/// <summary>
/// Adds grid neighbour to node, direction ints should be in [-1, 1]
/// </summary>
/// <param name="node"></param>
/// <param name="x">neighbour x idx</param>
/// <param name="y">neighbour y idx</param>
/// <param name="z">neighbour z idx</param>
private void AddNeighbour(Node node, int x, int y, int z)
{
if (x < 0 || x > xSize - 1)
{
return;
}
if (y < 0 || y > ySize - 1)
{
return;
}
if (z < 0 || z > zSize - 1)
{
return;
}
node.AddNeighbourIdentifier(new Vector3(x, y, z));
}