From 8142f7e51214672292d3bffe3fa8119eb8a1cf1c Mon Sep 17 00:00:00 2001 From: jordan4ibanez Date: Thu, 22 Apr 2021 21:36:42 -0400 Subject: [PATCH] Add in mob death --- mods/ENTITIES/mcl_mobs/api/api.lua | 1 + .../mcl_mobs/api/mob_functions/ai.lua | 16 +- .../api/mob_functions/backup_code_api.lua | 77 -------- .../api/mob_functions/death_logic.lua | 165 ++++++++++++++++++ 4 files changed, 181 insertions(+), 78 deletions(-) diff --git a/mods/ENTITIES/mcl_mobs/api/api.lua b/mods/ENTITIES/mcl_mobs/api/api.lua index 3e13dc852..e5e9d32f4 100644 --- a/mods/ENTITIES/mcl_mobs/api/api.lua +++ b/mods/ENTITIES/mcl_mobs/api/api.lua @@ -327,6 +327,7 @@ function mobs:register_mob(name, def) visual_size_origin = def.visual_size or {x = 1, y = 1, z = 1}, punch_timer_cooloff = def.punch_timer_cooloff or 0.5, projectile_cooldown = def.projectile_cooldown or 2, + death_animation_timer = 0, --end j4i stuff -- MCL2 extensions diff --git a/mods/ENTITIES/mcl_mobs/api/mob_functions/ai.lua b/mods/ENTITIES/mcl_mobs/api/mob_functions/ai.lua index 313f3f3f9..3a0dda117 100644 --- a/mods/ENTITIES/mcl_mobs/api/mob_functions/ai.lua +++ b/mods/ENTITIES/mcl_mobs/api/mob_functions/ai.lua @@ -610,8 +610,22 @@ mobs.mob_step = function(self, dtime) return false end + --do death logic (animation, poof, explosion, etc) if self.health <= 0 then - + + mobs.death_logic(self, dtime) + + --this is here because the mob must continue to move + --while stunned before coming to a complete halt even during + --the death tilt + if self.pause_timer > 0 then + self.pause_timer = self.pause_timer - dtime + --perfectly reset pause_timer + if self.pause_timer < 0 then + self.pause_timer = 0 + end + end + return end diff --git a/mods/ENTITIES/mcl_mobs/api/mob_functions/backup_code_api.lua b/mods/ENTITIES/mcl_mobs/api/mob_functions/backup_code_api.lua index 802201688..76a319d33 100644 --- a/mods/ENTITIES/mcl_mobs/api/mob_functions/backup_code_api.lua +++ b/mods/ENTITIES/mcl_mobs/api/mob_functions/backup_code_api.lua @@ -971,84 +971,7 @@ local update_tag = function(self) update_roll(self) end --- drop items -local item_drop = function(self, cooked, looting_level) - -- no drops if disabled by setting - if not mobs_drop_items then return end - - looting_level = looting_level or 0 - - -- no drops for child mobs (except monster) - if (self.child and self.type ~= "monster") then - return - end - - local obj, item, num - local pos = self.object:get_pos() - - self.drops = self.drops or {} -- nil check - - for n = 1, #self.drops do - local dropdef = self.drops[n] - local chance = 1 / dropdef.chance - local looting_type = dropdef.looting - - if looting_level > 0 then - local chance_function = dropdef.looting_chance_function - if chance_function then - chance = chance_function(looting_level) - elseif looting_type == "rare" then - chance = chance + (dropdef.looting_factor or 0.01) * looting_level - end - end - - local num = 0 - local do_common_looting = (looting_level > 0 and looting_type == "common") - if math_random() < chance then - num = math_random(dropdef.min or 1, dropdef.max or 1) - elseif not dropdef.looting_ignore_chance then - do_common_looting = false - end - - if do_common_looting then - num = num + math_floor(math_random(0, looting_level) + 0.5) - end - - if num > 0 then - item = dropdef.name - - -- cook items when true - if cooked then - - local output = minetest_get_craft_result({ - method = "cooking", width = 1, items = {item}}) - - if output and output.item and not output.item:is_empty() then - item = output.item:get_name() - end - end - - -- add item if it exists - for x = 1, num do - obj = minetest_add_item(pos, ItemStack(item .. " " .. 1)) - end - - if obj and obj:get_luaentity() then - - obj:set_velocity({ - x = math_random(-10, 10) / 9, - y = 6, - z = math_random(-10, 10) / 9, - }) - elseif obj then - obj:remove() -- item does not exist - end - end - end - - self.drops = {} -end -- check if mob is dead or only hurt diff --git a/mods/ENTITIES/mcl_mobs/api/mob_functions/death_logic.lua b/mods/ENTITIES/mcl_mobs/api/mob_functions/death_logic.lua index e69de29bb..53d517a58 100644 --- a/mods/ENTITIES/mcl_mobs/api/mob_functions/death_logic.lua +++ b/mods/ENTITIES/mcl_mobs/api/mob_functions/death_logic.lua @@ -0,0 +1,165 @@ +local minetest_add_item = minetest.add_item +local minetest_add_particlespawner = minetest.add_particlespawner +local minetest_sound_play = minetest.sound_play + +local math_pi = math.pi +local math_random = math.random +local math_floor = math.floor +local HALF_PI = math_pi / 2 + +local vector_new = vector.new + + +local death_effect = function(self) + + local pos = self.object:get_pos() + local yaw = self.object:get_yaw() + local collisionbox = self.object:get_properties().collisionbox + + local min, max + + if collisionbox then + min = {x=collisionbox[1], y=collisionbox[2], z=collisionbox[3]} + max = {x=collisionbox[4], y=collisionbox[5], z=collisionbox[6]} + end + + minetest_add_particlespawner({ + amount = 50, + time = 0.001, + minpos = vector.add(pos, min), + maxpos = vector.add(pos, max), + minvel = vector.new(-0.5,0.5,-0.5), + maxvel = vector.new(0.5,1,0.5), + minexptime = 1.1, + maxexptime = 1.5, + minsize = 1, + maxsize = 2, + collisiondetection = false, + vertical = false, + texture = "mcl_particles_mob_death.png", -- this particle looks strange + }) +end + + +-- drop items +local item_drop = function(self, cooked, looting_level) + + looting_level = looting_level or 0 + + -- no drops for child mobs (except monster) + if (self.child and self.type ~= "monster") then + return + end + + local obj, item, num + local pos = self.object:get_pos() + + self.drops = self.drops or {} -- nil check + + for n = 1, #self.drops do + local dropdef = self.drops[n] + local chance = 1 / dropdef.chance + local looting_type = dropdef.looting + + if looting_level > 0 then + local chance_function = dropdef.looting_chance_function + if chance_function then + chance = chance_function(looting_level) + elseif looting_type == "rare" then + chance = chance + (dropdef.looting_factor or 0.01) * looting_level + end + end + + local num = 0 + local do_common_looting = (looting_level > 0 and looting_type == "common") + if math_random() < chance then + num = math_random(dropdef.min or 1, dropdef.max or 1) + elseif not dropdef.looting_ignore_chance then + do_common_looting = false + end + + if do_common_looting then + num = num + math_floor(math_random(0, looting_level) + 0.5) + end + + if num > 0 then + item = dropdef.name + + -- cook items when true + if cooked then + + local output = minetest_get_craft_result({ + method = "cooking", width = 1, items = {item}}) + + if output and output.item and not output.item:is_empty() then + item = output.item:get_name() + end + end + + -- add item if it exists + for x = 1, num do + obj = minetest_add_item(pos, ItemStack(item .. " " .. 1)) + end + + if obj and obj:get_luaentity() then + + obj:set_velocity({ + x = math_random(-10, 10) / 9, + y = 6, + z = math_random(-10, 10) / 9, + }) + elseif obj then + obj:remove() -- item does not exist + end + end + end + + self.drops = {} +end + + +mobs.death_logic = function(self, dtime) + self.death_animation_timer = self.death_animation_timer + dtime + + + --the final POOF of a mob despawning + if self.death_animation_timer >= 1.25 then + + item_drop(self,false,1) + + death_effect(self) + + self.object:remove() + + return + end + + --I'm sure there's a more efficient way to do this + --but this is the easiest, easier to work with 1 variable synced + --this is also not smooth + local death_animation_roll = self.death_animation_timer * 2 -- * 2 to make it faster + if death_animation_roll > 1 then + death_animation_roll = 1 + end + + local rot = self.object:get_rotation() --(no pun intended) + + rot.z = death_animation_roll * HALF_PI + + self.object:set_rotation(rot) + + mobs.set_mob_animation(self,"stand", true) + + + --flying and swimming mobs just fall down + if self.fly or self.swim then + if self.object:get_acceleration().y ~= -self.gravity then + self.object:set_acceleration(vector_new(0,-self.gravity,0)) + end + end + + --when landing allow mob to slow down and just fall if in air + if self.pause_timer <= 0 then + mobs.set_velocity(self,0) + end +end \ No newline at end of file