Method constructor

js/meshIndex.js:31–40

* @param {number} quant – grid multiplier (e.g. 1e5 → 10 µm cells) * @param {number} expected – expected number of unique points (sizing hint)

(quant, expected = 256)

 */

export class QuantizedPointMap {
  /**
   * @param {number} quant     – grid multiplier (e.g. 1e5 → 10 µm cells)
   * @param {number} expected  – expected number of unique points (sizing hint)
   */
  constructor(quant, expected = 256) {
    this.quant = quant;
    /** true when the last getOrSet() inserted a new key */
    this.inserted = false;
    this._size = 0;
    let cap = 16;
    const target = Math.max(16, Math.ceil(expected / 0.6));
    while (cap < target) cap *= 2;