1 // Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SMESH SMDS : implementaion of Salome mesh data structure
24 // File: SMDS_QuadraticEdge.cxx
25 // Created: 16.01.06 16:25:42
26 // Author: Sergey KUUL
28 #include "SMDS_QuadraticEdge.hxx"
30 #include "SMDS_SetIterator.hxx"
31 #include "SMDS_IteratorOfElements.hxx"
32 #include "SMDS_MeshNode.hxx"
36 //=======================================================================
37 //function : SMDS_QuadraticEdge
39 //=======================================================================
41 SMDS_QuadraticEdge::SMDS_QuadraticEdge(const SMDS_MeshNode * node1,
42 const SMDS_MeshNode * node2,
43 const SMDS_MeshNode * node12)
44 :SMDS_MeshEdge(node1,node2)
50 //=======================================================================
53 //=======================================================================
55 void SMDS_QuadraticEdge::Print(ostream & OS) const
57 OS << "quadratic edge <" << GetID() << "> : ( first-" << myNodes[0]
58 << " , last-" << myNodes[1] << " , medium-" << myNodes[2] << ") " << endl;
62 //=======================================================================
65 //=======================================================================
67 int SMDS_QuadraticEdge::NbNodes() const
72 //=======================================================================
73 //function : ChangeNodes
75 //=======================================================================
77 bool SMDS_QuadraticEdge::ChangeNodes(const SMDS_MeshNode * node1,
78 const SMDS_MeshNode * node2,
79 const SMDS_MeshNode * node12)
87 //=======================================================================
88 //function : IsMediumNode
90 //=======================================================================
92 bool SMDS_QuadraticEdge::IsMediumNode(const SMDS_MeshNode * node) const
94 return (myNodes[2]==node);
99 //=======================================================================
100 //class : _MyInterlacedNodeIterator
102 //=======================================================================
104 class _MyInterlacedNodeIterator: public SMDS_NodeArrayIterator
106 const SMDS_MeshNode * myNodes[3];
108 _MyInterlacedNodeIterator(const SMDS_MeshNode * const * nodes):
109 SMDS_NodeArrayIterator( myNodes, & myNodes[3] )
111 myNodes[0] = nodes[0];
112 myNodes[1] = nodes[2];
113 myNodes[2] = nodes[1];
117 //=======================================================================
118 //class : _MyInterlacedNodeElemIterator
120 //=======================================================================
122 class _MyInterlacedNodeElemIterator : public SMDS_ElemIterator
124 SMDS_NodeIteratorPtr myItr;
126 _MyInterlacedNodeElemIterator(SMDS_NodeIteratorPtr interlacedNodeItr):
127 myItr( interlacedNodeItr ) {}
128 bool more() { return myItr->more(); }
129 const SMDS_MeshElement* next() { return myItr->next(); }
132 //=======================================================================
133 //class : _MyNodeIterator
135 //=======================================================================
137 class _MyNodeIterator:public SMDS_NodeArrayElemIterator
140 _MyNodeIterator(const SMDS_MeshNode * const * nodes):
141 SMDS_NodeArrayElemIterator( nodes, & nodes[3] ) {}
145 //=======================================================================
146 //function : interlacedNodesIterator
148 //=======================================================================
150 SMDS_NodeIteratorPtr SMDS_QuadraticEdge::interlacedNodesIterator() const
152 return SMDS_NodeIteratorPtr (new _MyInterlacedNodeIterator (myNodes));
156 //=======================================================================
157 //function : interlacedNodesElemIterator
159 //=======================================================================
161 SMDS_ElemIteratorPtr SMDS_QuadraticEdge::interlacedNodesElemIterator() const
163 return SMDS_ElemIteratorPtr
164 (new _MyInterlacedNodeElemIterator ( interlacedNodesIterator() ));
167 //=======================================================================
168 //function : elementsIterator
170 //=======================================================================
172 SMDS_ElemIteratorPtr SMDS_QuadraticEdge::elementsIterator(SMDSAbs_ElementType type) const
177 return SMDS_MeshElement::elementsIterator(SMDSAbs_Edge);
179 return SMDS_ElemIteratorPtr(new _MyNodeIterator(myNodes));
181 return SMDS_ElemIteratorPtr
182 (new SMDS_IteratorOfElements
183 (this,type, SMDS_ElemIteratorPtr(new _MyNodeIterator(myNodes))));