Unity in Action

Chapter 8. Adding interactive devices and items within the game

This chapter covers

• Programming doors that the player can open (triggered with a keypress or collision)
• Enabling physics simulations that scatter a stack of boxes
• Building collectible items that players store in their inventory
• Using code to manage game state, such as inventory data
• Equipping and using inventory items

Implementing functional items is the next topic we’re going to focus on. Previous chapters covered a number of different elements of a complete game: movement, enemies, the user interface, and so forth. But our projects have lacked anything to interact with other than enemies, nor have they had much in the way of game state. In this chapter, you’ll learn how ...