#include <TMath.h>
-static const Double_t k2PI = 2*TMath::Pi();
-static const Double_t kDegrad = TMath::Pi()/180;
-static const Double_t kRaddeg = 180/TMath::Pi();
+#define k2PI TMath::TwoPi()
+#define kDegrad TMath::DegToRad()
+#define kRaddeg TMath::RadToDeg()
#endif