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105 lines
3.5 KiB
C++
105 lines
3.5 KiB
C++
// Created on: 1994-12-09
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// Created by: Jacques GOUSSARD
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// Copyright (c) 1994-1999 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 _BRepBuilderAPI_NurbsConvert_HeaderFile
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#define _BRepBuilderAPI_NurbsConvert_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <BRepBuilderAPI_ModifyShape.hxx>
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#include <TopTools_DataMapOfShapeShape.hxx>
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#include <BRepTools_ReShape.hxx>
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class TopoDS_Shape;
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//! Conversion of the complete geometry of a shape
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//! (all 3D analytical representation of surfaces and curves)
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//! into NURBS geometry (execpt for Planes). For example,
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//! all curves supporting edges of the basis shape are converted
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//! into BSpline curves, and all surfaces supporting its faces are
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//! converted into BSpline surfaces.
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class BRepBuilderAPI_NurbsConvert : public BRepBuilderAPI_ModifyShape
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Constructs a framework for converting the geometry of a
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//! shape into NURBS geometry. Use the function Perform
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//! to define the shape to convert.
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Standard_EXPORT BRepBuilderAPI_NurbsConvert();
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//! Builds a new shape by converting the geometry of the
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//! shape S into NURBS geometry. Specifically, all curves
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//! supporting edges of S are converted into BSpline
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//! curves, and all surfaces supporting its faces are
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//! converted into BSpline surfaces.
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//! Use the function Shape to access the new shape.
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//! Note: the constructed framework can be reused to
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//! convert other shapes. You specify these with the
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//! function Perform.
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Standard_EXPORT BRepBuilderAPI_NurbsConvert(const TopoDS_Shape& S, const Standard_Boolean Copy = Standard_False);
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//! Builds a new shape by converting the geometry of the
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//! shape S into NURBS geometry.
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//! Specifically, all curves supporting edges of S are
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//! converted into BSpline curves, and all surfaces
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//! supporting its faces are converted into BSpline surfaces.
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//! Use the function Shape to access the new shape.
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//! Note: this framework can be reused to convert other
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//! shapes: you specify them by calling the function Perform again.
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Standard_EXPORT void Perform (const TopoDS_Shape& S, const Standard_Boolean Copy = Standard_False);
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//! Returns the list of shapes modified from the shape
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//! <S>.
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Standard_EXPORT virtual const TopTools_ListOfShape& Modified (const TopoDS_Shape& S);
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//! Returns the modified shape corresponding to <S>.
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//! S can correspond to the entire initial shape or to its subshape.
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//! Exceptions
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//! Standard_NoSuchObject if S is not the initial shape or
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//! a subshape of the initial shape to which the
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//! transformation has been applied.
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Standard_EXPORT virtual TopoDS_Shape ModifiedShape (const TopoDS_Shape& S) const;
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protected:
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private:
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Standard_EXPORT void CorrectVertexTol();
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TopTools_DataMapOfShapeShape myVtxToReplace;
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BRepTools_ReShape mySubs;
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};
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#endif // _BRepBuilderAPI_NurbsConvert_HeaderFile
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