public CellInfoLayerPool(Map map)
{
defaultLayer =
CellLayer <CellInfo> .CreateInstance(
mpos => new CellInfo(int.MaxValue, int.MaxValue, mpos.ToCPos(map), CellStatus.Unvisited),
new Size(map.MapSize.X, map.MapSize.Y),
map.Grid.Type);
}
public CellLayer <CellInfo> NewLayer(Map map)
{
CellLayer <CellInfo> result = null;
var mapSize = new Size(map.MapSize.X, map.MapSize.Y);
// HACK: Uses a static cache so that double-ended searches (which have two PathSearch instances)
// can implicitly share data. The PathFinder should allocate the CellInfo array and pass it
// explicitly to the things that need to share it.
while (cellInfoPool.Count > 0)
{
var cellInfo = GetFromPool();
if (cellInfo.Size != mapSize || cellInfo.Shape != map.TileShape)
{
Log.Write("debug", "Discarding old pooled CellInfo of wrong size.");
continue;
}
result = cellInfo;
break;
}
if (result == null)
{
result = new CellLayer <CellInfo>(map);
}
lock (defaultCellInfoLayerSync)
{
if (defaultCellInfoLayer == null ||
defaultCellInfoLayer.Size != mapSize ||
defaultCellInfoLayer.Shape != map.TileShape)
{
defaultCellInfoLayer =
CellLayer <CellInfo> .CreateInstance(
mpos => new CellInfo(int.MaxValue, int.MaxValue, mpos.ToCPos(map), CellStatus.Unvisited),
new Size(map.MapSize.X, map.MapSize.Y),
map.TileShape);
}
result.CopyValuesFrom(defaultCellInfoLayer);
}
return(result);
}
