Using the LookAt() method to aim

In this recipe, we will use a simple but effective implementation of aiming mechanics.

Getting ready

We are going to use the same assets as in the previous recipe. Additionally, we are going to use the CharacterLookAt.cs created in the Using Quaternion.LookRotation() and Animator.SetLookAtPosition() methods to make characters follow an object with their gaze recipe in Chapter 5, Character Actions and Expressions.

You can also use the provided example Unity project and go to the Chapter 06 Handling combat\Recipe 08 Using the LookAt method to aim directory. You will find an Example.unity scene there, with a Humanoid character. Play the game to see the aiming effect.

How to do it...

To use the LookAt() method for aiming, follow these steps:

1. Import your character to Unity and place it on the Scene.
2. Follow the previous recipe to make a character walk and aim.
3. Attach the CharacterLookAt.cs script to the character.
4. Create a new Sphere object and name it AimTarget.
5. Assign...