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-rw-r--r--mesecons_pistons/init.lua112
1 files changed, 60 insertions, 52 deletions
diff --git a/mesecons_pistons/init.lua b/mesecons_pistons/init.lua
index 8436a0d..c1a640d 100644
--- a/mesecons_pistons/init.lua
+++ b/mesecons_pistons/init.lua
@@ -1,9 +1,9 @@
--PISTONS
---registration normal one:
+
minetest.register_node("mesecons_pistons:piston_normal", {
description = "Piston",
tiles = {"jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_side.png"},
- groups = {cracky=3, mesecon = 2},
+ groups = {cracky=3, mesecon=2},
paramtype2 = "facedir",
after_destruct = function(pos, oldnode)
local dir = mesecon:piston_get_direction(oldnode)
@@ -18,17 +18,20 @@ minetest.register_node("mesecons_pistons:piston_normal", {
end
end,
on_timer = function(pos, elapsed)
- mesecon:piston_push(pos, minetest.env:get_node(pos))
+ if mesecon:is_powered(pos) then
+ mesecon:piston_push(pos)
+ else
+ mesecon:piston_pull(pos)
+ end
return false
end,
})
mesecon:register_effector("mesecons_pistons:piston_normal", "mesecons_pistons:piston_normal")
---registration sticky one:
minetest.register_node("mesecons_pistons:piston_sticky", {
description = "Sticky Piston",
tiles = {"jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_sticky_side.png"},
- groups = {cracky=3, mesecon = 2},
+ groups = {cracky=3, mesecon=2},
paramtype2 = "facedir",
after_destruct = function(pos, oldnode)
local dir = mesecon:piston_get_direction(oldnode)
@@ -43,7 +46,11 @@ minetest.register_node("mesecons_pistons:piston_sticky", {
end
end,
on_timer = function(pos, elapsed)
- mesecon:piston_push(pos, minetest.env:get_node(pos))
+ if mesecon:is_powered(pos) then
+ mesecon:piston_push(pos)
+ else
+ mesecon:piston_pull(pos)
+ end
return false
end,
})
@@ -120,54 +127,22 @@ minetest.register_node("mesecons_pistons:piston_pusher_sticky", {
mesecon:register_mvps_stopper("mesecons_pistons:piston_pusher_normal")
mesecon:register_mvps_stopper("mesecons_pistons:piston_pusher_sticky")
--- Push action
-mesecon:register_on_signal_on(function(pos, node)
+local update = function(pos, node)
if node.name ~= "mesecons_pistons:piston_normal" and node.name ~= "mesecons_pistons:piston_sticky" then
return
end
local timer = minetest.env:get_node_timer(pos)
- timer:set(1.0, 0)
-end)
-
---Pull action
-mesecon:register_on_signal_off(function(pos, node)
- if node.name ~= "mesecons_pistons:piston_normal" and node.name ~= "mesecons_pistons:piston_sticky" then
- return
- end
-
- local dir = mesecon:piston_get_direction(node)
- pos.x, pos.y, pos.z = pos.x + dir.x, pos.y + dir.y, pos.z + dir.z --move to the node to be replaced
-
- --ensure piston is extended
- local checknode = minetest.env:get_node(pos)
- if checknode.name ~= "mesecons_pistons:piston_pusher_normal" and checknode.name ~= "mesecons_pistons:piston_pusher_sticky" then
- return
- end
- if checknode.param2 ~= node.param2 then --pusher is not facing the same direction as the piston
- return --piston is not extended
- end
-
- --retract piston
- minetest.env:remove_node(pos) --remove pusher
- if node.name == "mesecons_pistons:piston_sticky" then --retract block
- local checkpos = {x=pos.x + dir.x, y=pos.y + dir.y, z=pos.z + dir.z} --move to the node to be retracted
- checknode = minetest.env:get_node(checkpos)
- if checknode.name ~= "air"
- and checknode.name ~= "ignore"
- and minetest.registered_nodes[checknode.name].liquidtype == "none"
- and not mesecon:is_mvps_stopper(checknode.name) then
- minetest.env:set_node(pos, checknode)
- minetest.env:remove_node(checkpos)
- mesecon:updatenode(checkpos)
- end
- end
- nodeupdate(pos)
-end)
+ timer:stop()
+ timer:set(0.1, 0)
+end
+mesecon:register_on_signal_on(update) --push action
+mesecon:register_on_signal_off(update) --pull action
-function mesecon:piston_push(pos, node)
+function mesecon:piston_push(pos)
+ local node = minetest.env:get_node(pos)
local dir = mesecon:piston_get_direction(node)
- pos.x, pos.y, pos.z = pos.x + dir.x, pos.y + dir.y, pos.z + dir.z --move to first node being pushed
+ pos = {x=pos.x + dir.x, y=pos.y + dir.y, z=pos.z + dir.z} --move to first node being pushed
--determine the number of nodes that need to be pushed
local count = 0
@@ -197,10 +172,9 @@ function mesecon:piston_push(pos, node)
end
local checknode = minetest.env:get_node(pos)
- minetest.env:remove_node(pos) --remove the first node
- mesecon:updatenode(pos)
--add pusher
+ minetest.env:dig_node(pos) --remove the first node
if node.name == "mesecons_pistons:piston_normal" then
minetest.env:add_node(pos, {name="mesecons_pistons:piston_pusher_normal", param2=node.param2})
else
@@ -211,15 +185,49 @@ function mesecon:piston_push(pos, node)
for i = 1, count do
pos.x, pos.y, pos.z = pos.x + dir.x, pos.y + dir.y, pos.z + dir.z --move to the next node
+ --check for conductor
+ if mesecon:is_conductor_on(checknode.name) then
+ checknode.name = mesecon:get_conductor_off(checknode.name)
+ end
+
--move the node forward
local nextnode = minetest.env:get_node(pos)
- --minetest.env:dig_node(pos)
- minetest.env:set_node(pos, checknode)
- mesecon:updatenode(pos)
+ minetest.env:place_node(pos, checknode)
checknode = nextnode
end
end
+function mesecon:piston_pull(pos)
+ local node = minetest.env:get_node(pos)
+ local dir = mesecon:piston_get_direction(node)
+ pos = {x=pos.x + dir.x, y=pos.y + dir.y, z=pos.z + dir.z} --move to first node being replaced
+
+ --ensure piston is extended
+ local checknode = minetest.env:get_node(pos)
+ if checknode.name ~= "mesecons_pistons:piston_pusher_normal" and checknode.name ~= "mesecons_pistons:piston_pusher_sticky" then
+ return
+ end
+ if checknode.param2 ~= node.param2 then --pusher is not facing the same direction as the piston
+ return --piston is not extended
+ end
+
+ --retract piston
+ minetest.env:remove_node(pos) --remove pusher
+ if node.name == "mesecons_pistons:piston_sticky" then --retract block
+ local checkpos = {x=pos.x + dir.x, y=pos.y + dir.y, z=pos.z + dir.z} --move to the node to be retracted
+ checknode = minetest.env:get_node(checkpos)
+ if checknode.name ~= "air"
+ and checknode.name ~= "ignore"
+ and minetest.registered_nodes[checknode.name].liquidtype == "none"
+ and not mesecon:is_mvps_stopper(checknode.name) then
+ minetest.env:place_node(pos, checknode)
+ minetest.env:dig_node(checkpos)
+ mesecon:updatenode(checkpos)
+ end
+ end
+ nodeupdate(pos)
+end
+
-- get piston direction
function mesecon:piston_get_direction(node)
if node.param2 == 3 then