From ac852309388e1f9a7dec294440975c7dc89e498c Mon Sep 17 00:00:00 2001
From: jordan4ibanez <jordan4ibanez@users.noreply.github.com>
Date: Sun, 25 Apr 2021 20:08:45 -0400
Subject: [PATCH] Add in chicken head code with additional pitch modifier

---
 mods/ENTITIES/mcl_mobs/api/api.lua            |  1 +
 .../mcl_mobs/api/mob_functions/head_logic.lua |  4 ++++
 mods/ENTITIES/mobs_mc/chicken.lua             | 19 +++++++++++++++++--
 mods/ENTITIES/mobs_mc/cow+mooshroom.lua       |  1 +
 mods/ENTITIES/mobs_mc/creeper.lua             |  1 +
 5 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/mods/ENTITIES/mcl_mobs/api/api.lua b/mods/ENTITIES/mcl_mobs/api/api.lua
index 219fbed3f..251c6328a 100644
--- a/mods/ENTITIES/mcl_mobs/api/api.lua
+++ b/mods/ENTITIES/mcl_mobs/api/api.lua
@@ -393,6 +393,7 @@ function mobs:register_mob(name, def)
 		--this part controls the visual of the head
 		head_bone_pos_y = def.head_bone_pos_y or 3.6,
 		head_bone_pos_z = def.head_bone_pos_z or -0.6,
+		head_pitch_modifier = def.head_pitch_modifier or 0,
 
 		--these variables are switches in case the model
 		--moves the wrong way
diff --git a/mods/ENTITIES/mcl_mobs/api/mob_functions/head_logic.lua b/mods/ENTITIES/mcl_mobs/api/mob_functions/head_logic.lua
index 88d3c19ba..dc0d8dc56 100644
--- a/mods/ENTITIES/mcl_mobs/api/mob_functions/head_logic.lua
+++ b/mods/ENTITIES/mcl_mobs/api/mob_functions/head_logic.lua
@@ -97,6 +97,10 @@ mobs.do_head_logic = function(self,dtime)
         head_pitch = minetest.dir_to_yaw(vector.new(vector.distance(vector.new(pos.x,0,pos.z),vector.new(look_at.x,0,look_at.z)),0,pos.y-look_at.y))+(math.pi/2)
     end
 
+    if self.head_pitch_modifier then
+        head_pitch = head_pitch + self.head_pitch_modifier
+    end
+
     if self.swap_y_with_x then
         self.object:set_bone_position("head", bone_pos, vector_new(degrees(head_pitch),degrees(head_yaw),0))
     else
diff --git a/mods/ENTITIES/mobs_mc/chicken.lua b/mods/ENTITIES/mobs_mc/chicken.lua
index 094ebb0de..bf02f8767 100644
--- a/mods/ENTITIES/mobs_mc/chicken.lua
+++ b/mods/ENTITIES/mobs_mc/chicken.lua
@@ -108,8 +108,23 @@ mobs:register_mob("mobs_mc:chicken", {
 			gain = 1.0,
 			max_hear_distance = 16,
 		}, true)
-	end,	
-	
+	end,
+
+	--head code
+	has_head = true,
+	head_bone = "head",
+
+	swap_y_with_x = false,
+	reverse_head_yaw = false,
+
+	head_bone_pos_y = 1.675,
+	head_bone_pos_z = 0,
+
+	head_height_offset = 0.55,
+	head_direction_offset = 0.0925,
+
+	head_pitch_modifier = -math.pi/2,
+	--end head code
 })
 
 --spawn
diff --git a/mods/ENTITIES/mobs_mc/cow+mooshroom.lua b/mods/ENTITIES/mobs_mc/cow+mooshroom.lua
index f6abe6298..98aa8e3f3 100644
--- a/mods/ENTITIES/mobs_mc/cow+mooshroom.lua
+++ b/mods/ENTITIES/mobs_mc/cow+mooshroom.lua
@@ -97,6 +97,7 @@ local cow_def = {
 
 	head_height_offset = 1.0525,
 	head_direction_offset = 0.5,
+	head_pitch_modifier = 0,
 	--end head code
 }
 
diff --git a/mods/ENTITIES/mobs_mc/creeper.lua b/mods/ENTITIES/mobs_mc/creeper.lua
index fa2337cf6..8ccb4689d 100644
--- a/mods/ENTITIES/mobs_mc/creeper.lua
+++ b/mods/ENTITIES/mobs_mc/creeper.lua
@@ -65,6 +65,7 @@ mobs:register_mob("mobs_mc:creeper", {
 
 	head_height_offset = 1.1,
 	head_direction_offset = 0,
+	head_pitch_modifier = 0,
 	--end head code
 
 	-- Force-ignite creeper with flint and steel and explode after 1.5 seconds.