Update README.md

README.md

@@ -3,4 +3,9 @@ HxSL
 
 Haxe Shader Language, a high level 3D shader language for Haxe
 
-Read complete documentation on http://haxe.org/manual/hxsl
+Read complete documentation on http://haxe.org/manual/hxsl
+
+**This repository contains HxSL v2.0 that is deprecated**
+
+HXSL v3.0 is available as part of Heaps engine here http://github.com/ncannasse/heaps
+It allows runtime shader linking and supports both Flash/AGAL and GLSL output