---
layout: stdlib-reference
---

# attribute [shader]

## Description

Marks a function as a shader entry point.

## Signature

<pre>
[<a href="shader.html">shader</a>(<a href="shader.html#decl-stage" class="code_param">stage</a>)]
</pre>

## Parameters

####  <a id="decl-stage"></a>stage
The stage of the shader. Must be one of "vertex", "fragment", "compute", "geometry", "hull", "domain", "raygeneration",