public virtual NurbsBase Reverse()
{
List <Point4> controlPts = new List <Point4>(ControlPoints);
controlPts.Reverse();
KnotVector knots = KnotVector.Reverse(Knots);
return(new NurbsCurve(Degree, knots, controlPts));
}
public void It_Reverses_A_Knot_Vectors()
{
// Assert
KnotVector knotVector = new KnotVector {
0, 0, 0, 0, 1, 1, 2, 2, 2, 3, 3.3, 4, 4, 4
};
KnotVector expectedKnotVector = new KnotVector {
0, 0, 0, 0.7000000000000002, 1, 2, 2, 2, 3, 3, 4, 4, 4, 4
};
// Act
KnotVector reversedKnots = KnotVector.Reverse(knotVector);
// Arrange
reversedKnots.Should().BeEquivalentTo(expectedKnotVector);
}
public NurbsBase ClampEnds()
{
List <Point4> evalPts = new List <Point4>(ControlPoints);
KnotVector clampedKnots = new KnotVector(Knots);
int j = 2;
while (j-- > 0)
{
Evaluate.Curve.DeBoor(ref evalPts, clampedKnots, Degree, clampedKnots[Degree]);
for (int i = 0; i < Degree; i++)
{
clampedKnots[i] = clampedKnots[Degree];
}
evalPts.Reverse();
clampedKnots.Reverse();
}
return(new NurbsCurve(Degree, clampedKnots, evalPts));
}
