Autodesk has announced the launch of its SketchBook Pro iPad application in the App Store. The $8 application uses the same paint engine as the desktop version, providing users with the same functionality they are accustomed to. SketchBook Pro uses the full 1024 x 668 resolution of the iPad as a canvas and, through the use of Multi-touch, allows users to interact with the image with up to three figures simultaneously. Also included in the software is 75 different brushes with customizable settings, synthetic pressure sensitivity, layers, dynamic symmetric drawing, an