[mobs_mc] rename creeper to stalker and update to upstream version

mods/ENTITIES/mobs_mc/stalker.lua

@@ -3,14 +3,60 @@
 local S = minetest.get_translator("mobs_mc")
 
 --###################
---################### CREEPER
+--################### STALKER
 --###################
 
 
+local function get_texture(self)
+	local on_name = self.standing_on
+	local texture
+	local texture_suff = ""
+	if on_name and on_name ~= "air" then
+		local tiles = minetest.registered_nodes[on_name].tiles
+		if tiles then
+			local tile = tiles[1]
+			local color
+			if type(tile) == "table" then
+				texture = tile.name or tile.image
+				if tile.color then
+					color = minetest.colorspec_to_colorstring(tile.color)
+				end
+			elseif type(tile) == "string" then
+				texture = tile
+			end
+			if not color then
+				color = minetest.colorspec_to_colorstring(minetest.registered_nodes[on_name].color)
+			end
+			if color then
+				texture_suff = "^[multiply:" .. color .. "^[hsl:0:0:20"
+			end
+		end
+	end
+	if not texture or texture == "" then
+		texture = "vl_stalker_default.png"
+	end
+	texture = texture:gsub("([\\^:\\[])","\\%1") -- escape texture modifiers
+	texture = "([combine:16x24:0,0=(" .. texture .. "):0,16=(" .. texture ..")".. texture_suff
+	if self.attack then
+		texture = texture .. ")^vl_mobs_stalker_overlay_angry.png"
+	else
+		texture = texture .. ")^vl_mobs_stalker_overlay.png"
+	end
+	return texture
+end
+
+local AURA = "vl_stalker_overloaded_aura.png"
+local function get_overloaded_aura(timer)
+	local frame = math.floor(timer*16)
+	local f = tostring(frame)
+	local nf = tostring(16-f)
+	return "[combine:16x24:-" .. nf ..",0=" .. AURA .. ":" .. f .. ",0=" .. AURA
+end
 
 
-mcl_mobs.register_mob("mobs_mc:creeper", {
+
-	description = S("Creeper"),
+mcl_mobs.register_mob("mobs_mc:stalker", {
+	description = S("Stalker"),
 	type = "monster",
 	spawn_class = "hostile",
 	spawn_in_group = 1,
@@ -21,16 +67,16 @@ mcl_mobs.register_mob("mobs_mc:creeper", {
 	collisionbox = {-0.3, -0.01, -0.3, 0.3, 1.69, 0.3},
 	pathfinding = 1,
 	visual = "mesh",
-	mesh = "mobs_mc_creeper.b3d",
+	mesh = "vl_stalker.b3d",
-	head_swivel = "Head_Control",
+-- 	head_swivel = "Head_Control",
 	bone_eye_height = 2.35,
 	head_eye_height = 1.8;
 	curiosity = 2,
 	textures = {
-		{"mobs_mc_creeper.png",
+		{get_texture({}),
 		"mobs_mc_empty.png"},
 	},
-	visual_size = {x=3, y=3},
+	visual_size = {x=2, y=2},
 	sounds = {
 		attack = "tnt_ignite",
 		death = "mobs_mc_creeper_death",
@@ -56,8 +102,8 @@ mcl_mobs.register_mob("mobs_mc:creeper", {
 	allow_fuse_reset = true,
 	stop_to_explode = true,
 
-	-- Force-ignite creeper with flint and steel and explode after 1.5 seconds.
+	-- Force-ignite stalker with flint and steel and explode after 1.5 seconds.
-	-- TODO: Make creeper flash after doing this as well.
+	-- TODO: Make stalker flash after doing this as well.
 	-- TODO: Test and debug this code.
 	on_rightclick = function(self, clicker)
 		if self._forced_explosion_countdown_timer ~= nil then
@@ -86,6 +132,11 @@ mcl_mobs.register_mob("mobs_mc:creeper", {
 				self:boom(mcl_util.get_object_center(self.object), self.explosion_strength)
 			end
 		end
+		local new_texture = get_texture(self)
+		if self._stalker_texture ~= new_texture then
+			self.object:set_properties({textures={new_texture, "mobs_mc_empty.png"}})
+			self._stalker_texture = new_texture
+		end
 	end,
 	on_die = function(self, pos, cmi_cause)
 		-- Drop a random music disc when killed by skeleton or stray
@@ -108,35 +159,42 @@ mcl_mobs.register_mob("mobs_mc:creeper", {
 		looting = "common",},
 
 		-- Head
-		-- TODO: Only drop if killed by charged creeper
+		-- TODO: Only drop if killed by charged stalker
-		{name = "mcl_heads:creeper",
+		{name = "mcl_heads:stalker",
 		chance = 200, -- 0.5%
 		min = 1,
 		max = 1,},
 	},
 	animation = {
-		speed_normal = 24,
+		speed_normal = 30,
-		speed_run = 48,
+		speed_run = 60,
 		stand_start = 0,
 		stand_end = 23,
 		walk_start = 24,
 		walk_end = 49,
 		run_start = 24,
 		run_end = 49,
-		hurt_start = 110,
+		fuse_start = 49,
-		hurt_end = 139,
+		fuse_end = 80,
-		death_start = 140,
-		death_end = 189,
-		look_start = 50,
-		look_end = 108,
 	},
 	floats = 1,
 	fear_height = 4,
 	view_range = 16,
-})
 
-mcl_mobs.register_mob("mobs_mc:creeper_charged", {
+	_on_after_convert = function(obj)
-	description = S("Creeper"),
+		obj:set_properties({
+			visual_size = {x=2, y=2},
+			mesh = "vl_stalker.b3d",
+			textures = {
+				{get_texture({}),
+				"mobs_mc_empty.png"},
+			},
+		})
+	end,
+}) -- END mcl_mobs.register_mob("mobs_mc:stalker", {
+
+mcl_mobs.register_mob("mobs_mc:stalker_overloaded", {
+	description = S("Overloaded Stalker"),
 	type = "monster",
 	spawn_class = "hostile",
 	hp_min = 20,
@@ -146,15 +204,16 @@ mcl_mobs.register_mob("mobs_mc:creeper_charged", {
 	collisionbox = {-0.3, -0.01, -0.3, 0.3, 1.69, 0.3},
 	pathfinding = 1,
 	visual = "mesh",
-	mesh = "mobs_mc_creeper.b3d",
+	mesh = "vl_stalker.b3d",
 
 	--BOOM
 
 	textures = {
-		{"mobs_mc_creeper.png",
+		{get_texture({}),
-		"mobs_mc_creeper_charge.png"},
+		AURA},
 	},
-	visual_size = {x=3, y=3},
+	use_texture_alpha = true,
+	visual_size = {x=2, y=2},
 	sounds = {
 		attack = "tnt_ignite",
 		death = "mobs_mc_creeper_death",
@@ -178,8 +237,8 @@ mcl_mobs.register_mob("mobs_mc:creeper_charged", {
 	allow_fuse_reset = true,
 	stop_to_explode = true,
 
-	-- Force-ignite creeper with flint and steel and explode after 1.5 seconds.
+	-- Force-ignite stalker with flint and steel and explode after 1.5 seconds.
-	-- TODO: Make creeper flash after doing this as well.
+	-- TODO: Make stalker flash after doing this as well.
 	-- TODO: Test and debug this code.
 	on_rightclick = function(self, clicker)
 		if self._forced_explosion_countdown_timer ~= nil then
@@ -208,6 +267,9 @@ mcl_mobs.register_mob("mobs_mc:creeper_charged", {
 				self:boom(mcl_util.get_object_center(self.object), self.explosion_strength)
 			end
 		end
+		if not self._aura_timer or self._aura_timer > 1 then self._aura_timer = 0 end
+		self._aura_timer = self._aura_timer + dtime
+		self.object:set_properties({textures={get_texture(self), get_overloaded_aura(self._aura_timer)}})
 	end,
 	on_die = function(self, pos, cmi_cause)
 		-- Drop a random music disc when killed by skeleton or stray
@@ -222,7 +284,7 @@ mcl_mobs.register_mob("mobs_mc:creeper_charged", {
 		end
 	end,
 	on_lightning_strike = function(self, pos, pos2, objects)
-		 mcl_util.replace_mob(self.object, "mobs_mc:creeper_charged")
+		 mcl_util.replace_mob(self.object, "mobs_mc:stalker_overloaded")
 		 return true
 	end,
 	maxdrops = 2,
@@ -234,27 +296,23 @@ mcl_mobs.register_mob("mobs_mc:creeper_charged", {
 		looting = "common",},
 
 		-- Head
-		-- TODO: Only drop if killed by charged creeper
+		-- TODO: Only drop if killed by overloaded stalker
-		{name = "mcl_heads:creeper",
+		{name = "mcl_heads:stalker",
 		chance = 200, -- 0.5%
 		min = 1,
 		max = 1,},
 	},
 	animation = {
-		speed_normal = 24,
+		speed_normal = 30,
-		speed_run = 48,
+		speed_run = 60,
 		stand_start = 0,
 		stand_end = 23,
 		walk_start = 24,
 		walk_end = 49,
 		run_start = 24,
 		run_end = 49,
-		hurt_start = 110,
+		fuse_start = 49,
-		hurt_end = 139,
+		fuse_end = 80,
-		death_start = 140,
-		death_end = 189,
-		look_start = 50,
-		look_end = 108,
 	},
 	floats = 1,
 	fear_height = 4,
@@ -262,10 +320,25 @@ mcl_mobs.register_mob("mobs_mc:creeper_charged", {
 	--Having trouble when fire is placed with lightning
 	fire_resistant = true,
 	glow = 3,
-})
+
+	_on_after_convert = function(obj)
+		obj:set_properties({
+			visual_size = {x=2, y=2},
+			mesh = "vl_stalker.b3d",
+			textures = {
+				{get_texture({}),
+				AURA},
+			},
+		})
+	end,
+}) -- END mcl_mobs.register_mob("mobs_mc:stalker_overloaded", {
+
+-- compat
+mcl_mobs.register_conversion("mobs_mc:creeper", "mobs_mc:stalker")
+mcl_mobs.register_conversion("mobs_mc:creeper_charged", "mobs_mc:stalker_overloaded")
 
 mcl_mobs:spawn_specific(
-"mobs_mc:creeper",
+"mobs_mc:stalker",
 "overworld",
 "ground",
 {
@@ -413,4 +486,6 @@ mcl_vars.mg_overworld_min,
 mcl_vars.mg_overworld_max)
 
 -- spawn eggs
-mcl_mobs.register_egg("mobs_mc:creeper", S("Creeper"), "#0da70a", "#000000", 0)
+mcl_mobs.register_egg("mobs_mc:stalker", S("Stalker"), "#0da70a", "#000000", 0)
+minetest.register_alias("mobs_mc:creeper", "mobs_mc:stalker")
+mcl_mobs.register_egg("mobs_mc:stalker_overloaded", S("Overloaded Stalker"), "#00a77a", "#000000", 0)