[Positioning] Add PosUtil::rad2deg()

owlps-positioning/src/posutil.cc

@@ -5,11 +5,23 @@
 
 #include <owlps.h>
 
+#include <cmath>
+
 using namespace std ;
 using std::tr1::unordered_map ;
 
 
 
+/* *** Maths *** */
+
+
+double PosUtil::rad2deg(const double &radians)
+{
+  return radians * (180.0 / M_PI) ;
+}
+
+
+
 /* *** Measurements *** */
 
 

owlps-positioning/src/posutil.hh

@@ -13,6 +13,12 @@ public:
   /// The speed of light, in m/s
   static const unsigned long LIGHT_SPEED = 299792458 ;
 
+  /** @name Maths */
+  //@{
+  /// Return the degree value of \em radians
+  static double rad2deg(const double &radians) ;
+  //@}
+
   /** @name Measurements */
   //@{
   /// Mutually completes two Measurement lists with missing APs