include/opencascade/Vrml_Normal.hxx

0001 // Created on: 1997-02-11
0002 // Created by: Alexander BRIVIN and Dmitry TARASOV
0003 // Copyright (c) 1997-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _Vrml_Normal_HeaderFile
0018 #define _Vrml_Normal_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <TColgp_HArray1OfVec.hxx>
0024 #include <Standard_Transient.hxx>
0025 #include <Standard_OStream.hxx>
0026
0027
0028 class Vrml_Normal;
0029 DEFINE_STANDARD_HANDLE(Vrml_Normal, Standard_Transient)
0030
0031 //! defines a Normal node of VRML specifying properties of geometry
0032 //! and its appearance.
0033 //! This node defines a set of 3D surface normal vectors to be used by vertex-based shape
0034 //! nodes (IndexedFaceSet, IndexedLineSet, PointSet) that follow it in the scene graph. This
0035 //! node does not produce a visible result during rendering; it simply replaces the current
0036 //! normals in the rendering state for subsequent nodes to use. This node contains one
0037 //! multiple-valued field that contains the normal vectors.
0038 class Vrml_Normal : public Standard_Transient
0039 {
0040
0041 public:
0042
0043
0044   Standard_EXPORT Vrml_Normal(const Handle(TColgp_HArray1OfVec)& aVector);
0045
0046   Standard_EXPORT Vrml_Normal();
0047
0048   Standard_EXPORT void SetVector (const Handle(TColgp_HArray1OfVec)& aVector);
0049
0050   Standard_EXPORT Handle(TColgp_HArray1OfVec) Vector() const;
0051
0052   Standard_EXPORT Standard_OStream& Print (Standard_OStream& anOStream) const;
0053
0054
0055
0056
0057   DEFINE_STANDARD_RTTIEXT(Vrml_Normal,Standard_Transient)
0058
0059 protected:
0060
0061
0062
0063
0064 private:
0065
0066
0067   Handle(TColgp_HArray1OfVec) myVector;
0068
0069
0070 };
0071
0072
0073
0074
0075
0076
0077
0078 #endif // _Vrml_Normal_HeaderFile