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bbsqueeze for Metastock
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 | //+------------------------------------------------------------------+//| bbsqueeze.mq4 |//| Copyright ?2005, Nick Bilak, beluck[AT]gmail.com |//| enhanced a little bit by CJ Rivas, carlos[AT]vealo.com |//+------------------------------------------------------------------+#property copyright "Copyright ?2005, Nick Bilak"#property link "http://metatrader.50webs.com/"#property indicator_separate_window#property indicator_buffers 6#property indicator_color1 Blue#property indicator_color2 Red#property indicator_color3 DarkBlue#property indicator_color4 Maroon#property indicator_color5 Red#property indicator_color6 Lime//---- input parametersextern int bolPrd=20;extern double bolDev=2.0;extern int keltPrd=20;extern double keltFactor=1.5;extern int momPrd=12;//---- buffersdouble upB[];double upB2[];double loB[];double loB2[];double upK[];double loK[];int i,j,slippage=3;double breakpoint=0.0;double ema=0.0;int peakf=0;int peaks=0;int valleyf=0;int valleys=0, limit=0;double ccis[61],ccif[61];double delta=0;double ugol=0;//+------------------------------------------------------------------+//| Custom indicator initialization function |//+------------------------------------------------------------------+int init() {//---- indicators SetIndexStyle(0,DRAW_HISTOGRAM,EMPTY,3); SetIndexBuffer(0,upB); SetIndexEmptyValue(0,EMPTY_VALUE); SetIndexStyle(1,DRAW_HISTOGRAM,EMPTY,3); SetIndexBuffer(1,loB); SetIndexEmptyValue(1,EMPTY_VALUE); SetIndexStyle(4,DRAW_ARROW,EMPTY,2); SetIndexBuffer(4,upK); SetIndexEmptyValue(4,EMPTY_VALUE); SetIndexArrow(4,159); SetIndexStyle(5,DRAW_ARROW,EMPTY,2); SetIndexBuffer(5,loK); SetIndexEmptyValue(5,EMPTY_VALUE); SetIndexArrow(5,159); SetIndexStyle(2,DRAW_HISTOGRAM,EMPTY,3); SetIndexEmptyValue(2,EMPTY_VALUE); SetIndexBuffer(2,upB2); SetIndexStyle(3,DRAW_HISTOGRAM,EMPTY,3); SetIndexEmptyValue(3,EMPTY_VALUE); SetIndexBuffer(3,loB2); //---- return(0); }//+------------------------------------------------------------------+//| Custor indicator deinitialization function |//+------------------------------------------------------------------+int deinit() {//---- //---- return(0); }//+------------------------------------------------------------------+//| Custom indicator iteration function |//+------------------------------------------------------------------+int start() { int counted_bars=IndicatorCounted(); int shift,limit; double diff,d,dPrev, std,bbs; if (counted_bars<0) return(-1); if (counted_bars>0) counted_bars--; limit=Bars-31; if(counted_bars>=31) limit=Bars-counted_bars-1; for (shift=limit;shift>=0;shift--) { //d=iMomentum(NULL,0,momPrd,PRICE_CLOSE,shift); d=LinearRegressionValue(bolPrd,shift); dPrev=LinearRegressionValue(bolPrd,shift+1); if(d>0) { if ((dPrev>0) && (dPrev > d)){ upB2[shift]=d; upB[shift] = 0; } else { upB[shift]= d; upB2[shift] = 0; } //upB[shift]=0; loB[shift]=0; loB2[shift]=0; } else { if ((dPrev<0) && (dPrev < d)){ loB2[shift]=d; loB[shift] = 0; } else { loB[shift]= d; loB2[shift] = 0; } upB[shift]=0; upB2[shift]=0; //loB[shift]=d; } diff = iATR(NULL,0,keltPrd,shift)*keltFactor; std = iStdDev(NULL,0,bolPrd,MODE_SMA,0,PRICE_CLOSE,shift); bbs = bolDev * std / diff; if(bbs<1) { upK[shift]=0; loK[shift]=EMPTY_VALUE; } else { loK[shift]=0; upK[shift]=EMPTY_VALUE; } } return(0); }//+------------------------------------------------------------------+double LinearRegressionValue(int Len,int shift) { double SumBars = 0; double SumSqrBars = 0; double SumY = 0; double Sum1 = 0; double Sum2 = 0; double Slope = 0; SumBars = Len * (Len-1) * 0.5; SumSqrBars = (Len - 1) * Len * (2 * Len - 1)/6; for (int x=0; x<=Len-1;x++) { double HH = Low[x+shift]; double LL = High[x+shift]; for (int y=x; y<=(x+Len)-1; y++) { HH = MathMax(HH, High[y+shift]); LL = MathMin(LL, Low[y+shift]); } Sum1 += x* (Close[x+shift]-((HH+LL)/2 + iMA(NULL,0,Len,0,MODE_EMA,PRICE_CLOSE,x+shift))/2); SumY += (Close[x+shift]-((HH+LL)/2 + iMA(NULL,0,Len,0,MODE_EMA,PRICE_CLOSE,x+shift))/2); } Sum2 = SumBars * SumY; double Num1 = Len * Sum1 - Sum2; double Num2 = SumBars * SumBars-Len * SumSqrBars; if (Num2 != 0.0) { Slope = Num1/Num2; } else { Slope = 0; } double Intercept = (SumY - Slope*SumBars) /Len; double LinearRegValue = Intercept+Slope * (Len - 1); return (LinearRegValue);} |