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1 | // Created on: 2012-12-06 |
| 2 | // Created by: Sergey KHROMOV |
| 3 | // Copyright (c) 2004-2014 OPEN CASCADE SAS |
| 4 | // |
| 5 | // This file is part of Open CASCADE Technology software library. |
| 6 | // |
| 7 | // This library is free software; you can redistribute it and/or modify it under |
| 8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
| 9 | // by the Free Software Foundation, with special exception defined in the file |
| 10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 11 | // distribution for complete text of the license and disclaimer of any warranty. |
| 12 | // |
| 13 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 14 | // commercial license or contractual agreement. |
| 15 | |
| 16 | #ifndef _Extrema_POnSurfParams_HeaderFile |
| 17 | #define _Extrema_POnSurfParams_HeaderFile |
| 18 | |
| 19 | #include <Standard.hxx> |
| 20 | #include <Standard_DefineAlloc.hxx> |
| 21 | #include <Standard_Handle.hxx> |
| 22 | |
| 23 | #include <Standard_Real.hxx> |
| 24 | #include <Extrema_ElementType.hxx> |
| 25 | #include <Standard_Integer.hxx> |
| 26 | #include <Extrema_POnSurf.hxx> |
| 27 | class gp_Pnt; |
| 28 | |
| 29 | |
| 30 | //! Data container for point on surface parameters. These parameters |
| 31 | //! are required to compute an initial approximation for extrema |
| 32 | //! computation. |
| 33 | class Extrema_POnSurfParams : public Extrema_POnSurf |
| 34 | { |
| 35 | public: |
| 36 | |
| 37 | DEFINE_STANDARD_ALLOC |
| 38 | |
| 39 | |
| 40 | //! empty constructor |
| 41 | Extrema_POnSurfParams(); |
| 42 | |
| 43 | //! Creation of a point on surface with parameter |
| 44 | //! values on the surface and a Pnt from gp. |
| 45 | Extrema_POnSurfParams(const Standard_Real theU, const Standard_Real theV, const gp_Pnt& thePnt); |
| 46 | |
| 47 | //! Sets the square distance from this point to another one |
| 48 | //! (e.g. to the point to be projected). |
| 49 | void SetSqrDistance (const Standard_Real theSqrDistance); |
| 50 | |
| 51 | //! Query the square distance from this point to another one. |
| 52 | Standard_Real GetSqrDistance() const; |
| 53 | |
| 54 | //! Sets the element type on which this point is situated. |
| 55 | void SetElementType (const Extrema_ElementType theElementType); |
| 56 | |
| 57 | //! Query the element type on which this point is situated. |
| 58 | Extrema_ElementType GetElementType() const; |
| 59 | |
| 60 | //! Sets the U and V indices of an element that contains |
| 61 | //! this point. |
| 62 | void SetIndices (const Standard_Integer theIndexU, const Standard_Integer theIndexV); |
| 63 | |
| 64 | //! Query the U and V indices of an element that contains |
| 65 | //! this point. |
| 66 | void GetIndices (Standard_Integer& theIndexU, Standard_Integer& theIndexV) const; |
| 67 | |
| 68 | |
| 69 | |
| 70 | |
| 71 | protected: |
| 72 | |
| 73 | |
| 74 | |
| 75 | |
| 76 | |
| 77 | private: |
| 78 | |
| 79 | |
| 80 | |
| 81 | Standard_Real mySqrDistance; |
| 82 | Extrema_ElementType myElementType; |
| 83 | Standard_Integer myIndexU; |
| 84 | Standard_Integer myIndexV; |
| 85 | |
| 86 | |
| 87 | }; |
| 88 | |
| 89 | |
| 90 | #include <Extrema_POnSurfParams.lxx> |
| 91 | |
| 92 | |
| 93 | |
| 94 | |
| 95 | |
| 96 | #endif // _Extrema_POnSurfParams_HeaderFile |
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