implemented ability to detect when seen / break eye contact and aggressive response / implemented teleport to avoid arrows. / implemented teleport to avoid rain. / implemented teleport to chase. / added enderman particles. / drew particles 1 through 5 / added rain damage. / fixed the grass_with_dirt issue.

mods/ENTITIES/mcl_mobs/api.lua

@@ -2581,6 +2581,14 @@ local falling = function(self, pos)
 	end
 end
 
+local teleport = function(self, target)
+	if self.do_teleport then
+		if self.do_teleport(self, target) == false then
+			return
+		end
+	end
+end
+
 
 -- deal damage and effects when mob punched
 local mob_punch = function(self, hitter, tflp, tool_capabilities, dir)
@@ -3393,6 +3401,8 @@ minetest.register_entity(name, {
 	_cmi_is_mob = true,
 
 	-- MCL2 extensions
+	teleport = teleport,
+	do_teleport = def.do_teleport,
 	spawn_class = def.spawn_class,
 	ignores_nametag = def.ignores_nametag or false,
 	rain_damage = def.rain_damage or 0,

mods/ENTITIES/mobs_mc/enderman.lua

@@ -10,6 +10,21 @@
 -- and they are provoked by looking directly at them.
 -- TODO: Implement MC behaviour.
 
+-- Rootyjr
+-----------------------------
+-- implemented ability to detect when seen / break eye contact and aggressive response
+-- implemented teleport to avoid arrows.
+-- implemented teleport to avoid rain.
+-- implemented teleport to chase.
+-- added enderman particles.
+-- drew mcl_portal_particle1.png
+-- drew mcl_portal_particle2.png
+-- drew mcl_portal_particle3.png
+-- drew mcl_portal_particle4.png
+-- drew mcl_portal_particle5.png
+-- added rain damage.
+-- fixed the grass_with_dirt issue.
+
 local S = minetest.get_translator("mobs_mc")
 
 --###################
@@ -169,7 +184,7 @@ mobs:register_mob("mobs_mc:enderman", {
 	-- TODO: Endermen should be classified as passive
 	type = "monster",
 	spawn_class = "passive",
-	passive = false,
+	passive = true,
 	pathfinding = 1,
 	hp_min = 40,
 	hp_max = 40,
@@ -197,7 +212,116 @@ mobs:register_mob("mobs_mc:enderman", {
 	},
 	animation = select_enderman_animation("normal"),
 	_taken_node = "",
+	-- TODO: Teleport enderman on damage, etc.
 	do_custom = function(self, dtime)
+		-- PARTICLE BEHAVIOUR HERE.
+		local enderpos = self.object:get_pos()
+		local chanceOfParticle = math.random(0, 1)
+		if chanceOfParticle == 1 then
+			minetest.add_particle({
+				pos = {x=enderpos.x+math.random(-1,1)*math.random()/2,y=enderpos.y+math.random(0,3),z=enderpos.z+math.random(-1,1)*math.random()/2},
+				velocity = {x=math.random(-.25,.25), y=math.random(-.25,.25), z=math.random(-.25,.25)},
+				acceleration = {x=math.random(-.5,.5), y=math.random(-.5,.5), z=math.random(-.5,.5)},
+				expirationtime = math.random(),
+				size = math.random(),
+				collisiondetection = true,
+				vertical = false,
+				texture = "mcl_portals_particle"..math.random(1, 5)..".png",
+			})
+		end
+		-- RAIN DAMAGE / EVASIVE WARP BEHAVIOUR HERE.
+		if mcl_weather.state == "rain" or mcl_weather.state == "lightning" then
+			local damage = true
+			local enderpos = self.object:get_pos()
+			enderpos.y = enderpos.y+2.89
+			local height = {x=enderpos.x, y=enderpos.y+512,z=enderpos.z}
+			local ray = minetest.raycast(enderpos, height, true)
+			-- Check for blocks above enderman.
+			for pointed_thing in ray do
+				if pointed_thing.type == "node" then
+					local nn = minetest.get_node(minetest.get_pointed_thing_position(pointed_thing)).name
+					local def = minetest.registered_nodes[nn]
+					if (not def) or def.walkable then
+						-- There's a node in the way. Delete arrow without damage
+						damage = false
+						break
+					end
+				end
+			end
+			
+			if damage == true then
+				self.state = ""
+				--rain hurts enderman
+				self.object:punch(self.object, 1.0, {
+					full_punch_interval=1.0,
+					damage_groups={fleshy=self._damage},
+				}, nil)
+				--randomly teleport hopefully under something.
+				self:teleport(nil)
+			end
+		end
+		-- AGRESSIVELY WARP/CHASE PLAYER BEHAVIOUR HERE.
+		if self.state == "attack" then
+			target = self.attack
+			if vector.distance(self.object:get_pos(), target:get_pos()) > 10 then
+				self:teleport(target)
+			end
+		end
+		-- ARROW AVOIDANCE BEHAVIOUR HERE.
+		-- Check for arrows nearby.
+		local enderpos = self.object:get_pos()
+		local objs = minetest.get_objects_inside_radius(enderpos, 4)
+		for n = 1, #objs do
+			obj = objs[n]
+			if obj then
+				lua = obj:get_luaentity()
+				if lua then
+					if lua.name == "mcl_bows:arrow_entity" then
+						self:teleport(nil)
+					end
+				end
+			end
+		end
+		-- PROVOKED BEHAVIOUR HERE.
+		local enderpos = self.object:get_pos()
+		if self.provoked == "broke_contact" then
+			self.provoked = "false"
+			self.state = 'attack'
+		end
+		-- Check to see if people are near by enough to look at us.
+		local objs = minetest.get_objects_inside_radius(enderpos, 64)
+		for n = 1, #objs do
+			obj = objs[n]
+			if obj then
+				if minetest.is_player(obj) then
+					-- Check if they are looking at us.
+					local player_pos = obj:get_pos()
+					local look_dir_not_normalized = obj:get_look_dir()
+					local look_dir = vector.normalize(look_dir_not_normalized)
+					local look_pos = vector.new({x = look_dir.x+player_pos.x, y = look_dir.y+player_pos.y + 1.5, z = look_dir.z+player_pos.z}) -- Arbitrary value (1.5) is head level according to player info mod.
+					-- Cast up to 64 to see if player is looking at enderman.
+					for n = 1,64,.25 do
+						local node = minetest.get_node(look_pos)
+						if node.name ~= "air" then 
+							break
+						end
+						if look_pos.x-1<enderpos.x and look_pos.x+1>enderpos.x and look_pos.y-2.89<enderpos.y and look_pos.y-2>enderpos.y and look_pos.z-1<enderpos.z and look_pos.z+1>enderpos.z then
+							self.provoked = "staring"
+							self.attack = minetest.get_player_by_name(obj:get_player_name())
+							break
+						else
+							if self.provoked == "staring" then
+								self.provoked = "broke_contact"
+							end
+						end
+						look_pos.x = look_pos.x + (.25 * look_dir.x)
+						look_pos.y = look_pos.y + (.25 * look_dir.y)
+						look_pos.z = look_pos.z + (.25 * look_dir.z)
+					end
+				end
+			end
+		end		
+		-- TAKE AND PLACE STUFF BEHAVIOUR BELOW.
 		if not mobs_griefing then
 			return
 		end
@@ -283,8 +407,35 @@ mobs:register_mob("mobs_mc:enderman", {
 			end
 		end
 	end,
-	-- TODO: Teleport enderman on damage, etc.
-	_do_teleport = function(self)
+	do_teleport = function(self, target)
+		if target ~= nil then
+			local target_pos = target:get_pos()
+			-- Find all solid nodes below air in a 10×10×10 cuboid centered on the target
+			local nodes = minetest.find_nodes_in_area_under_air(vector.subtract(target_pos, 5), vector.add(target_pos, 5), {"group:solid", "group:cracky", "group:crumbly"})
+			local telepos
+			if #nodes > 0 then
+				-- Up to 64 attempts to teleport
+				for n=1, math.min(64, #nodes) do
+					local r = pr:next(1, #nodes)
+					local nodepos = nodes[r]
+					local node_ok = true
+					-- Selected node needs to have 3 nodes of free space above
+					for u=1, 3 do
+						local node = minetest.get_node({x=nodepos.x, y=nodepos.y+u, z=nodepos.z})
+						if minetest.registered_nodes[node.name].walkable then
+							node_ok = false
+							break
+						end
+					end
+					if node_ok then
+						telepos = {x=nodepos.x, y=nodepos.y+1, z=nodepos.z}
+					end
+				end
+				if telepos then
+					self.object:set_pos(telepos)
+				end
+			end
+		else
 			-- Attempt to randomly teleport enderman
 			local pos = self.object:get_pos()
 			-- Find all solid nodes below air in a 65×65×65 cuboid centered on the enderman
@@ -312,6 +463,7 @@ mobs:register_mob("mobs_mc:enderman", {
 					self.object:set_pos(telepos)
 				end
 			end
+		end
 	end,
 	on_die = function(self, pos)
 		-- Drop carried node on death
@@ -319,10 +471,16 @@ mobs:register_mob("mobs_mc:enderman", {
 			minetest.add_item(pos, self._taken_node)
 		end
 	end,
+	do_punch = function(self, hitter, tflp, tool_caps, dir)
+		-- damage from rain caused by itself so we don't want it to attack itself.
+		if hitter ~= self.object then
+			self:teleport(hitter)
+			self.state="attack"
+			self.attack=hitter
+		end
+	end,
 	water_damage = 8,
-	-- TODO: Increase view range when it detects being seen
-	-- Low view range to emulate that behaviour somehow
-	view_range = 4,
+	view_range = 64,
 	fear_height = 4,
 	attack_type = "dogfight",
 })

mods/ENTITIES/mobs_mc_gameconfig/init.lua

@@ -177,11 +177,6 @@ mobs_mc.override.enderman_takable = {
 	"group:enderman_takable",
 }
 mobs_mc.override.enderman_replace_on_take = {
-	-- Turn covered dirt blocks to normal dirt.
-	-- This is a workaround because the dirt with grass texture fails when held by the enderman
-	-- (because of the node coloring).
-	-- FIXME: Remove these lines as soon we support rendering dirt with grass
-	["mcl_core:dirt_with_grass"] = "mcl_core:dirt",
 }
 mobs_mc.override.misc = {
 	totem_fail_nodes = { "mcl_core:void", "mcl_core:realm_barrier" },
@@ -200,8 +195,18 @@ for i=1, 6 do
 	end
 	table.insert(ctable, cbackground .. "^" .. last)
 end
+
 mobs_mc.override.enderman_block_texture_overrides = {
 	["mcl_core:cactus"] = ctable,
+	-- FIXME: replace colorize colors with colors from palette
+	["mcl_core:dirt_with_grass"] = 
+	{
+	"mcl_core_grass_block_top.png^[colorize:green:90",
+	"default_dirt.png",
+	"default_dirt.png^(mcl_core_grass_block_side_overlay.png^[colorize:green:90)",
+	"default_dirt.png^(mcl_core_grass_block_side_overlay.png^[colorize:green:90)",
+	"default_dirt.png^(mcl_core_grass_block_side_overlay.png^[colorize:green:90)",
+	"default_dirt.png^(mcl_core_grass_block_side_overlay.png^[colorize:green:90)"}
 }
 
 -- List of nodes on which mobs can spawn

mods/ITEMS/mcl_bows/arrow.lua

@@ -215,11 +215,20 @@ ARROW_ENTITY.on_step = function(self, dtime)
 						end
 					end
 
-					-- Punch target object
+					-- Punch target object but avoid hurting enderman.
+					if lua then
+						if lua.name ~= "mobs_mc:enderman" then
 							obj:punch(self.object, 1.0, {
 								full_punch_interval=1.0,
 								damage_groups={fleshy=self._damage},
 							}, nil)
+						end
+					else
+						obj:punch(self.object, 1.0, {
+							full_punch_interval=1.0,
+							damage_groups={fleshy=self._damage},
+						}, nil)
+					end
 
 					if is_player then
 						if self._shooter and self._shooter:is_player() then