97f515985d
git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@2 fdac6126-5c0c-442c-9429-916003d36597
111 lines
4.3 KiB
C++
111 lines
4.3 KiB
C++
/*===========================================================================*\
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* *
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* OpenMesh *
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* Copyright (C) 2001-2003 by Computer Graphics Group, RWTH Aachen *
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* www.openmesh.org *
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* *
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*---------------------------------------------------------------------------*
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* *
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* License *
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* *
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* This library is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published *
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* by the Free Software Foundation, version 2.1. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
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* *
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\*===========================================================================*/
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//=============================================================================
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//
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// CLASS newClass
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//
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//=============================================================================
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#ifndef OPENMESH_VDPROGMESH_VHIERARCHYNODEINDEX_HH
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#define OPENMESH_VDPROGMESH_VHIERARCHYNODEINDEX_HH
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//== INCLUDES =================================================================
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#include <vector>
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#include <assert.h>
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//== FORWARDDECLARATIONS ======================================================
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//== NAMESPACES ===============================================================
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namespace OpenMesh {
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namespace VDPM {
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//== CLASS DEFINITION =========================================================
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/** Index of vertex hierarchy node
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*/
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class VHierarchyNodeIndex
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{
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private:
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unsigned int value_;
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public:
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static const VHierarchyNodeIndex InvalidIndex;
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public:
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VHierarchyNodeIndex()
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{ value_ = 0; }
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VHierarchyNodeIndex(unsigned int _value)
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{ value_ = _value; }
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VHierarchyNodeIndex(const VHierarchyNodeIndex &_other)
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{ value_ = _other.value_; }
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VHierarchyNodeIndex(unsigned int _tree_id,
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unsigned int _node_id,
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unsigned short _tree_id_bits)
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{
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assert(_tree_id < ((unsigned int) 0x00000001 << _tree_id_bits));
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assert(_node_id < ((unsigned int) 0x00000001 << (32 - _tree_id_bits)));
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value_ = (_tree_id << (32 - _tree_id_bits)) | _node_id;
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}
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bool is_valid(unsigned short _tree_id_bits) const
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{ return node_id(_tree_id_bits) != 0 ? true : false; }
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unsigned int tree_id(unsigned short _tree_id_bits) const
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{ return value_ >> (32 - _tree_id_bits); }
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unsigned int node_id(unsigned short _tree_id_bits) const
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{ return value_ & ((unsigned int) 0xFFFFFFFF >> _tree_id_bits); }
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bool operator< (const VHierarchyNodeIndex &other) const
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{ return (value_ < other.value_) ? true : false; }
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unsigned int value() const
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{ return value_; }
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};
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/// Container for vertex hierarchy node indices
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typedef std::vector<VHierarchyNodeIndex> VHierarchyNodeIndexContainer;
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//=============================================================================
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} // namespace VDPM
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} // namespace OpenMesh
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//=============================================================================
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#endif // OPENMESH_VDPROGMESH_VHIERARCHYNODEINDEX_HH defined
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//=============================================================================
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