@polygonjs/polygonjs/dist/src/engine/scene/utils/GraphNodesController.js

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

"use strict";
import { ref } from "@vue/reactivity";
export class GraphNodesController {
  constructor(scene) {
    this.scene = scene;
    this._graphNodeIdByPath = /* @__PURE__ */ new Map();
    this._pathByGraphNodeId = /* @__PURE__ */ new Map();
  }
  notifyNodePathChanged(node) {
    var _a;
    this._notifyGraphNodePathChanged(node);
    const params = node.params.all;
    for (const param of params) {
      this.notifyParamPathChanged(param);
    }
    (_a = node.childrenController) == null ? void 0 : _a.traverseChildren((child) => {
      this._notifyGraphNodePathChanged(child);
    });
  }
  notifyParamPathChanged(param) {
    this._notifyGraphNodePathChanged(param);
  }
  _notifyGraphNodePathChanged(node) {
    const id = node.graphNodeId();
    const newPath = node.path();
    const previousPath = this._pathByGraphNodeId.get(id);
    if (previousPath != null) {
      const _ref2 = this._graphNodeIdByPath.get(previousPath);
      if (_ref2) {
        _ref2.value = null;
      }
    }
    if (node.disposed()) {
      return;
    }
    const _ref = this._findOrCreateRef(newPath);
    _ref.value = id;
    this._pathByGraphNodeId.set(id, newPath);
  }
  pathRef(path) {
    return this._findOrCreateRef(path);
  }
  _findOrCreateRef(path) {
    let _ref = this._graphNodeIdByPath.get(path);
    if (!_ref) {
      _ref = ref(null);
      this._graphNodeIdByPath.set(path, _ref);
    }
    return _ref;
  }
}