private static IBSplineSurfaceEntity ByPointsCore(ref DSPoint[][] points, int uDegree, int vDegree)
{
if (uDegree < 2)
{
throw new System.ArgumentException(string.Format(Properties.Resources.LessThan, "uDegree", "two"), "uDegree");
}
if (uDegree > 10)
{
throw new System.ArgumentException(string.Format(Properties.Resources.GreaterThan, "uDegree", "ten"), "uDegree");
}
if (vDegree < 2)
{
throw new System.ArgumentException(string.Format(Properties.Resources.LessThan, "vDegree", "two"), "vDegree");
}
if (vDegree > 10)
{
throw new System.ArgumentException(string.Format(Properties.Resources.GreaterThan, "vDegree", "ten"), "vDegree");
}
IPointEntity[][] pts = points.ToPointEntityArray(true); //must be rectangular array.
if (null == pts)
{
throw new System.ArgumentException(string.Format(Properties.Resources.InvalidArguments, "points"), "points");
}
// making sure if # of controlVertices > degree by atleast 1
int udiff = pts.Length - uDegree;
if (udiff < 1)
{
uDegree += udiff - 1;
}
int vdiff = pts[0].Length - vDegree;
if (vdiff < 1)
{
vDegree += vdiff - 1;
}
if (pts.Length < 2)
{
throw new System.ArgumentException(string.Format(Properties.Resources.LessThan, "Number of points in U direction", "two"), "points");
}
if (pts[0].Length < 2)
{
throw new System.ArgumentException(string.Format(Properties.Resources.LessThan, "Number of points in V direction", "two"), "points");
}
points = pts.ToPointArray();
IBSplineSurfaceEntity entity = HostFactory.Factory.BSplineSurfaceByPoints(pts, uDegree, vDegree);
if (entity == null)
{
throw new System.Exception(string.Format(Properties.Resources.OperationFailed, "DSBSplineSurface.ByPoints"));
}
return(entity);
}
/// <summary>
///
/// </summary>
/// <param name="tol"></param>
/// <returns></returns>
private DSBSplineSurface ApproxBSplineSurface(double tol)
{
IBSplineSurfaceEntity surface = SurfaceEntity.ApproxBSpline(tol);
return(new DSBSplineSurface(surface, true));
}
/// <summary>
///
/// </summary>
/// <returns></returns>
private DSBSplineSurface ApproxBSplineSurface()
{
IBSplineSurfaceEntity surface = SurfaceEntity.ApproxBSpline(-1.0);
return(new DSBSplineSurface(surface, true));
}
internal static BSplineSurface ToBSurf(this IBSplineSurfaceEntity host, bool persist, Geometry context)
{
return(host.ToGeometry <BSplineSurface, IBSplineSurfaceEntity>(persist, context));
}
internal DSBSplineSurface(IBSplineSurfaceEntity host, bool persist = false)
: base(host, persist)
{
InitializeGuaranteedProperties();
}
internal DSBSplineSurface(IBSplineSurfaceEntity host, bool persist = false)
: base(host, persist)
{
InitializeGuaranteedProperties();
}