public FrozenActorLayer(Actor self, FrozenActorLayerInfo info)
{
binSize = info.BinSize;
world = self.World;
owner = self.Owner;
frozenActorsById = new Dictionary <uint, FrozenActor>();
// PERF: Partition the map into a series of coarse-grained bins and track changes in the shroud against
// bin - marking that bin dirty if it changes. This is fairly cheap to track and allows us to perform the
// expensive visibility update for frozen actors in these regions.
partitionedFrozenActorIds = new SpatiallyPartitioned <uint>(
world.Map.MapSize.X, world.Map.MapSize.Y, binSize);
var maxX = world.Map.MapSize.X / binSize + 1;
var maxY = world.Map.MapSize.Y / binSize + 1;
dirtyBins = new bool[maxX * maxY];
self.Trait <Shroud>().CellsChanged += cells =>
{
foreach (var cell in cells)
{
var x = cell.U / binSize;
var y = cell.V / binSize;
dirtyBins[y * maxX + x] = true;
}
};
}
public FrozenActorLayer(Actor self, FrozenActorLayerInfo info)
{
binSize = info.BinSize;
world = self.World;
owner = self.Owner;
frozenActorsById = new Dictionary <uint, FrozenActor>();
partitionedFrozenActorIds = new SpatiallyPartitioned <uint>(
world.Map.MapSize.X, world.Map.MapSize.Y, binSize);
self.Trait <Shroud>().OnShroudChanged += uv => dirtyFrozenActorIds.UnionWith(partitionedFrozenActorIds.At(new int2(uv.U, uv.V)));
}
public FrozenActorLayer(World world, FrozenActorLayerInfo info)
{
this.info = info;
frozen = new Dictionary <uint, FrozenActor>();
bins = new List <FrozenActor> [
world.Map.MapSize.X * Game.CellSize / info.BinSize,
world.Map.MapSize.Y *Game.CellSize / info.BinSize];
for (var j = 0; j <= bins.GetUpperBound(1); j++)
{
for (var i = 0; i <= bins.GetUpperBound(0); i++)
{
bins[i, j] = new List <FrozenActor>();
}
}
}
public FrozenActorLayer(World world, FrozenActorLayerInfo info)
{
this.info = info;
frozen = new Dictionary<uint, FrozenActor>();
bins = new List<FrozenActor>[
world.Map.MapSize.X * Game.CellSize / info.BinSize,
world.Map.MapSize.Y * Game.CellSize / info.BinSize];
for (var j = 0; j <= bins.GetUpperBound(1); j++)
for (var i = 0; i <= bins.GetUpperBound(0); i++)
bins[i, j] = new List<FrozenActor>();
}
