Introduction to FGDs in the Half-Life 2 SourceSDK Hammer Level EditorThis free tutorial from Noesis Interactive is an introduction to FGDs and how they work in Hammer. It covers basic FGD information, downloading FGDs, installation, and checking updates. Very useful for anyone using Source SDK's Hammer level editor for the Half-Life 2 game engine. Check out more tutorials and products relating to video game development and modding at www.noesisinteractive.com!