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242 lines
10 KiB
C++
242 lines
10 KiB
C++
// Created on: 1993-01-27
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// Created by: Philippe DAUTRY
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// Copyright (c) 1993-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _BRepSweep_NumLinearRegularSweep_HeaderFile
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#define _BRepSweep_NumLinearRegularSweep_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <BRepSweep_Builder.hxx>
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#include <TopoDS_Shape.hxx>
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#include <BRepSweep_Tool.hxx>
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#include <Sweep_NumShapeTool.hxx>
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#include <TopTools_Array2OfShape.hxx>
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#include <TColStd_Array2OfBoolean.hxx>
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#include <TopAbs_Orientation.hxx>
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//! This a generic class is used to build Sweept
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//! primitives with a generating "shape" and a
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//! directing "line".
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//!
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//! The indexation and type analysis services required
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//! for the generatrix are given by <Tool from BRepSweep>.
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//!
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//! The indexation and type analysis services required
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//! for the directrix are given by <NumShapeTool from Sweep>.
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//!
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//! The iteration services required for the generatrix
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//! are given by <Iterator from BRepSweep>.
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//!
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//! The iteration services required for the directrix
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//! are given by <NumShapeIterator from Sweep>.
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//!
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//! The topology is like a grid of shapes. Each shape
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//! of the grid must be addressable without confusion
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//! by one or two objects from the generating or
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//! directing shapes. Here are examples of correct
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//! associations to address:
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//!
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//! - a vertex : GenVertex - DirVertex
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//! - an edge : GenVertex - DirEdge
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//! - : GenEdge - DirVertex
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//! - a face : GenEdge - DirEdge
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//! GenFace - DirVertex
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//! ...
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//!
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//! "GenObject" is used to identify an object from the
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//! Generating Shape, and "DirObject" from the
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//! Directing Shape. So may they be from different
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//! types.
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//!
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//! The method Has... is given because in some special
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//! cases, a vertex, an edge or a face may be
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//! geometricaly nonexistant or not useful.
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class BRepSweep_NumLinearRegularSweep
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Builds the vertex addressed by [aGenV,aDirV], with its
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//! geometric part, but without subcomponents.
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Standard_EXPORT virtual TopoDS_Shape MakeEmptyVertex (const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirV) = 0;
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Standard_EXPORT virtual ~BRepSweep_NumLinearRegularSweep();
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//! Builds the edge addressed by [aGenV,aDirE], with its
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//! geometric part, but without subcomponents.
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Standard_EXPORT virtual TopoDS_Shape MakeEmptyDirectingEdge (const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirE) = 0;
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//! Builds the edge addressed by [aGenE,aDirV], with its
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//! geometric part, but without subcomponents.
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Standard_EXPORT virtual TopoDS_Shape MakeEmptyGeneratingEdge (const TopoDS_Shape& aGenE, const Sweep_NumShape& aDirV) = 0;
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//! Sets the parameters of the new vertex on the new
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//! face. The new face and new vertex where generated
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//! from aGenF, aGenV and aDirV .
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Standard_EXPORT virtual void SetParameters (const TopoDS_Shape& aNewFace, TopoDS_Shape& aNewVertex, const TopoDS_Shape& aGenF, const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirV) = 0;
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//! Sets the parameter of the new vertex on the new
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//! edge. The new edge and new vertex where generated
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//! from aGenV aDirE, and aDirV.
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Standard_EXPORT virtual void SetDirectingParameter (const TopoDS_Shape& aNewEdge, TopoDS_Shape& aNewVertex, const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirE, const Sweep_NumShape& aDirV) = 0;
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//! Sets the parameter of the new vertex on the new
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//! edge. The new edge and new vertex where generated
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//! from aGenE, aGenV and aDirV .
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Standard_EXPORT virtual void SetGeneratingParameter (const TopoDS_Shape& aNewEdge, TopoDS_Shape& aNewVertex, const TopoDS_Shape& aGenE, const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirV) = 0;
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//! Builds the face addressed by [aGenS,aDirS], with
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//! its geometric part, but without subcomponents. The
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//! couple aGenS, aDirS can be a "generating face and
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//! a directing vertex" or "a generating edge and a
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//! directing edge".
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Standard_EXPORT virtual TopoDS_Shape MakeEmptyFace (const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS) = 0;
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//! Sets the PCurve for a new edge on a new face. The
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//! new edge and the new face were generated using
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//! aGenF, aGenE and aDirV.
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Standard_EXPORT virtual void SetPCurve (const TopoDS_Shape& aNewFace, TopoDS_Shape& aNewEdge, const TopoDS_Shape& aGenF, const TopoDS_Shape& aGenE, const Sweep_NumShape& aDirV, const TopAbs_Orientation orien) = 0;
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//! Sets the PCurve for a new edge on a new face. The
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//! new edge and the new face were generated using
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//! aGenE, aDirE and aDirV.
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Standard_EXPORT virtual void SetGeneratingPCurve (const TopoDS_Shape& aNewFace, TopoDS_Shape& aNewEdge, const TopoDS_Shape& aGenE, const Sweep_NumShape& aDirE, const Sweep_NumShape& aDirV, const TopAbs_Orientation orien) = 0;
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//! Sets the PCurve for a new edge on a new face. The
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//! new edge and the new face were generated using
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//! aGenE, aDirE and aGenV.
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Standard_EXPORT virtual void SetDirectingPCurve (const TopoDS_Shape& aNewFace, TopoDS_Shape& aNewEdge, const TopoDS_Shape& aGenE, const TopoDS_Shape& aGenV, const Sweep_NumShape& aDirE, const TopAbs_Orientation orien) = 0;
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//! Returns the Orientation of the shell in the solid
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//! generated by the face aGenS with the edge aDirS.
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//! It is REVERSED if the surface is swept in the
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//! direction of the normal.
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Standard_EXPORT virtual TopAbs_Orientation DirectSolid (const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS) = 0;
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//! Returns true if aNewSubShape (addressed by
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//! aSubGenS and aDirS) must be added in aNewShape
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//! (addressed by aGenS and aDirS).
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Standard_EXPORT virtual Standard_Boolean GGDShapeIsToAdd (const TopoDS_Shape& aNewShape, const TopoDS_Shape& aNewSubShape, const TopoDS_Shape& aGenS, const TopoDS_Shape& aSubGenS, const Sweep_NumShape& aDirS) const = 0;
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//! Returns true if aNewSubShape (addressed by
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//! aGenS and aSubDirS) must be added in aNewShape
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//! (addressed by aGenS and aDirS).
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Standard_EXPORT virtual Standard_Boolean GDDShapeIsToAdd (const TopoDS_Shape& aNewShape, const TopoDS_Shape& aNewSubShape, const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS, const Sweep_NumShape& aSubDirS) const = 0;
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//! In some particular cases the topology of a
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//! generated face must be composed of independent
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//! closed wires, in this case this function returns
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//! true.
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Standard_EXPORT virtual Standard_Boolean SeparatedWires (const TopoDS_Shape& aNewShape, const TopoDS_Shape& aNewSubShape, const TopoDS_Shape& aGenS, const TopoDS_Shape& aSubGenS, const Sweep_NumShape& aDirS) const = 0;
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//! In some particular cases the topology of a
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//! generated Shell must be composed of independent
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//! closed Shells, in this case this function returns
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//! a Compound of independent Shells.
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Standard_EXPORT virtual TopoDS_Shape SplitShell (const TopoDS_Shape& aNewShape) const;
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//! Called to propagate the continuity of every vertex
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//! between two edges of the generating wire aGenS on
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//! the generated edge and faces.
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Standard_EXPORT virtual void SetContinuity (const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS) = 0;
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//! Returns true if aDirS and aGenS addresses a
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//! resulting Shape. In some specific cases the shape
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//! can be geometrically inexsistant, then this
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//! function returns false.
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Standard_EXPORT virtual Standard_Boolean HasShape (const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS) const = 0;
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//! Returns true if aGenS cannot be transformed.
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Standard_EXPORT virtual Standard_Boolean IsInvariant(const TopoDS_Shape& aGenS) const = 0;
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//! Returns the resulting Shape indexed by aDirS and
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//! aGenS.
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Standard_EXPORT TopoDS_Shape Shape (const TopoDS_Shape& aGenS, const Sweep_NumShape& aDirS);
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//! Returns the resulting Shape indexed by myDirWire
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//! and aGenS.
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Standard_EXPORT TopoDS_Shape Shape (const TopoDS_Shape& aGenS);
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//! Returns true if the initial shape aGenS
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//! is used in result shape
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Standard_EXPORT Standard_Boolean IsUsed(const TopoDS_Shape& aGenS) const;
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//! Returns true if the shape, generated from theS
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//! is used in result shape
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Standard_EXPORT Standard_Boolean GenIsUsed(const TopoDS_Shape& theS) const;
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//! Returns the resulting Shape indexed by myDirWire
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//! and myGenShape.
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Standard_EXPORT TopoDS_Shape Shape();
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//! Returns the resulting Shape indexed by the first
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//! Vertex of myDirWire and myGenShape.
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Standard_EXPORT TopoDS_Shape FirstShape();
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//! Returns the resulting Shape indexed by the last
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//! Vertex of myDirWire and myGenShape.
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Standard_EXPORT TopoDS_Shape LastShape();
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//! Returns the resulting Shape indexed by the first
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//! Vertex of myDirWire and aGenS.
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Standard_EXPORT TopoDS_Shape FirstShape (const TopoDS_Shape& aGenS);
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//! Returns the resulting Shape indexed by the last
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//! Vertex of myDirWire and aGenS.
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Standard_EXPORT TopoDS_Shape LastShape (const TopoDS_Shape& aGenS);
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Standard_EXPORT Standard_Boolean Closed() const;
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protected:
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//! Creates a NumLinearRegularSweep. <aBuilder> gives
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//! basic topological services.
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Standard_EXPORT BRepSweep_NumLinearRegularSweep(const BRepSweep_Builder& aBuilder, const TopoDS_Shape& aGenShape, const Sweep_NumShape& aDirWire);
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BRepSweep_Builder myBuilder;
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TopoDS_Shape myGenShape;
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Sweep_NumShape myDirWire;
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BRepSweep_Tool myGenShapeTool;
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Sweep_NumShapeTool myDirShapeTool;
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TopTools_Array2OfShape myShapes;
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TColStd_Array2OfBoolean myBuiltShapes;
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TColStd_Array2OfBoolean myUsedShapes;
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private:
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};
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#endif // _BRepSweep_NumLinearRegularSweep_HeaderFile
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