diff options
Diffstat (limited to 'benchmarks/CUDA/DG/3rdParty/ParMetis-3.1/METISLib/srefine.c')
| -rw-r--r-- | benchmarks/CUDA/DG/3rdParty/ParMetis-3.1/METISLib/srefine.c | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/benchmarks/CUDA/DG/3rdParty/ParMetis-3.1/METISLib/srefine.c b/benchmarks/CUDA/DG/3rdParty/ParMetis-3.1/METISLib/srefine.c deleted file mode 100644 index cd02cb9..0000000 --- a/benchmarks/CUDA/DG/3rdParty/ParMetis-3.1/METISLib/srefine.c +++ /dev/null @@ -1,169 +0,0 @@ -/* - * Copyright 1997, Regents of the University of Minnesota - * - * srefine.c - * - * This file contains code for the separator refinement algortihms - * - * Started 8/1/97 - * George - * - * $Id: srefine.c,v 1.1 2003/07/16 15:55:18 karypis Exp $ - * - */ - -#include <metis.h> - - -/************************************************************************* -* This function is the entry point of the separator refinement -**************************************************************************/ -void Refine2WayNode(CtrlType *ctrl, GraphType *orggraph, GraphType *graph, float ubfactor) -{ - - IFSET(ctrl->dbglvl, DBG_TIME, starttimer(ctrl->UncoarsenTmr)); - - for (;;) { - IFSET(ctrl->dbglvl, DBG_TIME, starttimer(ctrl->RefTmr)); - if (ctrl->RType != 15) - FM_2WayNodeBalance(ctrl, graph, ubfactor); - - switch (ctrl->RType) { - case 1: - FM_2WayNodeRefine(ctrl, graph, ubfactor, 8); - break; - case 2: - FM_2WayNodeRefine_OneSided(ctrl, graph, ubfactor, 8); - break; - case 3: - FM_2WayNodeRefine(ctrl, graph, ubfactor, 8); - FM_2WayNodeRefine_OneSided(ctrl, graph, ubfactor, 8); - break; - case 4: - FM_2WayNodeRefine_OneSided(ctrl, graph, ubfactor, 8); - FM_2WayNodeRefine(ctrl, graph, ubfactor, 8); - break; - case 5: - FM_2WayNodeRefineEqWgt(ctrl, graph, 8); - break; - } - IFSET(ctrl->dbglvl, DBG_TIME, stoptimer(ctrl->RefTmr)); - - if (graph == orggraph) - break; - - graph = graph->finer; - IFSET(ctrl->dbglvl, DBG_TIME, starttimer(ctrl->ProjectTmr)); - Project2WayNodePartition(ctrl, graph); - IFSET(ctrl->dbglvl, DBG_TIME, stoptimer(ctrl->ProjectTmr)); - } - - IFSET(ctrl->dbglvl, DBG_TIME, stoptimer(ctrl->UncoarsenTmr)); -} - - -/************************************************************************* -* This function allocates memory for 2-way edge refinement -**************************************************************************/ -void Allocate2WayNodePartitionMemory(CtrlType *ctrl, GraphType *graph) -{ - int nvtxs, pad64; - - nvtxs = graph->nvtxs; - - pad64 = (3*nvtxs+3)%2; - - graph->rdata = idxmalloc(3*nvtxs+3+(sizeof(NRInfoType)/sizeof(idxtype))*nvtxs+pad64, "Allocate2WayPartitionMemory: rdata"); - graph->pwgts = graph->rdata; - graph->where = graph->rdata + 3; - graph->bndptr = graph->rdata + nvtxs + 3; - graph->bndind = graph->rdata + 2*nvtxs + 3; - graph->nrinfo = (NRInfoType *)(graph->rdata + 3*nvtxs + 3 + pad64); -} - - - -/************************************************************************* -* This function computes the initial id/ed -**************************************************************************/ -void Compute2WayNodePartitionParams(CtrlType *ctrl, GraphType *graph) -{ - int i, j, k, l, nvtxs, nbnd; - idxtype *xadj, *adjncy, *adjwgt, *vwgt; - idxtype *where, *pwgts, *bndind, *bndptr, *edegrees; - NRInfoType *rinfo; - int me, other; - - nvtxs = graph->nvtxs; - xadj = graph->xadj; - vwgt = graph->vwgt; - adjncy = graph->adjncy; - adjwgt = graph->adjwgt; - - where = graph->where; - rinfo = graph->nrinfo; - pwgts = idxset(3, 0, graph->pwgts); - bndind = graph->bndind; - bndptr = idxset(nvtxs, -1, graph->bndptr); - - - /*------------------------------------------------------------ - / Compute now the separator external degrees - /------------------------------------------------------------*/ - nbnd = 0; - for (i=0; i<nvtxs; i++) { - me = where[i]; - pwgts[me] += vwgt[i]; - - ASSERT(me >=0 && me <= 2); - - if (me == 2) { /* If it is on the separator do some computations */ - BNDInsert(nbnd, bndind, bndptr, i); - - edegrees = rinfo[i].edegrees; - edegrees[0] = edegrees[1] = 0; - - for (j=xadj[i]; j<xadj[i+1]; j++) { - other = where[adjncy[j]]; - if (other != 2) - edegrees[other] += vwgt[adjncy[j]]; - } - } - } - - ASSERT(CheckNodeBnd(graph, nbnd)); - - graph->mincut = pwgts[2]; - graph->nbnd = nbnd; -} - - -/************************************************************************* -* This function computes the initial id/ed -**************************************************************************/ -void Project2WayNodePartition(CtrlType *ctrl, GraphType *graph) -{ - int i, j, nvtxs; - idxtype *cmap, *where, *cwhere; - GraphType *cgraph; - - cgraph = graph->coarser; - cwhere = cgraph->where; - - nvtxs = graph->nvtxs; - cmap = graph->cmap; - - Allocate2WayNodePartitionMemory(ctrl, graph); - where = graph->where; - - /* Project the partition */ - for (i=0; i<nvtxs; i++) { - where[i] = cwhere[cmap[i]]; - ASSERTP(where[i] >= 0 && where[i] <= 2, ("%d %d %d %d\n", i, cmap[i], where[i], cwhere[cmap[i]])); - } - - FreeGraph(graph->coarser); - graph->coarser = NULL; - - Compute2WayNodePartitionParams(ctrl, graph); -} |
