From c82812fb3e59bd50be3a8f34f05adb05bce08d46 Mon Sep 17 00:00:00 2001
From: Toh4iem9 <Toh4iem9@forge.mql5.io>
Date: Sat, 3 Jan 2026 11:32:12 +0100
Subject: [PATCH] refactor(indicators): Optimized for incremental calculation

---
 .../Authors/Ehlers/3_Adaptive_MAs/DSMA_Pro.mq5 | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/Indicators/MyIndicators/Authors/Ehlers/3_Adaptive_MAs/DSMA_Pro.mq5 b/Indicators/MyIndicators/Authors/Ehlers/3_Adaptive_MAs/DSMA_Pro.mq5
index 76ae43a..2a74696 100644
--- a/Indicators/MyIndicators/Authors/Ehlers/3_Adaptive_MAs/DSMA_Pro.mq5
+++ b/Indicators/MyIndicators/Authors/Ehlers/3_Adaptive_MAs/DSMA_Pro.mq5
@@ -1,10 +1,9 @@
 //+------------------------------------------------------------------+
 //|                                                     DSMA_Pro.mq5 |
 //|                                          Copyright 2025, xxxxxxxx|
-//|                                                                  |
 //+------------------------------------------------------------------+
 #property copyright "Copyright 2025, xxxxxxxx"
-#property version   "1.00"
+#property version   "2.00" // Optimized for incremental calculation
 #property description "John Ehlers' DSMA (Deviation Scaled Moving Average)."
 
 #property indicator_chart_window
@@ -14,7 +13,7 @@
 #property indicator_type1   DRAW_LINE
 #property indicator_color1  clrNavy
 #property indicator_style1  STYLE_SOLID
-#property indicator_width1  1
+#property indicator_width1  2
 
 #include <MyIncludes\DSMA_Calculator.mqh>
 
@@ -65,7 +64,16 @@ void OnDeinit(const int reason)
   }
 
 //+------------------------------------------------------------------+
-int OnCalculate(const int rates_total, const int, const datetime&[], const double &open[], const double &high[], const double &low[], const double &close[], const long&[], const long&[], const int&[])
+int OnCalculate(const int rates_total,
+                const int prev_calculated,
+                const datetime &time[],
+                const double &open[],
+                const double &high[],
+                const double &low[],
+                const double &close[],
+                const long &tick_volume[],
+                const long &volume[],
+                const int &spread[])
   {
    if(CheckPointer(g_calculator) == POINTER_INVALID)
       return 0;
@@ -76,7 +84,7 @@ int OnCalculate(const int rates_total, const int, const datetime&[], const doubl
    else
       price_type = (ENUM_APPLIED_PRICE)InpSourcePrice;
 
-   g_calculator.Calculate(rates_total, price_type, open, high, low, close, BufferDSMA);
+   g_calculator.Calculate(rates_total, prev_calculated, price_type, open, high, low, close, BufferDSMA);
    return(rates_total);
   }
 //+------------------------------------------------------------------+