"Wolfenstein 3D"-like and "Doom"-like game apps are some of the classic Android games presented in the original edition of this book. Since their release, Android has progressed with the debut of Android 4.0, adding better fonts, new User Interface and Experience (UI/UX) APIs, tablet considerations, multi-touch capabilities, multi-tasking, faster performance, and much more to the Android game app development repertoire. Multi-touch code gives...