Implement ability to hurt mobs

This commit is contained in:
jordan4ibanez 2021-04-22 20:07:30 -04:00
parent 45790c0be0
commit f9a7144b65
2 changed files with 59 additions and 42 deletions

View File

@ -650,7 +650,13 @@ mobs.mob_step = function(self, dtime)
end
end
if self.pause_timer > 0 then
self.pause_timer = self.pause_timer - dtime
--don't break eye contact
if self.hostile and self.attacking then
mobs.set_yaw_while_attacking(self)
end
else
--jump only (like slimes)
if self.jump_only then
jump_state_switch(self, dtime)
@ -668,6 +674,7 @@ mobs.mob_step = function(self, dtime)
land_state_switch(self, dtime)
land_state_execution(self,dtime)
end
end

View File

@ -3,8 +3,10 @@ local minetest_sound_play = minetest.sound_play
local math_floor = math.floor
local math_min = math.min
local math_random = math.random
local vector_direction = vector.direction
local vector_multiply = vector.multiply
mobs.feed_tame = function(self)
return nil
@ -149,7 +151,7 @@ mobs.mob_punch = function(self, hitter, tflp, tool_capabilities, dir)
-- add weapon wear manually
-- Required because we have custom health handling ("health" property)
--minetest_is_creative_enabled("") ~= true removed for now
--minetest_is_creative_enabled("") ~= true --removed for now
if tool_capabilities then
if tool_capabilities.punch_attack_uses then
-- Without this delay, the wear does not work. Quite hacky ...
@ -199,33 +201,39 @@ mobs.mob_punch = function(self, hitter, tflp, tool_capabilities, dir)
--end
-- knock back effect (only on full punch)
if not die
and self.knock_back
and tflp >= punch_interval then
if tflp >= punch_interval then
local v = self.object:get_velocity()
local r = 1.4 - math_min(punch_interval, 1.4)
local kb = r * 2.0
local up = 2
local velocity = self.object:get_velocity()
--2d direction
local pos1 = self.object:get_pos()
pos1.y = 0
local pos2 = hitter:get_pos()
pos2.y = 0
local dir = vector.direction(pos2,pos1)
local up = 3
-- if already in air then dont go up anymore when hit
if v.y ~= 0
or self.fly then
if velocity.y ~= 0 then
up = 0
end
-- direction error check
dir = dir or {x = 0, y = 0, z = 0}
--0.75 for perfect distance to not be too easy, and not be too hard
local multiplier = 0.75
-- check if tool already has specific knockback value
if tool_capabilities.damage_groups["knockback"] then
kb = tool_capabilities.damage_groups["knockback"]
else
kb = kb * 1.5
local knockback_enchant = mcl_enchanting.get_enchantment(hitter:get_wielded_item(), "knockback")
if knockback_enchant and knockback_enchant > 0 then
multiplier = knockback_enchant + 1 --(starts from 1, 1 would be no change)
end
local luaentity
--[[ --why does this multiply it again???
if hitter then
luaentity = hitter:get_luaentity()
end
@ -235,14 +243,16 @@ mobs.mob_punch = function(self, hitter, tflp, tool_capabilities, dir)
elseif luaentity and luaentity._knockback then
kb = kb + luaentity._knockback
end
]]--
self.object:set_velocity({
x = dir.x * kb,
y = dir.y * kb + up * 2,
z = dir.z * kb
})
dir = vector_multiply(dir,multiplier)
self.pause_timer = 0.25
dir.y = up
--add velocity breaks momentum - use set velocity
self.object:set_velocity(dir)
self.pause_timer = 0.4
end
end -- END if damage