mirror of
https://git.minetest.land/VoxeLibre/VoxeLibre.git
synced 2024-12-24 17:09:32 +01:00
345 lines
10 KiB
Lua
345 lines
10 KiB
Lua
--MCmobs v0.4
|
||
--maikerumine
|
||
--made for MC like Survival game
|
||
--License for code WTFPL and otherwise stated in readmes
|
||
|
||
-- ENDERMAN BEHAVIOUR:
|
||
-- In this game, endermen attack the player on sight, like other monsters do.
|
||
-- However, they have a reduced viewing range to make them less dangerous.
|
||
-- This differs from MC, in which endermen only become hostile when provoked,
|
||
-- and they are provoked by looking directly at them.
|
||
-- TODO: Implement MC behaviour.
|
||
|
||
local S = minetest.get_translator("mobs_mc")
|
||
|
||
--###################
|
||
--################### ENDERMAN
|
||
--###################
|
||
|
||
local pr = PseudoRandom(os.time()*(-334))
|
||
|
||
-- How freqeuntly to take and place blocks, in seconds
|
||
local take_frequency_min = 25
|
||
local take_frequency_max = 90
|
||
local place_frequency_min = 10
|
||
local place_frequency_max = 30
|
||
|
||
-- Create the textures table for the enderman, depending on which kind of block
|
||
-- the enderman holds (if any).
|
||
local create_enderman_textures = function(block_type, itemstring)
|
||
local base = "mobs_mc_enderman.png^mobs_mc_enderman_eyes.png"
|
||
|
||
--[[ Order of the textures in the texture table:
|
||
Flower, 90 degrees
|
||
Flower, 45 degrees
|
||
Held block, backside
|
||
Held block, bottom
|
||
Held block, front
|
||
Held block, left
|
||
Held block, right
|
||
Held block, top
|
||
Enderman texture (base)
|
||
]]
|
||
-- Regular cube
|
||
if block_type == "cube" then
|
||
local tiles = minetest.registered_nodes[itemstring].tiles
|
||
local textures = {}
|
||
local last
|
||
if mobs_mc.enderman_block_texture_overrides[itemstring] then
|
||
-- Texture override available? Use these instead!
|
||
textures = mobs_mc.enderman_block_texture_overrides[itemstring]
|
||
else
|
||
-- Extract the texture names
|
||
for i = 1, 6 do
|
||
if type(tiles[i]) == "string" then
|
||
last = tiles[i]
|
||
elseif type(tiles[i]) == "table" then
|
||
if tiles[i].name then
|
||
last = tiles[i].name
|
||
end
|
||
end
|
||
table.insert(textures, last)
|
||
end
|
||
end
|
||
return {
|
||
"blank.png",
|
||
"blank.png",
|
||
textures[5],
|
||
textures[2],
|
||
textures[6],
|
||
textures[3],
|
||
textures[4],
|
||
textures[1],
|
||
base, -- Enderman texture
|
||
}
|
||
-- Node of plantlike drawtype, 45° (recommended)
|
||
elseif block_type == "plantlike45" then
|
||
local textures = minetest.registered_nodes[itemstring].tiles
|
||
return {
|
||
"blank.png",
|
||
textures[1],
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
base,
|
||
}
|
||
-- Node of plantlike drawtype, 90°
|
||
elseif block_type == "plantlike90" then
|
||
local textures = minetest.registered_nodes[itemstring].tiles
|
||
return {
|
||
textures[1],
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
base,
|
||
}
|
||
elseif block_type == "unknown" then
|
||
return {
|
||
"blank.png",
|
||
"blank.png",
|
||
"unknown_node.png",
|
||
"unknown_node.png",
|
||
"unknown_node.png",
|
||
"unknown_node.png",
|
||
"unknown_node.png",
|
||
"unknown_node.png",
|
||
base, -- Enderman texture
|
||
}
|
||
-- No block held (for initial texture)
|
||
elseif block_type == "nothing" or block_type == nil then
|
||
return {
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
"blank.png",
|
||
base, -- Enderman texture
|
||
}
|
||
end
|
||
end
|
||
|
||
-- Select a new animation definition.
|
||
local select_enderman_animation = function(animation_type)
|
||
-- Enderman holds a block
|
||
if animation_type == "block" then
|
||
return {
|
||
walk_speed = 25,
|
||
run_speed = 50,
|
||
stand_speed = 25,
|
||
stand_start = 200,
|
||
stand_end = 200,
|
||
walk_start = 161,
|
||
walk_end = 200,
|
||
run_start = 161,
|
||
run_end = 200,
|
||
punch_start = 121,
|
||
punch_end = 160,
|
||
}
|
||
-- Enderman doesn't hold a block
|
||
elseif animation_type == "normal" or animation_type == nil then
|
||
return {
|
||
walk_speed = 25,
|
||
run_speed = 50,
|
||
stand_speed = 25,
|
||
stand_start = 40,
|
||
stand_end = 80,
|
||
walk_start = 0,
|
||
walk_end = 40,
|
||
run_start = 0,
|
||
run_end = 40,
|
||
punch_start = 81,
|
||
punch_end = 120,
|
||
}
|
||
end
|
||
end
|
||
|
||
local mobs_griefing = minetest.settings:get_bool("mobs_griefing") ~= false
|
||
|
||
mobs:register_mob("mobs_mc:enderman", {
|
||
-- TODO: Endermen should be classified as passive
|
||
type = "monster",
|
||
passive = false,
|
||
pathfinding = 1,
|
||
stepheight = 1.2,
|
||
hp_min = 40,
|
||
hp_max = 40,
|
||
collisionbox = {-0.3, -0.01, -0.3, 0.3, 2.89, 0.3},
|
||
visual = "mesh",
|
||
mesh = "mobs_mc_enderman.b3d",
|
||
textures = create_enderman_textures(),
|
||
visual_size = {x=3, y=3},
|
||
makes_footstep_sound = true,
|
||
sounds = {
|
||
war_cry = "mobs_sandmonster",
|
||
death = "green_slime_death",
|
||
-- TODO: damage, random
|
||
distance = 16,
|
||
},
|
||
walk_velocity = 0.2,
|
||
run_velocity = 3.4,
|
||
damage = 7,
|
||
reach = 2,
|
||
drops = {
|
||
{name = mobs_mc.items.ender_pearl,
|
||
chance = 1,
|
||
min = 0,
|
||
max = 1,},
|
||
},
|
||
animation = select_enderman_animation("normal"),
|
||
_taken_node = "",
|
||
do_custom = function(self, dtime)
|
||
if not mobs_griefing then
|
||
return
|
||
end
|
||
-- Take and put nodes
|
||
if not self._take_place_timer or not self._next_take_place_time then
|
||
self._take_place_timer = 0
|
||
self._next_take_place_time = math.random(take_frequency_min, take_frequency_max)
|
||
return
|
||
end
|
||
self._take_place_timer = self._take_place_timer + dtime
|
||
if (self._taken_node == nil or self._taken_node == "") and self._take_place_timer >= self._next_take_place_time then
|
||
-- Take random node
|
||
self._take_place_timer = 0
|
||
self._next_take_place_time = math.random(place_frequency_min, place_frequency_max)
|
||
local pos = self.object:get_pos()
|
||
local takable_nodes = minetest.find_nodes_in_area({x=pos.x-2, y=pos.y-1, z=pos.z-2}, {x=pos.x+2, y=pos.y+1, z=pos.z+2}, mobs_mc.enderman_takable)
|
||
if #takable_nodes >= 1 then
|
||
local r = pr:next(1, #takable_nodes)
|
||
local take_pos = takable_nodes[r]
|
||
local node = minetest.get_node(take_pos)
|
||
local dug = minetest.dig_node(take_pos)
|
||
if dug then
|
||
if mobs_mc.enderman_replace_on_take[node.name] then
|
||
self._taken_node = mobs_mc.enderman_replace_on_take[node.name]
|
||
else
|
||
self._taken_node = node.name
|
||
end
|
||
local def = minetest.registered_nodes[self._taken_node]
|
||
-- Update animation and texture accordingly (adds visibly carried block)
|
||
local block_type
|
||
-- Cube-shaped
|
||
if def.drawtype == "normal" or
|
||
def.drawtype == "nodebox" or
|
||
def.drawtype == "liquid" or
|
||
def.drawtype == "flowingliquid" or
|
||
def.drawtype == "glasslike" or
|
||
def.drawtype == "glasslike_framed" or
|
||
def.drawtype == "glasslike_framed_optional" or
|
||
def.drawtype == "allfaces" or
|
||
def.drawtype == "allfaces_optional" or
|
||
def.drawtype == nil then
|
||
block_type = "cube"
|
||
elseif def.drawtype == "plantlike" then
|
||
-- Flowers and stuff
|
||
block_type = "plantlike45"
|
||
elseif def.drawtype == "airlike" then
|
||
-- Just air
|
||
block_type = nil
|
||
else
|
||
-- Fallback for complex drawtypes
|
||
block_type = "unknown"
|
||
end
|
||
self.base_texture = create_enderman_textures(block_type, self._taken_node)
|
||
self.object:set_properties({ textures = self.base_texture })
|
||
self.animation = select_enderman_animation("block")
|
||
mobs:set_animation(self, self.animation.current)
|
||
if def.sounds and def.sounds.dug then
|
||
minetest.sound_play(def.sounds.dug, {pos = take_pos, max_hear_distance = 16})
|
||
end
|
||
end
|
||
end
|
||
elseif self._taken_node ~= nil and self._taken_node ~= "" and self._take_place_timer >= self._next_take_place_time then
|
||
-- Place taken node
|
||
self._take_place_timer = 0
|
||
self._next_take_place_time = math.random(take_frequency_min, take_frequency_max)
|
||
local pos = self.object:get_pos()
|
||
local yaw = self.object:get_yaw()
|
||
-- Place node at looking direction
|
||
local place_pos = vector.subtract(pos, minetest.facedir_to_dir(minetest.dir_to_facedir(minetest.yaw_to_dir(yaw))))
|
||
if minetest.get_node(place_pos).name == "air" then
|
||
-- ... but only if there's a free space
|
||
local success = minetest.place_node(place_pos, {name = self._taken_node})
|
||
if success then
|
||
local def = minetest.registered_nodes[self._taken_node]
|
||
-- Update animation accordingly (removes visible block)
|
||
self.animation = select_enderman_animation("normal")
|
||
mobs:set_animation(self, self.animation.current)
|
||
if def.sounds and def.sounds.place then
|
||
minetest.sound_play(def.sounds.place, {pos = place_pos, max_hear_distance = 16})
|
||
end
|
||
self._taken_node = ""
|
||
end
|
||
end
|
||
end
|
||
end,
|
||
-- TODO: Teleport enderman on damage, etc.
|
||
_do_teleport = function(self)
|
||
-- Attempt to randomly teleport enderman
|
||
local pos = self.object:get_pos()
|
||
-- Find all solid nodes below air in a 65×65×65 cuboid centered on the enderman
|
||
local nodes = minetest.find_nodes_in_area_under_air(vector.subtract(pos, 32), vector.add(pos, 32), {"group:solid", "group:cracky", "group:crumbly"})
|
||
local telepos
|
||
if #nodes > 0 then
|
||
-- Up to 64 attempts to teleport
|
||
for n=1, math.min(64, #nodes) do
|
||
local r = pr:next(1, #nodes)
|
||
local nodepos = nodes[r]
|
||
local node_ok = true
|
||
-- Selected node needs to have 3 nodes of free space above
|
||
for u=1, 3 do
|
||
local node = minetest.get_node({x=nodepos.x, y=nodepos.y+u, z=nodepos.z})
|
||
if minetest.registered_nodes[node.name].walkable then
|
||
node_ok = false
|
||
break
|
||
end
|
||
end
|
||
if node_ok then
|
||
telepos = {x=nodepos.x, y=nodepos.y+1, z=nodepos.z}
|
||
end
|
||
end
|
||
if telepos then
|
||
self.object:set_pos(telepos)
|
||
end
|
||
end
|
||
end,
|
||
on_die = function(self, pos)
|
||
-- Drop carried node on death
|
||
if self._taken_node ~= nil and self._taken_node ~= "" then
|
||
minetest.add_item(pos, self._taken_node)
|
||
end
|
||
end,
|
||
water_damage = 8,
|
||
-- TODO: Increase view range when it detects being seen
|
||
-- Low view range to emulate that behaviour somehow
|
||
view_range = 4,
|
||
fear_height = 4,
|
||
attack_type = "dogfight",
|
||
})
|
||
|
||
|
||
-- End spawn
|
||
mobs:spawn_specific("mobs_mc:enderman", mobs_mc.spawn.solid, {"air"}, 0, minetest.LIGHT_MAX+1, 30, 3000, 12, mobs_mc.spawn_height.end_min, mobs_mc.spawn_height.end_max)
|
||
-- Overworld spawn
|
||
mobs:spawn_specific("mobs_mc:enderman", mobs_mc.spawn.solid, {"air"}, 0, 7, 30, 19000, 2, mobs_mc.spawn_height.overworld_min, mobs_mc.spawn_height.overworld_max)
|
||
-- Nether spawn (rare)
|
||
mobs:spawn_specific("mobs_mc:enderman", mobs_mc.spawn.solid, {"air"}, 0, 7, 30, 27500, 4, mobs_mc.spawn_height.nether_min, mobs_mc.spawn_height.nether_max)
|
||
|
||
-- spawn eggs
|
||
mobs:register_egg("mobs_mc:enderman", S("Enderman"), "mobs_mc_spawn_icon_enderman.png", 0)
|
||
|
||
if minetest.settings:get_bool("log_mods") then
|
||
|
||
minetest.log("action", "MC Enderman loaded")
|
||
end
|
||
|