From cb2b85d50599a74af06c2d80745b068af1e91481 Mon Sep 17 00:00:00 2001
From: Ulrich Meine <ulrich.meine@web.de>
Date: Sat, 17 Jan 2026 13:45:41 +0100
Subject: [PATCH] Data Calibration: Extend no. of calibration instances from 3
 to 4

---
 lib/obp60task/OBPDataOperations.h |  2 +-
 lib/obp60task/config.json         | 74 +++++++++++++++++++++++++++++++
 lib/obp60task/config_obp40.json   | 74 +++++++++++++++++++++++++++++++
 3 files changed, 149 insertions(+), 1 deletion(-)

diff --git a/lib/obp60task/OBPDataOperations.h b/lib/obp60task/OBPDataOperations.h
index e42e293..9c5b783 100644
--- a/lib/obp60task/OBPDataOperations.h
+++ b/lib/obp60task/OBPDataOperations.h
@@ -22,7 +22,7 @@ private:
     std::unordered_map<std::string, double> lastValue; // array for last smoothed values of boat data values
     GwLog* logger;
 
-    static constexpr int8_t MAX_CALIBRATION_DATA = 3; // maximum number of calibration data instances
+    static constexpr int8_t MAX_CALIBRATION_DATA = 4; // maximum number of calibration data instances
 
 public:
     CalibrationData(GwLog* log);
diff --git a/lib/obp60task/config.json b/lib/obp60task/config.json
index 0616a39..e897c7f 100644
--- a/lib/obp60task/config.json
+++ b/lib/obp60task/config.json
@@ -919,6 +919,80 @@
             { "calInstance3": ["AWA", "AWS", "COG", "DBS", "DBT", "HDM", "HDT", "PRPOS", "RPOS", "SOG", "STW", "TWA", "TWS", "TWD", "WTemp" ] }
         ]
     },
+    {
+        "name": "calInstance4",
+        "label": "Calibration Data Instance 4",
+        "type": "list",
+        "default": "---",
+        "description": "Data instance for calibration",
+        "list": [
+            "---",
+            "AWA",
+            "AWS",
+            "COG",
+            "DBS",
+            "DBT",
+            "HDM",
+            "HDT",
+            "PRPOS",
+            "RPOS",
+            "SOG",
+            "STW",
+            "TWA",
+            "TWS",
+            "TWD",
+            "WTemp"
+        ],
+        "category": "OBP60 Calibrations",
+        "capabilities": {
+            "obp60":"true"
+        }
+    },
+    {
+        "name": "calOffset4",
+        "label": "Data Instance 4 Calibration Offset",
+        "type": "number",
+        "default": "0.00",
+        "description": "Offset for data instance 4",
+        "category": "OBP60 Calibrations",
+        "capabilities": {
+            "obp60":"true"
+        },
+        "condition": [
+            { "calInstance4": ["AWA", "AWS", "COG", "DBS", "DBT", "HDM", "HDT", "PRPOS", "RPOS", "SOG", "STW", "TWA", "TWS", "TWD", "WTemp" ] }
+        ]
+    },
+    {
+        "name": "calSlope4",
+        "label": "Data Instance 4 Calibration Slope",
+        "type": "number",
+        "default": "1.00",
+        "description": "Slope for data instance 3; Default: 1(!)",
+        "category": "OBP60 Calibrations",
+        "capabilities": {
+            "obp60":"true"
+        },
+        "condition": [
+            { "calInstance4": ["AWA", "AWS", "COG", "DBS", "DBT", "HDM", "HDT", "PRPOS", "RPOS", "SOG", "STW", "TWA", "TWS", "TWD", "WTemp" ] }
+        ]
+    },
+    {
+        "name": "calSmooth4",
+        "label": "Data Instance 4 Smoothing",
+        "type": "number",
+        "default": "0",
+        "check": "checkMinMax",
+        "min": 0,
+        "max": 10,
+        "description": "Smoothing factor [0..10]; 0 = no smoothing",
+        "category": "OBP60 Calibrations",
+        "capabilities": {
+            "obp60":"true"
+        },
+        "condition": [
+            { "calInstance4": ["AWA", "AWS", "COG", "DBS", "DBT", "HDM", "HDT", "PRPOS", "RPOS", "SOG", "STW", "TWA", "TWS", "TWD", "WTemp" ] }
+        ]
+    },
     {
         "name": "mapsource",
         "label": "Map Source",
diff --git a/lib/obp60task/config_obp40.json b/lib/obp60task/config_obp40.json
index bb0478a..1fbc987 100644
--- a/lib/obp60task/config_obp40.json
+++ b/lib/obp60task/config_obp40.json
@@ -930,6 +930,80 @@
             { "calInstance3": ["AWA", "AWS", "COG", "DBS", "DBT", "HDM", "HDT", "PRPOS", "RPOS", "SOG", "STW", "TWA", "TWS", "TWD", "WTemp" ] }
         ]
     },
+    {
+        "name": "calInstance4",
+        "label": "Calibration Data Instance 4",
+        "type": "list",
+        "default": "---",
+        "description": "Data instance for calibration",
+        "list": [
+            "---",
+            "AWA",
+            "AWS",
+            "COG",
+            "DBS",
+            "DBT",
+            "HDM",
+            "HDT",
+            "PRPOS",
+            "RPOS",
+            "SOG",
+            "STW",
+            "TWA",
+            "TWS",
+            "TWD",
+            "WTemp"
+        ],
+        "category": "OBP40 Calibrations",
+        "capabilities": {
+            "obp40": "true"
+        }
+    },
+    {
+        "name": "calOffset4",
+        "label": "Data Instance 4 Calibration Offset",
+        "type": "number",
+        "default": "0.00",
+        "description": "Offset for data instance 4",
+        "category": "OBP40 Calibrations",
+        "capabilities": {
+            "obp40":"true"
+        },
+        "condition": [
+            { "calInstance4": ["AWA", "AWS", "COG", "DBS", "DBT", "HDM", "HDT", "PRPOS", "RPOS", "SOG", "STW", "TWA", "TWS", "TWD", "WTemp" ] }
+        ]
+    },
+    {
+        "name": "calSlope4",
+        "label": "Data Instance 4 Calibration Slope",
+        "type": "number",
+        "default": "1.00",
+        "description": "Slope for data instance 4, Default: 1(!)",
+        "category": "OBP40 Calibrations",
+        "capabilities": {
+            "obp40":"true"
+        },
+        "condition": [
+            { "calInstance4": ["AWA", "AWS", "COG", "DBS", "DBT", "HDM", "HDT", "PRPOS", "RPOS", "SOG", "STW", "TWA", "TWS", "TWD", "WTemp" ] }
+        ]
+    },
+    {
+        "name": "calSmooth4",
+        "label": "Data Instance 4 Smoothing",
+        "type": "number",
+        "default": "0",
+        "check": "checkMinMax",
+        "min": 0,
+        "max": 10,
+        "description": "Smoothing factor [0..10]; 0 = no smoothing",
+        "category": "OBP40 Calibrations",
+        "capabilities": {
+            "obp40":"true"
+        },
+        "condition": [
+            { "calInstance4": ["AWA", "AWS", "COG", "DBS", "DBT", "HDM", "HDT", "PRPOS", "RPOS", "SOG", "STW", "TWA", "TWS", "TWD", "WTemp" ] }
+        ]
+    },
     {
         "name": "mapsource",
         "label": "Map Source",