private static bool TryGetHybrids(StatRequest req, out IEnumerable <HybridDef> hybridDefs)
{
if (AnimalGroupDef.TryGetGroups(req, out var groups))
{
hybridDefs = groups.Select(a => HybridDef.TryGetHybrids(a, out var h) ? h : null).Where(h => h != null)
.SelectMany(x => x).Select(h => h.Value).SelectMany(x => x).Distinct();
return(true);
}
hybridDefs = default;
return(false);
}
public static bool Guard_Hediff_AnimalFertilityReduced(Pawn male, Pawn female)
{
if (
HybridDef.TryGetHybrids(male.kindDef, female.kindDef, out var hybridList) &&
hybridList.TryGetRandomElement(out var hybrid) &&
hybrid.fertilizationFailesIfGreaterThanZeroCurve.TryGetRandomValue(
out var fertilizationFailesIfGreaterThanZero) &&
fertilizationFailesIfGreaterThanZero >= 0f
)
{
DogsMateMod.Debug(
$"fertilizationFailesIfGreaterThanZero: {fertilizationFailesIfGreaterThanZero:0.000}, " +
"failed"
);
return(true);
}
var maleHediff = SeverityOf(male);
var femaleHediff = SeverityOf(female);
if (maleHediff <= 0f && femaleHediff <= 0f)
{
return(true);
}
if (maleHediff >= 1f || femaleHediff >= 1f)
{
DogsMateMod.Debug(
$"male fertility: {(1f - maleHediff) * 100:0.0}%, " +
$"female fertility: {(1f - femaleHediff) * 100:0.0}%, " +
"can't fertilize"
);
return(false);
}
var threshold =
Mathf.Sqrt((1f - maleHediff) * (1f - femaleHediff) * (1f - Mathf.Max(maleHediff, femaleHediff)));
DogsMateMod.Debug(
$"male fertility: {(1f - maleHediff) * 100:0.0}%, " +
$"female fertility: {(1f - femaleHediff) * 100:0.0}%, " +
$"fertilation chance: {threshold * 50:0.0}%" // RimWorld lets every other fertilation fail.
);
var value = Rand.Value;
return(value <= threshold);
}
public override bool ShouldShowFor(StatRequest req)
{
return(AnimalGroupDef.TryGetGroups(req, out var groups) &&
groups.Any(a => HybridDef.TryGetHybrids(a, out _)));
}
public static bool Replace_DoBirthSpawn(Pawn mother, Pawn father)
{
if (father is null || mother.kindDef == father.kindDef)
{
return(true);
}
var litterCount = Math.Min(GetLitterCount(mother), GetLitterCount(father));
List <(PawnKindDef p, List <HybridDef> h)> hybridKinds = null;
if (
DogsMateMod.TryGetCompatibleFemales(father.kindDef, out var dict) &&
dict.TryGetValue(mother.kindDef, out var hybridDefs) &&
hybridDefs.Count > 0
)
{
hybridKinds = hybridDefs.Select(h => h.children.Where(c => c.IsUsable).Select(a => (a, h)))
.SelectMany(x => x).Select(ah => ah.a.pawnKinds.Where(p => p != null).Select(p => (p, ah.h)))
.SelectMany(x => x).GroupBy(ph => ph.p)
.Select(g => (g.Key, g.Select(ph => ph.h).Where(h => h.IsUsable).ToList())).ToList();
DogsMateMod.Debug(
$"father=<{father.kindDef.ToStringSafe()}> " +
$"mother=<{mother.kindDef.ToStringSafe()}> " +
$"hybrids=<{hybridKinds.Select(ph => ph.p.label).ToCommaList()}>"
);
}
Pawn child = null;
for (var childIndex = 0; childIndex < litterCount; ++childIndex)
{
PawnKindDef childKind;
HybridDef hybridDef = null;
if (hybridKinds != null)
{
hybridKinds.TryGetRandomElement(out var ph);
ph.h.TryGetRandomElement(out hybridDef);
childKind = ph.p;
}
else if (Rand.Value > 0.5f)
{
childKind = mother.kindDef;
}
else
{
childKind = father.kindDef;
}
bool newChildIsGood;
var newChild = PawnGenerator.GeneratePawn(new PawnGenerationRequest(
childKind,
mother.Faction,
forceGenerateNewPawn: false,
newborn: true
));
if (PawnUtility.TrySpawnHatchedOrBornPawn(newChild, mother))
{
if (newChild.playerSettings != null && mother.playerSettings != null)
{
newChild.playerSettings.AreaRestriction = mother.playerSettings.AreaRestriction;
}
if (newChild.RaceProps.IsFlesh)
{
newChild.relations.AddDirectRelation(PawnRelationDefOf.Parent, mother);
newChild.relations.AddDirectRelation(PawnRelationDefOf.Parent, father);
}
if (hybridDef != null)
{
AddHediffs(newChild, hybridDef.childrenHediffs);
switch (newChild.gender)
{
case Gender.Male:
AddHediffs(newChild, hybridDef.maleChildrenHediffs);
break;
case Gender.Female:
AddHediffs(newChild, hybridDef.femaleChildrenHediffs);
break;
}
}
newChildIsGood = true;
}
else
{
Find.WorldPawns.PassToWorld(newChild, PawnDiscardDecideMode.Discard);
newChildIsGood = false;
}
TaleRecorder.RecordTale(TaleDefOf.GaveBirth, mother, newChild);
if (newChildIsGood)
{
child = newChild;
}
}
if (!mother.Spawned)
{
return(false);
}
FilthMaker.TryMakeFilth(mother.Position, mother.Map, ThingDefOf.Filth_AmnioticFluid,
mother.LabelIndefinite(), 5);
mother.caller?.DoCall();
child?.caller?.DoCall();
return(false);
}
