Renko Chart With Overbought Oversold Zones - Amibroker AFL Code

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_SECTION_BEGIN("Earth");
//Copyright 9Trading.com

n = Param("Periods", 14, 5, 25, 1 );

var6=(2*Close+High+Low)/4;
var7=LLV(L,n);
var8=HHV(H,n);
var9=EMA((var6-var7)/(var8-var7)*100,5);
varA=EMA(0.333*Ref(var9,-1)+0.667*var9,3);
UP=Var9; 
DOWN=Vara; 
Oo=IIf(up<down,up,down);
Hh=Oo;
Ll=IIf(up<down,down,up);
Cc=Ll;
barcolor2=
IIf( (Ref(up,-1)>Ref(down,-1) AND Ref(up,-1)>up AND up>down ) 
  OR (Ref(up,-1)<Ref(down,-1) AND Ref(up,-1)<up AND up<down ) 
  , colorBlue,
  IIf(up>down,5,4));
PlotOHLC( Oo,hh,ll,Cc, "", barcolor2, styleCandle );

n=3;
var3=(C-LLV(L,14))/(HHV(H,14)-LLV(L,14))*100;
var4=WMA(var3,9);
var5=WMA(var4,3);
j=3*var4-2*var5;
a2=EMA(var4,n);
a3=EMA(a2,n);
a4=EMA(a3,n);
a5=EMA(a4,n);
aa=EMA(a5,n);
Midbot=LLV(j,aa);
Plot(midbot,"Support",colorBlue,1);

res=HHV(j,45);
Plot(res,"Resistance",colorRed,1);
b1=(H+L+C)/3;
b2=HHV(b1,15);
b3=LLV(b1,15);
b4=b2-b3;
b5=MA((b1-b3)/b4,3)*100;

_SECTION_END();