Windows Phone 7 Game Development

Chapter 6. Drawing with Vertices and Matrices

For the next few chapters we will begin to move away from the two-dimensional graphics that we have been using so far and enter the brave new world of the third dimension. Before we get too far, however, there are some new concepts and approaches that you need to become familiar with.

A New Approach to Drawing

Three-dimensional rendering introduces a variety of new challenges: 3D graphics are rendered as models rather than as simple bitmaps, our brains need to shift into a different gear to keep track of movement in and out of the screen, and we have an entirely different way of telling XNA where we want to draw things on the screen.

We will examine some of these changes in this chapter so that you can ...