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/******************************************************* |
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* |
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* Copyright (c) 2003-2008 by University of Queensland |
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* Earth Systems Science Computational Center (ESSCC) |
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* http://www.uq.edu.au/esscc |
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* |
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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: read mesh */ |
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|
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/**************************************************************/ |
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|
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#include <ctype.h> |
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#include "Mesh.h" |
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|
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#define FSCANF_CHECK(scan_ret, reason) { if (scan_ret == EOF) perror(reason); return NULL; } |
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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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int scan_ret; |
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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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scan_ret = fscanf(fileHandle_p, frm, name); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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|
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/* get the nodes */ |
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|
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scan_ret = fscanf(fileHandle_p, "%1d%*s %d\n", &numDim,&numNodes); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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scan_ret = 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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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} |
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} else if (2 == numDim) { |
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for (i0 = 0; i0 < numNodes; i0++) { |
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scan_ret = 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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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} |
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} else if (3 == numDim) { |
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for (i0 = 0; i0 < numNodes; i0++) { |
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scan_ret = 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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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} |
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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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scan_ret = fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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scan_ret = fscanf(fileHandle_p, "%d %d", &mesh_p->Elements->Id[i0], &mesh_p->Elements->Tag[i0]); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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mesh_p->Elements->Color[i0]=i0; |
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mesh_p->Elements->Owner[i0]=0; |
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for (i1 = 0; i1 < mesh_p->Elements->ReferenceElement->Type->numNodes; i1++) { |
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scan_ret = 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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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} /* for i1 */ |
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scan_ret = fscanf(fileHandle_p, "\n"); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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scan_ret = fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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scan_ret = fscanf(fileHandle_p, "%d %d", &mesh_p->FaceElements->Id[i0], &mesh_p->FaceElements->Tag[i0]); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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mesh_p->FaceElements->Color[i0]=i0; |
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mesh_p->FaceElements->Owner[i0]=0; |
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for (i1 = 0; i1 < mesh_p->FaceElements->ReferenceElement->Type->numNodes; i1++) { |
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scan_ret = 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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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} /* for i1 */ |
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scan_ret = fscanf(fileHandle_p, "\n"); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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scan_ret = fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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scan_ret = fscanf(fileHandle_p, "%d %d", &mesh_p->ContactElements->Id[i0], &mesh_p->ContactElements->Tag[i0]); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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mesh_p->ContactElements->Color[i0]=i0; |
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mesh_p->ContactElements->Owner[i0]=0; |
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for (i1 = 0; i1 < mesh_p->ContactElements->ReferenceElement->Type->numNodes; i1++) { |
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scan_ret = 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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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} /* for i1 */ |
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scan_ret = fscanf(fileHandle_p, "\n"); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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scan_ret = fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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scan_ret = fscanf(fileHandle_p, "%d %d", &mesh_p->Points->Id[i0], &mesh_p->Points->Tag[i0]); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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mesh_p->Points->Color[i0]=i0; |
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mesh_p->Points->Owner[i0]=0; |
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for (i1 = 0; i1 < mesh_p->Points->ReferenceElement->Type->numNodes; i1++) { |
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scan_ret = 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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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} /* for i1 */ |
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scan_ret = fscanf(fileHandle_p, "\n"); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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scan_ret = fscanf(fileHandle_p, "%s\n", name); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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while (feof(fileHandle_p) == 0) { |
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scan_ret = fscanf(fileHandle_p, "%s %d\n", name, &tag_key); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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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Finley_TagMap* tag_map; |
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index_t tag_key; |
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int scan_ret; |
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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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scan_ret = fscanf(fileHandle_p, frm, name); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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|
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/* get the number of nodes */ |
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scan_ret = fscanf(fileHandle_p, "%1d%*s %d\n", &numDim,&numNodes); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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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; |
| 347 |
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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scan_ret = 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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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} |
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if (2 == numDim) { |
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scan_ret = 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]); |
| 359 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} |
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if (3 == numDim) { |
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scan_ret = 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]); |
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FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
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} |
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totalNodes++; /* When do we quit the infinite loop? */ |
| 368 |
chunkNodes++; /* How many nodes do we actually have in this chunk? It may be smaller than chunkSize. */ |
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} |
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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 */ |
| 376 |
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 */ |
| 379 |
mpi_error = MPI_Send(tempInts, chunkSize*3+1, MPI_INT, nextCPU, 81720, mpi_info->comm); |
| 380 |
if ( mpi_error != MPI_SUCCESS ) { |
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Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts failed"); |
| 382 |
return NULL; |
| 383 |
} |
| 384 |
mpi_error = MPI_Send(tempCoords, chunkSize*numDim, MPI_DOUBLE, nextCPU, 81721, mpi_info->comm); |
| 385 |
if ( mpi_error != MPI_SUCCESS ) { |
| 386 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempCoords failed"); |
| 387 |
return NULL; |
| 388 |
} |
| 389 |
} |
| 390 |
#endif |
| 391 |
nextCPU++; |
| 392 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 393 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 394 |
} /* Infinite loop */ |
| 395 |
} /* End master */ |
| 396 |
else { /* Worker */ |
| 397 |
#ifdef PASO_MPI |
| 398 |
/* Each worker receives two messages */ |
| 399 |
MPI_Status status; |
| 400 |
int mpi_error; |
| 401 |
mpi_error = MPI_Recv(tempInts, chunkSize*3+1, MPI_INT, 0, 81720, mpi_info->comm, &status); |
| 402 |
if ( mpi_error != MPI_SUCCESS ) { |
| 403 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts failed"); |
| 404 |
return NULL; |
| 405 |
} |
| 406 |
mpi_error = MPI_Recv(tempCoords, chunkSize*numDim, MPI_DOUBLE, 0, 81721, mpi_info->comm, &status); |
| 407 |
if ( mpi_error != MPI_SUCCESS ) { |
| 408 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempCoords failed"); |
| 409 |
return NULL; |
| 410 |
} |
| 411 |
chunkNodes = tempInts[chunkSize*3]; /* How many nodes are in this workers chunk? */ |
| 412 |
#endif |
| 413 |
} /* Worker */ |
| 414 |
|
| 415 |
/* Copy node data from tempMem to mesh_p */ |
| 416 |
Finley_NodeFile_allocTable(mesh_p->Nodes, chunkNodes); |
| 417 |
if (Finley_noError()) { |
| 418 |
for (i0=0; i0<chunkNodes; i0++) { |
| 419 |
mesh_p->Nodes->Id[i0] = tempInts[0+i0]; |
| 420 |
mesh_p->Nodes->globalDegreesOfFreedom[i0] = tempInts[chunkSize+i0]; |
| 421 |
mesh_p->Nodes->Tag[i0] = tempInts[chunkSize*2+i0]; |
| 422 |
for (i1=0; i1<numDim; i1++) { |
| 423 |
mesh_p->Nodes->Coordinates[INDEX2(i1,i0,numDim)] = tempCoords[i0*numDim+i1]; |
| 424 |
} |
| 425 |
} |
| 426 |
} |
| 427 |
|
| 428 |
TMPMEMFREE(tempInts); |
| 429 |
TMPMEMFREE(tempCoords); |
| 430 |
|
| 431 |
/* read elements */ |
| 432 |
|
| 433 |
/* Read the element typeID */ |
| 434 |
if (Finley_noError()) { |
| 435 |
if (mpi_info->rank == 0) { |
| 436 |
scan_ret = fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
| 437 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 438 |
typeID=Finley_RefElement_getTypeId(element_type); |
| 439 |
} |
| 440 |
#ifdef PASO_MPI |
| 441 |
if (mpi_info->size > 1) { |
| 442 |
int temp1[2], mpi_error; |
| 443 |
temp1[0] = (int) typeID; |
| 444 |
temp1[1] = numEle; |
| 445 |
mpi_error = MPI_Bcast (temp1, 2, MPI_INT, 0, mpi_info->comm); |
| 446 |
if (mpi_error != MPI_SUCCESS) { |
| 447 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of Element typeID failed"); |
| 448 |
return NULL; |
| 449 |
} |
| 450 |
typeID = (ElementTypeId) temp1[0]; |
| 451 |
numEle = temp1[1]; |
| 452 |
} |
| 453 |
#endif |
| 454 |
if (typeID==NoType) { |
| 455 |
sprintf(error_msg, "Finley_Mesh_read: Unidentified element type %s", element_type); |
| 456 |
Finley_setError(VALUE_ERROR, error_msg); |
| 457 |
} |
| 458 |
} |
| 459 |
|
| 460 |
/* Allocate the ElementFile */ |
| 461 |
mesh_p->Elements=Finley_ElementFile_alloc(typeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
| 462 |
numNodes = mesh_p->Elements->ReferenceElement->Type->numNodes; /* New meaning for numNodes: num nodes per element */ |
| 463 |
|
| 464 |
/* Read the element data */ |
| 465 |
if (Finley_noError()) { |
| 466 |
int chunkSize = numEle / mpi_info->size + 1, totalEle=0, nextCPU=1; |
| 467 |
int *tempInts = TMPMEMALLOC(chunkSize*(2+numNodes)+1, index_t); /* Store Id + Tag + node list (+ one int at end for chunkEle) */ |
| 468 |
/* Elements are specified as a list of integers...only need one message instead of two as with the nodes */ |
| 469 |
if (mpi_info->rank == 0) { /* Master */ |
| 470 |
for (;;) { /* Infinite loop */ |
| 471 |
for (i0=0; i0<chunkSize*(2+numNodes)+1; i0++) tempInts[i0] = -1; |
| 472 |
chunkEle = 0; |
| 473 |
for (i0=0; i0<chunkSize; i0++) { |
| 474 |
if (totalEle >= numEle) break; /* End inner loop */ |
| 475 |
scan_ret = fscanf(fileHandle_p, "%d %d", &tempInts[i0*(2+numNodes)+0], &tempInts[i0*(2+numNodes)+1]); |
| 476 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 477 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 478 |
scan_ret = fscanf(fileHandle_p, " %d", &tempInts[i0*(2+numNodes)+2+i1]); |
| 479 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 480 |
} |
| 481 |
scan_ret = fscanf(fileHandle_p, "\n"); |
| 482 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 483 |
totalEle++; |
| 484 |
chunkEle++; |
| 485 |
} |
| 486 |
#ifdef PASO_MPI |
| 487 |
/* Eventually we'll send chunk of elements to each CPU except 0 itself, here goes one of them */ |
| 488 |
if (nextCPU < mpi_info->size) { |
| 489 |
int mpi_error; |
| 490 |
tempInts[chunkSize*(2+numNodes)] = chunkEle; |
| 491 |
mpi_error = MPI_Send(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, nextCPU, 81722, mpi_info->comm); |
| 492 |
if ( mpi_error != MPI_SUCCESS ) { |
| 493 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts for Elements failed"); |
| 494 |
return NULL; |
| 495 |
} |
| 496 |
} |
| 497 |
#endif |
| 498 |
nextCPU++; |
| 499 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 500 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 501 |
} /* Infinite loop */ |
| 502 |
} /* End master */ |
| 503 |
else { /* Worker */ |
| 504 |
#ifdef PASO_MPI |
| 505 |
/* Each worker receives one message */ |
| 506 |
MPI_Status status; |
| 507 |
int mpi_error; |
| 508 |
mpi_error = MPI_Recv(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, 0, 81722, mpi_info->comm, &status); |
| 509 |
if ( mpi_error != MPI_SUCCESS ) { |
| 510 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts for Elements failed"); |
| 511 |
return NULL; |
| 512 |
} |
| 513 |
chunkEle = tempInts[chunkSize*(2+numNodes)]; |
| 514 |
#endif |
| 515 |
} /* Worker */ |
| 516 |
|
| 517 |
/* Copy Element data from tempInts to mesh_p */ |
| 518 |
Finley_ElementFile_allocTable(mesh_p->Elements, chunkEle); |
| 519 |
mesh_p->Elements->minColor=0; |
| 520 |
mesh_p->Elements->maxColor=chunkEle-1; |
| 521 |
if (Finley_noError()) { |
| 522 |
#pragma omp parallel for private (i0, i1) |
| 523 |
for (i0=0; i0<chunkEle; i0++) { |
| 524 |
mesh_p->Elements->Id[i0] = tempInts[i0*(2+numNodes)+0]; |
| 525 |
mesh_p->Elements->Tag[i0] = tempInts[i0*(2+numNodes)+1]; |
| 526 |
mesh_p->Elements->Owner[i0] =mpi_info->rank; |
| 527 |
mesh_p->Elements->Color[i0] = i0; |
| 528 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 529 |
mesh_p->Elements->Nodes[INDEX2(i1, i0, numNodes)] = tempInts[i0*(2+numNodes)+2+i1]; |
| 530 |
} |
| 531 |
} |
| 532 |
} |
| 533 |
|
| 534 |
TMPMEMFREE(tempInts); |
| 535 |
} /* end of Read the element data */ |
| 536 |
|
| 537 |
/* read face elements */ |
| 538 |
|
| 539 |
/* Read the element typeID */ |
| 540 |
if (Finley_noError()) { |
| 541 |
if (mpi_info->rank == 0) { |
| 542 |
scan_ret = fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
| 543 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 544 |
typeID=Finley_RefElement_getTypeId(element_type); |
| 545 |
} |
| 546 |
#ifdef PASO_MPI |
| 547 |
if (mpi_info->size > 1) { |
| 548 |
int temp1[2], mpi_error; |
| 549 |
temp1[0] = (int) typeID; |
| 550 |
temp1[1] = numEle; |
| 551 |
mpi_error = MPI_Bcast (temp1, 2, MPI_INT, 0, mpi_info->comm); |
| 552 |
if (mpi_error != MPI_SUCCESS) { |
| 553 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of Element typeID failed"); |
| 554 |
return NULL; |
| 555 |
} |
| 556 |
typeID = (ElementTypeId) temp1[0]; |
| 557 |
numEle = temp1[1]; |
| 558 |
} |
| 559 |
#endif |
| 560 |
if (typeID==NoType) { |
| 561 |
sprintf(error_msg, "Finley_Mesh_read: Unidentified element type %s", element_type); |
| 562 |
Finley_setError(VALUE_ERROR, error_msg); |
| 563 |
} |
| 564 |
} |
| 565 |
|
| 566 |
/* Allocate the ElementFile */ |
| 567 |
mesh_p->FaceElements=Finley_ElementFile_alloc(typeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
| 568 |
numNodes = mesh_p->FaceElements->ReferenceElement->Type->numNodes; /* New meaning for numNodes: num nodes per element */ |
| 569 |
|
| 570 |
/* Read the face element data */ |
| 571 |
if (Finley_noError()) { |
| 572 |
int chunkSize = numEle / mpi_info->size + 1, totalEle=0, nextCPU=1; |
| 573 |
int *tempInts = TMPMEMALLOC(chunkSize*(2+numNodes)+1, index_t); /* Store Id + Tag + node list (+ one int at end for chunkEle) */ |
| 574 |
/* Elements are specified as a list of integers...only need one message instead of two as with the nodes */ |
| 575 |
if (mpi_info->rank == 0) { /* Master */ |
| 576 |
for (;;) { /* Infinite loop */ |
| 577 |
for (i0=0; i0<chunkSize*(2+numNodes)+1; i0++) tempInts[i0] = -1; |
| 578 |
chunkEle = 0; |
| 579 |
for (i0=0; i0<chunkSize; i0++) { |
| 580 |
if (totalEle >= numEle) break; /* End inner loop */ |
| 581 |
scan_ret = fscanf(fileHandle_p, "%d %d", &tempInts[i0*(2+numNodes)+0], &tempInts[i0*(2+numNodes)+1]); |
| 582 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 583 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 584 |
scan_ret = fscanf(fileHandle_p, " %d", &tempInts[i0*(2+numNodes)+2+i1]); |
| 585 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 586 |
} |
| 587 |
scan_ret = fscanf(fileHandle_p, "\n"); |
| 588 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 589 |
totalEle++; |
| 590 |
chunkEle++; |
| 591 |
} |
| 592 |
#ifdef PASO_MPI |
| 593 |
/* Eventually we'll send chunk of elements to each CPU except 0 itself, here goes one of them */ |
| 594 |
if (nextCPU < mpi_info->size) { |
| 595 |
int mpi_error; |
| 596 |
tempInts[chunkSize*(2+numNodes)] = chunkEle; |
| 597 |
mpi_error = MPI_Send(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, nextCPU, 81723, mpi_info->comm); |
| 598 |
if ( mpi_error != MPI_SUCCESS ) { |
| 599 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts for FaceElements failed"); |
| 600 |
return NULL; |
| 601 |
} |
| 602 |
} |
| 603 |
#endif |
| 604 |
nextCPU++; |
| 605 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 606 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 607 |
} /* Infinite loop */ |
| 608 |
} /* End master */ |
| 609 |
else { /* Worker */ |
| 610 |
#ifdef PASO_MPI |
| 611 |
/* Each worker receives one message */ |
| 612 |
MPI_Status status; |
| 613 |
int mpi_error; |
| 614 |
mpi_error = MPI_Recv(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, 0, 81723, mpi_info->comm, &status); |
| 615 |
if ( mpi_error != MPI_SUCCESS ) { |
| 616 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts for FaceElements failed"); |
| 617 |
return NULL; |
| 618 |
} |
| 619 |
chunkEle = tempInts[chunkSize*(2+numNodes)]; |
| 620 |
#endif |
| 621 |
} /* Worker */ |
| 622 |
|
| 623 |
/* Copy Element data from tempInts to mesh_p */ |
| 624 |
Finley_ElementFile_allocTable(mesh_p->FaceElements, chunkEle); |
| 625 |
mesh_p->FaceElements->minColor=0; |
| 626 |
mesh_p->FaceElements->maxColor=chunkEle-1; |
| 627 |
if (Finley_noError()) { |
| 628 |
#pragma omp parallel for private (i0, i1) |
| 629 |
for (i0=0; i0<chunkEle; i0++) { |
| 630 |
mesh_p->FaceElements->Id[i0] = tempInts[i0*(2+numNodes)+0]; |
| 631 |
mesh_p->FaceElements->Tag[i0] = tempInts[i0*(2+numNodes)+1]; |
| 632 |
mesh_p->FaceElements->Owner[i0] =mpi_info->rank; |
| 633 |
mesh_p->FaceElements->Color[i0] = i0; |
| 634 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 635 |
mesh_p->FaceElements->Nodes[INDEX2(i1, i0, numNodes)] = tempInts[i0*(2+numNodes)+2+i1]; |
| 636 |
} |
| 637 |
} |
| 638 |
} |
| 639 |
|
| 640 |
TMPMEMFREE(tempInts); |
| 641 |
} /* end of Read the face element data */ |
| 642 |
|
| 643 |
/* read contact elements */ |
| 644 |
|
| 645 |
/* Read the element typeID */ |
| 646 |
if (Finley_noError()) { |
| 647 |
if (mpi_info->rank == 0) { |
| 648 |
scan_ret = fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
| 649 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 650 |
typeID=Finley_RefElement_getTypeId(element_type); |
| 651 |
} |
| 652 |
#ifdef PASO_MPI |
| 653 |
if (mpi_info->size > 1) { |
| 654 |
int temp1[2], mpi_error; |
| 655 |
temp1[0] = (int) typeID; |
| 656 |
temp1[1] = numEle; |
| 657 |
mpi_error = MPI_Bcast (temp1, 2, MPI_INT, 0, mpi_info->comm); |
| 658 |
if (mpi_error != MPI_SUCCESS) { |
| 659 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of Element typeID failed"); |
| 660 |
return NULL; |
| 661 |
} |
| 662 |
typeID = (ElementTypeId) temp1[0]; |
| 663 |
numEle = temp1[1]; |
| 664 |
} |
| 665 |
#endif |
| 666 |
if (typeID==NoType) { |
| 667 |
sprintf(error_msg, "Finley_Mesh_read: Unidentified element type %s", element_type); |
| 668 |
Finley_setError(VALUE_ERROR, error_msg); |
| 669 |
} |
| 670 |
} |
| 671 |
|
| 672 |
/* Allocate the ElementFile */ |
| 673 |
mesh_p->ContactElements=Finley_ElementFile_alloc(typeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
| 674 |
numNodes = mesh_p->ContactElements->ReferenceElement->Type->numNodes; /* New meaning for numNodes: num nodes per element */ |
| 675 |
|
| 676 |
/* Read the contact element data */ |
| 677 |
if (Finley_noError()) { |
| 678 |
int chunkSize = numEle / mpi_info->size + 1, totalEle=0, nextCPU=1; |
| 679 |
int *tempInts = TMPMEMALLOC(chunkSize*(2+numNodes)+1, index_t); /* Store Id + Tag + node list (+ one int at end for chunkEle) */ |
| 680 |
/* Elements are specified as a list of integers...only need one message instead of two as with the nodes */ |
| 681 |
if (mpi_info->rank == 0) { /* Master */ |
| 682 |
for (;;) { /* Infinite loop */ |
| 683 |
for (i0=0; i0<chunkSize*(2+numNodes)+1; i0++) tempInts[i0] = -1; |
| 684 |
chunkEle = 0; |
| 685 |
for (i0=0; i0<chunkSize; i0++) { |
| 686 |
if (totalEle >= numEle) break; /* End inner loop */ |
| 687 |
scan_ret = fscanf(fileHandle_p, "%d %d", &tempInts[i0*(2+numNodes)+0], &tempInts[i0*(2+numNodes)+1]); |
| 688 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 689 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 690 |
scan_ret = fscanf(fileHandle_p, " %d", &tempInts[i0*(2+numNodes)+2+i1]); |
| 691 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 692 |
} |
| 693 |
scan_ret = fscanf(fileHandle_p, "\n"); |
| 694 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 695 |
totalEle++; |
| 696 |
chunkEle++; |
| 697 |
} |
| 698 |
#ifdef PASO_MPI |
| 699 |
/* Eventually we'll send chunk of elements to each CPU except 0 itself, here goes one of them */ |
| 700 |
if (nextCPU < mpi_info->size) { |
| 701 |
int mpi_error; |
| 702 |
tempInts[chunkSize*(2+numNodes)] = chunkEle; |
| 703 |
mpi_error = MPI_Send(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, nextCPU, 81724, mpi_info->comm); |
| 704 |
if ( mpi_error != MPI_SUCCESS ) { |
| 705 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts for ContactElements failed"); |
| 706 |
return NULL; |
| 707 |
} |
| 708 |
} |
| 709 |
#endif |
| 710 |
nextCPU++; |
| 711 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 712 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 713 |
} /* Infinite loop */ |
| 714 |
} /* End master */ |
| 715 |
else { /* Worker */ |
| 716 |
#ifdef PASO_MPI |
| 717 |
/* Each worker receives one message */ |
| 718 |
MPI_Status status; |
| 719 |
int mpi_error; |
| 720 |
mpi_error = MPI_Recv(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, 0, 81724, mpi_info->comm, &status); |
| 721 |
if ( mpi_error != MPI_SUCCESS ) { |
| 722 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts for ContactElements failed"); |
| 723 |
return NULL; |
| 724 |
} |
| 725 |
chunkEle = tempInts[chunkSize*(2+numNodes)]; |
| 726 |
#endif |
| 727 |
} /* Worker */ |
| 728 |
|
| 729 |
/* Copy Element data from tempInts to mesh_p */ |
| 730 |
Finley_ElementFile_allocTable(mesh_p->ContactElements, chunkEle); |
| 731 |
mesh_p->ContactElements->minColor=0; |
| 732 |
mesh_p->ContactElements->maxColor=chunkEle-1; |
| 733 |
if (Finley_noError()) { |
| 734 |
#pragma omp parallel for private (i0, i1) |
| 735 |
for (i0=0; i0<chunkEle; i0++) { |
| 736 |
mesh_p->ContactElements->Id[i0] = tempInts[i0*(2+numNodes)+0]; |
| 737 |
mesh_p->ContactElements->Tag[i0] = tempInts[i0*(2+numNodes)+1]; |
| 738 |
mesh_p->ContactElements->Owner[i0] =mpi_info->rank; |
| 739 |
mesh_p->ContactElements->Color[i0] = i0; |
| 740 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 741 |
mesh_p->ContactElements->Nodes[INDEX2(i1, i0, numNodes)] = tempInts[i0*(2+numNodes)+2+i1]; |
| 742 |
} |
| 743 |
} |
| 744 |
} |
| 745 |
|
| 746 |
TMPMEMFREE(tempInts); |
| 747 |
} /* end of Read the contact element data */ |
| 748 |
|
| 749 |
/* read nodal elements */ |
| 750 |
|
| 751 |
/* Read the element typeID */ |
| 752 |
if (Finley_noError()) { |
| 753 |
if (mpi_info->rank == 0) { |
| 754 |
scan_ret = fscanf(fileHandle_p, "%s %d\n", element_type, &numEle); |
| 755 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 756 |
typeID=Finley_RefElement_getTypeId(element_type); |
| 757 |
} |
| 758 |
#ifdef PASO_MPI |
| 759 |
if (mpi_info->size > 1) { |
| 760 |
int temp1[2], mpi_error; |
| 761 |
temp1[0] = (int) typeID; |
| 762 |
temp1[1] = numEle; |
| 763 |
mpi_error = MPI_Bcast (temp1, 2, MPI_INT, 0, mpi_info->comm); |
| 764 |
if (mpi_error != MPI_SUCCESS) { |
| 765 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of Element typeID failed"); |
| 766 |
return NULL; |
| 767 |
} |
| 768 |
typeID = (ElementTypeId) temp1[0]; |
| 769 |
numEle = temp1[1]; |
| 770 |
} |
| 771 |
#endif |
| 772 |
if (typeID==NoType) { |
| 773 |
sprintf(error_msg, "Finley_Mesh_read: Unidentified element type %s", element_type); |
| 774 |
Finley_setError(VALUE_ERROR, error_msg); |
| 775 |
} |
| 776 |
} |
| 777 |
|
| 778 |
/* Allocate the ElementFile */ |
| 779 |
mesh_p->Points=Finley_ElementFile_alloc(typeID,mesh_p->order, mesh_p->reduced_order, mpi_info); |
| 780 |
numNodes = mesh_p->Points->ReferenceElement->Type->numNodes; /* New meaning for numNodes: num nodes per element */ |
| 781 |
|
| 782 |
/* Read the nodal element data */ |
| 783 |
if (Finley_noError()) { |
| 784 |
int chunkSize = numEle / mpi_info->size + 1, totalEle=0, nextCPU=1; |
| 785 |
int *tempInts = TMPMEMALLOC(chunkSize*(2+numNodes)+1, index_t); /* Store Id + Tag + node list (+ one int at end for chunkEle) */ |
| 786 |
/* Elements are specified as a list of integers...only need one message instead of two as with the nodes */ |
| 787 |
if (mpi_info->rank == 0) { /* Master */ |
| 788 |
for (;;) { /* Infinite loop */ |
| 789 |
for (i0=0; i0<chunkSize*(2+numNodes)+1; i0++) tempInts[i0] = -1; |
| 790 |
chunkEle = 0; |
| 791 |
for (i0=0; i0<chunkSize; i0++) { |
| 792 |
if (totalEle >= numEle) break; /* End inner loop */ |
| 793 |
scan_ret = fscanf(fileHandle_p, "%d %d", &tempInts[i0*(2+numNodes)+0], &tempInts[i0*(2+numNodes)+1]); |
| 794 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 795 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 796 |
scan_ret = fscanf(fileHandle_p, " %d", &tempInts[i0*(2+numNodes)+2+i1]); |
| 797 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 798 |
} |
| 799 |
scan_ret = fscanf(fileHandle_p, "\n"); |
| 800 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 801 |
totalEle++; |
| 802 |
chunkEle++; |
| 803 |
} |
| 804 |
#ifdef PASO_MPI |
| 805 |
/* Eventually we'll send chunk of elements to each CPU except 0 itself, here goes one of them */ |
| 806 |
if (nextCPU < mpi_info->size) { |
| 807 |
int mpi_error; |
| 808 |
tempInts[chunkSize*(2+numNodes)] = chunkEle; |
| 809 |
mpi_error = MPI_Send(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, nextCPU, 81725, mpi_info->comm); |
| 810 |
if ( mpi_error != MPI_SUCCESS ) { |
| 811 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: send of tempInts for Points failed"); |
| 812 |
return NULL; |
| 813 |
} |
| 814 |
} |
| 815 |
#endif |
| 816 |
nextCPU++; |
| 817 |
/* Infinite loop ends when I've read a chunk for each of the worker nodes plus one more chunk for the master */ |
| 818 |
if (nextCPU > mpi_info->size) break; /* End infinite loop */ |
| 819 |
} /* Infinite loop */ |
| 820 |
} /* End master */ |
| 821 |
else { /* Worker */ |
| 822 |
#ifdef PASO_MPI |
| 823 |
/* Each worker receives one message */ |
| 824 |
MPI_Status status; |
| 825 |
int mpi_error; |
| 826 |
mpi_error = MPI_Recv(tempInts, chunkSize*(2+numNodes)+1, MPI_INT, 0, 81725, mpi_info->comm, &status); |
| 827 |
if ( mpi_error != MPI_SUCCESS ) { |
| 828 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: receive of tempInts for Points failed"); |
| 829 |
return NULL; |
| 830 |
} |
| 831 |
chunkEle = tempInts[chunkSize*(2+numNodes)]; |
| 832 |
#endif |
| 833 |
} /* Worker */ |
| 834 |
|
| 835 |
/* Copy Element data from tempInts to mesh_p */ |
| 836 |
Finley_ElementFile_allocTable(mesh_p->Points, chunkEle); |
| 837 |
mesh_p->Points->minColor=0; |
| 838 |
mesh_p->Points->maxColor=chunkEle-1; |
| 839 |
if (Finley_noError()) { |
| 840 |
#pragma omp parallel for private (i0, i1) |
| 841 |
for (i0=0; i0<chunkEle; i0++) { |
| 842 |
mesh_p->Points->Id[i0] = tempInts[i0*(2+numNodes)+0]; |
| 843 |
mesh_p->Points->Tag[i0] = tempInts[i0*(2+numNodes)+1]; |
| 844 |
mesh_p->Points->Owner[i0] =mpi_info->rank; |
| 845 |
mesh_p->Points->Color[i0] = i0; |
| 846 |
for (i1 = 0; i1 < numNodes; i1++) { |
| 847 |
mesh_p->Points->Nodes[INDEX2(i1, i0, numNodes)] = tempInts[i0*(2+numNodes)+2+i1]; |
| 848 |
} |
| 849 |
} |
| 850 |
} |
| 851 |
|
| 852 |
TMPMEMFREE(tempInts); |
| 853 |
} /* end of Read the nodal element data */ |
| 854 |
|
| 855 |
/* get the name tags */ |
| 856 |
if (Finley_noError()) { |
| 857 |
char *remainder, *ptr; |
| 858 |
int tag_key, error_code; |
| 859 |
size_t len; |
| 860 |
long cur_pos, end_pos; |
| 861 |
if (mpi_info->rank == 0) { /* Master */ |
| 862 |
/* Read the word 'Tag' */ |
| 863 |
if (! feof(fileHandle_p)) { |
| 864 |
scan_ret = fscanf(fileHandle_p, "%s\n", name); |
| 865 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 866 |
} |
| 867 |
/* Read rest of file in one chunk, after using seek to find length */ |
| 868 |
|
| 869 |
#if defined(_WIN32) /* windows ftell lies on unix formatted text files */ |
| 870 |
|
| 871 |
remainder = NULL; |
| 872 |
len=0; |
| 873 |
while (1) |
| 874 |
{ |
| 875 |
size_t MALLOC_CHUNK = 1024; |
| 876 |
size_t buff_size = 0; |
| 877 |
int ch; |
| 878 |
|
| 879 |
ch = fgetc(fileHandle_p); |
| 880 |
if( ch == '\r' ) |
| 881 |
{ |
| 882 |
continue; |
| 883 |
} |
| 884 |
if( len+1 > buff_size ) |
| 885 |
{ |
| 886 |
TMPMEMREALLOC(remainder,remainder,buff_size+MALLOC_CHUNK,char); |
| 887 |
} |
| 888 |
if( ch == EOF ) |
| 889 |
{ |
| 890 |
/* hit EOF */ |
| 891 |
remainder[len] = (char)0; |
| 892 |
break; |
| 893 |
} |
| 894 |
remainder[len] = (char)ch; |
| 895 |
len++; |
| 896 |
} |
| 897 |
#else |
| 898 |
cur_pos = ftell(fileHandle_p); |
| 899 |
fseek(fileHandle_p, 0L, SEEK_END); |
| 900 |
end_pos = ftell(fileHandle_p); |
| 901 |
fseek(fileHandle_p, (long)cur_pos, SEEK_SET); |
| 902 |
remainder = TMPMEMALLOC(end_pos-cur_pos+1, char); |
| 903 |
if (! feof(fileHandle_p)) { |
| 904 |
scan_ret = fread(remainder, (size_t) end_pos-cur_pos, sizeof(char), fileHandle_p); |
| 905 |
FSCANF_CHECK(scan_ret, "Finley_Mesh_read") |
| 906 |
} |
| 907 |
remainder[end_pos-cur_pos] = 0; |
| 908 |
#endif |
| 909 |
len = strlen(remainder); |
| 910 |
while ((--len)>0 && isspace(remainder[len])) remainder[len]=0; |
| 911 |
len = strlen(remainder); |
| 912 |
TMPMEMREALLOC(remainder,remainder,len+1,char); |
| 913 |
} |
| 914 |
#ifdef PASO_MPI |
| 915 |
error_code = MPI_Bcast (&len, 1, MPI_INT, 0, mpi_info->comm); |
| 916 |
if (error_code != MPI_SUCCESS) { |
| 917 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of tag len failed"); |
| 918 |
return NULL; |
| 919 |
} |
| 920 |
if (mpi_info->rank != 0) { |
| 921 |
remainder = TMPMEMALLOC(len+1, char); |
| 922 |
remainder[0] = 0; |
| 923 |
} |
| 924 |
error_code = MPI_Bcast (remainder, len+1, MPI_CHAR, 0, mpi_info->comm); |
| 925 |
if (error_code != MPI_SUCCESS) { |
| 926 |
Finley_setError(PASO_MPI_ERROR, "Finley_Mesh_read: broadcast of tags failed"); |
| 927 |
return NULL; |
| 928 |
} |
| 929 |
#endif |
| 930 |
if (remainder[0]) { |
| 931 |
ptr = remainder; |
| 932 |
do { |
| 933 |
sscanf(ptr, "%s %d\n", name, &tag_key); |
| 934 |
if (*name) Finley_Mesh_addTagMap(mesh_p,name,tag_key); |
| 935 |
ptr++; |
| 936 |
} while(NULL != (ptr = strchr(ptr, '\n')) && *ptr); |
| 937 |
TMPMEMFREE(remainder); |
| 938 |
} |
| 939 |
} |
| 940 |
|
| 941 |
} |
| 942 |
|
| 943 |
/* close file */ |
| 944 |
if (mpi_info->rank == 0) fclose(fileHandle_p); |
| 945 |
|
| 946 |
/* resolve id's : */ |
| 947 |
/* rearrange elements: */ |
| 948 |
|
| 949 |
if (Finley_noError()) Finley_Mesh_resolveNodeIds(mesh_p); |
| 950 |
if (Finley_noError()) Finley_Mesh_prepare(mesh_p, optimize); |
| 951 |
|
| 952 |
/* that's it */ |
| 953 |
#ifdef Finley_TRACE |
| 954 |
printf("timing: reading mesh: %.4e sec\n",Finley_timer()-time0); |
| 955 |
#endif |
| 956 |
|
| 957 |
/* that's it */ |
| 958 |
if (! Finley_noError()) { |
| 959 |
Finley_Mesh_free(mesh_p); |
| 960 |
} |
| 961 |
Paso_MPIInfo_free( mpi_info ); |
| 962 |
return mesh_p; |
| 963 |
} |
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