public TileNode GetTile(int x, int y)
{
// Console.WriteLine("x" + x + ", y" + y);
TileNode t = null;
_tiles.TryGetValue(BitCruncher.PackTwoShorts(x, y), out t);
return(t);
}
public PointTileNode GetTile(int x, int y)
{
// Console.WriteLine("x" + x + ", y" + y);
PointTileNode t = null;
_tilesByLocalPositionHash.TryGetValue(BitCruncher.PackTwoShorts(x, y), out t);
return(t);
}
public TileType GetTileType(int x, int y)
{
// Console.WriteLine("x" + x + ", y" + y);
TileNode t = null;
if (!_tiles.TryGetValue(BitCruncher.PackTwoShorts(x, y), out t))
{
return(TileType.NOT_SET);
}
return(t.type);
}
public void PackTwoMixedNumbers()
{
int a = 1234;
int b = -4567;
int packed = BitCruncher.PackTwoShorts(a, b);
int aResult;
int bResult;
BitCruncher.UnpackTwoShorts(packed, out aResult, out bResult);
Assert.AreEqual(a, aResult);
Assert.AreEqual(b, bResult);
}
public void PackTwoPositiveNumbers()
{
int a = 1234;
int b = 4567;
int packedInt = BitCruncher.PackTwoShorts(a, b);
int aResult;
int bResult;
BitCruncher.UnpackTwoShorts(packedInt, out aResult, out bResult);
Assert.AreEqual(a, aResult);
Assert.AreEqual(b, bResult);
}
public void PackTwoUnderflowAndOverflow()
{
int a = int.MaxValue;
int b = int.MinValue;
int packed = 99;
Assert.Throws <BitCruncherException>(
() =>
{
packed = BitCruncher.PackTwoShorts(a, 0);
}
);
Assert.Throws <BitCruncherException>(
() =>
{
packed = BitCruncher.PackTwoShorts(0, b);
}
);
Assert.AreEqual(99, packed);
}
