// Created on: 1997-10-14 // Created by: Olga KOULECHOVA // Copyright (c) 1997-1999 Matra Datavision // Copyright (c) 1999-2014 OPEN CASCADE SAS // // This file is part of Open CASCADE Technology software library. // // This library is free software; you can redistribute it and/or modify it under // the terms of the GNU Lesser General Public License version 2.1 as published // by the Free Software Foundation, with special exception defined in the file // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT // distribution for complete text of the license and disclaimer of any warranty. // // Alternatively, this file may be used under the terms of Open CASCADE // commercial license or contractual agreement. #ifndef _BRepFeat_MakeRevolutionForm_HeaderFile #define _BRepFeat_MakeRevolutionForm_HeaderFile #include #include #include #include #include #include #include #include #include #include class Geom_Plane; class Standard_ConstructionError; class TopoDS_Shape; class TopoDS_Wire; class gp_Ax1; class TopoDS_Edge; class TopoDS_Face; class gp_Pnt; //! MakeRevolutionForm Generates a surface of //! revolution in the feature as it slides along a //! revolved face in the basis shape. //! The semantics of mechanical features is built //! around giving thickness to a contour. This //! thickness can either be unilateral - on one side //! of the contour - or bilateral - on both sides. As //! in the semantics of form features, the thickness //! is defined by construction of shapes in specific contexts. //! The development contexts differ, however,in //! case of mechanical features. Here they include extrusion: //! - to a limiting face of the basis shape //! - to or from a limiting plane //! - to a height. class BRepFeat_MakeRevolutionForm : public BRepFeat_RibSlot { public: DEFINE_STANDARD_ALLOC //! initializes the linear form class. BRepFeat_MakeRevolutionForm(); //! a contour W, a shape Sbase and a plane P are initialized to serve as //! the basic elements in the construction of the rib or groove. The axis Axis of the //! revolved surface in the basis shape defines the feature's axis of revolution. //! Height1 and Height2 may be used as limits to the construction of the feature. //! Fuse offers a choice between: //! - removing matter with a Boolean cut using the setting 0 in case of the groove //! - adding matter with Boolean fusion using the setting 1 in case of the rib. BRepFeat_MakeRevolutionForm(const TopoDS_Shape& Sbase, const TopoDS_Wire& W, const Handle(Geom_Plane)& Plane, const gp_Ax1& Axis, const Standard_Real Height1, const Standard_Real Height2, const Standard_Integer Fuse, Standard_Boolean& Sliding); //! Initializes this construction algorithm //! A contour W, a shape Sbase and a plane P are initialized to serve as the basic elements //! in the construction of the rib or groove. The axis Axis of the revolved surface in the basis //! shape defines the feature's axis of revolution. Height1 and Height2 may be //! used as limits to the construction of the feature. //! Fuse offers a choice between: //! - removing matter with a Boolean cut using the setting 0 in case of the groove //! - adding matter with Boolean fusion using the setting 1 in case of the rib. Standard_EXPORT void Init (const TopoDS_Shape& Sbase, const TopoDS_Wire& W, const Handle(Geom_Plane)& Plane, const gp_Ax1& Axis, const Standard_Real Height1, const Standard_Real Height2, const Standard_Integer Fuse, Standard_Boolean& Sliding); //! Indicates that the edge will slide on the face //! . Raises ConstructionError if the face does not belong to the //! basis shape, or the edge to the prismed shape. Standard_EXPORT void Add (const TopoDS_Edge& E, const TopoDS_Face& OnFace); //! Performs a prism from the wire to the plane //! along the basis shape S. Reconstructs the feature topologically. Standard_EXPORT void Perform(); Standard_EXPORT Standard_Boolean Propagate (TopTools_ListOfShape& L, const TopoDS_Face& F, const gp_Pnt& FPoint, const gp_Pnt& LPoint, Standard_Boolean& falseside); protected: private: gp_Ax1 myAxe; Standard_Real myHeight1; Standard_Real myHeight2; Standard_Boolean mySliding; Handle(Geom_Plane) myPln; Standard_Real myBnd; TopTools_DataMapOfShapeListOfShape mySlface; TopTools_ListOfShape myListOfEdges; Standard_Real myTol; Standard_Real myAngle1; Standard_Real myAngle2; }; #include #endif // _BRepFeat_MakeRevolutionForm_HeaderFile