+ /// attribute name of the inner radius
+ inline static const std::string& RMIN_ID()
+ {
+ static const std::string MY_RMIN_ID("rmin");
+ return MY_RMIN_ID;
+ }
+
+ /// attribute name of the outer radius
+ inline static const std::string& RMAX_ID()
+ {
+ static const std::string MY_RMAX_ID("rmax");
+ return MY_RMAX_ID;
+ }
+
+ /// attribute name of the lower phi limit
+ inline static const std::string& PHIMIN_ID()
+ {
+ static const std::string MY_PHIMIN_ID("phimin");
+ return MY_PHIMIN_ID;
+ }
+
+ /// attribute name of the higher phi limit
+ inline static const std::string& PHIMAX_ID()
+ {
+ static const std::string MY_PHIMAX_ID("phimax");
+ return MY_PHIMAX_ID;
+ }
+
+ /// attribute name of the lower theta limit
+ inline static const std::string& THETAMIN_ID()
+ {
+ static const std::string MY_THETAMIN_ID("thetamin");
+ return MY_THETAMIN_ID;
+ }
+
+ /// attribute name of the higher theta limit
+ inline static const std::string& THETAMAX_ID()
+ {
+ static const std::string MY_THETAMAX_ID("thetamax");
+ return MY_THETAMAX_ID;
+ }
+