internal SystemVoxel(VoxelPos center, IEnumerable <StarSystem> systems)
{
Center = center;
this.systems = new HashSet <StarSystem>(systems);
foreach (StarSystem system in systems)
{
if (system.HasMaterialTrader)
{
addMaterialTrader(system);
}
}
}
internal SystemVoxel(VoxelPos center)
{
Center = center;
systems = new HashSet <StarSystem>();
}