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c++sdl

SDL_GetTicks()-based movement?


I'm writing a game of pong in OpenGL and SDL. I have a small knowledge of how SDL_GetTicks() works but I am struggling to think of a way to implement how to make my ball move for example every 1000 milliseconds being the novice I am.

Short examples, explanations, help, anything at all would be appreciated greatly.


Solution

  • Ye Olde Fix Your Timestep!

    You don't have to use RK4, the "interpolate between the last two sim states" is the important part.