AP_Param: avoid a notify if value is already correct

8 years ago · eaa68f32e3
1 changed files with 4 additions and 2 deletions
--- a/libraries/AP_Param/AP_Param.h
+++ b/libraries/AP_Param/AP_Param.h
@ -536,8 +536,10 @@ public:
				@@ -536,8 +536,10 @@ public:
    /// Value setter - set value, tell GCS
    ///
    void set_and_notify(const T &v) {
-        set(v);
-        notify();
+        if (v != _value) {
+            set(v);
+            notify();
+        }
    }

    /// Combined set and save