/// <summary>
/// refreshes the <see cref="Edge.ParamCurve"/> of the <see cref="EdgeList"/>.
/// <see cref="ParamCurves"/>-liste. Diese doppelte Verwaltung der ParamCurves wird lediglich aus Performancegründen gemacht.
/// </summary>
public virtual void RefreshParamCurves()
{
Solid P = Parent;
DrawPoints = new Loxyz();
DrawPoints.Count = Bounds.Count;
if (ParamCurves == null)
{
Surface.BoundedCurves = new Loca();
}
ParamCurves.Clear();
for (int i = 0; i < Bounds.Count; i++)
{
EdgeLoop EL = Bounds[i];
CurveArray CA = new CurveArray();
ParamCurves.Add(CA);
for (int j = 0; j < EL.Count; j++)
{
Edge E = EL[j];
if (!DrawRelativToSurfaceBase)
{
DrawPoints[i].Add(E.EdgeStart.Value);
}
Curve c = Surface.To2dCurve(EL[j].EdgeCurve);
if (!EL[j].SameSense)
{
c.Invert();
}
EL[j].ParamCurve = c;
CA.Add(c);
}
xyArray A = CA.getxyArrayClosed(false);
DrawPoints[i] = A.ToxyzArray();
}
}
void RefreshNormals()
{
Normals = new Loxyz();
Normals.Count = Bounds.Count;
DrawPoints = new Loxyz();
DrawPoints.Count = ParamCurves.Count;
if (!DrawRelativToSurfaceBase)
{
for (int i = 0; i < Bounds.Count; i++)
{
EdgeLoop EL = Bounds[i];
for (int k = 0; k < EL.Count; k++)
{
Edge E = EL[k];
DrawPoints[i].Add(E.EdgeStart.Value);
}
}
}
for (int i = 0; i < ParamCurves.Count; i++)
{
xyArray A = ParamCurves[i].getxyArrayClosed(false);
if (DrawRelativToSurfaceBase)
{
DrawPoints[i] = A.ToxyzArray();
}
int ct = 0;
for (int t = 0; t < ParamCurves[i].Count; t++)
{
ct = ct + ParamCurves[i][t].Resolution;
}
xyzArray NormalsLoop = new xyzArray(ct);
Normals[i] = NormalsLoop;
int id = 0;
for (int j = 0; j < ParamCurves[i].Count; j++)
{
List <Face> L = GetFaces(this, i, j);
Edge E = Bounds[i][j];
if (L == null)
{
Normals = null;
DrawPoints = null;
return;
}
double SmoothAngle = Parent.SmoothAngle;
xyz N = Surface.Normal(0, 0).normalized();
xyz N1 = Surface.Normal(0, 0).normalized();
for (int k = 0; k < L.Count; k++)
{
if (System.Math.Abs((N1 * L[k].Surface.Normal(0, 0).normalized())) > System.Math.Cos(SmoothAngle))
{
N = N + L[k].Surface.Normal(0, 0).normalized();
}
}
N = N.normalized();
if (DrawRelativToSurfaceBase)
{
Matrix M = Surface.Base.ToMatrix().invert();
N = M * N - M * new xyz(0, 0, 0);
}
NormalsLoop[id] = N;
id++;
}
}
}