@polygonjs/polygonjs/dist/src/engine/functions/_GetChildrenAttributes.js

node-based WebGL 3D engine https://polygonjs.com

"use strict";
import { ThreejsCoreObject } from "../../core/geometry/modules/three/ThreejsCoreObject";
import { ObjectNamedFunction3 } from "./_Base";
import { _dummyReadAttributeRefVal } from "../../core/reactivity/ObjectAttributeReactivity";
import { getOrCreateObjectAttributeRef } from "../../core/reactivity/ObjectAttributeReactivityCreateRef";
import { _matchArrayLengthWithType } from "./_ArrayUtils";
import { getObjectChildrenCountRef } from "../../core/reactivity/ObjectHierarchyReactivity";
import { dummyReadRefVal } from "./_Param";
export class getChildrenAttributes extends ObjectNamedFunction3 {
  static type() {
    return "getChildrenAttributes";
  }
  func(object3D, attribName, type, values) {
    dummyReadRefVal(getObjectChildrenCountRef(object3D).value);
    _matchArrayLengthWithType(object3D.children, values, type);
    let i = 0;
    const children = object3D.children;
    for (let child of children) {
      const _refs = getOrCreateObjectAttributeRef(child, attribName, type);
      const currentValue = ThreejsCoreObject.attribValue(child, attribName);
      const value = currentValue != null ? currentValue : _refs.current.value;
      _dummyReadAttributeRefVal(_refs.current.value);
      values[i] = value;
      i++;
    }
    return values;
  }
}