/// <summary>
/// Lists out all coordinates of tiles present in <see cref="Layer2"/> that don't have anything underneath in <see cref="Layer1"/> to support them.
/// </summary>
/// <returns></returns>
public List <string> GetUnsupportedTiles()
{
var result = new List <string>();
for (int x = 0; x < FieldItemLayer.FieldItemWidth; x++)
{
for (int y = 0; y < FieldItemLayer.FieldItemHeight; y++)
{
var tile = Layer2.GetTile(x, y);
if (tile.IsNone)
{
continue;
}
var support = Layer1.GetTile(x, y);
if (!support.IsNone)
{
continue; // dunno how to check if the tile can actually have an item put on top of it...
}
result.Add($"{x:000},{y:000}");
}
}
return(result);
}
private void SetTileActiveFlags(FieldItemLayer tiles, int ofs)
{
// Although the Tiles are arranged y-column (y-x) based, the 'isActive' flags are arranged x-row (x-y) based.
// We can turn the isActive flag off if the item is not a root or the item cannot be animated.
for (int x = 0; x < 224; x++)
{
for (int y = 0; y < 192; y++)
{
var tile = tiles.GetTile(x, y);
var isActive = IsActive(ofs, x, y);
if (!isActive)
{
continue;
}
bool empty = tile.IsNone;
if (empty)
{
Debug.WriteLine($"Flag at ({x},{y}) is not a root object.");
}
}
}
}
public bool IsOccupied(int x, int y) => !Layer1.GetTile(x, y).IsNone || !Layer2.GetTile(x, y).IsNone;
