Cornflower Blue
December 2006 - Posts
Alpha Blending, Part 3
Ok, in this post I'll talk about additive alpha blending. This time for sure, I promise. In part 2 I talked about disabling depth write, and how that could give okay-ish results. It'll come in handy with additive blending, so if you haven't read that
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Oops!
A reader pointed out that I had made a mistake in my last post about game structure. I suggested that GameScreen have a GameComponentCollection. However, the constructor for that type is internal, so that's not going to work. Sorry guys. Fortunately,
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Basic Game Engine Structure
I've seen a couple of posts on the forums asking what the best way to structure a game is. For what it's worth, here's a structure I've used in a few of my games. The design itself isn't too complicated, but it's pretty flexible, and will keep your code
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Alpha Blending, Part 2
Rough Sorting Last time I explained how “normal” alpha blending works, and why the objects should be drawn back to front. Sorting the objects can be a hassle, though. If it suits your game, you could just try controlling the order your draw calls happen.
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Alpha Blending (Part 1)
When I was first learning game programming, I remember alpha blending being a bit of a mystery. I wanted to use alpha blending to make transparent particles for some cool explosions. Sounds simple enough – but as anyone who’s tried it before can tell
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