From 8b8ca504fc9c1fa42f86a906cbea0346071c256f Mon Sep 17 00:00:00 2001
From: Pierre Kancir <pierre.kancir.emn@gmail.com>
Date: Thu, 14 Jul 2022 18:22:11 +0200
Subject: [PATCH] AP_Soaring: make PolarParams const reference

---
 libraries/AP_Soaring/SpeedToFly.h   | 4 ++--
 libraries/AP_Soaring/Variometer.cpp | 2 +-
 libraries/AP_Soaring/Variometer.h   | 4 ++--
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/libraries/AP_Soaring/SpeedToFly.h b/libraries/AP_Soaring/SpeedToFly.h
index 526653a043..a433e82157 100644
--- a/libraries/AP_Soaring/SpeedToFly.h
+++ b/libraries/AP_Soaring/SpeedToFly.h
@@ -11,10 +11,10 @@ class SpeedToFly {
 
     float _CL_estimate = -1.0f;
 
-    Variometer::PolarParams &_polarParams;
+    const Variometer::PolarParams &_polarParams;
 
 public:
-    SpeedToFly(Variometer::PolarParams &polarParams) :_polarParams(polarParams) {}
+    SpeedToFly(const Variometer::PolarParams &polarParams) :_polarParams(polarParams) {}
 
     void update(float Wx, float Wz, float Wexp, float CLmin, float CLmax);
 
diff --git a/libraries/AP_Soaring/Variometer.cpp b/libraries/AP_Soaring/Variometer.cpp
index 408652d220..9cf95179d9 100644
--- a/libraries/AP_Soaring/Variometer.cpp
+++ b/libraries/AP_Soaring/Variometer.cpp
@@ -6,7 +6,7 @@ Manages the estimation of aircraft total energy, drag and vertical air velocity.
 
 #include <AP_Logger/AP_Logger.h>
 
-Variometer::Variometer(const AP_Vehicle::FixedWing &parms, PolarParams &polarParams) :
+Variometer::Variometer(const AP_Vehicle::FixedWing &parms, const PolarParams &polarParams) :
     _aparm(parms),
     _polarParams(polarParams)
 {
diff --git a/libraries/AP_Soaring/Variometer.h b/libraries/AP_Soaring/Variometer.h
index 3f0ae2653b..c8abb1193e 100644
--- a/libraries/AP_Soaring/Variometer.h
+++ b/libraries/AP_Soaring/Variometer.h
@@ -53,7 +53,7 @@ public:
         AP_Float B;
     };
 
-    Variometer(const AP_Vehicle::FixedWing &parms, PolarParams &polarParams);
+    Variometer(const AP_Vehicle::FixedWing &parms, const PolarParams &polarParams);
 
     float alt;
     float reading;
@@ -81,6 +81,6 @@ public:
     float calculate_circling_time_constant(const float thermal_bank);
 
 private:
-    PolarParams &_polarParams;
+    const PolarParams &_polarParams;
 };