CONVERSION OF AMIBROKER AFL TO ESIGNAL EFS - open to bidding

THID SFL IS IN PUBLIC DOMAIN _SECTION_BEGIN("Tops and bottom"); pd = Param("Periods",14,5,144,1); pds = 2*pd-1;// (Adjustment for Wilders MA) aa = Close-Ref(Close,-1); uu = EMA(Max(0,aa),pds); dd= EMA((Max(0,0-aa)),pds); rf = IIf(C>2,1000,10000); c1 = Param("Upper Level",70,50,90,1); qq1 =100/(100-c1)-1; ff1 = qq1*dd-uu; ff2 = ff1/qq1; f1 = Max(ff1,ff2); UL = Close + f1*(pds-1)/2; UL = IIf(UL>C,floor(UL*rf),ceil(UL*rf))/rf; c2 = Param("Equilibrium",50,50,50,0); qq2 =100/(100-c2)-1;// [=1] ff = dd-uu; MM = Close + ff*(pds-1)/2; MM = IIf(MM>C,floor(MM*rf),ceil(MM*rf))/rf; c3 = Param("Lower Level",30,10,50,1); qq3 =100/(100-c3)-1; ff1 = qq3*dd-uu; ff2 = ff1/qq3; f3 = Min(ff1,ff2); LL = Close + f3*(pds-1)/2; LL = IIf(LL>C,floor(LL*rf),ceil(LL*rf))/rf; band = Param("band width",4,0,15,0.25); mmu = MM+band; mmd = MM-band; X=Cross( C,LL); Y=Cross(UL,C); Buy1= X ; Sell1= Y ; PlotShapes(shapeCircle*Buy1,colorBlue,0,L,-15); PlotShapes(shapeCircle*Sell1,colorRed,0,H,15); _SECTION_END();