# FOG_EXP

Variable · category: Graphics

Source: https://github.com/playcanvas/engine/blob/970d89f6d3bc6667f4e1f88153abd6e7e82ed52c/src/scene/constants.js#L119

Fog rises according to an exponential curve controlled by a density value.

```ts
const FOG_EXP: "exp" = 'exp'
```