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1 | // Created on: 1995-12-04 |
| 2 | // Created by: Laurent BOURESCHE |
| 3 | // Copyright (c) 1995-1999 Matra Datavision |
| 4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
| 5 | // |
| 6 | // This file is part of Open CASCADE Technology software library. |
| 7 | // |
| 8 | // This library is free software; you can redistribute it and/or modify it under |
| 9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
| 10 | // by the Free Software Foundation, with special exception defined in the file |
| 11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 12 | // distribution for complete text of the license and disclaimer of any warranty. |
| 13 | // |
| 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | // commercial license or contractual agreement. |
| 16 | |
| 17 | #ifndef _GeomFill_TgtOnCoons_HeaderFile |
| 18 | #define _GeomFill_TgtOnCoons_HeaderFile |
| 19 | |
| 20 | #include <Standard.hxx> |
| 21 | #include <Standard_Type.hxx> |
| 22 | |
| 23 | #include <Standard_Integer.hxx> |
| 24 | #include <GeomFill_TgtField.hxx> |
| 25 | #include <Standard_Real.hxx> |
| 26 | class GeomFill_CoonsAlgPatch; |
| 27 | class gp_Vec; |
| 28 | |
| 29 | |
| 30 | class GeomFill_TgtOnCoons; |
| 31 | DEFINE_STANDARD_HANDLE(GeomFill_TgtOnCoons, GeomFill_TgtField) |
| 32 | |
| 33 | //! Defines an algorithmic tangents field on a |
| 34 | //! boundary of a CoonsAlgPatch. |
| 35 | class GeomFill_TgtOnCoons : public GeomFill_TgtField |
| 36 | { |
| 37 | |
| 38 | public: |
| 39 | |
| 40 | |
| 41 | Standard_EXPORT GeomFill_TgtOnCoons(const Handle(GeomFill_CoonsAlgPatch)& K, const Standard_Integer I); |
| 42 | |
| 43 | //! Computes the value of the field of tangency at |
| 44 | //! parameter W. |
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45 | Standard_EXPORT gp_Vec Value (const Standard_Real W) const Standard_OVERRIDE; |
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46 | |
| 47 | //! Computes the derivative of the field of tangency at |
| 48 | //! parameter W. |
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49 | Standard_EXPORT gp_Vec D1 (const Standard_Real W) const Standard_OVERRIDE; |
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50 | |
| 51 | //! Computes the value and the derivative of the field of |
| 52 | //! tangency at parameter W. |
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53 | Standard_EXPORT void D1 (const Standard_Real W, gp_Vec& T, gp_Vec& DT) const Standard_OVERRIDE; |
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54 | |
| 55 | |
| 56 | |
| 57 | |
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58 | DEFINE_STANDARD_RTTIEXT(GeomFill_TgtOnCoons,GeomFill_TgtField) |
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59 | |
| 60 | protected: |
| 61 | |
| 62 | |
| 63 | |
| 64 | |
| 65 | private: |
| 66 | |
| 67 | |
| 68 | Handle(GeomFill_CoonsAlgPatch) myK; |
| 69 | Standard_Integer ibound; |
| 70 | |
| 71 | |
| 72 | }; |
| 73 | |
| 74 | |
| 75 | |
| 76 | |
| 77 | |
| 78 | |
| 79 | |
| 80 | #endif // _GeomFill_TgtOnCoons_HeaderFile |
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