mirror of
https://github.com/minetest-mods/digtron.git
synced 2024-08-19 20:34:04 +02:00
112 lines
4.0 KiB
Lua
112 lines
4.0 KiB
Lua
|
digtron.move_node = function(pos, newpos, player_name)
|
||
|
-- Moves nodes, preserving digtron metadata and inventory
|
||
|
local node = minetest.get_node(pos)
|
||
|
local node_def = minetest.registered_nodes[node.name]
|
||
|
local oldnode = minetest.get_node(newpos)
|
||
|
minetest.log("action", string.format("%s moves %s from (%d, %d, %d) to (%d, %d, %d), displacing %s", player_name, node.name, pos.x, pos.y, pos.z, newpos.x, newpos.y, newpos.z, oldnode.name))
|
||
|
minetest.add_node(newpos, { name=node.name, param1=node.param1, param2=node.param2 })
|
||
|
if node_def.after_place_node then
|
||
|
node_def.after_place_node(newpos)
|
||
|
end
|
||
|
|
||
|
local oldmeta = minetest.get_meta(pos)
|
||
|
local oldinv = oldmeta:get_inventory()
|
||
|
local list = oldinv:get_list("main")
|
||
|
local fuel = oldinv:get_list("fuel")
|
||
|
local oldformspec = oldmeta:get_string("formspec")
|
||
|
|
||
|
local newmeta = minetest.get_meta(newpos)
|
||
|
local newinv = newmeta:get_inventory()
|
||
|
newinv:set_list("main", list)
|
||
|
newinv:set_list("fuel", fuel)
|
||
|
newmeta:set_string("formspec", oldformspec)
|
||
|
|
||
|
newmeta:set_string("triggering_player", oldmeta:get_string("triggering_player")) -- for auto-controllers
|
||
|
|
||
|
newmeta:set_int("offset", oldmeta:get_int("offset"))
|
||
|
newmeta:set_int("period", oldmeta:get_int("period"))
|
||
|
newmeta:set_int("build_facing", oldmeta:get_int("build_facing"))
|
||
|
newmeta:set_float("fuel_burning", oldmeta:get_float("fuel_burning"))
|
||
|
newmeta:set_string("infotext", oldmeta:get_string("infotext"))
|
||
|
|
||
|
-- Move the little floaty entity inside the builders
|
||
|
if minetest.get_item_group(node.name, "digtron") == 4 then
|
||
|
digtron.update_builder_item(newpos)
|
||
|
end
|
||
|
|
||
|
-- remove node from old position
|
||
|
minetest.remove_node(pos)
|
||
|
if node_def.after_dig_node then
|
||
|
node_def.after_dig_node(pos)
|
||
|
end
|
||
|
end
|
||
|
|
||
|
digtron.move_digtron = function(facing, digtrons, extents, nodes_dug, player_name)
|
||
|
-- move everything. Note! order is important or they'll step on each other, that's why this has complicated loops and filtering.
|
||
|
-- Nodes are moved in a "caterpillar" pattern - front plane first, then next plane back, then next plane back, etc.
|
||
|
-- positions in the digtron list will be updated when this method executes. Note that the inventories list shares
|
||
|
-- references to the node position tables in the digtron list, so it will reflect the updates too.
|
||
|
local dir = digtron.facedir_to_dir_map[facing]
|
||
|
local increment
|
||
|
local filter
|
||
|
local index
|
||
|
local target
|
||
|
if dir == 1 then -- z+
|
||
|
filter = "z"
|
||
|
increment = -1
|
||
|
index = extents.max_z
|
||
|
target = extents.min_z
|
||
|
extents.max_z = extents.max_z + 1
|
||
|
extents.min_z = extents.min_z + 1
|
||
|
elseif dir == 2 then -- x+
|
||
|
filter = "x"
|
||
|
increment = -1
|
||
|
index = extents.max_x
|
||
|
target = extents.min_x
|
||
|
extents.max_x = extents.max_x + 1
|
||
|
extents.min_x = extents.min_x + 1
|
||
|
elseif dir == 3 then -- z-
|
||
|
filter = "z"
|
||
|
increment = 1
|
||
|
index = extents.min_z
|
||
|
target = extents.max_z
|
||
|
extents.max_z = extents.max_z - 1
|
||
|
extents.min_z = extents.min_z - 1
|
||
|
elseif dir == 4 then -- x-
|
||
|
filter = "x"
|
||
|
increment = 1
|
||
|
index = extents.min_x
|
||
|
target = extents.max_x
|
||
|
extents.max_x = extents.max_x - 1
|
||
|
extents.min_x = extents.min_x - 1
|
||
|
elseif dir == 5 then -- y-
|
||
|
filter = "y"
|
||
|
increment = 1
|
||
|
index = extents.min_y
|
||
|
target = extents.max_y
|
||
|
extents.max_y = extents.max_y - 1
|
||
|
extents.min_y = extents.min_y - 1
|
||
|
elseif dir == 6 then -- y+
|
||
|
filter = "y"
|
||
|
increment = -1
|
||
|
index = extents.max_y
|
||
|
target = extents.min_y
|
||
|
extents.max_y = extents.max_y + 1
|
||
|
extents.min_y = extents.min_y + 1
|
||
|
end
|
||
|
|
||
|
while index ~= target + increment do
|
||
|
for k, location in pairs(digtrons) do
|
||
|
if location[filter] == index then
|
||
|
local newpos = digtron.find_new_pos(location, facing)
|
||
|
digtron.move_node(location, newpos, player_name)
|
||
|
--By updating the digtron position table in-place we also update all the special node tables as well
|
||
|
digtrons[k].x= newpos.x
|
||
|
digtrons[k].y= newpos.y
|
||
|
digtrons[k].z= newpos.z
|
||
|
nodes_dug:set(newpos.x, newpos.y, newpos.z, false) -- we've moved a digtron node into this space, mark it so that we don't dig it.
|
||
|
end
|
||
|
end
|
||
|
index = index + increment
|
||
|
end
|
||
|
end
|