Added a new gene that increases penis size on oral sex

CHANGELOG.md

@@ -6,6 +6,7 @@
 - New Gene for Genderfluid Pawns - daily chance to change sex. Futas just change "display" and keep genitalia, other pawns switch genitalia. XML configurable times & chances. 
 - New Drawings for the Succubi Wings & Tail, thanks to @Monti (donated via Discord)
 - Simple Gene that removes Sex need (called asexual, `rjw_genes_no_sex_need`)
+- New Gene that grows Penisses on Oral sex. Configurable in XML. 
 
 **Fixes:**
 

Common/Defs/GeneDefs/GeneDefs_SexSpecial.xml

@@ -78,4 +78,24 @@
         <biostatMet>-5</biostatMet>
     </GeneDef>    
 
+    <GeneDef ParentName="SpecialBase">
+        <defName>rjw_genes_hormonal_saliva</defName>
+        <label>Hormonal Saliva</label>
+        <description>The saliva of this xenotype stimulates growth in penises. Regular contact will lead to noticable growth.</description>
+        <biostatCpx>2</biostatCpx>
+        <biostatMet>-1</biostatMet>
+        <iconPath>Genes/Icons/Big_Male_Genitalia</iconPath>
+        <displayOrderInCategory>6</displayOrderInCategory>
+
+        <modExtensions>
+            <li Class="RJW_Genes.HormonalSalivaExtension">
+                <!-- SizeIncrement is applied "flat" -->
+                <sizeIncrement>0.02</sizeIncrement>
+                <maxBodySize>2.5</maxBodySize>
+                <!-- CumMultiplier is applied "exponential" -->
+                <cumMultiplier>1.05</cumMultiplier>
+            </li>
+        </modExtensions>
+    </GeneDef>
+
 </Defs>

Source/GeneDefOf.cs

@@ -43,6 +43,7 @@ namespace RJW_Genes
 		public static readonly GeneDef rjw_genes_small_breasts;
 		public static readonly GeneDef rjw_genes_loose_anus;
 		public static readonly GeneDef rjw_genes_tight_anus;
+		public static readonly GeneDef rjw_genes_evergrowth;
 
 		// Gender 
 		public static readonly GeneDef rjw_genes_female_only;
@@ -68,6 +69,7 @@ namespace RJW_Genes
 		public static readonly GeneDef rjw_genes_rapist;
 		public static readonly GeneDef rjw_genes_homosexual;
 		public static readonly GeneDef rjw_genes_bisexual;
+		public static readonly GeneDef rjw_genes_no_sex_need;
 
 		// Damage & Side Effects 
 		[MayRequire("LustLicentia.RJWLabs")] public static readonly GeneDef rjw_genes_elasticity;
@@ -79,6 +81,7 @@ namespace RJW_Genes
 		public static readonly GeneDef rjw_genes_sex_age_drain;
 		public static readonly GeneDef rjw_genes_aphrodisiac_pheromones;
 		public static readonly GeneDef rjw_genes_sexual_mytosis;
+		public static readonly GeneDef rjw_genes_hormonal_saliva;
 
         // LifeForce
         public static readonly GeneDef rjw_genes_lifeforce;

Source/Genes/Special/Defs/HormonalSalivaExtension.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Verse;
+
+namespace RJW_Genes
+{
+    public class HormonalSalivaExtension : DefModExtension
+    {
+        /// <summary>
+        /// How much the genitalia will growth per interaction.
+        /// This is applied "flat", so if you have penis 0.5 and growthRate 0.05 it goes to 0.55, 0.60, 0.65 etc. 
+        /// </summary>
+        public float sizeIncrement;
+        /// <summary>
+        /// Upper Limit for the body size - default should be 2-3
+        /// </summary>
+        public float maxBodySize;
+        /// <summary>
+        /// How much more cum the pawn will make.
+        /// This is applied as multiplication, so if you have cum 20 and multiplier 1.1 you will have 22,24,27 etc. 
+        /// This leads to exponential growth, so try to keep it kinda low. 
+        /// </summary>
+        public float cumMultiplier;
+    }
+}

Source/Genes/Special/Patches/Patch_HormonalSaliva.cs

@@ -0,0 +1,76 @@
+using HarmonyLib;
+using rjw;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Verse;
+
+namespace RJW_Genes
+{
+    [HarmonyPatch(typeof(SexUtility), "Aftersex")]
+    public class Patch_HormonalSaliva
+    {
+        // TODO: Reduce to 0.02 after debug. 
+        const float SIZE_INCREMENT_FALLBACK = 0.02f;
+        const float MAX_BODY_SIZE_FALLBACK = 2.5f;
+        const float CUM_MULTIPLIER_FALLBACK = 1.05f;
+
+        public static void Postfix(SexProps props)
+        {
+            if (props == null || props.pawn == null || props.partner == null || props.partner.IsAnimal())
+            {
+                return;
+            }
+
+            Pawn pawn = props.pawn;
+            Pawn partner = props.partner;
+
+
+            if (GeneUtility.HasGeneNullCheck(pawn, GeneDefOf.rjw_genes_hormonal_saliva) && (props.sexType == xxx.rjwSextype.Oral || props.sexType == xxx.rjwSextype.Sixtynine || props.sexType == xxx.rjwSextype.Fellatio))
+            {
+                GrowPenisses(partner);
+            }
+
+            if (GeneUtility.HasGeneNullCheck(partner, GeneDefOf.rjw_genes_hormonal_saliva) && (props.sexType == xxx.rjwSextype.Oral || props.sexType == xxx.rjwSextype.Sixtynine || props.sexType == xxx.rjwSextype.Fellatio))
+            {
+                GrowPenisses(pawn);
+            }
+
+        }
+
+        private static void GrowPenisses(Pawn pawn)
+        {
+
+            HormonalSalivaExtension salivaExt = GeneDefOf.rjw_genes_hormonal_saliva.GetModExtension<HormonalSalivaExtension>();
+
+            float size_increment = salivaExt?.sizeIncrement ?? SIZE_INCREMENT_FALLBACK;
+            float maximum_body_size = salivaExt?.maxBodySize ?? MAX_BODY_SIZE_FALLBACK;
+            float cum_multiplier = salivaExt?.cumMultiplier ?? CUM_MULTIPLIER_FALLBACK;
+
+
+            List<Hediff> AllPenisses = Genital_Helper.get_AllPartsHediffList(pawn).FindAll(x => Genital_Helper.is_penis(x));
+            foreach (Hediff penis in AllPenisses)
+            {
+                CompHediffBodyPart CompHediff = penis.TryGetComp<rjw.CompHediffBodyPart>();
+                if (penis.Severity < 1.00)
+                {
+                    penis.Severity = Math.Min(1.01f, penis.Severity + size_increment);
+                }
+                else
+                {
+                    if (CompHediff != null && CompHediff.SizeOwner <= maximum_body_size)
+                    {
+                        CompHediff.SizeOwner += size_increment;
+                    }
+                }
+
+                // Increase Fluid
+                if (CompHediff != null)
+                    CompHediff.FluidAmmount *= cum_multiplier;
+            }
+        }
+
+    }
+}

Source/Rjw-Genes.csproj

@@ -142,9 +142,11 @@
     <Compile Include="Genes\Life_Force\JobGivers\JobGiver_GetLifeForce.cs" />
     <Compile Include="Genes\Life_Force\ThinkNodes\ThinkNode_NewFlirtTarget.cs" />
     <Compile Include="Genes\Patch_AddNotifyOnGeneration.cs" />
-    <Compile Include="Genes\Special\AgeTransferExtension.cs" />
-    <Compile Include="Genes\Special\Patch_AgeDrain.cs" />
-    <Compile Include="Genes\Special\Patch_OrgasmMytosis.cs" />
+    <Compile Include="Genes\Special\Defs\AgeTransferExtension.cs" />
+    <Compile Include="Genes\Special\Defs\HormonalSalivaExtension.cs" />
+    <Compile Include="Genes\Special\Patches\Patch_AgeDrain.cs" />
+    <Compile Include="Genes\Special\Patches\Patch_HormonalSaliva.cs" />
+    <Compile Include="Genes\Special\Patches\Patch_OrgasmMytosis.cs" />
     <Compile Include="Interactions\SuccubusTailjob\CompAbility_SexInteractionRequirements.cs" />
     <Compile Include="Genes\Life_Force\Abilities\CompAbilityEffect_PussyHeal.cs" />
     <Compile Include="Genes\Life_Force\Abilities\CompProperties_AbilityLifeForceCost.cs" />
@@ -159,10 +161,10 @@
     <Compile Include="Genes\Life_Force\Genes\Gene_LifeForce.cs" />
     <Compile Include="Genes\RJW_Gene.cs" />
     <Compile Include="Genes\Genitalia\GenitaliaUtility.cs" />
-    <Compile Include="Genes\Special\Gene_Aphrodisiac_Pheromones.cs" />
+    <Compile Include="Genes\Special\Genes\Gene_Aphrodisiac_Pheromones.cs" />
     <Compile Include="Genes\Life_Force\Patches\Patch_SatisfyPersonal_LifeForceGain.cs" />
-    <Compile Include="Genes\Special\Patch_OrgasmRush.cs" />
-    <Compile Include="Genes\Special\Patch_Youth_Fountain.cs" />
+    <Compile Include="Genes\Special\Patches\Patch_OrgasmRush.cs" />
+    <Compile Include="Genes\Special\Patches\Patch_Youth_Fountain.cs" />
     <Compile Include="HarmonyInit.cs" />
     <Compile Include="HediffDefOf.cs" />
     <Compile Include="Interactions\SuccubusTailjob\CustomSexInteraction_Helper.cs" />