var points; var sp = 1; var pos = [100,100]; var lastgen = 0; var gendelay = 2500; function insidePath(path,x,y) { var count = 0; var x1 = path[path.length-2]; var y1 = path[path.length-1]; var x2 = path[0]; var y2 = path[1]; if((y-y1)*(y-y2)<=0&&(x<=x1||x<=x2)&&(x1>=x&&x2>=x||(x2-x1)*(y-y1)/(y2-y1)>=x-x1)) count++; for(var i=2;i=x&&x2>=x||(x2-x1)*(y-y1)/(y2-y1)>=x-x1)) count++; } return count%2; } function random(a,b) { return Math.random()*(b-a)+a } function average(a) { var re = new Array(a[0].length).fill(0); for(var i=0;i3) { ctx.fillStyle="red"; var ang = Math.atan2(av[1]-pos[1],av[0]-pos[0]) pos[0]+=Math.cos(ang)*sp*deltaspeed; pos[1]+=Math.sin(ang)*sp*deltaspeed; } else { ctx.fillStyle="lime"; pos=av; } ctx.beginPath(); ctx.arc(pos[0],pos[1],4,0,2*Math.PI); ctx.fill(); ctx.closePath(); if(now-lastfpscheck>checkdelay) { curfps = (1000/delta).toFixed(1); lastfpscheck = now; } ctx.fillStyle="white"; ctx.fillText("FPS: "+curfps,0,10); ctx.textAlign="center"; ctx.fillText("X: "+av[0].toFixed(1)+" Y:"+av[1].toFixed(1),innerWidth/2,10); if(now-lastgen>gendelay) gen(); last=now; } setInterval(frame);

Center Of Mass(Visualised)