#  RSI in Laguerre Time Self Adjusting With Fractal Energy
# Mobius
# V03.06.15.2016
# Both Fractal Energy and RSI are plotted. RSI in cyan and FE in yellow. Look for trend exhaustion in the FE and a reversal of RSI or Price compression in FE and an RSI reversal.
 
declare lower;
 
#Inputs:
input nFE = 13;#hint nFE: length for Fractal Energy calculation.
 
# Variables:
def o;
def h;
def l;
def c;
def CU1;
def CU2;
def CU;
def CD1;
def CD2;
def CD;
def L0;
def L1;
def L2;
def L3;
plot RSI;
plot OS;
plot OB;
 
# Calculations
o = (open + close[1]) / 2;
h = Max(high, close[1]);
l = Min(low, close[1]);
c = (o + h + l + close) / 4;
plot gamma = Log(Sum((Max(high, close[1]) - Min(low, close[1])), nFE) /
        (Highest(high, nFE) - Lowest(low, nFE)))
            / Log(nFE);
gamma.SetDefaultColor(Color.Yellow);
L0 = (1 – gamma) * c + gamma * L0[1];
L1 = -gamma * L0 + L0[1] + gamma * L1[1];
L2 = -gamma * L1 + L1[1] + gamma * L2[1];
L3 = -gamma * L2 + L2[1] + gamma * L3[1];
if L0 >= L1
then {
    CU1 = L0 - L1;
    CD1 = 0;
} else {
    CD1 = L1 - L0;
    CU1 = 0;
}
if L1 >= L2
then {
    CU2 = CU1 + L1 - L2;
    CD2 = CD1;
} else {
    CD2 = CD1 + L2 - L1;
    CU2 = CU1;
}
if L2 >= L3
then {
    CU = CU2 + L2 - L3;
    CD = CD2;
} else {
    CU = CU2;
    CD = CD2 + L3 - L2;
}
 
RSI = if CU + CD <> 0 then CU / (CU + CD) else 0;
RSI.SetDefaultColor(Color.Cyan);
OS = if IsNaN(close) then Double.NaN else 0.2;
OS.SetDefaultColor(Color.Gray);
OS.HideBubble();
OS.HideTitle();
OB = if IsNaN(close) then Double.NaN else 0.8;
OB.SetDefaultColor(Color.Gray);
OB.HideBubble();
OB.HideTitle();
plot FEh = if isNaN(close) then double.nan else .618;
FEh.SetStyle(Curve.Long_Dash);
FEh.HideBubble();
FEh.SetDefaultColor(Color.Dark_Gray);
FEh.HideTitle();
plot FEl = if isNaN(close) then double.nan else .382;
FEl.SetStyle(Curve.Long_Dash);
FEl.SetDefaultColor(Color.Dark_Gray);
FEl.HideBubble();
FEl.HideTitle();
AddCloud(0, OS, Color.Green, Color.Green);
AddCloud(OB, 1, Color.Red, Color.Red);
Alert(RSI crosses below .9, "", Alert.BAR, Sound.Bell);
Alert(RSI crosses above .1, "", Alert.BAR, Sound.Bell);
 
# End Code RSI_Laguerre Self Adjusting with Fractal Energy
 
 
 
 
 
 
Code for  Projection Pivots
 
 
 
# V01.08.2012 Projection Pivots
# mobius
 
declare Once_Per_Bar;
 
input n = 21;
input showLines = no;
input showValues = no;
input showBarNumbers = no;
 
   def h = high;
   def l = low;
   def bar = barNumber();
   def PH;
   def PL;
   def hh = fold i = 1 to n + 1
            with p = 1
            while p
            do h > getValue(h, -i);
       PH = if (bar > n and
                h == highest(h, n) and
                hh)
            then h
            else double.NaN;
   def ll = fold j = 1 to n + 1
            with q = 1
            while q
            do l < getValue(low, -j);
       PL = if (bar > n and
                l == lowest(l, n) and
                ll)
            then l
            else double.NaN;
   def PHBar = if !isNaN(PH)
               then bar
               else PHBar[1];
   def PLBar = if !isNaN(PL)
               then bar
               else PLBar[1];
   def PHL = if !isNaN(PH)
             then PH
             else PHL[1];
   def priorPHBar = if PHL != PHL[1]
                    then PHBar[1]
                    else priorPHBar[1];
   def PLL = if !isNaN(PL)
             then PL
             else PLL[1];
   def priorPLBar = if PLL != PLL[1]
                    then PLBar[1]
                    else priorPLBar[1];
   def HighPivots = bar >= highestAll(priorPHBar);
   def LowPivots = bar >= highestAll(priorPLBar);
   def FirstRpoint = if HighPivots
                     then bar - PHBar
                     else 0;
   def PriorRpoint = if HighPivots
                     then bar - PriorPHBar
                     else 0;
   def RSlope = (getvalue(PH, FirstRpoint) - getvalue(PH, PriorRpoint))
                       / (PHBar - PriorPHBar);
   def FirstSpoint = if LowPivots
                     then bar - PLBar
                     else 0;
   def PriorSpoint = if LowPivots
                     then bar - PriorPLBar
                     else 0;
   def SSlope = (getvalue(PL, FirstSpoint) - getvalue(PL, PriorSpoint))
                   / (PLBar - PriorPLBar);
   def RExtend = if bar == highestall(PHBar)
                 then 1
                 else RExtend[1];
   def SExtend = if bar == highestall(PLBar)
                 then 1
                 else SExtend[1];
 
  plot pivotHigh = if HighPivots
                   then PH
                   else double.NaN;
       pivotHigh.SetDefaultColor(GetColor(1));
       pivotHigh.setPaintingStrategy(PaintingStrategy.VALUES_ABOVE);
       pivotHigh.setHiding(!showValues);
  plot pivotHighLine = if PHL > 0 and
                          HighPivots
                       then PHL
                       else double.NaN;
       pivotHighLine.SetPaintingStrategy(PaintingStrategy.DASHES);
       pivotHighLine.setHiding(!showLines);
  plot RLine = pivotHigh;
       RLine.enableApproximation();
       RLine.SetDefaultColor(GetColor(7));
       RLine.SetStyle(Curve.Short_DASH);
  plot RExtension = if RExtend
                    then (bar - PHBar) * RSlope + PHL
                    else double.NaN;
       RExtension.SetStyle(Curve.Short_DASH);
       RExtension.SetDefaultColor(GetColor(7));
  plot pivotLow = if LowPivots
                  then PL
                  else double.NaN;
       pivotLow.setDefaultColor(GetColor(4));
       pivotLow.setPaintingStrategy(PaintingStrategy.VALUES_BELOW);
       pivotLow.setHiding(!showValues);
  plot pivotLowLine = if PLL > 0 and
                         LowPivots
                      then PLL
                      else double.NaN;
       pivotLowLine.SetPaintingStrategy(PaintingStrategy.DASHES);
       pivotLowLine.setHiding(!showLines);
  plot SupportLine = pivotLow;
       SupportLine.enableApproximation();
       SupportLine.SetDefaultColor(GetColor(7));
       SUpportLine.SetStyle(Curve.Short_DASH);
  plot SupportExtension = if SExtend
                          then (bar - PLBar) * SSlope + PLL
                          else double.NaN;
       SupportExtension.SetDefaultColor(GetColor(7));
       SupportExtension.SetStyle(Curve.Short_DASH);
  plot BN = bar;
       BN.SetDefaultColor(GetColor(0));
       BN.setHiding(!showBarNumbers);
       BN.SetPaintingStrategy(PaintingStrategy.VALUES_BELOW);
  plot PivotDot = if !isNaN(pivotHigh)
                  then pivotHigh
                  else if !isNaN(pivotLow)
                  then pivotLow
                  else double.NaN;
       pivotDot.SetDefaultColor(GetColor(7));
       pivotDot.SetPaintingStrategy(PaintingStrategy.POINTS);
       pivotDot.SetLineWeight(3);
 
# End Code TheoTrade Projection Pivots