| OpenMesh

VFront.hh
1 /* ========================================================================= *
2 * *
3 * OpenMesh *
4 * Copyright (c) 2001-2015, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openmesh.org *
8 * *
9 *---------------------------------------------------------------------------*
10 * This file is part of OpenMesh. *
11 *---------------------------------------------------------------------------*
12 * *
13 * Redistribution and use in source and binary forms, with or without *
14 * modification, are permitted provided that the following conditions *
15 * are met: *
16 * *
17 * 1. Redistributions of source code must retain the above copyright notice, *
18 * this list of conditions and the following disclaimer. *
19 * *
20 * 2. Redistributions in binary form must reproduce the above copyright *
21 * notice, this list of conditions and the following disclaimer in the *
22 * documentation and/or other materials provided with the distribution. *
23 * *
24 * 3. Neither the name of the copyright holder nor the names of its *
25 * contributors may be used to endorse or promote products derived from *
26 * this software without specific prior written permission. *
27 * *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
31 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
32 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
33 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
34 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
35 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
36 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
37 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
38 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39 * *
40 * ========================================================================= */
41
42
43
44 //=============================================================================
45 //
46 // CLASS VFront
47 //
48 //=============================================================================
49
50 #ifndef OPENMESH_VDPROGMESH_VFRONT_HH
51 #define OPENMESH_VDPROGMESH_VFRONT_HH
52
53
54 //== INCLUDES =================================================================
55
56 #include <OpenMesh/Core/System/config.h>
57 #include <OpenMesh/Tools/VDPM/VHierarchyNode.hh>
58 #include <vector>
59
60
61 //== FORWARDDECLARATIONS ======================================================
62
63
64 //== NAMESPACES ===============================================================
65
66 namespace OpenMesh {
67 namespace VDPM {
68
69 //== CLASS DEFINITION =========================================================
70
71
75 class OPENMESHDLLEXPORT VFront
76 {
77 private:
78
79 typedef VHierarchyNodeHandleList::iterator VHierarchyNodeHandleListIter;
80 enum VHierarchyNodeStatus { kSplit, kActive, kCollapse };
81
82 VHierarchyNodeHandleList front_;
83 VHierarchyNodeHandleListIter front_it_;
84 std::vector<VHierarchyNodeHandleListIter> front_location_;
85
86 public:
87
88 VFront();
89
90 void clear() { front_.clear(); front_location_.clear(); }
91 void begin() { front_it_ = front_.begin(); }
92 bool end() { return (front_it_ == front_.end()) ? true : false; }
93 void next() { ++front_it_; }
94 int size() { return (int) front_.size(); }
95 VHierarchyNodeHandle node_handle() { return *front_it_; }
96
97 void add(VHierarchyNodeHandle _node_handle);
98 void remove(VHierarchyNodeHandle _node_handle);
99 bool is_active(VHierarchyNodeHandle _node_handle);
100 void init(VHierarchyNodeHandleContainer &_roots, unsigned int _n_details);
101 };
102
103
104 //=============================================================================
105 } // namespace VDPM
106 } // namespace OpenMesh
107 //=============================================================================
108 #endif // OPENMESH_VDPROGMESH_VFRONT_HH defined
109 //=============================================================================
OpenMesh::VDPM::VHierarchyNodeHandleList
std::list< VHierarchyNodeHandle > VHierarchyNodeHandleList
Container for vertex hierarchy node handles.
Definition: VHierarchyNode.hh:186
OpenMesh::VDPM::VFront
Active nodes in vertex hierarchy.
Definition: VFront.hh:75
OpenMesh::VDPM::VHierarchyNodeHandleContainer
std::vector< VHierarchyNodeHandle > VHierarchyNodeHandleContainer
Container for vertex hierarchy node handles.
Definition: VHierarchyNode.hh:183
OpenMesh::VDPM::VHierarchyNodeHandle
Handle for vertex hierarchy nodes.
Definition: VHierarchyNode.hh:77
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59