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more parallel

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This commit is contained in:
Joachim Schöberl 2017-04-06 21:41:26 +02:00
parent e9fc64acc6
commit b68bfdcc73
1 changed files with 36 additions and 2 deletions
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38
libsrc/meshing/clusters.cpp
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@ -21,6 +21,7 @@ namespace netgen
static int timer = NgProfiler::CreateTimer ("clusters"); static int timer = NgProfiler::CreateTimer ("clusters");
static int timer1 = NgProfiler::CreateTimer ("clusters1"); static int timer1 = NgProfiler::CreateTimer ("clusters1");
static int timer2 = NgProfiler::CreateTimer ("clusters2"); static int timer2 = NgProfiler::CreateTimer ("clusters2");
static int timer3 = NgProfiler::CreateTimer ("clusters3");
NgProfiler::RegionTimer reg (timer); NgProfiler::RegionTimer reg (timer);
const MeshTopology & top = mesh.GetTopology(); const MeshTopology & top = mesh.GetTopology();
@ -110,7 +111,7 @@ namespace netgen
NgProfiler::StopTimer(timer1); NgProfiler::StopTimer(timer1);
NgProfiler::StartTimer(timer2); NgProfiler::StartTimer(timer2);
/*
for (int i = 1; i <= nse; i++) for (int i = 1; i <= nse; i++)
{ {
const Element2d & el = mesh.SurfaceElement(i); const Element2d & el = mesh.SurfaceElement(i);
@ -132,6 +133,39 @@ namespace netgen
for (int j = 0; j < nnums.Size(); j++) for (int j = 0; j < nnums.Size(); j++)
cluster_reps.Elem(nnums[j]) = nnums[j]; cluster_reps.Elem(nnums[j]) = nnums[j];
} }
*/
ParallelForRange
(tm, nse,
[&] (size_t begin, size_t end)
{
ArrayMem<int,9> nnums, ednums;
for (int i = begin+1; i <= end; i++)
{
const Element2d & el = mesh.SurfaceElement(i);
ELEMENT_TYPE typ = el.GetType();
top.GetSurfaceElementEdges (i, ednums);
int fanum = top.GetSurfaceElementFace (i);
int elnv = top.GetNVertices (typ);
int elned = ednums.Size();
nnums.SetSize(elnv+elned+1);
for (int j = 1; j <= elnv; j++)
nnums.Elem(j) = el.PNum(j)+1-PointIndex::BASE;
for (int j = 1; j <= elned; j++)
nnums.Elem(elnv+j) = nv+ednums.Elem(j);
nnums.Elem(elnv+elned+1) = fanum;
for (int j = 0; j < nnums.Size(); j++)
cluster_reps.Elem(nnums[j]) = nnums[j];
}
});
NgProfiler::StopTimer(timer2);
NgProfiler::StartTimer(timer3);
static const int hex_cluster[] = static const int hex_cluster[] =
{ {
@ -300,7 +334,7 @@ namespace netgen
} }
} }
while (changed); while (changed);
NgProfiler::StopTimer(timer2); NgProfiler::StopTimer(timer3);
/* /*
(*testout) << "cluster reps:" << endl; (*testout) << "cluster reps:" << endl;
for (i = 1; i <= cluster_reps.Size(); i++) for (i = 1; i <= cluster_reps.Size(); i++)