IEnumerable <T> GetItemsAt_R(int ord, double off, double maxDist)
{
var itosearch = new DiscreteSpaceItem <T>(Vector3D.Axis(ord) * off);
// bin search return 0,(n-1) if found or negative number so that ~result is the index of
// the first element greather thant those we search for
var bsr = sorted[ord].BinarySearch(itosearch, cmp[ord]);
int idx = 0;
if (bsr < 0)
{
idx = ~bsr;
}
else
{
idx = bsr;
}
DiscreteSpaceItem <T> dsi = null;
// right search
for (int i = idx; i < sorted[ord].Count && Abs((dsi = sorted[ord][i]).Mean.GetOrd(ord) - off) <= maxDist; ++i)
{
yield return(dsi.Item);
}
// left search
for (int i = idx - 1; i >= 0 && Abs((dsi = sorted[ord][i]).Mean.GetOrd(ord) - off) <= maxDist; --i)
{
yield return(dsi.Item);
}
}
public void Vector3DTest_0004()
{
var tol = 1e-3;
var xaxis = Vector3D.XAxis;
var yaxis = Vector3D.YAxis;
var zaxis = Vector3D.ZAxis;
Assert.True(xaxis.EqualsTol(tol, Vector3D.Axis(0)));
Assert.True(yaxis.EqualsTol(tol, Vector3D.Axis(1)));
Assert.True(zaxis.EqualsTol(tol, Vector3D.Axis(2)));
Assert.Throws <ArgumentException>(new Action(() => Vector3D.Axis(3)));
}
public void AxisTest()
{
var xaxis = Vector3D.Axis(0);
Assert.True(xaxis.EqualsTol(1e-6, Vector3D.XAxis));
var yaxis = Vector3D.Axis(1);
Assert.True(yaxis.EqualsTol(1e-6, Vector3D.YAxis));
var zaxis = Vector3D.Axis(2);
Assert.True(zaxis.EqualsTol(1e-6, Vector3D.ZAxis));
}
public void AxisTest()
{
var xaxis = Vector3D.Axis(0);
Assert.True(xaxis.EqualsTol(1e-6, Vector3D.XAxis));
var yaxis = Vector3D.Axis(1);
Assert.True(yaxis.EqualsTol(1e-6, Vector3D.YAxis));
var zaxis = Vector3D.Axis(2);
Assert.True(zaxis.EqualsTol(1e-6, Vector3D.ZAxis));
Assert.Throws <ArgumentException>(new Action(() => Vector3D.Axis(3)));
}