/// <summary>
/// Process any active subchunks
/// </summary>
public void Process()
{
for (int subchunkX = 0; subchunkX < World.SubChunksPerChunkWidth; subchunkX++)
{
int activeSubChunksFound = 0;
if (activeSubChunksInColumn[subchunkX] == 0)
{
continue;
}
int activeSubChunks = activeSubChunksInColumn[subchunkX];
for (int subchunkY = World.SubChunksPerChunkHeight - 1; subchunkY >= 0; subchunkY--)
{
SubChunk subchunk = GetSubChunkAtPosition(subchunkX, subchunkY);
if (!subchunk.Active)
{
continue;
}
subchunk.Process();
activeSubChunksFound += 1;
if (activeSubChunksFound >= activeSubChunks)
{
break;
}
}
}
}
public Cell GetCellAtPositionIfValid(int x, int y)
{
SubChunk subchunk = GetSubChunkAtPositionIfValid(x, y);
if (subchunk != null)
{
return(subchunk.GetCellAtPosition(x % cellsPerSubChunkWidth, y % cellsPerSubChunkHeight));
}
return(null);
}
public Cell(SubChunk subChunk, int cellX, int cellY, int cellXLocal, int cellYLocal)
{
SubChunk = subChunk;
this.cellX = cellX;
this.cellY = cellY;
this.cellXLocal = cellXLocal;
this.cellYLocal = cellYLocal;
baseSand = new Sand.Air();
BaseSand = baseSand;
}
/// <summary>
/// Create a new chunk
/// </summary>
/// <param name="world">World the chunk is apart of</param>
/// <param name="chunkX">X position in world</param>
/// <param name="chunkY">Y position in world</param>
/// <param name="chunkXIndex">X index</param>
/// <param name="chunkYIndex">Y index</param>
public Chunk(World world, int chunkX, int chunkY, int chunkXIndex, int chunkYIndex)
{
World = world;
SubChunks = new SubChunk[world.SubChunksPerChunkWidth, world.SubChunksPerChunkHeight];
this.chunkXIndex = chunkXIndex;
this.chunkYIndex = chunkYIndex;
this.chunkX = chunkX;
this.chunkY = chunkY;
activeSubChunksInColumn = new int[World.SubChunksPerChunkWidth];
for (int x = 0; x < world.SubChunksPerChunkWidth; x++)
{
activeSubChunksInColumn[x] = 0;
for (int y = 0; y < world.SubChunksPerChunkHeight; y++)
{
SubChunk c = new SubChunk(this, x * world.CellsPerSubChunkWidth + ChunkXIndex * world.CellsPerChunkWidth, y * world.CellsPerSubChunkHeight + ChunkYIndex * world.CellsPerChunkHeight, x, y);
SubChunks[x, y] = c;
}
}
}
/// <summary>
/// Activate the given subchunk
/// </summary>
/// <param name="subChunk">The subchunk to Activate</param>
internal void SubChunkActivated(SubChunk subChunk)
{
ProcessableSubChunks += 1;
activeSubChunksInColumn[subChunk.SubChunkXIndex] += 1;
}
public Cell GetCellAtPosition(int x, int y)
{
SubChunk subChunk = GetSubChunkAtPosition(x, y);
return(subChunk.GetCellAtPosition(x % cellsPerSubChunkWidth, y % cellsPerSubChunkHeight));
}