mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
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272 lines
7.8 KiB
C++
272 lines
7.8 KiB
C++
// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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// SMESH SMDS : implementaion of Salome mesh data structure
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//
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#ifdef _MSC_VER
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#pragma warning(disable:4786)
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#endif
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#include "SMDS_VolumeOfNodes.hxx"
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#include "SMDS_MeshNode.hxx"
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#include "SMDS_SetIterator.hxx"
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#include "SMDS_VolumeTool.hxx"
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#include "SMDS_Mesh.hxx"
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#include "utilities.h"
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using namespace std;
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///////////////////////////////////////////////////////////////////////////////
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/// Create an hexahedron. node 1,2,3,4 and 5,6,7,8 are quadrangle and
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/// 5,1 and 7,3 are an edges.
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///////////////////////////////////////////////////////////////////////////////
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SMDS_VolumeOfNodes::SMDS_VolumeOfNodes(
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const SMDS_MeshNode * node1,
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const SMDS_MeshNode * node2,
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const SMDS_MeshNode * node3,
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const SMDS_MeshNode * node4,
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const SMDS_MeshNode * node5,
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const SMDS_MeshNode * node6,
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const SMDS_MeshNode * node7,
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const SMDS_MeshNode * node8)
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{
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//MESSAGE("***************************************************** SMDS_VolumeOfNodes");
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myNbNodes = 8;
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myNodes = new const SMDS_MeshNode* [myNbNodes];
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myNodes[0]=node1;
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myNodes[1]=node2;
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myNodes[2]=node3;
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myNodes[3]=node4;
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myNodes[4]=node5;
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myNodes[5]=node6;
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myNodes[6]=node7;
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myNodes[7]=node8;
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}
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SMDS_VolumeOfNodes::SMDS_VolumeOfNodes(
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const SMDS_MeshNode * node1,
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const SMDS_MeshNode * node2,
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const SMDS_MeshNode * node3,
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const SMDS_MeshNode * node4)
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{
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//MESSAGE("***************************************************** SMDS_VolumeOfNodes");
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myNbNodes = 4;
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myNodes = new const SMDS_MeshNode* [myNbNodes];
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myNodes[0]=node1;
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myNodes[1]=node2;
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myNodes[2]=node3;
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myNodes[3]=node4;
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}
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SMDS_VolumeOfNodes::SMDS_VolumeOfNodes(
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const SMDS_MeshNode * node1,
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const SMDS_MeshNode * node2,
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const SMDS_MeshNode * node3,
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const SMDS_MeshNode * node4,
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const SMDS_MeshNode * node5)
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{
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//MESSAGE("***************************************************** SMDS_VolumeOfNodes");
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myNbNodes = 5;
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myNodes = new const SMDS_MeshNode* [myNbNodes];
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myNodes[0]=node1;
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myNodes[1]=node2;
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myNodes[2]=node3;
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myNodes[3]=node4;
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myNodes[4]=node5;
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}
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SMDS_VolumeOfNodes::SMDS_VolumeOfNodes(
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const SMDS_MeshNode * node1,
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const SMDS_MeshNode * node2,
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const SMDS_MeshNode * node3,
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const SMDS_MeshNode * node4,
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const SMDS_MeshNode * node5,
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const SMDS_MeshNode * node6)
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{
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//MESSAGE("***************************************************** SMDS_VolumeOfNodes");
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myNbNodes = 6;
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myNodes = new const SMDS_MeshNode* [myNbNodes];
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myNodes[0]=node1;
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myNodes[1]=node2;
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myNodes[2]=node3;
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myNodes[3]=node4;
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myNodes[4]=node5;
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myNodes[5]=node6;
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}
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bool SMDS_VolumeOfNodes::ChangeNodes(const SMDS_MeshNode* nodes[],
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const int nbNodes)
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{
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if (nbNodes < 4 || nbNodes > 8 || nbNodes == 7)
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return false;
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delete [] myNodes;
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myNbNodes = nbNodes;
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myNodes = new const SMDS_MeshNode* [myNbNodes];
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for ( int i = 0; i < nbNodes; i++ )
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myNodes[ i ] = nodes [ i ];
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return true;
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}
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SMDS_VolumeOfNodes::~SMDS_VolumeOfNodes()
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{
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if (myNodes != NULL) {
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delete [] myNodes;
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myNodes = NULL;
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}
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}
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void SMDS_VolumeOfNodes::Print(ostream & OS) const
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{
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OS << "volume <" << GetID() << "> : ";
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int i;
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for (i = 0; i < NbNodes()-1; ++i) OS << myNodes[i] << ",";
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OS << myNodes[NbNodes()-1]<< ") " << endl;
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}
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int SMDS_VolumeOfNodes::NbFaces() const
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{
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switch(NbNodes())
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{
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case 4: return 4;
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case 5: return 5;
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case 6: return 5;
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case 8: return 6;
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default: MESSAGE("invalid number of nodes");
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}
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return 0;
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}
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int SMDS_VolumeOfNodes::NbNodes() const
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{
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return myNbNodes;
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}
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int SMDS_VolumeOfNodes::NbEdges() const
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{
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switch(NbNodes())
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{
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case 4: return 6;
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case 5: return 8;
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case 6: return 9;
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case 8: return 12;
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default: MESSAGE("invalid number of nodes");
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}
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return 0;
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}
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/*!
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* \brief Iterator on node of volume
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*/
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class SMDS_VolumeOfNodes_MyIterator:public SMDS_NodeArrayElemIterator
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{
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public:
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SMDS_VolumeOfNodes_MyIterator(const SMDS_MeshNode* const* s, int l):
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SMDS_NodeArrayElemIterator( s, & s[ l ]) {}
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};
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/*!
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* \brief Iterator on faces or edges of volume
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*/
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class _MySubIterator : public SMDS_ElemIterator
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{
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vector< const SMDS_MeshElement* > myElems;
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int myIndex;
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public:
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_MySubIterator(const SMDS_VolumeOfNodes* vol, SMDSAbs_ElementType type):myIndex(0) {
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SMDS_VolumeTool vTool(vol);
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if (type == SMDSAbs_Face)
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vTool.GetAllExistingFaces( myElems );
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else
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vTool.GetAllExistingFaces( myElems );
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}
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/// Return true if and only if there are other object in this iterator
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virtual bool more() { return myIndex < myElems.size(); }
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/// Return the current object and step to the next one
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virtual const SMDS_MeshElement* next() { return myElems[ myIndex++ ]; }
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};
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SMDS_ElemIteratorPtr SMDS_VolumeOfNodes::elementsIterator(SMDSAbs_ElementType type) const
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{
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switch(type)
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{
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case SMDSAbs_Volume:
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return SMDS_MeshElement::elementsIterator(SMDSAbs_Volume);
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case SMDSAbs_Node:
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return SMDS_ElemIteratorPtr(new SMDS_VolumeOfNodes_MyIterator(myNodes,myNbNodes));
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case SMDSAbs_Face:
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return SMDS_ElemIteratorPtr(new _MySubIterator(this,SMDSAbs_Face));
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case SMDSAbs_Edge:
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return SMDS_ElemIteratorPtr(new _MySubIterator(this,SMDSAbs_Edge));
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default:
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MESSAGE("ERROR : Iterator not implemented");
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return SMDS_ElemIteratorPtr((SMDS_ElemIterator*)NULL);
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}
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}
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SMDSAbs_ElementType SMDS_VolumeOfNodes::GetType() const
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{
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return SMDSAbs_Volume;
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}
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/*!
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* \brief Return node by its index
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* \param ind - node index
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* \retval const SMDS_MeshNode* - the node
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*/
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const SMDS_MeshNode* SMDS_VolumeOfNodes::GetNode(const int ind) const
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{
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return myNodes[ ind ];
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}
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SMDSAbs_EntityType SMDS_VolumeOfNodes::GetEntityType() const
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{
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SMDSAbs_EntityType aType = SMDSEntity_Tetra;
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switch(myNbNodes)
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{
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case 4: aType = SMDSEntity_Tetra; break;
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case 5: aType = SMDSEntity_Pyramid; break;
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case 6: aType = SMDSEntity_Penta; break;
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case 8:
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default: aType = SMDSEntity_Hexa; break;
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}
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return aType;
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}
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SMDSAbs_GeometryType SMDS_VolumeOfNodes::GetGeomType() const
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{
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SMDSAbs_GeometryType aType = SMDSGeom_NONE;
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switch(myNbNodes)
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{
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case 4: aType = SMDSGeom_TETRA; break;
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case 5: aType = SMDSGeom_PYRAMID; break;
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case 6: aType = SMDSGeom_PENTA; break;
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case 12: aType = SMDSGeom_HEXAGONAL_PRISM; break;
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case 8:
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default: aType = SMDSGeom_HEXA; break;
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}
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return aType;
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}
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