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occt/src/Contap/Contap_SurfProps.hxx
abv 42cf5bc1ca 0024002: Overall code and build procedure refactoring -- automatic
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl":
- WOK-generated header files from inc and sources from drv are moved to src
- CDL files removed
- All packages are converted to nocdlpack
2015-07-12 07:42:38 +03:00

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2.0 KiB
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// Created on: 1995-02-24
// Created by: Jacques GOUSSARD
// Copyright (c) 1995-1999 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 _Contap_SurfProps_HeaderFile
#define _Contap_SurfProps_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>
#include <Standard_Real.hxx>
class Adaptor3d_HSurface;
class gp_Pnt;
class gp_Vec;
//! Internal tool used to compute the normal and its
//! derivatives.
class Contap_SurfProps
{
public:
DEFINE_STANDARD_ALLOC
//! Computes the point <P>, and normal vector <N> on
//! <S> at parameters U,V.
Standard_EXPORT static void Normale (const Handle(Adaptor3d_HSurface)& S, const Standard_Real U, const Standard_Real V, gp_Pnt& P, gp_Vec& N);
//! Computes the point <P>, and normal vector <N> on
//! <S> at parameters U,V.
Standard_EXPORT static void DerivAndNorm (const Handle(Adaptor3d_HSurface)& S, const Standard_Real U, const Standard_Real V, gp_Pnt& P, gp_Vec& d1u, gp_Vec& d1v, gp_Vec& N);
//! Computes the point <P>, normal vector <N>, and its
//! derivatives <Dnu> and <Dnv> on <S> at parameters U,V.
Standard_EXPORT static void NormAndDn (const Handle(Adaptor3d_HSurface)& S, const Standard_Real U, const Standard_Real V, gp_Pnt& P, gp_Vec& N, gp_Vec& Dnu, gp_Vec& Dnv);
protected:
private:
};
#endif // _Contap_SurfProps_HeaderFile