1 // Created on: 2013-12-20
2 // Created by: Denis BOGOLEPOV
3 // Copyright (c) 2013 OPEN CASCADE SAS
5 // This file is part of Open CASCADE Technology software library.
7 // This library is free software; you can redistribute it and / or modify it
8 // under the terms of the GNU Lesser General Public 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.
13 // Alternatively, this file may be used under the terms of Open CASCADE
14 // commercial license or contractual agreement.
16 #ifndef _BVH_PrimitiveSet_Header
17 #define _BVH_PrimitiveSet_Header
19 #include <BVH_Object.hxx>
20 #include <BVH_Builder.hxx>
22 //! Set of abstract geometric primitives.
23 template<class T, int N>
24 class BVH_PrimitiveSet : public BVH_Object<T, N>, public BVH_Set<T, N>
26 using BVH_Set<T, N>::Box;
30 //! Creates set of abstract primitives.
33 //! Releases resources of set of abstract primitives.
34 virtual ~BVH_PrimitiveSet();
38 //! Returns AABB of primitive set.
39 virtual BVH_Box<T, N> Box() const;
41 //! Returns constructed BVH tree.
42 virtual const NCollection_Handle<BVH_Tree<T, N> >& BVH();
44 //! Returns the method (builder) to construct BVH.
45 virtual const NCollection_Handle<BVH_Builder<T, N> >& Builder() const;
47 //! Sets the method (builder) to construct BVH.
48 virtual void SetBuilder (NCollection_Handle<BVH_Builder<T, N> >& theBuilder);
52 //! Updates BVH of primitive set.
53 virtual void Update();
57 NCollection_Handle<BVH_Tree<T, N> > myBVH; //!< Constructed bottom-level BVH
58 NCollection_Handle<BVH_Builder<T, N> > myBuilder; //!< Builder for bottom-level BVH
60 mutable BVH_Box<T, N> myBox; //!< Cached bounding box of geometric primitives
64 #include <BVH_PrimitiveSet.lxx>
66 #endif // _BVH_PrimitiveSet_Header