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42cf5bc1ca
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
83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
// Created on: 1992-10-01
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// Created by: Jacques GOUSSARD
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// Copyright (c) 1992-1999 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 _IntSurf_InteriorPointTool_HeaderFile
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#define _IntSurf_InteriorPointTool_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <gp_Pnt.hxx>
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#include <Standard_Real.hxx>
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#include <gp_Vec.hxx>
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#include <gp_Dir2d.hxx>
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class IntSurf_InteriorPoint;
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//! This class provides a tool on the "interior point"
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//! that can be used to instantiates the Walking
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//! algorithmes (see package IntWalk).
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class IntSurf_InteriorPointTool
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Returns the 3d coordinates of the starting point.
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static gp_Pnt Value3d (const IntSurf_InteriorPoint& PStart);
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//! Returns the <U,V> parameters which are associated
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//! with <P>
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//! it's the parameters which start the marching algorithm
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static void Value2d (const IntSurf_InteriorPoint& PStart, Standard_Real& U, Standard_Real& V);
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//! returns the tangent at the intersectin in 3d space
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//! associated to <P>
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static gp_Vec Direction3d (const IntSurf_InteriorPoint& PStart);
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//! returns the tangent at the intersectin in the
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//! parametric space of the parametrized surface.This tangent
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//! is associated to the value2d
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static gp_Dir2d Direction2d (const IntSurf_InteriorPoint& PStart);
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protected:
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private:
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};
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#include <IntSurf_InteriorPointTool.lxx>
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#endif // _IntSurf_InteriorPointTool_HeaderFile
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