1 // Copyright (C) 2007-2008 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
22 // SMESH SMDS : implementaion of Salome mesh data structure
23 // File: SMDS_QuadraticEdge.cxx
24 // Created: 16.01.06 16:25:42
25 // Author: Sergey KUUL
27 #include "SMDS_QuadraticEdge.hxx"
29 #include "SMDS_SetIterator.hxx"
30 #include "SMDS_IteratorOfElements.hxx"
31 #include "SMDS_MeshNode.hxx"
35 //=======================================================================
36 //function : SMDS_QuadraticEdge
38 //=======================================================================
40 SMDS_QuadraticEdge::SMDS_QuadraticEdge(const SMDS_MeshNode * node1,
41 const SMDS_MeshNode * node2,
42 const SMDS_MeshNode * node12)
43 :SMDS_MeshEdge(node1,node2)
49 //=======================================================================
52 //=======================================================================
54 void SMDS_QuadraticEdge::Print(ostream & OS) const
56 OS << "quadratic edge <" << GetID() << "> : ( first-" << myNodes[0]
57 << " , last-" << myNodes[1] << " , medium-" << myNodes[2] << ") " << endl;
61 //=======================================================================
64 //=======================================================================
66 int SMDS_QuadraticEdge::NbNodes() const
71 //=======================================================================
72 //function : ChangeNodes
74 //=======================================================================
76 bool SMDS_QuadraticEdge::ChangeNodes(const SMDS_MeshNode * node1,
77 const SMDS_MeshNode * node2,
78 const SMDS_MeshNode * node12)
86 //=======================================================================
87 //function : IsMediumNode
89 //=======================================================================
91 bool SMDS_QuadraticEdge::IsMediumNode(const SMDS_MeshNode * node) const
93 return (myNodes[2]==node);
98 //=======================================================================
99 //class : _MyInterlacedNodeIterator
101 //=======================================================================
103 class _MyInterlacedNodeIterator: public SMDS_NodeArrayIterator
105 const SMDS_MeshNode * myNodes[3];
107 _MyInterlacedNodeIterator(const SMDS_MeshNode * const * nodes):
108 SMDS_NodeArrayIterator( myNodes, & myNodes[3] )
110 myNodes[0] = nodes[0];
111 myNodes[1] = nodes[2];
112 myNodes[2] = nodes[1];
116 //=======================================================================
117 //class : _MyInterlacedNodeElemIterator
119 //=======================================================================
121 class _MyInterlacedNodeElemIterator : public SMDS_ElemIterator
123 SMDS_NodeIteratorPtr myItr;
125 _MyInterlacedNodeElemIterator(SMDS_NodeIteratorPtr interlacedNodeItr):
126 myItr( interlacedNodeItr ) {}
127 bool more() { return myItr->more(); }
128 const SMDS_MeshElement* next() { return myItr->next(); }
131 //=======================================================================
132 //class : _MyNodeIterator
134 //=======================================================================
136 class _MyNodeIterator:public SMDS_NodeArrayElemIterator
139 _MyNodeIterator(const SMDS_MeshNode * const * nodes):
140 SMDS_NodeArrayElemIterator( nodes, & nodes[3] ) {}
144 //=======================================================================
145 //function : interlacedNodesIterator
147 //=======================================================================
149 SMDS_NodeIteratorPtr SMDS_QuadraticEdge::interlacedNodesIterator() const
151 return SMDS_NodeIteratorPtr (new _MyInterlacedNodeIterator (myNodes));
155 //=======================================================================
156 //function : interlacedNodesElemIterator
158 //=======================================================================
160 SMDS_ElemIteratorPtr SMDS_QuadraticEdge::interlacedNodesElemIterator() const
162 return SMDS_ElemIteratorPtr
163 (new _MyInterlacedNodeElemIterator ( interlacedNodesIterator() ));
166 //=======================================================================
167 //function : elementsIterator
169 //=======================================================================
171 SMDS_ElemIteratorPtr SMDS_QuadraticEdge::elementsIterator(SMDSAbs_ElementType type) const
176 return SMDS_MeshElement::elementsIterator(SMDSAbs_Edge);
178 return SMDS_ElemIteratorPtr(new _MyNodeIterator(myNodes));
180 return SMDS_ElemIteratorPtr
181 (new SMDS_IteratorOfElements
182 (this,type, SMDS_ElemIteratorPtr(new _MyNodeIterator(myNodes))));