This shader is a performant water shader that supports flowmaps. (It does not use Depth or ScreenSpace) It is best used indoor as well as fountains and smaller water objects. (It is not a good choice for oceans) To make the flow maps used by the shader please use this tool: http://teckartist.com/?page_id=107 You need ThryEditor for Material Editor https://github.com/Thryrallo/ThryEditor