1SkMatrix 2======== 3 4*3x3 transforms* 5 6<!-- Updated Mar 4, 2011 --> 7 8Skia is a 2D graphics engine, but it supports a full 3x3 9transformation matrix. This allow it to draw anything (bitmaps, text, 10rectangles, paths) in perspective. SkCamera is a helper class that 11models a camera in 3D, and can be used to generate the proper matrix 12for a given 3D view of the plane. 13