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mirror of https://github.com/sys4-fr/server-nalc.git synced 2024-11-18 08:10:38 +01:00
server-nalc/mods/throwing/functions.lua
2016-05-04 15:20:02 +02:00

192 lines
5.8 KiB
Lua
Executable File

--~
--~ Shot and reload system
--~
local players = {}
minetest.register_on_joinplayer(function(player)
local playerName = player:get_player_name()
players[playerName] = {
reloading=false,
}
end)
minetest.register_on_leaveplayer(function(player)
local playerName = player:get_player_name()
players[playerName] = nil
end)
function throwing_is_player(name, obj)
return (obj:is_player() and obj:get_player_name() ~= name)
end
function throwing_is_entity(obj)
return (obj:get_luaentity() ~= nil
and not string.find(obj:get_luaentity().name, "throwing:")
and obj:get_luaentity().name ~= "__builtin:item"
and obj:get_luaentity().name ~= "gauges:hp_bar"
and obj:get_luaentity().name ~= "signs:text")
end
function throwing_get_trajectoire(self, newpos)
if self.lastpos.x == nil then
return {newpos}
end
local coord = {}
local nx = (newpos["x"] - self.lastpos["x"])/3
local ny = (newpos["y"] - self.lastpos["y"])/3
local nz = (newpos["z"] - self.lastpos["z"])/3
if nx and ny and nz then
table.insert(coord, {x=self.lastpos["x"]+nx, y=self.lastpos["y"]+ny ,z=self.lastpos["z"]+nz })
table.insert(coord, {x=newpos["x"]-nx, y=newpos["y"]-ny ,z=newpos["z"]-nz })
end
table.insert(coord, newpos)
return coord
end
function throwing_touch(pos, objpos)
local rx = pos.x - objpos.x
local ry = pos.y - (objpos.y+1)
local rz = pos.z - objpos.z
if (ry < 1 and ry > -1) and (rx < 1 and rx > -1) and (rz < 1 and rz > -1) then
return true
end
return false
end
function throwing_shoot_arrow (itemstack, player, stiffness, is_cross)
if not player then return end
local arrow = itemstack:get_metadata()
itemstack:set_metadata("")
player:set_wielded_item(itemstack)
local playerpos = player:getpos()
local obj = minetest.add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, arrow)
if not obj then return end
local dir = player:get_look_dir()
obj:setvelocity({x=dir.x*stiffness, y=dir.y*stiffness, z=dir.z*stiffness})
obj:setacceleration({x=dir.x*-3, y=-10, z=dir.z*-3})
obj:setyaw(player:get_look_yaw()+math.pi)
if is_cross then
minetest.sound_play("throwing_crossbow_sound", {pos=playerpos})
else
minetest.sound_play("throwing_bow_sound", {pos=playerpos})
end
if obj:get_luaentity() then
obj:get_luaentity().player = player:get_player_name()
obj:get_luaentity().inventory = player:get_inventory()
obj:get_luaentity().stack = player:get_inventory():get_stack("main", player:get_wield_index()-1)
obj:get_luaentity().lastpos = {x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}
obj:get_luaentity().bow_damage = stiffness
end
return true
end
function throwing_unload (itemstack, player, unloaded, wear)
if itemstack:get_metadata() then
for _,arrow in ipairs(throwing_arrows) do
if itemstack:get_metadata() == arrow[2] then
if not minetest.setting_getbool("creative_mode") then
player:get_inventory():add_item("main", arrow[1])
end
break
end
end
end
if wear >= 65535 then
player:set_wielded_item({})
else
player:set_wielded_item({name=unloaded, wear=wear})
end
end
function throwing_reload (itemstack, player, pos, is_cross, loaded)
local playerName = player:get_player_name()
players[playerName]['reloading'] = false
if itemstack:get_name() == player:get_wielded_item():get_name() then
if (pos.x == player:getpos().x and pos.y == player:getpos().y and pos.z == player:getpos().z) or not is_cross then
local wear = itemstack:get_wear()
for _,arrow in ipairs(throwing_arrows) do
if player:get_inventory():get_stack("main", player:get_wield_index()+1):get_name() == arrow[1] then
if not minetest.setting_getbool("creative_mode") then
player:get_inventory():remove_item("main", arrow[1])
end
local meta = arrow[2]
player:set_wielded_item({name=loaded, wear=wear, metadata=meta})
break
end
end
end
end
end
-- Bows and crossbows
function throwing_register_bow (name, desc, scale, stiffness, reload_time, toughness, is_cross, craft)
minetest.register_tool("throwing:" .. name, {
description = desc,
inventory_image = "throwing_" .. name .. ".png",
wield_scale = scale,
stack_max = 1,
on_use = function(itemstack, user, pointed_thing)
local pos = user:getpos()
local playerName = user:get_player_name()
if not players[playerName]['reloading'] then
players[playerName]['reloading'] = true
minetest.after(reload_time, throwing_reload, itemstack, user, pos, is_cross, "throwing:" .. name .. "_loaded")
end
return itemstack
end,
})
minetest.register_tool("throwing:" .. name .. "_loaded", {
description = desc,
inventory_image = "throwing_" .. name .. "_loaded.png",
wield_scale = scale,
stack_max = 1,
on_use = function(itemstack, user, pointed_thing)
local wear = itemstack:get_wear()
if not minetest.setting_getbool("creative_mode") then
wear = wear + (65535/toughness)
end
local unloaded = "throwing:" .. name
throwing_shoot_arrow(itemstack, user, stiffness, is_cross)
minetest.after(0, throwing_unload, itemstack, user, unloaded, wear)
return itemstack
end,
on_drop = function(itemstack, dropper, pointed_thing)
local wear = itemstack:get_wear()
local unloaded = "throwing:" .. name
minetest.after(0, throwing_unload, itemstack, dropper, unloaded, wear)
end,
groups = {not_in_creative_inventory=1},
})
minetest.register_craft({
output = 'throwing:' .. name,
recipe = craft
})
local craft_width = 1
-- Since # isn't stable especially when there are nils in the table, count by hand
for _,v in ipairs(craft) do
for i,__ in ipairs(v) do
if i > craft_width then
craft_width = i
end
end
end
local rev_craft = {}
for i,y in ipairs(craft) do
rev_craft[i] = {}
for j,x in ipairs(y) do
rev_craft[i][craft_width-j+1] = x
end
end
minetest.register_craft({
output = 'throwing:' .. name,
recipe = rev_craft
})
end