Function TileSet.autotileGetIconCoordinate

Returns the subtile that's being used as an icon in an atlas/autotile given its coordinates. The subtile defined as the icon will be used as a fallback when the atlas/autotile's bitmask information is incomplete. It will also be used to represent it in the TileSet editor.

Vector2 autotileGetIconCoordinate (
  const(long) id
) nothrow @nogc const;