text: import { MaterialLoader } from 'three'
  
  class NodeMaterialLoader extends MaterialLoader {
    constructor(manager) {
      super(manager)
  
      this.nodes = {}
    }
  
    parse(json) {
      const material = super.parse(json)
  
      const nodes = this.nodes
      const inputNodes = json.inputNodes
  
      for (const property in inputNodes) {
        const uuid = inputNodes[property]
  
        material[property] = nodes[uuid]
      }
  
      return material
    }
  
    setNodes(value) {
      this.nodes = value
  
      return this
    }
  }
  
  export default NodeMaterialLoader
  