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Drop minecart as item if its not on a rail anymore

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Wuzzy 2019-01-30 03:16:59 +01:00
parent e42945a4e1
commit 1966d18586
1 changed files with 52 additions and 5 deletions
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57
mods/ENTITIES/mcl_minecarts/init.lua
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@ -1,6 +1,7 @@
mcl_minecarts = {}
mcl_minecarts.modpath = minetest.get_modpath("mcl_minecarts")
mcl_minecarts.speed_max = 10
mcl_minecarts.check_float_time = 10
dofile(mcl_minecarts.modpath.."/functions.lua")
dofile(mcl_minecarts.modpath.."/rails.lua")
@ -23,6 +24,7 @@ local function register_entity(entity_id, mesh, textures, drop, on_rightclick)
_punched = false, -- used to re-send _velocity and position
_velocity = {x=0, y=0, z=0}, -- only used on punch
_start_pos = nil, -- Used to calculate distance for “On A Rail” achievement
_last_float_check = nil, -- timestamp of last time the cart was checked to be still on a rail
_old_dir = {x=0, y=0, z=0},
_old_pos = nil,
_old_vel = {x=0, y=0, z=0},
@ -114,6 +116,45 @@ local function register_entity(entity_id, mesh, textures, drop, on_rightclick)
function cart:on_step(dtime)
local vel = self.object:getvelocity()
local update = {}
if self._last_float_check == nil then
self._last_float_check = 0
else
self._last_float_check = self._last_float_check + dtime
end
local pos, rou_pos, node
-- Drop minecart if it isn't on a rail anymore
if self._last_float_check >= mcl_minecarts.check_float_time then
pos = self.object:getpos()
rou_pos = vector.round(pos)
node = minetest.get_node(rou_pos)
local g = minetest.get_item_group(node.name, "connect_to_raillike")
if g ~= self._railtype and self._railtype ~= nil then
-- Detach driver
if self._driver then
if self._old_pos then
self.object:setpos(self._old_pos)
end
mcl_player.player_attached[self._driver] = nil
local player = minetest.get_player_by_name(self._driver)
if player then
player:set_detach()
player:set_eye_offset({x=0, y=0, z=0},{x=0, y=0, z=0})
end
end
-- Drop items and remove cart entity
if not minetest.settings:get_bool("creative_mode") then
for d=1, #drop do
minetest.add_item(self.object:getpos(), drop[d])
end
end
self.object:remove()
return
end
self._last_float_check = 0
end
if self._punched then
vel = vector.add(vel, self._velocity)
self.object:setvelocity(vel)
@ -123,7 +164,9 @@ local function register_entity(entity_id, mesh, textures, drop, on_rightclick)
end
local dir, last_switch = nil, nil
local pos = self.object:getpos()
if not pos then
pos = self.object:getpos()
end
if self._old_pos and not self._punched then
local flo_pos = vector.floor(pos)
local flo_old = vector.floor(self._old_pos)
@ -132,12 +175,16 @@ local function register_entity(entity_id, mesh, textures, drop, on_rightclick)
-- Prevent querying the same node over and over again
end
-- Update detector rails
local rou_pos = vector.round(pos)
local rou_old = vector.round(self._old_pos)
local node = minetest.get_node(rou_pos)
if not rou_pos then
rou_pos = vector.round(pos)
end
rou_old = vector.round(self._old_pos)
if not node then
node = minetest.get_node(rou_pos)
end
local node_old = minetest.get_node(rou_old)
-- Update detector rails
if node.name == "mcl_minecarts:detector_rail" then
local newnode = {name="mcl_minecarts:detector_rail_on", param2 = node.param2}
minetest.swap_node(rou_pos, newnode)