public ICollection <Vector2D> ComputePositionsOnPlane(IEnumerable <Vector3D> positions)
{
if (positions == null)
{
throw new ArgumentNullException("positions");
}
IList <Vector2D> positionsOnPlane = new List <Vector2D>(CollectionAlgorithms.EnumerableCount(positions));
foreach (Vector3D position in positions)
{
Vector3D intersectionPoint;
if (IntersectionTests.TryRayPlane(Vector3D.Zero, position.Normalize(), _normal, _d, out intersectionPoint))
{
Vector3D v = intersectionPoint - _origin;
positionsOnPlane.Add(new Vector2D(_xAxis.Dot(v), _yAxis.Dot(v)));
}
else
{
// Ray does not intersect plane
}
}
return(positionsOnPlane);
}
public void EnumerableCount()
{
int[] list = new int[] { 0, 1 };
Assert.AreEqual(2, CollectionAlgorithms.EnumerableCount(list));
Dictionary <int, int> dictionary = new Dictionary <int, int>();
dictionary.Add(0, 0);
dictionary.Add(1, 1);
IEnumerable <KeyValuePair <int, int> > enumerable = dictionary;
Assert.AreEqual(2, CollectionAlgorithms.EnumerableCount(enumerable));
}
public ICollection <Geodetic2D> ToGeodetic2D(IEnumerable <Vector3D> positions)
{
if (positions == null)
{
throw new ArgumentNullException("positions");
}
IList <Geodetic2D> geodetics = new List <Geodetic2D>(CollectionAlgorithms.EnumerableCount(positions));
foreach (Vector3D position in positions)
{
geodetics.Add(ToGeodetic2D(position));
}
return(geodetics);
}
public void EnumerableCountNull()
{
CollectionAlgorithms.EnumerableCount <int>(null);
}