Object} data - A JSON object representing the serialized geometry.
   * @return {DodecahedronGeometry} A new instance.
   */
  static fromJSON(data) {
    return new DodecahedronGeometry(data.radius, data.detail);
  }
}
exports.DodecahedronGeometry = DodecahedronGeometry;