Tech Notes Arena 3D is written primarily in Cif(new language from Microsoft, pronounced"C-sharp)which is part of the. NET platform The graphics platform is Direct3D 9.0(also from Microsoft) ·A∥ users must have the. NET Framework runtime installed and also Directx 9.0(or higher) Both of these are available as downloads from Microsoft and will also be distributed with the software 6 SOFTWARE6 Tech Notes • Arena 3D is written primarily in C# (new language from Microsoft, pronounced “C-sharp”) which is part of the .NET platform • The graphics platform is Direct3D 9.0 (also from Microsoft) • All users must have the .NET Framework Runtime installed and also DirectX 9.0 (or higher) • Both of these are available as downloads from Microsoft and will also be distributed with the software