00001 /*===========================================================================*\ 00002 * * 00003 * OpenMesh * 00004 * Copyright (C) 2001-2010 by Computer Graphics Group, RWTH Aachen * 00005 * www.openmesh.org * 00006 * * 00007 *---------------------------------------------------------------------------* 00008 * This file is part of OpenMesh. * 00009 * * 00010 * OpenMesh is free software: you can redistribute it and/or modify * 00011 * it under the terms of the GNU Lesser General Public License as * 00012 * published by the Free Software Foundation, either version 3 of * 00013 * the License, or (at your option) any later version with the * 00014 * following exceptions: * 00015 * * 00016 * If other files instantiate templates or use macros * 00017 * or inline functions from this file, or you compile this file and * 00018 * link it with other files to produce an executable, this file does * 00019 * not by itself cause the resulting executable to be covered by the * 00020 * GNU Lesser General Public License. This exception does not however * 00021 * invalidate any other reasons why the executable file might be * 00022 * covered by the GNU Lesser General Public License. * 00023 * * 00024 * OpenMesh is distributed in the hope that it will be useful, * 00025 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00026 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00027 * GNU Lesser General Public License for more details. * 00028 * * 00029 * You should have received a copy of the GNU LesserGeneral Public * 00030 * License along with OpenMesh. If not, * 00031 * see <http://www.gnu.org/licenses/>. * 00032 * * 00033 \*===========================================================================*/ 00034 00035 /*===========================================================================*\ 00036 * * 00037 * $Revision: 325 $ * 00038 * $Date: 2010-06-17 12:45:58 +0200 (Do, 17 Jun 2010) $ * 00039 * * 00040 \*===========================================================================*/ 00041 00042 //============================================================================= 00043 // 00044 // CLASS VFront 00045 // 00046 //============================================================================= 00047 00048 #ifndef OPENMESH_VDPROGMESH_VFRONT_HH 00049 #define OPENMESH_VDPROGMESH_VFRONT_HH 00050 00051 00052 //== INCLUDES ================================================================= 00053 00054 #include <OpenMesh/Core/System/config.h> 00055 #include <OpenMesh/Tools/VDPM/VHierarchyNode.hh> 00056 #include <vector> 00057 00058 00059 //== FORWARDDECLARATIONS ====================================================== 00060 00061 00062 //== NAMESPACES =============================================================== 00063 00064 namespace OpenMesh { 00065 namespace VDPM { 00066 00067 //== CLASS DEFINITION ========================================================= 00068 00069 00073 class VFront 00074 { 00075 private: 00076 00077 typedef VHierarchyNodeHandleList::iterator VHierarchyNodeHandleListIter; 00078 enum VHierarchyNodeStatus { kSplit, kActive, kCollapse }; 00079 00080 VHierarchyNodeHandleList front_; 00081 VHierarchyNodeHandleListIter front_it_; 00082 std::vector<VHierarchyNodeHandleListIter> front_location_; 00083 00084 public: 00085 00086 VFront(); 00087 00088 void clear() { front_.clear(); front_location_.clear(); } 00089 void begin() { front_it_ = front_.begin(); } 00090 bool end() { return (front_it_ == front_.end()) ? true : false; } 00091 void next() { ++front_it_; } 00092 int size() { return (int) front_.size(); } 00093 VHierarchyNodeHandle node_handle() { return *front_it_; } 00094 00095 void add(VHierarchyNodeHandle _node_handle); 00096 void remove(VHierarchyNodeHandle _node_handle); 00097 bool is_active(VHierarchyNodeHandle _node_handle); 00098 void init(VHierarchyNodeHandleContainer &_roots, unsigned int _n_details); 00099 }; 00100 00101 00102 //============================================================================= 00103 } // namespace VDPM 00104 } // namespace OpenMesh 00105 //============================================================================= 00106 #endif // OPENMESH_VDPROGMESH_VFRONT_HH defined 00107 //=============================================================================