public IEnumerable <IPolicyTreeDefinition> GetTreesAvailableFor(ICivilization civ) { return(TechCanon.GetResearchedPolicyTrees(civ).Except(GetTreesUnlockedFor(civ))); }
public IEnumerable <IPolicyTreeDefinition> GetTreesAvailableFor(ICivilization civ) { return(TechCanon.GetResearchedPolicyTrees(civ).Except(GetTreesUnlockedFor(civ))); }