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ksteube |
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/* $Id$ */ |
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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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/* Finley: ElementFile */ |
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/* */ |
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/* This routine tries to reduce the number of colors used to color elements in the Finley_ElementFile in */ |
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/* */ |
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/**************************************************************/ |
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#include "ElementFile.h" |
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#include "Util.h" |
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/**************************************************************/ |
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void Finley_ElementFile_createColoring(Finley_ElementFile* in,dim_t numNodes, index_t* degreeOfFreedom) { |
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dim_t e,i,numUncoloredElements,n,len,NN; |
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index_t *maskDOF,color,min_id,max_id; |
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bool_t independent; |
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if (in==NULL) return; |
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if (in->numElements<1) return; |
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NN=in->numNodes; |
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min_id=Finley_Util_getMinInt(1,numNodes,degreeOfFreedom); |
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max_id=Finley_Util_getMaxInt(1,numNodes,degreeOfFreedom); |
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len=max_id-min_id+1; |
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maskDOF=TMPMEMALLOC(len,index_t); |
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if (! Finley_checkPtr(maskDOF) ) { |
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#pragma omp parallel for private(e) schedule(static) |
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for (e=0;e<in->numElements;e++) in->Color[e]=-1; |
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numUncoloredElements=in->numElements; |
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gross |
1335 |
in->minColor=0; |
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in->maxColor=in->minColor-1; |
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ksteube |
1315 |
while (numUncoloredElements>0) { |
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/* initialize the mask marking nodes used by a color */ |
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#pragma omp parallel for private(n) schedule(static) |
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for (n=0;n<len;n++) maskDOF[n]=-1; |
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numUncoloredElements=0; |
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/* OMP ?*/ |
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for (e=0;e<in->numElements;e++) { |
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if (in->Color[e]<0) { |
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/* find out if element e is independend from the elements already colored: */ |
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independent=TRUE; |
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ksteube |
1326 |
for (i=0;i<NN;i++) { |
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#ifdef BOUNDS_CHECK |
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ksteube |
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if (in->Nodes[INDEX2(i,e,NN)] < 0 || in->Nodes[INDEX2(i,e,NN)] >= numNodes) { printf("BOUNDS_CHECK %s %d i=%d e=%d NN=%d min_id=%d in->Nodes[INDEX2...]=%d\n", __FILE__, __LINE__, i, e, NN, min_id, in->Nodes[INDEX2(i,e,NN)]); exit(1); } |
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ksteube |
1326 |
if ((degreeOfFreedom[in->Nodes[INDEX2(i,e,NN)]]-min_id) >= len || (degreeOfFreedom[in->Nodes[INDEX2(i,e,NN)]]-min_id) < 0) { printf("BOUNDS_CHECK %s %d i=%d e=%d NN=%d min_id=%d dof=%d\n", __FILE__, __LINE__, i, e, NN, min_id, degreeOfFreedom[in->Nodes[INDEX2(i,e,NN)]]-min_id); exit(1); } |
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#endif |
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gross |
1335 |
if (maskDOF[degreeOfFreedom[in->Nodes[INDEX2(i,e,NN)]]-min_id]>0) { |
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independent=FALSE; |
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break; |
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} |
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ksteube |
1326 |
} |
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ksteube |
1315 |
/* if e is independend a new color is assigned and the nodes are marked as being used */ |
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if (independent) { |
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gross |
1335 |
for (i=0;i<NN;i++) maskDOF[degreeOfFreedom[in->Nodes[INDEX2(i,e,NN)]]-min_id]=1; |
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in->Color[e]=in->maxColor+1; |
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} else { |
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numUncoloredElements++; |
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} |
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ksteube |
1315 |
} |
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gross |
1358 |
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ksteube |
1315 |
} |
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in->maxColor++; |
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} /* end of while loop */ |
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} |
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/* all done : */ |
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TMPMEMFREE(maskDOF); |
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} |
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