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 # SimpleGodotCRTShader
-A simple Godot shader that simulates CRT Displays.
+A simple Godot (v2.x) shader that simulates CRT Displays.
 ![Without Shader](sample.png)
 ![With Shader](withshader.png)
 
 
 # How to install
 
+**Warning**: This is a Godot 2.x shader, not compatible (yet) with Godot 3.x.
+
 You can use the shader by just copying the "CRTDisplayShader.shd" to your project (it's the Shader raw code). But if you don't know how to setup the shader material, you can just use the CRTViewportDisplay:
 
 1. Copy-paste the "CRTViewportDisplay" folder to your project.