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refactor: Upgraded with 3-digit Gamma precision and strict chronological state safety

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Toh4iem9
2026-06-30 14:47:20 +02:00
parent 5f1c72729c
commit 1c3cef4bb6
1 changed files with 18 additions and 8 deletions
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Indicators/MyIndicators/Authors/Ehlers/4_Channels_and_Bands/Laguerre_Channel_Pro.mq5
+18 -8
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@@ -3,7 +3,7 @@
//| Copyright 2026, xxxxxxxx| //| Copyright 2026, xxxxxxxx|
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
#property copyright "Copyright 2026, xxxxxxxx" #property copyright "Copyright 2026, xxxxxxxx"
#property version "1.00" #property version "1.10" // Upgraded with 3-digit Gamma precision and strict chronological state safety
#property description "Laguerre Channel (Keltner Concept): Laguerre Filter Middle Line + ATR Bands." #property description "Laguerre Channel (Keltner Concept): Laguerre Filter Middle Line + ATR Bands."
#property indicator_chart_window #property indicator_chart_window
@@ -35,16 +35,16 @@
//--- Input Parameters //--- Input Parameters
input group "Laguerre Settings" input group "Laguerre Settings"
input double InpGamma = 0.7; input double InpGamma = 0.7; // Gamma (0.0 - 1.0, e.g. 0.236, 0.382)
input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice = PRICE_CLOSE_STD; input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice = PRICE_CLOSE_STD; // Price Source
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
//| | //| |
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
input group "Channel (ATR) Settings" input group "Channel (ATR) Settings"
input int InpAtrPeriod = 14; input int InpAtrPeriod = 14; // ATR Period
input double InpMultiplier = 2.0; input double InpMultiplier = 2.0; // ATR Multiplier
input ENUM_ATR_SOURCE InpAtrSource = ATR_SOURCE_STANDARD; input ENUM_ATR_SOURCE InpAtrSource = ATR_SOURCE_STANDARD; // ATR Source Price
//--- Buffers //--- Buffers
double BufferUpper[]; double BufferUpper[];
@@ -80,9 +80,9 @@ int OnInit()
return(INIT_FAILED); return(INIT_FAILED);
} }
//--- Shortname //--- Shortname - Updated format string to %.3f to support exact Fibonacci decimals
string type = (InpSourcePrice <= PRICE_HA_CLOSE) ? " HA" : ""; string type = (InpSourcePrice <= PRICE_HA_CLOSE) ? " HA" : "";
IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Laguerre Ch%s(%.2f, ATR %d)", type, InpGamma, InpAtrPeriod)); IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Laguerre Ch%s(%.3f, ATR %d)", type, InpGamma, InpAtrPeriod));
//--- Visuals //--- Visuals
int draw_begin = InpAtrPeriod; int draw_begin = InpAtrPeriod;
@@ -120,6 +120,16 @@ int OnCalculate(const int rates_total,
if(rates_total < InpAtrPeriod) if(rates_total < InpAtrPeriod)
return(0); return(0);
if(CheckPointer(g_calculator) == POINTER_INVALID)
return(0);
//--- Force strict chronological indexing for state-safety on input price arrays
ArraySetAsSeries(time, false);
ArraySetAsSeries(open, false);
ArraySetAsSeries(high, false);
ArraySetAsSeries(low, false);
ArraySetAsSeries(close, false);
ENUM_APPLIED_PRICE price_type = (InpSourcePrice <= PRICE_HA_CLOSE) ? ENUM_APPLIED_PRICE price_type = (InpSourcePrice <= PRICE_HA_CLOSE) ?
(ENUM_APPLIED_PRICE)(-(int)InpSourcePrice) : (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice) :
(ENUM_APPLIED_PRICE)InpSourcePrice; (ENUM_APPLIED_PRICE)InpSourcePrice;