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|
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/* $Id$ */ |
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|
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/******************************************************* |
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* |
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* Copyright 2003-2007 by ACceSS MNRF |
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* Copyright 2007 by University of Queensland |
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* |
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* http://esscc.uq.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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/* Finley: read mesh */ |
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|
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/**************************************************************/ |
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|
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#include "Mesh.h" |
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|
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/**************************************************************/ |
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|
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/* reads a mesh from a Finley file of name fname */ |
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|
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Finley_Mesh* Finley_Mesh_read(char* fname,index_t order, index_t reduced_order, bool_t optimize) |
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|
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{ |
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|
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Paso_MPIInfo *mpi_info = Paso_MPIInfo_alloc( MPI_COMM_WORLD ); |
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dim_t numNodes, numDim, numEle, i0, i1; |
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index_t tag_key; |
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Finley_Mesh *mesh_p=NULL; |
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char name[LenString_MAX],element_type[LenString_MAX],frm[20]; |
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char error_msg[LenErrorMsg_MAX]; |
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double time0=Finley_timer(); |
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FILE *fileHandle_p = NULL; |
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ElementTypeId typeID, faceTypeID, contactTypeID, pointTypeID; |
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|
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Finley_resetError(); |
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|
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if (mpi_info->size > 1) { |
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Finley_setError(SYSTEM_ERROR,"Finley_Mesh_read: MPI is not suporrted yet."); |
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} else { |
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/* get file handle */ |
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fileHandle_p = fopen(fname, "r"); |
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if (fileHandle_p==NULL) { |
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sprintf(error_msg,"Finley_Mesh_read: Opening file %s for reading failed.",fname); |
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Finley_setError(IO_ERROR,error_msg); |
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Paso_MPIInfo_free( mpi_info ); |
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return NULL; |
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} |
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|
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/* read header */ |
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sprintf(frm,"%%%d[^\n]",LenString_MAX-1); |
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fscanf(fileHandle_p, frm, name); |
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|
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/* get the nodes */ |
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|
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fscanf(fileHandle_p, "%1d%*s %d\n", &numDim,&numNodes); |
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/* allocate mesh */ |
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mesh_p = Finley_Mesh_alloc(name,numDim,order,reduced_order,mpi_info); |
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if (Finley_noError()) { |
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|
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/* read nodes */ |
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Finley_NodeFile_allocTable(mesh_p->Nodes, numNodes); |
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if (Finley_noError()) { |
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if (1 == numDim) { |
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for (i0 = 0; i0 < numNodes; i0++) |
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fscanf(fileHandle_p, "%d %d %d %le\n", &mesh_p->Nodes->Id[i0], |
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&mesh_p->Nodes->globalDegreesOfFreedom[i0], &mesh_p->Nodes->Tag[i0], |
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&mesh_p->Nodes->Coordinates[INDEX2(0,i0,numDim)]); |
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} else if (2 == numDim) { |
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for (i0 = 0; i0 < numNodes; i0++) |
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fscanf(fileHandle_p, "%d %d %d %le %le\n", &mesh_p->Nodes->Id[i0], |
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&mesh_p->Nodes->globalDegreesOfFreedom[i0], &mesh_p->Nodes->Tag[i0], |
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&mesh_p->Nodes->Coordinates[INDEX2(0,i0,numDim)], |
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&mesh_p->Nodes->Coordinates[INDEX2(1,i0,numDim)]); |
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} else if (3 == numDim) { |
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for (i0 = 0; i0 < numNodes; i0++) |
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fscanf(fileHandle_p, "%d %d %d %le %le %le\n", &mesh_p->Nodes->Id[i0], |
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&mesh_p->Nodes->globalDegreesOfFreedom[i0], &mesh_p->Nodes->Tag[i0], |
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&mesh_p->Nodes->Coordinates[INDEX2(0,i0,numDim)], |
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&mesh_p->Nodes->Coordinates[INDEX2(1,i0,numDim)], |
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&mesh_p->Nodes->Coordinates[INDEX2(2,i0,numDim)]); |
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} /* if else else */ |
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} |
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/* read elements */ |
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if (Finley_noError()) { |
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|
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fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
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typeID=Finley_RefElement_getTypeId(element_type); |
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if (typeID==NoType) { |
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sprintf(error_msg,"Finley_Mesh_read :Unidentified element type %s",element_type); |
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Finley_setError(VALUE_ERROR,error_msg); |
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} else { |
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/* read the elements */ |
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mesh_p->Elements=Finley_ElementFile_alloc(typeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
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if (Finley_noError()) { |
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Finley_ElementFile_allocTable(mesh_p->Elements, numEle); |
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mesh_p->Elements->minColor=0; |
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mesh_p->Elements->maxColor=numEle-1; |
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if (Finley_noError()) { |
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for (i0 = 0; i0 < numEle; i0++) { |
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fscanf(fileHandle_p, "%d %d", &mesh_p->Elements->Id[i0], &mesh_p->Elements->Tag[i0]); |
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mesh_p->Elements->Color[i0]=i0; |
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for (i1 = 0; i1 < mesh_p->Elements->ReferenceElement->Type->numNodes; i1++) { |
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fscanf(fileHandle_p, " %d", |
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&mesh_p->Elements->Nodes[INDEX2(i1, i0, mesh_p->Elements->ReferenceElement->Type->numNodes)]); |
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} /* for i1 */ |
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fscanf(fileHandle_p, "\n"); |
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} /* for i0 */ |
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} |
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} |
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} |
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} |
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/* get the face elements */ |
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if (Finley_noError()) { |
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fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
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faceTypeID=Finley_RefElement_getTypeId(element_type); |
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if (faceTypeID==NoType) { |
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sprintf(error_msg,"Finley_Mesh_read :Unidentified element type %s for face elements",element_type); |
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Finley_setError(VALUE_ERROR,error_msg); |
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} else { |
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mesh_p->FaceElements=Finley_ElementFile_alloc(faceTypeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
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if (Finley_noError()) { |
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Finley_ElementFile_allocTable(mesh_p->FaceElements, numEle); |
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if (Finley_noError()) { |
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mesh_p->FaceElements->minColor=0; |
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mesh_p->FaceElements->maxColor=numEle-1; |
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for (i0 = 0; i0 < numEle; i0++) { |
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fscanf(fileHandle_p, "%d %d", &mesh_p->FaceElements->Id[i0], &mesh_p->FaceElements->Tag[i0]); |
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mesh_p->FaceElements->Color[i0]=i0; |
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for (i1 = 0; i1 < mesh_p->FaceElements->ReferenceElement->Type->numNodes; i1++) { |
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fscanf(fileHandle_p, " %d", |
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&mesh_p->FaceElements->Nodes[INDEX2(i1, i0, mesh_p->FaceElements->ReferenceElement->Type->numNodes)]); |
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} /* for i1 */ |
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fscanf(fileHandle_p, "\n"); |
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} /* for i0 */ |
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} |
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} |
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} |
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} |
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/* get the Contact face element */ |
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if (Finley_noError()) { |
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fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
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contactTypeID=Finley_RefElement_getTypeId(element_type); |
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if (contactTypeID==NoType) { |
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sprintf(error_msg,"Finley_Mesh_read: Unidentified element type %s for contact elements",element_type); |
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Finley_setError(VALUE_ERROR,error_msg); |
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} else { |
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mesh_p->ContactElements=Finley_ElementFile_alloc(contactTypeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
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if (Finley_noError()) { |
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Finley_ElementFile_allocTable(mesh_p->ContactElements, numEle); |
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if (Finley_noError()) { |
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mesh_p->ContactElements->minColor=0; |
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mesh_p->ContactElements->maxColor=numEle-1; |
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for (i0 = 0; i0 < numEle; i0++) { |
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fscanf(fileHandle_p, "%d %d", &mesh_p->ContactElements->Id[i0], &mesh_p->ContactElements->Tag[i0]); |
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mesh_p->ContactElements->Color[i0]=i0; |
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for (i1 = 0; i1 < mesh_p->ContactElements->ReferenceElement->Type->numNodes; i1++) { |
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fscanf(fileHandle_p, " %d", |
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&mesh_p->ContactElements->Nodes[INDEX2(i1, i0, mesh_p->ContactElements->ReferenceElement->Type->numNodes)]); |
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} /* for i1 */ |
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fscanf(fileHandle_p, "\n"); |
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} /* for i0 */ |
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} |
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} |
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} |
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} |
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/* get the nodal element */ |
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if (Finley_noError()) { |
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fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
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pointTypeID=Finley_RefElement_getTypeId(element_type); |
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if (pointTypeID==NoType) { |
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sprintf(error_msg,"Finley_Mesh_read: Unidentified element type %s for points",element_type); |
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Finley_setError(VALUE_ERROR,error_msg); |
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} |
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mesh_p->Points=Finley_ElementFile_alloc(pointTypeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
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if (Finley_noError()) { |
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Finley_ElementFile_allocTable(mesh_p->Points, numEle); |
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if (Finley_noError()) { |
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mesh_p->Points->minColor=0; |
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mesh_p->Points->maxColor=numEle-1; |
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for (i0 = 0; i0 < numEle; i0++) { |
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fscanf(fileHandle_p, "%d %d", &mesh_p->Points->Id[i0], &mesh_p->Points->Tag[i0]); |
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mesh_p->Points->Color[i0]=i0; |
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for (i1 = 0; i1 < mesh_p->Points->ReferenceElement->Type->numNodes; i1++) { |
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fscanf(fileHandle_p, " %d", |
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&mesh_p->Points->Nodes[INDEX2(i1, i0, mesh_p->Points->ReferenceElement->Type->numNodes)]); |
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} /* for i1 */ |
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fscanf(fileHandle_p, "\n"); |
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} /* for i0 */ |
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} |
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} |
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} |
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/* get the name tags */ |
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if (Finley_noError()) { |
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if (feof(fileHandle_p) == 0) { |
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fscanf(fileHandle_p, "%s\n", name); |
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while (feof(fileHandle_p) == 0) { |
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fscanf(fileHandle_p, "%s %d\n", name, &tag_key); |
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Finley_Mesh_addTagMap(mesh_p,name,tag_key); |
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} |
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} |
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} |
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} |
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/* close file */ |
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fclose(fileHandle_p); |
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|
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/* resolve id's : */ |
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/* rearrange elements: */ |
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|
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if (Finley_noError()) Finley_Mesh_resolveNodeIds(mesh_p); |
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if (Finley_noError()) Finley_Mesh_prepare(mesh_p, optimize); |
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|
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/* that's it */ |
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#ifdef Finley_TRACE |
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printf("timing: reading mesh: %.4e sec\n",Finley_timer()-time0); |
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#endif |
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} |
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|
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/* that's it */ |
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if (! Finley_noError()) { |
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Finley_Mesh_free(mesh_p); |
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} |
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Paso_MPIInfo_free( mpi_info ); |
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return mesh_p; |
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} |
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|
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Finley_Mesh* Finley_Mesh_read_MPI(char* fname,index_t order, index_t reduced_order, bool_t optimize) |
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|
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{ |
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|
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Paso_MPIInfo *mpi_info = Paso_MPIInfo_alloc( MPI_COMM_WORLD ); |
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dim_t numNodes, numDim, numEle, i0, i1; |
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Finley_Mesh *mesh_p=NULL; |
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char name[LenString_MAX],element_type[LenString_MAX],frm[20]; |
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char error_msg[LenErrorMsg_MAX]; |
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double time0=Finley_timer(); |
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FILE *fileHandle_p = NULL; |
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ElementTypeId typeID, faceTypeID, contactTypeID, pointTypeID; |
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index_t tag_key; |
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|
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Finley_resetError(); |
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|
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if (mpi_info->rank == 0) { |
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/* get file handle */ |
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fileHandle_p = fopen(fname, "r"); |
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if (fileHandle_p==NULL) { |
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sprintf(error_msg,"Finley_Mesh_read: Opening file %s for reading failed.",fname); |
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Finley_setError(IO_ERROR,error_msg); |
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Paso_MPIInfo_free( mpi_info ); |
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return NULL; |
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} |
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|
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/* read header */ |
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sprintf(frm,"%%%d[^\n]",LenString_MAX-1); |
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fscanf(fileHandle_p, frm, name); |
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|
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/* get the number of nodes */ |
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fscanf(fileHandle_p, "%1d%*s %d\n", &numDim,&numNodes); |
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} |
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|
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#ifdef PASO_MPI |
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/* MPI Broadcast numDim, numNodes, name if there are multiple MPI procs*/ |
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if (mpi_info->size > 1) { |
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int temp1[3], error_code; |
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temp1[0] = numDim; |
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temp1[1] = numNodes; |
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temp1[2] = strlen(name) + 1; |
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error_code = MPI_Bcast (temp1, 3, MPI_INT, 0, mpi_info->comm); |
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if (error_code != MPI_SUCCESS) { |
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Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of temp1 failed"); |
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return NULL; |
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} |
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numDim = temp1[0]; |
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numNodes = temp1[1]; |
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error_code = MPI_Bcast (name, temp1[2], MPI_CHAR, 0, mpi_info->comm); |
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if (error_code != MPI_SUCCESS) { |
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Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of name failed"); |
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return NULL; |
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} |
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} |
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#endif |
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|
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/* allocate mesh */ |
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mesh_p = Finley_Mesh_alloc(name,numDim,order,reduced_order,mpi_info); |
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if (Finley_noError()) { |
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/* Each CPU will get at most chunkSize nodes so the message has to be sufficiently large */ |
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int chunkSize = numNodes / mpi_info->size + 1, totalNodes=0, chunkNodes=0, chunkEle=0, nextCPU=1; |
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int *tempInts = TMPMEMALLOC(chunkSize*3+1, index_t); /* Stores the integer message data */ |
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double *tempCoords = TMPMEMALLOC(chunkSize*numDim, double); /* Stores the double message data */ |
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|
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/* |
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Read chunkSize nodes, send it in a chunk to worker CPU which copies chunk into its local mesh_p |
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It doesn't matter that a CPU has the wrong nodes for its elements, this is sorted out later |
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First chunk sent to CPU 1, second to CPU 2, ... |
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Last chunk stays on CPU 0 (the master) |
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The three columns of integers (Id, gDOF, Tag) are gathered into a single array tempInts and sent together in a single MPI message |
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*/ |
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|
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if (mpi_info->rank == 0) { /* Master */ |
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for (;;) { /* Infinite loop */ |
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for (i0=0; i0<chunkSize*3+1; i0++) tempInts[i0] = -1; |
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for (i0=0; i0<chunkSize*numDim; i0++) tempCoords[i0] = -1.0; |
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chunkNodes = 0; |
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for (i1=0; i1<chunkSize; i1++) { |
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if (totalNodes >= numNodes) break; /* End of inner loop */ |
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if (1 == numDim) |
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fscanf(fileHandle_p, "%d %d %d %le\n", |
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&tempInts[0+i1], &tempInts[chunkSize+i1], &tempInts[chunkSize*2+i1], |
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&tempCoords[i1*numDim+0]); |
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if (2 == numDim) |
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fscanf(fileHandle_p, "%d %d %d %le %le\n", |
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&tempInts[0+i1], &tempInts[chunkSize+i1], &tempInts[chunkSize*2+i1], |
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&tempCoords[i1*numDim+0], &tempCoords[i1*numDim+1]); |
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if (3 == numDim) |
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fscanf(fileHandle_p, "%d %d %d %le %le %le\n", |
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&tempInts[0+i1], &tempInts[chunkSize+i1], &tempInts[chunkSize*2+i1], |
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&tempCoords[i1*numDim+0], &tempCoords[i1*numDim+1], &tempCoords[i1*numDim+2]); |
| 324 |
totalNodes++; /* When do we quit the infinite loop? */ |
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chunkNodes++; /* How many nodes do we actually have in this chunk? It may be smaller than chunkSize. */ |
| 326 |
} |
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if (chunkNodes > chunkSize) { |
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Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: error reading chunks of mesh, data too large for message size"); |
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return NULL; |
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} |
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#ifdef PASO_MPI |
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/* Eventually we'll send chunkSize nodes to each CPU numbered 1 ... mpi_info->size-1, here goes one of them */ |
| 333 |
if (nextCPU < mpi_info->size) { |
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int mpi_error; |
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tempInts[chunkSize*3] = chunkNodes; /* The message has one more int to send chunkNodes */ |
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mpi_error = MPI_Send(tempInts, chunkSize*3+1, MPI_INT, nextCPU, 81720, mpi_info->comm); |
| 337 |
if ( mpi_error != MPI_SUCCESS ) { |
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Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts failed"); |
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return NULL; |
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} |
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mpi_error = MPI_Send(tempCoords, chunkSize*numDim, MPI_DOUBLE, nextCPU, 81721, mpi_info->comm); |
| 342 |
if ( mpi_error != MPI_SUCCESS ) { |
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Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempCoords failed"); |
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return NULL; |
| 345 |
} |
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} |
| 347 |
#endif |
| 348 |
nextCPU++; |
| 349 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 350 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 351 |
} /* Infinite loop */ |
| 352 |
} /* End master */ |
| 353 |
else { /* Worker */ |
| 354 |
#ifdef PASO_MPI |
| 355 |
/* Each worker receives two messages */ |
| 356 |
MPI_Status status; |
| 357 |
int mpi_error; |
| 358 |
mpi_error = MPI_Recv(tempInts, chunkSize*3+1, MPI_INT, 0, 81720, mpi_info->comm, &status); |
| 359 |
if ( mpi_error != MPI_SUCCESS ) { |
| 360 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts failed"); |
| 361 |
return NULL; |
| 362 |
} |
| 363 |
mpi_error = MPI_Recv(tempCoords, chunkSize*numDim, MPI_DOUBLE, 0, 81721, mpi_info->comm, &status); |
| 364 |
if ( mpi_error != MPI_SUCCESS ) { |
| 365 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempCoords failed"); |
| 366 |
return NULL; |
| 367 |
} |
| 368 |
chunkNodes = tempInts[chunkSize*3]; /* How many nodes are in this workers chunk? */ |
| 369 |
#endif |
| 370 |
} /* Worker */ |
| 371 |
|
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/* Copy node data from tempMem to mesh_p */ |
| 373 |
Finley_NodeFile_allocTable(mesh_p->Nodes, chunkNodes); |
| 374 |
if (Finley_noError()) { |
| 375 |
for (i0=0; i0<chunkNodes; i0++) { |
| 376 |
mesh_p->Nodes->Id[i0] = tempInts[0+i0]; |
| 377 |
mesh_p->Nodes->globalDegreesOfFreedom[i0] = tempInts[chunkSize+i0]; |
| 378 |
mesh_p->Nodes->Tag[i0] = tempInts[chunkSize*2+i0]; |
| 379 |
for (i1=0; i1<numDim; i1++) { |
| 380 |
mesh_p->Nodes->Coordinates[INDEX2(i1,i0,numDim)] = tempCoords[i0*numDim+i1]; |
| 381 |
} |
| 382 |
} |
| 383 |
} |
| 384 |
|
| 385 |
TMPMEMFREE(tempInts); |
| 386 |
TMPMEMFREE(tempCoords); |
| 387 |
|
| 388 |
/* read elements */ |
| 389 |
|
| 390 |
/* Read the element typeID */ |
| 391 |
if (Finley_noError()) { |
| 392 |
if (mpi_info->rank == 0) { |
| 393 |
fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
| 394 |
typeID=Finley_RefElement_getTypeId(element_type); |
| 395 |
} |
| 396 |
#ifdef PASO_MPI |
| 397 |
if (mpi_info->size > 1) { |
| 398 |
int temp1[2], mpi_error; |
| 399 |
temp1[0] = (int) typeID; |
| 400 |
temp1[1] = numEle; |
| 401 |
mpi_error = MPI_Bcast (temp1, 2, MPI_INT, 0, mpi_info->comm); |
| 402 |
if (mpi_error != MPI_SUCCESS) { |
| 403 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of Element typeID failed"); |
| 404 |
return NULL; |
| 405 |
} |
| 406 |
typeID = (ElementTypeId) temp1[0]; |
| 407 |
numEle = temp1[1]; |
| 408 |
} |
| 409 |
#endif |
| 410 |
if (typeID==NoType) { |
| 411 |
sprintf(error_msg, "Finley_Mesh_read: Unidentified element type %s", element_type); |
| 412 |
Finley_setError(VALUE_ERROR, error_msg); |
| 413 |
} |
| 414 |
} |
| 415 |
|
| 416 |
/* Allocate the ElementFile */ |
| 417 |
mesh_p->Elements=Finley_ElementFile_alloc(typeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
| 418 |
numNodes = mesh_p->Elements->ReferenceElement->Type->numNodes; /* New meaning for numNodes: num nodes per element */ |
| 419 |
|
| 420 |
/* Read the element data */ |
| 421 |
if (Finley_noError()) { |
| 422 |
int chunkSize = numEle / mpi_info->size + 1, totalEle=0, nextCPU=1; |
| 423 |
int *tempInts = TMPMEMALLOC(chunkSize*(2+numNodes)+1, index_t); /* Store Id + Tag + node list (+ one int at end for chunkEle) */ |
| 424 |
/* Elements are specified as a list of integers...only need one message instead of two as with the nodes */ |
| 425 |
if (mpi_info->rank == 0) { /* Master */ |
| 426 |
for (;;) { /* Infinite loop */ |
| 427 |
for (i0=0; i0<chunkSize*(2+numNodes)+1; i0++) tempInts[i0] = -1; |
| 428 |
chunkEle = 0; |
| 429 |
for (i0=0; i0<chunkSize; i0++) { |
| 430 |
if (totalEle >= numEle) break; /* End inner loop */ |
| 431 |
fscanf(fileHandle_p, "%d %d", &tempInts[i0*(2+numNodes)+0], &tempInts[i0*(2+numNodes)+1]); |
| 432 |
for (i1 = 0; i1 < numNodes; i1++) fscanf(fileHandle_p, " %d", &tempInts[i0*(2+numNodes)+2+i1]); |
| 433 |
fscanf(fileHandle_p, "\n"); |
| 434 |
totalEle++; |
| 435 |
chunkEle++; |
| 436 |
} |
| 437 |
#ifdef PASO_MPI |
| 438 |
/* Eventually we'll send chunk of elements to each CPU except 0 itself, here goes one of them */ |
| 439 |
if (nextCPU < mpi_info->size) { |
| 440 |
int mpi_error; |
| 441 |
tempInts[chunkSize*(2+numNodes)] = chunkEle; |
| 442 |
mpi_error = MPI_Send(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, nextCPU, 81722, mpi_info->comm); |
| 443 |
if ( mpi_error != MPI_SUCCESS ) { |
| 444 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts for Elements failed"); |
| 445 |
return NULL; |
| 446 |
} |
| 447 |
} |
| 448 |
#endif |
| 449 |
nextCPU++; |
| 450 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 451 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 452 |
} /* Infinite loop */ |
| 453 |
} /* End master */ |
| 454 |
else { /* Worker */ |
| 455 |
#ifdef PASO_MPI |
| 456 |
/* Each worker receives one message */ |
| 457 |
MPI_Status status; |
| 458 |
int mpi_error; |
| 459 |
mpi_error = MPI_Recv(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, 0, 81722, mpi_info->comm, &status); |
| 460 |
if ( mpi_error != MPI_SUCCESS ) { |
| 461 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts for Elements failed"); |
| 462 |
return NULL; |
| 463 |
} |
| 464 |
chunkEle = tempInts[chunkSize*(2+numNodes)]; |
| 465 |
#endif |
| 466 |
} /* Worker */ |
| 467 |
|
| 468 |
/* Copy Element data from tempInts to mesh_p */ |
| 469 |
Finley_ElementFile_allocTable(mesh_p->Elements, chunkEle); |
| 470 |
mesh_p->Elements->minColor=0; |
| 471 |
mesh_p->Elements->maxColor=chunkEle-1; |
| 472 |
if (Finley_noError()) { |
| 473 |
#pragma omp parallel for private (i0, i1) |
| 474 |
for (i0=0; i0<chunkEle; i0++) { |
| 475 |
mesh_p->Elements->Id[i0] = tempInts[i0*(2+numNodes)+0]; |
| 476 |
mesh_p->Elements->Tag[i0] = tempInts[i0*(2+numNodes)+1]; |
| 477 |
mesh_p->Elements->Color[i0] = i0; |
| 478 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 479 |
mesh_p->Elements->Nodes[INDEX2(i1, i0, numNodes)] = tempInts[i0*(2+numNodes)+2+i1]; |
| 480 |
} |
| 481 |
} |
| 482 |
} |
| 483 |
|
| 484 |
TMPMEMFREE(tempInts); |
| 485 |
} /* end of Read the element data */ |
| 486 |
|
| 487 |
/* read face elements */ |
| 488 |
|
| 489 |
/* Read the element typeID */ |
| 490 |
if (Finley_noError()) { |
| 491 |
if (mpi_info->rank == 0) { |
| 492 |
fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
| 493 |
typeID=Finley_RefElement_getTypeId(element_type); |
| 494 |
} |
| 495 |
#ifdef PASO_MPI |
| 496 |
if (mpi_info->size > 1) { |
| 497 |
int temp1[2], mpi_error; |
| 498 |
temp1[0] = (int) typeID; |
| 499 |
temp1[1] = numEle; |
| 500 |
mpi_error = MPI_Bcast (temp1, 2, MPI_INT, 0, mpi_info->comm); |
| 501 |
if (mpi_error != MPI_SUCCESS) { |
| 502 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of Element typeID failed"); |
| 503 |
return NULL; |
| 504 |
} |
| 505 |
typeID = (ElementTypeId) temp1[0]; |
| 506 |
numEle = temp1[1]; |
| 507 |
} |
| 508 |
#endif |
| 509 |
if (typeID==NoType) { |
| 510 |
sprintf(error_msg, "Finley_Mesh_read: Unidentified element type %s", element_type); |
| 511 |
Finley_setError(VALUE_ERROR, error_msg); |
| 512 |
} |
| 513 |
} |
| 514 |
|
| 515 |
/* Allocate the ElementFile */ |
| 516 |
mesh_p->FaceElements=Finley_ElementFile_alloc(typeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
| 517 |
numNodes = mesh_p->FaceElements->ReferenceElement->Type->numNodes; /* New meaning for numNodes: num nodes per element */ |
| 518 |
|
| 519 |
/* Read the face element data */ |
| 520 |
if (Finley_noError()) { |
| 521 |
int chunkSize = numEle / mpi_info->size + 1, totalEle=0, nextCPU=1; |
| 522 |
int *tempInts = TMPMEMALLOC(chunkSize*(2+numNodes)+1, index_t); /* Store Id + Tag + node list (+ one int at end for chunkEle) */ |
| 523 |
/* Elements are specified as a list of integers...only need one message instead of two as with the nodes */ |
| 524 |
if (mpi_info->rank == 0) { /* Master */ |
| 525 |
for (;;) { /* Infinite loop */ |
| 526 |
for (i0=0; i0<chunkSize*(2+numNodes)+1; i0++) tempInts[i0] = -1; |
| 527 |
chunkEle = 0; |
| 528 |
for (i0=0; i0<chunkSize; i0++) { |
| 529 |
if (totalEle >= numEle) break; /* End inner loop */ |
| 530 |
fscanf(fileHandle_p, "%d %d", &tempInts[i0*(2+numNodes)+0], &tempInts[i0*(2+numNodes)+1]); |
| 531 |
for (i1 = 0; i1 < numNodes; i1++) fscanf(fileHandle_p, " %d", &tempInts[i0*(2+numNodes)+2+i1]); |
| 532 |
fscanf(fileHandle_p, "\n"); |
| 533 |
totalEle++; |
| 534 |
chunkEle++; |
| 535 |
} |
| 536 |
#ifdef PASO_MPI |
| 537 |
/* Eventually we'll send chunk of elements to each CPU except 0 itself, here goes one of them */ |
| 538 |
if (nextCPU < mpi_info->size) { |
| 539 |
int mpi_error; |
| 540 |
tempInts[chunkSize*(2+numNodes)] = chunkEle; |
| 541 |
mpi_error = MPI_Send(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, nextCPU, 81723, mpi_info->comm); |
| 542 |
if ( mpi_error != MPI_SUCCESS ) { |
| 543 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts for FaceElements failed"); |
| 544 |
return NULL; |
| 545 |
} |
| 546 |
} |
| 547 |
#endif |
| 548 |
nextCPU++; |
| 549 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 550 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 551 |
} /* Infinite loop */ |
| 552 |
} /* End master */ |
| 553 |
else { /* Worker */ |
| 554 |
#ifdef PASO_MPI |
| 555 |
/* Each worker receives one message */ |
| 556 |
MPI_Status status; |
| 557 |
int mpi_error; |
| 558 |
mpi_error = MPI_Recv(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, 0, 81723, mpi_info->comm, &status); |
| 559 |
if ( mpi_error != MPI_SUCCESS ) { |
| 560 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts for FaceElements failed"); |
| 561 |
return NULL; |
| 562 |
} |
| 563 |
chunkEle = tempInts[chunkSize*(2+numNodes)]; |
| 564 |
#endif |
| 565 |
} /* Worker */ |
| 566 |
|
| 567 |
/* Copy Element data from tempInts to mesh_p */ |
| 568 |
Finley_ElementFile_allocTable(mesh_p->FaceElements, chunkEle); |
| 569 |
mesh_p->FaceElements->minColor=0; |
| 570 |
mesh_p->FaceElements->maxColor=chunkEle-1; |
| 571 |
if (Finley_noError()) { |
| 572 |
#pragma omp parallel for private (i0, i1) |
| 573 |
for (i0=0; i0<chunkEle; i0++) { |
| 574 |
mesh_p->FaceElements->Id[i0] = tempInts[i0*(2+numNodes)+0]; |
| 575 |
mesh_p->FaceElements->Tag[i0] = tempInts[i0*(2+numNodes)+1]; |
| 576 |
mesh_p->FaceElements->Color[i0] = i0; |
| 577 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 578 |
mesh_p->FaceElements->Nodes[INDEX2(i1, i0, numNodes)] = tempInts[i0*(2+numNodes)+2+i1]; |
| 579 |
} |
| 580 |
} |
| 581 |
} |
| 582 |
|
| 583 |
TMPMEMFREE(tempInts); |
| 584 |
} /* end of Read the face element data */ |
| 585 |
|
| 586 |
/* read contact elements */ |
| 587 |
|
| 588 |
/* Read the element typeID */ |
| 589 |
if (Finley_noError()) { |
| 590 |
if (mpi_info->rank == 0) { |
| 591 |
fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
| 592 |
typeID=Finley_RefElement_getTypeId(element_type); |
| 593 |
} |
| 594 |
#ifdef PASO_MPI |
| 595 |
if (mpi_info->size > 1) { |
| 596 |
int temp1[2], mpi_error; |
| 597 |
temp1[0] = (int) typeID; |
| 598 |
temp1[1] = numEle; |
| 599 |
mpi_error = MPI_Bcast (temp1, 2, MPI_INT, 0, mpi_info->comm); |
| 600 |
if (mpi_error != MPI_SUCCESS) { |
| 601 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of Element typeID failed"); |
| 602 |
return NULL; |
| 603 |
} |
| 604 |
typeID = (ElementTypeId) temp1[0]; |
| 605 |
numEle = temp1[1]; |
| 606 |
} |
| 607 |
#endif |
| 608 |
if (typeID==NoType) { |
| 609 |
sprintf(error_msg, "Finley_Mesh_read: Unidentified element type %s", element_type); |
| 610 |
Finley_setError(VALUE_ERROR, error_msg); |
| 611 |
} |
| 612 |
} |
| 613 |
|
| 614 |
/* Allocate the ElementFile */ |
| 615 |
mesh_p->ContactElements=Finley_ElementFile_alloc(typeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
| 616 |
numNodes = mesh_p->ContactElements->ReferenceElement->Type->numNodes; /* New meaning for numNodes: num nodes per element */ |
| 617 |
|
| 618 |
/* Read the contact element data */ |
| 619 |
if (Finley_noError()) { |
| 620 |
int chunkSize = numEle / mpi_info->size + 1, totalEle=0, nextCPU=1; |
| 621 |
int *tempInts = TMPMEMALLOC(chunkSize*(2+numNodes)+1, index_t); /* Store Id + Tag + node list (+ one int at end for chunkEle) */ |
| 622 |
/* Elements are specified as a list of integers...only need one message instead of two as with the nodes */ |
| 623 |
if (mpi_info->rank == 0) { /* Master */ |
| 624 |
for (;;) { /* Infinite loop */ |
| 625 |
for (i0=0; i0<chunkSize*(2+numNodes)+1; i0++) tempInts[i0] = -1; |
| 626 |
chunkEle = 0; |
| 627 |
for (i0=0; i0<chunkSize; i0++) { |
| 628 |
if (totalEle >= numEle) break; /* End inner loop */ |
| 629 |
fscanf(fileHandle_p, "%d %d", &tempInts[i0*(2+numNodes)+0], &tempInts[i0*(2+numNodes)+1]); |
| 630 |
for (i1 = 0; i1 < numNodes; i1++) fscanf(fileHandle_p, " %d", &tempInts[i0*(2+numNodes)+2+i1]); |
| 631 |
fscanf(fileHandle_p, "\n"); |
| 632 |
totalEle++; |
| 633 |
chunkEle++; |
| 634 |
} |
| 635 |
#ifdef PASO_MPI |
| 636 |
/* Eventually we'll send chunk of elements to each CPU except 0 itself, here goes one of them */ |
| 637 |
if (nextCPU < mpi_info->size) { |
| 638 |
int mpi_error; |
| 639 |
tempInts[chunkSize*(2+numNodes)] = chunkEle; |
| 640 |
mpi_error = MPI_Send(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, nextCPU, 81724, mpi_info->comm); |
| 641 |
if ( mpi_error != MPI_SUCCESS ) { |
| 642 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts for ContactElements failed"); |
| 643 |
return NULL; |
| 644 |
} |
| 645 |
} |
| 646 |
#endif |
| 647 |
nextCPU++; |
| 648 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 649 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 650 |
} /* Infinite loop */ |
| 651 |
} /* End master */ |
| 652 |
else { /* Worker */ |
| 653 |
#ifdef PASO_MPI |
| 654 |
/* Each worker receives one message */ |
| 655 |
MPI_Status status; |
| 656 |
int mpi_error; |
| 657 |
mpi_error = MPI_Recv(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, 0, 81724, mpi_info->comm, &status); |
| 658 |
if ( mpi_error != MPI_SUCCESS ) { |
| 659 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts for ContactElements failed"); |
| 660 |
return NULL; |
| 661 |
} |
| 662 |
chunkEle = tempInts[chunkSize*(2+numNodes)]; |
| 663 |
#endif |
| 664 |
} /* Worker */ |
| 665 |
|
| 666 |
/* Copy Element data from tempInts to mesh_p */ |
| 667 |
Finley_ElementFile_allocTable(mesh_p->ContactElements, chunkEle); |
| 668 |
mesh_p->ContactElements->minColor=0; |
| 669 |
mesh_p->ContactElements->maxColor=chunkEle-1; |
| 670 |
if (Finley_noError()) { |
| 671 |
#pragma omp parallel for private (i0, i1) |
| 672 |
for (i0=0; i0<chunkEle; i0++) { |
| 673 |
mesh_p->ContactElements->Id[i0] = tempInts[i0*(2+numNodes)+0]; |
| 674 |
mesh_p->ContactElements->Tag[i0] = tempInts[i0*(2+numNodes)+1]; |
| 675 |
mesh_p->ContactElements->Color[i0] = i0; |
| 676 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 677 |
mesh_p->ContactElements->Nodes[INDEX2(i1, i0, numNodes)] = tempInts[i0*(2+numNodes)+2+i1]; |
| 678 |
} |
| 679 |
} |
| 680 |
} |
| 681 |
|
| 682 |
TMPMEMFREE(tempInts); |
| 683 |
} /* end of Read the contact element data */ |
| 684 |
|
| 685 |
/* read nodal elements */ |
| 686 |
|
| 687 |
/* Read the element typeID */ |
| 688 |
if (Finley_noError()) { |
| 689 |
if (mpi_info->rank == 0) { |
| 690 |
fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
| 691 |
typeID=Finley_RefElement_getTypeId(element_type); |
| 692 |
} |
| 693 |
#ifdef PASO_MPI |
| 694 |
if (mpi_info->size > 1) { |
| 695 |
int temp1[2], mpi_error; |
| 696 |
temp1[0] = (int) typeID; |
| 697 |
temp1[1] = numEle; |
| 698 |
mpi_error = MPI_Bcast (temp1, 2, MPI_INT, 0, mpi_info->comm); |
| 699 |
if (mpi_error != MPI_SUCCESS) { |
| 700 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of Element typeID failed"); |
| 701 |
return NULL; |
| 702 |
} |
| 703 |
typeID = (ElementTypeId) temp1[0]; |
| 704 |
numEle = temp1[1]; |
| 705 |
} |
| 706 |
#endif |
| 707 |
if (typeID==NoType) { |
| 708 |
sprintf(error_msg, "Finley_Mesh_read: Unidentified element type %s", element_type); |
| 709 |
Finley_setError(VALUE_ERROR, error_msg); |
| 710 |
} |
| 711 |
} |
| 712 |
|
| 713 |
/* Allocate the ElementFile */ |
| 714 |
mesh_p->Points=Finley_ElementFile_alloc(typeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
| 715 |
numNodes = mesh_p->Points->ReferenceElement->Type->numNodes; /* New meaning for numNodes: num nodes per element */ |
| 716 |
|
| 717 |
/* Read the nodal element data */ |
| 718 |
if (Finley_noError()) { |
| 719 |
int chunkSize = numEle / mpi_info->size + 1, totalEle=0, nextCPU=1; |
| 720 |
int *tempInts = TMPMEMALLOC(chunkSize*(2+numNodes)+1, index_t); /* Store Id + Tag + node list (+ one int at end for chunkEle) */ |
| 721 |
/* Elements are specified as a list of integers...only need one message instead of two as with the nodes */ |
| 722 |
if (mpi_info->rank == 0) { /* Master */ |
| 723 |
for (;;) { /* Infinite loop */ |
| 724 |
for (i0=0; i0<chunkSize*(2+numNodes)+1; i0++) tempInts[i0] = -1; |
| 725 |
chunkEle = 0; |
| 726 |
for (i0=0; i0<chunkSize; i0++) { |
| 727 |
if (totalEle >= numEle) break; /* End inner loop */ |
| 728 |
fscanf(fileHandle_p, "%d %d", &tempInts[i0*(2+numNodes)+0], &tempInts[i0*(2+numNodes)+1]); |
| 729 |
for (i1 = 0; i1 < numNodes; i1++) fscanf(fileHandle_p, " %d", &tempInts[i0*(2+numNodes)+2+i1]); |
| 730 |
fscanf(fileHandle_p, "\n"); |
| 731 |
totalEle++; |
| 732 |
chunkEle++; |
| 733 |
} |
| 734 |
#ifdef PASO_MPI |
| 735 |
/* Eventually we'll send chunk of elements to each CPU except 0 itself, here goes one of them */ |
| 736 |
if (nextCPU < mpi_info->size) { |
| 737 |
int mpi_error; |
| 738 |
tempInts[chunkSize*(2+numNodes)] = chunkEle; |
| 739 |
mpi_error = MPI_Send(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, nextCPU, 81725, mpi_info->comm); |
| 740 |
if ( mpi_error != MPI_SUCCESS ) { |
| 741 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts for Points failed"); |
| 742 |
return NULL; |
| 743 |
} |
| 744 |
} |
| 745 |
#endif |
| 746 |
nextCPU++; |
| 747 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 748 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 749 |
} /* Infinite loop */ |
| 750 |
} /* End master */ |
| 751 |
else { /* Worker */ |
| 752 |
#ifdef PASO_MPI |
| 753 |
/* Each worker receives one message */ |
| 754 |
MPI_Status status; |
| 755 |
int mpi_error; |
| 756 |
mpi_error = MPI_Recv(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, 0, 81725, mpi_info->comm, &status); |
| 757 |
if ( mpi_error != MPI_SUCCESS ) { |
| 758 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts for Points failed"); |
| 759 |
return NULL; |
| 760 |
} |
| 761 |
chunkEle = tempInts[chunkSize*(2+numNodes)]; |
| 762 |
#endif |
| 763 |
} /* Worker */ |
| 764 |
|
| 765 |
/* Copy Element data from tempInts to mesh_p */ |
| 766 |
Finley_ElementFile_allocTable(mesh_p->Points, chunkEle); |
| 767 |
mesh_p->Points->minColor=0; |
| 768 |
mesh_p->Points->maxColor=chunkEle-1; |
| 769 |
if (Finley_noError()) { |
| 770 |
#pragma omp parallel for private (i0, i1) |
| 771 |
for (i0=0; i0<chunkEle; i0++) { |
| 772 |
mesh_p->Points->Id[i0] = tempInts[i0*(2+numNodes)+0]; |
| 773 |
mesh_p->Points->Tag[i0] = tempInts[i0*(2+numNodes)+1]; |
| 774 |
mesh_p->Points->Color[i0] = i0; |
| 775 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 776 |
mesh_p->Points->Nodes[INDEX2(i1, i0, numNodes)] = tempInts[i0*(2+numNodes)+2+i1]; |
| 777 |
} |
| 778 |
} |
| 779 |
} |
| 780 |
|
| 781 |
TMPMEMFREE(tempInts); |
| 782 |
} /* end of Read the nodal element data */ |
| 783 |
|
| 784 |
/* ksteube TODO: read tags */ |
| 785 |
|
| 786 |
} |
| 787 |
|
| 788 |
/* close file */ |
| 789 |
if (mpi_info->rank == 0) fclose(fileHandle_p); |
| 790 |
|
| 791 |
/* resolve id's : */ |
| 792 |
/* rearrange elements: */ |
| 793 |
|
| 794 |
/* return mesh_p; */ /* ksteube temp return for debugging */ |
| 795 |
|
| 796 |
if (Finley_noError()) Finley_Mesh_resolveNodeIds(mesh_p); |
| 797 |
if (Finley_noError()) Finley_Mesh_prepare(mesh_p, optimize); |
| 798 |
|
| 799 |
/* that's it */ |
| 800 |
#ifdef Finley_TRACE |
| 801 |
printf("timing: reading mesh: %.4e sec\n",Finley_timer()-time0); |
| 802 |
#endif |
| 803 |
|
| 804 |
/* that's it */ |
| 805 |
if (! Finley_noError()) { |
| 806 |
Finley_Mesh_free(mesh_p); |
| 807 |
} |
| 808 |
Paso_MPIInfo_free( mpi_info ); |
| 809 |
return mesh_p; |
| 810 |
} |
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