kitchen-simulator/lib/components/viewer3d/three-memory-cleaner.js

It is a kitchen simulator (self-contained micro-frontend).

"use strict";

var _typeof = require("@babel/runtime/helpers/typeof");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.disposeObject = disposeObject;
exports.disposeScene = disposeScene;
var Three = _interopRequireWildcard(require("three"));
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function _interopRequireWildcard(e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, "default": e }; if (null === e || "object" != _typeof(e) && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (var _t in e) "default" !== _t && {}.hasOwnProperty.call(e, _t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, _t)) && (i.get || i.set) ? o(f, _t, i) : f[_t] = e[_t]); return f; })(e, t); }
function disposeGeometry(geometry) {
  geometry.dispose();
}
function disposeTexture(texture) {
  if (!texture) {
    return;
  }
  texture.dispose();
}
function disposeMultimaterial(material) {
  if (!(material.isMaterial && !Array.isArray(material))) {
    return;
  }
  material.materials.forEach(function (material) {
    disposeMaterial(material);
  });
}
function disposeMaterial(material) {
  if (!(material instanceof Three.Material)) {
    return;
  }

  // disposeTexture(material.map);
  // material.map = null;
  material.dispose();
}
function disposeMesh(mesh) {
  if (!(mesh instanceof Three.Mesh || mesh instanceof Three.BoxHelper || mesh instanceof Three.LineSegments)) {
    return;
  }
  if (mesh.geometry) {
    disposeGeometry(mesh.geometry);
  }
  // disposeMultimaterial(mesh.material);
  disposeMaterial(mesh.material);
  mesh.geometry = null;
  mesh.material = null;
}
function disposeScene(scene3D) {
  scene3D.traverse(function (child) {
    disposeMesh(child);
    child = null;
  });
}
function disposeObject(object) {
  object.traverse(function (child) {
    disposeMesh(child);
    child = null;
  });
}