public BezierPatchForeignEdge(ForeignShell parent, ControlPoint[] points, int index)
: base(parent)
{
Debug.Assert(points != null);
NurbsData data = new NurbsData(4, false, false, new Knot[] { new Knot(0, 4), new Knot(1, 4) });
nurbsCurve = NurbsCurve.CreateFromControlPoints(data, points);
this.index = index;
}
public BezierPatchForeignFace(ForeignShell parent, ControlPoint[,] vertices)
: base(parent)
{
Debug.Assert(vertices != null);
this.vertices = vertices;
NurbsData dataU = new NurbsData(4, false, false, new Knot[] { new Knot(0, 4), new Knot(1, 4) });
NurbsData dataV = new NurbsData(4, false, false, new Knot[] { new Knot(0, 4), new Knot(1, 4) });
surface = NurbsSurface.Create(dataU, dataV, vertices);
}
private Point GetFivePointNurbsAverage(int[,] indices)
{
var knots = new Knot[] {
new Knot(0, 4),
new Knot(1, 4)
};
var controlPoints = new ControlPoint[] {
new ControlPoint(Point.Create(tabAngles[indices[0, 0]][indices[0, 1]], GetSpanAt(indices[0, 0], indices[0, 1]), 0), 1),
new ControlPoint(Point.Create(tabAngles[indices[1, 0]][indices[1, 1]], GetSpanAt(indices[1, 0], indices[1, 1]), 0), 1),
new ControlPoint(Point.Create(tabAngles[indices[2, 0]][indices[2, 1]], GetSpanAt(indices[2, 0], indices[2, 1]), 0), 1),
new ControlPoint(Point.Create(tabAngles[indices[3, 0]][indices[3, 1]], GetSpanAt(indices[3, 0], indices[3, 1]), 0), 1),
new ControlPoint(Point.Create(tabAngles[indices[4, 0]][indices[4, 1]], GetSpanAt(indices[4, 0], indices[4, 1]), 0), 1)
};
NurbsData data = new NurbsData(5, false, false, knots);
NurbsCurve curve = NurbsCurve.CreateFromControlPoints(data, controlPoints);
Point midpoint = curve.Evaluate(0.5).Point;
return(midpoint);
}
private Point GetFivePointNurbsAverage(int[,] indices)
{
var knots = new Knot[] {
new Knot(0, 4),
new Knot(1, 4)
};
var controlPoints = new ControlPoint[] {
new ControlPoint(Point.Create(tabAngles[indices[0,0]][indices[0,1]], GetSpanAt(indices[0,0], indices[0,1]),0), 1),
new ControlPoint(Point.Create(tabAngles[indices[1,0]][indices[1,1]], GetSpanAt(indices[1,0], indices[1,1]),0), 1),
new ControlPoint(Point.Create(tabAngles[indices[2,0]][indices[2,1]], GetSpanAt(indices[2,0], indices[2,1]),0), 1),
new ControlPoint(Point.Create(tabAngles[indices[3,0]][indices[3,1]], GetSpanAt(indices[3,0], indices[3,1]),0), 1),
new ControlPoint(Point.Create(tabAngles[indices[4,0]][indices[4,1]], GetSpanAt(indices[4,0], indices[4,1]),0), 1)
};
NurbsData data = new NurbsData(5, false, false, knots);
NurbsCurve curve = NurbsCurve.CreateFromControlPoints(data, controlPoints);
Point midpoint = curve.Evaluate(0.5).Point;
return midpoint;
}
public BezierPatchForeignFace(ForeignShell parent, ControlPoint[,] vertices)
: base(parent)
{
Debug.Assert(vertices != null);
this.vertices = vertices;
NurbsData dataU = new NurbsData(4, false, false, new Knot[] { new Knot(0, 4), new Knot(1, 4) });
NurbsData dataV = new NurbsData(4, false, false, new Knot[] { new Knot(0, 4), new Knot(1, 4) });
surface = NurbsSurface.Create(dataU, dataV, vertices);
}
public BezierPatchForeignEdge(ForeignShell parent, ControlPoint[] points, int index)
: base(parent)
{
Debug.Assert(points != null);
NurbsData data = new NurbsData(4, false, false, new Knot[] { new Knot(0, 4), new Knot(1, 4) });
nurbsCurve = NurbsCurve.CreateFromControlPoints(data, points);
this.index = index;
}
