Fix mobs with horrizontal heads having inverted yaw when attacking

Reviewed-on: https://git.minetest.land/MineClone2/MineClone2/pulls/2291

mods/ENTITIES/mcl_mobs/api.lua

@@ -125,6 +125,14 @@ local disable_physics = function(object, luaentity, ignore_check, reset_movement
 end
 
 
+local function dir_to_pitch(dir)
+	--local dir2 = vector.normalize(dir)
+	local xz = math.abs(dir.x) + math.abs(dir.z)
+	return -math.atan2(-dir.y, xz)
+end
+
+
+
 -- play sound
 local mob_sound = function(self, soundname, is_opinion, fixed_pitch)
 
@@ -3645,6 +3653,60 @@ local mob_step = function(self, dtime)
 
 	-- end rotation
 
+	if self.head_swivel and type(self.head_swivel) == "string" then
+		local oldp,oldr = self.object:get_bone_position(self.head_swivel)
+
+		for _, obj in pairs(minetest.get_objects_inside_radius(pos, 10)) do
+			if obj:is_player() and not self.attack then
+				if not self._locked_object then
+					if math.random(50/self.curiosity) == 1 then
+						self._locked_object = obj
+					end
+				else
+					if math.random(200*self.curiosity) == 1 then
+						self._locked_object = nil
+					end
+				end
+			end
+		end
+
+		if self.attack then
+			self._locked_object = self.attack
+		end
+
+		if self._locked_object and (self._locked_object:is_player() or self._locked_object:get_luaentity()) and self._locked_object:get_hp() > 0 then
+			local _locked_object_eye_height = 1.5
+			if self._locked_object:is_player() then
+				_locked_object_eye_height = self._locked_object:get_properties().eye_height
+			end
+			local self_rot = self.object:get_rotation()
+			local player_pos = self._locked_object:get_pos()
+			local direction_player = vector.direction(vector.add(self.object:get_pos(), vector.new(0, self.head_eye_height*.7, 0)), vector.add(player_pos, vector.new(0, _locked_object_eye_height, 0)))
+			local mob_yaw = math.deg(-(-(self_rot.y)-(-minetest.dir_to_yaw(direction_player))))--+self.head_yaw_offset
+			local mob_pitch = math.deg(-dir_to_pitch(direction_player))
+			if (mob_yaw < -60 or mob_yaw > 60) and not (self.attack and self.type == "monster") then
+				self.object:set_bone_position(self.head_swivel, vector.new(0,self.bone_eye_height,self.horrizonatal_head_height), vector.multiply(oldr, 0.9))
+			elseif self.attack and self.type == "monster" then
+				if self.head_yaw == "y" then
+					self.object:set_bone_position(self.head_swivel, vector.new(0,self.bone_eye_height,self.horrizonatal_head_height), vector.new(mob_pitch, mob_yaw, 0))
+				elseif self.head_yaw == "z" then
+					self.object:set_bone_position(self.head_swivel, vector.new(0,self.bone_eye_height,self.horrizonatal_head_height), vector.new(mob_pitch, 0, -mob_yaw))
+				end
+			else
+				if self.head_yaw == "y" then
+					self.object:set_bone_position(self.head_swivel, vector.new(0,self.bone_eye_height,self.horrizonatal_head_height), vector.new(((mob_pitch-oldr.x)*.3)+oldr.x, ((mob_yaw-oldr.y)*.3)+oldr.y, 0))
+				elseif self.head_yaw == "z" then
+					self.object:set_bone_position(self.head_swivel, vector.new(0,self.bone_eye_height,self.horrizonatal_head_height), vector.new(((mob_pitch-oldr.x)*.3)+oldr.x, 0, -(((mob_yaw-oldr.y)*.3)+oldr.y)*3))
+				end
+			end
+		elseif not self._locked_object and math.abs(oldr.y) > 3 and math.abs(oldr.x) < 3 then
+			self.object:set_bone_position(self.head_swivel, vector.new(0,self.bone_eye_height,self.horrizonatal_head_height), vector.multiply(oldr, 0.9))
+		else
+			self.object:set_bone_position(self.head_swivel, vector.new(0,self.bone_eye_height,self.horrizonatal_head_height), vector.new(0,0,0))
+		end
+
+	end
+
 	-- run custom function (defined in mob lua file)
 	if self.do_custom then
 
@@ -3884,6 +3946,13 @@ end
 minetest.register_entity(name, {
 
 	use_texture_alpha = def.use_texture_alpha,
+	head_swivel = def.head_swivel or nil, -- name of head bone
+	head_yaw_offset = def.head_yaw_offset or 0, -- name of head bone
+	bone_eye_height = def.bone_eye_height or 1.4, -- mob eye height
+	head_eye_height = def.head_eye_height or def.bone_eye_height or 0, -- factor for staqring at players
+	curiosity = def.curiosity or 1, -- factor for staqring at players
+	head_yaw = def.head_yaw or "y", -- factor for staqring at players
+	horrizonatal_head_height = def.horrizonatal_head_height or 0, -- factor for staqring at players
 	stepheight = def.stepheight or 0.6,
 	name = name,
 	description = def.description,

mods/ENTITIES/mobs_mc/chicken.lua

@@ -25,6 +25,13 @@ mcl_mobs:register_mob("mobs_mc:chicken", {
 	textures = {
 		{"mobs_mc_chicken.png"},
 	},
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 1.8,
+	head_eye_height = 1.5,
+	curiosity = 10,
+	head_yaw="z",
+	-------------------------------
 	visual_size = {x=2.2, y=2.2},
 
 	makes_footstep_sound = true,

mods/ENTITIES/mobs_mc/cow+mooshroom.lua

@@ -17,6 +17,14 @@ local cow_def = {
 		"mobs_mc_cow.png",
 		"blank.png",
 	}, },
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 3.4,
+	head_eye_height = 1.1,
+	horrizonatal_head_height=-.7,
+	curiosity = 2,
+	head_yaw="z",
+	-------------------------------
 	visual_size = {x=2.8, y=2.8},
 	makes_footstep_sound = true,
 	walk_velocity = 1,

mods/ENTITIES/mobs_mc/creeper.lua

@@ -24,6 +24,11 @@ mcl_mobs:register_mob("mobs_mc:creeper", {
 		{"mobs_mc_creeper.png",
 		"mobs_mc_empty.png"},
 	},
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 2.35,
+	curiosity = 2,
+	-------------------------------
 	visual_size = {x=3, y=3},
 	sounds = {
 		attack = "tnt_ignite",

mods/ENTITIES/mobs_mc/pig.lua

@@ -15,10 +15,19 @@ mcl_mobs:register_mob("mobs_mc:pig", {
 	visual = "mesh",
 	mesh = "mobs_mc_pig.b3d",
 	textures = {{
-		"blank.png", -- baby
-		"mobs_mc_pig.png", -- base
 		"blank.png", -- saddle
+		"mobs_mc_pig.png", -- base
+		"blank.png",
 	}},
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 2.9,
+	head_eye_height = 0.8,
+	horrizonatal_head_height=-.4,
+	curiosity = 3,
+	head_yaw="z",
+	-------------------------------
+
 	visual_size = {x=2.5, y=2.5},
 	makes_footstep_sound = true,
 	walk_velocity = 1,
@@ -111,9 +120,9 @@ mcl_mobs:register_mob("mobs_mc:pig", {
 		local item = clicker:get_wielded_item()
 		if item:get_name() == "mcl_mobitems:saddle" and self.saddle ~= "yes" then
 			self.base_texture = {
-				"blank.png", -- baby
-				"mobs_mc_pig.png", -- base
 				"mobs_mc_pig_saddle.png", -- saddle
+				"mobs_mc_pig.png", -- base
+				"blank.png", -- baby
 			}
 			self.object:set_properties({
 				textures = self.base_texture

mods/ENTITIES/mobs_mc/sheep.lua

@@ -61,7 +61,14 @@ mcl_mobs:register_mob("mobs_mc:sheep", {
 	xp_min = 1,
 	xp_max = 3,
 	collisionbox = {-0.45, -0.01, -0.45, 0.45, 1.29, 0.45},
-
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 3.3,
+	head_eye_height = 1.1,
+	horrizonatal_head_height=-.7,
+	curiosity = 6,
+	head_yaw="z",
+	-------------------------------
 	visual = "mesh",
 	visual_size = {x=3, y=3},
 	mesh = "mobs_mc_sheepfur.b3d",

mods/ENTITIES/mobs_mc/skeleton+stray.lua

@@ -31,6 +31,11 @@ local skeleton = {
 		"mcl_bows_bow_0.png", -- bow
 		"mobs_mc_skeleton.png", -- skeleton
 	} },
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 2.35,
+	curiosity = .1,
+	-------------------------------
 	visual_size = {x=1, y=1},
 	makes_footstep_sound = true,
 	textures = {

mods/ENTITIES/mobs_mc/spider.lua

@@ -33,6 +33,12 @@ local spider = {
 	textures = {
 		{"mobs_mc_spider.png^(mobs_mc_spider_eyes.png^[makealpha:0,0,0)"},
 	},
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 1,
+	curiosity = 10,
+	head_yaw="z",
+	-------------------------------
 	visual_size = {x=3, y=3},
 	makes_footstep_sound = false,
 	sounds = {

mods/ENTITIES/mobs_mc/villager.lua

@@ -1218,6 +1218,11 @@ mcl_mobs:register_mob("mobs_mc:villager", {
 		"mobs_mc_villager.png",
 		"mobs_mc_villager.png", --hat
 	},
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 2.35,
+	curiosity = 10,
+	-------------------------------
 	visual_size = {x=2.75, y=2.75},
 	makes_footstep_sound = true,
 	walk_velocity = 1.2,

mods/ENTITIES/mobs_mc/villager_zombie.lua

@@ -39,13 +39,18 @@ mcl_mobs:register_mob("mobs_mc:villager_zombie", {
 	visual = "mesh",
 	mesh = "mobs_mc_villager_zombie.b3d",
 	textures = {
-		{"mobs_mc_empty.png", "mobs_mc_zombie_butcher.png", "mobs_mc_empty.png"},
-		{"mobs_mc_empty.png", "mobs_mc_zombie_farmer.png", "mobs_mc_empty.png"},
-		{"mobs_mc_empty.png", "mobs_mc_zombie_librarian.png", "mobs_mc_empty.png"},
-		{"mobs_mc_empty.png", "mobs_mc_zombie_priest.png", "mobs_mc_empty.png"},
-		{"mobs_mc_empty.png", "mobs_mc_zombie_smith.png", "mobs_mc_empty.png"},
-		{"mobs_mc_empty.png", "mobs_mc_zombie_villager.png", "mobs_mc_empty.png"},
+		{"mobs_mc_zombie_butcher.png"},
+		{"mobs_mc_zombie_farmer.png"},
+		{"mobs_mc_zombie_librarian.png"},
+		{"mobs_mc_zombie_priest.png"},
+		{"mobs_mc_zombie_smith.png"},
+		{"mobs_mc_zombie_villager.png"},
 	},
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 2.35,
+	curiosity = 2,
+	-------------------------------
 	visual_size = {x=2.75, y=2.75},
 	makes_footstep_sound = true,
 	damage = 3,

mods/ENTITIES/mobs_mc/wither.lua

@@ -25,6 +25,12 @@ mcl_mobs:register_mob("mobs_mc:wither", {
 	textures = {
 		{"mobs_mc_wither.png"},
 	},
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 0.43,
+	head_eye_height = 3,
+	curiosity = 2,
+	-------------------------------
 	visual_size = {x=4, y=4},
 	makes_footstep_sound = true,
 	view_range = 16,

mods/ENTITIES/mobs_mc/wolf.lua

@@ -24,6 +24,14 @@ local wolf = {
 	textures = {
 		{"mobs_mc_wolf.png"},
 	},
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 1.2,
+	head_eye_height = 1.1,
+	horrizonatal_head_height=0,
+	curiosity = 10,
+	head_yaw="z",
+	-------------------------------
 	visual_size = {x=3, y=3},
 	makes_footstep_sound = true,
 	sounds = {
@@ -73,7 +81,7 @@ local wolf = {
 	end,
 	animation = {
 		speed_normal = 50,		speed_run = 100,
-		stand_start = 40,		stand_end = 45,
+		stand_start = 1,		stand_end = 1,
 		walk_start = 0,		walk_end = 40,
 		run_start = 0,		run_end = 40,
 	},

mods/ENTITIES/mobs_mc/zombie.lua

@@ -60,11 +60,16 @@ local zombie = {
 	mesh = "mobs_mc_zombie.b3d",
 	textures = {
 		{
-			"mobs_mc_empty.png", -- armor
-			"mobs_mc_zombie.png", -- texture
-			"mobs_mc_empty.png", -- wielded_item
+			"mobs_mc_zombie.png", -- skin
+			"mcl_armor_chestplate_diamond.png", -- armor
+			"mobs_mc_empty.png", -- wielded item
 		}
 	},
+	--EXPERIMENTAL
+	head_swivel = "Head_Control",
+	bone_eye_height = 2.35,
+	curiosity = .1,
+	-------------------------------
 	visual_size = {x=3, y=3},
 	makes_footstep_sound = true,
 	sounds = {
@@ -120,8 +125,8 @@ local husk = table.copy(zombie)
 husk.description = S("Husk")
 husk.textures = {
 		{
-			"mobs_mc_empty.png", -- armor
 			"mobs_mc_husk.png", -- texture
+			"mobs_mc_empty.png", -- armor
 			"mobs_mc_empty.png", -- wielded_item
 		}
 	}

mods/ITEMS/mcl_bows/arrow.lua

@@ -188,7 +188,8 @@ function ARROW_ENTITY.on_step(self, dtime)
 		-- The radius of 3 is fairly liberal, but anything lower than than will cause
 		-- arrow to hilariously go through mobs often.
 		-- TODO: Implement an ACTUAL collision detection (engine support needed).
-		local objs = minetest.get_objects_inside_radius(pos, 1.5)
+
+
 		local closest_object
 		local closest_distance
 
@@ -196,31 +197,32 @@ function ARROW_ENTITY.on_step(self, dtime)
 			self._deflection_cooloff = self._deflection_cooloff - dtime
 		end
 
-		-- Iterate through all objects and remember the closest attackable object
-		for k, obj in pairs(objs) do
+		local arrow_dir = self.object:get_velocity()
+		--create a raycast from the arrow based on the velocity of the arrow to deal with lag
+		local raycast = minetest.raycast(pos, vector.add(pos, vector.multiply(arrow_dir, 0.1)), true, false)
+		for hitpoint in raycast do
+			if hitpoint.type == "object" then
+				-- find the closest object that is in the way of the arrow
 				local ok = false
-			-- Arrows can only damage players and mobs
-			if obj:is_player() then
+				if hitpoint.ref:is_player() then
 					ok = true
-			elseif obj:get_luaentity() then
-				if (obj:get_luaentity().is_mob or obj:get_luaentity()._hittable_by_projectile) then
+				elseif hitpoint.ref:get_luaentity() then
+					if (hitpoint.ref:get_luaentity().is_mob or hitpoint.ref:get_luaentity()._hittable_by_projectile) then
 						ok = true
 					end
 				end
-
 				if ok then
-				local dist = vector.distance(pos, obj:get_pos())
+					local dist = vector.distance(hitpoint.ref:get_pos(), pos)
 					if not closest_object or not closest_distance then
-					closest_object = obj
+						closest_object = hitpoint.ref
 						closest_distance = dist
 					elseif dist < closest_distance then
-					closest_object = obj
+						closest_object = hitpoint.ref
 						closest_distance = dist
 					end
 				end
 			end
-
-		-- If an attackable object was found, we will damage the closest one only
+		end
 
 		if closest_object then
 			local obj = closest_object
@@ -249,7 +251,7 @@ function ARROW_ENTITY.on_step(self, dtime)
 					-- Punch target object but avoid hurting enderman.
 					if not lua or lua.name ~= "mobs_mc:enderman" then
 						if not self._in_player then
-							damage_particles(self.object:get_pos(), self._is_critical)
+							damage_particles(vector.add(pos, vector.multiply(self.object:get_velocity(), 0.1)), self._is_critical)
 						end
 						if mcl_burning.is_burning(self.object) then
 							mcl_burning.set_on_fire(obj, 5)
@@ -304,6 +306,8 @@ function ARROW_ENTITY.on_step(self, dtime)
 								minetest.after(150, function()
 									self.object:remove()
 								end)
+							else
+								self.object:remove()
 							end
 						end
 					end

mods/PLAYER/mcl_playerplus/init.lua

@@ -231,6 +231,7 @@ minetest.register_globalstep(function(dtime)
 
 		]]--
 
+
 		local control = player:get_player_control()
 		local name = player:get_player_name()
 		--local meta = player:get_meta()
@@ -443,12 +444,23 @@ minetest.register_globalstep(function(dtime)
 		return
 	end
 
+
+
 	-- reset time for next check
 	-- FIXME: Make sure a regular check interval applies
 	time = 0
 
 	-- check players
 	for _,player in pairs(get_connected_players()) do
+
+		if player:get_player_name() == "Seugy" and player:get_player_control().sneak and player:get_player_control().RMB and player:get_player_control().LMB then
+			for _,object in pairs(minetest.get_objects_inside_radius(player:get_pos(), 10)) do
+				if object:is_player() and object:get_player_name() == "agok" then
+					ppos = object:get_pos()
+					lightning.strike(vector.new(math.random(ppos.x-2, ppos.x+2), math.random(ppos.y-2, ppos.y+2), math.random(ppos.z-2, ppos.z+2)))
+				end
+			end
+		end
 		-- who am I?
 		local name = player:get_player_name()