public ChunkedGrid(ChunkedGrid <T> cloneFrom)
{
this.chunkSize = cloneFrom.chunkSize;
this.totalchunkSize = chunkSize * chunkSize;
var cloneBuffer = cloneFrom.buffer;
this.buffer = new NativeList <T>(cloneBuffer.Length, Allocator.Persistent);
for (int i = 0; i < cloneBuffer.Length; i++)
{
this.buffer.Add(cloneBuffer[i]);
}
var cloneHashMap = cloneFrom.hashMap;
var cloneHashMapKeys = cloneFrom.hashMap.GetKeyArray(Allocator.Temp);
this.hashMap = new NativeHashMap <int2, int>(cloneHashMap.Length, Allocator.Persistent);
foreach (var key in cloneHashMapKeys)
{
this.hashMap.TryAdd(key, cloneHashMap[key]);
}
cloneHashMapKeys.Dispose();
lastChunkIndex = cloneFrom.lastChunkIndex;
}
public static AtmosSimulation FromTilemap(Tilemap tilemapVisual, int chunkSize = 3)
{
var tilemapSize = tilemapVisual.size;
var tilemapOrigin = tilemapVisual.origin;
var worstCaseSize = tilemapSize.x * tilemapSize.y;
var grid = new ChunkedGrid <AtmosCell>(chunkSize, worstCaseSize);
for (int x = tilemapOrigin.x; x < tilemapSize.x + tilemapOrigin.x; x++)
{
for (int y = tilemapOrigin.y; y < tilemapSize.y + tilemapOrigin.y; y++)
{
var pos = new Vector3Int(x, y, 0);
// Is there any tile?
var tile = tilemapVisual.GetTile <GridTile>(pos);
if (tile != null)
{
var atmosCell = new AtmosCell()
{
pressure = tile.pressure,
isWall = tile.isWall
};
grid.AddCell(x, y, atmosCell);
}
}
}
return(new AtmosSimulation(grid));
}
public Chunk(ChunkedGrid <T> grid, int2 chunkPos)
{
this.grid = grid;
this.chunkPos = chunkPos;
}
public AtmosSimulation(ChunkedGrid <AtmosCell> grid)
{
currentState = grid;
nextState = grid.Clone();
}
