Creating Your Character
To this point in the book, you have done quite a bit of developing, and you have learned a lot about OpenGL and Android—so much that you should be fairly comfortable now with the slight differences between OpenGL and any of the other API tools you may have used in the past.
You have not written an exorbitant amount of code thus far. But what you have written has made a great start to your game and a big visual impact. You have accomplished developing a two-layer dual-speed scrolling background, background music, splash screen, and main menu system. All of these items have one thing in common, as far as a playable game is concerned: they are pretty boring.
That is to say, a gamer is not going to buy your game ...