# Custom postprocesses program

**URL:** <https://forum.babylonjs.com/t/custom-postprocesses-program/37690>\
**Category:** Questions\
**Created:** [January 28, 2023, 6:47am UTC](https://forum.babylonjs.com/t/custom-postprocesses-program/37690 "2023-01-28T06:47:39Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ZoeLeee](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/zoeleee/32/20340_2.png) [@ZoeLeee](https://forum.babylonjs.com/u/ZoeLeee)\
**Post date:** [January 28, 2023, 6:47am UTC](https://forum.babylonjs.com/t/custom-postprocesses-program/37690/1 "2023-01-28T06:47:39Z")

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> **[Babylon.js Playground](https://playground.babylonjs.com/#Z6Z7KA%236)**
>
> Babylon.js playground is a live editor for Babylon.js WebGL 3D scenes

I’m a shader beginner, trying to make a post effect of a light-swept scene, but it doesn’t work.

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**Author:** ![Evgeni\_Popov](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/evgeni_popov/32/4432_2.png) [@Evgeni\_Popov](https://forum.babylonjs.com/u/Evgeni_Popov)\
**Post date:** [January 29, 2023, 10:56pm UTC](https://forum.babylonjs.com/t/custom-postprocesses-program/37690/2 "2023-01-29T22:56:15Z")

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For me, it seems to work(?)

What do you exactly want to achieve?