VoxeLibre/mods/mobs/api.lua
2015-06-29 19:55:58 +02:00

1050 lines
32 KiB
Lua

mobs = {}
function mobs:register_mob(name, def)
minetest.register_entity(name, {
hp_max = def.hp_max,
physical = true,
collisionbox = def.collisionbox,
collide_with_objects = def.collide_with_objects,
visual = def.visual,
visual_size = def.visual_size,
mesh = def.mesh,
textures = def.textures,
makes_footstep_sound = def.makes_footstep_sound,
view_range = def.view_range,
walk_velocity = def.walk_velocity,
run_velocity = def.run_velocity,
damage = def.damage,
light_damage = def.light_damage,
water_damage = def.water_damage,
lava_damage = def.lava_damage,
disable_fall_damage = def.disable_fall_damage,
drops = def.drops,
armor = def.armor,
drawtype = def.drawtype,
on_rightclick = def.on_rightclick,
type = def.type,
hostile_type = def.hostile_type or 1,
attack_type = def.attack_type,
arrow = def.arrow,
shoot_interval = def.shoot_interval,
sounds = def.sounds or nil,
animation = def.animation,
randomsound = def.randomsound,
hit= def.hit,
follow = def.follow,
jump = def.jump or true,
exp_min = def.exp_min or 0,
exp_max = def.exp_max or 0,
walk_chance = def.walk_chance or 10,
attacks_monsters = def.attacks_monsters or false,
group_attack = def.group_attack or false,
step = def.step or 0,
fov = def.fov or 120,
passive = def.passive or false,
recovery_time = def.recovery_time or 0.5,
knock_back = def.knock_back or 2,
pause_timer = def.pause_timer or 30,
rewards = def.rewards or nil,
animaltype = def.animaltype,
stimer = 0,
canfight = 0,
timer = 0,
affolated_timer = 0;
blinktimer = 0,
blinkstatus = true,
env_damage_timer = 0, -- only if state = "attack"
attack = {player = nil, dist = nil},
state = "stand",
v_start = false,
have_been_hit = 0,
old_y = nil,
lifetimer = 600,
tamed = false,
do_attack = function(self, player, dist)
if self.state ~= "attack" then
if self.sounds ~= nil and self.sounds.war_cry then
if math.random(0,100) < 90 then
minetest.sound_play(self.sounds.war_cry,{ object = self.object })
end
end
self.state = "attack"
self.attack.player = player
self.attack.dist = dist
end
end,
set_affolated = function(self)
local yaw = self.object:getyaw()
self.affolated_timer = math.random(1,4)
self.set_velocity(self, self.run_velocity + math.random(-10,10))
end,
set_velocity = function(self, v)
local yaw = self.object:getyaw()
if self.drawtype == "side" then
yaw = yaw+(math.pi/2)
end
local x = math.sin(yaw) * -v
local z = math.cos(yaw) * v
self.object:setvelocity({x =x, y = self.object:getvelocity().y, z =z})
end,
give_hit = function(self)
self.hit = self.hit
if self.hit == 1 then
self.object:settexturemod("")
self.hit = 0
else
self.object:settexturemod("^[brighten")
self.hit = 1
end
end,
get_velocity = function(self)
local v = self.object:getvelocity()
return (v.x^2 + v.z^2)^(0.5)
end,
in_fov = function(self,pos)
local yaw = self.object:getyaw()
if self.drawtype == "side" then
yaw = yaw+(math.pi/2)
end
local vx = math.sin(yaw)
local vz = math.cos(yaw)
local ds = math.sqrt(vx^2 + vz^2)
local ps = math.sqrt(pos.x^2 + pos.z^2)
local d = { x = vx / ds, z = vz / ds }
local p = { x = pos.x / ps, z = pos.z / ps }
local an = ( d.x * p.x ) + ( d.z * p.z )
a = math.deg( math.acos( an ) )
if a > ( self.fov / 2 ) then
return false
else
return true
end
end,
set_animation = function(self, type)
if not self.animation then
return
end
if not self.animation.current then
self.animation.current = ""
end
if type == "die" and self.animation.current ~= "die" then
if self.animation.stand_start
and self.animation.stand_end
and self.animation.speed_normal
then
self.object:set_animation(
{x = self.animation.stand_start,y = self.animation.stand_end},
self.animation.speed_normal, 0
)
self.animation.current = "die"
end
elseif type == "stand" and self.animation.current ~= "stand" then
if
self.animation.stand_start
and self.animation.stand_end
and self.animation.speed_normal
then
self.object:set_animation(
{x = self.animation.stand_start,y = self.animation.stand_end},
self.animation.speed_normal, 0
)
self.animation.current = "stand"
end
elseif type == "walk" and self.animation.current ~= "walk" then
if
self.animation.walk_start
and self.animation.walk_end
and self.animation.speed_normal
then
self.object:set_animation(
{x = self.animation.walk_start,y = self.animation.walk_end},
self.animation.speed_normal, 0
)
self.animation.current = "walk"
end
elseif type == "run" and self.animation.current ~= "run" then
if
self.animation.run_start
and self.animation.run_end
and self.animation.speed_run
then
if self.animation.run_start ~= nil then
self.object:set_animation(
{x = self.animation.run_start,y = self.animation.run_end},
self.animation.speed_run, 0
)
else
self.object:set_animation(
{x = self.animation.walk_start,y = self.animation.walk_end},
self.animation.speed_run, 0
)
end
self.animation.current = "run"
end
elseif type == "punch" and self.animation.current ~= "punch" then
if
self.animation.punch_start
and self.animation.punch_end
and self.animation.speed_normal
then
self.object:set_animation(
{x = self.animation.punch_start,y = self.animation.punch_end},
self.animation.speed_normal, 0
)
self.animation.current = "punch"
end
end
end,
on_step = function(self, dtime)
if self.lifetimer < 600 and self.lifetimer > 590 and self.state == "stand" then
self.set_velocity(self, self.walk_velocity)
self.state = "walk"
self.set_animation(self, "walk")
self.pause_timer = 25;
elseif type == "animal" then
if math.random(1, 5) == 1 and self.pause_timer == 0 then
self.set_velocity(self, self.walk_velocity)
self.state = "walk"
self.set_animation(self, "walk")
else
self.set_velocity(self, 0)
self:set_animation("stand")
self.pause_timer = 25;
end
end
if self.pause_timer > 0 then
self.pause_timer = self.pause_timer - dtime
end
if self.type == "monster" and minetest.setting_getbool("only_peaceful") then
self.object:remove()
end
self.affolated_timer = self.affolated_timer - dtime
if self.affolated_timer <= 0 and self.type == "animal" then
for _,player in pairs(minetest.get_connected_players()) do
local s = self.object:getpos()
local p = player:getpos()
local dist = ((p.x-s.x)^2 + (p.y-s.y)^2 + (p.z-s.z)^2)^0.8
if self.view_range and dist < self.view_range then
self.set_velocity(self, self.walk_velocity)
self.state = "walk"
self.set_animation(self, "walk")
self.following = player
break
end
end
end
if self.hostile_type == 1 then
self.canfight = 1
elseif self.hostile_type == 2 then
local pos = self.object:getpos()
local n = minetest.get_node(pos)
if minetest.get_timeofday() > 0.2 and minetest.get_timeofday() < 0.8 and self.have_been_hit == 0 then
self.canfight = 0
else
self.canfight = 1
end
elseif self.hostile_type == 3 then
if self.have_been_hit == 0 then
self.canfight = 0
else
self.canfight = 1
end
end
-- FIND SOMEONE TO ATTACK
if self.type == "monster" and self.state ~= "attack" and self.canfight == 1 then
local s = self.object:getpos()
local inradius = minetest.get_objects_inside_radius(s,self.view_range)
local player = nil
local type = nil
for _,oir in ipairs(inradius) do
if oir:is_player() then
player = oir
type = "player"
else
local obj = oir:get_luaentity()
if obj then
player = obj.object
type = obj.type
end
end
if type == "player" or type == "npc" then
local s = self.object:getpos()
local p = player:getpos()
local sp = s
p.y = p.y - 1
local dist = ((p.x-s.x)^2 + (p.y-s.y)^2 + (p.z-s.z)^2)^0.5
if dist < self.view_range and self.in_fov(self,p) then
self.do_attack(self,player,dist)
end
end
end
end
-- NPC FIND A MONSTER TO ATTACK
if self.type == "npc" and self.attacks_monsters and self.state ~= "attack" then
local s = self.object:getpos()
local inradius = minetest.get_objects_inside_radius(s,self.view_range)
for _, oir in pairs(inradius) do
local obj = oir:get_luaentity()
if obj then
if obj.type == "monster" then
-- attack monster
local p = obj.object:getpos()
local dist = ((p.x-s.x)^2 + (p.y-s.y)^2 + (p.z-s.z)^2)^0.5
self.do_attack(self,obj.object,dist)
break
end
end
end
end
self.lifetimer = self.lifetimer - dtime
if self.lifetimer <= 0 and not self.tamed and self.type ~= "npc" then
local player_count = 0
for _,obj in ipairs(minetest.get_objects_inside_radius(self.object:getpos(), 12)) do
if obj:is_player() then
player_count = player_count + 1
end
end
if player_count == 0 and self.state ~= "attack" then
local pos = self.object:getpos()
local hp = self.object:get_hp()
minetest.log("action", "A mob with " .. tostring(hp) .. " HP despawned at " .. minetest.pos_to_string(pos) .. ".")
self.object:remove()
return
end
end
if self.object:getvelocity().y > 0.1 then
local yaw = self.object:getyaw()
if self.drawtype == "side" then
yaw = yaw+(math.pi/2)
end
local x = math.sin(yaw) * -2
local z = math.cos(yaw) * 2
if minetest.get_item_group(minetest.get_node(self.object:getpos()).name, "water") ~= 0 then
self.object:setacceleration({x = x, y = 1.5, z = z})
else
self.object:setacceleration({x = x, y = -10, z = z})
end
else
if minetest.get_item_group(minetest.get_node(self.object:getpos()).name, "water") ~= 0 then
self.object:setacceleration({x = 0, y = 1.5, z = 0})
else
self.object:setacceleration({x = 0, y = -10, z = 0})
end
end
if self.disable_fall_damage and self.object:getvelocity().y == 0 then
if not self.old_y then
self.old_y = self.object:getpos().y
else
local d = self.old_y - self.object:getpos().y
if d > 5 then
local damage = d-5
self.object:set_hp(self.object:get_hp()-damage)
minetest.sound_play("monster_damage", {object = self.object, gain = 0.25})
if self.object:get_hp() == 0 then
minetest.sound_play("monster_death", {object = self.object, gain = 0.4})
self.object:remove()
end
end
self.old_y = self.object:getpos().y
end
end
self.timer = self.timer + dtime
if self.state ~= "attack" then
if self.timer < 1.0 then return end
self.timer = 0
end
if self.randomsound and math.random(1, 200) <= 1 then
minetest.sound_play(self.randomsound, {object = self.object})
end
local do_env_damage = function(self)
local pos = self.object:getpos()
local n = minetest.get_node(pos)
self.give_hit(self)
if self.light_damage and self.light_damage ~= 0
and pos.y > 0
and minetest.get_node_light(pos)
and minetest.get_node_light(pos) > 10
and minetest.get_timeofday() > 0.2
and minetest.get_timeofday() < 0.8
then
self.object:set_hp(self.object:get_hp()-self.light_damage)
minetest.sound_play("zombie_sun_damage", {object = self.object, gain = 0.25})
if self.object:get_hp() <= 0 then
minetest.sound_play("monster_death", {object = self.object, gain = 0.4})
self.object:remove()
end
end
if self.water_damage and self.water_damage ~= 0 and
minetest.get_item_group(n.name, "water") ~= 0
then
self.object:set_hp(self.object:get_hp()-self.water_damage)
minetest.sound_play("monster_damage", {object = self.object, gain = 0.25})
if self.object:get_hp() <= 0 then
minetest.sound_play("monster_death", {object = self.object, gain = 0.4})
self.object:remove()
end
end
if self.lava_damage and self.lava_damage ~= 0 and
minetest.get_item_group(n.name, "lava") ~= 0
then
self.object:set_hp(self.object:get_hp()-self.lava_damage)
minetest.sound_play("monster_damage", {object = self.object, gain = 0.25})
if self.object:get_hp() <= 0 then
minetest.sound_play("monster_death", {object = self.object, gain = 0.4})
self.object:remove()
end
end
self.give_hit(self)
end
self.env_damage_timer = self.env_damage_timer + dtime
if self.state == "attack" and self.env_damage_timer > 1 then
self.env_damage_timer = 0
do_env_damage(self)
elseif self.state ~= "attack" then
do_env_damage(self)
end
if self.follow ~= "" and not self.following then
for _,player in pairs(minetest.get_connected_players()) do
local s = self.object:getpos()
local p = player:getpos()
local dist = ((p.x-s.x)^2 + (p.y-s.y)^2 + (p.z-s.z)^2)^0.5
if self.view_range and dist < self.view_range then
self.following = player
break
end
end
end
if self.following and self.following:is_player() then
if self.following:get_wielded_item():get_name() ~= self.follow then
self.following = nil
else
local s = self.object:getpos()
local p = self.following:getpos()
local dist = ((p.x-s.x)^2 + (p.y-s.y)^2 + (p.z-s.z)^2)^0.5
if dist > self.view_range then
self.following = nil
self.v_start = false
else
local vec = {x=p.x-s.x, y=p.y-s.y, z=p.z-s.z}
local yaw = math.atan(vec.z/vec.x)+math.pi/2
if self.drawtype == "side" then
yaw = yaw+(math.pi/2)
end
if p.x > s.x then
yaw = yaw+math.pi
end
self.object:setyaw(yaw)
if dist > 2 then
if not self.v_start then
self.v_start = true
self.set_velocity(self, self.walk_velocity)
else
if self.jump and self.get_velocity(self) <= 1.5 and self.object:getvelocity().y == 0 then
local v = self.object:getvelocity()
v.y = 6
self.object:setvelocity(v)
end
self.set_velocity(self, self.walk_velocity)
end
self:set_animation("walk")
else
self.v_start = false
self.set_velocity(self, 0)
self:set_animation("stand")
end
return
end
end
end
if self.state == "stand" then
if math.random(1, 4) == 1 then
-- if there is a player nearby look at them
local lp = nil
local s = self.object:getpos()
if self.type == "npc" then
local o = minetest.get_objects_inside_radius(self.object:getpos(), 3)
local yaw = 0
for _,o in ipairs(o) do
if o:is_player() then
lp = o:getpos()
break
end
end
end
if lp ~= nil then
local vec = {x=lp.x-s.x, y=lp.y-s.y, z=lp.z-s.z}
yaw = math.atan(vec.z/vec.x)+math.pi/2
if self.drawtype == "side" then
yaw = yaw+(math.pi/2)
end
if lp.x > s.x then
yaw = yaw+math.pi
end
else
yaw = self.object:getyaw()+((math.random(0,360)-180)/180*math.pi)
end
self.object:setyaw(yaw)
end
self.set_velocity(self, 0)
self.set_animation(self, "stand")
if math.random(1, 100) <= self.walk_chance then
self.set_velocity(self, self.walk_velocity)
self.state = "walk"
self.set_animation(self, "walk")
end
elseif self.state == "walk" then
if math.random(1, 100) <= 30 then
self.object:setyaw(self.object:getyaw()+((math.random(0,360)-180)/180*math.pi))
end
if self.jump and self.get_velocity(self) <= 0.5 and self.object:getvelocity().y == 0 then
local v = self.object:getvelocity()
v.y = 5
self.object:setvelocity(v)
end
self:set_animation("walk")
self.set_velocity(self, self.walk_velocity)
if math.random(1, 100) <= 30 then
self.set_velocity(self, 0)
self.state = "stand"
self:set_animation("stand")
end
elseif self.state == "attack" and self.attack_type == "kamicaze" then
if not self.attack.player or not self.attack.player:is_player() then
self.state = "stand"
self:set_animation("stand")
self.timer = 0
self.blinktimer = 0
return
end
local s = self.object:getpos()
local p = self.attack.player:getpos()
local dist = ((p.x - s.x) ^ 2 + (p.y - s.y) ^ 2 + (p.z - s.z) ^ 2) ^ 0.5
if dist > self.view_range or self.attack.player:get_hp() <= 0 then
self.state = "stand"
self.v_start = false
self.set_velocity(self, 0)
self.timer = 0
self.blinktimer = 0
self.attack = {player = nil, dist = nil}
self:set_animation("stand")
return
else
self:set_animation("walk")
self.attack.dist = dist
end
local vec = {x = p.x -s.x, y = p.y -s.y, z = p.z -s.z}
local yaw = math.atan(vec.z/vec.x)+math.pi/2
if self.drawtype == "side" then
yaw = yaw+(math.pi/2)
end
if p.x > s.x then
yaw = yaw+math.pi
end
self.object:setyaw(yaw)
if self.attack.dist > 3 then
if not self.v_start then
self.v_start = true
self.set_velocity(self, self.run_velocity)
self.timer = 0
self.blinktimer = 0
else
self.timer = 0
self.blinktimer = 0
if self.get_velocity(self) <= 1.58 and self.object:getvelocity().y == 0 then
local v = self.object:getvelocity()
v.y = 5
self.object:setvelocity(v)
end
self.set_velocity(self, self.run_velocity)
end
self:set_animation("run")
else
self.set_velocity(self, 0)
self.timer = self.timer + dtime
self.blinktimer = self.blinktimer + dtime
if self.blinktimer > 0.2 then
self.blinktimer = self.blinktimer - 0.2
if self.blinkstatus then
self.object:settexturemod("")
else
self.object:settexturemod("^[brighten")
end
self.blinkstatus = not self.blinkstatus
end
if self.timer > 3 then
local pos = self.object:getpos()
pos.x = math.floor(pos.x+0.5)
pos.y = math.floor(pos.y+0.5)
pos.z = math.floor(pos.z+0.5)
do_tnt_physics(pos, 3)
local meta = minetest.env:get_meta(pos)
minetest.sound_play("tnt_explode", {pos = pos,gain = 1.0,max_hear_distance = 16,})
if minetest.env:get_node(pos).name == "default:water_source" or minetest.env:get_node(pos).name == "default:water_flowing" or minetest.is_protected(pos, "tnt") then
self.object:remove()
return
end
for x=-3,3 do
for y=-3,3 do
for z=-3,3 do
if x*x+y*y+z*z <= 3 * 3 + 3 then
local np={x=pos.x+x,y=pos.y+y,z=pos.z+z}
local n = minetest.env:get_node(np)
if n.name ~= "air" and n.name ~= "default:obsidian" and n.name ~= "default:bedrock" and n.name ~= "protector:protect" then
activate_if_tnt(n.name, np, pos, 3)
minetest.env:remove_node(np)
nodeupdate(np)
if n.name ~= "tnt:tnt" and math.random() > 0.9 then
local drop = minetest.get_node_drops(n.name, "")
for _,item in ipairs(drop) do
if type(item) == "string" then
if math.random(1,100) > 40 then
local obj = minetest.env:add_item(np, item)
end
end
end
end
end
end
end
end
self.object:remove()
end
end
end
elseif self.state == "attack" and self.attack_type == "dogfight" then
if not self.attack.player or not self.attack.player:getpos() then
self.state = "stand"
self:set_animation("stand")
return
end
local s = self.object:getpos()
local p = self.attack.player:getpos()
local dist = ((p.x - s.x) ^ 2 + (p.y - s.y) ^ 2 + (p.z - s.z) ^ 2) ^ 0.5
if dist > self.view_range or self.attack.player:get_hp() <= 0 then
self.state = "stand"
self.v_start = false
self.set_velocity(self, 0)
self.attack = {player = nil, dist = nil}
self:set_animation("stand")
return
else
self:set_animation("walk")
self.attack.dist = dist
end
local vec = {x = p.x -s.x, y = p.y -s.y, z = p.z -s.z}
local yaw = math.atan(vec.z/vec.x)+math.pi/2
if self.drawtype == "side" then
yaw = yaw+(math.pi/2)
end
if p.x > s.x then
yaw = yaw+math.pi
end
self.object:setyaw(yaw)
if self.attack.dist > 2 then
if not self.v_start then
self.v_start = true
self.set_velocity(self, self.run_velocity)
else
if self.get_velocity(self) <= 1.58 and self.object:getvelocity().y == 0 then
local v = self.object:getvelocity()
v.y = 5
self.object:setvelocity(v)
end
self.set_velocity(self, self.run_velocity)
end
self:set_animation("run")
else
self.set_velocity(self, 0)
self:set_animation("punch")
self.v_start = false
if self.timer > 1 then
self.timer = 0
minetest.sound_play("mobs_punch", {object = self.object, gain = 1})
self.attack.player:punch(self.object, 1.0, {
full_punch_interval= 1.0,
damage_groups = {fleshy = self.damage}
}, vec)
end
end
elseif self.state == "attack" and self.attack_type == "shoot" then
if not self.attack.player or not self.attack.player:is_player() then
self.state = "stand"
self:set_animation("stand")
return
end
local s = self.object:getpos()
local p = self.attack.player:getpos()
p.y = p.y - .5
s.y = s.y + .5
local dist = ((p.x-s.x)^2 + (p.y-s.y)^2 + (p.z-s.z)^2)^0.5
if dist > self.view_range or self.attack.player:get_hp() <= 0 then
self.state = "stand"
self.v_start = false
self.set_velocity(self, 0)
if self.type ~= "npc" then
self.attack = {player=nil, dist=nil}
end
self:set_animation("stand")
return
else
self.attack.dist = dist
end
local vec = {x = p.x -s.x, y = p.y -s.y, z = p.z -s.z}
local yaw = math.atan(vec.z/vec.x)+math.pi/2
if self.drawtype == "side" then
yaw = yaw+(math.pi/2)
end
if p.x > s.x then
yaw = yaw+math.pi
end
self.object:setyaw(yaw)
self.set_velocity(self, 0)
if self.timer > self.shoot_interval and math.random(1, 100) <= 60 then
self.timer = 0
self:set_animation("punch")
if self.sounds ~= nil and self.sounds.attack then
minetest.sound_play(self.sounds.attack, {object = self.object})
end
local p = self.object:getpos()
p.y = p.y + (self.collisionbox[2]+self.collisionbox[5])/2
local obj = minetest.add_entity(p, self.arrow)
local amount = (vec.x^ 2+vec.y^ 2+vec.z^ 2) ^ 0.5
local v = obj:get_luaentity().velocity
vec.y = vec.y+1
vec.x = vec.x*v/amount
vec.y = vec.y*v/amount
vec.z = vec.z*v/amount
obj:setvelocity(vec)
end
end
end,
on_activate = function(self, staticdata, dtime_s)
self.object:set_armor_groups({fleshy = self.armor})
self.object:setacceleration({x = 0, y = -10, z = 0})
self.state = "stand"
self.object:setvelocity({x = 0, y = self.object:getvelocity().y, z = 0})
self.object:setyaw(math.random(1, 360) / 180 * math.pi)
if self.type ~= "npc" then
self.lifetimer = 600 - dtime_s
else
self.lifetimer = 300 - dtime_s
end
if self.type == "monster" and minetest.setting_getbool("only_peaceful") then
self.object:remove()
end
if staticdata then
local tmp = minetest.deserialize(staticdata)
if tmp and tmp.lifetimer then
self.lifetimer = tmp.lifetimer - dtime_s
end
if tmp and tmp.tamed then
self.tamed = tmp.tamed
end
end
if self.lifetimer <= 0 and not self.tamed then
local pos = self.object:getpos()
local hp = self.object:get_hp()
minetest.log("action", "A mob with " .. tostring(hp) .. " HP despawned at " .. minetest.pos_to_string(pos) .. " on activation.")
self.object:remove()
end
end,
get_staticdata = function(self)
local tmp = {
lifetimer = self.lifetimer,
tamed = self.tamed,
textures = { textures = self.textures },
}
return minetest.serialize(tmp)
end,
on_punch = function(self, hitter, tflp, tool_capabilities, dir)
local hp = self.object:get_hp()
self.have_been_hit = 1
if hp >= 1 then
process_weapon(hitter,tflp,tool_capabilities)
end
local pos = self.object:getpos()
if self.object:get_hp() <= 0 then
if hitter and hitter:is_player() and hitter:get_inventory() then
for _,drop in ipairs(self.drops) do
if math.random(1, drop.chance) == 1 then
local d = ItemStack(drop.name.." "..math.random(drop.min, drop.max))
-- default.drop_item(pos,d)
local pos2 = pos
pos2.y = pos2.y + 0.5 -- drop items half block higher
minetest.add_item(pos2,d)
end
end
if self.sounds ~= nil and self.sounds.death ~= nil then
minetest.sound_play(self.sounds.death,{
object = self.object,
})
end
if minetest.get_modpath("skills") and minetest.get_modpath("experience") then
-- DROP experience
local distance_rating = ( ( get_distance({x=0,y=0,z=0},pos) ) / ( skills.get_player_level(hitter:get_player_name()).level * 1000 ) )
local emax = math.floor( self.exp_min + ( distance_rating * self.exp_max ) )
local expGained = math.random(self.exp_min, emax)
skills.add_exp(hitter:get_player_name(),expGained)
local expStack = experience.exp_to_items(expGained)
for _,stack in ipairs(expStack) do
default.drop_item(pos,stack)
end
end
-- see if there are any NPCs to shower you with rewards
if self.type ~= "npc" then
local inradius = minetest.get_objects_inside_radius(hitter:getpos(),10)
for _, oir in pairs(inradius) do
local obj = oir:get_luaentity()
if obj then
if obj.type == "npc" and obj.rewards ~= nil then
local yaw = nil
local lp = hitter:getpos()
local s = obj.object:getpos()
local vec = {x=lp.x-s.x, y=1, z=lp.z-s.z}
yaw = math.atan(vec.z/vec.x)+math.pi/2
if self.drawtype == "side" then
yaw = yaw+(math.pi/2)
end
if lp.x > s.x then
yaw = yaw+math.pi
end
obj.object:setyaw(yaw)
local x = math.sin(yaw) * -2
local z = math.cos(yaw) * 2
acc = {x=x, y=-5, z=z}
for _, r in pairs(obj.rewards) do
if math.random(0,100) < r.chance then
default.drop_item(obj.object:getpos(),r.item, vec, acc)
end
end
end
end
end
end
end
end
-- knock back effect, adapted from blockmen's pyramids mod
-- https://github.com/BlockMen/pyramids
local kb = self.knock_back
local r = self.recovery_time
if tflp < tool_capabilities.full_punch_interval then
kb = kb * ( tflp / tool_capabilities.full_punch_interval )
r = r * ( tflp / tool_capabilities.full_punch_interval )
end
local ykb=2
local v = self.object:getvelocity()
if v.y ~= 0 then
ykb = 0
end
self.object:setvelocity({x=dir.x*kb,y=ykb,z=dir.z*kb})
self.pause_timer = r
if self.type == "animal" then
self.set_affolated(self)
self:set_animation("run")
end
-- for zombie pig <3
if self.passive == false then
if self.state ~= "attack" then
self.do_attack(self,hitter,1)
end
-- alert other NPCs to the attack
local inradius = minetest.get_objects_inside_radius(hitter:getpos(),10)
for _, oir in pairs(inradius) do
local obj = oir:get_luaentity()
if obj then
if obj.group_attack == true and obj.name == self.name and obj.state ~= "attack" then
obj.do_attack(obj,hitter,1)
end
end
end
end
end,
})
end
mobs.spawning_mobs = {}
function mobs:register_spawn(name, description, nodes, max_light, min_light, chance, active_object_count, max_height, spawn_func)
mobs.spawning_mobs[name] = true
minetest.register_abm({
nodenames = nodes,
neighbors = {"air"},
interval = 15,
chance = chance,
action = function(pos, node, _, active_object_count_wider)
--local players = minetest.get_connected_players()
--if players == 0 then return end
if active_object_count_wider > active_object_count then return end
if not mobs.spawning_mobs[name] then return end
pos.y = pos.y + 1
if not minetest.get_node_light(pos) then return end
if minetest.get_node(pos).name ~= "air" then return end
if pos.y > max_height then return end
if not minetest.get_node_light(pos) then return end
if minetest.get_node_light(pos) > max_light then return end
if minetest.get_node_light(pos) < min_light then return end
if minetest.registered_nodes[minetest.get_node(pos).name].walkable then else return end
if min_dist == nil then
min_dist = {x=-1,z=-1}
end
if max_dist == nil then
max_dist = {x=33000,z=33000}
end
if math.abs(pos.x) < min_dist.x or math.abs(pos.z) < min_dist.z then
return
end
if math.abs(pos.x) > max_dist.x or math.abs(pos.z) > max_dist.z then
return
end
if spawn_func and not spawn_func(pos, node) then return end
if math.random(1,1000) <= chance or chance > 99 then
if chance > 99 then
minetest.log("action", "Spawned " .. description .. " at " .. minetest.pos_to_string(pos) .. " with 100% chance .")
minetest.add_entity(pos, name)
elseif math.random(1.0,100.9) <= chance then
minetest.log("action", "Spawned " .. description .. " at " .. minetest.pos_to_string(pos) .. "with "..chance.."% chance.")
minetest.add_entity(pos, name)
end
end
end
})
end
function do_tnt_physics(tnt_np,tntr)
local objs = minetest.env:get_objects_inside_radius(tnt_np, tntr)
for k, obj in pairs(objs) do
local oname = obj:get_entity_name()
local v = obj:getvelocity()
local p = obj:getpos()
if oname == "tnt:tnt" then
obj:setvelocity({x=(p.x - tnt_np.x) + (tntr / 2) + v.x, y=(p.y - tnt_np.y) + tntr + v.y, z=(p.z - tnt_np.z) + (tntr / 2) + v.z})
else
if v ~= nil then
obj:setvelocity({x=(p.x - tnt_np.x) + (tntr / 4) + v.x, y=(p.y - tnt_np.y) + (tntr / 2) + v.y, z=(p.z - tnt_np.z) + (tntr / 4) + v.z})
else
if obj:get_player_name() ~= nil then
obj:set_hp(obj:get_hp() - 1)
end
end
end
end
end
function mobs:register_arrow(name, def)
minetest.register_entity(name, {
physical = false,
collisionbox = {0, 0, 0, 0, 0, 0},
visual = def.visual,
visual_size = def.visual_size,
textures = def.textures,
velocity = def.velocity,
hit_player = def.hit_player,
hit_node = def.hit_node,
on_step = function(self, dtime)
local pos = self.object:getpos()
if minetest.get_node(self.object:getpos()).name ~= "air" then
self.hit_node(self, pos, node)
self.object:remove()
return
end
-- pos.y = pos.y-1.0
for _,player in pairs(minetest.get_objects_inside_radius(pos, 1)) do
if player:is_player() then
self.hit_player(self, player)
self.object:remove()
return
end
end
end
})
end
function get_distance(pos1,pos2)
if ( pos1 ~= nil and pos2 ~= nil ) then
return math.abs(math.floor(math.sqrt( (pos1.x - pos2.x)^2 + (pos1.z - pos2.z)^2 )))
else
return 0
end
end
function process_weapon(player, time_from_last_punch, tool_capabilities)
local weapon = player:get_wielded_item()
if tool_capabilities ~= nil then
local wear = ( tool_capabilities.full_punch_interval / 75 ) * 65535
weapon:add_wear(wear)
player:set_wielded_item(weapon)
end
if weapon:get_definition().sounds ~= nil then
local s = math.random(0,#weapon:get_definition().sounds)
minetest.sound_play(weapon:get_definition().sounds[s], {
object=player,
})
else
minetest.sound_play("default_sword_wood", {
object = player,
})
end
end