// var slotsUsed = ApparelSlotMaker.Create(body, wornApparel);
// foreach (var def in Utility.apparelDefs.Where(t => t.IsApparel && !slotsUsed.Intersects(ApparelSlotMaker.Create(body, t))))
// yield return def;
public static List <Tuple <Item, Tag> > WornApparelFor(BodyDef def, List <Tuple <Item, Tag, int> > apparels)
{
var wornApparels = new List <Tuple <Item, Tag> >();
ApparelSlot wornApparelSlots = null;
foreach (var(apparel, tag, _) in apparels.OrderBy(app => app.Item3))
{
// can obviously wear it if we aren't wearing anything
if (wornApparelSlots == null)
{
wornApparelSlots = ApparelSlotMaker.Create(def, apparel.Def);
wornApparels.Add(new Tuple <Item, Tag>(apparel, tag));
continue;
}
var apparelSlots = ApparelSlotMaker.Create(def, apparel.Def);
if (!wornApparelSlots.Intersects(apparelSlots))
{
wornApparels.Add(new Tuple <Item, Tag>(apparel, tag));
wornApparelSlots = ApparelSlotMaker.Create(def, wornApparels.Select(kv => kv.Item1.Def));
}
}
return(wornApparels);
}
private bool IntersectsWith(ApparelSlot other)
{
if (other.bodyDef != bodyDef)
{
Log.ErrorOnce("Trying to do intersection calculations on an a pair of ApparelSlots which refer to different body defs", 23869504);
}
foreach (var(key, value) in other.bodyPartGroups)
{
if (interferingBodyPartGroups.TryGetValue(key, out var bodyPartGroupDefs) && bodyPartGroupDefs.Intersect(value).Any())
{
return(true);
}
}
foreach (var(key, value) in bodyPartGroups)
{
if (other.interferingBodyPartGroups.TryGetValue(key, out var bodyPartGroupDefs) && bodyPartGroupDefs.Intersect(value).Any())
{
return(true);
}
}
return(false);
}
public bool Intersects(ApparelSlot other)
{
if (!intersectionCache.TryGetValue(other, out var intersects))
{
intersects = IntersectsWith(other);
intersectionCache.Add(other, intersects);
}
return(intersects);
}
public static ApparelSlot Create(BodyDef def, ThingDef apparel)
{
var kp = new KeyPair(def, apparel);
if (!cachedApparelSlots.TryGetValue(kp, out var slot))
{
slot = new ApparelSlot(def, apparel);
cachedApparelSlots.Add(kp, slot);
}
return(slot);
}