diff options
| author | TenPlus1 <kinsellaja@yahoo.com> | 2016-09-05 19:47:08 +0100 |
|---|---|---|
| committer | TenPlus1 <kinsellaja@yahoo.com> | 2016-09-05 19:47:08 +0100 |
| commit | b63317bc21469aa0867308cc4598b0e36ffaf032 (patch) | |
| tree | f1b28dfabdc73b77e506ba4f5643b194ffb901a5 | |
| parent | 046204cf9a1544892070b1cf8991594f13ce0eaa (diff) | |
added specific_attack flag for special mob attacks
| -rw-r--r-- | api.lua | 31 | ||||
| -rw-r--r-- | api.txt | 1 | ||||
| -rw-r--r-- | api_bak.lua | 3019 |
3 files changed, 28 insertions, 3023 deletions
@@ -975,6 +975,25 @@ function smart_mobs(self, s, p, dist, dtime) end end +-- specific attacks +local specific_attack = function(list, what) + + -- no list so attack default (player, animals etc.) + if list == nil then + return true + end + + -- is found entity on list to attack? + for no = 1, #list do + + if list[no] == what then + return true + end + end + + return false +end + -- monster find someone to attack local monster_attack = function(self) @@ -988,7 +1007,7 @@ local monster_attack = function(self) local s = self.object:getpos() local p, sp, dist local player, obj, min_player - local type = "" + local type, name = "", "" local min_dist = self.view_range + 1 local objs = minetest.get_objects_inside_radius(s, self.view_range) @@ -1002,6 +1021,7 @@ local monster_attack = function(self) else player = objs[n] type = "player" + name = "player" end else obj = objs[n]:get_luaentity() @@ -1009,12 +1029,14 @@ local monster_attack = function(self) if obj then player = obj.object type = obj.type + name = obj.name or "" end end - if type == "player" - or type == "npc" - or (type == "animal" and self.attack_animals == true) then + -- find specific mob to attack, failing that attack player/npc/animal + if specific_attack(self.specific_attack, name) + and (type == "player" or type == "npc" + or (type == "animal" and self.attack_animals == true)) then s = self.object:getpos() p = player:getpos() @@ -2326,6 +2348,7 @@ minetest.register_entity(name, { dogshoot_count = 0, dogshoot_count_max = def.dogshoot_count_max or 5, attack_animals = def.attack_animals or false, + specific_attack = def.specific_attack, on_blast = def.on_blast or do_tnt, @@ -25,6 +25,7 @@ This functions registers a new mob as a Minetest entity. 'attacks_monsters' usually for npc's to attack monsters in area 'group_attack' true to defend same kind of mobs from attack in area 'attack_animals' true for monster to attack animals as well as player and npc's + 'attack_specific' has a table of entity names that monsters can attack {"player", "mobs_animal:chicken"} 'hp_min' minimum health 'hp_max' maximum health (mob health is randomly selected between both) 'physical' same is in minetest.register_entity() diff --git a/api_bak.lua b/api_bak.lua deleted file mode 100644 index 6a73f60..0000000 --- a/api_bak.lua +++ /dev/null @@ -1,3019 +0,0 @@ - --- Mobs Api (5th September 2016) - -mobs = {} -mobs.mod = "redo" - --- Intllib -local S -if minetest.get_modpath("intllib") then - S = intllib.Getter() -else - S = function(s, a, ...) - if a == nil then - return s - end - a = {a, ...} - return s:gsub("(@?)@(%(?)(%d+)(%)?)", - function(e, o, n, c) - if e == "" then - return a[tonumber(n)] .. (o == "" and c or "") - else - return "@" .. o .. n .. c - end - end) - end -end -mobs.intllib = S - --- Invisibility mod check -local invis = {} -if rawget(_G, "invisibility") then - invis = invisibility -end - --- Load settings -local damage_enabled = minetest.setting_getbool("enable_damage") -local peaceful_only = minetest.setting_getbool("only_peaceful_mobs") -local disable_blood = minetest.setting_getbool("mobs_disable_blood") -local creative = minetest.setting_getbool("creative_mode") -local spawn_protected = tonumber(minetest.setting_get("mobs_spawn_protected")) or 1 -local remove_far = minetest.setting_getbool("remove_far_mobs") - --- pathfinding settings -local enable_pathfinding = true -local stuck_timeout = 3 -- how long before mob gets stuck in place and starts searching -local stuck_path_timeout = 10 -- how long will mob follow path before giving up - --- localize functions -local pi = math.pi -local square = math.sqrt -local sin = math.sin -local cos = math.cos -local abs = math.abs -local min = math.min -local max = math.max -local atann = math.atan -local random = math.random -local floor = math.floor -local atan = function(x) - - if x ~= x then - --error("atan bassed NaN") - --print ("atan based NaN") - return 0 - else - return atann(x) - end -end - -do_attack = function(self, player) - - if self.state ~= "attack" then - - if random(0,100) < 90 - and self.sounds.war_cry then - - minetest.sound_play(self.sounds.war_cry, { - object = self.object, - max_hear_distance = self.sounds.distance - }) - end - - self.state = "attack" - self.attack = player - end -end - -set_velocity = function(self, v) - - local yaw = self.object:getyaw() + self.rotate or 0 - - self.object:setvelocity({ - x = sin(yaw) * -v, - y = self.object:getvelocity().y, - z = cos(yaw) * v - }) -end - -get_velocity = function(self) - - local v = self.object:getvelocity() - - return (v.x * v.x + v.z * v.z) ^ 0.5 -end - -set_animation = function(self, type) - - if not self.animation then - return - end - - self.animation.current = self.animation.current or "" - - self.animation.speed_normal = self.animation.speed_normal or 15 - - if type == "stand" - and self.animation.current ~= "stand" then - - if self.animation.stand_start - and self.animation.stand_end then - - self.object:set_animation({ - x = self.animation.stand_start, - y = self.animation.stand_end}, - (self.animation.speed_stand or 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 then - - self.object:set_animation({ - x = self.animation.walk_start, - y = self.animation.walk_end}, - (self.animation.speed_walk or 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 then - - self.object:set_animation({ - x = self.animation.run_start, - y = self.animation.run_end}, - (self.animation.speed_run or self.animation.speed_normal), 0) - - self.animation.current = "run" - end - - elseif type == "punch" - and self.animation.current ~= "punch" then - - if self.animation.punch_start - and self.animation.punch_end then - - self.object:set_animation({ - x = self.animation.punch_start, - y = self.animation.punch_end}, - (self.animation.speed_punch or self.animation.speed_normal), 0) - - self.animation.current = "punch" - end - elseif type == "punch2" - and self.animation.current ~= "punch2" then - - if self.animation.punch2_start - and self.animation.punch2_end then - - self.object:set_animation({ - x = self.animation.punch2_start, - y = self.animation.punch2_end}, - (self.animation.speed_punch2 or self.animation.speed_normal), 0) - - self.animation.current = "punch2" - end - elseif type == "shoot" - and self.animation.current ~= "shoot" then - - if self.animation.shoot_start - and self.animation.shoot_end then - - self.object:set_animation({ - x = self.animation.shoot_start, - y = self.animation.shoot_end}, - (self.animation.speed_shoot or self.animation.speed_normal), 0) - - self.animation.current = "shoot" - end - end -end - --- check line of sight for walkers and swimmers alike -function line_of_sight_water(self, pos1, pos2, stepsize) - - local s, pos_w = minetest.line_of_sight(pos1, pos2, stepsize) - - -- normal walking and flying mobs can see you through air - if s == true then - return true - end - - -- swimming mobs can see you through water - if s == false - and self.fly - and self.fly_in == "default:water_source" then - - local nod = minetest.get_node(pos_w).name - - if nod == "default:water_source" - or nod == "default:water_flowing" then - - return true - end - - -- just incase we have a special node for flying/swimming mobs - elseif s == false - and self.fly - and self.fly_in then - - local nod = minetest.get_node(pos_w).name - - if nod == self.fly_in then - return true - end - end - - return false - -end - --- particle effects -function effect(pos, amount, texture, max_size, radius) - - radius = radius or 2 - - minetest.add_particlespawner({ - amount = amount, - time = 0.25, - minpos = pos, - maxpos = pos, - minvel = {x = -radius, y = -radius, z = -radius}, - maxvel = {x = radius, y = radius, z = radius}, - minacc = {x = -radius, y = -radius, z = -radius}, - maxacc = {x = radius, y = radius, z = radius}, - minexptime = 0.1, - maxexptime = 1, - minsize = 0.5, - maxsize = (max_size or 1), - texture = texture, - }) -end - --- update nametag colour -function update_tag(self) - - local col = "#00FF00" - local qua = self.hp_max / 4 - - if self.health <= floor(qua * 3) then - col = "#FFFF00" - end - - if self.health <= floor(qua * 2) then - col = "#FF6600" - end - - if self.health <= floor(qua) then - col = "#FF0000" - end - - self.object:set_properties({ - nametag = self.nametag, - nametag_color = col - }) - -end - --- check if mob is dead or only hurt -function check_for_death(self) - - -- has health actually changed? - if self.health == self.old_health then - return - end - - self.old_health = self.health - - -- still got some health? play hurt sound - if self.health > 0 then - - if self.sounds.damage then - - minetest.sound_play(self.sounds.damage, { - object = self.object, - gain = 1.0, - max_hear_distance = self.sounds.distance - }) - end - - -- make sure health isn't higher than max - if self.health > self.hp_max then - self.health = self.hp_max - end - - -- backup nametag so we can show health stats - if not self.nametag2 then - self.nametag2 = self.nametag or "" - end - - self.htimer = 2 - - self.nametag = "health: " .. self.health .. " of " .. self.hp_max - - update_tag(self) - - return false - end - - -- drop items when dead - local obj - local pos = self.object:getpos() - - for n = 1, #self.drops do - - if random(1, self.drops[n].chance) == 1 then - - obj = minetest.add_item(pos, - ItemStack(self.drops[n].name .. " " - .. random(self.drops[n].min, self.drops[n].max))) - - if obj then - - obj:setvelocity({ - x = random(-10, 10) / 9, - y = 5, - z = random(-10, 10) / 9, - }) - end - end - end - - -- play death sound - if self.sounds.death then - - minetest.sound_play(self.sounds.death, { - object = self.object, - gain = 1.0, - max_hear_distance = self.sounds.distance - }) - end - - -- execute custom death function - if self.on_die then - - self.on_die(self, pos) - - return true - end - - -- default death function - self.object:remove() - - effect(pos, 20, "tnt_smoke.png") - - return true -end - --- check if within physical map limits (-30911 to 30927) -function within_limits(pos, radius) - - if (pos.x - radius) > -30913 - and (pos.x + radius) < 30928 - and (pos.y - radius) > -30913 - and (pos.y + radius) < 30928 - and (pos.z - radius) > -30913 - and (pos.z + radius) < 30928 then - return true -- within limits - end - - return false -- beyond limits -end - --- is mob facing a cliff -local function is_at_cliff(self) - - if self.fear_height == 0 then -- 0 for no falling protection! - return false - end - - local yaw = self.object:getyaw() - local dir_x = -sin(yaw) * (self.collisionbox[4] + 0.5) - local dir_z = cos(yaw) * (self.collisionbox[4] + 0.5) - local pos = self.object:getpos() - local ypos = pos.y + self.collisionbox[2] -- just above floor - - if minetest.line_of_sight( - {x = pos.x + dir_x, y = ypos, z = pos.z + dir_z}, - {x = pos.x + dir_x, y = ypos - self.fear_height, z = pos.z + dir_z} - , 1) then - - return true - end - - return false -end - --- get node but use fallback for nil or unknown -local function node_ok(pos, fallback) - - fallback = fallback or "default:dirt" - - local node = minetest.get_node_or_nil(pos) - - if not node then - return minetest.registered_nodes[fallback] - end - - if minetest.registered_nodes[node.name] then - return node - end - - return minetest.registered_nodes[fallback] -end - --- environmental damage (water, lava, fire, light) -do_env_damage = function(self) - - -- feed/tame text timer (so mob 'full' messages dont spam chat) - if self.htimer > 0 then - self.htimer = self.htimer - 1 - end - - -- reset nametag after showing health stats - if self.htimer < 1 and self.nametag2 then - - self.nametag = self.nametag2 - self.nametag2 = nil - - update_tag(self) - end - - local pos = self.object:getpos() - - self.time_of_day = minetest.get_timeofday() - - -- remove mob if beyond map limits - if not within_limits(pos, 0) then - self.object:remove() - return - end - - -- daylight above ground - if self.light_damage ~= 0 - and pos.y > 0 - and self.time_of_day > 0.2 - and self.time_of_day < 0.8 - and (minetest.get_node_light(pos) or 0) > 12 then - - self.health = self.health - self.light_damage - - effect(pos, 5, "tnt_smoke.png") - end - - -- what is mob standing in? - pos.y = pos.y + self.collisionbox[2] + 0.1 -- foot level - self.standing_in = node_ok(pos, "air").name - --print ("standing in " .. self.standing_in) - - if self.water_damage ~= 0 - or self.lava_damage ~= 0 then - - local nodef = minetest.registered_nodes[self.standing_in] - - pos.y = pos.y + 1 - - -- water - if self.water_damage ~= 0 - and nodef.groups.water then - - self.health = self.health - self.water_damage - - effect(pos, 5, "bubble.png") - end - - -- lava or fire - if self.lava_damage ~= 0 - and (nodef.groups.lava - or self.standing_in == "fire:basic_flame" - or self.standing_in == "fire:permanent_flame") then - - self.health = self.health - self.lava_damage - - effect(pos, 5, "fire_basic_flame.png") - end - end - - check_for_death(self) -end - --- jump if facing a solid node (not fences or gates) -do_jump = function(self) - - if self.fly - or self.child then - return - end - - local pos = self.object:getpos() - - -- what is mob standing on? - pos.y = pos.y + self.collisionbox[2] - 0.2 - - local nod = node_ok(pos) - ---print ("standing on:", nod.name, pos.y) - - if minetest.registered_nodes[nod.name].walkable == false then - return - end - - -- where is front - local yaw = self.object:getyaw() - local dir_x = -sin(yaw) * (self.collisionbox[4] + 0.5) - local dir_z = cos(yaw) * (self.collisionbox[4] + 0.5) - - -- what is in front of mob? - local nod = node_ok({ - x = pos.x + dir_x, - y = pos.y + 0.5, - z = pos.z + dir_z - }) - - -- thin blocks that do not need to be jumped - if nod.name == "default:snow" then - return - end - ---print ("in front:", nod.name, pos.y + 0.5) - - if (minetest.registered_items[nod.name].walkable - and not nod.name:find("fence") - and not nod.name:find("gate")) - or self.walk_chance == 0 then - - local v = self.object:getvelocity() - - v.y = self.jump_height + 1 - - self.object:setvelocity(v) - - if self.sounds.jump then - - minetest.sound_play(self.sounds.jump, { - object = self.object, - gain = 1.0, - max_hear_distance = self.sounds.distance - }) - end - else - if self.state ~= "attack" then - self.state = "stand" - set_animation(self, "stand") - end - end -end - --- this is a faster way to calculate distance -local get_distance = function(a, b) - - local x, y, z = a.x - b.x, a.y - b.y, a.z - b.z - - return square(x * x + y * y + z * z) -end - --- blast damage to entities nearby (modified from TNT mod) -function entity_physics(pos, radius) - - radius = radius * 2 - - local objs = minetest.get_objects_inside_radius(pos, radius) - local obj_pos, dist - - for n = 1, #objs do - - obj_pos = objs[n]:getpos() - - dist = get_distance(pos, obj_pos) - if dist < 1 then dist = 1 end - - local damage = floor((4 / dist) * radius) - local ent = objs[n]:get_luaentity() - - if objs[n]:is_player() then - objs[n]:set_hp(objs[n]:get_hp() - damage) - - else --if ent.health then - - objs[n]:punch(objs[n], 1.0, { - full_punch_interval = 1.0, - damage_groups = {fleshy = damage}, - }, nil) - - end - end -end - --- should mob follow what I'm holding ? -function follow_holding(self, clicker) - - if invis[clicker:get_player_name()] then - return false - end - - local item = clicker:get_wielded_item() - local t = type(self.follow) - - -- single item - if t == "string" - and item:get_name() == self.follow then - return true - - -- multiple items - elseif t == "table" then - - for no = 1, #self.follow do - - if self.follow[no] == item:get_name() then - return true - end - end - end - - return false -end - --- find two animals of same type and breed if nearby and horny -local function breed(self) - - -- child takes 240 seconds before growing into adult - if self.child == true then - - self.hornytimer = self.hornytimer + 1 - - if self.hornytimer > 240 then - - self.child = false - self.hornytimer = 0 - - self.object:set_properties({ - textures = self.base_texture, - mesh = self.base_mesh, - visual_size = self.base_size, - collisionbox = self.base_colbox, - }) - - -- jump when fully grown so not to fall into ground - self.object:setvelocity({ - x = 0, - y = self.jump_height, - z = 0 - }) - end - - return - end - - -- horny animal can mate for 40 seconds, - -- afterwards horny animal cannot mate again for 200 seconds - if self.horny == true - and self.hornytimer < 240 then - - self.hornytimer = self.hornytimer + 1 - - if self.hornytimer >= 240 then - self.hornytimer = 0 - self.horny = false - end - end - - -- find another same animal who is also horny and mate if close enough - if self.horny == true - and self.hornytimer <= 40 then - - local pos = self.object:getpos() - - effect({x = pos.x, y = pos.y + 1, z = pos.z}, 4, "heart.png") - - local objs = minetest.get_objects_inside_radius(pos, 3) - local num = 0 - local ent = nil - - for n = 1, #objs do - - ent = objs[n]:get_luaentity() - - -- check for same animal with different colour - local canmate = false - - if ent then - - if ent.name == self.name then - canmate = true - else - local entname = string.split(ent.name,":") - local selfname = string.split(self.name,":") - - if entname[1] == selfname[1] then - entname = string.split(entname[2],"_") - selfname = string.split(selfname[2],"_") - - if entname[1] == selfname[1] then - canmate = true - end - end - end - end - - if ent - and canmate == true - and ent.horny == true - and ent.hornytimer <= 40 then - num = num + 1 - end - - -- found your mate? then have a baby - if num > 1 then - - self.hornytimer = 41 - ent.hornytimer = 41 - - -- spawn baby - minetest.after(5, function() - - local mob = minetest.add_entity(pos, self.name) - local ent2 = mob:get_luaentity() - local textures = self.base_texture - - if self.child_texture then - textures = self.child_texture[1] - end - - mob:set_properties({ - textures = textures, - visual_size = { - x = self.base_size.x * .5, - y = self.base_size.y * .5, - }, - collisionbox = { - self.base_colbox[1] * .5, - self.base_colbox[2] * .5, - self.base_colbox[3] * .5, - self.base_colbox[4] * .5, - self.base_colbox[5] * .5, - self.base_colbox[6] * .5, - }, - }) - ent2.child = true - ent2.tamed = true - ent2.owner = self.owner - end) - - num = 0 - - break - end - end - end -end - --- find and replace what mob is looking for (grass, wheat etc.) -function replace(self, pos) - - if self.replace_rate - and self.child == false - and random(1, self.replace_rate) == 1 then - - local pos = self.object:getpos() - - pos.y = pos.y + self.replace_offset - --- print ("replace node = ".. minetest.get_node(pos).name, pos.y) - - if self.replace_what - and self.replace_with - and self.object:getvelocity().y == 0 - and #minetest.find_nodes_in_area(pos, pos, self.replace_what) > 0 then - - minetest.set_node(pos, {name = self.replace_with}) - - -- when cow/sheep eats grass, replace wool and milk - if self.gotten == true then - self.gotten = false - self.object:set_properties(self) - end - end - end -end - --- check if daytime and also if mob is docile during daylight hours -function day_docile(self) - - if self.docile_by_day == false then - - return false - - elseif self.docile_by_day == true - and self.time_of_day > 0.2 - and self.time_of_day < 0.8 then - - return true - end -end - --- path finding and smart mob routine by rnd -function smart_mobs(self, s, p, dist, dtime) - - local s1 = self.path.lastpos - - -- is it becoming stuck? - if abs(s1.x - s.x) + abs(s1.z - s.z) < 1.5 then - self.path.stuck_timer = self.path.stuck_timer + dtime - else - self.path.stuck_timer = 0 - end - - self.path.lastpos = {x = s.x, y = s.y, z = s.z} - - -- im stuck, search for path - if (self.path.stuck_timer > stuck_timeout and not self.path.following) - or (self.path.stuck_timer > stuck_path_timeout - and self.path.following) then - - self.path.stuck_timer = 0 - - -- lets try find a path, first take care of positions - -- since pathfinder is very sensitive - local sheight = self.collisionbox[5] - self.collisionbox[2] - - -- round position to center of node to avoid stuck in walls - -- also adjust height for player models! - s.x = floor(s.x + 0.5) - s.y = floor(s.y + 0.5) - sheight - s.z = floor(s.z + 0.5) - - local ssight, sground = minetest.line_of_sight(s, { - x = s.x, y = s.y - 4, z = s.z}, 1) - - -- determine node above ground - if not ssight then - s.y = sground.y + 1 - end - - local p1 = self.attack:getpos() - - p1.x = floor(p1.x + 0.5) - p1.y = floor(p1.y + 0.5) - p1.z = floor(p1.z + 0.5) - - self.path.way = minetest.find_path(s, p1, 16, 2, 6, "Dijkstra") --"A*_noprefetch") - - -- attempt to unstick mob that is "daydreaming" - self.object:setpos({ - x = s.x + 0.1 * (random() * 2 - 1), - y = s.y + 1, - z = s.z + 0.1 * (random() * 2 - 1) - }) - - self.state = "" - do_attack(self, self.attack) - - -- no path found, try something else - if not self.path.way then - - self.path.following = false - - -- lets make way by digging/building if not accessible - if self.pathfinding == 2 then - - -- add block and remove one block above so - -- there is room to jump if needed - if s.y < p1.y then - - if not minetest.is_protected(s, "") then - minetest.set_node(s, {name = "default:dirt"}) - end - - local sheight = math.ceil(self.collisionbox[5]) + 1 - - -- assume mob is 2 blocks high so it digs above its head - s.y = s.y + sheight - - if not minetest.is_protected(s, "") then - - local node1 = minetest.get_node(s).name - - if node1 ~= "air" - and node1 ~= "ignore" then - minetest.set_node(s, {name = "air"}) - minetest.add_item(s, ItemStack(node1)) - end - end - - s.y = s.y - sheight - self.object:setpos({x = s.x, y = s.y + 2, z = s.z}) - - else -- dig 2 blocks to make door toward player direction - - local yaw1 = self.object:getyaw() + pi / 2 - - local p1 = { - x = s.x + cos(yaw1), - y = s.y, - z = s.z + sin(yaw1) - } - - if not minetest.is_protected(p1, "") then - - local node1 = minetest.get_node(p1).name - - if node1 ~= "air" - and node1 ~= "ignore" then - minetest.add_item(p1, ItemStack(node1)) - minetest.set_node(p1, {name = "air"}) - end - - p1.y = p1.y + 1 - node1 = minetest.get_node(p1).name - - if node1 ~= "air" - and node1 ~= "ignore" then - minetest.add_item(p1, ItemStack(node1)) - minetest.set_node(p1, {name = "air"}) - end - - end - end - end - - -- will try again in 2 second - self.path.stuck_timer = stuck_timeout - 2 - - -- frustration! cant find the damn path :( - if self.sounds.random then - - minetest.sound_play(self.sounds.random, { - object = self.object, - max_hear_distance = self.sounds.distance - }) - end - - else - - -- yay i found path - if self.sounds.attack then - - set_velocity(self, self.walk_velocity) - - minetest.sound_play(self.sounds.attack, { - object = self.object, - max_hear_distance = self.sounds.distance - }) - end - - -- follow path now that it has it - self.path.following = true - end - end -end - --- monster find someone to attack -local monster_attack = function(self) - - if self.type ~= "monster" - or not damage_enabled - or self.state == "attack" - or day_docile(self) then - return - end - - local s = self.object:getpos() - local p, sp, dist - local player, type, obj, min_player - local min_dist = self.view_range + 1 - local objs = minetest.get_objects_inside_radius(s, self.view_range) - - for n = 1, #objs do - - if objs[n]:is_player() then - - if invis[ objs[n]:get_player_name() ] then - - type = "" - else - player = objs[n] - type = "player" - end - else - obj = objs[n]:get_luaentity() - - if obj then - player = obj.object - type = obj.type - end - end - - if type == "player" - or type == "npc" then - - s = self.object:getpos() - p = player:getpos() - sp = s - - -- aim higher to make looking up hills more realistic - p.y = p.y + 1 - sp.y = sp.y + 1 - - dist = get_distance(p, s) - - if dist < self.view_range then - -- field of view check goes here - - -- choose closest player to attack - if line_of_sight_water(self, sp, p, 2) == true - and dist < min_dist then - min_dist = dist - min_player = player - end - end - end - end - - -- attack player - if min_player then - do_attack(self, min_player) - end -end - --- npc, find closest monster to attack -local npc_attack = function(self) - - if self.type ~= "npc" - or not self.attacks_monsters - or self.state == "attack" then - return - end - - local s = self.object:getpos() - local min_dist = self.view_range + 1 - local obj, min_player = nil, nil - local objs = minetest.get_objects_inside_radius(s, self.view_range) - - for n = 1, #objs do - - obj = objs[n]:get_luaentity() - - if obj - and obj.type == "monster" then - - p = obj.object:getpos() - - dist = get_distance(p, s) - - if dist < min_dist then - min_dist = dist - min_player = obj.object - end - end - end - - if min_player then - do_attack(self, min_player) - end -end - --- follow player if owner or holding item, if fish outta water then flop -local follow_flop = function(self) - - -- find player to follow - if (self.follow ~= "" - or self.order == "follow") - and not self.following - and self.state ~= "attack" - and self.state ~= "runaway" then - - local s = self.object:getpos() - local players = minetest.get_connected_players() - - for n = 1, #players do - - if get_distance(players[n]:getpos(), s) < self.view_range - and not invis[ players[n]:get_player_name() ] then - - self.following = players[n] - - break - end - end - end - - if self.type == "npc" - and self.order == "follow" - and self.state ~= "attack" - and self.owner ~= "" then - - -- npc stop following player if not owner - if self.following - and self.owner - and self.owner ~= self.following:get_player_name() then - self.following = nil - end - else - -- stop following player if not holding specific item - if self.following - and self.following:is_player() - and follow_holding(self, self.following) == false then - self.following = nil - end - - end - - -- follow that thing - if self.following then - - local s = self.object:getpos() - local p - - if self.following:is_player() then - - p = self.following:getpos() - - elseif self.following.object then - - p = self.following.object:getpos() - end - - if p then - - local dist = get_distance(p, s) - - -- dont follow if out of range - if dist > self.view_range then - self.following = nil - else - local vec = { - x = p.x - s.x, - y = p.y - s.y, - z = p.z - s.z - } - - local yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate - - if p.x > s.x then - yaw = yaw + pi - end - - self.object:setyaw(yaw) - - -- anyone but standing npc's can move along - if dist > self.reach - and self.order ~= "stand" then - - if (self.jump - and get_velocity(self) <= 0.5 - and self.object:getvelocity().y == 0) - or (self.object:getvelocity().y == 0 - and self.jump_chance > 0) then - - do_jump(self) - end - - set_velocity(self, self.walk_velocity) - - if self.walk_chance ~= 0 then - set_animation(self, "walk") - end - else - set_velocity(self, 0) - set_animation(self, "stand") - end - - return - end - end - end - - -- water swimmers flop when on land - if self.fly - and self.fly_in == "default:water_source" - and self.standing_in ~= self.fly_in then - - self.state = "flop" - self.object:setvelocity({x = 0, y = -5, z = 0}) - - set_animation(self, "stand") - - return - end -end - --- dogshoot attack switch and counter function -local dogswitch = function(self, dtime) - - -- switch mode not activated - if not self.dogshoot_switch - or not dtime then - return 0 - end - - self.dogshoot_count = self.dogshoot_count + dtime - - if self.dogshoot_count > self.dogshoot_count_max then - - self.dogshoot_count = 0 - - if self.dogshoot_switch == 1 then - self.dogshoot_switch = 2 - else - self.dogshoot_switch = 1 - end - end - - return self.dogshoot_switch -end - --- execute current state (stand, walk, run, attacks) -local do_states = function(self, dtime) - - local yaw = 0 - - if self.state == "stand" then - - if random(1, 4) == 1 then - - local lp = nil - local s = self.object:getpos() - - if self.type == "npc" then - - local objs = minetest.get_objects_inside_radius(s, 3) - - for n = 1, #objs do - - if objs[n]:is_player() then - lp = objs[n]:getpos() - break - end - end - end - - -- look at any players nearby, otherwise turn randomly - if lp then - - local vec = { - x = lp.x - s.x, - y = lp.y - s.y, - z = lp.z - s.z - } - - yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate - - if lp.x > s.x then - yaw = yaw + pi - end - else - yaw = (random(0, 360) - 180) / 180 * pi - end - - self.object:setyaw(yaw) - end - - set_velocity(self, 0) - set_animation(self, "stand") - - -- npc's ordered to stand stay standing - if self.type ~= "npc" - or self.order ~= "stand" then - - if self.walk_chance ~= 0 - and random(1, 100) <= self.walk_chance - and is_at_cliff(self) == false then - - set_velocity(self, self.walk_velocity) - self.state = "walk" - set_animation(self, "walk") - end - end - - elseif self.state == "walk" then - - local s = self.object:getpos() - local lp = nil - - -- is there something I need to avoid? - if self.water_damage > 0 - and self.lava_damage > 0 then - - lp = minetest.find_node_near(s, 1, {"group:water", "group:lava"}) - - elseif self.water_damage > 0 then - - lp = minetest.find_node_near(s, 1, {"group:water"}) - - elseif self.lava_damage > 0 then - - lp = minetest.find_node_near(s, 1, {"group:lava"}) - end - - -- if something then avoid - if lp then - - local vec = { - x = lp.x - s.x, - y = lp.y - s.y, - z = lp.z - s.z - } - - yaw = atan(vec.z / vec.x) + 3 * pi / 2 - self.rotate - - if lp.x > s.x then - yaw = yaw + pi - end - - self.object:setyaw(yaw) - - -- otherwise randomly turn - elseif random(1, 100) <= 30 then - - local yaw = (random(0, 360) - 180) / 180 * pi - - self.object:setyaw(yaw) - end - - -- stand for great fall in front - local temp_is_cliff = is_at_cliff(self) - - -- jump when walking comes to a halt - if temp_is_cliff == false - and self.jump - and get_velocity(self) <= 0.5 - and self.object:getvelocity().y == 0 then - - do_jump(self) - end - - if temp_is_cliff - or random(1, 100) <= 30 then - - set_velocity(self, 0) - self.state = "stand" - set_animation(self, "stand") - else - set_velocity(self, self.walk_velocity) - set_animation(self, "walk") - end - - -- runaway when punched - elseif self.state == "runaway" then - - self.runaway_timer = self.runaway_timer + 1 - - -- stop after 3 seconds or when at cliff - if self.runaway_timer > 3 - or is_at_cliff(self) then - self.runaway_timer = 0 - set_velocity(self, 0) - self.state = "stand" - set_animation(self, "stand") - else - set_velocity(self, self.run_velocity) - set_animation(self, "walk") - end - - -- jump when walking comes to a halt - if self.jump - and get_velocity(self) <= 0.5 - and self.object:getvelocity().y == 0 then - - do_jump(self) - end - - -- attack routines (explode, dogfight, shoot, dogshoot) - elseif self.state == "attack" then - - -- calculate distance from mob and enemy - local s = self.object:getpos() - local p = self.attack:getpos() or s - local dist = get_distance(p, s) - - -- stop attacking if player or out of range - if dist > self.view_range - or not self.attack - or not self.attack:getpos() - or self.attack:get_hp() <= 0 - or (self.attack:is_player() and invis[ self.attack:get_player_name() ]) then - - --print(" ** stop attacking **", dist, self.view_range) - self.state = "stand" - set_velocity(self, 0) - set_animation(self, "stand") - self.attack = nil - self.v_start = false - self.timer = 0 - self.blinktimer = 0 - - return - end - - if self.attack_type == "explode" then - - local vec = { - x = p.x - s.x, - y = p.y - s.y, - z = p.z - s.z - } - - yaw = atan(vec.z / vec.x) + pi / 2 - self.rotate - - if p.x > s.x then - yaw = yaw + pi - end - - self.object:setyaw(yaw) - - if dist > self.reach then - - if not self.v_start then - - self.v_start = true - set_velocity(self, self.run_velocity) - self.timer = 0 - self.blinktimer = 0 - else - self.timer = 0 - self.blinktimer = 0 - - if 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 - - set_velocity(self, self.run_velocity) - end - - set_animation(self, "run") - else - set_velocity(self, 0) - set_animation(self, "punch") - - self.timer = self.timer + dtime - self.blinktimer = (self.blinktimer or 0) + dtime - - if self.blinktimer > 0.2 then - - self.blinktimer = 0 - - 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() - local radius = self.explosion_radius or 1 - - -- hurt player/mobs caught in blast area - entity_physics(pos, radius) - - -- dont damage anything if area protected or next to water - if minetest.find_node_near(pos, 1, {"group:water"}) - or minetest.is_protected(pos, "") then - - if self.sounds.explode then - - minetest.sound_play(self.sounds.explode, { - object = self.object, - gain = 1.0, - max_hear_distance = 16 - }) - end - - self.object:remove() - - effect(pos, 15, "tnt_smoke.png", 5) - - return - end - - pos.y = pos.y - 1 - - mobs:explosion(pos, radius, 0, 1, self.sounds.explode) - - self.object:remove() - - return - end - end - - elseif self.attack_type == "dogfight" - or (self.attack_type == "dogshoot" and dogswitch(self, dtime) == 2) - or (self.attack_type == "dogshoot" and dist <= self.reach and dogswitch(self) == 0) then - - if self.fly - and dist > self.reach then - - local nod = node_ok(s) - local p1 = s - local me_y = floor(p1.y) - local p2 = p - local p_y = floor(p2.y + 1) - local v = self.object:getvelocity() - - if nod.name == self.fly_in then - - if me_y < p_y then - - self.object:setvelocity({ - x = v.x, - y = 1 * self.walk_velocity, - z = v.z - }) - - elseif me_y > p_y then - - self.object:setvelocity({ - x = v.x, - y = -1 * self.walk_velocity, - z = v.z - }) - end - else - if me_y < p_y then - - self.object:setvelocity({ - x = v.x, - y = 0.01, - z = v.z - }) - - elseif me_y > p_y then - - self.object:setvelocity({ - x = v.x, - y = -0.01, - z = v.z - }) - end - end - - end - - -- rnd: new movement direction - if self.path.following - and self.path.way - and self.attack_type ~= "dogshoot" then - - -- no paths longer than 50 - if #self.path.way > 50 - or dist < self.reach then - self.path.following = false - return - end - - local p1 = self.path.way[1] - - if not p1 then - self.path.following = false - return - end - - if abs(p1.x-s.x) + abs(p1.z - s.z) < 0.6 then - -- reached waypoint, remove it from queue - table.remove(self.path.way, 1) - end - - -- set new temporary target - p = {x = p1.x, y = p1.y, z = p1.z} - end - - local vec = { - x = p.x - s.x, - y = p.y - s.y, - z = p.z - s.z - } - - yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate - - if p.x > s.x then - yaw = yaw + pi - end - - self.object:setyaw(yaw) - - -- move towards enemy if beyond mob reach - if dist > self.reach then - - -- path finding by rnd - if self.pathfinding -- only if mob has pathfinding enabled - and enable_pathfinding then - - smart_mobs(self, s, p, dist, dtime) - end - - -- jump attack - if (self.jump - and get_velocity(self) <= 0.5 - and self.object:getvelocity().y == 0) - or (self.object:getvelocity().y == 0 - and self.jump_chance > 0) then - - do_jump(self) - end - - if is_at_cliff(self) then - - set_velocity(self, 0) - set_animation(self, "stand") - else - - if self.path.stuck then - set_velocity(self, self.walk_velocity) - else - set_velocity(self, self.run_velocity) - end - - set_animation(self, "run") - end - - else -- rnd: if inside reach range - - self.path.stuck = false - self.path.stuck_timer = 0 - self.path.following = false -- not stuck anymore - - set_velocity(self, 0) - - if not self.custom_attack then - - if self.timer > 1 then - - self.timer = 0 - - if self.double_melee_attack - and random(1, 2) == 1 then - set_animation(self, "punch2") - else - set_animation(self, "punch") - end - - local p2 = p - local s2 = s - - p2.y = p2.y + 1.5 - s2.y = s2.y + 1.5 - - if line_of_sight_water(self, p2, s2) == true then - - -- play attack sound - if self.sounds.attack then - - minetest.sound_play(self.sounds.attack, { - object = self.object, - max_hear_distance = self.sounds.distance - }) - end - - -- punch player - self.attack:punch(self.object, 1.0, { - full_punch_interval = 1.0, - damage_groups = {fleshy = self.damage} - }, nil) - end - end - else -- call custom attack every second - if self.custom_attack - and self.timer > 1 then - - self.timer = 0 - - self.custom_attack(self, p) - end - end - end - - elseif self.attack_type == "shoot" - or (self.attack_type == "dogshoot" and dogswitch(self, dtime) == 1) - or (self.attack_type == "dogshoot" and dist > self.reach and dogswitch(self) == 0) then - - p.y = p.y - .5 - s.y = s.y + .5 - - local dist = get_distance(p, s) - local vec = { - x = p.x - s.x, - y = p.y - s.y, - z = p.z - s.z - } - - yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate - - if p.x > s.x then - yaw = yaw + pi - end - - self.object:setyaw(yaw) - - set_velocity(self, 0) - - if self.shoot_interval - and self.timer > self.shoot_interval - and random(1, 100) <= 60 then - - self.timer = 0 - set_animation(self, "shoot") - - -- play shoot attack sound - if self.sounds.shoot_attack then - - minetest.sound_play(self.sounds.shoot_attack, { - object = self.object, - max_hear_distance = self.sounds.distance - }) - 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 ent = obj:get_luaentity() - local amount = (vec.x * vec.x + vec.y * vec.y + vec.z * vec.z) ^ 0.5 - local v = ent.velocity or 1 -- or set to default - ent.switch = 1 - - -- offset makes shoot aim accurate - vec.y = vec.y + self.shoot_offset - vec.x = vec.x * (v / amount) - vec.y = vec.y * (v / amount) - vec.z = vec.z * (v / amount) - - obj:setvelocity(vec) - end - end - end -end - --- falling and fall damage -local falling = function(self, pos) - - if self.fly then - return - end - - -- floating in water (or falling) - local v = self.object:getvelocity() - - -- going up then apply gravity - if v.y > 0.1 then - - self.object:setacceleration({ - x = 0, - y = self.fall_speed, - z = 0 - }) - end - - -- in water then float up - if minetest.registered_nodes[node_ok(pos).name].groups.liquid then - - if self.floats == 1 then - - self.object:setacceleration({ - x = 0, - y = -self.fall_speed / (max(1, v.y) ^ 2), - z = 0 - }) - end - else - -- fall downwards - self.object:setacceleration({ - x = 0, - y = self.fall_speed, - z = 0 - }) - - -- fall damage - if self.fall_damage == 1 - and self.object:getvelocity().y == 0 then - - local d = self.old_y - self.object:getpos().y - - if d > 5 then - - self.health = self.health - floor(d - 5) - - effect(pos, 5, "tnt_smoke.png") - - if check_for_death(self) then - return - end - end - - self.old_y = self.object:getpos().y - end - end -end - -local mob_punch = function(self, hitter, tflp, tool_capabilities, dir) - - -- error checking when mod profiling is enabled - if not tool_capabilities then - print (S("[MOBS] mod profiling enabled, damage not enabled")) - return - end - - -- direction error check - dir = dir or {x = 0, y = 0, z = 0} - - -- weapon wear - local weapon = hitter:get_wielded_item() - local punch_interval = 1.4 - - -- calculate mob damage - local damage = 0 - local armor = self.object:get_armor_groups() or {} - local tmp - - -- quick error check incase it ends up 0 (serialize.h check test) - if tflp == 0 then - tflp = 0.2 - end - - for group,_ in pairs( (tool_capabilities.damage_groups or {}) ) do - - tmp = tflp / (tool_capabilities.full_punch_interval or 1.4) - - if tmp < 0 then - tmp = 0.0 - elseif tmp > 1 then - tmp = 1.0 - end - - damage = damage + (tool_capabilities.damage_groups[group] or 0) - * tmp * ((armor[group] or 0) / 100.0) - end - - -- check for tool immunity or special damage - for n = 1, #self.immune_to do - - if self.immune_to[n][1] == weapon:get_name() then - - damage = self.immune_to[n][2] or 0 - break - end - end - - -- print ("Mob Damage is", damage) - - -- add weapon wear - if tool_capabilities then - punch_interval = tool_capabilities.full_punch_interval or 1.4 - end - - if weapon:get_definition() - and weapon:get_definition().tool_capabilities then - - weapon:add_wear(floor((punch_interval / 75) * 9000)) - hitter:set_wielded_item(weapon) - end - - -- weapon sounds - if weapon:get_definition().sounds ~= nil then - - local s = random(0, #weapon:get_definition().sounds) - - minetest.sound_play(weapon:get_definition().sounds[s], { - object = hitter, - max_hear_distance = 8 - }) - else - minetest.sound_play("default_punch", { - object = hitter, - max_hear_distance = 5 - }) - end - - -- do damage - self.health = self.health - floor(damage) - - -- exit here if dead - if check_for_death(self) then - return - end - - --[[ add healthy afterglow when hit (can cause hit lag with larger textures) - core.after(0.1, function() - self.object:settexturemod("^[colorize:#c9900070") - - core.after(0.3, function() - self.object:settexturemod("") - end) - end) ]] - - -- blood_particles - if self.blood_amount > 0 - and not disable_blood then - - local pos = self.object:getpos() - - pos.y = pos.y + (-self.collisionbox[2] + self.collisionbox[5]) * .5 - - effect(pos, self.blood_amount, self.blood_texture) - end - - -- knock back effect (only on full punch) - if self.knock_back > 0 - and tflp > punch_interval then - - local v = self.object:getvelocity() - local r = 1.4 - min(punch_interval, 1.4) - local kb = r * 5 - local up = 2 - - -- if already in air then dont go up anymore when hit - if v.y > 0 - or self.fly then - up = 0 - end - - self.object:setvelocity({ - x = dir.x * kb, - y = up, - z = dir.z * kb - }) - - self.pause_timer = r - end - - -- if skittish then run away - if self.runaway == true then - - local lp = hitter:getpos() - local s = self.object:getpos() - - local vec = { - x = lp.x - s.x, - y = lp.y - s.y, - z = lp.z - s.z - } - - local yaw = atan(vec.z / vec.x) + 3 * pi / 2 - self.rotate - - if lp.x > s.x then - yaw = yaw + pi - end - - self.object:setyaw(yaw) - self.state = "runaway" - self.runaway_timer = 0 - self.following = nil - end - - -- attack puncher and call other mobs for help - if self.passive == false - and self.state ~= "flop" - and self.child == false - and hitter:get_player_name() ~= self.owner - and not invis[ hitter:get_player_name() ] then - - -- attack whoever punched mob - self.state = "" - do_attack(self, hitter) - - -- alert others to the attack - local objs = minetest.get_objects_inside_radius(hitter:getpos(), self.view_range) - local obj = nil - - for n = 1, #objs do - - obj = objs[n]:get_luaentity() - - if obj then - - if obj.group_attack == true - and obj.state ~= "attack" then - do_attack(obj, hitter) - end - end - end - end -end - -local mob_activate = function(self, staticdata, dtime_s, def) - - -- remove monsters in peaceful mode, or when no data - if (self.type == "monster" and peaceful_only) - or not staticdata then - - self.object:remove() - - return - end - - -- load entity variables - local tmp = minetest.deserialize(staticdata) - - if tmp then - - for _,stat in pairs(tmp) do - self[_] = stat - end - end - - -- select random texture, set model and size - if not self.base_texture then - - self.base_texture = def.textures[random(1, #def.textures)] - self.base_mesh = def.mesh - self.base_size = self.visual_size - self.base_colbox = self.collisionbox - end - - -- set texture, model and size - local textures = self.base_texture - local mesh = self.base_mesh - local vis_size = self.base_size - local colbox = self.base_colbox - - -- specific texture if gotten - if self.gotten == true - and def.gotten_texture then - textures = def.gotten_texture - end - - -- specific mesh if gotten - if self.gotten == true - and def.gotten_mesh then - mesh = def.gotten_mesh - end - - -- set child objects to half size - if self.child == true then - - vis_size = { - x = self.base_size.x * .5, - y = self.base_size.y * .5, - } - - if def.child_texture then - textures = def.child_texture[1] - end - - colbox = { - self.base_colbox[1] * .5, - self.base_colbox[2] * .5, - self.base_colbox[3] * .5, - self.base_colbox[4] * .5, - self.base_colbox[5] * .5, - self.base_colbox[6] * .5 - } - end - - if self.health == 0 then - self.health = random (self.hp_min, self.hp_max) - end - - -- rnd: pathfinding init - self.path = {} - self.path.way = {} -- path to follow, table of positions - self.path.lastpos = {x = 0, y = 0, z = 0} - self.path.stuck = false - self.path.following = false -- currently following path? - self.path.stuck_timer = 0 -- if stuck for too long search for path - -- end init - - self.object:set_armor_groups({immortal = 1, fleshy = self.armor}) - self.old_y = self.object:getpos().y - self.old_health = self.health - self.object:setyaw((random(0, 360) - 180) / 180 * pi) - self.sounds.distance = self.sounds.distance or 10 - self.textures = textures - self.mesh = mesh - self.collisionbox = colbox - self.visual_size = vis_size - self.standing_in = "" - - -- set anything changed above - self.object:set_properties(self) - update_tag(self) -end - -local mob_step = function(self, dtime) - - local pos = self.object:getpos() - local yaw = self.object:getyaw() or 0 - - -- when lifetimer expires remove mob (except npc and tamed) - if self.type ~= "npc" - and not self.tamed - and self.state ~= "attack" - and remove_far ~= true - and self.lifetimer < 20000 then - - self.lifetimer = self.lifetimer - dtime - - if self.lifetimer <= 0 then - - -- only despawn away from player - local objs = minetest.get_objects_inside_radius(pos, 15) - - for n = 1, #objs do - - if objs[n]:is_player() then - - self.lifetimer = 20 - - return - end - end - - minetest.log("action", - S("lifetimer expired, removed @1", self.name)) - - effect(pos, 15, "tnt_smoke.png") - - self.object:remove() - - return - end - end - - falling(self, pos) - - -- knockback timer - if self.pause_timer > 0 then - - self.pause_timer = self.pause_timer - dtime - - if self.pause_timer < 1 then - self.pause_timer = 0 - end - - return - end - - -- run custom function (defined in mob lua file) - if self.do_custom then - - -- when false skip going any further - if self.do_custom(self, dtime) == false then - return - end - end - - -- attack timer - self.timer = self.timer + dtime - - if self.state ~= "attack" then - - if self.timer < 1 then - return - end - - self.timer = 0 - end - - -- never go over 100 - if self.timer > 100 then - self.timer = 1 - end - - -- node replace check (cow eats grass etc.) - replace(self, pos) - - -- mob plays random sound at times - if self.sounds.random - and random(1, 100) == 1 then - - minetest.sound_play(self.sounds.random, { - object = self.object, - max_hear_distance = self.sounds.distance - }) - end - - -- environmental damage timer (every 1 second) - self.env_damage_timer = self.env_damage_timer + dtime - - if (self.state == "attack" and self.env_damage_timer > 1) - or self.state ~= "attack" then - - self.env_damage_timer = 0 - - do_env_damage(self) - end - - monster_attack(self) - - npc_attack(self) - - breed(self) - - follow_flop(self) - - do_states(self, dtime) - -end - --- default function when mobs are blown up with TNT -local do_tnt = function(obj, damage) - - --print ("----- Damage", damage) - - obj.object:punch(obj.object, 1.0, { - full_punch_interval = 1.0, - damage_groups = {fleshy = damage}, - }, nil) - - return false, true, {} -end - -mobs.spawning_mobs = {} - --- register mob function -function mobs:register_mob(name, def) - - mobs.spawning_mobs[name] = true - -minetest.register_entity(name, { - - stepheight = def.stepheight or 0.6, - name = name, - type = def.type, - attack_type = def.attack_type, - fly = def.fly, - fly_in = def.fly_in or "air", - owner = def.owner or "", - order = def.order or "", - on_die = def.on_die, - do_custom = def.do_custom, - jump_height = def.jump_height or 6, - jump_chance = def.jump_chance or 0, - drawtype = def.drawtype, -- DEPRECATED, use rotate instead - rotate = math.rad(def.rotate or 0), -- 0=front, 90=side, 180=back, 270=side2 - lifetimer = def.lifetimer or 180, -- 3 minutes - hp_min = def.hp_min or 5, - hp_max = def.hp_max or 10, - physical = true, - collisionbox = def.collisionbox, - visual = def.visual, - visual_size = def.visual_size or {x = 1, y = 1}, - mesh = def.mesh, - makes_footstep_sound = def.makes_footstep_sound or false, - view_range = def.view_range or 5, - walk_velocity = def.walk_velocity or 1, - run_velocity = def.run_velocity or 2, - damage = def.damage or 0, - light_damage = def.light_damage or 0, - water_damage = def.water_damage or 0, - lava_damage = def.lava_damage or 0, - fall_damage = def.fall_damage or 1, - fall_speed = def.fall_speed or -10, -- must be lower than -2 (default: -10) - drops = def.drops or {}, - armor = def.armor or 100, - on_rightclick = def.on_rightclick, - arrow = def.arrow, - shoot_interval = def.shoot_interval, - sounds = def.sounds or {}, - animation = def.animation, - follow = def.follow, - jump = def.jump or true, - walk_chance = def.walk_chance or 50, - attacks_monsters = def.attacks_monsters or false, - group_attack = def.group_attack or false, - --fov = def.fov or 120, - passive = def.passive or false, - recovery_time = def.recovery_time or 0.5, - knock_back = def.knock_back or 3, - blood_amount = def.blood_amount or 5, - blood_texture = def.blood_texture or "mobs_blood.png", - shoot_offset = def.shoot_offset or 0, - floats = def.floats or 1, -- floats in water by default - replace_rate = def.replace_rate, - replace_what = def.replace_what, - replace_with = def.replace_with, - replace_offset = def.replace_offset or 0, - timer = 0, - env_damage_timer = 0, -- only used when state = "attack" - tamed = false, - pause_timer = 0, - horny = false, - hornytimer = 0, - child = false, - gotten = false, - health = 0, - reach = def.reach or 3, - htimer = 0, - child_texture = def.child_texture, - docile_by_day = def.docile_by_day or false, - time_of_day = 0.5, - fear_height = def.fear_height or 0, - runaway = def.runaway, - runaway_timer = 0, - pathfinding = def.pathfinding, - immune_to = def.immune_to or {}, - explosion_radius = def.explosion_radius, - custom_attack = def.custom_attack, - double_melee_attack = def.double_melee_attack, - dogshoot_switch = def.dogshoot_switch, - dogshoot_count = 0, - dogshoot_count_max = def.dogshoot_count_max or 5, - - on_blast = def.on_blast or do_tnt, - - on_step = mob_step, - - on_punch = mob_punch, - - on_activate = function(self, staticdata, dtime_s) - mob_activate(self, staticdata, dtime_s, def) - end, - - get_staticdata = function(self) - - -- remove mob when out of range unless tamed - if remove_far - and self.remove_ok - and not self.tamed then - - --print ("REMOVED " .. self.name) - - self.object:remove() - - return nil - end - - self.remove_ok = true - self.attack = nil - self.following = nil - self.state = "stand" - - -- used to rotate older mobs - if self.drawtype - and self.drawtype == "side" then - self.rotate = math.rad(90) - end - - local tmp = {} - - for _,stat in pairs(self) do - - local t = type(stat) - - if t ~= 'function' - and t ~= 'nil' - and t ~= 'userdata' then - tmp[_] = self[_] - end - end - - -- print('===== '..self.name..'\n'.. dump(tmp)..'\n=====\n') - return minetest.serialize(tmp) - end, - -}) - -end -- END mobs:register_mob function - --- global functions - -function mobs:spawn_specific(name, nodes, neighbors, min_light, max_light, - interval, chance, aoc, min_height, max_height, day_toggle) - - -- chance override in minetest.conf for registered mob - local new_chance = tonumber(minetest.setting_get(name .. "_chance")) - - if new_chance ~= nil then - - if new_chance == 0 then - print(S("[Mobs Redo] @1 has spawning disabled", name)) - return - end - - chance = new_chance - - print (S("[Mobs Redo] Chance setting for @1 changed to @2", name, chance)) - - end - - minetest.register_abm({ - - label = name .. " spawning", - nodenames = nodes, - neighbors = neighbors, - interval = interval, - chance = chance, - catch_up = false, - - action = function(pos, node, active_object_count, active_object_count_wider) - - -- do not spawn if too many active entities in area - if active_object_count_wider >= aoc - or not mobs.spawning_mobs[name] then - - return - end - - -- if toggle set to nil then ignore day/night check - if day_toggle ~= nil then - - local tod = (minetest.get_timeofday() or 0) * 24000 - - if tod > 4500 and tod < 19500 then - -- daylight, but mob wants night - if day_toggle == false then - return - end - else - -- night time but mob wants day - if day_toggle == true then - return - end - end - end - - -- spawn above node - pos.y = pos.y + 1 - - -- only spawn away from player - local objs = minetest.get_objects_inside_radius(pos, 10) - - for n = 1, #objs do - - if objs[n]:is_player() then - return - end - end - - -- mobs cannot spawn in protected areas when enabled - if spawn_protected == 1 - and minetest.is_protected(pos, "") then - return - end - - -- check if light and height levels are ok to spawn - local light = minetest.get_node_light(pos) - if not light - or light > max_light - or light < min_light - or pos.y > max_height - or pos.y < min_height then - return - end - - -- are we spawning inside solid nodes? - if minetest.registered_nodes[node_ok(pos).name].walkable == true then - return - end - - pos.y = pos.y + 1 - - if minetest.registered_nodes[node_ok(pos).name].walkable == true then - return - end - - -- spawn mob half block higher than ground - pos.y = pos.y - 0.5 - - local mob = minetest.add_entity(pos, name) - - if mob and mob:get_luaentity() then --- print ("[mobs] Spawned " .. name .. " at " --- .. minetest.pos_to_string(pos) .. " on " --- .. node.name .. " near " .. neighbors[1]) - else - print (S("[mobs] @1 failed to spawn at @2", - name, minetest.pos_to_string(pos))) - end - - end - }) -end - --- compatibility with older mob registration -function mobs:register_spawn(name, nodes, max_light, min_light, chance, active_object_count, max_height, day_toggle) - - mobs:spawn_specific(name, nodes, {"air"}, min_light, max_light, 30, - chance, active_object_count, -31000, max_height, day_toggle) -end - --- MarkBu's spawn function -function mobs:spawn(def) - - local name = def.name - local nodes = def.nodes or {"group:soil", "group:stone"} - local neighbors = def.neighbors or {"air"} - local min_light = def.min_light or 0 - local max_light = def.max_light or 15 - local interval = def.interval or 30 - local chance = def.chance or 5000 - local active_object_count = def.active_object_count or 1 - local min_height = def.min_height or -31000 - local max_height = def.max_height or 31000 - local day_toggle = def.day_toggle or nil - - mobs:spawn_specific(name, nodes, neighbors, min_light, max_light, interval, - chance, active_object_count, min_height, max_height, day_toggle) -end - --- set content id's -local c_air = minetest.get_content_id("air") -local c_ignore = minetest.get_content_id("ignore") -local c_obsidian = minetest.get_content_id("default:obsidian") -local c_brick = minetest.get_content_id("default:obsidianbrick") -local c_chest = minetest.get_content_id("default:chest_locked") - --- explosion (cannot break protected or unbreakable nodes) -function mobs:explosion(pos, radius, fire, smoke, sound) - - radius = radius or 0 - fire = fire or 0 - smoke = smoke or 0 - - -- if area protected or near map limits then no blast damage - if minetest.is_protected(pos, "") - or not within_limits(pos, radius) then - return - end - - -- explosion sound - if sound - and sound ~= "" then - - minetest.sound_play(sound, { - pos = pos, - gain = 1.0, - max_hear_distance = 16 - }) - end - - pos = vector.round(pos) -- voxelmanip doesn't work properly unless pos is rounded ?!?! - - local vm = VoxelManip() - local minp, maxp = vm:read_from_map(vector.subtract(pos, radius), vector.add(pos, radius)) - local a = VoxelArea:new({MinEdge = minp, MaxEdge = maxp}) - local data = vm:get_data() - local p = {} - local pr = PseudoRandom(os.time()) - - for z = -radius, radius do - for y = -radius, radius do - local vi = a:index(pos.x + (-radius), pos.y + y, pos.z + z) - for x = -radius, radius do - - p.x = pos.x + x - p.y = pos.y + y - p.z = pos.z + z - - if (x * x) + (y * y) + (z * z) <= (radius * radius) + pr:next(-radius, radius) - and data[vi] ~= c_air - and data[vi] ~= c_ignore - and data[vi] ~= c_obsidian - and data[vi] ~= c_brick - and data[vi] ~= c_chest then - - local n = node_ok(p).name - local on_blast = minetest.registered_nodes[n].on_blast - - if on_blast then - return on_blast(p) - else - -- after effects - if fire > 0 - and (minetest.registered_nodes[n].groups.flammable - or random(1, 100) <= 30) then - - minetest.set_node(p, {name = "fire:basic_flame"}) - else - minetest.set_node(p, {name = "air"}) - - if smoke > 0 then - effect(p, 2, "tnt_smoke.png", 5) - end - end - end - end - - vi = vi + 1 - - end - end - end -end - --- register arrow for shoot attack -function mobs:register_arrow(name, def) - - if not name or not def then return end -- errorcheck - - minetest.register_entity(name, { - - physical = false, - visual = def.visual, - visual_size = def.visual_size, - textures = def.textures, - velocity = def.velocity, - hit_player = def.hit_player, - hit_node = def.hit_node, - hit_mob = def.hit_mob, - drop = def.drop or false, -- drops arrow as registered item when true - collisionbox = {0, 0, 0, 0, 0, 0}, -- remove box around arrows - timer = 0, - switch = 0, - - on_step = def.on_step or function(self, dtime) - - self.timer = self.timer + 1 - - local pos = self.object:getpos() - - if self.switch == 0 - or self.timer > 150 - or not within_limits(pos, 0) then - - self.object:remove() ; -- print ("removed arrow") - - return - end - - -- does arrow have a tail (fireball) - if def.tail - and def.tail == 1 - and def.tail_texture then - effect(pos, 1, def.tail_texture, 10, 0) - end - - if self.hit_node then - - local node = node_ok(pos).name - - --if minetest.registered_nodes[node].walkable then - if node ~= "air" then - - self.hit_node(self, pos, node) - - if self.drop == true then - - pos.y = pos.y + 1 - - self.lastpos = (self.lastpos or pos) - - minetest.add_item(self.lastpos, self.object:get_luaentity().name) - end - - self.object:remove() ; -- print ("hit node") - - return - end - end - - if (self.hit_player or self.hit_mob) - -- clear mob entity before arrow becomes active - and self.timer > (10 - (self.velocity / 2)) then - - for _,player in pairs(minetest.get_objects_inside_radius(pos, 1.0)) do - - if self.hit_player - and player:is_player() then - - self.hit_player(self, player) - self.object:remove() ; -- print ("hit player") - return - end - - if self.hit_mob - and player:get_luaentity() - and player:get_luaentity().name ~= self.object:get_luaentity().name - and player:get_luaentity().name ~= "__builtin:item" - and player:get_luaentity().name ~= "gauges:hp_bar" - and player:get_luaentity().name ~= "signs:text" - and player:get_luaentity().name ~= "itemframes:item" then - - self.hit_mob(self, player) - - self.object:remove() ; -- print ("hit mob") - - return - end - end - end - - self.lastpos = pos - end - }) -end - --- Spawn Egg -function mobs:register_egg(mob, desc, background, addegg, no_creative) - - local grp = {} - - -- do NOT add this egg to creative inventory (e.g. dungeon master) - if creative and no_creative == true then - grp = {not_in_creative_inventory = 1} - end - - local invimg = background - - if addegg == 1 then - invimg = "mobs_chicken_egg.png^(" .. invimg .. - "^[mask:mobs_chicken_egg_overlay.png)" - end - - minetest.register_craftitem(mob, { - - description = desc, - inventory_image = invimg, - groups = grp, - - on_place = function(itemstack, placer, pointed_thing) - - local pos = pointed_thing.above - - if pos - and within_limits(pos, 0) - and not minetest.is_protected(pos, placer:get_player_name()) then - - pos.y = pos.y + 1 - - local mob = minetest.add_entity(pos, mob) - local ent = mob:get_luaentity() - - if not ent then - mob:remove() - return - end - - if ent.type ~= "monster" then - -- set owner and tame if not monster - ent.owner = placer:get_player_name() - ent.tamed = true - end - - -- if not in creative then take item - if not creative then - itemstack:take_item() - end - end - - return itemstack - end, - }) -end - --- capture critter (thanks to blert2112 for idea) -function mobs:capture_mob(self, clicker, chance_hand, chance_net, chance_lasso, force_take, replacewith) - - if not self.child - and clicker:is_player() - and clicker:get_inventory() then - - -- get name of clicked mob - local mobname = self.name - - -- if not nil change what will be added to inventory - if replacewith then - mobname = replacewith - end - - local name = clicker:get_player_name() - - -- is mob tamed? - if self.tamed == false - and force_take == false then - - minetest.chat_send_player(name, S("Not tamed!")) - - return - end - - -- cannot pick up if not owner - if self.owner ~= name - and force_take == false then - - minetest.chat_send_player(name, S("@1 is owner!", self.owner)) - - return - end - - if clicker:get_inventory():room_for_item("main", mobname) then - - -- was mob clicked with hand, net, or lasso? - local tool = clicker:get_wielded_item() - local chance = 0 - - if tool:is_empty() then - chance = chance_hand - - elseif tool:get_name() == "mobs:net" then - - chance = chance_net - - tool:add_wear(4000) -- 17 uses - - clicker:set_wielded_item(tool) - - elseif tool:get_name() == "mobs:magic_lasso" then - - chance = chance_lasso - - tool:add_wear(650) -- 100 uses - - clicker:set_wielded_item(tool) - end - - -- return if no chance - if chance == 0 then return end - - -- calculate chance.. add to inventory if successful? - if random(1, 100) <= chance then - - clicker:get_inventory():add_item("main", mobname) - - self.object:remove() - else - minetest.chat_send_player(name, S("Missed!")) - end - end - end -end - -local mob_obj = {} -local mob_sta = {} - --- feeding, taming and breeding (thanks blert2112) -function mobs:feed_tame(self, clicker, feed_count, breed, tame) - - if not self.follow then - return false - end - - -- can eat/tame with item in hand - if follow_holding(self, clicker) then - - -- if not in creative then take item - if not creative then - - local item = clicker:get_wielded_item() - - item:take_item() - - clicker:set_wielded_item(item) - end - - -- increase health - self.health = self.health + 4 - - if self.health >= self.hp_max then - - self.health = self.hp_max - - if self.htimer < 1 then - - minetest.chat_send_player(clicker:get_player_name(), - S("@1 at full health (@2)", - self.name:split(":")[2], tostring(self.health))) - - self.htimer = 5 - end - end - - self.object:set_hp(self.health) - - update_tag(self) - - -- make children grow quicker - if self.child == true then - - self.hornytimer = self.hornytimer + 20 - - return true - end - - -- feed and tame - self.food = (self.food or 0) + 1 - if self.food >= feed_count then - - self.food = 0 - - if breed and self.hornytimer == 0 then - self.horny = true - end - - self.gotten = false - - if tame then - - if self.tamed == false then - minetest.chat_send_player(clicker:get_player_name(), - S("@1 has been tamed!", - self.name:split(":")[2])) - end - - self.tamed = true - - if not self.owner or self.owner == "" then - self.owner = clicker:get_player_name() - end - end - - -- make sound when fed so many times - if self.sounds.random then - - minetest.sound_play(self.sounds.random, { - object = self.object, - max_hear_distance = self.sounds.distance - }) - end - end - - return true - end - - local item = clicker:get_wielded_item() - - -- if mob has been tamed you can name it with a nametag - if item:get_name() == "mobs:nametag" - and clicker:get_player_name() == self.owner then - - local name = clicker:get_player_name() - - -- store mob and nametag stack in external variables - mob_obj[name] = self - mob_sta[name] = item - - local tag = self.nametag or "" - - minetest.show_formspec(name, "mobs_nametag", "size[8,4]" - .. default.gui_bg - .. default.gui_bg_img - .. "field[0.5,1;7.5,0;name;" .. S("Enter name:") .. ";" .. tag .. "]" - .. "button_exit[2.5,3.5;3,1;mob_rename;" .. S("Rename") .. "]") - - end - - return false - -end - --- inspired by blockmen's nametag mod -minetest.register_on_player_receive_fields(function(player, formname, fields) - - -- right-clicked with nametag and name entered? - if formname == "mobs_nametag" - and fields.name - and fields.name ~= "" then - - local name = player:get_player_name() - - if not mob_obj[name] - or not mob_obj[name].object then - return - end - - -- update nametag - mob_obj[name].nametag = fields.name - - update_tag(mob_obj[name]) - - -- if not in creative then take item - if not creative then - - mob_sta[name]:take_item() - - player:set_wielded_item(mob_sta[name]) - end - - -- reset external variables - mob_obj[name] = nil - mob_sta[name] = nil - - end -end) - --- compatibility function for old entities to new modpack entities -function mobs:alias_mob(old_name, new_name) - - -- spawn egg - minetest.register_alias(old_name, new_name) - - -- entity - minetest.register_entity(":" .. old_name, { - - physical = false, - - on_step = function(self) - - local pos = self.object:getpos() - - minetest.add_entity(pos, new_name) - - self.object:remove() - end - }) -end |