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1 | // Created on: 1993-03-19 |
| 2 | // Created by: Jean-Louis FRENKEL |
| 3 | // Copyright (c) 1993-1999 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 _Prs3d_Projector_HeaderFile |
| 18 | #define _Prs3d_Projector_HeaderFile |
| 19 | |
| 20 | #include <Standard.hxx> |
| 21 | #include <Standard_Type.hxx> |
| 22 | |
| 23 | #include <HLRAlgo_Projector.hxx> |
| 24 | #include <MMgt_TShared.hxx> |
| 25 | #include <Standard_Boolean.hxx> |
| 26 | #include <Quantity_Length.hxx> |
| 27 | class HLRAlgo_Projector; |
| 28 | |
| 29 | |
| 30 | class Prs3d_Projector; |
| 31 | DEFINE_STANDARD_HANDLE(Prs3d_Projector, MMgt_TShared) |
| 32 | |
| 33 | //! A projector object. |
| 34 | //! This object defines the parameters of a view for a |
| 35 | //! visualization algorithm. It is, for example, used by the |
| 36 | //! hidden line removal algorithms. |
| 37 | class Prs3d_Projector : public MMgt_TShared |
| 38 | { |
| 39 | |
| 40 | public: |
| 41 | |
| 42 | |
| 43 | Standard_EXPORT Prs3d_Projector(const HLRAlgo_Projector& Pr); |
| 44 | |
| 45 | //! Constructs a projector framework from the following parameters |
| 46 | //! - Pers is true if the view is a perspective view and |
| 47 | //! false if it is an axonometric one; |
| 48 | //! - Focus is the focal length if a perspective view is defined; |
| 49 | //! - DX, DY and DZ are the coordinates of the |
| 50 | //! projection vector; |
| 51 | //! - XAt, YAt and ZAt are the coordinates of the view point; |
| 52 | //! - XUp, YUp and ZUp are the coordinates of the |
| 53 | //! vertical direction vector. |
| 54 | Standard_EXPORT Prs3d_Projector(const Standard_Boolean Pers, const Quantity_Length Focus, const Quantity_Length DX, const Quantity_Length DY, const Quantity_Length DZ, const Quantity_Length XAt, const Quantity_Length YAt, const Quantity_Length ZAt, const Quantity_Length XUp, const Quantity_Length YUp, const Quantity_Length ZUp); |
| 55 | |
| 56 | //! Returns a projector object for use in a hidden line removal algorithm. |
| 57 | Standard_EXPORT HLRAlgo_Projector Projector() const; |
| 58 | |
| 59 | |
| 60 | |
| 61 | |
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62 | DEFINE_STANDARD_RTTIEXT(Prs3d_Projector,MMgt_TShared) |
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63 | |
| 64 | protected: |
| 65 | |
| 66 | |
| 67 | |
| 68 | |
| 69 | private: |
| 70 | |
| 71 | |
| 72 | HLRAlgo_Projector MyProjector; |
| 73 | |
| 74 | |
| 75 | }; |
| 76 | |
| 77 | |
| 78 | |
| 79 | |
| 80 | |
| 81 | |
| 82 | |
| 83 | #endif // _Prs3d_Projector_HeaderFile |
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