parallel tuning

This commit is contained in:
Joachim Schoeberl 2012-06-21 14:19:25 +00:00
parent 094f52ee3c
commit fc81f592f5
10 changed files with 320 additions and 940 deletions

View File

@ -938,55 +938,51 @@ void Ng_GetSurfaceElementNeighbouringDomains(const int selnr, int & in, int & ou
int NgPar_GetDistantNodeNums ( int nodetype, int locnum, int * distnums )
{
int size = NgPar_GetNDistantNodeNums (nodetype, locnum);
locnum++;
switch ( nodetype )
{
case 0:
mesh->GetParallelTopology().GetDistantPNums( locnum+1, distnums );
mesh->GetParallelTopology().GetDistantPNums( locnum, distnums );
break;
case 1:
mesh->GetParallelTopology().GetDistantEdgeNums( locnum+1, distnums );
mesh->GetParallelTopology().GetDistantEdgeNums( locnum, distnums );
break;
case 2:
mesh->GetParallelTopology().GetDistantFaceNums( locnum+1, distnums );
mesh->GetParallelTopology().GetDistantFaceNums( locnum, distnums );
break;
case 3:
mesh->GetParallelTopology().GetDistantElNums( locnum+1, distnums );
// mesh->GetParallelTopology().GetDistantElNums( locnum, distnums );
break;
default:
cerr << "NgPar_GetDistantNodeNums() Unknown nodetype " << nodetype << endl;
size = -1;
}
// 0 - based
for ( int i = 0; i < size; i++ )
distnums[2*i+1]--;
return size;
}
int NgPar_GetNDistantNodeNums ( int nodetype, int locnum )
{
locnum++;
switch ( nodetype )
{
case 0:
return mesh->GetParallelTopology().GetNDistantPNums( locnum+1 );
case 1:
return mesh->GetParallelTopology().GetNDistantEdgeNums( locnum+1 );
case 2:
return mesh->GetParallelTopology().GetNDistantFaceNums( locnum+1 );
case 3:
return mesh->GetParallelTopology().GetNDistantElNums( locnum+1 );
case 0: return mesh->GetParallelTopology().GetNDistantPNums (locnum);
case 1: return mesh->GetParallelTopology().GetNDistantEdgeNums (locnum);
case 2: return mesh->GetParallelTopology().GetNDistantFaceNums(locnum );
case 3: return 0;
}
return -1;
}
int NgPar_GetGlobalNodeNum (int nodetype, int locnum)
{
locnum++;
switch (nodetype)
{
case 0: return mesh->GetParallelTopology().GetGlobalPNum (locnum+1)-1;
case 1: return mesh->GetParallelTopology().GetGlobalEdgeNum (locnum+1)-1;
case 2: return mesh->GetParallelTopology().GetGlobalFaceNum (locnum+1)-1;
case 3: return mesh->GetParallelTopology().GetGlobalElNum (locnum+1)-1;
case 0: return mesh->GetParallelTopology().GetGlobalPNum (locnum)-1;
case 1: return mesh->GetParallelTopology().GetGlobalEdgeNum (locnum)-1;
case 2: return mesh->GetParallelTopology().GetGlobalFaceNum (locnum)-1;
case 3: return mesh->GetParallelTopology().GetGlobalElNum (locnum)-1;
}
return -1;
}

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@ -157,10 +157,6 @@ namespace netgen
PointIndex pi = points.Size() + PointIndex::BASE;
points.Append ( MeshPoint (p, layer, INNERPOINT) );
#ifdef PARALLEL
points.Last().SetGhost(0);
#endif
lock.UnLock();
return pi;
@ -176,10 +172,6 @@ namespace netgen
PointIndex pi = points.Size() + PointIndex::BASE;
points.Append ( MeshPoint (p, layer, type) );
#ifdef PARALLEL
points.Last().SetGhost(0);
#endif
lock.UnLock();
return pi;
@ -197,8 +189,6 @@ namespace netgen
PointIndex pi = points.Size() + PointIndex::BASE;
points.Append ( MeshPoint (p, layer, INNERPOINT) );
points.Last().SetGhost(isghost);
lock.UnLock();
return pi;
@ -214,8 +204,6 @@ namespace netgen
PointIndex pi = points.Size() + PointIndex::BASE;
points.Append ( MeshPoint (p, layer, type) );
points.Last().SetGhost(isghost);
lock.UnLock();
return pi;
@ -313,10 +301,6 @@ namespace netgen
surfelements.Last().next = facedecoding[el.index-1].firstelement;
facedecoding[el.index-1].firstelement = si;
#ifdef PARALLEL
surfelements.Last().SetGhost ( el.IsGhost() );
#endif
lock.UnLock();
return si;
}
@ -355,10 +339,6 @@ namespace netgen
volelements.Append (el);
volelements.Last().flags.illegal_valid = 0;
#ifdef PARALLEL
volelements.Last().SetGhost ( el.IsGhost() );
#endif
// while (volelements.Size() > eltyps.Size())
// eltyps.Append (FREEELEMENT);
@ -1209,23 +1189,23 @@ namespace netgen
strcpy (str, "");
}
CalcSurfacesOfNode ();
// BuildConnectedNodes ();
topology -> Update();
clusters -> Update();
#ifdef PARALLEL
if ( ntasks > 1 ) Distribute ();
#endif
SetNextMajorTimeStamp();
// PrintMemInfo (cout);
#ifdef PARALLEL
if ( ntasks > 1 )
{
// for parallel processing
Distribute ();
return;
}
#endif
}

View File

@ -172,9 +172,6 @@ namespace netgen
orderx = ordery = 1;
refflag = 1;
strongrefflag = false;
#ifdef PARALLEL
isghost = 0;
#endif
}
@ -200,9 +197,6 @@ namespace netgen
orderx = ordery = 1;
refflag = 1;
strongrefflag = false;
#ifdef PARALLEL
isghost = 0;
#endif
}
Element2d :: Element2d (ELEMENT_TYPE atyp)
@ -222,10 +216,6 @@ namespace netgen
orderx = ordery = 1;
refflag = 1;
strongrefflag = false;
#ifdef PARALLEL
isghost = 0;
#endif
}
@ -250,11 +240,6 @@ namespace netgen
deleted = 0;
visible = 1;
orderx = ordery = 1;
#ifdef PARALLEL
isghost = 0;
#endif
}
Element2d :: Element2d (int pi1, int pi2, int pi3, int pi4)
@ -278,10 +263,6 @@ namespace netgen
deleted = 0;
visible = 1;
orderx = ordery = 1;
#ifdef PARALLEL
isghost = 0;
#endif
}
@ -966,7 +947,6 @@ namespace netgen
#ifdef PARALLEL
partitionNumber = -1;
isghost = 0;
#endif
}
@ -1000,10 +980,6 @@ namespace netgen
default: cerr << "Element::Element: unknown element with " << np << " points" << endl;
}
orderx = ordery = orderz = 1;
#ifdef PARALLEL
isghost = 0;
#endif
}
void Element :: SetOrder (const int aorder)
@ -1041,10 +1017,6 @@ namespace netgen
flags.deleted = 0;
flags.fixed = 0;
orderx = ordery = orderz = 1;
#ifdef PARALLEL
isghost = 0;
#endif
}

View File

@ -232,25 +232,16 @@ namespace netgen
double singular; // singular factor for hp-refinement
POINTTYPE type;
#ifdef PARALLEL
bool isghost;
#endif
public:
MeshPoint ()
{
#ifdef PARALLEL
isghost = 0;
#endif
;
}
MeshPoint (const Point<3> & ap, int alayer = 1, POINTTYPE apt = INNERPOINT)
: Point<3> (ap), layer(alayer), singular(0.),type(apt)
{
#ifdef PARALLEL
isghost = 0;
#endif
;
}
@ -259,9 +250,6 @@ namespace netgen
Point<3>::operator= (ap);
layer = 0;
singular = 0;
#ifdef PARALLEL
isghost = 0;
#endif
}
int GetLayer() const { return layer; }
@ -274,9 +262,6 @@ namespace netgen
bool IsSingular() const { return (singular != 0.0); }
#ifdef PARALLEL
bool IsGhost () const { return isghost; }
void SetGhost ( bool aisghost ) { isghost = aisghost; }
static MPI_Datatype MyGetMPIType ( );
#endif
@ -325,7 +310,6 @@ namespace netgen
unsigned int ordery:6;
#ifdef PARALLEL
bool isghost;
int partitionNumber;
#endif
@ -506,15 +490,8 @@ namespace netgen
int hp_elnr;
#ifdef PARALLEL
bool IsGhost () const { return isghost; }
void SetGhost ( bool aisghost ) { isghost = aisghost; }
// by JS, only for 2D meshes ????
int GetPartition () const { return partitionNumber; }
void SetPartition (int nr) { partitionNumber = nr; };
#else
bool IsGhost () const { return false; }
#endif
};
@ -583,7 +560,7 @@ namespace netgen
#ifdef PARALLEL
/// number of partition for parallel computation
int partitionNumber;
bool isghost;
#endif
public:
@ -778,11 +755,7 @@ namespace netgen
#ifdef PARALLEL
int GetPartition () const { return partitionNumber; }
void SetPartition (int nr) { partitionNumber = nr; };
bool IsGhost () const { return isghost; }
void SetGhost ( const bool aisghost ) { isghost = aisghost; }
#else
bool IsGhost () const { return false; }
int GetPartition () const { return 0; }
#endif

View File

@ -29,7 +29,7 @@ namespace netgen
{
template <>
inline MPI_Datatype MyGetMPIType<netgen::PointIndex> ( )
inline MPI_Datatype MyGetMPIType<PointIndex> ( )
{ return MPI_INT; }
@ -50,7 +50,7 @@ namespace netgen
paralleltop -> SetNE (GetNE());
paralleltop -> SetNSegm (GetNSeg());
paralleltop -> SetNSE (GetNSE());
nelglob = GetNE();
nseglob = GetNSE();
nvglob = GetNV();
@ -60,17 +60,13 @@ namespace netgen
MyMPI_Bcast (nelglob);
MyMPI_Bcast (nseglob);
MyMPI_Bcast (nvglob);
if (id > 0)
{
paralleltop -> SetNEGlob (nelglob);
paralleltop -> SetNSEGlob (nseglob);
paralleltop -> SetNVGlob (nvglob);
}
}
{
// distribute number of local elements
if (id == 0)
@ -97,6 +93,10 @@ namespace netgen
SendMesh ();
else
ReceiveParallelMesh();
paralleltop -> UpdateCoarseGrid();
}
@ -165,11 +165,11 @@ namespace netgen
num_verts_on_proc[dest]++;
num_procs_on_vert[epi]++;
paralleltop -> SetDistantPNum ( dest, epi, num_verts_on_proc[dest]);
paralleltop -> SetDistantPNum (dest, epi); // , num_verts_on_proc[dest]);
}
}
nelloc[dest] ++;
paralleltop -> SetDistantEl ( dest, els[hi]+1, nelloc[dest] );
// paralleltop -> SetDistantEl ( dest, els[hi]+1, nelloc[dest] );
}
@ -188,11 +188,11 @@ namespace netgen
num_verts_on_proc[dest]++;
num_procs_on_vert[epi]++;
paralleltop -> SetDistantPNum ( dest, epi, num_verts_on_proc[dest]);
paralleltop -> SetDistantPNum ( dest, epi); // num_verts_on_proc[dest]);
}
}
nselloc[dest] ++;
paralleltop -> SetDistantSurfEl ( dest, sels[hi]+1, nselloc[dest] );
// paralleltop -> SetDistantSurfEl ( dest, sels[hi]+1, nselloc[dest] );
}
}
@ -445,7 +445,7 @@ namespace netgen
segmbuf.Add (dest, seg.singedge_left);
segi[dest] += 14;
}
paralleltop -> SetDistantSegm ( dest, ls, int ( segi[dest] / 14 ) );
// paralleltop -> SetDistantSegm ( dest, ls, int ( segi[dest] / 14 ) );
}
}
}
@ -508,7 +508,7 @@ namespace netgen
for (int hi = 0; hi < dist_pnums.Size(); hi += 3)
paralleltop ->
SetDistantPNum (dist_pnums[hi+1], dist_pnums[hi], dist_pnums[hi+2]);
SetDistantPNum (dist_pnums[hi+1], dist_pnums[hi]); // , dist_pnums[hi+2]);
NgProfiler::StopTimer (timer_pts);
*testout << "got " << numvert << " vertices" << endl;
@ -574,8 +574,6 @@ namespace netgen
tri.GeomInfoPi(j).trignum = selbuf[ii++];
}
tri.SetGhost(isghost);
paralleltop->SetLoc2Glob_SurfEl ( sel+1, globsel );
AddSurfaceElement (tri);
sel ++;
@ -645,9 +643,10 @@ namespace netgen
topology -> Update();
clusters -> Update();
// paralleltop -> UpdateCoarseGrid();
SetNextMajorTimeStamp();
// paralleltop->Print();
}
@ -676,7 +675,7 @@ namespace netgen
MyMPI_SendCmd ("mesh");
SendRecvMesh ();
paralleltop -> UpdateCoarseGrid();
// paralleltop -> UpdateCoarseGrid();
// paralleltop -> Print();
}
@ -719,8 +718,8 @@ namespace netgen
bool uniform_els = true;
ELEMENT_TYPE elementtype = TET;
for ( int el = 1; el <= GetNE(); el++ )
if ( VolumeElement(el).GetType() != elementtype )
for (int el = 1; el <= GetNE(); el++)
if (VolumeElement(el).GetType() != elementtype)
{
uniform_els = false;
break;
@ -745,72 +744,69 @@ namespace netgen
etype = 3;
for (int i=1; i<=ne; i++)
for (int j=1; j<=npe; j++)
elmnts[(i-1)*npe+(j-1)] = VolumeElement(i).PNum(j)-1;
int numflag = 0;
int nparts = ntasks-1;
int ncommon = 3;
int edgecut;
Array<idxtype> epart(ne), npart(nn);
// if ( ntasks == 1 )
// {
// (*this) = *mastermesh;
// nparts = 4;
// metis :: METIS_PartMeshDual (&ne, &nn, elmnts, &etype, &numflag, &nparts,
// &edgecut, epart, npart);
// cout << "done" << endl;
for (int i=1; i<=ne; i++)
for (int j=1; j<=npe; j++)
elmnts[(i-1)*npe+(j-1)] = VolumeElement(i).PNum(j)-1;
// cout << "edge-cut: " << edgecut << ", balance: " << metis :: ComputeElementBalance(ne, nparts, epart) << endl;
int numflag = 0;
int nparts = ntasks-1;
int ncommon = 3;
int edgecut;
Array<idxtype> epart(ne), npart(nn);
// for (int i=1; i<=ne; i++)
// {
// mastermesh->VolumeElement(i).SetPartition(epart[i-1]);
// }
// if ( ntasks == 1 )
// {
// (*this) = *mastermesh;
// nparts = 4;
// metis :: METIS_PartMeshDual (&ne, &nn, elmnts, &etype, &numflag, &nparts,
// &edgecut, epart, npart);
// cout << "done" << endl;
// cout << "edge-cut: " << edgecut << ", balance: " << metis :: ComputeElementBalance(ne, nparts, epart) << endl;
// for (int i=1; i<=ne; i++)
// {
// mastermesh->VolumeElement(i).SetPartition(epart[i-1]);
// }
// return;
// }
int timermetis = NgProfiler::CreateTimer ("Metis itself");
NgProfiler::StartTimer (timermetis);
// return;
// }
int timermetis = NgProfiler::CreateTimer ("Metis itself");
NgProfiler::StartTimer (timermetis);
#ifdef METIS4
cout << "call metis ... " << flush;
METIS_PartMeshDual (&ne, &nn, &elmnts[0], &etype, &numflag, &nparts,
&edgecut, &epart[0], &npart[0]);
cout << "call metis(4)_PartMeshDual ... " << flush;
METIS_PartMeshDual (&ne, &nn, &elmnts[0], &etype, &numflag, &nparts,
&edgecut, &epart[0], &npart[0]);
#else
cout << "call metis-5 ... " << endl;
idx_t options[METIS_NOPTIONS];
Array<idx_t> eptr(ne+1);
for (int j = 0; j < ne+1; j++)
eptr[j] = 4*j;
METIS_PartMeshDual (&ne, &nn, &eptr[0], &elmnts[0], NULL, NULL, &ncommon, &nparts,
NULL, NULL,
&edgecut, &epart[0], &npart[0]);
cout << "call metis(5)_PartMeshDual ... " << endl;
idx_t options[METIS_NOPTIONS];
Array<idx_t> eptr(ne+1);
for (int j = 0; j < ne+1; j++)
eptr[j] = 4*j;
METIS_PartMeshDual (&ne, &nn, &eptr[0], &elmnts[0], NULL, NULL, &ncommon, &nparts,
NULL, NULL,
&edgecut, &epart[0], &npart[0]);
#endif
NgProfiler::StopTimer (timermetis);
cout << "complete" << endl;
NgProfiler::StopTimer (timermetis);
cout << "complete" << endl;
#ifdef METIS4
cout << "edge-cut: " << edgecut << ", balance: "
<< ComputeElementBalance(ne, nparts, &epart[0]) << endl;
cout << "edge-cut: " << edgecut << ", balance: "
<< ComputeElementBalance(ne, nparts, &epart[0]) << endl;
#endif
// partition numbering by metis : 0 ... ntasks - 1
// we want: 1 ... ntasks
for (int i=1; i<=ne; i++)
VolumeElement(i).SetPartition(epart[i-1] + 1);
// partition numbering by metis : 0 ... ntasks - 1
// we want: 1 ... ntasks
for (int i=1; i<=ne; i++)
VolumeElement(i).SetPartition(epart[i-1] + 1);
}
for (int sei = 1; sei <= GetNSE(); sei++ )
{
@ -905,7 +901,6 @@ namespace netgen
Element & volel = VolumeElement(el);
nodesinpart = 0;
// VolumeElement(el).SetPartition(part[ volel[1] ] + 1);
int el_np = volel.GetNP();
int partition = 0;
@ -917,16 +912,8 @@ namespace netgen
partition = i;
volel.SetPartition(partition);
}
/*
for ( int i=1; i<=ne; i++)
{
neloc[ VolumeElement(i).GetPartition() ] ++;
}
*/
delete [] xadj;
delete [] part;
delete [] adjacency;

View File

@ -8,39 +8,12 @@
namespace netgen
{
void ParallelMeshTopology :: Reset ()
ParallelMeshTopology :: ParallelMeshTopology (const Mesh & amesh)
: mesh(amesh)
{
*testout << "ParallelMeshTopology::Reset" << endl;
if ( ntasks == 1 ) return;
int nvold = nv;
ne = mesh.GetNE();
nv = mesh.GetNV();
nseg = mesh.GetNSeg();
nsurfel = mesh.GetNSE();
ned = mesh.GetTopology().GetNEdges();
nfa = mesh.GetTopology().GetNFaces();
loc2distedge.ChangeSize (ned);
for (int i = 0; i < ned; i++)
if (loc2distedge[i].Size() == 0)
loc2distedge.Add (i, -1); // will be the global nr
loc2distface.ChangeSize (nfa);
for (int i = 0; i < nfa; i++)
if (loc2distface[i].Size() == 0)
loc2distface.Add (i, -1); // will be the global nr
if ( nvold == nv ) return;
SetNV(nv);
SetNE(ne);
is_updated = false;
}
ParallelMeshTopology :: ~ParallelMeshTopology ()
{
@ -48,323 +21,88 @@ namespace netgen
}
ParallelMeshTopology :: ParallelMeshTopology ( const netgen::Mesh & amesh )
: mesh(amesh)
void ParallelMeshTopology :: Reset ()
{
ned = 0;
nfa = 0;
nv = 0;
ne = 0;
np = 0;
nseg = 0;
nsurfel = 0;
neglob = 0;
nvglob = 0;
*testout << "ParallelMeshTopology::Reset" << endl;
if ( ntasks == 1 ) return;
nparel = 0;
int ned = mesh.GetTopology().GetNEdges();
int nfa = mesh.GetTopology().GetNFaces();
coarseupdate = 0;
if (glob_edge.Size() != ned)
{
glob_edge.SetSize(ned);
glob_face.SetSize(nfa);
glob_edge = -1;
glob_face = -1;
loc2distedge.ChangeSize (ned);
loc2distface.ChangeSize (nfa);
}
if (glob_vert.Size() != mesh.GetNV())
{
SetNV(mesh.GetNV());
SetNE(mesh.GetNE());
}
}
void ParallelMeshTopology :: Print() const
{
/*
(*testout) << endl << "TOPOLOGY FOR PARALLEL MESHES" << endl << endl;
for ( int i = 1; i <= nv; i++ )
if ( IsExchangeVert (i) )
{
(*testout) << "exchange point " << i << ": global " << GetLoc2Glob_Vert(i) << endl;
for ( int dest = 0; dest < ntasks; dest ++)
if ( dest != id )
if ( GetDistantPNum( dest, i ) > 0 )
(*testout) << " p" << dest << ": " << GetDistantPNum ( dest, i ) << endl;
}
for ( int i = 1; i <= ned; i++ )
if ( IsExchangeEdge ( i ) )
{
int v1, v2;
mesh . GetTopology().GetEdgeVertices(i, v1, v2);
(*testout) << "exchange edge " << i << ": global vertices " << GetLoc2Glob_Vert(v1) << " "
<< GetLoc2Glob_Vert(v2) << endl;
for ( int dest = 0; dest < ntasks; dest++)
if ( GetDistantEdgeNum ( dest, i ) > 0 )
if ( dest != id )
(*testout) << " p" << dest << ": " << GetDistantEdgeNum ( dest, i ) << endl;
}
for ( int i = 1; i <= nfa; i++ )
if ( IsExchangeFace(i) )
{
Array<int> facevert;
mesh . GetTopology().GetFaceVertices(i, facevert);
(*testout) << "exchange face " << i << ": global vertices " ;
for ( int fi=0; fi < facevert.Size(); fi++)
(*testout) << GetLoc2Glob_Vert(facevert[fi]) << " ";
(*testout) << endl;
for ( int dest = 0; dest < ntasks; dest++)
if ( dest != id )
{
if ( GetDistantFaceNum ( dest, i ) >= 0 )
(*testout) << " p" << dest << ": " << GetDistantFaceNum ( dest, i ) << endl;
}
}
*/
/*
for ( int i = 1; i < mesh.GetNE(); i++)
{
if ( !IsExchangeElement(i) ) continue;
Array<int> vert;
const Element & el = mesh.VolumeElement(i);
(*testout) << "parallel local element " << i << endl;
(*testout) << "vertices " ;
for ( int j = 0; j < el.GetNV(); j++)
(*testout) << el.PNum(j+1) << " ";
(*testout) << "is ghost " << IsGhostEl(i) << endl;
(*testout) << endl;
}
*/
;
}
// gibt anzahl an distant pnums zurueck
// * pnums entspricht Array<int[2] >
void ParallelMeshTopology :: GetDistantPNums ( int locpnum, int * distpnums ) const
void ParallelMeshTopology :: SetDistantFaceNum (int dest, int locnum)
{
distpnums[0] = 0;
distpnums[1] = loc2distvert[locpnum][0];
for ( int i = 1; i < loc2distvert[locpnum].Size(); i++ )
distpnums[i+1] = loc2distvert[locpnum][i];
// int size = loc2distvert[locpnum].Size() / 2 + 1;
// return size;
}
void ParallelMeshTopology :: GetDistantFaceNums ( int locfacenum, int * distfacenums ) const
{
distfacenums[0] = 0;
distfacenums[1] = loc2distface[locfacenum-1][0];
for ( int i = 1; i < loc2distface[locfacenum-1].Size(); i++ )
distfacenums[i+1] = loc2distface[locfacenum-1][i];
// int size = loc2distface[locfacenum-1].Size() / 2 + 1;
// return size;
}
void ParallelMeshTopology :: GetDistantEdgeNums ( int locedgenum, int * distedgenums ) const
{
distedgenums[0] = 0;
distedgenums[1] = loc2distedge[locedgenum-1][0];
for ( int i = 1; i < loc2distedge[locedgenum-1].Size(); i++ )
distedgenums[i+1] = loc2distedge[locedgenum-1][i];
// int size = loc2distedge[locedgenum-1].Size() / 2 + 1;
// return size;
}
void ParallelMeshTopology :: GetDistantElNums ( int locelnum, int * distelnums ) const
{
distelnums[0] = 0;
distelnums[1] = loc2distel[locelnum-1][0];
for ( int i = 1; i < loc2distel[locelnum-1].Size(); i++ )
distelnums[i+1] = loc2distel[locelnum-1][i];
// int size = loc2distel[locelnum-1].Size() / 2 + 1;
// return size;
}
void ParallelMeshTopology :: SetDistantFaceNum ( int dest, int locnum, int distnum )
{
if ( dest == 0 )
{
loc2distface[locnum-1][0] = distnum;
return;
}
for ( int i = 1; i < loc2distface[locnum-1].Size(); i+=2 )
for ( int i = 0; i < loc2distface[locnum-1].Size(); i+=1 )
if ( loc2distface[locnum-1][i] == dest )
{
loc2distface[locnum-1][i+1] = distnum;
return;
}
return;
loc2distface.Add(locnum-1, dest);
loc2distface.Add(locnum-1, distnum);
}
void ParallelMeshTopology :: SetDistantPNum ( int dest, int locnum, int distnum )
void ParallelMeshTopology :: SetDistantPNum (int dest, int locnum)
{
if ( dest == 0 )
{
loc2distvert[locnum][0] = distnum; // HERE
for ( int i = 0; i < loc2distvert[locnum-1].Size(); i+=1 )
if ( loc2distvert[locnum-1][i] == dest )
return;
}
for ( int i = 1; i < loc2distvert[locnum].Size(); i+=2 )
if ( loc2distvert[locnum][i] == dest )
{
loc2distvert[locnum][i+1] = distnum;
return;
}
loc2distvert.Add (locnum, dest);
loc2distvert.Add (locnum, distnum);
loc2distvert.Add (locnum-1, dest);
}
void ParallelMeshTopology :: SetDistantEdgeNum ( int dest, int locnum, int distnum )
void ParallelMeshTopology :: SetDistantEdgeNum (int dest, int locnum)
{
if ( dest == 0 )
{
loc2distedge[locnum-1][0] = distnum;
return;
}
for ( int i = 1; i < loc2distedge[locnum-1].Size(); i+=2 )
for ( int i = 0; i < loc2distedge[locnum-1].Size(); i+=1 )
if ( loc2distedge[locnum-1][i] == dest )
{
loc2distedge[locnum-1][i+1] = distnum;
return;
}
return;
loc2distedge.Add (locnum-1, dest);
loc2distedge.Add (locnum-1, distnum);
}
void ParallelMeshTopology :: SetDistantEl ( int dest, int locnum, int distnum )
{
if ( dest == 0 )
{
loc2distel[locnum-1][0] = distnum;
return;
}
for ( int i = 1; i < loc2distel[locnum-1].Size(); i+=2 )
if ( loc2distel[locnum-1][i] == dest )
{
loc2distel[locnum-1][i+1] = distnum;
return;
}
loc2distel.Add (locnum-1, dest);
loc2distel.Add (locnum-1, distnum);
}
void ParallelMeshTopology :: SetDistantSurfEl ( int dest, int locnum, int distnum )
{
if ( dest == 0 )
{
loc2distsurfel[locnum-1][0] = distnum;
return;
}
for ( int i = 1; i < loc2distsurfel[locnum-1].Size(); i+=2 )
if ( loc2distsurfel[locnum-1][i] == dest )
{
loc2distsurfel[locnum-1][i+1] = distnum;
return;
}
loc2distsurfel.Add (locnum-1, dest);
loc2distsurfel.Add (locnum-1, distnum);
}
void ParallelMeshTopology :: SetDistantSegm ( int dest, int locnum, int distnum )
{
if ( dest == 0 )
{
loc2distsegm[locnum-1][0] = distnum;
return;
}
for (int i = 1; i < loc2distsegm[locnum-1].Size(); i+=2 )
if ( loc2distsegm[locnum-1][i] == dest )
{
loc2distsegm[locnum-1][i+1] = distnum;
return;
}
loc2distsegm.Add (locnum-1, dest);
loc2distsegm.Add (locnum-1, distnum);
}
void ParallelMeshTopology :: GetVertNeighbours ( int vnum, Array<int> & dests ) const
{
dests.SetSize(0);
int i = 1;
while ( i < loc2distvert[vnum].Size() )
{
dests.Append ( loc2distvert[vnum][i] );
i+=2;
}
}
void ParallelMeshTopology :: SetNV (int anv)
{
*testout << "called setnv" << endl
<< "old size: " << loc2distvert.Size() << endl
<< "new size: " << anv << endl;
glob_vert.SetSize(anv);
glob_vert = -1;
loc2distvert.ChangeSize (anv);
for (int i = 1; i <= anv; i++)
if (loc2distvert.EntrySize(i) == 0)
loc2distvert.Add (i, -1); // will be the global nr
nv = anv;
}
void ParallelMeshTopology :: SetNE ( const int ane )
void ParallelMeshTopology :: SetNE ( 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
ne = ane;
glob_el.SetSize (ane);
glob_el = -1;
}
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;
glob_surfel.SetSize(anse);
glob_surfel = -1;
}
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;
glob_segm.SetSize (anseg);
glob_segm = -1;
}
@ -372,126 +110,48 @@ namespace netgen
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 :: UpdateCoarseGridGlobal ()
{
if (id == 0)
PrintMessage ( 3, "UPDATE GLOBAL COARSEGRID STARTS" ); // JS
int timer = NgProfiler::CreateTimer ("UpdateCoarseGridGlobal");
NgProfiler::RegionTimer reg(timer);
*testout << "ParallelMeshTopology :: UpdateCoarseGridGlobal" << endl;
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();
// low order processor - save mesh partition
if ( id == 0 )
{
for ( int eli = 1; eli <= ne; eli++ )
loc2distel[eli-1][0] = eli;
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;
}
// Array<int> sendarray, recvarray;
if ( id == 0 )
{
Array<Array<int>*> sendarrays(ntasks);
for (int dest = 1; dest < ntasks; dest++)
{
sendarrays[dest] = new Array<int>;
sendarrays[dest]->Append (nfa);
sendarrays[dest]->Append (ned);
}
sendarrays[dest] = new Array<int>;
Array<int> edges, pnums, faces, elpnums;
for (int el = 1; el <= ne; el++)
Array<int> edges, faces;
for (int el = 1; el <= mesh.GetNE(); el++)
{
topology.GetElementFaces (el, faces);
topology.GetElementEdges (el, edges);
const Element & volel = mesh.VolumeElement (el);
Array<int> & sendarray = *sendarrays[volel.GetPartition()];
sendarray. Append ( el );
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++ )
sendarray. Append(volel[i] );
sendarray.Append (edges[i]);
for ( int i = 0; i < faces.Size(); i++ )
sendarray.Append (faces[i]);
}
for (int dest = 1; dest < ntasks; dest++)
sendarrays[dest]->Append (-1);
for (int el = 1; el <= nsurfel; el++)
for (int el = 1; el <= mesh.GetNSE(); el++)
{
topology.GetSurfaceElementEdges (el, edges);
const Element2d & surfel = mesh.SurfaceElement (el);
Array<int> & sendarray = *sendarrays[surfel.GetPartition()];
sendarray.Append (el);
sendarray.Append (edges.Size());
sendarray.Append (surfel.GetNP());
for ( int i = 0; i < edges.Size(); i++ )
sendarray.Append (edges[i]);
for ( int i = 0; i < surfel.GetNP(); i++ )
sendarray.Append (surfel[i]);
}
for (int dest = 1; dest < ntasks; dest++)
sendarrays[dest]->Append (-1);
Array<MPI_Request> sendrequests;
for (int dest = 1; dest < ntasks; dest++)
@ -506,113 +166,44 @@ namespace netgen
{
Array<int> recvarray;
// MyMPI_Bcast ( recvarray );
MyMPI_Recv (recvarray, 0, MPI_TAG_MESH+10);
Array<int,1> glob2loc_el;
glob2loc_el.SetSize (neglob);
glob2loc_el = -1;
for ( int locel = 1; locel <= mesh.GetNE(); locel++)
glob2loc_el[GetLoc2Glob_VolEl(locel)] = locel;
int ii = 0;
nfaglob = recvarray[ii++];
nedglob = recvarray[ii++];
Array<int> faces, edges;
Array<int> pnums, globalpnums;
// int recv_ne = recvarray[ii++];
// for (int hi = 0; hi < recv_ne; hi++)
while (1)
for (int volel = 1; volel <= mesh.GetNE(); volel++)
{
int globvolel = recvarray[ii++];
if (globvolel == -1) break;
topology.GetElementEdges ( volel, edges);
for ( int i = 0; i < edges.Size(); i++)
SetLoc2Glob_Edge ( edges[i], recvarray[ii++]);
int distnfa = recvarray[ii++];
int distned = recvarray[ii++];
int distnp = recvarray[ii++];
int volel = glob2loc_el[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 ( 0, faces[i], recvarray[ii++]);
for ( int i = 0; i < edges.Size(); i++)
SetDistantEdgeNum ( 0, edges[i], recvarray[ii++]);
for ( int i = 0; i < volelement.GetNP(); i++)
SetDistantPNum ( 0, volelement[i], recvarray[ii++]);
}
else
ii += distnfa + distned + distnp;
topology.GetElementFaces( volel, faces);
for ( int i = 0; i < faces.Size(); i++)
SetLoc2Glob_Face ( faces[i], recvarray[ii++]);
}
Array<int,1> glob2loc_sel;
// int recv_nse = recvarray[ii++];
// nseglob = recv_nse;
glob2loc_sel.SetSize (nseglob);
glob2loc_sel = -1;
for ( int locel = 1; locel <= mesh.GetNSE(); locel++)
glob2loc_sel[GetLoc2Glob_SurfEl(locel)] = locel;
// for (int hi = 0; hi < recv_nse; hi++)
while (1)
for (int surfel = 1; surfel <= mesh.GetNSE(); surfel++)
{
int globvolel = recvarray[ii++];
if (globvolel == -1) break;
int distned = recvarray[ii++];
int distnp = recvarray[ii++];
int surfel = glob2loc_sel[globvolel];
if (surfel != -1)
{
topology.GetSurfaceElementEdges ( surfel, edges);
const Element2d & element = mesh.SurfaceElement (surfel);
for ( int i = 0; i < edges.Size(); i++)
SetDistantEdgeNum ( 0, edges[i], recvarray[ii++]);
for ( int i = 0; i < element.GetNP(); i++)
SetDistantPNum ( 0, element[i], recvarray[ii++]);
}
else
ii += distned + distnp;
topology.GetSurfaceElementEdges (surfel, edges);
for (int i = 0; i < edges.Size(); i++)
SetLoc2Glob_Edge (edges[i], recvarray[ii++]);
}
}
if (id != 0)
{
*testout << "l2d - vert = " << loc2distvert << endl;
*testout << "l2d - edge = " << loc2distedge << endl;
*testout << "l2d - el = " << loc2distel << endl;
*testout << "l2d - sel = " << loc2distsurfel << endl;
}
coarseupdate = 1;
is_updated = true;
}
void ParallelMeshTopology :: UpdateCoarseGrid ()
{
if (is_updated) return;
Reset();
static int timer = NgProfiler::CreateTimer ("UpdateCoarseGrid");
NgProfiler::RegionTimer reg(timer);
@ -628,10 +219,12 @@ namespace netgen
const MeshTopology & topology = mesh.GetTopology();
UpdateCoarseGridGlobal();
MPI_Barrier (MPI_COMM_WORLD);
MPI_Group MPI_GROUP_WORLD;
MPI_Group MPI_LocalGroup;
MPI_Comm MPI_LocalComm;
@ -647,14 +240,6 @@ namespace netgen
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();
static int timerv = NgProfiler::CreateTimer ("UpdateCoarseGrid - ex vertices");
static int timere = NgProfiler::CreateTimer ("UpdateCoarseGrid - ex edges");
@ -666,72 +251,56 @@ namespace netgen
NgProfiler::StartTimer (timere);
// exchange edges
int maxedge = 0;
for (int edge = 1; edge <= ned; edge++)
maxedge = max (maxedge, GetGlobalEdgeNum (edge));
glob2loc.SetSize (maxedge);
glob2loc = -1;
int nfa = topology . GetNFaces();
int ned = topology . GetNEdges();
for (int edge = 1; edge <= ned; edge++)
glob2loc[GetGlobalEdgeNum(edge)] = edge;
// exchange edges
cnt_send = 0;
int v1, v2;
for (int edge = 1; edge <= ned; edge++)
{
topology.GetEdgeVertices (edge, v1, v2);
for (int dest = 1; dest < ntasks; dest++)
if (IsExchangeVert (dest, v1) &&
IsExchangeVert (dest, v2))
{
cnt_send[dest-1]+=2;
}
if (IsExchangeVert (dest, v1) && IsExchangeVert (dest, v2))
cnt_send[dest-1]+=2;
}
TABLE<int> send_edges(cnt_send);
INDEX_2_HASHTABLE<int> gv2e(2*ned);
for (int edge = 1; edge <= ned; edge++)
{
topology.GetEdgeVertices (edge, v1, v2);
INDEX_2 es(GetGlobalPNum(v1), GetGlobalPNum(v2));
es.Sort();
gv2e.Set (es, edge);
for (int dest = 1; dest < ntasks; dest++)
{
if (IsExchangeVert (dest, v1) &&
IsExchangeVert (dest, v2))
if (IsExchangeVert (dest, v1) && IsExchangeVert (dest, v2))
{
send_edges.Add (dest-1, GetGlobalEdgeNum(edge));
send_edges.Add (dest-1, edge);
send_edges.Add (dest-1, es[0]);
send_edges.Add (dest-1, es[1]);
}
}
}
// *testout << "send exchange edges: " << send_edges << endl;
TABLE<int> recv_edges(ntasks-1);
MyMPI_ExchangeTable (send_edges, recv_edges, MPI_TAG_MESH+9, MPI_LocalComm);
// *testout << "recv exchange edges: " << recv_edges << endl;
for (int sender = 1; sender < ntasks; sender ++)
if (id != sender)
{
FlatArray<int> recvarray = recv_edges[sender-1];
for (int ii = 0; ii < recvarray.Size(); )
for (int ii = 0; ii < recvarray.Size(); ii+=2)
{
int globe = recvarray[ii++];
int diste = recvarray[ii++];
if (globe <= maxedge)
{
int loce = glob2loc[globe];
if (loce != -1)
SetDistantEdgeNum (sender, loce, diste);
}
INDEX_2 gv12 (recvarray[ii],recvarray[ii+1]);
if (gv2e.Used (gv12))
SetDistantEdgeNum (sender, gv2e.Get(gv12));
}
}
}
NgProfiler::StopTimer (timere);
@ -741,85 +310,77 @@ namespace netgen
if (mesh.GetDimension() == 3)
{
NgProfiler::StartTimer (timerf);
glob2loc.SetSize (nfaglob);
glob2loc = -1;
for (int loc = 1; loc <= nfa; loc++)
glob2loc[GetGlobalFaceNum(loc)] = loc;
cnt_send = 0;
Array<int> verts;
for (int face = 1; face <= nfa; face++)
{
topology.GetFaceVertices (face, verts);
for (int dest = 1; dest < ntasks; dest++)
if (IsExchangeVert (dest, verts[0]) &&
IsExchangeVert (dest, verts[1]) &&
IsExchangeVert (dest, verts[2]))
{
cnt_send[dest-1]+=2;
}
}
TABLE<int> send_faces(cnt_send);
for (int face = 1; face <= nfa; face++)
{
topology.GetFaceVertices (face, verts);
for (int dest = 1; dest < ntasks; dest++)
NgProfiler::StartTimer (timerf);
int maxface = 0;
for (int face = 1; face <= nfa; face++)
maxface = max (maxface, GetGlobalFaceNum (face));
// glob2loc.SetSize (nfaglob);
glob2loc.SetSize (maxface);
glob2loc = -1;
for (int loc = 1; loc <= nfa; loc++)
glob2loc[GetGlobalFaceNum(loc)] = loc;
cnt_send = 0;
Array<int> verts;
for (int face = 1; face <= nfa; face++)
{
if (IsExchangeVert (dest, verts[0]) &&
IsExchangeVert (dest, verts[1]) &&
IsExchangeVert (dest, verts[2]))
{
send_faces.Add (dest-1, GetGlobalFaceNum(face));
send_faces.Add (dest-1, face);
}
topology.GetFaceVertices (face, verts);
for (int dest = 1; dest < ntasks; dest++)
if (IsExchangeVert (dest, verts[0]) &&
IsExchangeVert (dest, verts[1]) &&
IsExchangeVert (dest, verts[2]))
{
cnt_send[dest-1]+=2;
}
}
TABLE<int> send_faces(cnt_send);
for (int face = 1; face <= nfa; face++)
{
topology.GetFaceVertices (face, verts);
for (int dest = 1; dest < ntasks; dest++)
{
if (IsExchangeVert (dest, verts[0]) &&
IsExchangeVert (dest, verts[1]) &&
IsExchangeVert (dest, verts[2]))
{
send_faces.Add (dest-1, GetGlobalFaceNum(face));
send_faces.Add (dest-1, face);
}
}
}
TABLE<int> recv_faces(ntasks-1);
MyMPI_ExchangeTable (send_faces, recv_faces, MPI_TAG_MESH+8, MPI_LocalComm);
// *testout << "send exchange faces: " << send_faces << endl;
// *testout << "recv exchange faces: " << recv_faces << endl;
for (int sender = 1; sender < ntasks; sender ++)
if (id != sender)
{
FlatArray<int> recvarray = recv_faces[sender-1];
for (int ii = 0; ii < recvarray.Size(); )
{
int globf = recvarray[ii++];
int distf = recvarray[ii++];
int locf = glob2loc[globf];
// *testout << "set distant face, sender = " << sender << ", locf = " << locf << "; distf = " << distf << endl;
if (locf != -1)
SetDistantFaceNum (sender, locf, distf);
}
}
NgProfiler::StopTimer (timerf);
TABLE<int> recv_faces(ntasks-1);
MyMPI_ExchangeTable (send_faces, recv_faces, MPI_TAG_MESH+8, MPI_LocalComm);
for (int sender = 1; sender < ntasks; sender ++)
if (id != sender)
{
FlatArray<int> recvarray = recv_faces[sender-1];
for (int ii = 0; ii < recvarray.Size(); )
{
int globf = recvarray[ii++];
int distf = recvarray[ii++];
if (globf <= maxface)
{
int locf = glob2loc[globf];
if (locf != -1)
SetDistantFaceNum (sender, locf);
}
}
}
NgProfiler::StopTimer (timerf);
}
// set which elements are where for the master processor
coarseupdate = 1;
is_updated = true;
}
}
#endif

View File

@ -4,158 +4,95 @@
namespace netgen
{
// extern int ntasks;
class ParallelMeshTopology
{
const Mesh & mesh;
// number of local elements, vertices, points (?), edges, faces
int ne, nv, np, ned, nfa;
// number of local segments and surface elements
int nseg, nsurfel;
// number of global elements, vertices, ???, faces
int neglob, nseglob, nvglob;
int nparel;
int nfaglob;
int nedglob;
/**
mapping from local to distant vertex number
each row of the table corresponds to one vertex
each row contains a list of pairs (procnr, dist_vnum)
*/
TABLE<int,PointIndex::BASE> loc2distvert;
TABLE<int,0> loc2distedge, loc2distface;
TABLE<int,0> loc2distel, loc2distsegm, loc2distsurfel;
bool coarseupdate;
TABLE<int> loc2distvert, loc2distedge, loc2distface;
Array<int> glob_vert, glob_edge, glob_face;
Array<int> glob_el, glob_surfel, glob_segm;
bool is_updated;
public:
ParallelMeshTopology (const Mesh & amesh);
~ParallelMeshTopology ();
void Reset ();
void Print() const;
void UpdateCoarseGrid();
void UpdateCoarseGridGlobal();
// bool DoCoarseUpdate() const { return !coarseupdate; }
/// set number of local vertices, reset sizes of loc2dist_vert, isexchangevert...
void SetNV (int anv);
void SetNE (int ane);
void SetNSE (int anse);
void SetNSegm (int anseg);
void SetNVGlob ( int anvglob ) { nvglob = anvglob; }
void SetNEGlob ( int aneglob ) { neglob = aneglob; }
void SetNSEGlob ( int anseglob ) { nseglob = anseglob; }
int GetNVGlob () { return nvglob; }
int GetNEGlob () { return neglob; }
void SetLoc2Glob_Vert (int locnum, int globnum) { glob_vert[locnum-1] = globnum; }
void SetLoc2Glob_Edge (int locnum, int globnum) { glob_edge[locnum-1] = globnum; }
void SetLoc2Glob_Face (int locnum, int globnum) { glob_face[locnum-1] = globnum; }
void SetLoc2Glob_VolEl (int locnum, int globnum) { glob_el[locnum-1] = globnum; }
void SetLoc2Glob_SurfEl (int locnum, int globnum) { glob_surfel[locnum-1] = globnum; }
void SetLoc2Glob_Segm (int locnum, int globnum) { glob_segm[locnum-1] = globnum; }
int GetGlobalPNum (int locnum) const { return glob_vert[locnum-1]; }
int GetGlobalEdgeNum (int locnum) const { return glob_edge[locnum-1]; }
int GetGlobalFaceNum (int locnum) const { return glob_face[locnum-1]; }
int GetGlobalElNum (int locnum) const { return glob_el[locnum-1]; }
int GetGlobalSElNum (int locnum) const { return glob_surfel[locnum-1]; }
void Reset ();
void SetDistantFaceNum (int dest, int locnum);
void SetDistantPNum (int dest, int locnum);
void SetDistantEdgeNum (int dest, int locnum);
void SetLoc2Glob_Vert ( int locnum, int globnum ) { loc2distvert[locnum][0] = globnum; }
void SetLoc2Glob_VolEl ( int locnum, int globnum ) { loc2distel[locnum-1][0] = globnum; }
void SetLoc2Glob_SurfEl ( int locnum, int globnum ) { loc2distsurfel[locnum-1][0] = globnum; }
void SetLoc2Glob_Segm ( int locnum, int globnum ) { loc2distsegm[locnum-1][0] = globnum; }
int GetLoc2Glob_Vert ( int locnum ) const { return loc2distvert[locnum][0]; }
int GetLoc2Glob_VolEl ( int locnum ) const { return loc2distel[locnum-1][0]; }
int GetLoc2Glob_SurfEl ( int locnum ) const { return loc2distsurfel[locnum-1][0]; }
void GetVertNeighbours ( int vnum, Array<int> & dests ) const;
int GetNDistantPNums ( int locpnum ) const
{ return loc2distvert[locpnum].Size() / 2 + 1; }
int GetNDistantFaceNums ( int locfacenum ) const
{ return loc2distface[locfacenum-1].Size() / 2 + 1; }
int GetNDistantEdgeNums ( int locedgenum ) const
{ return loc2distedge[locedgenum-1].Size() / 2 + 1; }
int GetNDistantElNums ( int locelnum ) const
{ return loc2distel[locelnum-1].Size() / 2 + 1; }
int GetGlobalPNum ( int locpnum ) const
{ return loc2distvert[locpnum][0]; }
int GetGlobalEdgeNum ( int locedgenum ) const
{ return loc2distedge[locedgenum-1][0]; }
int GetGlobalFaceNum ( int locfacenum ) const
{ return loc2distface[locfacenum-1][0]; }
int GetGlobalElNum ( int locelnum ) const
{ return loc2distel[locelnum-1][0]; }
/*
int GetDistantPNum ( int proc, int locpnum ) const;
int GetDistantEdgeNum ( int proc, int locedgenum ) const;
int GetDistantFaceNum ( int proc, int locedgenum ) const;
int GetDistantElNum ( int proc, int locelnum ) const;
*/
void GetDistantPNums ( int locpnum, int * distpnums ) const;
void GetDistantEdgeNums ( int locedgenum, int * distedgenums ) const;
void GetDistantFaceNums ( int locedgenum, int * distfacenums ) const;
void GetDistantElNums ( int locelnum, int * distfacenums ) const;
void Print() const;
bool IsExchangeVert ( PointIndex vnum ) const { return loc2distvert[vnum].Size() > 1; }
bool IsExchangeEdge ( int ednum ) const { return loc2distedge[ednum-1].Size() > 1; }
bool IsExchangeFace ( int fnum ) const { return loc2distface[fnum-1].Size() > 1; }
bool IsExchangeElement ( int elnum ) const { return false; }
// bool IsExchangeSEl ( int selnum ) const { return loc2distsurfel[selnum-1].Size() > 1; }
bool IsExchangeVert (int dest, int vnum ) const
int GetNDistantPNums (int locpnum) const { return loc2distvert[locpnum-1].Size(); }
int GetNDistantFaceNums (int locfacenum) const { return loc2distface[locfacenum-1].Size(); }
int GetNDistantEdgeNums ( int locedgenum) const { return loc2distedge[locedgenum-1].Size(); }
void GetDistantPNums (int locpnum, int * distpnums ) const
{
FlatArray<int> exchange = loc2distvert[vnum];
for (int i = 1; i < exchange.Size(); i += 2)
for (int i = 0; i < loc2distvert[locpnum-1].Size(); i++ )
distpnums[i] = loc2distvert[locpnum-1][i];
}
void GetDistantFaceNums (int locfacenum, int * distfacenums ) const
{
for ( int i = 0; i < loc2distface[locfacenum-1].Size(); i++ )
distfacenums[i] = loc2distface[locfacenum-1][i];
}
void GetDistantEdgeNums (int locedgenum, int * distedgenums ) const
{
for (int i = 0; i < loc2distedge[locedgenum-1].Size(); i++ )
distedgenums[i] = loc2distedge[locedgenum-1][i];
}
bool IsExchangeVert (int dest, int vnum) const
{
return loc2distvert[vnum-1].Contains (dest);
/*
FlatArray<int> exchange = loc2distvert[vnum-1];
for (int i = 0; i < exchange.Size(); i ++)
if (exchange[i] == dest) return true;
return false;
*/
}
bool IsExchangeEdge (int dest, int ednum ) const
{
FlatArray<int> exchange = loc2distedge[ednum-1];
for (int i = 1; i < exchange.Size(); i += 2)
if (exchange[i] == dest) return true;
return false;
}
bool IsExchangeFace (int dest, int fnum ) const
{
FlatArray<int> exchange = loc2distface[fnum-1];
for (int i = 1; i < exchange.Size(); i += 2)
if (exchange[i] == dest) return true;
return false;
}
// bool IsExchangeElement (int dest, int elnum ) const { return false; }
void Update();
void UpdateCoarseGrid();
void UpdateExchangeElements();
void UpdateCoarseGridGlobal();
bool DoCoarseUpdate() const { return !coarseupdate; }
void SetDistantFaceNum ( int dest, int locnum, int distnum );
void SetDistantPNum ( int dest, int locnum, int distnum );
void SetDistantEdgeNum ( int dest, int locnum, int distnum );
void SetDistantEl ( int dest, int locnum, int distnum );
void SetDistantSurfEl ( int dest, int locnum, int distnum );
void SetDistantSegm ( int dest, int locnum, int distnum );
bool IsGhostEl ( int elnum ) const { return mesh.VolumeElement(elnum).IsGhost(); }
};

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@ -73,7 +73,7 @@ namespace netgen
NgProfiler::RegionTimer reg (timer);
#ifdef PARALLEL
ParallelMeshTopology & paralleltop = mesh.GetParallelTopology();
// ParallelMeshTopology & paralleltop = mesh.GetParallelTopology();
#endif
@ -399,8 +399,6 @@ namespace netgen
}
}
edge2vert.SetSize (ned);
for (int i = 1; i <= ne; i++)
{
@ -484,8 +482,6 @@ namespace netgen
<< surfedges.Elem(i)[1] << ", "
<< surfedges.Elem(i)[2] << endl;
*/
}
@ -1077,8 +1073,8 @@ namespace netgen
#ifdef PARALLEL
(*testout) << " RESET Paralleltop" << endl;
paralleltop.Reset ();
// (*testout) << " RESET Paralleltop" << endl;
// paralleltop.Reset ();
#endif
Array<short int> face_els(nfa), face_surfels(nfa);
@ -1111,7 +1107,8 @@ namespace netgen
#ifdef PARALLEL
if ( ntasks > 1 )
{
if ( !paralleltop.DoCoarseUpdate() ) continue;
continue;
// if ( !paralleltop.DoCoarseUpdate() ) continue;
}
else
#endif
@ -1156,9 +1153,8 @@ namespace netgen
#ifdef PARALLEL
if (id != 0)
{
paralleltop.Update();
if ( paralleltop.DoCoarseUpdate() )
paralleltop.UpdateCoarseGrid();
// if ( paralleltop.DoCoarseUpdate() )
// paralleltop.UpdateCoarseGrid();
}
#endif

View File

@ -1858,10 +1858,7 @@ namespace netgen
if (vispar.drawmetispartition && el.GetPartition()!=-1)
ind = el.GetPartition() % 4;
if ( el.IsGhost() )
glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, tetcols_ghost[ind]);
else
glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, tetcols[ind]);
glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, tetcols[ind]);
if (curv.IsHighOrder()) // && curv.IsElementCurved(ei))

View File

@ -827,10 +827,6 @@ namespace netgen
{
const Element2d & el = (*mesh)[sei];
#ifdef PARALLEL
// parallel visualization --> dont draw ghost elements
if ( el . IsGhost() ) continue;
#endif
bool curved = curv.IsHighOrder(); // && curv.IsSurfaceElementCurved(sei);
if (el.GetType() == TRIG || el.GetType() == TRIG6)
@ -1064,8 +1060,6 @@ namespace netgen
{
const Element2d & el = (*mesh)[sei];
if ( el . IsGhost() ) continue;
if (vispar.drawdomainsurf > 0)
{
if (mesh->GetDimension() == 3)
@ -1197,8 +1191,6 @@ namespace netgen
{
const Element2d & el = (*mesh)[sei];
if ( el . IsGhost() ) continue;
if(vispar.drawdomainsurf > 0)
{
if (mesh->GetDimension() == 3)
@ -1431,8 +1423,6 @@ namespace netgen
{
Element2d & el = (*mesh)[sei];
if ( el . IsGhost() ) continue;
// bool curved = curv.IsSurfaceElementCurved (sei);
int nv = (el.GetType() == TRIG || el.GetType() == TRIG6) ? 3 : 4;
@ -1559,8 +1549,6 @@ namespace netgen
// if(vispar.clipdomain > 0 && vispar.clipdomain != (*mesh)[ei].GetIndex()) continue;
// if(vispar.donotclipdomain > 0 && vispar.donotclipdomain == (*mesh)[ei].GetIndex()) continue;
if ( (*mesh)[ei] . IsGhost() ) continue;
ELEMENT_TYPE type = (*mesh)[ei].GetType();
if (type == HEX || type == PRISM || type == TET || type == PYRAMID)
{
@ -1905,8 +1893,6 @@ namespace netgen
{
const Element2d & el = (*mesh)[sei];
if ( el . IsGhost() ) continue;
if (el.GetType() == TRIG || el.GetType() == TRIG6)
{
@ -3499,11 +3485,6 @@ namespace netgen
{
int first_point_of_element = pts.Size();
#ifdef PARALLEL
// parallel visualization --> dont draw ghost elements
if ( (*mesh)[ei] . IsGhost() ) continue;
#endif
locgrid.SetSize(n3);
if(vispar.clipdomain > 0 && vispar.clipdomain != (*mesh)[ei].GetIndex()) continue;
if(vispar.donotclipdomain > 0 && vispar.donotclipdomain == (*mesh)[ei].GetIndex()) continue;