/*public Graph2dNode this[IVector2 _coord]
* {
* get { return m_Nodes[_coord]; }
* }*/
public double GetEdgeWeight(IVector2 _from, G2Dir _direction)
{
if (Bidirectional)
{
return(m_Nodes[_from].GetEdge(_direction));
}
else
{
return(m_Nodes[_from + DirMap.Get(_direction)].Weight);
}
}
/// <summary>
/// Bidirectional use only. Returns edge weight in specified direction.
/// </summary>
/// <param name="_direction"></param>
/// <returns></returns>
internal double GetEdge(G2Dir _direction)
{
if (!bidirectional)
{
throw new NotImplementedException();
}
if ((int)_direction < 0 || (int)_direction > 7)
{
throw new ArgumentException();
}
return(m_EdgeWeight[(int)_direction]);
}
/// <summary>
/// Bidirectional use only. Creates and returns an exact copy with the new weight at specified edge in specified direction.
/// </summary>
/// <param name="_direction"></param>
/// <param name="_weight"></param>
/// <returns></returns>
internal Graph2dNode CreateUpdatedEdge(G2Dir _direction, double _weight)
{
if (bidirectional)
{
if (m_EdgeWeight[(int)_direction] == _weight)
{
return(this);
}
var newWeights = new double[8];
for (int i = 0; i < 8; ++i)
{
if (i == (int)_direction)
{
newWeights[i] = _weight;
}
else
{
newWeights[i] = m_EdgeWeight[i];
}
}
return(new Graph2dNode(newWeights));
}
throw new NotImplementedException();
}
public static IVector2 Get(G2Dir _dir)
{
return(Vecs[(int)_dir]);
}
