HYDROGUI_VTKPrsDriver* getDriver( const int theViewId, const Handle(HYDROData_Entity)& theObj );
HYDROGUI_VTKPrsDriver* myDriver;
HYDROGUI_VTKPrsDriver* getDriver( const int theViewId, const Handle(HYDROData_Entity)& theObj );
HYDROGUI_VTKPrsDriver* myDriver;