(r+g)*(-1+2*(y<0)*2*(pow(sin(atan2(x,y)*5+cos(atan2(x,y)*3)),20)+2/(x*x+y*y+0.1)+cos(x*pi/30)*0.4))+(y>=0)*(((0.2*sin(16/(y*y*0.02+0.1)))*2-1)*b+(sin(atan2(y+4,x))**4*1.2*2-1)*(r+g)+(r+g+b)*(0.5+0.2*cos(16/(y*y*0.02+0.1))))