//+------------------------------------------------------------------+
//| DEMA_RLH |
//| Copyright © 2006, Robert Hill |
//| http://www.metaquotes.net/ |
//| |
//| Based on the formula developed by Patrick Mulloy |
//| |
//| It can be used in place of EMA or to smooth other indicators. |
//| |
//| DEMA = 2 * EMA - EMA of EMA |
//| |
//| Red is EMA, Green is EMA of EMA, Yellow is DEMA |
//| |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2006, Robert Hill "
#property link "http://www.metaquotes.net/"
//---- indicator settings
#property indicator_chart_window
#property indicator_buffers 3
#property indicator_color1 Red
#property indicator_color2 Green
#property indicator_color3 Yellow
#property indicator_width1 2
#property indicator_width2 2
#property indicator_width3 2
//----
extern int EMA_Period=14;
//---- buffers
double Dema[];
double Ema[];
double EmaOfEma[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- drawing settings
SetIndexStyle(0,DRAW_LINE);
SetIndexStyle(1,DRAW_LINE);
SetIndexStyle(2,DRAW_LINE);
SetIndexDrawBegin(0,EMA_Period);
IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS)+2);
//---- 3 indicator buffers mapping
if(!SetIndexBuffer(0,Ema) &&
!SetIndexBuffer(1,EmaOfEma) &&
!SetIndexBuffer(2,Dema))
Print("cannot set indicator buffers!");
//---- name for DataWindow and indicator subwindow label
IndicatorShortName("DEMA("+EMA_Period+")");
//---- initialization done
return(0);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
int start()
{
int i, limit;
int counted_bars=IndicatorCounted();
if(counted_bars>0) counted_bars--;
//----
limit=Bars-counted_bars;
//----
for(i=limit; i>=0; i--)
Ema[i]=iMA(NULL,0,EMA_Period,0,MODE_EMA,PRICE_CLOSE,i);
for(i=limit; i >=0; i--)
EmaOfEma[i]=iMAOnArray(Ema,Bars,EMA_Period,0,MODE_EMA,i);
//========== COLOR CODING ===========================================
for(i=limit; i >=0; i--)
Dema[i]=2 * Ema[i] - EmaOfEma[i];
return(0);
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Indicator Curves created:
Implements a curve of type DRAW_LINE
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
Other Features: