[SDL] correct way of map scrolling

[Torsten Giebl]

Hello !


> i'm writing a little game with c# sdlDotNet, and i made my own map
> scrolling. but i don't known its right way or not.
> i create large map (5000x5000), actually i don't create 5000px surface
> (you'll see below)


You can not compile it, but it can give you some ideas.


CU
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