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Unity AI Programming Essentials by Dan Violet Sagmiller, Curtis Bennett

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Using senses with RAIN

For this demo, we will use RAIN 2.14 and have a ship that patrols a path, looks for pieces of gold, and picks them up. To start, we'll use a setup similar to that of the demo in Chapter 3, Behavior Trees. You can start from there or recreate it; we just need a ship, a wall, a path, with the ground being a little larger, and the objects spread out a little.

Note

When changing the base geometry of your game levels, you need to regenerate the navigation mesh. This is done by selecting the Navigation Mesh object in your scene and clicking on the Generate NavMesh button.

Here is our basic setup. The following image shows the starting point of our sensor demo:

We also just need the behavior tree for the ship to only patrol the path. ...

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