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quicksort for CSG - special point sorting

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This commit is contained in:
Joachim Schoeberl 2009-11-01 10:49:20 +00:00
parent a5aec7630c
commit a6b7f58a65
6 changed files with 84 additions and 62 deletions
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5
libsrc/csg/edgeflw.cpp
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@ -33,10 +33,13 @@ namespace netgen
void EdgeCalculation :: Calc(double h, Mesh & mesh)
{
static int timer = NgProfiler::CreateTimer ("CSG: mesh edges");
NgProfiler::RegionTimer reg (timer);
PrintMessage (1, "Find edges");
PushStatus ("Find edges");
for (int i = 1; i <= mesh.GetNP(); i++)
meshpoint_tree->Insert (mesh.Point(i), i);

33
libsrc/csg/specpoin.cpp
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@ -1365,6 +1365,10 @@ namespace netgen
Array<MeshPoint> & apoints,
Array<SpecialPoint> & specpoints)
{
static int timer = NgProfiler::CreateTimer ("CSG: analyze special points");
NgProfiler::RegionTimer reg (timer);
Array<int> surfind, rep_surfind, surfind2, rep_surfind2, surfind3;
Array<Vec<3> > normalvecs;
@ -1381,15 +1385,28 @@ namespace netgen
if (!apoints.Size()) return;
#define VERTSORT
#ifdef VERTSORT
Vec<3> dir(1.2, 1.7, 0.9);
for (int i = 0; i < apoints.Size(); i++)
for (int j = 0; j < apoints.Size()-1; j++)
if ( (dir * Vec<3> (apoints[j])) > (dir * Vec<3> (apoints[j+1])))
swap (apoints[j], apoints[j+1]);
#endif
{
/*
sort points in the (arbitrary) direction dir
important for periodic boundaries:
corner points on the left and the right boundary come in the same ordering
*/
Vec<3> dir(1.2, 1.7, 0.9);
Array<double> coord(apoints.Size());
for (int i = 0; i < apoints.Size(); i++)
coord[i] = dir * Vec<3> (apoints[i]);
QuickSort (coord, apoints);
/*
for (int i = 0; i < apoints.Size(); i++)
for (int j = 0; j < apoints.Size()-1; j++)
if ( (dir * Vec<3> (apoints[j])) > (dir * Vec<3> (apoints[j+1])))
swap (apoints[j], apoints[j+1]);
*/
}

46
libsrc/gprim/adtree.cpp
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@ -2065,13 +2065,13 @@ namespace netgen
Point3dTree :: Point3dTree (const Point3d & pmin, const Point3d & pmax)
Point3dTree :: Point3dTree (const Point<3> & pmin, const Point<3> & pmax)
{
float pmi[3], pma[3];
for (int i = 0; i < 3; i++)
{
pmi[i] = pmin.X(i+1);
pma[i] = pmax.X(i+1);
pmi[i] = pmin(i);
pma[i] = pmax(i);
}
tree = new ADTree3 (pmi, pma);
}
@ -2083,23 +2083,23 @@ namespace netgen
void Point3dTree :: Insert (const Point3d & p, int pi)
void Point3dTree :: Insert (const Point<3> & p, int pi)
{
static float pd[3];
pd[0] = p.X();
pd[1] = p.Y();
pd[2] = p.Z();
float pd[3];
pd[0] = p(0);
pd[1] = p(1);
pd[2] = p(2);
tree->Insert (pd, pi);
}
void Point3dTree :: GetIntersecting (const Point3d & pmin, const Point3d & pmax,
void Point3dTree :: GetIntersecting (const Point<3> & pmin, const Point<3> & pmax,
Array<int> & pis) const
{
float pmi[3], pma[3];
for (int i = 0; i < 3; i++)
{
pmi[i] = pmin.X(i+1);
pma[i] = pmax.X(i+1);
pmi[i] = pmin(i);
pma[i] = pmax(i);
}
tree->GetIntersecting (pmi, pma, pis);
}
@ -2113,15 +2113,15 @@ namespace netgen
Box3dTree :: Box3dTree (const Point3d & apmin, const Point3d & apmax)
Box3dTree :: Box3dTree (const Point<3> & apmin, const Point<3> & apmax)
{
boxpmin = apmin;
boxpmax = apmax;
float tpmin[6], tpmax[6];
for (int i = 0; i < 3; i++)
{
tpmin[i] = tpmin[i+3] = boxpmin.X(i+1);
tpmax[i] = tpmax[i+3] = boxpmax.X(i+1);
tpmin[i] = tpmin[i+3] = boxpmin(i);
tpmax[i] = tpmax[i+3] = boxpmax(i);
}
tree = new ADTree6 (tpmin, tpmax);
}
@ -2131,20 +2131,20 @@ namespace netgen
delete tree;
}
void Box3dTree :: Insert (const Point3d & bmin, const Point3d & bmax, int pi)
void Box3dTree :: Insert (const Point<3> & bmin, const Point<3> & bmax, int pi)
{
static float tp[6];
float tp[6];
for (int i = 0; i < 3; i++)
{
tp[i] = bmin.X(i+1);
tp[i+3] = bmax.X(i+1);
tp[i] = bmin(i);
tp[i+3] = bmax(i);
}
tree->Insert (tp, pi);
}
void Box3dTree ::GetIntersecting (const Point3d & pmin, const Point3d & pmax,
void Box3dTree ::GetIntersecting (const Point<3> & pmin, const Point<3> & pmax,
Array<int> & pis) const
{
float tpmin[6];
@ -2152,11 +2152,11 @@ namespace netgen
for (int i = 0; i < 3; i++)
{
tpmin[i] = boxpmin.X(i+1);
tpmax[i] = pmax.X(i+1);
tpmin[i] = boxpmin(i);
tpmax[i] = pmax(i);
tpmin[i+3] = pmin.X(i+1);
tpmax[i+3] = boxpmax.X(i+1);
tpmin[i+3] = pmin(i);
tpmax[i+3] = boxpmax(i);
}
tree->GetIntersecting (tpmin, tpmax, pis);

14
libsrc/gprim/adtree.hpp
View File

@ -447,12 +447,12 @@ class Point3dTree
ADTree3 * tree;
public:
Point3dTree (const Point3d & pmin, const Point3d & pmax);
Point3dTree (const Point<3> & pmin, const Point<3> & pmax);
~Point3dTree ();
void Insert (const Point3d & p, int pi);
void Insert (const Point<3> & p, int pi);
void DeleteElement (int pi)
{ tree->DeleteElement(pi); }
void GetIntersecting (const Point3d & pmin, const Point3d & pmax,
void GetIntersecting (const Point<3> & pmin, const Point<3> & pmax,
Array<int> & pis) const;
const ADTree3 & Tree() const { return *tree; };
};
@ -462,18 +462,18 @@ public:
class Box3dTree
{
ADTree6 * tree;
Point3d boxpmin, boxpmax;
Point<3> boxpmin, boxpmax;
public:
Box3dTree (const Point3d & apmin, const Point3d & apmax);
Box3dTree (const Point<3> & apmin, const Point<3> & apmax);
~Box3dTree ();
void Insert (const Point3d & bmin, const Point3d & bmax, int pi);
void Insert (const Point<3> & bmin, const Point<3> & bmax, int pi);
void Insert (const Box<3> & box, int pi)
{
Insert (box.PMin(), box.PMax(), pi);
}
void DeleteElement (int pi)
{ tree->DeleteElement(pi); }
void GetIntersecting (const Point3d & pmin, const Point3d & pmax,
void GetIntersecting (const Point<3> & pmin, const Point<3> & pmax,
Array<int> & pis) const;
const ADTree6 & Tree() const { return *tree; };

4
libsrc/include/nginterface_v2.hpp
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@ -138,7 +138,7 @@ namespace netgen
DLL_HEADER int Ng_GetElementIndex (int nr);
/*
/// Curved Elements:
/// xi..... DIM_EL local coordinates
/// sxi ... step xi
@ -149,7 +149,7 @@ namespace netgen
const double * xi, int sxi,
double * x, int sx,
double * dxdxi, int sdxdxi);
*/
}
#endif

44
libsrc/occ/occgeom.cpp
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@ -1228,17 +1228,17 @@ namespace netgen
char * shapesname[] =
const char * shapesname[] =
{" ", "CompSolids", "Solids", "Shells",
"Faces", "Wires", "Edges", "Vertices"};
char * shapename[] =
const char * shapename[] =
{" ", "CompSolid", "Solid", "Shell",
"Face", "Wire", "Edge", "Vertex"};
char * orientationstring[] =
{"+", "-"};
const char * orientationstring[] =
{"+", "-"};
@ -1253,7 +1253,7 @@ namespace netgen
TopExp_Explorer e;
int count = 0;
int count2;
int count2 = 0;
if (isfree)
e.Init(sh, l, TopAbs_ShapeEnum(l-1));
@ -1269,19 +1269,21 @@ namespace netgen
str << lname2.str() << " ";
switch (e.Current().ShapeType())
{
case TopAbs_SOLID:
count2 = somap.FindIndex(TopoDS::Solid(e.Current())); break;
case TopAbs_SHELL:
count2 = shmap.FindIndex(TopoDS::Shell(e.Current())); break;
case TopAbs_FACE:
count2 = fmap.FindIndex(TopoDS::Face(e.Current())); break;
case TopAbs_WIRE:
count2 = wmap.FindIndex(TopoDS::Wire(e.Current())); break;
case TopAbs_EDGE:
count2 = emap.FindIndex(TopoDS::Edge(e.Current())); break;
case TopAbs_VERTEX:
count2 = vmap.FindIndex(TopoDS::Vertex(e.Current())); break;
{
case TopAbs_SOLID:
count2 = somap.FindIndex(TopoDS::Solid(e.Current())); break;
case TopAbs_SHELL:
count2 = shmap.FindIndex(TopoDS::Shell(e.Current())); break;
case TopAbs_FACE:
count2 = fmap.FindIndex(TopoDS::Face(e.Current())); break;
case TopAbs_WIRE:
count2 = wmap.FindIndex(TopoDS::Wire(e.Current())); break;
case TopAbs_EDGE:
count2 = emap.FindIndex(TopoDS::Edge(e.Current())); break;
case TopAbs_VERTEX:
count2 = vmap.FindIndex(TopoDS::Vertex(e.Current())); break;
default:
cout << "RecursiveTopologyTree: Case " << e.Current().ShapeType() << " not handeled" << endl;
}
int nrsubshapes = 0;
@ -1349,7 +1351,7 @@ namespace netgen
int stretchedpinfaces = 0;
int smoothpinfaces = 0;
int twistedfaces = 0;
int edgessamebutnotidentified = 0;
// int edgessamebutnotidentified = 0;
cout << "checking faces ... " << flush;
@ -1453,8 +1455,8 @@ namespace netgen
cout << "done" << endl;
cout << "checking edges ... " << flush;
double dmax;
int cnt = 0;
// double dmax;
// int cnt = 0;
Array <double> edgeLengths;
Array <int> order;
edgeLengths.SetSize (emap.Extent());