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DON’T HIT ME: COLLISION DETECTION TECHNIQUES
CHAPTER OUTLINE
What You Can Do versus What You Need
HitTestObject—The Most Basic Detection
Radius/Distance Testing—Great for Circles
The SimpleShooterCollisions Class Additions
Pixel-Perfect Collision Detectionand Physics
When All Else Fails, Mix ‘N Match
If you do much game development, you’ll eventually need to determine when two objects on screen are colliding with one another. Although Flash does not automatically notify you of this, there are a number of different methods that can be used to detect it. In this chapter, we’ll look at several types of collision detection and in which scenarios they work best. We’ll ...
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