# SHADERPASS_AO

Variable · category: Graphics

Source: https://github.com/playcanvas/engine/blob/f059dc005842f76e052cdf44d8370c8c7ec475ac/src/scene/constants.js#L907

Shader used for debug rendering of ao.

```ts
const SHADERPASS_AO: "debug_ao" = 'debug_ao'
```