Invert gravity

A simple endless runner in 560 characters of code. You have to invert gravity to skip the deadly spikes. Speed gets faster and faster. Press Z to invert gravity. https://www.lexaloffle.com/bbs/?tid=37758 This game was made for #TweetTweetJam and contains only 560 characters of code, including art. The code is below: _set_fps(60)h=0::s::p,x,y,z,b,t,e,f,g,l,m={},16,64,0,0,1,1,.02,.1,0,128 for i=1,900 do p[i]=flr(rnd(3))end ::_::cls(1)t+=f if(btn(4) and e>0)b,y,z,e=130-b,138-y,0,0 poke(24364,b)for ...