mirror of
https://github.com/NGSolve/netgen.git
synced 2024-11-12 00:59:16 +05:00
1702 lines
40 KiB
C++
1702 lines
40 KiB
C++
#ifdef PARALLEL
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#include <meshing.hpp>
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#include "paralleltop.hpp"
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namespace netgen
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{
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void ParallelMeshTopology :: Reset ()
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{
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*testout << "ParallelMeshTopology::Reset" << endl;
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if ( ntasks == 1 ) return;
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PrintMessage ( 4, "RESET");
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int nvold = nv;
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int nedold = ned;
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int nfaold = nfa;
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ne = mesh.GetNE();
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nv = mesh.GetNV();
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nseg = mesh.GetNSeg();
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nsurfel = mesh.GetNSE();
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ned = mesh.GetTopology().GetNEdges();
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nfa = mesh.GetTopology().GetNFaces();
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loc2distedge.ChangeSize (ned);
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for (int i = 0; i < ned; i++)
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if (loc2distedge[i].Size() == 0)
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loc2distedge.Add (i, -1); // will be the global nr
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loc2distface.ChangeSize (nfa);
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for (int i = 0; i < nfa; i++)
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if (loc2distface[i].Size() == 0)
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loc2distface.Add (i, -1); // will be the global nr
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if ( !isexchangevert )
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{
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isexchangevert = new BitArray (nv * ( ntasks+1 ));
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isexchangevert->Clear();
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}
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if ( !isexchangeedge )
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{
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isexchangeedge = new BitArray (ned*(ntasks+1) );
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isexchangeedge->Clear();
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}
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if ( !isexchangeface )
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{
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isexchangeface = new BitArray (nfa*(ntasks+1) );
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isexchangeface->Clear();
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}
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if ( !isexchangeel )
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{
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isexchangeel = new BitArray (ne*(ntasks+1) );
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isexchangeel->Clear();
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}
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// if the number of vertices did not change, return
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if ( nvold == nv ) return;
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// faces and edges get new numbers -> delete
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isexchangeface -> SetSize(nfa*(ntasks+1) );
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isexchangeedge -> SetSize(ned*(ntasks+1) );
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isexchangeface -> Clear();
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isexchangeedge -> Clear();
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SetNV(nv);
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SetNE(ne);
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if ( !isghostedge.Size() )
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{
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isghostedge.SetSize(ned);
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isghostedge.Clear();
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}
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if ( !isghostface.Size() )
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{
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isghostface.SetSize(nfa);
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isghostface.Clear();
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}
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}
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ParallelMeshTopology :: ~ParallelMeshTopology ()
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{
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delete isexchangeface;
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delete isexchangevert;
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delete isexchangeedge;
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delete isexchangeel;
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}
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ParallelMeshTopology :: ParallelMeshTopology ( const netgen::Mesh & amesh )
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: mesh(amesh)
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{
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ned = 0; //mesh.GetTopology().GetNEdges();
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nfa = 0; //mesh.GetTopology().GetNFaces();
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nv = 0;
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ne = 0;
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np = 0;
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nseg = 0;
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nsurfel = 0;
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neglob = 0;
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nvglob = 0;
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nparel = 0;
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isexchangeface = 0;
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isexchangevert = 0;
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isexchangeel = 0;
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isexchangeedge = 0;
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coarseupdate = 0;
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isghostedge.SetSize(0);
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isghostface.SetSize(0);
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overlap = 0;
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}
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int ParallelMeshTopology :: Glob2Loc_Vert (int globnum )
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{
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for (int i = 1; i <= nv; i++)
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if ( globnum == loc2distvert[i][0] )
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return i;
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return -1;
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}
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int ParallelMeshTopology :: Glob2Loc_VolEl (int globnum )
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{
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int locnum = -1;
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for (int i = 0; i < ne; i++)
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{
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if ( globnum == loc2distel[i][0] )
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{
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locnum = i+1;
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}
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}
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return locnum;
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}
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int ParallelMeshTopology :: Glob2Loc_SurfEl (int globnum )
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{
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int locnum = -1;
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for (int i = 0; i < nsurfel; i++)
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{
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if ( globnum == loc2distsurfel[i][0] )
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{
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locnum = i+1;
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}
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}
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return locnum;
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}
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int ParallelMeshTopology :: Glob2Loc_Segm (int globnum )
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{
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int locnum = -1;
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for (int i = 0; i < nseg; i++)
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{
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if ( globnum == loc2distsegm[i][0] )
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{
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locnum = i+1;
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}
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}
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return locnum;
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}
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void ParallelMeshTopology :: Print() const
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{
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(*testout) << endl << "TOPOLOGY FOR PARALLEL MESHES" << endl << endl;
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for ( int i = 1; i <= nv; i++ )
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if ( IsExchangeVert (i) )
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{
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(*testout) << "exchange point " << i << ": global " << GetLoc2Glob_Vert(i) << endl;
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for ( int dest = 0; dest < ntasks; dest ++)
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if ( dest != id )
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if ( GetDistantPNum( dest, i ) > 0 )
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(*testout) << " p" << dest << ": " << GetDistantPNum ( dest, i ) << endl;
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}
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for ( int i = 1; i <= ned; i++ )
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if ( IsExchangeEdge ( i ) )
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{
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int v1, v2;
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mesh . GetTopology().GetEdgeVertices(i, v1, v2);
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(*testout) << "exchange edge " << i << ": global vertices " << GetLoc2Glob_Vert(v1) << " "
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<< GetLoc2Glob_Vert(v2) << endl;
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for ( int dest = 0; dest < ntasks; dest++)
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if ( GetDistantEdgeNum ( dest, i ) > 0 )
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if ( dest != id )
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{
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(*testout) << " p" << dest << ": " << GetDistantEdgeNum ( dest, i ) << endl;
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}
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}
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for ( int i = 1; i <= nfa; i++ )
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if ( IsExchangeFace(i) )
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{
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Array<int> facevert;
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mesh . GetTopology().GetFaceVertices(i, facevert);
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(*testout) << "exchange face " << i << ": global vertices " ;
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for ( int fi=0; fi < facevert.Size(); fi++)
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(*testout) << GetLoc2Glob_Vert(facevert[fi]) << " ";
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(*testout) << endl;
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for ( int dest = 0; dest < ntasks; dest++)
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if ( dest != id )
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{
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if ( GetDistantFaceNum ( dest, i ) >= 0 )
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(*testout) << " p" << dest << ": " << GetDistantFaceNum ( dest, i ) << endl;
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}
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}
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for ( int i = 1; i < mesh.GetNE(); i++)
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{
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if ( !IsExchangeElement(i) ) continue;
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Array<int> vert;
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const Element & el = mesh.VolumeElement(i);
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(*testout) << "parallel local element " << i << endl;
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(*testout) << "vertices " ;
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for ( int j = 0; j < el.GetNV(); j++)
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(*testout) << el.PNum(j+1) << " ";
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(*testout) << "is ghost " << IsGhostEl(i) << endl;
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(*testout) << endl;
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}
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}
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int ParallelMeshTopology :: GetDistantPNum ( int proc, int locpnum ) const
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{
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if ( proc == 0 )
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return loc2distvert[locpnum][0];
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for (int i = 1; i < loc2distvert[locpnum].Size(); i += 2)
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if ( loc2distvert[locpnum][i] == proc )
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return loc2distvert[locpnum][i+1];
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return -1;
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}
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int ParallelMeshTopology :: GetDistantFaceNum ( int proc, int locfacenum ) const
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{
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if ( proc == 0 )
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return loc2distface[locfacenum-1][0];
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for ( int i = 1; i < loc2distface[locfacenum-1].Size(); i+=2 )
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if ( loc2distface[locfacenum-1][i] == proc )
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return loc2distface[locfacenum-1][i+1];
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return -1;
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}
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int ParallelMeshTopology :: GetDistantEdgeNum ( int proc, int locedgenum ) const
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{
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if ( proc == 0 )
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return loc2distedge[locedgenum-1][0];
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for ( int i = 1; i < loc2distedge[locedgenum-1].Size(); i+=2 )
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if ( loc2distedge[locedgenum-1][i] == proc )
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return loc2distedge[locedgenum-1][i+1];
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return -1;
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}
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int ParallelMeshTopology :: GetDistantElNum ( int proc, int locelnum ) const
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{
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if ( proc == 0 )
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return loc2distel[locelnum-1][0];
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for ( int i = 1; i < loc2distel[locelnum-1].Size(); i+=2 )
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if ( loc2distel[locelnum-1][i] == proc )
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return loc2distel[locelnum-1][i+1];
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return -1;
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}
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/*
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//
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// gibt anzahl an distant pnums zurueck
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int ParallelMeshTopology :: GetNDistantPNums ( int locpnum ) const
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{
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return loc2distvert[locpnum].Size() / 2 + 1;
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}
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int ParallelMeshTopology :: GetNDistantFaceNums ( int locfacenum ) const
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{
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int size = loc2distface[locfacenum-1].Size() / 2 + 1;
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return size;
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}
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int ParallelMeshTopology :: GetNDistantEdgeNums ( int locedgenum ) const
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{
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int size = loc2distedge[locedgenum-1].Size() / 2 + 1;
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return size;
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}
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int ParallelMeshTopology :: GetNDistantElNums ( int locelnum ) const
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{
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int size = loc2distel[locelnum-1].Size() / 2 + 1;
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return size;
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}
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*/
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// gibt anzahl an distant pnums zurueck
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// * pnums entspricht Array<int[2] >
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int ParallelMeshTopology :: GetDistantPNums ( int locpnum, int * distpnums ) const
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{
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// distpnums[0] = loc2distvert[locpnum][0];
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// for (int i = 1; i < loc2distvert[locpnum].Size(); i += 2)
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// distpnums[ loc2distvert[locpnum][i] ] = loc2distvert[locpnum][i+1];
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distpnums[0] = 0;
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distpnums[1] = loc2distvert[locpnum][0];
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for ( int i = 1; i < loc2distvert[locpnum].Size(); i++ )
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distpnums[i+1] = loc2distvert[locpnum][i];
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int size = loc2distvert[locpnum].Size() / 2 + 1;
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return size;
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}
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int ParallelMeshTopology :: GetDistantFaceNums ( int locfacenum, int * distfacenums ) const
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{
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// distfacenums[0] = loc2distface[locfacenum-1][0];
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// for ( int i = 1; i < loc2distface[locfacenum-1].Size(); i+=2 )
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// distfacenums[loc2distface[locfacenum-1][i]] = loc2distface[locfacenum-1][i+1];
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distfacenums[0] = 0;
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distfacenums[1] = loc2distface[locfacenum-1][0];
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for ( int i = 1; i < loc2distface[locfacenum-1].Size(); i++ )
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distfacenums[i+1] = loc2distface[locfacenum-1][i];
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int size = loc2distface[locfacenum-1].Size() / 2 + 1;
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return size;
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}
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int ParallelMeshTopology :: GetDistantEdgeNums ( int locedgenum, int * distedgenums ) const
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{
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// distedgenums[0] = loc2distedge[locedgenum-1][0];
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// for ( int i = 1; i < loc2distedge[locedgenum-1].Size(); i+=2 )
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// distedgenums[loc2distedge[locedgenum-1][i]] = loc2distedge[locedgenum-1][i+1];
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distedgenums[0] = 0;
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distedgenums[1] = loc2distedge[locedgenum-1][0];
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for ( int i = 1; i < loc2distedge[locedgenum-1].Size(); i++ )
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distedgenums[i+1] = loc2distedge[locedgenum-1][i];
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int size = loc2distedge[locedgenum-1].Size() / 2 + 1;
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return size;
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}
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int ParallelMeshTopology :: GetDistantElNums ( int locelnum, int * distelnums ) const
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{
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// distelnums[0] = loc2distel[locelnum-1][0];
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// for ( int i = 1; i < loc2distel[locelnum-1].Size(); i+=2 )
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// distelnums[loc2distel[locelnum-1][i]] = loc2distel[locelnum-1][i+1];
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distelnums[0] = 0;
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distelnums[1] = loc2distel[locelnum-1][0];
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for ( int i = 1; i < loc2distel[locelnum-1].Size(); i++ )
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distelnums[i+1] = loc2distel[locelnum-1][i];
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int size = loc2distel[locelnum-1].Size() / 2 + 1;
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return size;
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}
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void ParallelMeshTopology :: SetDistantFaceNum ( int dest, int locnum, int distnum )
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{
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if ( dest == 0 )
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{
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loc2distface[locnum-1][0] = distnum;
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return;
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}
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for ( int i = 1; i < loc2distface[locnum-1].Size(); i+=2 )
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if ( loc2distface[locnum-1][i] == dest )
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{
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loc2distface[locnum-1][i+1] = distnum;
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return;
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}
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loc2distface.Add(locnum-1, dest);
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loc2distface.Add(locnum-1, distnum);
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}
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void ParallelMeshTopology :: SetDistantPNum ( int dest, int locnum, int distnum )
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{
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if ( dest == 0 )
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{
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loc2distvert[locnum][0] = distnum; // HERE
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return;
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}
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for ( int i = 1; i < loc2distvert[locnum].Size(); i+=2 )
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if ( loc2distvert[locnum][i] == dest )
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{
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loc2distvert[locnum][i+1] = distnum;
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return;
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}
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loc2distvert.Add (locnum, dest);
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loc2distvert.Add (locnum, distnum);
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}
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void ParallelMeshTopology :: SetDistantEdgeNum ( int dest, int locnum, int distnum )
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{
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if ( dest == 0 )
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{
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loc2distedge[locnum-1][0] = distnum;
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return;
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}
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for ( int i = 1; i < loc2distedge[locnum-1].Size(); i+=2 )
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if ( loc2distedge[locnum-1][i] == dest )
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{
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loc2distedge[locnum-1][i+1] = distnum;
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return;
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}
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loc2distedge.Add (locnum-1, dest);
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loc2distedge.Add (locnum-1, distnum);
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}
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void ParallelMeshTopology :: SetDistantEl ( int dest, int locnum, int distnum )
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{
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if ( dest == 0 )
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{
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loc2distel[locnum-1][0] = distnum;
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return;
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}
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for ( int i = 1; i < loc2distel[locnum-1].Size(); i+=2 )
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if ( loc2distel[locnum-1][i] == dest )
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{
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loc2distel[locnum-1][i+1] = distnum;
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return;
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}
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loc2distel.Add (locnum-1, dest);
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loc2distel.Add (locnum-1, distnum);
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}
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void ParallelMeshTopology :: SetDistantSurfEl ( int dest, int locnum, int distnum )
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{
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if ( dest == 0 )
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{
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loc2distsurfel[locnum-1][0] = distnum;
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return;
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}
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for ( int i = 1; i < loc2distsurfel[locnum-1].Size(); i+=2 )
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if ( loc2distsurfel[locnum-1][i] == dest )
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{
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loc2distsurfel[locnum-1][i+1] = distnum;
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return;
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}
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loc2distsurfel.Add (locnum-1, dest);
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loc2distsurfel.Add (locnum-1, distnum);
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}
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void ParallelMeshTopology :: SetDistantSegm ( int dest, int locnum, int distnum )
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{
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if ( dest == 0 )
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{
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loc2distsegm[locnum-1][0] = distnum;
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return;
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}
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for (int i = 1; i < loc2distsegm[locnum-1].Size(); i+=2 )
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if ( loc2distsegm[locnum-1][i] == dest )
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{
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loc2distsegm[locnum-1][i+1] = distnum;
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return;
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}
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loc2distsegm.Add (locnum-1, dest);
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loc2distsegm.Add (locnum-1, distnum);
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}
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void ParallelMeshTopology :: GetVertNeighbours ( int vnum, Array<int> & dests ) const
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{
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dests.SetSize(0);
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int i = 1;
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while ( i < loc2distvert[vnum].Size() )
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{
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dests.Append ( loc2distvert[vnum][i] );
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i+=2;
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}
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}
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void ParallelMeshTopology :: Update ()
|
|
{
|
|
ne = mesh.GetNE();
|
|
nv = mesh.GetNV();
|
|
nseg = mesh.GetNSeg();
|
|
nsurfel = mesh.GetNSE();
|
|
|
|
ned = mesh.GetTopology().GetNEdges();
|
|
nfa = mesh.GetTopology().GetNFaces();
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void ParallelMeshTopology :: UpdateRefinement ()
|
|
{
|
|
;
|
|
}
|
|
|
|
|
|
|
|
|
|
void ParallelMeshTopology :: UpdateCoarseGridGlobal ()
|
|
{
|
|
PrintMessage ( 1, "UPDATE GLOBAL COARSEGRID STARTS" ); // JS
|
|
|
|
// MPI_Barrier (MPI_COMM_WORLD);
|
|
// PrintMessage ( 1, "all friends are here " ); // JS
|
|
// MPI_Barrier (MPI_COMM_WORLD);
|
|
|
|
|
|
|
|
int timer = NgProfiler::CreateTimer ("UpdateCoarseGridGlobal");
|
|
NgProfiler::RegionTimer reg(timer);
|
|
|
|
|
|
|
|
|
|
*testout << "ParallelMeshTopology :: UpdateCoarseGridGlobal" << endl;
|
|
const MeshTopology & topology = mesh.GetTopology();
|
|
|
|
Array<int> sendarray, recvarray;
|
|
|
|
nfa = topology . GetNFaces();
|
|
ned = topology . GetNEdges();
|
|
np = mesh . GetNP();
|
|
nv = mesh . GetNV();
|
|
ne = mesh . GetNE();
|
|
nseg = mesh.GetNSeg();
|
|
nsurfel = mesh.GetNSE();
|
|
|
|
|
|
// low order processor - save mesh partition
|
|
if ( id == 0 )
|
|
{
|
|
if ( !isexchangeel )
|
|
{
|
|
isexchangeel = new BitArray ( (ntasks+1) * ne );
|
|
isexchangeel -> Clear();
|
|
}
|
|
|
|
|
|
for ( int eli = 1; eli <= ne; eli++ )
|
|
{
|
|
loc2distel[eli-1][0] = eli;
|
|
SetExchangeElement ( eli );
|
|
const Element & el = mesh . VolumeElement ( eli );
|
|
int dest = el . GetPartition ( );
|
|
SetExchangeElement ( dest, eli );
|
|
|
|
for ( int i = 0; i < el.GetNP(); i++ )
|
|
{
|
|
SetExchangeVert ( dest, el.PNum(i+1) );
|
|
SetExchangeVert ( el.PNum(i+1) );
|
|
}
|
|
Array<int> edges;
|
|
topology . GetElementEdges ( eli, edges );
|
|
for ( int i = 0; i < edges.Size(); i++ )
|
|
{
|
|
SetExchangeEdge ( dest, edges[i] );
|
|
SetExchangeEdge ( edges[i] );
|
|
}
|
|
topology . GetElementFaces ( eli, edges );
|
|
for ( int i = 0; i < edges.Size(); i++ )
|
|
{
|
|
SetExchangeFace ( dest, edges[i] );
|
|
SetExchangeFace ( edges[i] );
|
|
}
|
|
}
|
|
|
|
// HERE
|
|
for ( int i = 1; i <= mesh .GetNV(); i++)
|
|
loc2distvert[i][0] = i;
|
|
|
|
for ( int i = 0; i < mesh . GetNSeg(); i++)
|
|
loc2distsegm[i][0] = i+1;
|
|
|
|
for ( int i = 0; i < mesh . GetNSE(); i++)
|
|
loc2distsurfel[i][0] = i+1;
|
|
|
|
for ( int i = 0; i < topology .GetNEdges(); i++)
|
|
loc2distedge[i][0] = i+1;
|
|
|
|
for ( int i = 0; i < topology .GetNFaces(); i++)
|
|
loc2distface[i][0] = i+1;
|
|
}
|
|
|
|
|
|
if ( id == 0 )
|
|
sendarray.Append (nfa);
|
|
|
|
BitArray recvface(nfa);
|
|
recvface.Clear();
|
|
|
|
/*
|
|
Array<int> edges, pnums, faces;
|
|
for ( int el = 1; el <= ne; el++ )
|
|
{
|
|
topology.GetElementFaces (el, faces);
|
|
int globeli = GetLoc2Glob_VolEl(el);
|
|
|
|
for ( int fai = 0; fai < faces.Size(); fai++)
|
|
{
|
|
int fa = faces[fai];
|
|
|
|
topology.GetElementEdges ( el, edges );
|
|
topology.GetFaceVertices ( fa, pnums );
|
|
|
|
// send :
|
|
// localfacenum
|
|
// np
|
|
// ned
|
|
// globalpnums
|
|
// localpnums
|
|
|
|
// localedgenums mit globalv1, globalv2
|
|
|
|
sendarray. Append ( fa );
|
|
sendarray. Append ( globeli );
|
|
sendarray. Append ( pnums.Size() );
|
|
sendarray. Append ( edges.Size() );
|
|
|
|
if (id == 0)
|
|
for ( int i = 0; i < pnums.Size(); i++ )
|
|
sendarray. Append( pnums[i] );
|
|
else
|
|
for ( int i = 0; i < pnums.Size(); i++ )
|
|
sendarray. Append( GetLoc2Glob_Vert(pnums[i]) );
|
|
|
|
for ( int i = 0; i < pnums.Size(); i++ )
|
|
sendarray. Append(pnums[i] );
|
|
|
|
for ( int i = 0; i < edges.Size(); i++ )
|
|
{
|
|
sendarray. Append(edges[i] );
|
|
int v1, v2;
|
|
topology . GetEdgeVertices ( edges[i], v1, v2 );
|
|
int dv1 = GetLoc2Glob_Vert ( v1 );
|
|
int dv2 = GetLoc2Glob_Vert ( v2 );
|
|
|
|
if (id > 0) if ( dv1 > dv2 ) swap ( dv1, dv2 );
|
|
sendarray . Append ( dv1 );
|
|
sendarray . Append ( dv2 );
|
|
}
|
|
}
|
|
}
|
|
*/
|
|
|
|
// new version
|
|
Array<int> edges, pnums, faces, elpnums;
|
|
sendarray.Append (ne);
|
|
for ( int el = 1; el <= ne; el++ )
|
|
{
|
|
topology.GetElementFaces (el, faces);
|
|
topology.GetElementEdges ( el, edges );
|
|
const Element & volel = mesh.VolumeElement (el);
|
|
|
|
int globeli = GetLoc2Glob_VolEl(el);
|
|
|
|
sendarray. Append ( globeli );
|
|
sendarray. Append ( faces.Size() );
|
|
sendarray. Append ( edges.Size() );
|
|
sendarray. Append ( volel.GetNP() );
|
|
|
|
for ( int i = 0; i < faces.Size(); i++ )
|
|
sendarray. Append(faces[i] );
|
|
for ( int i = 0; i < edges.Size(); i++ )
|
|
sendarray. Append(edges[i] );
|
|
|
|
for ( int i = 0; i < volel.GetNP(); i++ )
|
|
if (id == 0)
|
|
sendarray. Append(volel[i] );
|
|
else
|
|
sendarray. Append(GetLoc2Glob_Vert (volel[i]));
|
|
}
|
|
// end new version
|
|
|
|
|
|
|
|
BitArray edgeisinit(ned), vertisinit(np);
|
|
edgeisinit.Clear();
|
|
vertisinit.Clear();
|
|
|
|
// Array for temporary use, to find local from global element fast
|
|
Array<int,1> glob2loc_el;
|
|
if ( id != 0 )
|
|
{
|
|
glob2loc_el.SetSize (neglob);
|
|
glob2loc_el = -1;
|
|
for ( int locel = 1; locel <= mesh.GetNE(); locel++)
|
|
glob2loc_el[GetLoc2Glob_VolEl(locel)] = locel;
|
|
}
|
|
|
|
|
|
// MPI_Barrier (MPI_COMM_WORLD);
|
|
|
|
MPI_Request sendrequest;
|
|
|
|
if (id == 0)
|
|
{
|
|
PrintMessage (4, "UpdateCoarseGridGlobal : bcast, size = ", int (sendarray.Size()*sizeof(int)) );
|
|
MyMPI_Bcast ( sendarray );
|
|
}
|
|
else
|
|
MyMPI_ISend ( sendarray, 0, sendrequest );
|
|
|
|
|
|
int nloops = (id == 0) ? ntasks-1 : 1;
|
|
for (int hi = 0; hi < nloops; hi++)
|
|
{
|
|
int sender;
|
|
|
|
if (id == 0)
|
|
{
|
|
sender = MyMPI_Recv ( recvarray );
|
|
PrintMessage (4, "have received from ", sender);
|
|
}
|
|
else
|
|
{
|
|
MyMPI_Bcast ( recvarray );
|
|
sender = 0;
|
|
}
|
|
|
|
// compare received vertices with own ones
|
|
int ii = 0;
|
|
int cntel = 0;
|
|
int volel = 1;
|
|
|
|
if ( id != 0 )
|
|
nfaglob = recvarray[ii++];
|
|
|
|
|
|
|
|
Array<int> faces, edges;
|
|
Array<int> pnums, globalpnums;
|
|
|
|
int recv_ne = recvarray[ii++];
|
|
for (int hi = 0; hi < recv_ne; hi++)
|
|
{
|
|
int globvolel = recvarray[ii++];
|
|
int distnfa = recvarray[ii++];
|
|
int distned = recvarray[ii++];
|
|
int distnp = recvarray[ii++];
|
|
|
|
if ( id > 0 )
|
|
volel = glob2loc_el[globvolel];
|
|
else
|
|
volel = globvolel;
|
|
|
|
if (volel != -1)
|
|
{
|
|
topology.GetElementFaces( volel, faces);
|
|
topology.GetElementEdges ( volel, edges);
|
|
const Element & volelement = mesh.VolumeElement (volel);
|
|
|
|
for ( int i = 0; i < faces.Size(); i++)
|
|
SetDistantFaceNum ( sender, faces[i], recvarray[ii++]);
|
|
|
|
for ( int i = 0; i < edges.Size(); i++)
|
|
SetDistantEdgeNum ( sender, edges[i], recvarray[ii++]);
|
|
|
|
for ( int i = 0; i < distnp; i++)
|
|
SetDistantPNum ( sender, volelement[i], recvarray[ii++]);
|
|
}
|
|
else
|
|
ii += distnfa + distned + distnp;
|
|
}
|
|
}
|
|
|
|
|
|
coarseupdate = 1;
|
|
|
|
if (id != 0)
|
|
{
|
|
MPI_Status status;
|
|
MPI_Wait (&sendrequest, &status);
|
|
}
|
|
|
|
#ifdef SCALASCA
|
|
#pragma pomp inst end(updatecoarsegrid)
|
|
#endif
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void ParallelMeshTopology :: UpdateCoarseGrid ()
|
|
{
|
|
int timer = NgProfiler::CreateTimer ("UpdateCoarseGrid");
|
|
NgProfiler::RegionTimer reg(timer);
|
|
|
|
#ifdef SCALASCA
|
|
#pragma pomp inst begin(updatecoarsegrid)
|
|
#endif
|
|
(*testout) << "UPDATE COARSE GRID PARALLEL TOPOLOGY " << endl;
|
|
PrintMessage ( 1, "UPDATE COARSE GRID PARALLEL TOPOLOGY " );
|
|
|
|
// find exchange edges - first send exchangeedges locnum, v1, v2
|
|
// receive distant distnum, v1, v2
|
|
// find matching
|
|
const MeshTopology & topology = mesh.GetTopology();
|
|
|
|
UpdateCoarseGridGlobal();
|
|
|
|
|
|
if ( id == 0 ) return;
|
|
|
|
|
|
Array<int> * sendarray, *recvarray;
|
|
sendarray = new Array<int> (0);
|
|
recvarray = new Array<int>;
|
|
|
|
nfa = topology . GetNFaces();
|
|
ned = topology . GetNEdges();
|
|
np = mesh . GetNP();
|
|
nv = mesh . GetNV();
|
|
ne = mesh . GetNE();
|
|
nseg = mesh.GetNSeg();
|
|
nsurfel = mesh.GetNSE();
|
|
|
|
|
|
sendarray->SetSize (0);
|
|
|
|
BitArray recvface(nfa);
|
|
recvface.Clear();
|
|
for ( int fa = 1; fa <= nfa; fa++ )
|
|
{
|
|
|
|
if ( !IsExchangeFace ( fa ) ) continue;
|
|
|
|
Array<int> edges, pnums;
|
|
int globfa = GetDistantFaceNum ( 0, fa );
|
|
|
|
topology.GetFaceEdges ( fa, edges );
|
|
topology.GetFaceVertices ( fa, pnums );
|
|
|
|
|
|
// send :
|
|
// localfacenum
|
|
// globalfacenum
|
|
// np
|
|
// ned
|
|
// globalpnums
|
|
// localpnums
|
|
|
|
// localedgenums mit globalv1, globalv2
|
|
//
|
|
|
|
sendarray -> Append ( fa );
|
|
sendarray -> Append ( globfa );
|
|
sendarray -> Append ( pnums.Size() );
|
|
sendarray -> Append ( edges.Size() );
|
|
for ( int i = 0; i < pnums.Size(); i++ )
|
|
{
|
|
sendarray -> Append( GetLoc2Glob_Vert(pnums[i]) );
|
|
}
|
|
for ( int i = 0; i < pnums.Size(); i++ )
|
|
{
|
|
sendarray -> Append(pnums[i] );
|
|
}
|
|
for ( int i = 0; i < edges.Size(); i++ )
|
|
{
|
|
sendarray -> Append(edges[i] );
|
|
int v1, v2;
|
|
topology . GetEdgeVertices ( edges[i], v1, v2 );
|
|
int dv1 = GetLoc2Glob_Vert ( v1 );
|
|
int dv2 = GetLoc2Glob_Vert ( v2 );
|
|
sendarray -> Append ( dv1 );
|
|
sendarray -> Append ( dv2 );
|
|
}
|
|
}
|
|
|
|
BitArray edgeisinit(ned), vertisinit(np);
|
|
edgeisinit.Clear();
|
|
vertisinit.Clear();
|
|
|
|
// Array for temporary use, to find local from global element fast
|
|
// only for not too big meshes
|
|
// seems ok, as low-order space is treated on one proc
|
|
Array<int,1> * glob2locfa;
|
|
glob2locfa = new Array<int,1> ( nfaglob );
|
|
(*glob2locfa) = -1;
|
|
|
|
for ( int locfa = 1; locfa <= nfa; locfa++)
|
|
{
|
|
if ( !IsExchangeFace ( locfa ) ) continue;
|
|
(*glob2locfa)[GetDistantFaceNum(0, locfa) ] = locfa;
|
|
}
|
|
|
|
for ( int sender = 1; sender < ntasks; sender ++ )
|
|
{
|
|
|
|
if ( id == sender )
|
|
MyMPI_Bcast ( *sendarray, sender-1, MPI_HIGHORDER_COMM);
|
|
|
|
if ( id != sender )
|
|
{
|
|
MyMPI_Bcast ( *recvarray, sender-1, MPI_HIGHORDER_COMM);
|
|
// compare received vertices with own ones
|
|
int ii = 0;
|
|
int cntel = 0;
|
|
int locfa = 1;
|
|
|
|
while ( ii< recvarray -> Size() )
|
|
{
|
|
|
|
// receive list :
|
|
// distant facenum
|
|
// global facenum
|
|
// np
|
|
// ned
|
|
// globalpnums
|
|
// distant pnums
|
|
|
|
// distant edgenums mit globalv1, globalv2
|
|
|
|
int distfa = (*recvarray)[ii++];
|
|
int globfa = (*recvarray)[ii++];
|
|
int distnp = (*recvarray)[ii++];
|
|
int distned =(*recvarray)[ii++];
|
|
|
|
int locfa = (*glob2locfa) [globfa];
|
|
|
|
if ( locfa == -1 )
|
|
{
|
|
ii += 2*distnp + 3*distned;
|
|
locfa = 1;
|
|
continue;
|
|
}
|
|
|
|
Array<int> edges;
|
|
int fa = locfa;
|
|
|
|
Array<int> pnums, globalpnums;
|
|
topology.GetFaceEdges ( fa, edges );
|
|
topology.GetFaceVertices ( fa, pnums );
|
|
|
|
|
|
globalpnums.SetSize ( distnp );
|
|
for ( int i = 0; i < distnp; i++)
|
|
globalpnums[i] = GetLoc2Glob_Vert ( pnums[i] );
|
|
|
|
SetDistantFaceNum ( sender, fa, distfa );
|
|
|
|
// find exchange points
|
|
for ( int i = 0; i < distnp; i++)
|
|
{
|
|
int distglobalpnum = (*recvarray)[ii+i];
|
|
for ( int j = 0; j < distnp; j++ )
|
|
if ( globalpnums[j] == distglobalpnum )
|
|
{
|
|
// set sender -- distpnum ---- locpnum
|
|
int distpnum = (*recvarray)[ii + i +distnp];
|
|
SetDistantPNum ( sender, pnums[j], distpnum );
|
|
}
|
|
|
|
}
|
|
|
|
int * distedgenums = new int [distned];
|
|
// find exchange edges
|
|
for ( int i = 0; i < edges.Size(); i++)
|
|
{
|
|
int v1, v2;
|
|
topology . GetEdgeVertices ( edges[i], v1, v2 );
|
|
int dv1 = GetLoc2Glob_Vert ( v1 );
|
|
int dv2 = GetLoc2Glob_Vert ( v2 );
|
|
if ( dv1 > dv2 ) swap ( dv1, dv2 );
|
|
for ( int ed = 0; ed < distned; ed++)
|
|
{
|
|
distedgenums[ed] = (*recvarray)[ii + 2*distnp + 3*ed];
|
|
int ddv1 = (*recvarray)[ii + 2*distnp + 3*ed + 1];
|
|
int ddv2 = (*recvarray)[ii + 2*distnp + 3*ed + 2];
|
|
if ( ddv1 > ddv2 ) swap ( ddv1, ddv2 );
|
|
if ( dv1 == ddv1 && dv2 == ddv2 )
|
|
{
|
|
// set sender -- distednum -- locednum
|
|
SetDistantEdgeNum ( sender, edges[i], distedgenums[ed] );
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
delete [] distedgenums;
|
|
|
|
ii += 2*distnp + 3*distned;
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// set which elements are where for the master processor
|
|
|
|
delete sendarray; delete recvarray;
|
|
if ( id > 0 )
|
|
delete glob2locfa;
|
|
coarseupdate = 1;
|
|
|
|
#ifdef SCALASCA
|
|
#pragma pomp inst end(updatecoarsegrid)
|
|
#endif
|
|
}
|
|
|
|
void ParallelMeshTopology :: UpdateCoarseGridOverlap ()
|
|
{
|
|
|
|
UpdateCoarseGridGlobal();
|
|
|
|
#ifdef SCALASCA
|
|
#pragma pomp inst begin(updatecoarsegrid)
|
|
#endif
|
|
(*testout) << "UPDATE COARSE GRID PARALLEL TOPOLOGY, OVERLAP " << endl;
|
|
PrintMessage ( 1, "UPDATE COARSE GRID PARALLEL TOPOLOGY, OVERLAP " );
|
|
|
|
const MeshTopology & topology = mesh.GetTopology();
|
|
|
|
nfa = topology . GetNFaces();
|
|
ned = topology . GetNEdges();
|
|
np = mesh . GetNP();
|
|
nv = mesh . GetNV();
|
|
ne = mesh . GetNE();
|
|
nseg = mesh.GetNSeg();
|
|
nsurfel = mesh.GetNSE();
|
|
|
|
|
|
if ( id != 0 )
|
|
{
|
|
|
|
// find exchange edges - first send exchangeedges locnum, v1, v2
|
|
// receive distant distnum, v1, v2
|
|
// find matching
|
|
|
|
Array<int> * sendarray, *recvarray;
|
|
sendarray = new Array<int> (0);
|
|
recvarray = new Array<int>;
|
|
|
|
sendarray->SetSize (0);
|
|
|
|
BitArray recvface(nfa);
|
|
recvface.Clear();
|
|
|
|
for ( int el = 1; el <= ne; el++ )
|
|
{
|
|
Array<int> edges, pnums, faces;
|
|
topology.GetElementFaces (el, faces);
|
|
int globeli = GetLoc2Glob_VolEl(el);
|
|
for ( int fai = 0; fai < faces.Size(); fai++)
|
|
{
|
|
int fa = faces[fai];
|
|
|
|
topology.GetFaceEdges ( fa, edges );
|
|
topology.GetFaceVertices ( fa, pnums );
|
|
|
|
if ( !IsExchangeElement ( el ) ) continue;
|
|
|
|
int globfa = GetDistantFaceNum(0, fa) ;
|
|
|
|
// send :
|
|
// localfacenum
|
|
// globalfacenum
|
|
// globalelnum
|
|
// np
|
|
// ned
|
|
// globalpnums
|
|
// localpnums
|
|
|
|
// localedgenums mit globalelnums mit globalv1, globalv2
|
|
//
|
|
|
|
sendarray -> Append ( fa );
|
|
sendarray -> Append ( globfa );
|
|
sendarray -> Append ( globeli );
|
|
sendarray -> Append ( pnums.Size() );
|
|
sendarray -> Append ( edges.Size() );
|
|
for ( int i = 0; i < pnums.Size(); i++ )
|
|
{
|
|
sendarray -> Append( GetLoc2Glob_Vert(pnums[i]) );
|
|
}
|
|
for ( int i = 0; i < pnums.Size(); i++ )
|
|
{
|
|
sendarray -> Append(pnums[i] );
|
|
}
|
|
for ( int i = 0; i < edges.Size(); i++ )
|
|
{
|
|
int globedge = GetDistantEdgeNum(0, edges[i] );
|
|
int v1, v2;
|
|
topology . GetEdgeVertices ( edges[i], v1, v2 );
|
|
int dv1 = GetLoc2Glob_Vert ( v1 );
|
|
int dv2 = GetLoc2Glob_Vert ( v2 );
|
|
|
|
sendarray -> Append(edges[i] );
|
|
sendarray -> Append (globedge);
|
|
sendarray -> Append ( dv1 );
|
|
sendarray -> Append ( dv2 );
|
|
}
|
|
}
|
|
}
|
|
|
|
BitArray edgeisinit(ned), vertisinit(np);
|
|
edgeisinit.Clear();
|
|
vertisinit.Clear();
|
|
|
|
// Array for temporary use, to find local from global element fast
|
|
// only for not too big meshes
|
|
// seems ok, as low-order space is treated on one proc
|
|
Array<int,1> * glob2loc_el;
|
|
|
|
glob2loc_el = new Array<int,1> ( neglob );
|
|
(*glob2loc_el) = -1;
|
|
for ( int locel = 1; locel <= mesh.GetNE(); locel++)
|
|
(*glob2loc_el)[GetLoc2Glob_VolEl(locel)] = locel;
|
|
|
|
for ( int sender = 1; sender < ntasks; sender ++ )
|
|
{
|
|
if ( id == sender )
|
|
MyMPI_Bcast (*sendarray, sender-1, MPI_HIGHORDER_COMM);
|
|
|
|
// {
|
|
// for ( int dest = 1; dest < ntasks; dest ++ )
|
|
// if ( dest != id)
|
|
// {
|
|
// MyMPI_Send (*sendarray, dest);
|
|
// }
|
|
// }
|
|
|
|
if ( id != sender )
|
|
{
|
|
// MyMPI_Recv ( *recvarray, sender);
|
|
MyMPI_Bcast (*recvarray, sender-1, MPI_HIGHORDER_COMM);
|
|
// compare received vertices with own ones
|
|
int ii = 0;
|
|
int cntel = 0;
|
|
int volel = 1;
|
|
|
|
while ( ii< recvarray -> Size() )
|
|
{
|
|
|
|
// receive list :
|
|
// distant facenum
|
|
// np
|
|
// ned
|
|
// globalpnums
|
|
// distant pnums
|
|
|
|
// distant edgenums mit globalv1, globalv2
|
|
|
|
int distfa = (*recvarray)[ii++];
|
|
int globfa = (*recvarray)[ii++];
|
|
int globvolel = (*recvarray)[ii++];
|
|
int distnp = (*recvarray)[ii++];
|
|
int distned =(*recvarray)[ii++];
|
|
|
|
if ( id > 0 ) // GetLoc2Glob_VolEl ( volel ) != globvolel )
|
|
volel = (*glob2loc_el)[globvolel]; //Glob2Loc_VolEl ( globvolel );
|
|
else
|
|
volel = globvolel;
|
|
|
|
if ( volel == -1 )
|
|
{
|
|
ii += 2*distnp + 4*distned;
|
|
volel = 1;
|
|
continue;
|
|
}
|
|
|
|
Array<int> faces, edges;
|
|
topology.GetElementFaces( volel, faces);
|
|
topology.GetElementEdges ( volel, edges);
|
|
for ( int fai= 0; fai < faces.Size(); fai++ )
|
|
{
|
|
int fa = faces[fai];
|
|
if ( !IsExchangeFace ( fa ) && sender != 0 ) continue;
|
|
// if ( recvface.Test ( fa-1 ) ) continue;
|
|
|
|
Array<int> pnums, globalpnums;
|
|
//topology.GetFaceEdges ( fa, edges );
|
|
topology.GetFaceVertices ( fa, pnums );
|
|
|
|
|
|
// find exchange faces ...
|
|
// have to be of same type
|
|
if ( pnums.Size () != distnp ) continue;
|
|
|
|
|
|
globalpnums.SetSize ( distnp );
|
|
for ( int i = 0; i < distnp; i++)
|
|
globalpnums[i] = GetLoc2Glob_Vert ( pnums[i] );
|
|
|
|
|
|
|
|
|
|
|
|
// test if 3 vertices match
|
|
bool match = 1;
|
|
for ( int i = 0; i < distnp; i++)
|
|
if ( !globalpnums.Contains ( (*recvarray)[ii+i] ) )
|
|
match = 0;
|
|
|
|
if ( !match ) continue;
|
|
|
|
// recvface.Set(fa-1);
|
|
|
|
SetDistantFaceNum ( sender, fa, distfa );
|
|
|
|
SetDistantFaceNum ( 0, fa, globfa );
|
|
|
|
// find exchange points
|
|
for ( int i = 0; i < distnp; i++)
|
|
{
|
|
int distglobalpnum = (*recvarray)[ii+i];
|
|
for ( int j = 0; j < distnp; j++ )
|
|
if ( globalpnums[j] == distglobalpnum )
|
|
{
|
|
// set sender -- distpnum ---- locpnum
|
|
int distpnum = (*recvarray)[ii + i +distnp];
|
|
SetDistantPNum ( sender, pnums[j], distpnum );
|
|
}
|
|
|
|
}
|
|
|
|
int * distedgenums = new int [distned];
|
|
// find exchange edges
|
|
for ( int i = 0; i < edges.Size(); i++)
|
|
{
|
|
int v1, v2;
|
|
topology . GetEdgeVertices ( edges[i], v1, v2 );
|
|
int dv1 = GetLoc2Glob_Vert ( v1 );
|
|
int dv2 = GetLoc2Glob_Vert ( v2 );
|
|
if ( dv1 > dv2 ) swap ( dv1, dv2 );
|
|
for ( int ed = 0; ed < distned; ed++)
|
|
{
|
|
distedgenums[ed] = (*recvarray)[ii + 2*distnp + 4*ed];
|
|
int globedgenum = (*recvarray)[ii + 2*distnp + 4*ed + 1];
|
|
int ddv1 = (*recvarray)[ii + 2*distnp + 4*ed + 2];
|
|
int ddv2 = (*recvarray)[ii + 2*distnp + 4*ed + 3];
|
|
if ( ddv1 > ddv2 ) swap ( ddv1, ddv2 );
|
|
if ( dv1 == ddv1 && dv2 == ddv2 )
|
|
{
|
|
// set sender -- distednum -- locednum
|
|
SetDistantEdgeNum ( sender, edges[i], distedgenums[ed] );
|
|
SetDistantEdgeNum ( 0, edges[i], globedgenum );
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
delete [] distedgenums;
|
|
|
|
|
|
}
|
|
ii += 2*distnp + 4*distned;
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// set which elements are where for the master processor
|
|
|
|
delete sendarray; delete recvarray;
|
|
if ( id > 0 )
|
|
delete glob2loc_el;
|
|
coarseupdate = 1;
|
|
|
|
}
|
|
|
|
|
|
// send global-local el/face/edge/vert-info to id 0
|
|
|
|
|
|
// nfa = topology . GetNFaces();
|
|
// ned = topology . GetNEdges();
|
|
// np = mesh . GetNP();
|
|
// nv = mesh . GetNV();
|
|
// ne = mesh . GetNE();
|
|
// nseg = mesh.GetNSeg();
|
|
// nsurfel = mesh.GetNSE();
|
|
if ( id != 0 )
|
|
{
|
|
Array<int> * sendarray;
|
|
sendarray = new Array<int> (4);
|
|
|
|
int sendnfa = 0, sendned = 0;
|
|
|
|
(*sendarray)[0] = ne;
|
|
(*sendarray)[1] = nfa;
|
|
(*sendarray)[2] = ned;
|
|
(*sendarray)[3] = np;
|
|
|
|
int ii = 4;
|
|
for ( int el = 1; el <= ne; el++ )
|
|
(*sendarray).Append ( GetLoc2Glob_VolEl (el ) );
|
|
|
|
for ( int fa = 1; fa <= nfa; fa++ )
|
|
{
|
|
if ( !IsExchangeFace (fa) ) continue;
|
|
sendnfa++;
|
|
(*sendarray).Append ( fa );
|
|
(*sendarray).Append ( GetDistantFaceNum (0, fa) );
|
|
}
|
|
|
|
for ( int ed = 1; ed <= ned; ed++ )
|
|
{
|
|
if ( !IsExchangeEdge (ed) ) continue;
|
|
sendned++;
|
|
sendarray->Append ( ed );
|
|
sendarray->Append ( GetDistantEdgeNum(0, ed) );
|
|
}
|
|
|
|
for ( int vnum = 1; vnum <= np; vnum++ )
|
|
sendarray->Append ( GetLoc2Glob_Vert(vnum) );
|
|
|
|
(*sendarray)[1] = sendnfa;
|
|
(*sendarray)[2] = sendned;
|
|
|
|
MyMPI_Send (*sendarray, 0);
|
|
|
|
delete sendarray;
|
|
}
|
|
|
|
else
|
|
{
|
|
Array<int> * recvarray = new Array<int>;
|
|
|
|
for ( int sender = 1; sender < ntasks; sender++ )
|
|
{
|
|
MyMPI_Recv ( *recvarray, sender);
|
|
|
|
int distnel = (*recvarray)[0];
|
|
int distnfa = (*recvarray)[1];
|
|
int distned = (*recvarray)[2];
|
|
int distnp = (*recvarray)[3];
|
|
|
|
int ii = 4;
|
|
|
|
for ( int el = 1; el <= distnel; el++ )
|
|
SetDistantEl ( sender, (*recvarray)[ii++], el );
|
|
|
|
for ( int fa = 1; fa <= distnfa; fa++ )
|
|
{
|
|
int distfa = (*recvarray)[ii++];
|
|
SetDistantFaceNum ( sender, (*recvarray)[ii++], distfa );
|
|
}
|
|
for ( int ed = 1; ed <= distned; ed++ )
|
|
{
|
|
int disted = (*recvarray)[ii++];
|
|
SetDistantEdgeNum ( sender, (*recvarray)[ii++], disted );
|
|
}
|
|
for ( int vnum = 1; vnum <= distnp; vnum++ )
|
|
SetDistantPNum ( sender, (*recvarray)[ii++], vnum );
|
|
}
|
|
|
|
delete recvarray;
|
|
}
|
|
#ifdef SCALASCA
|
|
#pragma pomp inst end(updatecoarsegrid)
|
|
#endif
|
|
}
|
|
|
|
|
|
|
|
void ParallelMeshTopology :: UpdateTopology ()
|
|
{
|
|
// loop over parallel faces and edges, find new local face/edge number,
|
|
|
|
const MeshTopology & topology = mesh.GetTopology();
|
|
int nfa = topology.GetNFaces();
|
|
int ned = topology.GetNEdges();
|
|
|
|
isghostedge.SetSize(ned);
|
|
isghostface.SetSize(nfa);
|
|
isghostedge.Clear();
|
|
isghostface.Clear();
|
|
|
|
for ( int ed = 1; ed <= ned; ed++)
|
|
{
|
|
int v1, v2;
|
|
topology.GetEdgeVertices ( ed, v1, v2 );
|
|
if ( IsGhostVert(v1) || IsGhostVert(v2) )
|
|
SetGhostEdge ( ed );
|
|
}
|
|
|
|
|
|
Array<int> pnums;
|
|
for ( int fa = 1; fa <= nfa; fa++)
|
|
{
|
|
topology.GetFaceVertices ( fa, pnums );
|
|
for ( int i = 0; i < pnums.Size(); i++)
|
|
if ( IsGhostVert( pnums[i] ) )
|
|
{
|
|
SetGhostFace ( fa );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void ParallelMeshTopology :: UpdateExchangeElements()
|
|
{
|
|
(*testout) << "UPDATE EXCHANGE ELEMENTS " << endl;
|
|
const MeshTopology & topology = mesh.GetTopology();
|
|
|
|
isexchangeedge->SetSize ( (ntasks+1) * topology.GetNEdges() );
|
|
isexchangeface->SetSize ( (ntasks+1) * topology.GetNFaces() );
|
|
|
|
isexchangeedge->Clear();
|
|
isexchangeface->Clear();
|
|
|
|
for ( int eli = 1; eli <= mesh.GetNE(); eli++)
|
|
{
|
|
if ( ! IsExchangeElement ( eli ) ) continue;
|
|
const Element & el = mesh.VolumeElement(eli);
|
|
Array<int> faces, edges;
|
|
int np = el.NP();
|
|
|
|
topology.GetElementEdges ( eli, edges );
|
|
topology.GetElementFaces ( eli, faces );
|
|
for ( int i = 0; i < edges.Size(); i++)
|
|
{
|
|
SetExchangeEdge ( edges[i] );
|
|
}
|
|
for ( int i = 0; i < faces.Size(); i++)
|
|
{
|
|
SetExchangeFace ( faces[i] );
|
|
}
|
|
for ( int i = 0; i < np; i++)
|
|
{
|
|
SetExchangeVert ( el[i] );
|
|
}
|
|
}
|
|
|
|
if ( id == 0 ) return;
|
|
|
|
|
|
|
|
Array<int> ** elementonproc, ** recvelonproc;
|
|
elementonproc = new Array<int>*[ntasks];
|
|
recvelonproc = new Array<int>*[ntasks];
|
|
|
|
for ( int i = 1; i < ntasks; i++ )
|
|
{
|
|
elementonproc[i] = new Array<int>(0);
|
|
recvelonproc[i] = new Array<int>(0);
|
|
}
|
|
|
|
|
|
for ( int eli = 1; eli <= mesh.GetNE(); eli++ )
|
|
{
|
|
if ( !IsExchangeElement(eli) ) continue;
|
|
for ( int i = 1; i < ntasks; i++ )
|
|
if ( GetDistantElNum(i, eli) != -1 && i != id )
|
|
{
|
|
elementonproc[i] -> Append(eli);
|
|
elementonproc[i] -> Append(GetDistantElNum(i, eli));
|
|
}
|
|
|
|
}
|
|
|
|
for ( int sender = 1; sender < ntasks; sender ++ )
|
|
{
|
|
if ( id == sender )
|
|
for ( int dest = 1; dest < ntasks; dest ++ )
|
|
if ( dest != id)
|
|
{
|
|
MyMPI_Send ( *(elementonproc[dest]), dest);
|
|
elementonproc[dest] -> SetSize(0);
|
|
}
|
|
|
|
|
|
if ( id != sender )
|
|
{
|
|
MyMPI_Recv (*( recvelonproc[sender]), sender);
|
|
}
|
|
}
|
|
|
|
|
|
int ii = 0;
|
|
for ( int sender = 1; sender < ntasks; sender++ )
|
|
{
|
|
if ( sender == id ) continue;
|
|
|
|
ii = 0;
|
|
while ( recvelonproc[sender]->Size() > ii )
|
|
{
|
|
int distelnum = (*recvelonproc[sender])[ii++];
|
|
int locelnum = (*recvelonproc[sender])[ii++];
|
|
SetDistantEl ( sender, locelnum, distelnum);
|
|
}
|
|
recvelonproc[sender]->SetSize(0);
|
|
}
|
|
|
|
|
|
BitArray procs(ntasks);
|
|
procs.Clear();
|
|
for ( int eli = 1; eli <= mesh.GetNE(); eli++)
|
|
{
|
|
if ( IsGhostEl(eli) ) continue;
|
|
if ( !IsExchangeElement(eli) ) continue;
|
|
|
|
procs.Clear();
|
|
int sumprocs = 0;
|
|
for ( int i = 1; i < ntasks; i++ )
|
|
if ( GetDistantElNum(i, eli) != -1 && i != id )
|
|
{
|
|
procs.Set(i);
|
|
sumprocs++;
|
|
}
|
|
|
|
for ( int dest = 1; dest < ntasks; dest++)
|
|
{
|
|
if ( !procs.Test(dest) ) continue;
|
|
elementonproc[dest]->Append(GetDistantElNum(dest, eli));
|
|
elementonproc[dest]->Append(sumprocs);
|
|
for ( int i = 1; i < ntasks; i++ )
|
|
if ( procs.Test(i) )
|
|
{
|
|
elementonproc[dest]->Append(i);
|
|
elementonproc[dest]->Append(GetDistantElNum(i, eli));
|
|
}
|
|
}
|
|
}
|
|
|
|
for ( int sender = 1; sender < ntasks; sender ++ )
|
|
{
|
|
if ( id == sender )
|
|
for ( int dest = 1; dest < ntasks; dest ++ )
|
|
if ( dest != id)
|
|
{
|
|
MyMPI_Send ( *(elementonproc[dest]), dest);
|
|
delete elementonproc[dest];
|
|
}
|
|
|
|
|
|
if ( id != sender )
|
|
{
|
|
MyMPI_Recv (*( recvelonproc[sender]), sender);
|
|
}
|
|
}
|
|
|
|
for ( int sender = 1; sender < ntasks; sender++ )
|
|
{
|
|
if ( sender == id ) continue;
|
|
ii = 0;
|
|
while ( recvelonproc[sender]->Size() > ii )
|
|
{
|
|
int locelnum = (*recvelonproc[sender])[ii++];
|
|
int nprocs = (*recvelonproc[sender])[ii++];
|
|
for ( int iproc = 0; iproc < nprocs; iproc++)
|
|
{
|
|
int proc = (*recvelonproc[sender])[ii++];
|
|
int distelnum = (*recvelonproc[sender])[ii++];
|
|
if ( id == proc ) continue;
|
|
SetExchangeElement (locelnum, proc);
|
|
SetDistantEl( proc, locelnum, distelnum );
|
|
}
|
|
}
|
|
delete recvelonproc[sender];
|
|
}
|
|
|
|
delete [] elementonproc;
|
|
delete [] recvelonproc;
|
|
}
|
|
|
|
|
|
|
|
|
|
void ParallelMeshTopology :: SetNV ( const int anv )
|
|
{
|
|
*testout << "called setnv" << endl
|
|
<< "old size: " << loc2distvert.Size() << endl
|
|
<< "new size: " << anv << endl;
|
|
|
|
loc2distvert.ChangeSize (anv);
|
|
for (int i = 1; i <= anv; i++)
|
|
if (loc2distvert.EntrySize(i) == 0)
|
|
loc2distvert.Add (i, -1); // will be the global nr
|
|
|
|
BitArray * isexchangevert2 = new BitArray( (ntasks+1) * anv );
|
|
isexchangevert2->Clear();
|
|
if ( isexchangevert )
|
|
{
|
|
for ( int i = 0; i < min2( isexchangevert->Size(), isexchangevert2->Size() ); i++ )
|
|
if ( isexchangevert->Test(i) ) isexchangevert2->Set(i);
|
|
delete isexchangevert;
|
|
}
|
|
|
|
isexchangevert = isexchangevert2;
|
|
nv = anv;
|
|
|
|
}
|
|
|
|
void ParallelMeshTopology :: SetNE ( const int ane )
|
|
{
|
|
loc2distel.ChangeSize (ane);
|
|
for (int i = 0; i < ane; i++)
|
|
{
|
|
if (loc2distel[i].Size() == 0)
|
|
loc2distel.Add (i, -1); // will be the global nr
|
|
}
|
|
BitArray * isexchangeel2 = new BitArray ( (ntasks+1) * ane );
|
|
isexchangeel2->Clear();
|
|
if ( isexchangeel )
|
|
{
|
|
for ( int i = 0; i < min2(isexchangeel->Size(), isexchangeel2->Size() ) ; i++ )
|
|
if ( isexchangeel->Test(i) ) isexchangeel2->Set(i);
|
|
delete isexchangeel;
|
|
}
|
|
|
|
ne = ane;
|
|
isexchangeel = isexchangeel2;
|
|
|
|
}
|
|
|
|
void ParallelMeshTopology :: SetNSE ( int anse )
|
|
{
|
|
loc2distsurfel.ChangeSize (anse);
|
|
for (int i = 0; i < anse; i++)
|
|
if (loc2distsurfel[i].Size() == 0)
|
|
loc2distsurfel.Add (i, -1); // will be the global nr
|
|
|
|
nsurfel = anse;
|
|
}
|
|
|
|
void ParallelMeshTopology :: SetNSegm ( int anseg )
|
|
{
|
|
loc2distsegm.ChangeSize (anseg);
|
|
for (int i = 0; i < anseg; i++)
|
|
if (loc2distsegm[i].Size() == 0)
|
|
loc2distsegm.Add (i, -1); // will be the global nr
|
|
|
|
nseg = anseg;
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#endif
|