From fdc7dac61c518b829215f0f4b8f78de6b45f25e9 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Mon, 16 Dec 2019 21:04:53 +1100
Subject: [PATCH] SITL: added SIM_MAG_SCALING

---
 libraries/SITL/SITL.cpp | 2 ++
 libraries/SITL/SITL.h   | 1 +
 2 files changed, 3 insertions(+)

diff --git a/libraries/SITL/SITL.cpp b/libraries/SITL/SITL.cpp
index e111a1829f..5e1520fe38 100644
--- a/libraries/SITL/SITL.cpp
+++ b/libraries/SITL/SITL.cpp
@@ -195,6 +195,8 @@ const AP_Param::GroupInfo SITL::var_info2[] = {
     // @Path: ./SIM_ToneAlarm.cpp
     AP_SUBGROUPINFO(tonealarm_sim, "TA_", 57, SITL, ToneAlarm),
 
+    AP_GROUPINFO("MAG_SCALING",    60, SITL,  mag_scaling, 1),
+
     AP_GROUPEND
 
 };
diff --git a/libraries/SITL/SITL.h b/libraries/SITL/SITL.h
index 7552ad33ec..d321818c47 100644
--- a/libraries/SITL/SITL.h
+++ b/libraries/SITL/SITL.h
@@ -179,6 +179,7 @@ public:
     AP_Int8  baro_count; // number of simulated baros to create
     AP_Int8 gps_hdg_enabled; // enable the output of a NMEA heading HDT sentence
     AP_Int32 loop_delay; // extra delay to add to every loop
+    AP_Float mag_scaling; // scaling factor on first compasses
 
     // wind control
     enum WindType {