RichSmartIDMCUtils: Add isCherenkovRadiation overload that deduces radiator from SmartID RICH

Rich/RichFutureMCUtils/include/RichFutureMCUtils/RichSmartIDMCUtils.h

@@ -64,6 +64,12 @@ namespace Rich::Future::MC::Relations {
     /// Checks if the given RichSmartID is the result of true Cherenkov
     bool isCherenkovRadiation( const LHCb::RichSmartID id, const Rich::RadiatorType rad ) const;
 
+    /// Checks if the given RichSmartID is the result of true Cherenkov
+    inline bool isCherenkovRadiation( const LHCb::RichSmartID id ) const {
+      const auto rad = ( Rich::Rich1 == id.rich() ? Rich::Rich1Gas : Rich::Rich2Gas );
+      return isCherenkovRadiation( id, rad );
+    }
+
     /// Checks if the given cluster is the result of true Cherenkov
     bool isCherenkovRadiation( const Rich::PDPixelCluster& cluster, const Rich::RadiatorType rad ) const;