Demonstrates how to manually modify the view matrix using mouse and keyboard input to create a First Person Shooter style control. This sample is very similar to the "First-Person-Shooter View Control" sample except this one uses no DirectInput. Check out the OpenGL source code page for the OpenGL equivalent of this sample.-Demonstrates how to manually modify the view matrix using mouse and keyboard input to create a First Person Shooter style control. This sample is very similar to the " First-Person-Shooter View Control"　sample except this one uses no DirectInput. Check out the OpenGL source code page for the OpenGL equivalent of this sample.