Creating an arch

i’m making a game (with porpous) and i can’t figure out how to make the guy jump. i’m not an expert as’er, but i feel im confident. i have no clue how to even start though (except the _x and _y values have something to do with it)

http://outsideofsociety.idz.net/
–>Tutorials
–>Jump Physics

tile based tutorial

thanks, that site is really helpfull :slight_smile: