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//+------------------------------------------------------------------+
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//| GScore_Pro.mq5 |
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//| Copyright 2026, xxxxxxxx|
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2026, xxxxxxxx"
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#property version "1.00" // Dynamic G-Score statistical cycle oscillator
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#property description "Professional G-Score (Ehlers 2-Pole Gaussian Z-Score)."
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#property description "5-Zone logic: Neutral, Flow (Bull/Bear), Extreme (Bull/Bear) with dynamic Signal Line."
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#property indicator_separate_window
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#property indicator_buffers 3 // 3 buffers (G-Score + Color index + Signal Line)
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#property indicator_plots 2 // 2 Plots (Histogram + Signal Line)
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//--- Institutional Levels Configuration (Dynamic Sigma limits)
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#property indicator_level1 2.5
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#property indicator_level2 2.0
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#property indicator_level3 1.5
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#property indicator_level4 -1.5
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#property indicator_level5 -2.0
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#property indicator_level6 -2.5
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#property indicator_levelcolor clrSilver
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#property indicator_levelstyle STYLE_DOT
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//--- Plot 1: Color Histogram (5-Zone Thermal Palette)
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#property indicator_label1 "G-Score"
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#property indicator_type1 DRAW_COLOR_HISTOGRAM
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#property indicator_color1 clrGray, clrCoral, clrOrangeRed, clrLightSkyBlue, clrDeepSkyBlue
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 2
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//--- Plot 2: Optional Signal Line (Wyckoff Reversal Trigger)
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#property indicator_label2 "Signal"
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#property indicator_type2 DRAW_LINE
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#property indicator_color2 clrFireBrick
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#property indicator_style2 STYLE_SOLID
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#property indicator_width2 1
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#include <MyIncludes\GScore_Calculator.mqh>
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#include <MyIncludes\MovingAverage_Engine.mqh>
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//--- Input Parameters ---
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input int InpPeriod = 20; // Gaussian Cutoff / Volatility Period
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input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice = PRICE_CLOSE_STD; // Applied Price
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//--- Signal Line Parameters (Dynamic MA Engine Integration)
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input bool InpShowSignal = true; // Show Signal Line?
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input int InpSignalPeriod = 5; // Signal Line Period
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input ENUM_MA_TYPE InpSignalType = SMA; // Signal Line MA Type
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//--- Buffers
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double ExtGScoreBuffer[];
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double ExtColorsBuffer[];
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double ExtSignalBuffer[];
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//--- Volume Cache to support Volume-Weighted types (VWMA) on custom arrays
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double g_double_volume[];
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//--- Global Engines
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CGScoreCalculator *g_calc;
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CMovingAverageCalculator *g_signal_calculator;
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//+------------------------------------------------------------------+
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//| OnInit |
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//+------------------------------------------------------------------+
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int OnInit()
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{
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//--- Bind Buffers
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SetIndexBuffer(0, ExtGScoreBuffer, INDICATOR_DATA);
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SetIndexBuffer(1, ExtColorsBuffer, INDICATOR_COLOR_INDEX);
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SetIndexBuffer(2, ExtSignalBuffer, INDICATOR_DATA);
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ArraySetAsSeries(ExtGScoreBuffer, false);
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ArraySetAsSeries(ExtColorsBuffer, false);
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ArraySetAsSeries(ExtSignalBuffer, false);
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//--- Configure Core G-Score Calculator
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bool use_ha = (InpSourcePrice <= PRICE_HA_CLOSE);
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g_calc = new CGScoreCalculator();
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if(CheckPointer(g_calc) == POINTER_INVALID || !g_calc.Init(InpPeriod, use_ha))
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{
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Print("Error: Failed to initialize GScore Calculator.");
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return INIT_FAILED;
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}
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//--- Configure Optional Signal Line Calculator
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if(InpShowSignal)
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{
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// Explicitly restore DRAW_LINE & Label in case it was previously disabled
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PlotIndexSetInteger(1, PLOT_DRAW_TYPE, DRAW_LINE);
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PlotIndexSetString(1, PLOT_LABEL, "Signal");
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g_signal_calculator = new CMovingAverageCalculator();
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if(CheckPointer(g_signal_calculator) == POINTER_INVALID || !g_signal_calculator.Init(InpSignalPeriod, InpSignalType))
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{
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Print("Error: Failed to initialize Signal Line Calculator Engine.");
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return INIT_FAILED;
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}
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}
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else
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{
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// Set DRAW_NONE and clear Label to fully purge it from the MT5 Data Window
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PlotIndexSetInteger(1, PLOT_DRAW_TYPE, DRAW_NONE);
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PlotIndexSetString(1, PLOT_LABEL, NULL);
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}
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//--- Dynamically set the indicator short name
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string short_name = "";
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if(InpShowSignal)
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{
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string sig_name = EnumToString(InpSignalType);
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StringToUpper(sig_name);
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short_name = StringFormat("G-Score Pro (%d%s) %s(%d)", InpPeriod, (use_ha ? " HA" : ""), sig_name, InpSignalPeriod);
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}
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else
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{
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short_name = StringFormat("G-Score Pro (%d%s)", InpPeriod, (use_ha ? " HA" : ""));
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}
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IndicatorSetString(INDICATOR_SHORTNAME, short_name);
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PlotIndexSetString(0, PLOT_LABEL, "G-Score");
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IndicatorSetInteger(INDICATOR_DIGITS, 2);
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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//| OnDeinit |
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//+------------------------------------------------------------------+
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void OnDeinit(const int reason)
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{
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if(CheckPointer(g_calc) != POINTER_INVALID)
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delete g_calc;
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if(CheckPointer(g_signal_calculator) != POINTER_INVALID)
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delete g_signal_calculator;
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}
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//+------------------------------------------------------------------+
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//| OnCalculate |
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//+------------------------------------------------------------------+
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int OnCalculate(const int rates_total,
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const int prev_calculated,
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const datetime &time[],
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const double &open[],
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const double &high[],
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const double &low[],
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const double &close[],
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const long &tick_volume[],
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const long &volume[],
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const int &spread[])
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{
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if(rates_total < InpPeriod + 5)
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return 0;
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// Convert custom HA price mapping back to standard ENUM_APPLIED_PRICE
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ENUM_APPLIED_PRICE price_type = (InpSourcePrice <= PRICE_HA_CLOSE) ? (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice) : (ENUM_APPLIED_PRICE)InpSourcePrice;
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//--- Convert long volume to double cache array in O(1) incrementally
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ArrayResize(g_double_volume, rates_total);
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int start_sync = (prev_calculated > 0) ? prev_calculated - 1 : 0;
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long volume_limit = (long)SymbolInfoDouble(_Symbol, SYMBOL_VOLUME_LIMIT);
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if(volume_limit > 0)
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{
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for(int i = start_sync; i < rates_total; i++)
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g_double_volume[i] = (double)volume[i];
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}
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else
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{
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for(int i = start_sync; i < rates_total; i++)
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g_double_volume[i] = (double)tick_volume[i];
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}
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//--- 1. Calculate Core Mathematical Values (O(1) Engine)
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g_calc.Calculate(rates_total, prev_calculated, price_type, open, high, low, close, ExtGScoreBuffer);
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//--- 2. Calculate Optional Signal Line on top of G-Score values (Handles VWMA dynamically)
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if(InpShowSignal && CheckPointer(g_signal_calculator) != POINTER_INVALID)
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{
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// Source start index is 'InpPeriod' since G-Score before that index is empty/unstable
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g_signal_calculator.CalculateOnArray(rates_total, prev_calculated, ExtGScoreBuffer, g_double_volume, ExtSignalBuffer, InpPeriod);
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}
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//--- 3. Apply 5-Zone Color Mapping Loop (O(1) incremental)
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int start = (prev_calculated > 0) ? prev_calculated - 1 : 0;
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for(int i = start; i < rates_total; i++)
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{
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double v = ExtGScoreBuffer[i];
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//--- 5-Zone Thermal Color Mapping
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if(v >= 2.0)
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ExtColorsBuffer[i] = 2.0; // Bull Extreme (Hot) -> OrangeRed
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else
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if(v >= 1.5)
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ExtColorsBuffer[i] = 1.0; // Bull Flow (Warming) -> Coral
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else
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if(v <= -2.0)
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ExtColorsBuffer[i] = 4.0; // Bear Extreme (Freezing) -> DeepSkyBlue
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else
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if(v <= -1.5)
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ExtColorsBuffer[i] = 3.0; // Bear Flow (Cooling) -> LightSkyBlue
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else
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ExtColorsBuffer[i] = 0.0; // Noise -> Gray
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}
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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//+------------------------------------------------------------------+
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