MineClone2/mods/ENTITIES/mcl_minecarts/carts/with_tnt.lua

134 lines
3.8 KiB
Lua

local modname = minetest.get_current_modname()
local modpath = minetest.get_modpath(modname)
local mod = mcl_minecarts
local S = minetest.get_translator(modname)
local function detonate_tnt_minecart(self)
local pos = self.object:get_pos()
self.object:remove()
mcl_explosions.explode(pos, 6, { drop_chance = 1.0 })
end
local function activate_tnt_minecart(self, timer)
if self._boomtimer then
return
end
if timer then
self._boomtimer = timer
else
self._boomtimer = tnt.BOOMTIMER
end
self.object:set_properties({textures = {
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_minecarts_minecart.png",
}})
self._blinktimer = tnt.BLINKTIMER
minetest.sound_play("tnt_ignite", {pos = self.object:get_pos(), gain = 1.0, max_hear_distance = 15}, true)
end
mod.register_minecart({
itemstring = "mcl_minecarts:tnt_minecart",
craft = {
output = "mcl_minecarts:tnt_minecart",
recipe = {
{"mcl_tnt:tnt"},
{"mcl_minecarts:minecart"},
},
},
entity_id = "mcl_minecarts:tnt_minecart",
description = S("Minecart with TNT"),
tt_help = S("Vehicle for fast travel on rails").."\n"..S("Can be ignited by tools or powered activator rail"),
longdesc = S("A minecart with TNT is an explosive vehicle that travels on rail."),
usagehelp = S("Place it on rails. Punch it to move it. The TNT is ignited with a flint and steel or when the minecart is on an powered activator rail.") .. "\n" ..
S("To obtain the minecart and TNT, punch them while holding down the sneak key. You can't do this if the TNT was ignited."),
initial_properties = {
mesh = "mcl_minecarts_minecart_block.b3d",
textures = {
"default_tnt_top.png",
"default_tnt_bottom.png",
"default_tnt_side.png",
"default_tnt_side.png",
"default_tnt_side.png",
"default_tnt_side.png",
"mcl_minecarts_minecart.png",
},
},
icon = "mcl_minecarts_minecart_tnt.png",
drop = {"mcl_minecarts:minecart", "mcl_tnt:tnt"},
on_rightclick = function(self, clicker)
-- Ingite
if not clicker or not clicker:is_player() then
return
end
if self._boomtimer then
return
end
local held = clicker:get_wielded_item()
if held:get_name() == "mcl_fire:flint_and_steel" then
if not minetest.is_creative_enabled(clicker:get_player_name()) then
held:add_wear(65535/65) -- 65 uses
local index = clicker:get_wield_index()
local inv = clicker:get_inventory()
inv:set_stack("main", index, held)
end
activate_tnt_minecart(self)
end
end,
on_activate_by_rail = activate_tnt_minecart,
creative = true,
_mcl_minecarts_on_step = function(self, dtime)
-- Impacts reduce the speed greatly. Use this to trigger explosions
local current_speed = vector.length(self.object:get_velocity())
if current_speed < (self._old_speed or 0) - 6 then
detonate_tnt_minecart(self)
end
self._old_speed = current_speed
if self._boomtimer then
-- Explode
self._boomtimer = self._boomtimer - dtime
if self._boomtimer <= 0 then
detonate_tnt_minecart(self)
return
else
tnt.smoke_step(pos)
end
end
if self._blinktimer then
self._blinktimer = self._blinktimer - dtime
if self._blinktimer <= 0 then
self._blink = not self._blink
if self._blink then
self.object:set_properties({textures =
{
"default_tnt_top.png",
"default_tnt_bottom.png",
"default_tnt_side.png",
"default_tnt_side.png",
"default_tnt_side.png",
"default_tnt_side.png",
"mcl_minecarts_minecart.png",
}})
else
self.object:set_properties({textures =
{
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_tnt_blink.png",
"mcl_minecarts_minecart.png",
}})
end
self._blinktimer = tnt.BLINKTIMER
end
end
end,
})