forked from VoxeLibre/VoxeLibre
206 lines
7.4 KiB
Lua
206 lines
7.4 KiB
Lua
-- Register stoppers for pistons
|
|
mesecon.mvps_stoppers={}
|
|
|
|
-- Register nodes which drop as item when pushed or pulled
|
|
mesecon.mvps_droppers={}
|
|
|
|
function mesecon:is_mvps_stopper(node, pushdir, stack, stackid)
|
|
local get_stopper = mesecon.mvps_stoppers[node.name]
|
|
if type (get_stopper) == "function" then
|
|
get_stopper = get_stopper(node, pushdir, stack, stackid)
|
|
end
|
|
return get_stopper
|
|
end
|
|
|
|
function mesecon:register_mvps_stopper(nodename, get_stopper)
|
|
if get_stopper == nil then
|
|
get_stopper = true
|
|
end
|
|
mesecon.mvps_stoppers[nodename] = get_stopper
|
|
end
|
|
|
|
function mesecon:is_mvps_dropper(node, pushdir, stack, stackid)
|
|
local get_dropper = mesecon.mvps_droppers[node.name]
|
|
if type (get_dropper) == "function" then
|
|
get_dropper = get_dropper(node, pushdir, stack, stackid)
|
|
end
|
|
if not get_dropper then
|
|
get_dropper = minetest.get_item_group(node.name, "dig_by_piston") == 1
|
|
end
|
|
return get_dropper
|
|
end
|
|
|
|
function mesecon:register_mvps_dropper(nodename, get_dropper)
|
|
if get_dropper == nil then
|
|
get_dropper = true
|
|
end
|
|
mesecon.mvps_droppers[nodename] = get_dropper
|
|
end
|
|
|
|
function mesecon:mvps_process_stack(stack)
|
|
-- update mesecons for placed nodes ( has to be done after all nodes have been added )
|
|
for _, n in ipairs(stack) do
|
|
core.check_for_falling(n.pos)
|
|
mesecon.on_placenode(n.pos, minetest.get_node(n.pos))
|
|
mesecon:update_autoconnect(n.pos)
|
|
end
|
|
end
|
|
|
|
function mesecon:mvps_push(pos, dir, maximum) -- pos: pos of mvps; dir: direction of push; maximum: maximum nodes to be pushed
|
|
np = {x = pos.x, y = pos.y, z = pos.z}
|
|
|
|
-- determine the number of nodes to be pushed
|
|
local nodes = {}
|
|
while true do
|
|
nn = minetest.get_node_or_nil(np)
|
|
if not nn or #nodes > maximum then
|
|
-- don't push at all, something is in the way (unloaded map or too many nodes)
|
|
return
|
|
end
|
|
|
|
if nn.name == "air"
|
|
or minetest.registered_nodes[nn.name].liquidtype ~= "none" then --is liquid
|
|
break
|
|
end
|
|
|
|
table.insert (nodes, {node = nn, pos = np})
|
|
|
|
np = mesecon:addPosRule(np, dir)
|
|
end
|
|
|
|
-- determine if one of the nodes blocks the push
|
|
for id, n in ipairs(nodes) do
|
|
if mesecon:is_mvps_stopper(n.node, dir, nodes, id) then
|
|
return
|
|
end
|
|
end
|
|
|
|
local first_dropper = nil
|
|
-- remove all nodes
|
|
for id, n in ipairs(nodes) do
|
|
n.meta = minetest.get_meta(n.pos):to_table()
|
|
local is_dropper = mesecon:is_mvps_dropper(n.node, dir, nodes, id)
|
|
if is_dropper then
|
|
local drops = minetest.get_node_drops(n.node.name, "")
|
|
local droppos = vector.add(n.pos, dir)
|
|
minetest.handle_node_drops(droppos, drops, nil)
|
|
end
|
|
minetest.remove_node(n.pos)
|
|
if is_dropper then
|
|
first_dropper = id
|
|
break
|
|
end
|
|
end
|
|
|
|
-- update mesecons for removed nodes ( has to be done after all nodes have been removed )
|
|
for id, n in ipairs(nodes) do
|
|
if first_dropper and id >= first_dropper then
|
|
break
|
|
end
|
|
mesecon.on_dignode(n.pos, n.node)
|
|
mesecon:update_autoconnect(n.pos)
|
|
end
|
|
|
|
-- add nodes
|
|
for id, n in ipairs(nodes) do
|
|
if first_dropper and id >= first_dropper then
|
|
break
|
|
end
|
|
np = mesecon:addPosRule(n.pos, dir)
|
|
minetest.add_node(np, n.node)
|
|
minetest.get_meta(np):from_table(n.meta)
|
|
end
|
|
|
|
for i in ipairs(nodes) do
|
|
if first_dropper and i >= first_dropper then
|
|
break
|
|
end
|
|
nodes[i].pos = mesecon:addPosRule(nodes[i].pos, dir)
|
|
end
|
|
|
|
return true, nodes
|
|
end
|
|
|
|
function mesecon:mvps_pull_single(pos, dir) -- pos: pos of mvps; direction: direction of pull (matches push direction for sticky pistons)
|
|
np = mesecon:addPosRule(pos, dir)
|
|
nn = minetest.get_node(np)
|
|
|
|
if minetest.registered_nodes[nn.name].liquidtype == "none"
|
|
and not mesecon:is_mvps_stopper(nn, {x = -dir.x, y = -dir.y, z = -dir.z}, {{pos = np, node = nn}}, 1)
|
|
and not mesecon:is_mvps_dropper(nn, {x = -dir.x, y = -dir.y, z = -dir.z}, {{pos = np, node = nn}}, 1) then
|
|
local meta = minetest.get_meta(np):to_table()
|
|
minetest.remove_node(np)
|
|
minetest.add_node(pos, nn)
|
|
minetest.get_meta(pos):from_table(meta)
|
|
|
|
core.check_for_falling(np)
|
|
core.check_for_falling(pos)
|
|
mesecon.on_dignode(np, nn)
|
|
mesecon:update_autoconnect(np)
|
|
end
|
|
return {{pos = np, node = {param2 = 0, name = "air"}}, {pos = pos, node = nn}}
|
|
end
|
|
|
|
function mesecon:mvps_pull_all(pos, direction) -- pos: pos of mvps; direction: direction of pull
|
|
local lpos = {x=pos.x-direction.x, y=pos.y-direction.y, z=pos.z-direction.z} -- 1 away
|
|
local lnode = minetest.get_node(lpos)
|
|
local lpos2 = {x=pos.x-direction.x*2, y=pos.y-direction.y*2, z=pos.z-direction.z*2} -- 2 away
|
|
local lnode2 = minetest.get_node(lpos2)
|
|
|
|
if lnode.name ~= "ignore" and lnode.name ~= "air" and minetest.registered_nodes[lnode.name].liquidtype == "none" then return end
|
|
if lnode2.name == "ignore" or lnode2.name == "air" or not(minetest.registered_nodes[lnode2.name].liquidtype == "none") then return end
|
|
|
|
local oldpos = {x=lpos2.x+direction.x, y=lpos2.y+direction.y, z=lpos2.z+direction.z}
|
|
repeat
|
|
lnode2 = minetest.get_node(lpos2)
|
|
minetest.add_node(oldpos, {name=lnode2.name})
|
|
core.check_for_falling(oldpos)
|
|
oldpos = {x=lpos2.x, y=lpos2.y, z=lpos2.z}
|
|
lpos2.x = lpos2.x-direction.x
|
|
lpos2.y = lpos2.y-direction.y
|
|
lpos2.z = lpos2.z-direction.z
|
|
lnode = minetest.get_node(lpos2)
|
|
until lnode.name=="air" or lnode.name=="ignore" or not(minetest.registered_nodes[lnode2.name].liquidtype == "none")
|
|
minetest.remove_node(oldpos)
|
|
end
|
|
|
|
mesecon:register_mvps_stopper("mcl_core:obsidian")
|
|
mesecon:register_mvps_stopper("mcl_core:bedrock")
|
|
mesecon:register_mvps_stopper("mcl_core:barrier")
|
|
mesecon:register_mvps_stopper("mcl_core:void")
|
|
mesecon:register_mvps_stopper("mcl_chests:chest")
|
|
mesecon:register_mvps_stopper("mcl_chests:chest_left")
|
|
mesecon:register_mvps_stopper("mcl_chests:chest_right")
|
|
mesecon:register_mvps_stopper("mcl_chests:trapped_chest")
|
|
mesecon:register_mvps_stopper("mcl_chests:trapped_chest_left")
|
|
mesecon:register_mvps_stopper("mcl_chests:trapped_chest_right")
|
|
mesecon:register_mvps_stopper("mcl_chests:trapped_chest_on")
|
|
mesecon:register_mvps_stopper("mcl_chests:trapped_chest_on_left")
|
|
mesecon:register_mvps_stopper("mcl_chests:trapped_chest_on_right")
|
|
mesecon:register_mvps_stopper("mcl_chests:ender_chest")
|
|
mesecon:register_mvps_stopper("mcl_furnaces:furnace")
|
|
mesecon:register_mvps_stopper("mcl_furnaces:furnace_active")
|
|
mesecon:register_mvps_stopper("mcl_hoppers:hopper")
|
|
mesecon:register_mvps_stopper("mcl_hoppers:hopper_side")
|
|
mesecon:register_mvps_stopper("mcl_droppers:dropper")
|
|
mesecon:register_mvps_stopper("mcl_droppers:dropper_up")
|
|
mesecon:register_mvps_stopper("mcl_droppers:dropper_down")
|
|
mesecon:register_mvps_stopper("mcl_dispensers:dispenser")
|
|
mesecon:register_mvps_stopper("mcl_dispensers:dispenser_up")
|
|
mesecon:register_mvps_stopper("mcl_dispensers:dispenser_down")
|
|
mesecon:register_mvps_stopper("mcl_anvils:anvil")
|
|
mesecon:register_mvps_stopper("mcl_anvils:anvil_damage_1")
|
|
mesecon:register_mvps_stopper("mcl_anvils:anvil_damage_2")
|
|
mesecon:register_mvps_stopper("mcl_jukebox:jukebox")
|
|
mesecon:register_mvps_stopper("mcl_mobspawners:spawner")
|
|
mesecon:register_mvps_stopper("mcl_signs:standing_sign")
|
|
mesecon:register_mvps_stopper("mcl_signs:wall_sign")
|
|
mesecon:register_mvps_stopper("mesecons_commandblock:commandblock_off")
|
|
mesecon:register_mvps_stopper("mesecons_commandblock:commandblock_on")
|
|
mesecon:register_mvps_stopper("mesecons_solarpanel:solar_panel_off")
|
|
mesecon:register_mvps_stopper("mesecons_solarpanel:solar_panel_on")
|
|
mesecon:register_mvps_stopper("mesecons_solarpanel:solar_panel_inverted_off")
|
|
mesecon:register_mvps_stopper("mesecons_solarpanel:solar_panel_inverted_on")
|
|
mesecon:register_mvps_stopper("mesecons_noteblock:noteblock")
|
|
mesecon:register_mvps_stopper("3d_armor_stand:armor_stand")
|