-- Created on: 1998-07-22 -- Created by: Philippe MANGIN -- Copyright (c) 1998-1999 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. class PipeShell from BRepFill inherits TShared from MMgt ---Purpose: Perform general sweeping construction uses Dir from gp, Ax2 from gp, Trsf from gp, Function from Law, ListOfShape from TopTools, HArray2OfShape from TopTools, Shape from TopoDS, Wire from TopoDS, Vertex from TopoDS, TransitionStyle from BRepFill, Trihedron from GeomFill, PipeError from GeomFill, LocationLaw from BRepFill, SectionLaw from BRepFill, Section from BRepFill, Sweep from BRepFill, DataMapOfShapeListOfShape from TopTools, SequenceOfSection from BRepFill, TypeOfContact from BRepFill raises DomainError from Standard, NotDone from StdFail is Create( Spine : Wire from TopoDS) ---Level: Public returns PipeShell from BRepFill; -- ================================= -- Methodes Set -- ================================= ---Purpose: Set an sweep's mode -- If no mode are setted, the mode use in MakePipe is used ---See Also: GeomFill_IsCorrectedFrenet Set(me : mutable; Frenet : Boolean = Standard_False); ---Purpose: Set an Frenet or an CorrectedFrenet trihedron -- to perform the sweeping ---Level: Public ---See Also:GeomFill_IsCorrectedFrenet SetDiscrete(me : mutable); ---Purpose: Set a Discrete trihedron -- to perform the sweeping ---Level: Public ---See Also:GeomFill_IsDiscreteTrihedron Set(me : mutable; Axe : Ax2 from gp); ---Purpose: Set an fixed trihedron to perform the sweeping -- all sections will be parallel. ---Level: Public ---See Also: GeomFill_IsFixed Set(me : mutable; BiNormal : Dir from gp); ---Purpose: Set an fixed BiNormal direction to perform -- the sweeping ---Level: Public ---See Also: GeomFill_IsConstantNormal Set(me : mutable; SpineSupport : Shape from TopoDS) ---Purpose: Set support to the spine to define the BiNormal -- at the spine, like the normal the surfaces. -- Warning: To be effective, Each edge of the must -- have an representaion on one face of ---Level: Public ---See Also: GeomFill_IsDarboux returns Boolean; Set(me : mutable; AuxiliarySpine : Wire from TopoDS; CurvilinearEquivalence : Boolean = Standard_True; KeepContact : TypeOfContact from BRepFill = BRepFill_NoContact ); ---Purpose: Set an auxiliary spine to define the Normal -- For each Point of the Spine P, an Point Q is evalued -- on -- If -- Q split with the same length ratio -- than P split . -- Else the plan define by P and the tangent to the -- intersect in Q. -- If the Normal is defined to assume like the sweeped -- section is in contact to the -- Else the Normal is defined by the vector PQ. ---Level: Public SetForceApproxC1(me : mutable; ForceApproxC1 : Boolean from Standard); ---Purpose: Set the flag that indicates attempt to approximate -- a C1-continuous surface if a swept surface proved -- to be C0. -- ================================= -- Methodes to define section(s) -- ================================= ---Purpose: Give section to sweep. -- Possibilities are : -- - Give one or sevral profile -- - Give one profile and an homotetic law. -- - Automatic compute of correspondance beetween profile, and section -- on the sweeped shape -- - correspondance beetween profile, and section on the sweeped shape -- defined by a vertex of the spine -- -"WithCorrection" The profile is rotated to have a Normal -- -- parallel to the trihedron's normal and have tangent -- perpendicular to the trihedron's tangent. Add(me:mutable; Profile : Shape from TopoDS; WithContact : Boolean = Standard_False; WithCorrection : Boolean = Standard_False ); ---Purpose: Set an section. The corespondance with the spine, will -- be automaticaly performed. ---Level: Public Add(me:mutable; Profile : Shape from TopoDS; Location : Vertex from TopoDS; WithContact : Boolean = Standard_False; WithCorrection : Boolean = Standard_False) ---Purpose: Set an section. The corespondance with the spine, is -- given by ---Level: Public raises DomainError; -- if the do not contain SetLaw(me :mutable; Profile : Shape from TopoDS; L : Function from Law; WithContact : Boolean = Standard_False; WithCorrection : Boolean = Standard_False); ---Purpose: Set an section and an homotetic law. -- The homotetie's centers is given by point on the . ---Level: Public SetLaw(me :mutable; Profile : Shape from TopoDS; L : Function from Law; Location : Vertex from TopoDS; WithContact : Boolean = Standard_False; WithCorrection : Boolean = Standard_False); ---Purpose: Set an section and an homotetic law. -- The homotetie center is given by point on the ---Level: Public Delete(me : mutable; Profile : Shape from TopoDS); ---Purpose: Delete an section. ---Level: Public -- ======================================== -- Methodes to perform and read shape -- ======================================== IsReady(me) ---Purpose: Say if is ready to build the shape -- return False if do not have section definition returns Boolean; GetStatus(me) ---Purpose: Get a status, when Simulate or Build failed. returns PipeError from GeomFill; SetTolerance(me : mutable; Tol3d : Real = 1.0e-4; BoundTol : Real = 1.0e-4; TolAngular : Real = 1.0e-2); SetTransition(me : mutable; Mode :TransitionStyle from BRepFill = BRepFill_Modified; Angmin : Real = 1.0e-2; Angmax : Real = 6.0) ---Purpose: Set the Transition Mode to manage discontinuities -- on the sweep. ---Level: Public is static; Simulate(me : mutable; NumberOfSection : Integer; Sections : out ListOfShape from TopTools) ---Purpose: Perform simulation of the sweep : -- Somes Section are returned. ---Level: Public raises NotDone; -- If it is not Ready Build(me : mutable) ---Purpose: Builds the resulting shape (redefined from MakeShape). ---Level: Public returns Boolean raises NotDone -- If it is not Ready is static; MakeSolid(me : mutable) ---Purpose: Transform the sweeping Shell in Solid. -- If the section are not closed returns False ---Level: Public returns Boolean raises NotDone; -- If is not Builded; Shape (me) ---Purpose: Returns the result Shape. ---C++: return const & ---Level: Public returns Shape from TopoDS is static; FirstShape (me) ---Purpose: Returns the TopoDS Shape of the bottom of the sweep. ---C++: return const & ---Level: Public returns Shape from TopoDS is static; LastShape (me) ---Purpose: Returns the TopoDS Shape of the top of the sweep. ---C++: return const & ---Level: Public returns Shape from TopoDS is static; Generated (me: mutable; S : Shape from TopoDS; L : out ListOfShape from TopTools) ---Purpose: Returns the list of shapes generated from the -- shape . ---Level: Public is static; Prepare(me: mutable) is private; Place(me : mutable; Sec : Section from BRepFill; W : out Wire from TopoDS; Trsf : out Trsf from gp; param : out Real from Standard) is private; ResetLoc(me : mutable) is private; BuildHistory(me: mutable; theSweep: Sweep from BRepFill) is private; fields mySpine : Wire from TopoDS; myFirst : Shape from TopoDS; myLast : Shape from TopoDS; myShape : Shape from TopoDS; mySeq : SequenceOfSection from BRepFill; myGenMap : DataMapOfShapeListOfShape from TopTools; myTol3d : Real; myBoundTol : Real; myTolAngular : Real; angmin, angmax : Real; myForceApproxC1 : Boolean; myLaw : Function from Law; myIsAutomaticLaw : Boolean from Standard; myLocation : LocationLaw from BRepFill; mySection : SectionLaw from BRepFill; myFaces : HArray2OfShape from TopTools; myTrihedron : Trihedron from GeomFill; myTransition : TransitionStyle from BRepFill; myStatus : PipeError from GeomFill; end PipeShell;