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Unity 2D Game Development by Dave Calabrese

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Getting grounded

OK, we've gone over some of the basics of the camera and models. I think it's time we started really getting our hands dirty, don't you? Here is the part where we get to start building a 2D game! Yes, it really is that easy. So, let's get started.

Tip

Pro Tip

Images for your video games, as you most likely already know, work best if they are always a power of two (2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048), because the video card requires image map to be a power of two. Otherwise, the image map will automatically be resized to be a power of two by the game engine. While this is not as noticeable in 3D games with mapped imageries, in a 2D game where the 1:1 art for the image map is quite important, it can easily look stretched ...

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