internal static Movement4 getMoveVector(Triangle tri, Triangle adjacentTri, Edge commonEdge)
{
Movement4 r = new Movement4();
Point center = tri.Center;
Edge e = center.PerpendicularOn(commonEdge.ToLine());
if (adjacentTri == null)
{
return(r);
}
Edge e2 = adjacentTri.Center.PerpendicularOn(commonEdge.ToLine());
Autodesk.AutoCAD.Geometry.Vector3d v = MyConvert.toVector(e);
Autodesk.AutoCAD.Geometry.Vector3d v2 = MyConvert.toVector(e2);
Autodesk.AutoCAD.Geometry.Vector3d crossv = v.CrossProduct(v2);
Autodesk.AutoCAD.Geometry.Vector3d movev = crossv.CrossProduct(v);
double angle = v.GetAngleTo(v2);
if (angle < 0)
{
throw new System.Exception("angle<0");
}
if (angle > Math.PI)
{
angle = Math.PI * 2 - angle;
}
double length = e.Length;
Autodesk.AutoCAD.Geometry.Vector3d unitV = movev.GetNormal();
r.move = -unitV * (Math.PI - angle) * 1 / 16;
r.dis = length;
return(r);
}
public static List <InterpolatedPoint> interp2(TEDictionary ted, Triangle tri)
{
List <InterpolatedPoint> r = new List <InterpolatedPoint>();
Autodesk.AutoCAD.Geometry.Vector3d totalMoveV = new Autodesk.AutoCAD.Geometry.Vector3d();
List <Movement4> moveList = new List <Movement4>();
Point center = tri.Center;
for (int i = 0; i < 3; i++)
{
Edge commonEdge = tri.Edges[i];
Triangle adjacentTri = getAdjacentTri(ted, tri, commonEdge);
if (adjacentTri == null)
{
continue;
}
Movement4 moveV = getMoveVector(tri, adjacentTri, commonEdge);
moveList.Add(moveV);
}
double totalLength = 0;
for (int i = 0; i < moveList.Count; i++)
{
totalLength += moveList[i].dis;
}
for (int i = 0; i < moveList.Count; i++)
{
totalMoveV += moveList[i].move * totalLength;
}
Point movedP = center.Move(new ngeometry.VectorGeometry.Vector3d(totalMoveV.X, totalMoveV.Y, totalMoveV.Z));
r.Add(new InterpolatedPoint(totalMoveV.Length, movedP));
return(r);
}
