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1 | // Created on: 2016-02-04 |
2 | // Created by: Anastasia BORISOVA |
3 | // Copyright (c) 2016 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 | |
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16 | #ifndef _Prs3d_ToolCylinder_HeaderFile |
17 | #define _Prs3d_ToolCylinder_HeaderFile |
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18 | |
19 | #include <Standard.hxx> |
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20 | #include <Prs3d_ToolQuadric.hxx> |
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21 | |
22 | //! Standard presentation algorithm that outputs graphical primitives for cylindrical surface. |
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23 | class Prs3d_ToolCylinder : public Prs3d_ToolQuadric |
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24 | { |
25 | public: |
26 | |
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27 | //! Generate primitives for 3D quadric surface and return a filled array. |
28 | Standard_EXPORT static Handle(Graphic3d_ArrayOfTriangles) Create (const Standard_Real theBottomRad, |
29 | const Standard_Real theTopRad, |
30 | const Standard_Real theHeight, |
31 | const Standard_Integer theNbSlices, |
32 | const Standard_Integer theNbStacks, |
33 | const gp_Trsf& theTrsf); |
34 | public: |
35 | |
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36 | //! Initializes the algorithm. |
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37 | Standard_EXPORT Prs3d_ToolCylinder (const Standard_Real theBottomRad, |
38 | const Standard_Real theTopRad, |
39 | const Standard_Real theHeight, |
40 | const Standard_Integer theNbSlices, |
41 | const Standard_Integer theNbStacks); |
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42 | |
43 | protected: |
44 | |
45 | //! Computes vertex at given parameter location of the surface. |
46 | Standard_EXPORT virtual gp_Pnt Vertex (const Standard_Real theU, const Standard_Real theV) Standard_OVERRIDE; |
47 | |
48 | //! Computes normal at given parameter location of the surface. |
49 | Standard_EXPORT virtual gp_Dir Normal (const Standard_Real theU, const Standard_Real theV) Standard_OVERRIDE; |
50 | |
51 | protected: |
52 | |
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53 | Standard_Real myBottomRadius; |
54 | Standard_Real myTopRadius; |
55 | Standard_Real myHeight; |
56 | |
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57 | }; |
58 | |
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59 | #endif // _Prs3d_ToolCylinder_HeaderFile |