public eDirection GetNeighbours(VoxPos Position)
{
eDirection Directions = 0;
if (Check(1, 0, 0))
{
Directions |= eDirection.Right;
}
if (Check(-1, 0, 0))
{
Directions |= eDirection.Left;
}
if (Check(0, 1, 0))
{
Directions |= eDirection.Up;
}
if (Check(0, -1, 0))
{
Directions |= eDirection.Down;
}
if (Check(0, 0, 1))
{
Directions |= eDirection.Forward;
}
if (Check(0, 0, -1))
{
Directions |= eDirection.Backwards;
}
return(Directions);
bool Check(int X_Offset, int Y_Offset, int Z_Offset)
{
int Neighbour_X = Position.X + X_Offset;
int Neighbour_Y = Position.Y + Y_Offset;
int Neighbour_Z = Position.Z + Z_Offset;
if (!VoxPos.IsValidVoxPos(Neighbour_X, Neighbour_Y, Neighbour_Z))
{
return(false);
}
VoxPos Pos = new VoxPos(Neighbour_X, Neighbour_Y, Neighbour_Z);
return(IsWithin(Pos) && Data[To1D(Pos)] != 0);
}
}
public Voxel?GetVoxel(VoxPos Pos)
{
if (!IsWithin(Pos))
{
return(null);
}
byte Index = Data[To1D(Pos)];
if (Index == 0)
{
return(null);
}
return(new Voxel
{
Position = Pos,
Index = Index,
Neighbours = GetNeighbours(Pos)
});
}
public int To1D(VoxPos Pos)
{
return(Pos.X + Pos.Y * Size_X + Pos.Z * Size_X * Size_Y);
}
public byte GetIndex(VoxPos Pos) => Data[To1D(Pos)];
public void SetIndex(VoxPos Pos, byte Index) => Data[To1D(Pos)] = Index;
public bool IsWithin(VoxPos Pos) => Pos.X < Size_X && Pos.Y < Size_Y && Pos.Z < Size_Z;