//+------------------------------------------------------------------+
//| ModifiedOptimumEllipticFilter.mq4 |
//| |
//| Code based on article: |
//| Stocks & Commodities V. 18:7 (20-29): |
//| Optimal Detrending by John F. Ehlers |
//| |
//| contact@mqlsoft.com |
//| http://www.mqlsoft.com/ |
//+------------------------------------------------------------------+
#property copyright "Coded by Witold Wozniak"
#property link "www.mqlsoft.com"
#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1 Red
double smooth[];
int buffers = 0;
int drawBegin = 0;
int init() {
drawBegin = 16;
initBuffer(smooth, "MOEF", DRAW_LINE);
IndicatorBuffers(buffers);
IndicatorShortName("ModifiedOptimumEllipticFilter");
return (0);
}
int start() {
if (Bars <= drawBegin) return (0);
int countedBars = IndicatorCounted();
if (countedBars < 0) return (-1);
if (countedBars > 0) countedBars--;
int s, limit = Bars - countedBars - 1;
for (s = limit; s >= 0; s--) {
smooth[s] = 0.13785 * (2 * P(s) - P(s + 1))
+ 0.0007 * (2 * P(s + 1) - P(s + 2))
+ 0.13785 * (2 * P(s + 2) - P(s + 3))
+ 1.2103 * smooth[s + 1] - 0.4867 * smooth[s + 2];
}
return (0);
}
double P(int index) {
return ((High[index] + Low[index]) / 2.0);
}
void initBuffer(double array[], string label = "", int type = DRAW_NONE, int arrow = 0, int style = EMPTY, int width = EMPTY, color clr = CLR_NONE) {
SetIndexBuffer(buffers, array);
SetIndexLabel(buffers, label);
SetIndexEmptyValue(buffers, EMPTY_VALUE);
SetIndexDrawBegin(buffers, drawBegin);
SetIndexShift(buffers, 0);
SetIndexStyle(buffers, type, style, width);
SetIndexArrow(buffers, arrow);
buffers++;
}
Sample
Analysis
Market Information Used:
Series array that contains the highest prices of each bar
Series array that contains the lowest prices of each bar
Indicator Curves created:
Implements a curve of type type
Indicators Used:
Custom Indicators Used:
Order Management characteristics:
Other Features: