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/* |
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************************************************************ |
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* Copyright 2006 by ACcESS MNRF * |
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* * |
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* http://www.access.edu.au * |
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* Primary Business: Queensland, Australia * |
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* Licensed under the Open Software License version 3.0 * |
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* http://www.opensource.org/licenses/osl-3.0.php * |
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* * |
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************************************************************ |
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*/ |
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|
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/**************************************************************/ |
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|
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/* Finley: generates rectangular meshes */ |
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|
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/* Generates numElements[0] mesh with first order elements (Line2) in |
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the interval [0,Length[0]]. order is the desired accuracy of the |
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integration scheme. */ |
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|
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|
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/**************************************************************/ |
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|
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/* Author: gross@access.edu.au */ |
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/* Version: $Id$ */ |
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|
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/**************************************************************/ |
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|
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#include "RectangularMesh.h" |
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|
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/**************************************************************/ |
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|
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Finley_Mesh* Finley_RectangularMesh_Line2(dim_t* numElements,double* Length,bool_t* periodic, index_t order,bool_t useElementsOnFace) { |
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dim_t N0,NE0,i0,NDOF0,NFaceElements; |
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index_t NUMNODES,k; |
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Finley_Mesh* out; |
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char name[50]; |
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double time0=Finley_timer(); |
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NE0=MAX(1,numElements[0]); |
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N0=NE0+1; |
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|
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if (!periodic[0]) { |
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NDOF0=N0; |
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NFaceElements=2; |
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} else { |
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NDOF0=N0-1; |
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NFaceElements=0; |
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} |
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|
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/* allocate mesh: */ |
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|
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sprintf(name,"Rectangular mesh with %d nodes",N0); |
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out=Finley_Mesh_alloc(name,1,order); |
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if (! Finley_noError()) return NULL; |
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|
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out->Elements=Finley_ElementFile_alloc(Line2,out->order); |
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if (useElementsOnFace) { |
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out->FaceElements=Finley_ElementFile_alloc(Line2Face,out->order); |
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out->ContactElements=Finley_ElementFile_alloc(Line2Face_Contact,out->order); |
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} else { |
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out->FaceElements=Finley_ElementFile_alloc(Point1,out->order); |
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out->ContactElements=Finley_ElementFile_alloc(Point1_Contact,out->order); |
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} |
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out->Points=Finley_ElementFile_alloc(Point1,out->order); |
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if (! Finley_noError()) { |
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Finley_Mesh_dealloc(out); |
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return NULL; |
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} |
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|
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/* allocate tables: */ |
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|
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Finley_NodeFile_allocTable(out->Nodes,N0); |
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Finley_ElementFile_allocTable(out->Elements,NE0); |
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Finley_ElementFile_allocTable(out->FaceElements,NFaceElements); |
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if (! Finley_noError()) { |
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Finley_Mesh_dealloc(out); |
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return NULL; |
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} |
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|
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/* set nodes: */ |
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|
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#pragma omp parallel for private(i0,k) |
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for (i0=0;i0<N0;i0++) { |
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k=i0; |
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out->Nodes->Coordinates[INDEX2(0,k,1)]=DBLE(i0)/DBLE(N0-1)*Length[0]; |
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out->Nodes->Id[k]=k; |
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out->Nodes->Tag[k]=0; |
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out->Nodes->degreeOfFreedom[k]=(i0%NDOF0); |
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} |
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if (!periodic[0]) { |
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out->Nodes->Tag[0]=1; |
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out->Nodes->Tag[N0-1]=2; |
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} |
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|
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/* set the elements: */ |
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|
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#pragma omp parallel for private(i0,k) |
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for (i0=0;i0<NE0;i0++) { |
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k=i0; |
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out->Elements->Id[k]=k; |
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out->Elements->Tag[k]=0; |
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out->Elements->Color[k]=COLOR_MOD(i0); |
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|
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out->Elements->Nodes[INDEX2(0,k,2)]=i0; |
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out->Elements->Nodes[INDEX2(1,k,2)]=i0+1; |
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} |
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out->Elements->minColor=0; |
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out->Elements->maxColor=COLOR_MOD(0); |
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|
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/* face elements: */ |
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if (useElementsOnFace) { |
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NUMNODES=2; |
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} else { |
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NUMNODES=1; |
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} |
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if (!periodic[0]) { |
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out->FaceElements->Id[0]=NE0; |
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out->FaceElements->Tag[0]=1; |
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out->FaceElements->Color[0]=0; |
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if (useElementsOnFace) { |
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out->FaceElements->Nodes[INDEX2(0,0,NUMNODES)]=0; |
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out->FaceElements->Nodes[INDEX2(1,0,NUMNODES)]=1; |
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} else { |
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out->FaceElements->Nodes[INDEX2(0,0,NUMNODES)]=0; |
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} |
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|
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out->FaceElements->Id[1]=NE0+1; |
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out->FaceElements->Tag[1]=2; |
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out->FaceElements->Color[1]=1; |
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if (useElementsOnFace) { |
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out->FaceElements->Nodes[INDEX2(0,1,NUMNODES)]=N0-1; |
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out->FaceElements->Nodes[INDEX2(1,1,NUMNODES)]=N0-2; |
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} else { |
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out->FaceElements->Nodes[INDEX2(0,1,NUMNODES)]=N0-1; |
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} |
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} |
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out->FaceElements->maxColor=1; |
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out->FaceElements->minColor=0; |
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|
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/* face elements done: */ |
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|
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|
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/* condense the nodes: */ |
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|
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Finley_Mesh_resolveNodeIds(out); |
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|
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/* prepare mesh for further calculatuions:*/ |
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|
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Finley_Mesh_prepare(out) ; |
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|
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#ifdef Finley_TRACE |
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printf("timing: mesh generation: %.4e sec\n",Finley_timer()-time0); |
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#endif |
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|
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if (! Finley_noError()) { |
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Finley_Mesh_dealloc(out); |
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return NULL; |
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} |
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return out; |
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} |
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|
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/* |
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* Revision 1.3 2005/09/01 03:31:36 jgs |
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* Merge of development branch dev-02 back to main trunk on 2005-09-01 |
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* |
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* Revision 1.2.2.2 2005/09/07 06:26:19 gross |
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* the solver from finley are put into the standalone package paso now |
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* |
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* Revision 1.2.2.1 2005/08/24 02:02:18 gross |
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* timing output switched off. solver output can be swiched through getSolution(verbose=True) now. |
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* |
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* Revision 1.2 2005/07/08 04:07:52 jgs |
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* Merge of development branch back to main trunk on 2005-07-08 |
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* |
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* Revision 1.1.1.1.2.2 2005/06/30 01:53:56 gross |
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* a bug in coloring fixed |
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* |
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* Revision 1.1.1.1.2.1 2005/06/29 02:34:52 gross |
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* some changes towards 64 integers in finley |
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* |
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* Revision 1.1.1.1 2004/10/26 06:53:57 jgs |
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* initial import of project esys2 |
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* |
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* Revision 1.1.1.1 2004/06/24 04:00:40 johng |
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* Initial version of eys using boost-python. |
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* |
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* |
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*/ |
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