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1 | // Created on: 1995-02-06 |
2 | // Created by: Mister rmi |
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 _SelectMgr_TypeOfBVHUpdate_HeaderFile |
18 | #define _SelectMgr_TypeOfBVHUpdate_HeaderFile |
19 | |
20 | //! Keeps track for BVH update state for each SelectMgr_Selection entity in a following way: |
21 | //! - Add : 2nd level BVH does not contain any of the selection's sensitive entities and they must be |
22 | //! added; |
23 | //! - Remove : all sensitive entities of the selection must be removed from 2nd level BVH; |
24 | //! - Renew : 2nd level BVH already contains sensitives of the selection, but the its complete update |
25 | //! and removal is required. Therefore, sensitives of the selection with this type of update |
26 | //! must be removed from 2nd level BVH and added after recomputation. |
27 | //! - Invalidate : the 2nd level BVH needs to be rebuilt; |
28 | //! - None : entities of the selection are up to date. |
29 | enum SelectMgr_TypeOfBVHUpdate |
30 | { |
31 | SelectMgr_TBU_Add, |
32 | SelectMgr_TBU_Remove, |
33 | SelectMgr_TBU_Renew, |
34 | SelectMgr_TBU_Invalidate, |
35 | SelectMgr_TBU_None |
36 | }; |
37 | |
38 | #endif // _SelectMgr_TypeOfBVHUpdate_HeaderFile |