private void ClearMemory()
{
IniX = null;
Ut = null;
Dut = null;
Res = null;
Dut = null;
BCFlag = null;
Mat = null;
}
public CadEdge2DPolyline()
{
EI = 30.0;
ARho = 1;
AE = 100000.0;
////
No = 0;
////
Ut = null;
IniX = null;
BCFlag = null;
Dut = null;
Res = null;
Mat = null;
}
public void SetCadEdge(CadObject2D cad2D, uint eId, OpenTK.Vector2d pickPos)
{
this.PickPos = pickPos;
this.ECadId = eId;
ClearMemory();
IList <double> relCoPolys = new List <double>();
{
System.Diagnostics.Debug.Assert(cad2D.IsElementId(CadElementType.Edge, eId));
Edge2D e = cad2D.GetEdge(eId);
relCoPolys = e.GetCurveRelPoint();
}
IList <double> xys = new List <double>();
uint ndiv = (uint)(relCoPolys.Count / 2 + 1);
No = ndiv + 1;
for (int i = 0; i < No * 2; i++)
{
xys.Add(0);
}
uint sVId = cad2D.GetEdgeVertexId(eId, true);
uint eVId = cad2D.GetEdgeVertexId(eId, false);
OpenTK.Vector2d sV = cad2D.GetVertexCoord(sVId);
OpenTK.Vector2d eV = cad2D.GetVertexCoord(eVId);
OpenTK.Vector2d hse = eV - sV;
OpenTK.Vector2d vse = new OpenTK.Vector2d(-hse.Y, hse.X);
xys.Add(sV.X);
xys.Add(sV.Y);
for (int i = 0; i < ndiv - 1; i++)
{
OpenTK.Vector2d v = sV + relCoPolys[i * 2 + 0] * hse + relCoPolys[i * 2 + 1] * vse;
xys.Add(v.X);
xys.Add(v.Y);
}
xys.Add(eV.X);
xys.Add(eV.Y);
//////////////////////////////////////
Mat = new TriDiaMat3(No);
IniX = new double[No * 2];
Ut = new double[No * 3];
Res = new double[No * 3];
Dut = new double[No * 3];
BCFlag = new int[No * 3];
////
for (int i = 0; i < No * 2; i++)
{
IniX[i] = xys[i];
}
for (int i = 0; i < No * 3; i++)
{
Ut[i] = 0;
}
for (int i = 0; i < No * 3; i++)
{
BCFlag[i] = 0;
}
//////////////////////////////////////
SetFixedBoundaryFlag(0, 0);
SetFixedBoundaryFlag(0, 1);
SetFixedBoundaryFlag(No - 1, 0);
SetFixedBoundaryFlag(No - 1, 1);
double alpha;
double ndist;
double normX;
double normY;
ProjectPoint(pickPos.X, pickPos.Y, ref PickedDivIndex,
out alpha, out ndist, out normX, out normY);
if (PickedDivIndex == -1)
{
return;
}
SetFixedBoundaryFlag((uint)PickedDivIndex, 0);
SetFixedBoundaryFlag((uint)PickedDivIndex, 1);
SetFixedBoundaryFlag((uint)PickedDivIndex + 1, 0);
SetFixedBoundaryFlag((uint)PickedDivIndex + 1, 1);
}