function createDefaultMaterial(cache) {
  if (cache['DefaultMaterial'] === undefined) {
    cache['DefaultMaterial'] = new three__WEBPACK_IMPORTED_MODULE_0__.MeshStandardMaterial({
      color: 0xFFFFFF,
      emissive: 0x000000,
      metalness: 1,
      roughness: 1,
      transparent: false,
      depthTest: true,
      side: three__WEBPACK_IMPORTED_MODULE_0__.FrontSide
    });
  }
  return cache['DefaultMaterial'];
}
Specification: https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#default-material

@param {Object<String, Material>} cache
@return {Material}