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Getting Started with Unity 5.x 2D Game Development by Francesco Sapio

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Placing the towers

Once the player has bought a cupcake tower, he or she should be able to decide where to place it. This section will explore how to implement this mechanism, which may be simple, but requires you pay attention to many things.

Sketching the idea of how it works

There are many ways in which we can implement this system, but we will use colliders and a second script on the cupcake tower. As a result, you will also be able to learn new ways to handle situations in which information should be exchanged among the different game elements.

In particular, we will define some areas where it is allowed to place a tower, and we will do this through the use of colliders. Then, the game manager registers if the pointer of the player is within ...

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