public void CreateUniformPeriodicKnotVector_Throws_An_Exception_If_Are_Not_Valid_Inputs(int degree, int numberOfControlPts)
{
// Are identifies as not valid inputs when:
// Degree and control points count is less than 2.
// Degree is bigger than the control points count.
// Act
Func <KnotVector> funcResult = () => KnotVector.UniformPeriodic(degree, numberOfControlPts);
// Assert
funcResult.Should().Throw <Exception>();
}
public virtual NurbsBase Close()
{
// Wrapping control points
List <Point4> pts = new List <Point4>(ControlPoints);
for (int i = 0; i < Degree; i++)
{
pts.Add(pts[i]);
}
KnotVector knots = KnotVector.UniformPeriodic(Degree, pts.Count);
return(new NurbsCurve(Degree, knots, pts));
}
public void It_Creates_A_Periodic_Uniform_KnotVector()
{
// Arrange
int degree = 2;
int ctrlPts = 5;
KnotVector expectedKnotVector = new KnotVector {
-0.666667, -0.333333, 0, 0.333333, 0.666667, 1, 1.333333, 1.666667
};
// Act
KnotVector knots = KnotVector.UniformPeriodic(degree, ctrlPts);
// Assert
for (int i = 0; i < knots.Count; i++)
{
(expectedKnotVector[i] - knots[i]).Should().BeLessThan(GSharkMath.MaxTolerance);
}
}