Merge pull request 'Combat rebalancing' (#4036) from combat_rebalancing into master

Reviewed-on: MineClone2/MineClone2#4036

mods/ENTITIES/mcl_mobs/combat.lua

@@ -516,6 +516,28 @@ end
 
 -- deal damage and effects when mob punched
 function mob_class:on_punch(hitter, tflp, tool_capabilities, dir)
+	local is_player = hitter:is_player()
+	local mob_pos = self.object:get_pos()
+	local player_pos = hitter:get_pos()
+
+	if is_player then
+		-- is mob out of reach?
+		if  vector.distance(mob_pos, player_pos) > 3 then
+			return
+		end
+		-- is mob protected?
+		if self.protected and minetest.is_protected(mob_pos, hitter:get_player_name()) then
+			return
+		end
+	end
+
+	local time_now = minetest.get_us_time()
+	local time_diff = time_now - self.invul_timestamp
+
+	-- check for invulnerability time in microseconds (0.5 second)
+	if time_diff <= 500000 and time_diff >= 0 then
+		return
+	end
 
 	-- custom punch function
 	if self.do_punch then
@@ -534,29 +556,7 @@ function mob_class:on_punch(hitter, tflp, tool_capabilities, dir)
 
 	local time_now = minetest.get_us_time()
 
-	local is_player = hitter:is_player()
-
 	if is_player then
-		local time_diff = time_now - self.invul_timestamp
-
-		-- check for invulnerability time in microseconds (0.5 second)
-		if time_diff <= 500000 and time_diff >= 0 then
-			return
-		end
-
-		local mob_pos = self.object:get_pos()
-		local player_pos = hitter:get_pos()
-
-		-- is mob out of reach?
-		if vector.distance(mob_pos, player_pos) > 3 then
-			return
-		end
-
-		-- is mob protected?
-		if self.protected and minetest.is_protected(mob_pos, hitter:get_player_name()) then
-			return
-		end
-
 		if minetest.is_creative_enabled(hitter:get_player_name()) then
 			self.health = 0
 		end
@@ -719,12 +719,12 @@ function mob_class:on_punch(hitter, tflp, tool_capabilities, dir)
 			end
 			if hitter and is_player then
 				local wielditem = hitter:get_wielded_item()
+				kb = kb + 9 * mcl_enchanting.get_enchantment(wielditem, "knockback")
+				-- add player velocity to mob knockback
 				local hv = hitter:get_velocity()
 				local dir_dot = (hv.x * dir.x) + (hv.z * dir.z)
 				local player_mag = math.sqrt((hv.x * hv.x) + (hv.z * hv.z))
 				local mob_mag = math.sqrt((v.x * v.x) + (v.z * v.z))
-				kb = kb + 9 * mcl_enchanting.get_enchantment(wielditem, "knockback")
-				-- add player velocity to mob knockback
 				if dir_dot > 0 and mob_mag <= player_mag * 0.625 then
 					kb = kb + ((math.abs(hv.x) + math.abs(hv.z)) * r)
 				end

mods/HUD/mcl_death_messages/init.lua

@@ -156,7 +156,6 @@ mcl_death_messages = {
 			plain = "@1 died a sweet death",
 			assist = "@1 was poked to death by a sweet berry bush whilst trying to escape @2",
 		},
-		-- Missing snowballs: The Minecraft wiki mentions them but the MC source code does not.
 	},
 }
 

mods/ITEMS/mcl_enchanting/enchantments.lua

@@ -278,9 +278,21 @@ function minetest.calculate_knockback(player, hitter, time_from_last_punch, tool
 	end
 	if hitter and hitter:is_player() then
 		local wielditem = hitter:get_wielded_item()
-		knockback = knockback + 3 * mcl_enchanting.get_enchantment(wielditem, "knockback")
+		knockback = knockback + 5 * mcl_enchanting.get_enchantment(wielditem, "knockback")
+		-- add player velocity to knockback
+		local hv = hitter:get_velocity()
+		local dir_dot = (hv.x * dir.x) + (hv.z * dir.z)
+		if dir_dot > 0 then
+			knockback = knockback + dir_dot * 2
+		end
 	elseif luaentity and luaentity._knockback then
-		knockback = knockback + luaentity._knockback
+		local kb = knockback + luaentity._knockback / 4
+		local punch_dir = dir
+		punch_dir.y = 0
+		punch_dir = vector.normalize(punch_dir) * kb
+		punch_dir.y = 4
+		player:add_velocity(punch_dir)
+		knockback = 0
 	end
 	return knockback
 end

mods/PLAYER/mcl_criticals/init.lua

@@ -23,8 +23,7 @@ mcl_damage.register_modifier(function(obj, damage, reason)
 				texture = "mcl_particles_crit.png^[colorize:#bc7a57:127",
 			})
 			minetest.sound_play("mcl_criticals_hit", {object = obj})
-			-- the minecraft wiki is actually wrong about a crit dealing 150% damage, see minecraft source code
+			return damage * math.random(1.5, 2.5)
-			return damage + math.random(0, math.floor(damage * 1.5 + 2))
 		end
 	end
 end, -100)

mods/PLAYER/mcl_hunger/init.lua

@@ -146,9 +146,9 @@ minetest.register_globalstep(function(dtime)
 		local food_level = mcl_hunger.get_hunger(player)
 		local food_saturation_level = mcl_hunger.get_saturation(player)
 		local player_health = player:get_hp()
-		local max_tick_timer = tonumber(minetest.settings:get("mcl_health_regen_delay")) or 4
+		local max_tick_timer = tonumber(minetest.settings:get("mcl_health_regen_delay")) or 0.5
 
-		if food_tick_timer > max_tick_timer then
+		if food_tick_timer > 4 then
 			food_tick_timer = 0
 
 			-- let hunger work always

mods/PLAYER/mcl_playerplus/init.lua

@@ -727,6 +727,20 @@ mcl_damage.register_modifier(function(obj, damage, reason)
 	end
 end, -200)
 
+-- damage invulnerability
+mcl_damage.register_modifier(function(obj, damage, reason)
+	local invul = obj:get_meta():get_int("mcl_damage:invulnerable")
+	if invul > 0 then
+		return 0
+	else
+		obj:get_meta():set_int("mcl_damage:invulnerable", 1)
+		minetest.after(0.5, function()
+			obj:get_meta():set_int("mcl_damage:invulnerable", 0)
+		end)
+		return damage
+	end
+end, -1000)
+
 minetest.register_on_respawnplayer(function(player)
 	local pos = player:get_pos()
 	minetest.add_particlespawner({

settingtypes.txt

@@ -99,8 +99,8 @@ mcl_creative_dig_speed (Creative mode dig speed) float 0.2
 mcl_enable_hunger (Hunger mechanic) bool true
 
 # Health regeneration delay when hunger bar is full
-# Default:4
+# Default: 0.5 s
-mcl_health_regen_delay (Health regen delay) float 4 0
+mcl_health_regen_delay (Health regen delay) float 0.5 0
 
 [Mobs]
 # If enabled, mobs will spawn naturally. This does not affect