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MineClone2/mods/ITEMS/mcl_throwing/init.lua

209 lines
6.4 KiB
Lua

mcl_throwing = {}
dofile(minetest.get_modpath("mcl_throwing").."/arrow.lua")
dofile(minetest.get_modpath("mcl_throwing").."/throwable.lua")
local arrows = {
["mcl_throwing:arrow"] = "mcl_throwing:arrow_entity",
}
local GRAVITY = 9.81
mcl_throwing.shoot_arrow = function(arrow_item, pos, dir, yaw, shooter, power, damage)
local obj = minetest.add_entity({x=pos.x,y=pos.y,z=pos.z}, arrows[arrow_item])
if power == nil then
power = 19
end
if damage == nil then
damage = 3
end
obj:setvelocity({x=dir.x*power, y=dir.y*power, z=dir.z*power})
obj:setacceleration({x=dir.x*-3, y=-GRAVITY, z=dir.z*-3})
obj:setyaw(yaw-math.pi/2)
local le = obj:get_luaentity()
le._shooter = shooter
le._damage = damage
le._startpos = pos
minetest.sound_play("mcl_throwing_bow_shoot", {pos=pos})
if shooter ~= nil then
if obj:get_luaentity().player == "" then
obj:get_luaentity().player = shooter
end
obj:get_luaentity().node = shooter:get_inventory():get_stack("main", 1):get_name()
end
return obj
end
local get_arrow = function(player)
local inv = player:get_inventory()
local arrow_stack, arrow_stack_id
for i=1, inv:get_size("main") do
local it = inv:get_stack("main", i)
if not it:is_empty() and minetest.get_item_group(it:get_name(), "ammo_bow") ~= 0 then
arrow_stack = it
arrow_stack_id = i
break
end
end
return arrow_stack, arrow_stack_id
end
local player_shoot_arrow = function(itemstack, player, power, damage)
local arrow_stack, arrow_stack_id = get_arrow(player)
local arrow_itemstring
if not minetest.setting_getbool("creative_mode") then
if not arrow_stack then
return false
end
arrow_itemstring = arrow_stack:get_name()
arrow_stack:take_item()
local inv = player:get_inventory()
inv:set_stack("main", arrow_stack_id, arrow_stack)
end
local playerpos = player:getpos()
local dir = player:get_look_dir()
local yaw = player:get_look_horizontal()
if not arrow_itemstring then
arrow_itemstring = "mcl_throwing:arrow"
end
mcl_throwing.shoot_arrow(arrow_itemstring, {x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, dir, yaw, player, power, damage)
return true
end
local powerup_function = function(nextbow)
return function(itemstack, placer, pointed_thing)
-- Use pointed node's on_rightclick function first, if present
if pointed_thing.type == "node" then
local node = minetest.get_node(pointed_thing.under)
if placer and not placer:get_player_control().sneak then
if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].on_rightclick then
return minetest.registered_nodes[node.name].on_rightclick(pointed_thing.under, node, placer, itemstack) or itemstack
end
end
end
if get_arrow(placer) ~= nil then
local wear = itemstack:get_wear()
itemstack:replace(nextbow)
itemstack:set_wear(wear)
end
return itemstack
end
end
minetest.register_tool("mcl_throwing:bow", {
description = "Bow",
_doc_items_longdesc = "Bows are ranged weapons to shoot arrows at your foes.",
_doc_items_usagehelp = [[To use the bow, you first need to have at least one arrow anywhere in your inventory. Rightclick one to three times to charge the bow. Leftclick to shoot.
The higher the charge, the faster the arrow will go and the higher the damage. A successful hit deals 1-5 HP of damage."]],
inventory_image = "mcl_throwing_bow.png",
stack_max = 1,
on_place = powerup_function("mcl_throwing:bow_0"),
on_secondary_use = powerup_function("mcl_throwing:bow_0"),
groups = {weapon=1,weapon_ranged=1},
})
minetest.register_tool("mcl_throwing:bow_0", {
description = "Bow",
_doc_items_create_entry = false,
inventory_image = "mcl_throwing_bow_0.png",
stack_max = 1,
groups = {not_in_creative_inventory=1, not_in_craft_guide=1},
on_place = powerup_function("mcl_throwing:bow_1"),
on_secondary_use = powerup_function("mcl_throwing:bow_1"),
on_use = function(itemstack, user, pointed_thing)
local wear = itemstack:get_wear()
itemstack:replace("mcl_throwing:bow")
itemstack:set_wear(wear)
if player_shoot_arrow(itemstack, user, 4, 1) then
if not minetest.setting_getbool("creative_mode") then
itemstack:add_wear(65535/385)
end
end
return itemstack
end,
})
minetest.register_tool("mcl_throwing:bow_1", {
description = "Bow",
_doc_items_create_entry = false,
inventory_image = "mcl_throwing_bow_1.png",
stack_max = 1,
groups = {not_in_creative_inventory=1, not_in_craft_guide=1},
on_place = powerup_function("mcl_throwing:bow_2"),
on_secondary_use = powerup_function("mcl_throwing:bow_2"),
on_use = function(itemstack, user, pointed_thing)
local wear = itemstack:get_wear()
itemstack:replace("mcl_throwing:bow")
itemstack:set_wear(wear)
if player_shoot_arrow(itemstack, user, 16, 2) then
if not minetest.setting_getbool("creative_mode") then
itemstack:add_wear(65535/385)
end
end
return itemstack
end,
})
minetest.register_tool("mcl_throwing:bow_2", {
description = "Bow",
_doc_items_create_entry = false,
inventory_image = "mcl_throwing_bow_2.png",
stack_max = 1,
groups = {not_in_creative_inventory=1, not_in_craft_guide=1},
on_use = function(itemstack, user, pointed_thing)
local wear = itemstack:get_wear()
itemstack:replace("mcl_throwing:bow")
itemstack:set_wear(wear)
local r = math.random(1,5)
local damage
-- Damage and range have been nerfed because the arrow charges very quickly
-- TODO: Use Minecraft damage and range (9-10 @ ca. 53 m/s)
if r == 1 then
-- 20% chance to do more damage
damage = 5
else
damage = 4
end
if player_shoot_arrow(itemstack, user, 26, damage) then
if not minetest.setting_getbool("creative_mode") then
itemstack:add_wear(65535/385)
end
end
return itemstack
end,
})
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', ''},
}
})
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