public void ExtractPatterns()
{
if (!_tilemap)
_tilemap = GetComponent<GameObjectTilemap>();
_patterns.Clear();
Patterns.Clear();
foreach (var pos in _tilemap.Bounds.allPositionsWithin)
{
var tile = _tilemap.GetTile(pos);
if(!tile)
continue;
var pattern = GetOrCreatePattern(tile);
for (var idx = 0; idx < NeighborOffset.Length; idx++)
{
var neighborPos = pos + NeighborOffset[idx];
var neighborTile = _tilemap.GetTile(neighborPos);
if (!neighborTile)
{
if (IncludeEmptyTile)
{
var emptyPattern = GetOrCreateEmptyPattern();
pattern.Neighbors[idx].Add(emptyPattern);
emptyPattern.Neighbors[NeighborOffset.IndexOf(-NeighborOffset[idx])].Add(pattern);
}
continue;
}
var neighborPattern = GetOrCreatePattern(neighborTile);
pattern.Neighbors[idx].Add(neighborPattern);
}
}
foreach(var pattern in _patterns.Values)
Patterns.Add(pattern);
if (IncludeEmptyTile)
Patterns.Add(GetOrCreateEmptyPattern());
}
public void Clear()
{
Patterns.Clear();
}
public void Clear()
{
Patterns.Clear();
LastUniquePatternId = 0;
}
