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1 | // Created on: 1991-09-09 |
2 | // Created by: Michel Chauvat |
3 | // Copyright (c) 1991-1999 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 _CSLib_NormalStatus_HeaderFile |
18 | #define _CSLib_NormalStatus_HeaderFile |
19 | |
20 | |
21 | //! if N is the normal |
22 | //! |
23 | //! InfinityOfSolutions : ||DN/du||>Resolution, ||DN/dv||>Resolution |
24 | //! |
25 | //! D1NuIsNull : ||DN/du|| <= Resolution |
26 | //! |
27 | //! D1NvIsNull : ||DN/dv|| <= Resolution |
28 | //! |
29 | //! D1NIsNull : ||DN/du||<=Resolution, ||DN/dv||<=Resolution |
30 | //! |
31 | //! D1NuNvRatioIsNull : ||D1Nu|| / ||D1Nv|| <= RealEpsilon |
32 | //! |
33 | //! D1NvNuRatioIsNull : ||D1Nu|| / ||D1Nv|| <= RealEpsilon |
34 | //! |
35 | //! D1NuIsParallelD1Nv : The angle between D1Nu and D1Nv is Null. |
36 | enum CSLib_NormalStatus |
37 | { |
38 | CSLib_Singular, |
39 | CSLib_Defined, |
40 | CSLib_InfinityOfSolutions, |
41 | CSLib_D1NuIsNull, |
42 | CSLib_D1NvIsNull, |
43 | CSLib_D1NIsNull, |
44 | CSLib_D1NuNvRatioIsNull, |
45 | CSLib_D1NvNuRatioIsNull, |
46 | CSLib_D1NuIsParallelD1Nv |
47 | }; |
48 | |
49 | #endif // _CSLib_NormalStatus_HeaderFile |