Allows you to create 3D games. The !3D Engine SDK for Borland Builder proprietary virtual reality engine is based on state-of-the-art algorithms and techniques, including proprietary PIRR technology (photo realistic Interactive Real-Time Rendering). It has full support of all the major 3D accelerators. It allows you to control every aspect of your 3D game using your favorite programming language, while still allowing you to utilize application generator characteristics. !3D Engine SDK for Borland Builder is a general purpose engine that does not limit you to any category of game. It also includes optimizations for both indoor and outdoor games. !3D Engine SDK for Borland Builder is non-binding since there are no new data types defined with this 3D engine. It is mainly composed of set and get commands. Should you want to use a different engine in the future, yould just have to replace the API calls with calls to the new engine.