220 lines
6.4 KiB
Lua
220 lines
6.4 KiB
Lua
-- goblins_digger.lua
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--
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-- He destroys everything diggable in his path. It's too much trouble
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-- to fudge around with particulars. Besides, I don't want them to
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-- mine for me.
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--local diggable_nodes = {"group:stone", "group:sand", "group:soil", "group:plant", "default:stone_with_coal", "default:stone_with_iron", "default:stone_with_copper", "default:stone_with_gold", "default:stone_with_mese", "default:stone_with_diamond", "default:mese", "default:coalblock"}
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local diggable_nodes = {"group:cracky", "group:snappy", "group:crumbly"}
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-- This translates yaw into vectors.
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local cardinals = {{x=0,y=0,z=0.75}, {x=-0.75,y=0,z=0}, {x=0,y=0,z=-0.75}, {x=0.75,y=0,z=0}}
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local goblin_tunneling = function(self, type)
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-- Types are available for fine-tuning.
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if type == nil then
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type = "digger"
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end
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local pos = self.object:getpos()
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if self.state == "tunnel" then
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-- Yaw is stored as one of the four cardinal directions.
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if not self.digging_dir then
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self.digging_dir = math.random(0,3)
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end
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-- Turn him roughly in the right direction.
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-- self.object:setyaw(self.digging_dir * math.pi * 0.5 + math.random() * 0.5 - 0.25)
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self.object:setyaw(self.digging_dir * math.pi * 0.5)
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-- Get a pair of coordinates that should cover what's in front of him.
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local p = vector.add(pos, cardinals[self.digging_dir+1])
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p.y = p.y - 0.5 -- What's this about?
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local p1 = vector.add(p, -0.3)
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local p2 = vector.add(p, 0.3)
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-- Get any diggable nodes in that area.
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local np_list = minetest.find_nodes_in_area(p1, p2, diggable_nodes)
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if #np_list > 0 then
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-- Dig it.
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for _, np in pairs(np_list) do
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if np.name ~= "default:cobble" then
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minetest.remove_node(np)
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end
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end
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end
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if math.random() < 0.2 then
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local d = {-1,1}
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self.digging_dir = (self.digging_dir + d[math.random(2)]) % 4
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end
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set_animation(self, "walk")
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set_velocity(self, self.walk_velocity)
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elseif self.state == "room" then -- Dig a room.
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if not self.room_radius then
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self.room_radius = 1
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end
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set_animation(self, "stand")
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set_velocity(self, 0)
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-- Work from the inside, out.
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for r = 1,self.room_radius do
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-- Get a pair of coordinates that form a room.
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local p1 = vector.add(pos, -r)
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local p2 = vector.add(pos, r)
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-- But not below him.
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p1.y = pos.y
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local np_list = minetest.find_nodes_in_area(p1, p2, diggable_nodes)
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-- I wanted to leave the outer layer incomplete, but this
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-- actually tends to make it look worse.
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if r >= self.room_radius and #np_list == 0 then
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self.room_radius = math.random(1,2) + math.random(0,1)
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self.state = "stand"
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break
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end
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if #np_list > 0 then
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-- Dig it.
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minetest.remove_node(np_list[math.random(#np_list)])
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break
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end
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end
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end
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if self.state == "stand" and math.random() < 0.05 then
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self.state = "tunnel"
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elseif self.state == "tunnel" and math.random() < 0.05 then
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self.state = "room"
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elseif self.state == "tunnel" and math.random() < 0.1 then
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self.state = "stand"
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end
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end
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mobs:register_mob("fun_caves:goblin_digger", {
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description = "Digger Goblin",
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type = "monster",
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passive = false,
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damage = 1,
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attack_type = "dogfight",
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attacks_monsters = true,
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hp_min = 5,
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hp_max = 10,
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armor = 100,
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collisionbox = {-0.35,-1,-0.35, 0.35,-.1,0.35},
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visual = "mesh",
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mesh = "goblins_goblin.b3d",
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drawtype = "front",
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textures = {
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{"goblins_goblin_digger.png"},
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},
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makes_footstep_sound = true,
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sounds = {
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random = "goblins_goblin_ambient",
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warcry = "goblins_goblin_attack",
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attack = "goblins_goblin_attack",
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damage = "goblins_goblin_damage",
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death = "goblins_goblin_death",
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distance = 15,
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},
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walk_velocity = 2,
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run_velocity = 3,
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jump = true,
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drops = {
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{name = "default:mossycobble",
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chance = 1, min = 1, max = 3},
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{name = "fun_caves:mushroom_steak",
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chance = 2, min = 1, max = 2},
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{name = "default:torch",
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chance = 3, min = 1, max = 10},
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},
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water_damage = 0,
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lava_damage = 2,
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cold_damage = 1,
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light_damage = 0,
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lifetimer = 360,
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follow = {"default:diamond"},
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view_range = 10,
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owner = "",
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order = "follow",
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animation = {
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speed_normal = 30,
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speed_run = 30,
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stand_start = 0,
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stand_end = 79,
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walk_start = 168,
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walk_end = 187,
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run_start = 168,
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run_end = 187,
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punch_start = 200,
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punch_end = 219,
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},
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on_rightclick = function(self, clicker)
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local item = clicker:get_wielded_item()
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local name = clicker:get_player_name()
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-- feed to heal goblin
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if item:get_name() == "default:apple"
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or item:get_name() == "farming:bread" then
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local hp = self.object:get_hp()
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-- return if full health
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if hp >= self.hp_max then
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minetest.chat_send_player(name, "goblin at full health.")
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return
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end
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hp = hp + 4
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if hp > self.hp_max then hp = self.hp_max end
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self.object:set_hp(hp)
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-- take item
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if not minetest.setting_getbool("creative_mode") then
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item:take_item()
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clicker:set_wielded_item(item)
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end
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-- right clicking with gold lump drops random item from fun_caves.goblin_drops
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elseif item:get_name() == "default:gold_lump" then
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if not minetest.setting_getbool("creative_mode") then
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item:take_item()
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clicker:set_wielded_item(item)
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end
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local pos = self.object:getpos()
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pos.y = pos.y + 0.5
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minetest.add_item(pos, {name = fun_caves.goblin_drops[math.random(1, #fun_caves.goblin_drops)]})
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else
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-- if owner switch between follow and stand
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if self.owner and self.owner == clicker:get_player_name() then
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if self.order == "follow" then
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self.order = "stand"
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else
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self.order = "follow"
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end
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-- else
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-- self.owner = clicker:get_player_name()
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end
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end
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mobs:capture_mob(self, clicker, 0, 5, 80, false, nil)
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end,
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do_custom = function(self)
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goblin_tunneling(self, "digger")
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fun_caves.search_replace(self.object:getpos(), fun_caves.goblin_torch_freq, {"default:torch"}, "air")
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fun_caves.search_replace(self.object:getpos(), fun_caves.goblin_trap_freq, {"default:stone", "default:desert_stone", "default:sandstone"}, "default:mossycobble")
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fun_caves.search_replace(self.object:getpos(), fun_caves.goblin_trap_freq, {"default:mossycobble"}, "fun_caves:mossycobble_trap")
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fun_caves.surface_damage(self)
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end,
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})
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mobs:register_egg("fun_caves:goblin_digger", "Goblin Egg (digger)", "default_mossycobble.png", 1)
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mobs:register_spawn("fun_caves:goblin_digger", {"group:stone"}, 100, 0, 20 * fun_caves.goblin_spawn_frequency, 3, 101)
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mobs:register_spawn("fun_caves:goblin_digger", {"default:mossycobble"}, 100, 0, 1 * fun_caves.goblin_spawn_frequency, 3, 101)
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