@openhps/core/src/three/nodes/utils/Packing.js

Open Hybrid Positioning System - Core component

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.directionToColor = exports.colorToDirection = void 0;
var _TSLBase = require("../tsl/TSLBase.js");
/**
 * Packs a direction vector into a color value.
 *
 * @tsl
 * @function
 * @param {Node<vec3>} node - The direction to pack.
 * @return {Node<vec3>} The color.
 */
const directionToColor = node => (0, _TSLBase.nodeObject)(node).mul(0.5).add(0.5);

/**
 * Unpacks a color value into a direction vector.
 *
 * @tsl
 * @function
 * @param {Node<vec3>} node - The color to unpack.
 * @return {Node<vec3>} The direction.
 */
exports.directionToColor = directionToColor;
const colorToDirection = node => (0, _TSLBase.nodeObject)(node).mul(2.0).sub(1);
exports.colorToDirection = colorToDirection;