/// <summary>
/// Check if the point is coincident with another point.
/// </summary>
/// <param name="obj">The object with which to compare.</param>
/// <param name="tolerance">The tolerance. Default value: 0.0.</param>
/// <returns>Result of comparison.</returns>
public bool SamePoint(GmshMeshNode obj, double tolerance = 0.0)
{
for (int i = 0; i < 3; ++i)
{
if (Math.Abs(obj.GetValue(i) - this.GetValue(i)) > tolerance)
{
return(false);
}
}
return(true);
}
public GmshMeshNode FindNearestNode(Point3D p)
{
double distance = double.MaxValue;
GmshMeshNode nearestNode = _nodes[0];
foreach (var n in _nodes)
{
double d = (n.Point - p).Length;
if (d == 0.0)
{
// Exact point found
return(n);
}
else if (d < distance)
{
distance = d;
nearestNode = n;
}
}
return(nearestNode);
}
/// <summary>
/// Check for equality.
/// </summary>
/// <param name="obj">The object with which to compare.</param>
/// <returns>Result of comparison.</returns>
public bool Equals(GmshMeshNode obj)
{
return((obj.ID == this.ID) && (obj.X == this.X) && (obj.Y == this.Y) && (obj.Z == this.Z));
}