private void AddCube(Coordinate4D cubeCoordinate)
{
if (!_activeCubes.ContainsKey(cubeCoordinate.Z))
{
_activeCubes[cubeCoordinate.Z] = new Hashtable();
}
var yDimensionHashtable = _activeCubes[cubeCoordinate.Z] as Hashtable;
if (!yDimensionHashtable.ContainsKey(cubeCoordinate.Y))
{
yDimensionHashtable[cubeCoordinate.Y] = new Hashtable();
}
var xDimensionHashtable = yDimensionHashtable[cubeCoordinate.Y] as Hashtable;
if (!xDimensionHashtable.ContainsKey(cubeCoordinate.X))
{
xDimensionHashtable[cubeCoordinate.X] = new HashSet <Coordinate4D>(_coordinateComparer);
}
var wDimensionHashSet = xDimensionHashtable[cubeCoordinate.X] as HashSet <Coordinate4D>;
wDimensionHashSet.Add(cubeCoordinate);
}
public IEnumerable <Coordinate4D> GetNeighbours(Coordinate4D cube)
{
for (var z = cube.Z - 1; z <= cube.Z + 1; z++)
{
for (var y = cube.Y - 1; y <= cube.Y + 1; y++)
{
for (var x = cube.X - 1; x <= cube.X + 1; x++)
{
yield return(new Coordinate4D {
Z = z, Y = y, X = x, W = cube.W - 1
});
yield return(new Coordinate4D {
Z = z, Y = y, X = x, W = cube.W + 1
});
}
}
}
for (var z = cube.Z - 1; z <= cube.Z + 1; z++)
{
for (var y = cube.Y - 1; y <= cube.Y + 1; y++)
{
yield return(new Coordinate4D {
Z = z, Y = y, X = cube.X - 1, W = cube.W
});
yield return(new Coordinate4D {
Z = z, Y = y, X = cube.X + 1, W = cube.W
});
}
}
for (var z = cube.Z - 1; z <= cube.Z + 1; z++)
{
yield return(new Coordinate4D {
Z = z, Y = cube.Y - 1, X = cube.X, W = cube.W
});
yield return(new Coordinate4D {
Z = z, Y = cube.Y + 1, X = cube.X, W = cube.W
});
}
yield return(new Coordinate4D {
Z = cube.Z - 1, Y = cube.Y, X = cube.X, W = cube.W
});
yield return(new Coordinate4D {
Z = cube.Z + 1, Y = cube.Y, X = cube.X, W = cube.W
});
}
private void RemoveCube(Coordinate4D cubeCoordinate)
{
((HashSet <Coordinate4D>)((Hashtable)((Hashtable)_activeCubes[cubeCoordinate.Z])?[cubeCoordinate.Y])?[cubeCoordinate.X])?.Remove(cubeCoordinate);
}