Garrison Domestic Animals into the Corral to get a <ResourceTrickle> of Food.

By aura.

Differential revision: D4380
Original patch by: @wowgetoffyourcellphone
Comments by: @chrstgtr, @borg-, @LetswaveaBook, @marder, @Micfild,
@Silier
Refs. #1907

This was SVN commit r27244.

binaries/data/mods/public/simulation/data/auras/structures/corral_garrison.json

@@ -0,0 +1,9 @@
+{
+	"type": "garrisonedUnits",
+	"affects": ["Domestic"],
+	"modifications": [
+		{ "value": "ResourceTrickle/Rates/food", "add": 1 }
+	],
+	"auraDescription" : "Garrison domesticated animals within the Corral to enable a slow trickle of food per animal.",
+	"auraName": "Ranching and Corralling"
+}

binaries/data/mods/public/simulation/templates/gaia/fauna_goat.xml

@@ -25,6 +25,9 @@
     <Max>70</Max>
     <MaxGatherers>2</MaxGatherers>
   </ResourceSupply>
+  <ResourceTrickle>
+    <Interval>5000</Interval>
+  </ResourceTrickle>
   <Sound>
     <SoundGroups>
       <select>actor/fauna/animal/goat_select.xml</select>

binaries/data/mods/public/simulation/templates/gaia/fauna_pig.xml

@@ -25,6 +25,9 @@
     <Max>150</Max>
     <MaxGatherers>4</MaxGatherers>
   </ResourceSupply>
+  <ResourceTrickle>
+    <Interval>3000</Interval>
+  </ResourceTrickle>
   <Sound>
     <SoundGroups>
       <select>actor/fauna/animal/pig_select.xml</select>

binaries/data/mods/public/simulation/templates/template_structure_resource_corral.xml

@@ -1,5 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Entity parent="template_structure_resource">
+  <Auras datatype="tokens">
+    structures/corral_garrison
+  </Auras>
   <Cost>
     <BuildTime>50</BuildTime>
     <Resources>
@@ -10,6 +13,14 @@
     <Square width="18.0" depth="17.0"/>
     <Height>5.0</Height>
   </Footprint>
+  <GarrisonHolder>
+    <Max>8</Max>
+    <EjectHealth>0.5</EjectHealth>
+    <EjectClassesOnDestroy datatype="tokens">Animal</EjectClassesOnDestroy>
+    <List datatype="tokens">Animal</List>
+    <BuffHeal>1</BuffHeal>
+    <LoadingRange>4</LoadingRange>
+  </GarrisonHolder>
   <Health>
     <Max>500</Max>
     <SpawnEntityOnDeath>decay|rubble/rubble_stone_3x3</SpawnEntityOnDeath>
@@ -17,7 +28,7 @@
   <Identity>
     <GenericName>Corral</GenericName>
     <SelectionGroupName>template_structure_resource_corral</SelectionGroupName>
-    <Tooltip>Raise Domestic Animals for food.</Tooltip>
+    <Tooltip>Raise Domestic Animals for immediate slaughter, or garrison them instead to gain a free trickle of food.</Tooltip>
     <VisibleClasses datatype="tokens">Economic Village Corral</VisibleClasses>
     <Icon>structures/corral.png</Icon>
     <RequiredTechnology>phase_village</RequiredTechnology>

binaries/data/mods/public/simulation/templates/template_unit_fauna_herd_domestic.xml

@@ -2,7 +2,14 @@
 <Entity parent="template_unit_fauna_herd">
   <Identity>
     <Classes datatype="tokens">Domestic</Classes>
+    <Tooltip>Kill to gather meat for quick food, or garrison in a Corral for a slow food trickle.</Tooltip>
   </Identity>
+  <ResourceTrickle>
+    <Rates>
+      <food>0</food>
+    </Rates>
+    <Interval>4000</Interval>
+  </ResourceTrickle>
   <Vision>
     <Range>6</Range>
   </Vision>

binaries/data/mods/public/simulation/templates/template_unit_fauna_herd_domestic_cattle.xml

@@ -3,6 +3,9 @@
   <Identity>
     <RequiredTechnology>phase_city</RequiredTechnology>
   </Identity>
+  <ResourceTrickle>
+    <Interval>2000</Interval>
+  </ResourceTrickle>
   <Sound>
     <SoundGroups>
       <select>actor/fauna/animal/cattle_select.xml</select>