c - Auto increase a number by seconds -

c - Auto increase a number by seconds -

i trying create game friends, need larn how programme it. using c that, , game final project course of study doing. responsible prepare timestep , frame of game (i've read http://gafferongames.com/game-physics/fix-your-timestep/ couldn't understand it!), instance, need know how can auto increment number second.

for example: supposing = 0. each sec increased 1. or each 2 seconds, or three. can't understand how can time on situation. there library? can help me?

you beter comprehensive learning c language, looking professional c language books read, knowledge systems programming, such multi-process, multi-threaded, ipc. . . hope can help u

c time timer game-engine