In this recipe, we are going to show you how to use
nite::UserMap to get the user ID for each pixel in the depth stream. By using this information, we can change the color of pixels belonging to one user.
Create a project in Visual Studio and prepare it for working with OpenNI and NiTE using the Create a project in Visual Studio 2010 recipe in Chapter 2, OpenNI and C++. Then configure Visual Studio to use OpenGL using the Configuring Visual Studio 2010 to use OpenGL recipe in Chapter 4, More about Low Level Outputs.
#includelines). Here we have defined variables to be used with OpenGL along with a