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