public AKT_EllipseNurbs(AKT_NurbsPoint[] pnts, int degree, double[] knots, double[] knotsreparam, double length, AKT_Plane plane, double r1, double r2, AKT_Interval dom)
: base(pnts, degree, knots, knotsreparam, length, CurveType.Ellipse, dom)
{
this.plane = plane;
this.r1 = r1;
this.r2 = r2;
}
public AKT_CircleNurbs(AKT_NurbsPoint[] pnts, int degree, double[] knots, double[] knotsreparam, double length, AKT_Plane plane, double r, AKT_Interval dom)
: base(pnts, degree, knots, knotsreparam, length, plane, r, r, dom)
{
this.CurveType |= NurbsCurves.CurveType.Circle;
}
public List <AKT_Polyline> NakedEdges()
{
//IEnumerable<AKT_Polyline> polys = TopologyEdges.Edges.Distinct()
// .Select(a => new AKT_Polyline(m_vertices[a.S], m_vertices[a.E]));
//IEnumerable<AKT_Polyline> polys = TopologyEdges.Edges.GroupBy(a => a, new AKT_MeshEdgePairs.EdgeComparer())
// .Where(b => b.Count() == 1)
// .Select(a => new AKT_Polyline(m_vertices[a.First().S], m_vertices[a.First().E]));
List <AKT_MeshEdgePairs> edges = new List <AKT_MeshEdgePairs>();
foreach (AKT_MeshFace f in Faces.Faces)
{
edges.Add(new AKT_MeshEdgePairs(f.A, f.B));
edges.Add(new AKT_MeshEdgePairs(f.B, f.C));
if (f.MeshType == MeshTypology.Triangular)
{
edges.Add(new AKT_MeshEdgePairs(f.C, f.A));
}
else
{
edges.Add(new AKT_MeshEdgePairs(f.C, f.D));
edges.Add(new AKT_MeshEdgePairs(f.D, f.A));
}
}
var polys1 = edges.GroupBy(a => a, new AKT_MeshEdgePairs.EdgeComparer());
var polys2 = polys1.Where(b => b.Count() == 1);
var polys3 = polys2.Select(a => new AKT_Polyline(m_vertices[a.First().S], m_vertices[a.First().E]));
//var polys1Arr = polys1.ToArray();
//var polys2Arr = polys2.ToArray();
//var polys3Arr = polys3.ToArray();
return(AKT_Polyline.JoinPolylines(polys3));
return(polys3.ToList());
AKT_Polyline[] polpo = polys3.ToArray();
//List<List<AKT_MeshEdgePairs>> lll = new List<List<AKT_MeshEdgePairs>>();
//foreach (var x in TopologyEdges.Edges)
//{
// List<AKT_MeshEdgePairs> ll = new List<AKT_MeshEdgePairs>();
// foreach (var y in TopologyEdges.Edges)
// {
// bool e = x.E == y.E || x.E == y.S;
// bool s = x.S == y.E || x.S == y.S;
// bool a = e && s;
// if (a)
// {
// ll.Add(y);
// }
// }
// lll.Add(ll);
//}
return(AKT_Polyline.JoinPolylines(polys3));
AKT_Mesh mesh = this;
List <AKT_Interval> intervals = new List <AKT_Interval>();
bool[] nakedEdgePointStatus = mesh.GetNakedEdgePointStatus();
int i = 0;
while (true)
{
if (i >= mesh.m_faces.Count)
{
break;
}
AKT_MeshFace face = mesh.m_faces[i];
int a = face.A;
int b = face.B;
if ((!nakedEdgePointStatus[a] ? false : nakedEdgePointStatus[b]))
{
if (intervals.IndexOf(new AKT_Interval((double)b, (double)a)) != -1)
{
intervals.Remove(new AKT_Interval((double)b, (double)a));
}
else if (intervals.IndexOf(new AKT_Interval((double)a, (double)b)) == -1)
{
intervals.Add(new AKT_Interval((double)a, (double)b));
}
else
{
intervals.Remove(new AKT_Interval((double)a, (double)b));
}
}
a = face.B;
b = face.C;
if ((!nakedEdgePointStatus[a] ? false : nakedEdgePointStatus[b]))
{
if (intervals.IndexOf(new AKT_Interval((double)b, (double)a)) != -1)
{
intervals.Remove(new AKT_Interval((double)b, (double)a));
}
else if (intervals.IndexOf(new AKT_Interval((double)a, (double)b)) == -1)
{
intervals.Add(new AKT_Interval((double)a, (double)b));
}
else
{
intervals.Remove(new AKT_Interval((double)a, (double)b));
}
}
if (face.MeshType != MeshTypology.Triangular)
{
a = face.C;
b = face.D;
if ((!nakedEdgePointStatus[a] ? false : nakedEdgePointStatus[b]))
{
if (intervals.IndexOf(new AKT_Interval((double)b, (double)a)) != -1)
{
intervals.Remove(new AKT_Interval((double)b, (double)a));
}
else if (intervals.IndexOf(new AKT_Interval((double)a, (double)b)) == -1)
{
intervals.Add(new AKT_Interval((double)a, (double)b));
}
else
{
intervals.Remove(new AKT_Interval((double)a, (double)b));
}
}
a = face.D;
b = face.A;
if ((!nakedEdgePointStatus[a] ? false : nakedEdgePointStatus[b]))
{
if (intervals.IndexOf(new AKT_Interval((double)b, (double)a)) != -1)
{
intervals.Remove(new AKT_Interval((double)b, (double)a));
}
else if (intervals.IndexOf(new AKT_Interval((double)a, (double)b)) == -1)
{
intervals.Add(new AKT_Interval((double)a, (double)b));
}
else
{
intervals.Remove(new AKT_Interval((double)a, (double)b));
}
}
}
else
{
a = face.C;
b = face.A;
if ((!nakedEdgePointStatus[a] ? false : nakedEdgePointStatus[b]))
{
if (intervals.IndexOf(new AKT_Interval((double)b, (double)a)) != -1)
{
intervals.Remove(new AKT_Interval((double)b, (double)a));
}
else if (intervals.IndexOf(new AKT_Interval((double)a, (double)b)) == -1)
{
intervals.Add(new AKT_Interval((double)a, (double)b));
}
else
{
intervals.Remove(new AKT_Interval((double)a, (double)b));
}
}
}
i++;
}
if (intervals.Count > 0)
{
List <int> nums = new List <int>(intervals.Count);
List <int> nums1 = new List <int>(intervals.Count);
for (i = 0; i < intervals.Count; i++)
{
AKT_Interval item = intervals[i];
nums.Add((int)item.T0);
item = intervals[i];
nums1.Add((int)item.T1);
}
}
return(null);
//throw new NotImplementedException();
}
public AKT_ArcNurbs(AKT_NurbsPoint[] pnts, int degree, double[] knots, double[] knotsreparam, double length, AKT_Plane plane, double r, double AngStart, double AngEnd, AKT_Interval dom)
: base(pnts, degree, knots, knotsreparam, length, plane, r, r, dom)
{
this.AngStart = AngStart;
this.AngEnd = AngEnd;
this.CurveType |= NurbsCurves.CurveType.Arc;
}
