1 // SMESH SMDS : implementaion of Salome mesh data structure
3 // Copyright (C) 2003 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
24 // File: SMDS_QuadraticEdge.cxx
25 // Created: 16.01.06 16:25:42
26 // Author: Sergey KUUL
29 #include "SMDS_QuadraticEdge.hxx"
31 #include "SMDS_SetIterator.hxx"
32 #include "SMDS_IteratorOfElements.hxx"
33 #include "SMDS_MeshNode.hxx"
37 //=======================================================================
38 //function : SMDS_QuadraticEdge
40 //=======================================================================
42 SMDS_QuadraticEdge::SMDS_QuadraticEdge(const SMDS_MeshNode * node1,
43 const SMDS_MeshNode * node2,
44 const SMDS_MeshNode * node12)
45 :SMDS_MeshEdge(node1,node2)
51 //=======================================================================
54 //=======================================================================
56 void SMDS_QuadraticEdge::Print(ostream & OS) const
58 OS << "quadratic edge <" << GetID() << "> : ( first-" << myNodes[0]
59 << " , last-" << myNodes[1] << " , medium-" << myNodes[2] << ") " << endl;
63 //=======================================================================
66 //=======================================================================
68 int SMDS_QuadraticEdge::NbNodes() const
73 //=======================================================================
74 //function : ChangeNodes
76 //=======================================================================
78 bool SMDS_QuadraticEdge::ChangeNodes(const SMDS_MeshNode * node1,
79 const SMDS_MeshNode * node2,
80 const SMDS_MeshNode * node12)
88 //=======================================================================
89 //function : IsMediumNode
91 //=======================================================================
93 bool SMDS_QuadraticEdge::IsMediumNode(const SMDS_MeshNode * node) const
95 return (myNodes[2]==node);
100 //=======================================================================
101 //class : _MyInterlacedNodeIterator
103 //=======================================================================
105 class _MyInterlacedNodeIterator: public SMDS_NodeArrayIterator
107 const SMDS_MeshNode * myNodes[3];
109 _MyInterlacedNodeIterator(const SMDS_MeshNode * const * nodes):
110 SMDS_NodeArrayIterator( myNodes, & myNodes[3] )
112 myNodes[0] = nodes[0];
113 myNodes[1] = nodes[2];
114 myNodes[2] = nodes[1];
118 //=======================================================================
119 //class : _MyInterlacedNodeElemIterator
121 //=======================================================================
123 class _MyInterlacedNodeElemIterator : public SMDS_ElemIterator
125 SMDS_NodeIteratorPtr myItr;
127 _MyInterlacedNodeElemIterator(SMDS_NodeIteratorPtr interlacedNodeItr):
128 myItr( interlacedNodeItr ) {}
129 bool more() { return myItr->more(); }
130 const SMDS_MeshElement* next() { return myItr->next(); }
133 //=======================================================================
134 //class : _MyNodeIterator
136 //=======================================================================
138 class _MyNodeIterator:public SMDS_NodeArrayElemIterator
141 _MyNodeIterator(const SMDS_MeshNode * const * nodes):
142 SMDS_NodeArrayElemIterator( nodes, & nodes[3] ) {}
146 //=======================================================================
147 //function : interlacedNodesIterator
149 //=======================================================================
151 SMDS_NodeIteratorPtr SMDS_QuadraticEdge::interlacedNodesIterator() const
153 return SMDS_NodeIteratorPtr (new _MyInterlacedNodeIterator (myNodes));
157 //=======================================================================
158 //function : interlacedNodesElemIterator
160 //=======================================================================
162 SMDS_ElemIteratorPtr SMDS_QuadraticEdge::interlacedNodesElemIterator() const
164 return SMDS_ElemIteratorPtr
165 (new _MyInterlacedNodeElemIterator ( interlacedNodesIterator() ));
168 //=======================================================================
169 //function : elementsIterator
171 //=======================================================================
173 SMDS_ElemIteratorPtr SMDS_QuadraticEdge::elementsIterator(SMDSAbs_ElementType type) const
178 return SMDS_MeshElement::elementsIterator(SMDSAbs_Edge);
180 return SMDS_ElemIteratorPtr(new _MyNodeIterator(myNodes));
182 return SMDS_ElemIteratorPtr
183 (new SMDS_IteratorOfElements
184 (this,type, SMDS_ElemIteratorPtr(new _MyNodeIterator(myNodes))));