#include <Standard_Stream.hxx>
#include <GEOMImpl_OffsetDriver.hxx>
#include <GEOMImpl_IOffset.hxx>
#include <GEOMImpl_Types.hxx>
#include <GEOM_Function.hxx>
#include <GEOMUtils.hxx>
#include <BRepClass3d_SolidClassifier.hxx>
#include <BRepOffsetAPI_MakeOffsetShape.hxx>
#include <BRepOffsetAPI_MakeThickSolid.hxx>
#include <TopAbs.hxx>
#include <TopExp.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Shape.hxx>
#include <Precision.hxx>
#include <Standard_ConstructionError.hxx>
#include <StdFail_NotDone.hxx>