# BasicShader ## Import BasicShader is an addon, and must be imported explicitly, see [Installation#Addons](https://threejs.org/manual/#en/installation). ```js import { BasicShader } from 'three/addons/shaders/BasicShader.js'; ``` ## Properties ### .BasicShader : ShaderMaterial~Shader (inner, constant) Simple shader for testing. ## Source [examples/jsm/shaders/BasicShader.js](https://github.com/mrdoob/three.js/blob/master/examples/jsm/shaders/BasicShader.js)