Move bow/arrow logic into new mod mcl_bows
This commit is contained in:
Wuzzy
parent
e55a1a6211
commit
4be5f89829
27 changed files with 391 additions and 388 deletions
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@ -1,13 +0,0 @@
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This mod adds bows, arrows and throwable items for MineClone 2.
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License:
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* Source code: LGPL 3.0
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* Incorporates code from the [bow] mod by Arcelmi.
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https://github.com/Arcelmi/minetest-bows
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* Textures: See MineClone 2 license notes.
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* Sounds:
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* mcl_throwing_bow_shoot.ogg: MIT License
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* mcl_throwing_hit_player.ogg: CC BY 3.0 by Freesound.org user tim.kahn.
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https://freesound.org/people/tim.kahn/sounds/38495/
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http://creativecommons.org/licenses/by/3.0/
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@ -1,156 +0,0 @@
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local mod_mcl_hunger = minetest.get_modpath("mcl_hunger")
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local mod_awards = minetest.get_modpath("awards") and minetest.get_modpath("mcl_achievements")
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minetest.register_craftitem("mcl_throwing:arrow", {
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description = "Arrow",
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_doc_items_longdesc = [[Arrows are ammunition for bows and dispensers.
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An arrow fired from a bow has a regular damage of 1-9. At full charge, there's a 20% chance of a critical hit dealing 10 damage instead. An arrow fired from a dispenser always deals 3 damage.]],
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_doc_items_usagehelp = "To use arrows as ammunition for a bow, just put them anywhere in your inventory, they will be used up automatically. To use arrows as ammunition for a dispenser, place them in the dispenser's inventory.",
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inventory_image = "mcl_throwing_arrow_inv.png",
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groups = { ammo=1, ammo_bow=1 },
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_on_dispense = function(itemstack, dispenserpos, droppos, dropnode, dropdir)
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-- Shoot arrow
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local shootpos = vector.add(dispenserpos, vector.multiply(dropdir, 0.51))
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local yaw = math.atan2(dropdir.z, dropdir.x) - math.pi/2
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mcl_throwing.shoot_arrow(itemstack:get_name(), shootpos, dropdir, yaw, nil, 19, 3)
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end,
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})
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minetest.register_node("mcl_throwing:arrow_box", {
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drawtype = "nodebox",
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is_ground_content = false,
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node_box = {
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type = "fixed",
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fixed = {
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-- Shaft
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{-6.5/17, -1.5/17, -1.5/17, 6.5/17, 1.5/17, 1.5/17},
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--Spitze
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{-4.5/17, 2.5/17, 2.5/17, -3.5/17, -2.5/17, -2.5/17},
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{-8.5/17, 0.5/17, 0.5/17, -6.5/17, -0.5/17, -0.5/17},
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--Federn
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{6.5/17, 1.5/17, 1.5/17, 7.5/17, 2.5/17, 2.5/17},
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{7.5/17, -2.5/17, 2.5/17, 6.5/17, -1.5/17, 1.5/17},
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{7.5/17, 2.5/17, -2.5/17, 6.5/17, 1.5/17, -1.5/17},
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{6.5/17, -1.5/17, -1.5/17, 7.5/17, -2.5/17, -2.5/17},
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{7.5/17, 2.5/17, 2.5/17, 8.5/17, 3.5/17, 3.5/17},
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{8.5/17, -3.5/17, 3.5/17, 7.5/17, -2.5/17, 2.5/17},
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{8.5/17, 3.5/17, -3.5/17, 7.5/17, 2.5/17, -2.5/17},
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{7.5/17, -2.5/17, -2.5/17, 8.5/17, -3.5/17, -3.5/17},
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}
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},
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tiles = {"mcl_throwing_arrow.png^[transformFX", "mcl_throwing_arrow.png^[transformFX", "mcl_throwing_arrow_back.png", "mcl_throwing_arrow_front.png", "mcl_throwing_arrow.png", "mcl_throwing_arrow.png^[transformFX"},
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groups = {not_in_creative_inventory=1},
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})
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local THROWING_ARROW_ENTITY={
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physical = false,
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visual = "wielditem",
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visual_size = {x=0.4, y=0.4},
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textures = {"mcl_throwing:arrow_box"},
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collisionbox = {0,0,0,0,0,0},
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_lastpos={},
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_startpos=nil,
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_damage=1, -- Damage on impact
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_shooter=nil, -- ObjectRef of player or mob who shot it
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}
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THROWING_ARROW_ENTITY.on_step = function(self, dtime)
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local pos = self.object:getpos()
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local node = minetest.get_node(pos)
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-- Check for object collision. Done every tick (hopefully this is not too stressing)
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do
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local objs = minetest.get_objects_inside_radius(pos, 2)
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local closest_object
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local closest_distance
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local ok = false
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-- Iterate through all objects and remember the closest attackable object
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for k, obj in pairs(objs) do
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-- Arrows can only damage players and mobs
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if obj ~= self._shooter and obj:is_player() then
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ok = true
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elseif obj:get_luaentity() ~= nil then
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if obj ~= self._shooter and obj:get_luaentity()._cmi_is_mob then
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ok = true
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end
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end
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if ok then
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local dist = vector.distance(pos, obj:getpos())
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if not closest_object or not closest_distance then
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closest_object = obj
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closest_distance = dist
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elseif dist < closest_distance then
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closest_object = obj
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closest_distance = dist
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end
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end
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end
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-- If an attackable object was found, we will damage the closest one only
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if closest_object ~= nil then
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local obj = closest_object
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local is_player = obj:is_player()
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local lua = obj:get_luaentity()
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if obj ~= self._shooter and (is_player or (lua and lua._cmi_is_mob)) then
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obj:punch(self.object, 1.0, {
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full_punch_interval=1.0,
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damage_groups={fleshy=self._damage},
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}, nil)
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if is_player then
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if self._shooter and self._shooter:is_player() then
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-- “Ding” sound for hitting another player
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minetest.sound_play({name="mcl_throwing_hit_player", gain=0.1}, {to_player=self._shooter})
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end
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if mod_mcl_hunger then
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mcl_hunger.exhaust(obj:get_player_name(), mcl_hunger.EXHAUST_DAMAGE)
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end
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end
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if lua then
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local entity_name = lua.name
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-- Achievement for hitting skeleton, wither skeleton or stray (TODO) with an arrow at least 50 meters away
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-- NOTE: Range has been reduced because mobs unload much earlier than that ... >_>
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-- TODO: This achievement should be given for the kill, not just a hit
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if self._shooter and self._shooter:is_player() and vector.distance(pos, self._startpos) >= 20 then
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if mod_awards and (entity_name == "mobs_mc:skeleton" or entity_name == "mobs_mc:stray" or entity_name == "mobs_mc:witherskeleton") then
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awards.unlock(self._shooter:get_player_name(), "mcl:snipeSkeleton")
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end
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end
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end
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self.object:remove()
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end
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end
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end
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-- Check for node collision
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if self._lastpos.x~=nil then
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local def = minetest.registered_nodes[node.name]
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if (def and def.walkable) or not def then
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if not minetest.settings:get_bool("creative_mode") then
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minetest.add_item(self._lastpos, 'mcl_throwing:arrow')
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end
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self.object:remove()
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end
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end
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-- Update internal variable
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self._lastpos={x=pos.x, y=pos.y, z=pos.z}
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end
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minetest.register_entity("mcl_throwing:arrow_entity", THROWING_ARROW_ENTITY)
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if minetest.get_modpath("mcl_core") and minetest.get_modpath("mcl_mobitems") then
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minetest.register_craft({
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output = 'mcl_throwing:arrow 4',
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recipe = {
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{'mcl_core:flint'},
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{'mcl_core:stick'},
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{'mcl_mobitems:feather'}
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}
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})
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end
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@ -1,299 +0,0 @@
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mcl_throwing = {}
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local arrows = {
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["mcl_throwing:arrow"] = "mcl_throwing:arrow_entity",
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}
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local GRAVITY = 9.81
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local BOW_DURABILITY = 385
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-- Charging time in microseconds
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local BOW_CHARGE_TIME_HALF = 500000 -- bow level 1
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local BOW_CHARGE_TIME_FULL = 1000000 -- bow level 2 (full charge)
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-- Factor to multiply with player speed while player uses bow
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-- This emulates the sneak speed.
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local PLAYER_USE_BOW_SPEED = tonumber(minetest.settings:get("movement_speed_crouch")) / tonumber(minetest.settings:get("movement_speed_walk"))
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-- TODO: Use Minecraft speed (ca. 53 m/s)
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-- Currently nerfed because at full speed the arrow would easily get out of the range of the loaded map.
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local BOW_MAX_SPEED = 26
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--[[ Store the charging state of each player.
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keys: player name
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value:
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nil = not charging or player not existing
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number: currently charging, the number is the time from minetest.get_us_time
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in which the charging has started
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]]
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local bow_load = {}
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-- Another player table, this one stores the wield index of the bow being charged
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local bow_index = {}
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mcl_throwing.shoot_arrow = function(arrow_item, pos, dir, yaw, shooter, power, damage)
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local obj = minetest.add_entity({x=pos.x,y=pos.y,z=pos.z}, arrows[arrow_item])
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if power == nil then
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power = 19
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end
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if damage == nil then
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damage = 3
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end
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obj:setvelocity({x=dir.x*power, y=dir.y*power, z=dir.z*power})
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obj:setacceleration({x=dir.x*-3, y=-GRAVITY, z=dir.z*-3})
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obj:setyaw(yaw-math.pi/2)
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local le = obj:get_luaentity()
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le._shooter = shooter
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le._damage = damage
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le._startpos = pos
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minetest.sound_play("mcl_throwing_bow_shoot", {pos=pos})
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if shooter ~= nil then
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if obj:get_luaentity().player == "" then
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obj:get_luaentity().player = shooter
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end
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obj:get_luaentity().node = shooter:get_inventory():get_stack("main", 1):get_name()
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end
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return obj
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end
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local get_arrow = function(player)
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local inv = player:get_inventory()
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local arrow_stack, arrow_stack_id
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for i=1, inv:get_size("main") do
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local it = inv:get_stack("main", i)
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if not it:is_empty() and minetest.get_item_group(it:get_name(), "ammo_bow") ~= 0 then
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arrow_stack = it
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arrow_stack_id = i
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break
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end
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end
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return arrow_stack, arrow_stack_id
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end
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local player_shoot_arrow = function(itemstack, player, power, damage)
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local arrow_stack, arrow_stack_id = get_arrow(player)
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local arrow_itemstring
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if not minetest.settings:get_bool("creative_mode") then
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if not arrow_stack then
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return false
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end
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arrow_itemstring = arrow_stack:get_name()
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arrow_stack:take_item()
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local inv = player:get_inventory()
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inv:set_stack("main", arrow_stack_id, arrow_stack)
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end
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local playerpos = player:getpos()
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local dir = player:get_look_dir()
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local yaw = player:get_look_horizontal()
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if not arrow_itemstring then
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arrow_itemstring = "mcl_throwing:arrow"
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end
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mcl_throwing.shoot_arrow(arrow_itemstring, {x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, dir, yaw, player, power, damage)
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return true
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end
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-- Bow item, uncharged state
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minetest.register_tool("mcl_throwing:bow", {
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description = "Bow",
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_doc_items_longdesc = [[Bows are ranged weapons to shoot arrows at your foes.
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The speed and damage of the arrow increases the longer you charge. The regular damage of the arrow is between 1 and 9. At full charge, there's also a 20% of a critical hit, dealing 10 damage instead.]],
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_doc_items_usagehelp = [[To use the bow, you first need to have at least one arrow anywhere in your inventory (unless in Creative Mode). Hold down the right mouse button to charge, release to shoot.]],
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_doc_items_durability = BOW_DURABILITY,
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inventory_image = "mcl_throwing_bow.png",
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stack_max = 1,
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-- Trick to disable melee damage to entities.
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-- Range not set to 0 (unlike the others) so it can be placed into item frames
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range = 1,
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-- Trick to disable digging as well
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on_use = function() end,
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groups = {weapon=1,weapon_ranged=1},
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})
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-- Iterates through player inventory and resets all the bows in "charging" state back to their original stage
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local reset_bows = function(player)
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local inv = player:get_inventory()
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local list = inv:get_list("main")
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for place, stack in pairs(list) do
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if stack:get_name()=="mcl_throwing:bow_0" or stack:get_name()=="mcl_throwing:bow_1" or stack:get_name()=="mcl_throwing:bow_2" then
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stack:set_name("mcl_throwing:bow")
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list[place] = stack
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end
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end
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inv:set_list("main", list)
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end
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-- Resets the bow charging state and player speed. To be used when the player is no longer charging the bow
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local reset_bow_state = function(player, also_reset_bows)
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bow_load[player:get_player_name()] = nil
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bow_index[player:get_player_name()] = nil
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if minetest.get_modpath("mcl_playerphysics") then
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mcl_playerphysics.remove_physics_factor(player, "speed", "mcl_bows:use_bow")
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end
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if also_reset_bows then
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reset_bows(player)
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end
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end
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-- Bow in charging state
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for level=0, 2 do
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minetest.register_tool("mcl_throwing:bow_"..level, {
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description = "Bow",
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_doc_items_create_entry = false,
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inventory_image = "mcl_throwing_bow_"..level..".png",
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stack_max = 1,
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range = 0, -- Pointing range to 0 to prevent punching with bow :D
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groups = {not_in_creative_inventory=1, not_in_craft_guide=1},
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on_drop = function(itemstack, dropper, pos)
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reset_bow_state(player)
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itemstack:set_name("mcl_throwing:bow")
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minetest.item_drop(itemstack, dropper, pos)
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itemstack:take_item()
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return itemstack
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end,
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})
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end
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controls.register_on_release(function(player, key, time)
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if key~="RMB" then return end
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local inv = minetest.get_inventory({type="player", name=player:get_player_name()})
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local wielditem = player:get_wielded_item()
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if (wielditem:get_name()=="mcl_throwing:bow_0" or wielditem:get_name()=="mcl_throwing:bow_1" or wielditem:get_name()=="mcl_throwing:bow_2") then
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local has_shot = false
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local speed, damage
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local p_load = bow_load[player:get_player_name()]
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local charge
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-- Type sanity check
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if type(p_load) == "number" then
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charge = minetest.get_us_time() - p_load
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else
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-- In case something goes wrong ...
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-- Just assume minimum charge.
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charge = 0
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minetest.log("warning", "[mcl_throwing] Player "..player:get_player_name().." fires arrow with non-numeric bow_load!")
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end
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charge = math.max(math.min(charge, BOW_CHARGE_TIME_FULL), 0)
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local charge_ratio = charge / BOW_CHARGE_TIME_FULL
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charge_ratio = math.max(math.min(charge_ratio, 1), 0)
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-- Calculate damage and speed
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-- Fully charged
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if charge >= BOW_CHARGE_TIME_FULL then
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speed = BOW_MAX_SPEED
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local r = math.random(1,5)
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if r == 1 then
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-- 20% chance for critical hit
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damage = 10
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else
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damage = 9
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end
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-- Partially charged
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else
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-- Linear speed and damage increase
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speed = math.max(4, BOW_MAX_SPEED * charge_ratio)
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damage = math.max(1, math.floor(9 * charge_ratio))
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end
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has_shot = player_shoot_arrow(wielditem, player, speed, damage)
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wielditem:set_name("mcl_throwing:bow")
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if has_shot and minetest.settings:get_bool("creative_mode") == false then
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wielditem:add_wear(65535/BOW_DURABILITY)
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end
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player:set_wielded_item(wielditem)
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reset_bow_state(player, true)
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end
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end)
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controls.register_on_hold(function(player, key, time)
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if key ~= "RMB" then
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return
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end
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local name = player:get_player_name()
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local inv = minetest.get_inventory({type="player", name=name})
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local wielditem = player:get_wielded_item()
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if bow_load[name] == nil and wielditem:get_name()=="mcl_throwing:bow" and (minetest.settings:get_bool("creative_mode") or inv:contains_item("main", "mcl_throwing:arrow")) then
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wielditem:set_name("mcl_throwing:bow_0")
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player:set_wielded_item(wielditem)
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if minetest.get_modpath("mcl_playerphysics") then
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-- Slow player down when using bow
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mcl_playerphysics.add_physics_factor(player, "speed", "mcl_bows:use_bow", PLAYER_USE_BOW_SPEED)
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end
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bow_load[name] = minetest.get_us_time()
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bow_index[name] = player:get_wield_index()
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else
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if player:get_wield_index() == bow_index[name] then
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if type(bow_load[name]) == "number" then
|
||||
if wielditem:get_name() == "mcl_throwing:bow_0" and minetest.get_us_time() - bow_load[name] >= BOW_CHARGE_TIME_HALF then
|
||||
wielditem:set_name("mcl_throwing:bow_1")
|
||||
elseif wielditem:get_name() == "mcl_throwing:bow_1" and minetest.get_us_time() - bow_load[name] >= BOW_CHARGE_TIME_FULL then
|
||||
wielditem:set_name("mcl_throwing:bow_2")
|
||||
end
|
||||
else
|
||||
if wielditem:get_name() == "mcl_throwing:bow_0" or wielditem:get_name() == "mcl_throwing:bow_1" or wielditem:get_name() == "mcl_throwing:bow_2" then
|
||||
wielditem:set_name("mcl_throwing:bow")
|
||||
end
|
||||
end
|
||||
player:set_wielded_item(wielditem)
|
||||
else
|
||||
reset_bow_state(player, true)
|
||||
end
|
||||
end
|
||||
end)
|
||||
|
||||
minetest.register_globalstep(function(dtime)
|
||||
for _, player in pairs(minetest.get_connected_players()) do
|
||||
local name = player:get_player_name()
|
||||
local wielditem = player:get_wielded_item()
|
||||
local wieldindex = player:get_wield_index()
|
||||
local controls = player:get_player_control()
|
||||
if type(bow_load[name]) == "number" and ((wielditem:get_name()~="mcl_throwing:bow_0" and wielditem:get_name()~="mcl_throwing:bow_1" and wielditem:get_name()~="mcl_throwing:bow_2") or wieldindex ~= bow_index[name]) then
|
||||
reset_bow_state(player, true)
|
||||
end
|
||||
end
|
||||
end)
|
||||
|
||||
minetest.register_on_joinplayer(function(player)
|
||||
reset_bows(player)
|
||||
end)
|
||||
|
||||
minetest.register_on_leaveplayer(function(player)
|
||||
reset_bow_state(player, true)
|
||||
end)
|
||||
|
||||
if minetest.get_modpath("mcl_core") and minetest.get_modpath("mcl_mobitems") then
|
||||
minetest.register_craft({
|
||||
output = 'mcl_throwing:bow',
|
||||
recipe = {
|
||||
{'', 'mcl_core:stick', 'mcl_mobitems:string'},
|
||||
{'mcl_core:stick', '', 'mcl_mobitems:string'},
|
||||
{'', 'mcl_core:stick', 'mcl_mobitems:string'},
|
||||
}
|
||||
})
|
||||
minetest.register_craft({
|
||||
output = 'mcl_throwing:bow',
|
||||
recipe = {
|
||||
{'mcl_mobitems:string', 'mcl_core:stick', ''},
|
||||
{'mcl_mobitems:string', '', 'mcl_core:stick'},
|
||||
{'mcl_mobitems:string', 'mcl_core:stick', ''},
|
||||
}
|
||||
})
|
||||
end
|
||||
|
||||
minetest.register_craft({
|
||||
type = "fuel",
|
||||
recipe = "mcl_throwing:bow",
|
||||
burntime = 15,
|
||||
})
|
||||
|
||||
-- Add entry aliases for the Help
|
||||
if minetest.get_modpath("doc") then
|
||||
doc.add_entry_alias("tools", "mcl_throwing:bow", "tools", "mcl_throwing:bow_0")
|
||||
doc.add_entry_alias("tools", "mcl_throwing:bow", "tools", "mcl_throwing:bow_1")
|
||||
doc.add_entry_alias("tools", "mcl_throwing:bow", "tools", "mcl_throwing:bow_2")
|
||||
end
|
||||
|
||||
|
||||
|
|
@ -1,8 +1,3 @@
|
|||
controls
|
||||
awards?
|
||||
mcl_achievements?
|
||||
mcl_hunger?
|
||||
mcl_core?
|
||||
mcl_mobitems?
|
||||
mcl_playerphysics?
|
||||
doc?
|
||||
|
|
|
|||
|
|
@ -1,6 +1,324 @@
|
|||
mcl_throwing = {}
|
||||
|
||||
dofile(minetest.get_modpath("mcl_throwing").."/arrow.lua")
|
||||
dofile(minetest.get_modpath("mcl_throwing").."/bow.lua")
|
||||
dofile(minetest.get_modpath("mcl_throwing").."/throwable.lua")
|
||||
--
|
||||
-- Snowballs and other throwable items
|
||||
--
|
||||
|
||||
local GRAVITY = tonumber(minetest.settings:get("movement_gravity"))
|
||||
|
||||
local entity_mapping = {
|
||||
["mcl_throwing:snowball"] = "mcl_throwing:snowball_entity",
|
||||
["mcl_throwing:egg"] = "mcl_throwing:egg_entity",
|
||||
["mcl_throwing:ender_pearl"] = "mcl_throwing:ender_pearl_entity",
|
||||
}
|
||||
|
||||
local velocities = {
|
||||
["mcl_throwing:snowball_entity"] = 22,
|
||||
["mcl_throwing:egg_entity"] = 22,
|
||||
["mcl_throwing:ender_pearl_entity"] = 22,
|
||||
}
|
||||
|
||||
mcl_throwing.throw = function(throw_item, pos, dir, velocity)
|
||||
if velocity == nil then
|
||||
velocity = velocities[throw_item]
|
||||
end
|
||||
if velocity == nil then
|
||||
velocity = 22
|
||||
end
|
||||
|
||||
local itemstring = ItemStack(throw_item):get_name()
|
||||
local obj = minetest.add_entity(pos, entity_mapping[itemstring])
|
||||
obj:setvelocity({x=dir.x*velocity, y=dir.y*velocity, z=dir.z*velocity})
|
||||
obj:setacceleration({x=dir.x*-3, y=-GRAVITY, z=dir.z*-3})
|
||||
return obj
|
||||
end
|
||||
|
||||
-- Throw item
|
||||
local throw_function = function(entity_name, velocity)
|
||||
local func = function(item, player, pointed_thing)
|
||||
local playerpos = player:get_pos()
|
||||
local dir = player:get_look_dir()
|
||||
local obj = mcl_throwing.throw(item, {x=playerpos.x, y=playerpos.y+1.5, z=playerpos.z}, dir, velocity)
|
||||
obj:get_luaentity()._thrower = player:get_player_name()
|
||||
if not minetest.settings:get_bool("creative_mode") then
|
||||
item:take_item()
|
||||
end
|
||||
return item
|
||||
end
|
||||
return func
|
||||
end
|
||||
|
||||
local dispense_function = function(stack, dispenserpos, droppos, dropnode, dropdir)
|
||||
-- Launch throwable item
|
||||
local shootpos = vector.add(dispenserpos, vector.multiply(dropdir, 0.51))
|
||||
mcl_throwing.throw(stack:get_name(), shootpos, dropdir)
|
||||
end
|
||||
|
||||
-- Staticdata handling because objects may want to be reloaded
|
||||
local get_staticdata = function(self)
|
||||
local data = {
|
||||
_lastpos = self._lastpos,
|
||||
_thrower = self._thrower,
|
||||
}
|
||||
return minetest.serialize(data)
|
||||
end
|
||||
|
||||
local on_activate = function(self, staticdata, dtime_s)
|
||||
local data = minetest.deserialize(staticdata)
|
||||
if data then
|
||||
self._lastpos = data._lastpos
|
||||
self._thrower = data._thrower
|
||||
end
|
||||
end
|
||||
|
||||
-- The snowball entity
|
||||
local snowball_ENTITY={
|
||||
physical = false,
|
||||
timer=0,
|
||||
textures = {"mcl_throwing_snowball.png"},
|
||||
visual_size = {x=0.5, y=0.5},
|
||||
collisionbox = {0,0,0,0,0,0},
|
||||
|
||||
get_staticdata = get_staticdata,
|
||||
on_activate = on_activate,
|
||||
|
||||
_lastpos={},
|
||||
}
|
||||
local egg_ENTITY={
|
||||
physical = false,
|
||||
timer=0,
|
||||
textures = {"mcl_throwing_egg.png"},
|
||||
visual_size = {x=0.45, y=0.45},
|
||||
collisionbox = {0,0,0,0,0,0},
|
||||
|
||||
get_staticdata = get_staticdata,
|
||||
on_activate = on_activate,
|
||||
|
||||
_lastpos={},
|
||||
}
|
||||
-- Ender pearl entity
|
||||
local pearl_ENTITY={
|
||||
physical = false,
|
||||
timer=0,
|
||||
textures = {"mcl_throwing_ender_pearl.png"},
|
||||
visual_size = {x=0.9, y=0.9},
|
||||
collisionbox = {0,0,0,0,0,0},
|
||||
|
||||
get_staticdata = get_staticdata,
|
||||
on_activate = on_activate,
|
||||
|
||||
_lastpos={},
|
||||
_thrower = nil, -- Player ObjectRef of the player who threw the ender pearl
|
||||
}
|
||||
|
||||
-- Snowball on_step()--> called when snowball is moving.
|
||||
local snowball_on_step = function(self, dtime)
|
||||
self.timer=self.timer+dtime
|
||||
local pos = self.object:getpos()
|
||||
local node = minetest.get_node(pos)
|
||||
local def = minetest.registered_nodes[node.name]
|
||||
|
||||
-- Destroy when hitting a solid node
|
||||
if self._lastpos.x~=nil then
|
||||
if (def and def.walkable) or not def then
|
||||
self.object:remove()
|
||||
return
|
||||
end
|
||||
end
|
||||
self._lastpos={x=pos.x, y=pos.y, z=pos.z} -- Set _lastpos-->Node will be added at last pos outside the node
|
||||
end
|
||||
|
||||
-- Movement function of egg
|
||||
local egg_on_step = function(self, dtime)
|
||||
self.timer=self.timer+dtime
|
||||
local pos = self.object:getpos()
|
||||
local node = minetest.get_node(pos)
|
||||
local def = minetest.registered_nodes[node.name]
|
||||
|
||||
-- Destroy when hitting a solid node
|
||||
if self._lastpos.x~=nil then
|
||||
if (def and def.walkable) or not def then
|
||||
-- 1/8 chance to spawn a chick
|
||||
-- FIXME: Chicks have a quite good chance to spawn in walls
|
||||
local r = math.random(1,8)
|
||||
|
||||
-- Turn given object into a child
|
||||
local make_child= function(object)
|
||||
local ent = object:get_luaentity()
|
||||
object:set_properties({
|
||||
visual_size = { x = ent.base_size.x/2, y = ent.base_size.y/2 },
|
||||
collisionbox = {
|
||||
ent.base_colbox[1]/2,
|
||||
ent.base_colbox[2]/2,
|
||||
ent.base_colbox[3]/2,
|
||||
ent.base_colbox[4]/2,
|
||||
ent.base_colbox[5]/2,
|
||||
ent.base_colbox[6]/2,
|
||||
}
|
||||
})
|
||||
ent.child = true
|
||||
end
|
||||
if r == 1 then
|
||||
make_child(minetest.add_entity(self._lastpos, "mobs_mc:chicken"))
|
||||
|
||||
-- BONUS ROUND: 1/32 chance to spawn 3 additional chicks
|
||||
local r = math.random(1,32)
|
||||
if r == 1 then
|
||||
local offsets = {
|
||||
{ x=0.7, y=0, z=0 },
|
||||
{ x=-0.7, y=0, z=-0.7 },
|
||||
{ x=-0.7, y=0, z=0.7 },
|
||||
}
|
||||
for o=1, 3 do
|
||||
local pos = vector.add(self._lastpos, offsets[o])
|
||||
make_child(minetest.add_entity(pos, "mobs_mc:chicken"))
|
||||
end
|
||||
end
|
||||
end
|
||||
self.object:remove()
|
||||
return
|
||||
end
|
||||
end
|
||||
self._lastpos={x=pos.x, y=pos.y, z=pos.z} -- Set lastpos-->Node will be added at last pos outside the node
|
||||
end
|
||||
|
||||
-- Movement function of ender pearl
|
||||
local pearl_on_step = function(self, dtime)
|
||||
self.timer=self.timer+dtime
|
||||
local pos = self.object:getpos()
|
||||
pos.y = math.floor(pos.y)
|
||||
local node = minetest.get_node(pos)
|
||||
local nn = node.name
|
||||
local def = minetest.registered_nodes[node.name]
|
||||
|
||||
-- Destroy when hitting a solid node
|
||||
if self._lastpos.x~=nil then
|
||||
local walkable = (def and def.walkable)
|
||||
|
||||
-- No teleport for hitting ignore for now. Otherwise the player could get stuck.
|
||||
-- FIXME: This also means the player loses an ender pearl for throwing into unloaded areas
|
||||
if node.name == "ignore" then
|
||||
self.object:remove()
|
||||
-- Activate when hitting a solid node or a plant
|
||||
elseif walkable or nn == "mcl_core:vine" or nn == "mcl_core:deadbush" or minetest.get_item_group(nn, "flower") ~= 0 or minetest.get_item_group(nn, "sapling") ~= 0 or minetest.get_item_group(nn, "plant") ~= 0 or minetest.get_item_group(nn, "mushroom") ~= 0 or not def then
|
||||
local player = minetest.get_player_by_name(self._thrower)
|
||||
if player then
|
||||
-- Teleport and hurt player
|
||||
|
||||
-- First determine good teleport position
|
||||
local dir = {x=0, y=0, z=0}
|
||||
|
||||
local v = self.object:getvelocity()
|
||||
if walkable then
|
||||
local vc = table.copy(v) -- vector for calculating
|
||||
-- Node is walkable, we have to find a place somewhere outside of that node
|
||||
vc = vector.normalize(vc)
|
||||
|
||||
-- Zero-out the two axes with a lower absolute value than
|
||||
-- the axis with the strongest force
|
||||
local lv, ld
|
||||
lv, ld = math.abs(vc.y), "y"
|
||||
if math.abs(vc.x) > lv then
|
||||
lv, ld = math.abs(vc.x), "x"
|
||||
end
|
||||
if math.abs(vc.z) > lv then
|
||||
lv, ld = math.abs(vc.z), "z"
|
||||
end
|
||||
if ld ~= "x" then vc.x = 0 end
|
||||
if ld ~= "y" then vc.y = 0 end
|
||||
if ld ~= "z" then vc.z = 0 end
|
||||
|
||||
-- Final tweaks to the teleporting pos, based on direction
|
||||
-- Impact from the side
|
||||
dir.x = vc.x * -1
|
||||
dir.z = vc.z * -1
|
||||
|
||||
-- Special case: top or bottom of node
|
||||
if vc.y > 0 then
|
||||
-- We need more space when impact is from below
|
||||
dir.y = -2.3
|
||||
elseif vc.y < 0 then
|
||||
-- Standing on top
|
||||
dir.y = 0.5
|
||||
end
|
||||
end
|
||||
-- If node was not walkable, no modification to pos is made.
|
||||
|
||||
-- Final teleportation position
|
||||
local telepos = vector.add(pos, dir)
|
||||
local telenode = minetest.get_node(telepos)
|
||||
|
||||
--[[ It may be possible that telepos is walkable due to the algorithm.
|
||||
Especially when the ender pearl is faster horizontally than vertical.
|
||||
This applies final fixing, just to be sure we're not in a walkable node ]]
|
||||
if not minetest.registered_nodes[telenode.name] or minetest.registered_nodes[telenode.name].walkable then
|
||||
if v.y < 0 then
|
||||
telepos.y = telepos.y + 0.5
|
||||
else
|
||||
telepos.y = telepos.y - 2.3
|
||||
end
|
||||
end
|
||||
|
||||
local oldpos = player:getpos()
|
||||
-- Teleport and hurt player
|
||||
player:setpos(telepos)
|
||||
player:set_hp(player:get_hp() - 5)
|
||||
|
||||
-- 5% chance to spawn endermite at the player's origin
|
||||
local r = math.random(1,20)
|
||||
if r == 1 then
|
||||
minetest.add_entity(oldpos, "mobs_mc:endermite")
|
||||
end
|
||||
|
||||
end
|
||||
self.object:remove()
|
||||
return
|
||||
end
|
||||
end
|
||||
self._lastpos={x=pos.x, y=pos.y, z=pos.z} -- Set lastpos-->Node will be added at last pos outside the node
|
||||
end
|
||||
|
||||
snowball_ENTITY.on_step = snowball_on_step
|
||||
egg_ENTITY.on_step = egg_on_step
|
||||
pearl_ENTITY.on_step = pearl_on_step
|
||||
|
||||
minetest.register_entity("mcl_throwing:snowball_entity", snowball_ENTITY)
|
||||
minetest.register_entity("mcl_throwing:egg_entity", egg_ENTITY)
|
||||
minetest.register_entity("mcl_throwing:ender_pearl_entity", pearl_ENTITY)
|
||||
|
||||
local how_to_throw = "Hold it in your and and leftclick to throw."
|
||||
|
||||
-- Snowball
|
||||
minetest.register_craftitem("mcl_throwing:snowball", {
|
||||
description = "Snowball",
|
||||
_doc_items_longdesc = "Snowballs can be thrown or launched from a dispenser for fun. Hitting something with a snowball does nothing.",
|
||||
_doc_items_usagehelp = how_to_throw,
|
||||
inventory_image = "mcl_throwing_snowball.png",
|
||||
stack_max = 16,
|
||||
on_use = throw_function("mcl_throwing:snowball_entity"),
|
||||
_on_dispense = dispense_function,
|
||||
})
|
||||
|
||||
-- Egg
|
||||
minetest.register_craftitem("mcl_throwing:egg", {
|
||||
description = "Egg",
|
||||
_doc_items_longdesc = "Eggs can be thrown or launched from a dispenser and breaks on impact. There is a small chance that 1 or even 4 chickens will pop out of the egg when it hits the ground.",
|
||||
_doc_items_usagehelp = how_to_throw,
|
||||
inventory_image = "mcl_throwing_egg.png",
|
||||
stack_max = 16,
|
||||
on_use = throw_function("mcl_throwing:egg_entity"),
|
||||
_on_dispense = dispense_function,
|
||||
groups = { craftitem = 1 },
|
||||
})
|
||||
|
||||
-- Ender Pearl
|
||||
minetest.register_craftitem("mcl_throwing:ender_pearl", {
|
||||
description = "Ender Pearl",
|
||||
_doc_items_longdesc = "An ender pearl is an item which can be used for teleportation at the cost of health. It can be thrown and teleport the thrower to its impact location when it hits a solid block, a plant or vines. Each teleportation hurts the user by 5 hit points.",
|
||||
_doc_items_usagehelp = how_to_throw,
|
||||
wield_image = "mcl_throwing_ender_pearl.png",
|
||||
inventory_image = "mcl_throwing_ender_pearl.png",
|
||||
stack_max = 16,
|
||||
on_use = throw_function("mcl_throwing:ender_pearl_entity"),
|
||||
})
|
||||
|
||||
|
|
|
|||
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|
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|
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|
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|
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|
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|
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|
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|
Before Width: | Height: | Size: 225 B |
|
|
@ -1,322 +0,0 @@
|
|||
--
|
||||
-- Snowballs and other throwable items
|
||||
--
|
||||
|
||||
local GRAVITY = tonumber(minetest.settings:get("movement_gravity"))
|
||||
|
||||
local entity_mapping = {
|
||||
["mcl_throwing:snowball"] = "mcl_throwing:snowball_entity",
|
||||
["mcl_throwing:egg"] = "mcl_throwing:egg_entity",
|
||||
["mcl_throwing:ender_pearl"] = "mcl_throwing:ender_pearl_entity",
|
||||
}
|
||||
|
||||
local velocities = {
|
||||
["mcl_throwing:snowball_entity"] = 22,
|
||||
["mcl_throwing:egg_entity"] = 22,
|
||||
["mcl_throwing:ender_pearl_entity"] = 22,
|
||||
}
|
||||
|
||||
mcl_throwing.throw = function(throw_item, pos, dir, velocity)
|
||||
if velocity == nil then
|
||||
velocity = velocities[throw_item]
|
||||
end
|
||||
if velocity == nil then
|
||||
velocity = 22
|
||||
end
|
||||
|
||||
local itemstring = ItemStack(throw_item):get_name()
|
||||
local obj = minetest.add_entity(pos, entity_mapping[itemstring])
|
||||
obj:setvelocity({x=dir.x*velocity, y=dir.y*velocity, z=dir.z*velocity})
|
||||
obj:setacceleration({x=dir.x*-3, y=-GRAVITY, z=dir.z*-3})
|
||||
return obj
|
||||
end
|
||||
|
||||
-- Throw item
|
||||
local throw_function = function(entity_name, velocity)
|
||||
local func = function(item, player, pointed_thing)
|
||||
local playerpos = player:get_pos()
|
||||
local dir = player:get_look_dir()
|
||||
local obj = mcl_throwing.throw(item, {x=playerpos.x, y=playerpos.y+1.5, z=playerpos.z}, dir, velocity)
|
||||
obj:get_luaentity()._thrower = player:get_player_name()
|
||||
if not minetest.settings:get_bool("creative_mode") then
|
||||
item:take_item()
|
||||
end
|
||||
return item
|
||||
end
|
||||
return func
|
||||
end
|
||||
|
||||
local dispense_function = function(stack, dispenserpos, droppos, dropnode, dropdir)
|
||||
-- Launch throwable item
|
||||
local shootpos = vector.add(dispenserpos, vector.multiply(dropdir, 0.51))
|
||||
mcl_throwing.throw(stack:get_name(), shootpos, dropdir)
|
||||
end
|
||||
|
||||
-- Staticdata handling because objects may want to be reloaded
|
||||
local get_staticdata = function(self)
|
||||
local data = {
|
||||
_lastpos = self._lastpos,
|
||||
_thrower = self._thrower,
|
||||
}
|
||||
return minetest.serialize(data)
|
||||
end
|
||||
|
||||
local on_activate = function(self, staticdata, dtime_s)
|
||||
local data = minetest.deserialize(staticdata)
|
||||
if data then
|
||||
self._lastpos = data._lastpos
|
||||
self._thrower = data._thrower
|
||||
end
|
||||
end
|
||||
|
||||
-- The snowball entity
|
||||
local snowball_ENTITY={
|
||||
physical = false,
|
||||
timer=0,
|
||||
textures = {"mcl_throwing_snowball.png"},
|
||||
visual_size = {x=0.5, y=0.5},
|
||||
collisionbox = {0,0,0,0,0,0},
|
||||
|
||||
get_staticdata = get_staticdata,
|
||||
on_activate = on_activate,
|
||||
|
||||
_lastpos={},
|
||||
}
|
||||
local egg_ENTITY={
|
||||
physical = false,
|
||||
timer=0,
|
||||
textures = {"mcl_throwing_egg.png"},
|
||||
visual_size = {x=0.45, y=0.45},
|
||||
collisionbox = {0,0,0,0,0,0},
|
||||
|
||||
get_staticdata = get_staticdata,
|
||||
on_activate = on_activate,
|
||||
|
||||
_lastpos={},
|
||||
}
|
||||
-- Ender pearl entity
|
||||
local pearl_ENTITY={
|
||||
physical = false,
|
||||
timer=0,
|
||||
textures = {"mcl_throwing_ender_pearl.png"},
|
||||
visual_size = {x=0.9, y=0.9},
|
||||
collisionbox = {0,0,0,0,0,0},
|
||||
|
||||
get_staticdata = get_staticdata,
|
||||
on_activate = on_activate,
|
||||
|
||||
_lastpos={},
|
||||
_thrower = nil, -- Player ObjectRef of the player who threw the ender pearl
|
||||
}
|
||||
|
||||
-- Snowball on_step()--> called when snowball is moving.
|
||||
local snowball_on_step = function(self, dtime)
|
||||
self.timer=self.timer+dtime
|
||||
local pos = self.object:getpos()
|
||||
local node = minetest.get_node(pos)
|
||||
local def = minetest.registered_nodes[node.name]
|
||||
|
||||
-- Destroy when hitting a solid node
|
||||
if self._lastpos.x~=nil then
|
||||
if (def and def.walkable) or not def then
|
||||
self.object:remove()
|
||||
return
|
||||
end
|
||||
end
|
||||
self._lastpos={x=pos.x, y=pos.y, z=pos.z} -- Set _lastpos-->Node will be added at last pos outside the node
|
||||
end
|
||||
|
||||
-- Movement function of egg
|
||||
local egg_on_step = function(self, dtime)
|
||||
self.timer=self.timer+dtime
|
||||
local pos = self.object:getpos()
|
||||
local node = minetest.get_node(pos)
|
||||
local def = minetest.registered_nodes[node.name]
|
||||
|
||||
-- Destroy when hitting a solid node
|
||||
if self._lastpos.x~=nil then
|
||||
if (def and def.walkable) or not def then
|
||||
-- 1/8 chance to spawn a chick
|
||||
-- FIXME: Chicks have a quite good chance to spawn in walls
|
||||
local r = math.random(1,8)
|
||||
|
||||
-- Turn given object into a child
|
||||
local make_child= function(object)
|
||||
local ent = object:get_luaentity()
|
||||
object:set_properties({
|
||||
visual_size = { x = ent.base_size.x/2, y = ent.base_size.y/2 },
|
||||
collisionbox = {
|
||||
ent.base_colbox[1]/2,
|
||||
ent.base_colbox[2]/2,
|
||||
ent.base_colbox[3]/2,
|
||||
ent.base_colbox[4]/2,
|
||||
ent.base_colbox[5]/2,
|
||||
ent.base_colbox[6]/2,
|
||||
}
|
||||
})
|
||||
ent.child = true
|
||||
end
|
||||
if r == 1 then
|
||||
make_child(minetest.add_entity(self._lastpos, "mobs_mc:chicken"))
|
||||
|
||||
-- BONUS ROUND: 1/32 chance to spawn 3 additional chicks
|
||||
local r = math.random(1,32)
|
||||
if r == 1 then
|
||||
local offsets = {
|
||||
{ x=0.7, y=0, z=0 },
|
||||
{ x=-0.7, y=0, z=-0.7 },
|
||||
{ x=-0.7, y=0, z=0.7 },
|
||||
}
|
||||
for o=1, 3 do
|
||||
local pos = vector.add(self._lastpos, offsets[o])
|
||||
make_child(minetest.add_entity(pos, "mobs_mc:chicken"))
|
||||
end
|
||||
end
|
||||
end
|
||||
self.object:remove()
|
||||
return
|
||||
end
|
||||
end
|
||||
self._lastpos={x=pos.x, y=pos.y, z=pos.z} -- Set lastpos-->Node will be added at last pos outside the node
|
||||
end
|
||||
|
||||
-- Movement function of ender pearl
|
||||
local pearl_on_step = function(self, dtime)
|
||||
self.timer=self.timer+dtime
|
||||
local pos = self.object:getpos()
|
||||
pos.y = math.floor(pos.y)
|
||||
local node = minetest.get_node(pos)
|
||||
local nn = node.name
|
||||
local def = minetest.registered_nodes[node.name]
|
||||
|
||||
-- Destroy when hitting a solid node
|
||||
if self._lastpos.x~=nil then
|
||||
local walkable = (def and def.walkable)
|
||||
|
||||
-- No teleport for hitting ignore for now. Otherwise the player could get stuck.
|
||||
-- FIXME: This also means the player loses an ender pearl for throwing into unloaded areas
|
||||
if node.name == "ignore" then
|
||||
self.object:remove()
|
||||
-- Activate when hitting a solid node or a plant
|
||||
elseif walkable or nn == "mcl_core:vine" or nn == "mcl_core:deadbush" or minetest.get_item_group(nn, "flower") ~= 0 or minetest.get_item_group(nn, "sapling") ~= 0 or minetest.get_item_group(nn, "plant") ~= 0 or minetest.get_item_group(nn, "mushroom") ~= 0 or not def then
|
||||
local player = minetest.get_player_by_name(self._thrower)
|
||||
if player then
|
||||
-- Teleport and hurt player
|
||||
|
||||
-- First determine good teleport position
|
||||
local dir = {x=0, y=0, z=0}
|
||||
|
||||
local v = self.object:getvelocity()
|
||||
if walkable then
|
||||
local vc = table.copy(v) -- vector for calculating
|
||||
-- Node is walkable, we have to find a place somewhere outside of that node
|
||||
vc = vector.normalize(vc)
|
||||
|
||||
-- Zero-out the two axes with a lower absolute value than
|
||||
-- the axis with the strongest force
|
||||
local lv, ld
|
||||
lv, ld = math.abs(vc.y), "y"
|
||||
if math.abs(vc.x) > lv then
|
||||
lv, ld = math.abs(vc.x), "x"
|
||||
end
|
||||
if math.abs(vc.z) > lv then
|
||||
lv, ld = math.abs(vc.z), "z"
|
||||
end
|
||||
if ld ~= "x" then vc.x = 0 end
|
||||
if ld ~= "y" then vc.y = 0 end
|
||||
if ld ~= "z" then vc.z = 0 end
|
||||
|
||||
-- Final tweaks to the teleporting pos, based on direction
|
||||
-- Impact from the side
|
||||
dir.x = vc.x * -1
|
||||
dir.z = vc.z * -1
|
||||
|
||||
-- Special case: top or bottom of node
|
||||
if vc.y > 0 then
|
||||
-- We need more space when impact is from below
|
||||
dir.y = -2.3
|
||||
elseif vc.y < 0 then
|
||||
-- Standing on top
|
||||
dir.y = 0.5
|
||||
end
|
||||
end
|
||||
-- If node was not walkable, no modification to pos is made.
|
||||
|
||||
-- Final teleportation position
|
||||
local telepos = vector.add(pos, dir)
|
||||
local telenode = minetest.get_node(telepos)
|
||||
|
||||
--[[ It may be possible that telepos is walkable due to the algorithm.
|
||||
Especially when the ender pearl is faster horizontally than vertical.
|
||||
This applies final fixing, just to be sure we're not in a walkable node ]]
|
||||
if not minetest.registered_nodes[telenode.name] or minetest.registered_nodes[telenode.name].walkable then
|
||||
if v.y < 0 then
|
||||
telepos.y = telepos.y + 0.5
|
||||
else
|
||||
telepos.y = telepos.y - 2.3
|
||||
end
|
||||
end
|
||||
|
||||
local oldpos = player:getpos()
|
||||
-- Teleport and hurt player
|
||||
player:setpos(telepos)
|
||||
player:set_hp(player:get_hp() - 5)
|
||||
|
||||
-- 5% chance to spawn endermite at the player's origin
|
||||
local r = math.random(1,20)
|
||||
if r == 1 then
|
||||
minetest.add_entity(oldpos, "mobs_mc:endermite")
|
||||
end
|
||||
|
||||
end
|
||||
self.object:remove()
|
||||
return
|
||||
end
|
||||
end
|
||||
self._lastpos={x=pos.x, y=pos.y, z=pos.z} -- Set lastpos-->Node will be added at last pos outside the node
|
||||
end
|
||||
|
||||
snowball_ENTITY.on_step = snowball_on_step
|
||||
egg_ENTITY.on_step = egg_on_step
|
||||
pearl_ENTITY.on_step = pearl_on_step
|
||||
|
||||
minetest.register_entity("mcl_throwing:snowball_entity", snowball_ENTITY)
|
||||
minetest.register_entity("mcl_throwing:egg_entity", egg_ENTITY)
|
||||
minetest.register_entity("mcl_throwing:ender_pearl_entity", pearl_ENTITY)
|
||||
|
||||
local how_to_throw = "Hold it in your and and leftclick to throw."
|
||||
|
||||
-- Snowball
|
||||
minetest.register_craftitem("mcl_throwing:snowball", {
|
||||
description = "Snowball",
|
||||
_doc_items_longdesc = "Snowballs can be thrown or launched from a dispenser for fun. Hitting something with a snowball does nothing.",
|
||||
_doc_items_usagehelp = how_to_throw,
|
||||
inventory_image = "mcl_throwing_snowball.png",
|
||||
stack_max = 16,
|
||||
on_use = throw_function("mcl_throwing:snowball_entity"),
|
||||
_on_dispense = dispense_function,
|
||||
})
|
||||
|
||||
-- Egg
|
||||
minetest.register_craftitem("mcl_throwing:egg", {
|
||||
description = "Egg",
|
||||
_doc_items_longdesc = "Eggs can be thrown or launched from a dispenser and breaks on impact. There is a small chance that 1 or even 4 chickens will pop out of the egg when it hits the ground.",
|
||||
_doc_items_usagehelp = how_to_throw,
|
||||
inventory_image = "mcl_throwing_egg.png",
|
||||
stack_max = 16,
|
||||
on_use = throw_function("mcl_throwing:egg_entity"),
|
||||
_on_dispense = dispense_function,
|
||||
groups = { craftitem = 1 },
|
||||
})
|
||||
|
||||
-- Ender Pearl
|
||||
minetest.register_craftitem("mcl_throwing:ender_pearl", {
|
||||
description = "Ender Pearl",
|
||||
_doc_items_longdesc = "An ender pearl is an item which can be used for teleportation at the cost of health. It can be thrown and teleport the thrower to its impact location when it hits a solid block, a plant or vines. Each teleportation hurts the user by 5 hit points.",
|
||||
_doc_items_usagehelp = how_to_throw,
|
||||
wield_image = "mcl_throwing_ender_pearl.png",
|
||||
inventory_image = "mcl_throwing_ender_pearl.png",
|
||||
stack_max = 16,
|
||||
on_use = throw_function("mcl_throwing:ender_pearl_entity"),
|
||||
})
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue