/// <summary>
/// Returns the CacheData at a specific point from the grid array. Does not
/// interfere with the savedChunk data (loading or saving). Throws an
/// IndexOutOfRangeException if the specified chunk coordinates are out
/// of the range of the grid.
/// </summary>
/// <param name="chunkX"></param>
/// <param name="chunkZ"></param>
/// <returns></returns>
private CacheData this[int chunkX, int chunkZ]
{
get
{
lock (CacheLock)
{
ChunkCoordinate coord = new ChunkCoordinate(chunkX, chunkZ);
if (savedChunkData.ContainsKey(coord))
{
return(savedChunkData[coord]);
}
if (!IsInGridRange(chunkX, chunkZ))
{
throw new IndexOutOfRangeException();
}
int xIndex = Numerical.IntMod(chunkX, Width);
int zIndex = Numerical.IntMod(chunkZ, Height);
return(cache[xIndex, zIndex]);
}
}
set
{
lock (CacheLock)
{
if (!IsInGridRange(chunkX, chunkZ))
{
throw new IndexOutOfRangeException();
}
int xIndex = Numerical.IntMod(chunkX, Width);
int zIndex = Numerical.IntMod(chunkZ, Height);
cache[xIndex, zIndex] = value;
}
}
}
