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1 | // Created on: 2016-06-20 |
| 2 | // Created by: Denis BOGOLEPOV |
| 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 | |
| 16 | #ifndef _BVH_QuadTree_Header |
| 17 | #define _BVH_QuadTree_Header |
| 18 | |
| 19 | #include <BVH_Tree.hxx> |
| 20 | |
| 21 | //! Specialization of quad BVH (QBVH) tree. |
| 22 | template<class T, int N> |
| 23 | class BVH_Tree<T, N, BVH_QuadTree> : public BVH_TreeBase<T, N> |
| 24 | { |
| 25 | public: //! @name general methods |
| 26 | |
| 27 | //! Creates new empty BVH tree. |
| 28 | BVH_Tree() : BVH_TreeBase<T, N>() { } |
| 29 | |
| 30 | //! Returns index of the K-th child of the given inner node. |
| 31 | //! \tparam K the index of node child (from 0 to 3) |
| 32 | template<int K> |
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33 | int Child (const int theNodeIndex) const |
| 34 | { |
| 35 | return BVH::Array<int, 4>::Value (this->myNodeInfoBuffer, theNodeIndex).y() + K; |
| 36 | } |
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37 | |
| 38 | }; |
| 39 | |
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40 | #endif // _BVH_QuadTree_Header |
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