@openhps/core/src/three/nodes/accessors/Arrays.js

Open Hybrid Positioning System - Core component

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.instancedArray = exports.attributeArray = void 0;
var _StorageInstancedBufferAttribute = _interopRequireDefault(require("../../renderers/common/StorageInstancedBufferAttribute.js"));
var _StorageBufferAttribute = _interopRequireDefault(require("../../renderers/common/StorageBufferAttribute.js"));
var _StorageBufferNode = require("./StorageBufferNode.js");
var _NodeUtils = require("../core/NodeUtils.js");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
 * TSL function for creating a storage buffer node with a configured `StorageBufferAttribute`.
 *
 * @tsl
 * @function
 * @param {number|TypedArray} count - The data count. It is also valid to pass a typed array as an argument.
 * @param {string|Struct} [type='float'] - The data type.
 * @returns {StorageBufferNode}
 */
const attributeArray = (count, type = 'float') => {
  let itemSize, typedArray;
  if (type.isStruct === true) {
    itemSize = type.layout.getLength();
    typedArray = (0, _NodeUtils.getTypedArrayFromType)('float');
  } else {
    itemSize = (0, _NodeUtils.getLengthFromType)(type);
    typedArray = (0, _NodeUtils.getTypedArrayFromType)(type);
  }
  const buffer = new _StorageBufferAttribute.default(count, itemSize, typedArray);
  const node = (0, _StorageBufferNode.storage)(buffer, type, count);
  return node;
};

/**
 * TSL function for creating a storage buffer node with a configured `StorageInstancedBufferAttribute`.
 *
 * @tsl
 * @function
 * @param {number|TypedArray} count - The data count. It is also valid to pass a typed array as an argument.
 * @param {string|Struct} [type='float'] - The data type.
 * @returns {StorageBufferNode}
 */
exports.attributeArray = attributeArray;
const instancedArray = (count, type = 'float') => {
  let itemSize, typedArray;
  if (type.isStruct === true) {
    itemSize = type.layout.getLength();
    typedArray = (0, _NodeUtils.getTypedArrayFromType)('float');
  } else {
    itemSize = (0, _NodeUtils.getLengthFromType)(type);
    typedArray = (0, _NodeUtils.getTypedArrayFromType)(type);
  }
  const buffer = new _StorageInstancedBufferAttribute.default(count, itemSize, typedArray);
  const node = (0, _StorageBufferNode.storage)(buffer, type, count);
  return node;
};
exports.instancedArray = instancedArray;