Re-write pistons from scratch, propably fixes a lot of bugs and doesn't

cause too many new ones.

2 files changed, 0 insertions, 462 deletions

diff --git a/.mesecons_pistons/depends.txt b/.mesecons_pistons/depends.txt
deleted file mode 100644
index a596cf8..0000000
--- a/.mesecons_pistons/depends.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-mesecons
-mesecons_materials
-mesecons_mvps
diff --git a/.mesecons_pistons/init.lua b/.mesecons_pistons/init.lua
deleted file mode 100644
index 0a3838d..0000000
--- a/.mesecons_pistons/init.lua
+++ /dev/null
@@ -1,459 +0,0 @@
---PISTONS
-
--- Get mesecon rules of pistons
-piston_rules =
-{{x=0,  y=0,  z=1}, --everything apart from z- (pusher side)
- {x=1,  y=0,  z=0},
- {x=-1, y=0,  z=0},
- {x=1,  y=1,  z=0},
- {x=1,  y=-1, z=0},
- {x=-1, y=1,  z=0},
- {x=-1, y=-1, z=0},
- {x=0,  y=1,  z=1},
- {x=0,  y=-1, z=1}}
-
-local piston_get_rules = function (node)
-	local rules = piston_rules
-	for i = 1, node.param2 do
-		rules = mesecon:rotate_rules_left(rules)
-	end
-	return rules
-end
-
---starts the timer to make the piston update to its new state
-local update = function(pos, node)
-	local timer = minetest.env:get_node_timer(pos)
-	timer:stop()
-	timer:start(0)
-end
-
---on_destruct callback, removes the piston pusher if it is present
-local destruct = function(pos, oldnode)
-	local dir = mesecon:piston_get_direction(oldnode)
-	pos.x, pos.y, pos.z = pos.x + dir.x, pos.y + dir.y, pos.z + dir.z --move to first node to check
-
-	--ensure piston is extended
-	local checknode = minetest.env:get_node(pos)
-	if checknode.name == "mesecons_pistons:piston_pusher_normal"
-	or checknode.name == "mesecons_pistons:piston_pusher_sticky" then
-		if checknode.param2 == oldnode.param2 then --pusher is facing the same direction as the piston
-			minetest.env:remove_node(pos) --remove the pusher
-		end
-	elseif oldnode.name == "mesecons_pistons:piston_up_normal" or oldnode.name == "mesecons_pistons:piston_up_sticky" then
-		if checknode.name == "mesecons_pistons:piston_up_pusher_normal" or checknode.name == "mesecons_pistons:piston_up_pusher_sticky" then
-			minetest.env:remove_node(pos) --remove the pusher
-		end
-	elseif oldnode.name == "mesecons_pistons:piston_down_normal" or oldnode.name == "mesecons_pistons:piston_down_sticky" then
-		if checknode.name == "mesecons_pistons:piston_down_pusher_normal" or checknode.name == "mesecons_pistons:piston_down_pusher_sticky" then
-			minetest.env:remove_node(pos) --remove the pusher
-		end
-	end
-end
-
---node timer callback, pushes/pulls the piston depending on whether it is powered
-local timer = function(pos, elapsed)
-	if mesecon:is_powered(pos) then
-		mesecon:piston_push(pos)
-	else
-		mesecon:piston_pull(pos)
-	end
-	return false
-end
-
---piston push action
-function mesecon:piston_push(pos)
-	local node = minetest.env:get_node(pos)
-	local dir = mesecon:piston_get_direction(node)
-	pos = mesecon:addPosRule(pos, dir) --move to first node being pushed
-
-	--determine the number of nodes that need to be pushed
-	local count = 0
-	local checkpos = {x=pos.x, y=pos.y, z=pos.z} --first node being pushed
-
-	while true do
-		local checknode = minetest.env:get_node(checkpos)
-
-		--check for collision with stopper or bounds
-		if mesecon:is_mvps_stopper(checknode.name) or checknode.name == "ignore" then
-			return
-		end
-
-		--check for column end
-		if checknode.name == "air"
-		or not(minetest.registered_nodes[checknode.name].liquidtype == "none") then
-			break
-		end
-
-		--limit piston pushing capacity
-		count = count + 1
-		if count > 15 then
-			return
-		end
-
-		checkpos = mesecon:addPosRule(checkpos, dir)
-	end
-
-	local thisnode = minetest.env:get_node(pos)
-	minetest.env:remove_node(pos)
-		mesecon.on_dignode(pos, thisnode)
-	local nextnode
-
-	--add pusher
-	if node.name == "mesecons_pistons:piston_normal" then
-		minetest.env:add_node(pos, {name="mesecons_pistons:piston_pusher_normal", param2=node.param2})
-	elseif node.name == "mesecons_pistons:piston_sticky" then
-		minetest.env:add_node(pos, {name="mesecons_pistons:piston_pusher_sticky", param2=node.param2})
-	elseif node.name == "mesecons_pistons:piston_up_normal" then
-		minetest.env:add_node(pos, {name="mesecons_pistons:piston_up_pusher_normal"})
-	elseif node.name == "mesecons_pistons:piston_up_sticky" then
-		minetest.env:add_node(pos, {name="mesecons_pistons:piston_up_pusher_sticky"})
-	elseif node.name == "mesecons_pistons:piston_down_normal" then
-		minetest.env:add_node(pos, {name="mesecons_pistons:piston_down_pusher_normal"})
-	elseif node.name == "mesecons_pistons:piston_down_sticky" then
-		minetest.env:add_node(pos, {name="mesecons_pistons:piston_down_pusher_sticky"})
-	end
-
-	--move nodes forward
-	for i = 1, count do
-		pos = mesecon:addPosRule(pos, dir)  --move to the next node
-
-		nextnode = minetest.env:get_node(pos)
-		minetest.env:remove_node(pos)
-			mesecon.on_dignode(pos, thisnode)
-		minetest.env:add_node(pos, thisnode)
-			mesecon.on_placenode(pos, thisnode)
-		thisnode = nextnode
-		nodeupdate(pos)
-	end
-end
-
---piston pull action
-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 node.name == "mesecons_pistons:piston_up_normal" or node.name == "mesecons_pistons:piston_up_sticky" then --up piston
-		if checknode.name ~= "mesecons_pistons:piston_up_pusher_normal" and checknode.name ~= "mesecons_pistons:piston_up_pusher_sticky" then
-			return --piston is not extended
-		end
-	elseif node.name == "mesecons_pistons:piston_down_normal" or node.name == "mesecons_pistons:piston_down_sticky" then --down piston
-		if checknode.name ~= "mesecons_pistons:piston_down_pusher_normal" and checknode.name ~= "mesecons_pistons:piston_down_pusher_sticky" then
-			return --piston is not extended
-		end
-	else --horizontal piston
-		if checknode.name ~= "mesecons_pistons:piston_pusher_normal" and checknode.name ~= "mesecons_pistons:piston_pusher_sticky" then
-			return --piston is not extended
-		end
-		if checknode.param2 ~= node.param2 then --pusher is not facing the same direction as the piston
-			return --piston is not extended
-		end
-	end
-
-	--retract piston
-	minetest.env:remove_node(pos) --remove pusher
-	if minetest.registered_nodes[node.name].is_sticky_piston then --retract block if piston is sticky
-		local retractpos  = mesecon:addPosRule(pos, dir)  --move to the node to be retracted
-		local retractnode = minetest.env:get_node(retractpos)
-		if  minetest.registered_nodes[retractnode.name].liquidtype == "none"
-		and not mesecon:is_mvps_stopper(retractnode.name) then
-			mesecon:move_node(retractpos, pos)
-			mesecon.on_dignode(retractpos, retractnode)
-			mesecon.on_placenode(pos, retractnode)
-			nodeupdate(pos)
-		end
-	end
-end
-
---push direction of a piston
-function mesecon:piston_get_direction(node)
-	if node.name == "mesecons_pistons:piston_up_normal" or node.name == "mesecons_pistons:piston_up_sticky" then
-		return {x=0, y=1, z=0}
-	elseif node.name == "mesecons_pistons:piston_down_normal" or node.name == "mesecons_pistons:piston_down_sticky" then
-		return {x=0, y=-1, z=0}
-	elseif node.param2 == 3 then
-		return {x=1, y=0, z=0}
-	elseif node.param2 == 2 then
-		return {x=0, y=0, z=1}
-	elseif node.param2 == 1 then
-		return {x=-1, y=0, z=0}
-	else --node.param2 == 0
-		return {x=0, y=0, z=-1}
-	end
-end
-
---horizontal pistons
-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},
-	paramtype2 = "facedir",
-	after_destruct = destruct,
-	on_timer = timer,
-	after_place_node = function(pos, placer)
-		if not placer then --not placed by player
-			return
-		end
-		local pitch = placer:get_look_pitch() * (180 / math.pi) --placer pitch in degrees
-		if pitch > 45 then --looking upwards
-			minetest.env:add_node(pos, {name="mesecons_pistons:piston_down_normal"})
-		elseif pitch < -45 then --looking downwards
-			minetest.env:add_node(pos, {name="mesecons_pistons:piston_up_normal"})
-		end
-	end,
-	mesecons = {effector={
-		action_change = update,
-		rules = piston_get_rules
-	}}
-})
-
-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},
-	paramtype2 = "facedir",
-	after_destruct = destruct,
-	on_timer = timer,
-	is_sticky_piston = true,
-	after_place_node = function(pos, placer)
-		if not placer then --not placed by player
-			return
-		end
-		local pitch = placer:get_look_pitch() * (180 / math.pi) --placer pitch in degrees
-		if pitch > 45 then --looking upwards
-			minetest.env:add_node(pos, {name="mesecons_pistons:piston_down_sticky"})
-		elseif pitch < -45 then --looking downwards
-			minetest.env:add_node(pos, {name="mesecons_pistons:piston_up_sticky"})
-		end
-	end,
-	mesecons = {effector={
-		action_change = update,
-		rules = piston_get_rules
-	}}
-})
-
-minetest.register_node("mesecons_pistons:piston_pusher_normal", {
-	drawtype = "nodebox",
-	tiles = {"jeija_piston_pusher_normal.png"},
-	paramtype = "light",
-	paramtype2 = "facedir",
-	diggable = false,
-	selection_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.2, -0.3, 0.2, 0.2, 0.5},
-			{-0.5, -0.5, -0.5, 0.5, 0.5, -0.3},
-		},
-	},
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.2, -0.3, 0.2, 0.2, 0.5},
-			{-0.5, -0.5, -0.5, 0.5, 0.5, -0.3},
-		},
-	},
-})
-
-minetest.register_node("mesecons_pistons:piston_pusher_sticky", {
-	drawtype = "nodebox",
-	tiles = {
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_sticky.png"
-		},
-	paramtype = "light",
-	paramtype2 = "facedir",
-	diggable = false,
-	selection_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.2, -0.3, 0.2, 0.2, 0.5},
-			{-0.5, -0.5, -0.5, 0.5, 0.5, -0.3},
-		},
-	},
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.2, -0.3, 0.2, 0.2, 0.5},
-			{-0.5, -0.5, -0.5, 0.5, 0.5, -0.3},
-		},
-	},
-})
-
-mesecon:register_mvps_stopper("mesecons_pistons:piston_pusher_normal")
-mesecon:register_mvps_stopper("mesecons_pistons:piston_pusher_sticky")
-
--- up pistons
-minetest.register_node("mesecons_pistons:piston_up_normal", {
-	tiles = {"jeija_piston_side.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png"},
-	groups = {cracky=3, mesecon=2},
-	after_destruct = destruct,
-	on_timer = timer,
-	mesecons = {effector={
-		action_change = update
-	}},
-	drop = "mesecons_pistons:piston_normal",
-})
-
-minetest.register_node("mesecons_pistons:piston_up_sticky", {
-	tiles = {"jeija_piston_sticky_side.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png"},
-	groups = {cracky=3, mesecon=2},
-	after_destruct = destruct,
-	on_timer = timer,
-	is_sticky_piston = true,
-	mesecons = {effector={
-		action_change = update
-	}},
-	drop = "mesecons_pistons:piston_sticky",
-})
-
-minetest.register_node("mesecons_pistons:piston_up_pusher_normal", {
-	drawtype = "nodebox",
-	tiles = {"jeija_piston_pusher_normal.png"},
-	paramtype = "light",
-	diggable = false,
-	selection_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.5, -0.2, 0.2, 0.3, 0.2},
-			{-0.5, 0.3, -0.5, 0.5, 0.5, 0.5},
-		},
-	},
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.5, -0.2, 0.2, 0.3, 0.2},
-			{-0.5, 0.3, -0.5, 0.5, 0.5, 0.5},
-		},
-	},
-})
-
-minetest.register_node("mesecons_pistons:piston_up_pusher_sticky", {
-	drawtype = "nodebox",
-	tiles = {
-		"jeija_piston_pusher_sticky.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png"
-		},
-	paramtype = "light",
-	diggable = false,
-	selection_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.5, -0.2, 0.2, 0.3, 0.2},
-			{-0.5, 0.3, -0.5, 0.5, 0.5, 0.5},
-		},
-	},
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.5, -0.2, 0.2, 0.3, 0.2},
-			{-0.5, 0.3, -0.5, 0.5, 0.5, 0.5},
-		},
-	},
-})
-
-mesecon:register_mvps_stopper("mesecons_pistons:piston_up_pusher_normal")
-mesecon:register_mvps_stopper("mesecons_pistons:piston_up_pusher_sticky")
-
---down pistons
-minetest.register_node("mesecons_pistons:piston_down_normal", {
-	tiles = {"jeija_piston_tb.png", "jeija_piston_side.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png"},
-	groups = {cracky=3, mesecon=2},
-	after_destruct = destruct,
-	on_timer = timer,
-	mesecons = {effector={
-		action_change = update
-	}},
-	drop = "mesecons_pistons:piston_normal",
-})
-
-minetest.register_node("mesecons_pistons:piston_down_sticky", {
-	tiles = {"jeija_piston_tb.png", "jeija_piston_sticky_side.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png"},
-	groups = {cracky=3, mesecon=2},
-	after_destruct = destruct,
-	on_timer = timer,
-	is_sticky_piston = true,
-	mesecons = {effector={
-		action_change = update
-	}},
-	drop = "mesecons_pistons:piston_sticky",
-})
-
-minetest.register_node("mesecons_pistons:piston_down_pusher_normal", {
-	drawtype = "nodebox",
-	tiles = {"jeija_piston_pusher_normal.png"},
-	paramtype = "light",
-	diggable = false,
-	selection_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.3, -0.2, 0.2, 0.5, 0.2},
-			{-0.5, -0.5, -0.5, 0.5, -0.3, 0.5},
-		},
-	},
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.3, -0.2, 0.2, 0.5, 0.2},
-			{-0.5, -0.5, -0.5, 0.5, -0.3, 0.5},
-		},
-	},
-})
-
-minetest.register_node("mesecons_pistons:piston_down_pusher_sticky", {
-	drawtype = "nodebox",
-	tiles = {
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_sticky.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png",
-		"jeija_piston_pusher_normal.png"
-		},
-	paramtype = "light",
-	diggable = false,
-	selection_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.3, -0.2, 0.2, 0.5, 0.2},
-			{-0.5, -0.5, -0.5, 0.5, -0.3, 0.5},
-		},
-	},
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{-0.2, -0.3, -0.2, 0.2, 0.5, 0.2},
-			{-0.5, -0.5, -0.5, 0.5, -0.3, 0.5},
-		},
-	},
-})
-
-mesecon:register_mvps_stopper("mesecons_pistons:piston_down_pusher_normal")
-mesecon:register_mvps_stopper("mesecons_pistons:piston_down_pusher_sticky")
-
---craft recipes
-minetest.register_craft({
-	output = '"mesecons_pistons:piston_normal" 2',
-	recipe = {
-		{"default:wood", "default:wood", "default:wood"},
-		{"default:cobble", "default:steel_ingot", "default:cobble"},
-		{"default:cobble", "group:mesecon_conductor_craftable", "default:cobble"},
-	}
-})
-
-minetest.register_craft({
-	output = "mesecons_pistons:piston_sticky",
-	recipe = {
-		{"mesecons_materials:glue"},
-		{"mesecons_pistons:piston_normal"},
-	}
-})