In this final chapter, we are going to go through the process of checking, supporting, polishing, and preparing our game so that it's built and ready to be played on a device, making it platform-independent. Because our game will be ready to be played on various devices, we need the game to support as many screen ratios as possible. Back in Chapter 7, Adding Custom Fonts and UI, we made our game's UI support various screen ratios. The game, however, was built purposely for a 1920 x 1080 resolution, as discussed in Chapter 2, Adding and Manipulating Objects.

In this chapter, we will make our game run at different screen ratios to support the use of mobile devices. This will involve changing Unity's Canvas scale and updating our Player script controls to update its screen boundaries, touch screen capability, and our ability to tap to move our ship. Furthermore...