Unity Android Game Development by Example Beginner's Guide

Time for action – touch to shoot

For making use of the touch inputs, we will need to add a single script to our player's ship:

1. To give the player the ability to shoot, we need to first create a new script and call it TouchShoot.
2. This script begins with a single variable. A LayerMask is used to selectively hit objects with a raycast. There are essentially a lot of layers that should be hit. This one will be used to determine what the player can or cannot shoot.

   public LayerMask touchMask = -1;

3. The Update function is the only function in this script. It starts with a loop. The Input class provides us with the touchCount value, which is simply a counter for how many fingers are currently touching the device screen.

   public void Update() { for(int i=0;i<Input.touchCount;i++) ...