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[amibroker] help modify this code



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hi,
this the afl code that i wish to use and the last line runs a scan
can some one please modify the scan so that i get results with volume breakout (say volume more than 20% of average 15 days voulme)

thanks in advance

need help with just the last line.
the code begins here

_SECTION_BEGIN(" Support and Resistance ");
/* Support and Resistance  Formula for Amibroker
based on Excel spreadsheet by nmralarb */

GraphXSpace=1; MaxGraph=15;
Period=Param("MM_Period", 70, 4, 256, 1) ;

Graph1Color=6; Graph2Color=6; Graph3Color=6; Graph4Color=6;
Graph5Color=6; Graph6Color=6; Graph7Color=6; Graph8Color=6;
Graph9Color=6; Graph10Color=6; Graph11Color=6;Graph12Color=6;
Graph13Color=6;



Graph0=Close; Graph0Color=1; Graph0Style=64;

Graph1Style=1; Graph2Style=1; Graph3Style=1; Graph4Style=1;
Graph5Style=1; Graph6Style=1; Graph7Style=1; Graph8Style=1;
Graph9Style=1; Graph10Style=1; Graph11Style=4; Graph12Style=1;
Graph12Style=1;



PER = Period;
BarNR = LastValue(Cum(1)) ;
TimeFrame = BarNR - PER ;
TF = TimeFrame ;

Lo = LastValue(ValueWhen(Cross(Cum(1), TF), LLV(Min(H,L),PER),1)) ;
Hi = LastValue(ValueWhen(Cross(Cum(1), TF), HHV(Max(H,L),PER),1)) ;

Lo = LastValue( LLV(Min(H,L),PER ),1) ;
Hi = LastValue( HHV(Max(H,L),PER ),1) ;

Fractal = IIf(Hi<=250,100, IIf(Hi<=2500,1000, IIf(Hi<=25000,10000, IIf(Hi<=250000,100000, 0 )))) ;
int_Log = int( log(Fractal/(Hi-Lo))/log(2) ) ;
Oct = Fractal * ( exp(ln(1/2)* int_Log ) ) ;


Min_1 = int( Lo / Oct ) * Oct ;

Max_1 = IIf( (Min_1 + Oct) > Hi, Min_1 + Oct, Min_1 + 2*Oct ) ;

Min_2 = IIf( (Min_1 + 1/8*(Max_1-Min_1)) <= Lo AND Hi <= (Max_1 - 1/8*(Max_1-Min_1)) ,
(Min_1 + 1/4*(Max_1-Min_1)) , Min_1 ) ;

Max_2 = IIf( (Min_1 + 1/8*(Max_1-Min_1)) <= Lo AND Hi <= (Max_1 - 1/8*(Max_1-Min_1)) ,
(Max_1 - 1/4*(Max_1-Min_1)) , Max_1 ) ;

/******************************/

Diff = Max_2 - Min_2 ;

H1 = IIf( (Min_2 + 3/16*Diff) <= Lo AND Hi <= (9/16*Diff + Min_2) ,
Min_2 + 1/2*Diff, 0) ;

H2 = IIf( (Min_2 - 1/8*Diff) <= Lo AND Hi <= (5/8*Diff + Min_2) AND H1==0,
Min_2 + 1/2*Diff, 0) ;

H3 = IIf( (Min_2 + 7/16*Diff) <= Lo AND Hi <= (Min_2 + 13/16*Diff), Min_2 + 3/4*Diff, 0 ) ;

H4 = IIf( (Min_2 + 3/8*Diff) <= Lo AND Hi <= (Min_2 + 9/8*Diff) AND H3==0,
Max_2, 0 ) ;

H5 = IIf( (Min_2 + 1/8*Diff)<=Lo AND Hi <= (Min_2 + 7/8*Diff) AND H1==0 AND H2==0 AND H3==0 AND H4==0,
Min_2 + 3/4*Diff , 0 ) ;

H6 = IIf( ( H1 + H2 + H3 + H4 + H5 ) == 0, Max_2, 0 ) ;

/**************************/

L1 = IIf(H1>0, Min_2 + 1/4*Diff, 0) ;

L2 = IIf(H2>0, Min_2, 0) ;

L3 = IIf(H3>0, Min_2 + 1/2*Diff, 0) ;

L4 = IIf(H4>0, Min_2 + 1/2*Diff, 0) ;

L5 = IIf(H5>0, Min_2 + 1/4*Diff, 0) ;

L6 = IIf(H6>0, Min_2, 0 ) ;


M_8 = ( H1 + H2 + H3 + H4 + H5 + H6 ) ;

M_0 = ( L1 + L2 + L3 + L4 + L5 + L6 ) ;

/**************************************/

Graph1 = ValueWhen(Cum(1) >= TF, M_0 );

Graph2 = ValueWhen(Cum(1) >= TF, M_0 + (1*(0.175*(M_8-M_0))));

Graph3 = ValueWhen(Cum(1) >= TF, M_0 + (2*(0.175*(M_8-M_0))));

Graph4 = ValueWhen(Cum(1) >= TF, M_0 + (3*(0.175*(M_8-M_0))));

Graph5 = ValueWhen(Cum(1) >= TF, M_0 + (4*(0.175*(M_8-M_0))));

Graph6 = ValueWhen(Cum(1) >= TF, M_0 + (5*(0.175*(M_8-M_0))));

Graph7 = ValueWhen(Cum(1) >= TF, M_0 + (6*(0.175*(M_8-M_0))));

Graph8 = ValueWhen(Cum(1) >= TF, M_0 + (7*(0.175*(M_8-M_0))));

Graph9 = ValueWhen(Cum(1) >= TF, M_0  + (8*(0.175*(M_8-M_0))));

Graph10 = ValueWhen(Cum(1) >= TF, M_0 + (9*(0.175*(M_8-M_0))));

Graph11 = ValueWhen(Cum(1) >= TF, M_0 - (1*(0.175*(M_8-M_0))));

Graph12 = ValueWhen(Cum(1) >= TF, M_0 - (2*(0.175*(M_8-M_0))));

Graph13 = ValueWhen(Cum(1) >= TF, M_0 - (3*(0.175*(M_8-M_0))));
/************************************************** ************/

Title = Name()
+ "=" + WriteIf( round(C)== C, NumToStr(C,1) , WriteVal(C) ) + " " + "\\c17"
+ WriteIf( Interval()==86400, "Daily ", WriteIf(Interval()==3600,"Hourly ",
WriteIf(Interval()==900,"15 Min ", WriteIf(Interval()==300,"5 Min ",
WriteIf(Interval()==60,"1 Min ", "" ) ) ) ) )
+ Date() + "\\c12" + WriteIf(Volume>0," Turnover=","")
+ WriteIf(Volume>0, WriteVal(Volume*Close/1000), "" ) ;
_SECTION_END();
 
_SECTION_BEGIN("Volume");
Plot( Volume, _DEFAULT_NAME(), ParamColor("Color", colorLavender ), styleNoTitle | ParamStyle( "Style", styleHistogram | styleOwnScale | styleThick | styleNoLabel, maskHistogram  ), 2 );
_SECTION_END();



  /* **********************************

Code to automatically identify pivots

********************************** */
//if (farback > BarCount-1)
//farback = BarCount-1;
// -- what will be our lookback range for the hh and ll?
farback=Param("How Far back to go",100,50,5000,10);
nBars = Param("Number of bars", 12, 5, 40);

// -- Title.

Title =  Name() + " (" + StrLeft(FullName(), 15) + ") O: " + Open + ",H: " + High + ", L: " + Low + ", C: " + Close;

// -- Plot basic candle chart

PlotOHLC(Open, High, Low, Close,

"BIdx = " + BarIndex() +

"\n" + "O = " + O + "\n"+"H = "+ H + "\n"+"L = " + L

+ "\n"+"C ",

colorBlack, styleCandle);

GraphXSpace=7;

// -- Create 0-initialized arrays the size of barcount

aHPivs = H - H;

aLPivs = L - L;

// -- More for future use, not necessary for basic plotting

aHPivHighs = H - H;

aLPivLows = L - L;

aHPivIdxs = H - H;

aLPivIdxs = L - L;

nHPivs = 0;

nLPivs = 0;

lastHPIdx = 0;

lastLPIdx = 0;

lastHPH = 0;

lastLPL = 0;

curPivBarIdx = 0;

// -- looking back from the current bar, how many bars

// back were the hhv and llv values of the previous

// n bars, etc.?

aHHVBars = HHVBars(H, nBars);

aLLVBars = LLVBars(L, nBars);

aHHV = HHV(H, nBars);

aLLV = LLV(L, nBars);

// -- Would like to set this up so pivots are calculated back from

// last visible bar to make it easy to "go back" and see the pivots

// this code would find. However, the first instance of

// _Trace output will show a value of 0

aVisBars = Status("barvisible");

nLastVisBar = LastValue(Highest(IIf(aVisBars, BarIndex(), 0)));

_TRACE("Last visible bar: " + nLastVisBar);

// -- Initialize value of curTrend

curBar = (BarCount-1);

curTrend = "";

if (aLLVBars[curBar] <

aHHVBars[curBar]) {

curTrend = "D";

}

else {

curTrend = "U";

}

// -- Loop through bars. Search for

// entirely array-based approach

// in future version
if (farback > BarCount-1)
farback = BarCount-1;
for (i=0; i<farback; i++) {

curBar = (BarCount - 1) - i;

// -- Have we identified a pivot? If trend is down...

if (aLLVBars[curBar] < aHHVBars[curBar]) {

// ... and had been up, this is a trend change

if (curTrend == "U") {

curTrend = "D";

// -- Capture pivot information

curPivBarIdx = curBar - aLLVBars[curBar];

aLPivs[curPivBarIdx] = 1;

aLPivLows[nLPivs] = L[curPivBarIdx];

aLPivIdxs[nLPivs] = curPivBarIdx;

nLPivs++;

}

// -- or current trend is up

} else {

if (curTrend == "D") {

curTrend = "U";

curPivBarIdx = curBar - aHHVBars[curBar];

aHPivs[curPivBarIdx] = 1;

aHPivHighs[nHPivs] = H[curPivBarIdx];

aHPivIdxs[nHPivs] = curPivBarIdx;

nHPivs++;

}

// -- If curTrend is up...else...

}

// -- loop through bars

}

// -- Basic attempt to add a pivot this logic may have missed

// -- OK, now I want to look at last two pivots. If the most

// recent low pivot is after the last high, I could

// still have a high pivot that I didn't catch

// -- Start at last bar

curBar = (BarCount-1);

candIdx = 0;

candPrc = 0;

lastLPIdx = aLPivIdxs[0];

lastLPL = aLPivLows[0];

lastHPIdx = aHPivIdxs[0];

lastHPH = aHPivHighs[0];

if (lastLPIdx > lastHPIdx) {

// -- Bar and price info for candidate pivot

candIdx = curBar - aHHVBars[curBar];

candPrc = aHHV[curBar];

if (

lastHPH < candPrc AND

candIdx > lastLPIdx AND

candIdx < curBar) {


// -- OK, we'll add this as a pivot...

aHPivs[candIdx] = 1;

// ...and then rearrange elements in the

// pivot information arrays

for (j=0; j<nHPivs; j++) {

aHPivHighs[nHPivs-j] = aHPivHighs[nHPivs-

(j+1)];

aHPivIdxs[nHPivs-j] = aHPivIdxs[nHPivs-(j+1)];

}

aHPivHighs[0] = candPrc ;

aHPivIdxs[0] = candIdx;

nHPivs++;

}

} else {


// -- Bar and price info for candidate pivot

candIdx = curBar - aLLVBars[curBar];

candPrc = aLLV[curBar];

if (

lastLPL > candPrc AND

candIdx > lastHPIdx AND

candIdx < curBar) {


// -- OK, we'll add this as a pivot...

aLPivs[candIdx] = 1;

// ...and then rearrange elements in the

// pivot information arrays

for (j=0; j<nLPivs; j++) {

aLPivLows[nLPivs-j] = aLPivLows[nLPivs-(j+1)];

aLPivIdxs[nLPivs-j] = aLPivIdxs[nLPivs-(j+1)];

}

aLPivLows[0] = candPrc;

aLPivIdxs[0] = candIdx;

nLPivs++;

}

}

// -- Dump inventory of high pivots for debugging

/*

for (k=0; k<nHPivs; k++) {

_TRACE("High pivot no. " + k

+ " at barindex: " + aHPivIdxs[k] + ", "

+ WriteVal(ValueWhen(BarIndex()==aHPivIdxs[k],

DateTime(), 1), formatDateTime)

+ ", " + aHPivHighs[k]);

}

*/

// -- OK, let's plot the pivots using arrows

PlotShapes(

IIf(aHPivs==1, shapeDownArrow, shapeNone), colorRed, 0,

High, Offset=-15);

PlotShapes(

IIf(aLPivs==1, shapeUpArrow , shapeNone), colorGreen, 0,

Low, Offset=-15);
//PlotShapes(IIf(aHPivs==1, shapeDownArrow, shapeNone), colorRed, 0,High, Offset=-8);
//Sell = IIf(aHPivs==1, 1, 0);

//PlotShapes(IIf(aLPivs==1, shapeUpArrow , shapeNone), colorGreen, 0, Low, Offset=-8);

Buy = IIf(aLPivs==1, 1, 0); __._,_.___

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