public static void BuildTileset(LDtkDataLayer layer, LDtkDataTile[] tiles, LDtkTilesetAssetCollection assets, Tilemap[] tilemaps)
{
LDtkDefinitionTileset definition = layer.IsAutoTilesLayer
? layer.Definition.AutoTilesetDefinition
: layer.Definition.TileLayerDefinition;
LDtkTilesetAsset asset = assets.GetAssetByIdentifier(definition.identifier);
if (asset == null)
{
return;
}
//figure out if we have already built a tile in this position. otherwise, build up to the next tilemap
Dictionary <Vector2Int, int> builtTileLayering = new Dictionary <Vector2Int, int>();
foreach (LDtkDataTile tileData in tiles)
{
Vector2Int px = tileData.px.ToVector2Int();
int tilemapLayer = GetTilemapLayerToBuildOn(builtTileLayering, px, tilemaps.Length - 1);
BuildTile(layer, tileData, asset, tilemaps[tilemapLayer]);
}
}
private static void BuildTilesetLayer(LDtkDataLayer layer, LDtkDataTile[] tiles,
LDtkTilesetAssetCollection tilesetAssets, Grid tilemapPrefab)
{
if (IsAssetNull(tilesetAssets))
{
return;
}
var grouped = tiles.Select(p => p.px.ToVector2Int()).ToLookup(x => x);
int maxRepetitions = grouped.Max(x => x.Count());
string objName = layer.__identifier;
if (layer.IsIntGridLayer)
{
objName += "_AutoLayer";
}
//this is for the potential of having multiple rules apply to the same tile. make multiple Unity Tilemaps.
Tilemap[] tilemaps = new Tilemap[maxRepetitions];
for (int i = 0; i < maxRepetitions; i++)
{
string name = objName;
name += $"_{i}";
Tilemap tilemap = BuildUnityTileset(name, tilemapPrefab);
if (tilemap == null)
{
return;
}
tilemaps[i] = tilemap;
}
LDtkBuilderTileset.BuildTileset(layer, tiles, tilesetAssets, tilemaps);
}
private static void BuildTilesetLayer(LDtkDataLayer layer, LDtkDataTile[] tiles,
LDtkTilesetAssetCollection tilesetAssets, Grid tilemapPrefab)
{
if (IsAssetNull(tilesetAssets))
{
return;
}
if (IsAssetNull(tilemapPrefab))
{
return;
}
var grouped = tiles.Select(p => p.px.ToVector2Int()).ToLookup(x => x);
int maxRepetitions = grouped.Max(x => x.Count());
string gameObjectName = layer.__identifier;
if (layer.IsIntGridLayer)
{
gameObjectName += "_AutoLayer";
}
//this is for the potential of having multiple rules apply to the same tile. make multiple Unity Tilemaps.
Tilemap[] tilemaps = new Tilemap[maxRepetitions];
for (int i = 0; i < maxRepetitions; i++)
{
DecrementLayer();
string name = gameObjectName;
name += $"_{i}";
Tilemap tilemap = LDtkUnityTilesetBuilder.BuildUnityTileset(name, tilemapPrefab, _layerSortingOrder);
if (tilemap == null)
{
return;
}
tilemaps[i] = tilemap;
}
LDtkBuilderTileset.BuildTileset(layer, tiles, tilesetAssets, tilemaps);
//set each layer's alpha
foreach (Tilemap tilemap in tilemaps)
{
LDtkUnityTilesetBuilder.SetTilesetOpacity(tilemap, layer.__opacity);
}
}