Super duper pipeworks deployer and node breaker updates.

node_breaker.lua

@@ -0,0 +1,111 @@
+if minetest.get_modpath("technic") then --technic installed
+	--register aliases in order to use technic's node breakers
+	minetest.register_alias("pipeworks:nodebreaker_off", "technic:nodebreaker_off")
+	minetest.register_alias("pipeworks:nodebreaker_on", "technic:nodebreaker_on")
+	return
+end
+
+--register aliases for when someone had technic installed, but then uninstalled it but not pipeworks
+minetest.register_alias("technic:nodebreaker_off", "pipeworks:nodebreaker_off")
+minetest.register_alias("technic:nodebreaker_on", "pipeworks:nodebreaker_on")
+
+minetest.register_craft({
+	output = 'pipeworks:nodebreaker_off 1',
+	recipe = {
+		{'default:wood', 'default:pick_mese','default:wood'},
+		{'default:stone', 'mesecons:piston','default:stone'},
+		{'default:stone', 'mesecons:mesecon','default:stone'},
+
+	}
+})
+
+function hacky_swap_node(pos,name)
+	local node=minetest.env:get_node(pos)
+	local meta=minetest.env:get_meta(pos)
+	local meta0=meta:to_table()
+	node.name=name
+	minetest.env:add_node(pos, node)
+	local meta=minetest.env:get_meta(pos)
+	meta:from_table(meta0)
+end
+
+node_breaker_on = function(pos, node)
+	if node.name == "pipeworks:nodebreaker_off" then
+		hacky_swap_node(pos,"pipeworks:nodebreaker_on")
+		break_node (pos,node.param2)
+		nodeupdate(pos)
+	end
+end
+
+node_breaker_off = function(pos, node)
+	if node.name == "pipeworks:nodebreaker_on" then
+		hacky_swap_node(pos,"pipeworks:nodebreaker_off")
+		nodeupdate(pos)
+	end
+end
+
+function break_node (pos, n_param)
+	local pos1 = {x=pos.x, y=pos.y, z=pos.z}
+	local pos2 = {x=pos.x, y=pos.y, z=pos.z}
+
+	--param2 3=x+ 1=x- 2=z+ 0=z-
+	local x_velocity, z_velocity = 0, 0
+	if n_param == 3 then
+		pos2.x = pos2.x + 1
+		pos1.x = pos1.x - 1
+		x_velocity = -1
+	elseif n_param == 2 then
+		pos2.z = pos2.z + 1
+		pos1.z = pos1.z - 1
+		z_velocity = -1
+	elseif n_param == 1 then
+		pos2.x = pos2.x - 1
+		pos1.x = pos1.x + 1
+		x_velocity = 1
+	elseif n_param == 0 then
+		pos2.z = pos2.z - 1
+		pos1.x = pos1.z + 1
+		z_velocity = 1
+	end
+
+	local node = minetest.env:get_node(pos2)
+	if node.name == "air" or name == "ignore" then
+		return nil
+	elseif minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].liquidtype ~= "none" then
+		return nil
+	end
+	local drops = minetest.get_node_drops(node.name, "default:pick_mese")
+	for _, dropped_item in ipairs(drops) do
+		local item1 = tube_item({x=pos.x, y=pos.y, z=pos.z}, dropped_item)
+		item1:get_luaentity().start_pos = {x=pos.x, y=pos.y, z=pos.z}
+		item1:setvelocity({x=x_velocity, y=0, z=z_velocity})
+		item1:setacceleration({x=0, y=0, z=0})
+	end
+	minetest.env:remove_node(pos2)
+end
+
+minetest.register_node("pipeworks:nodebreaker_off", {
+	description = "Node Breaker",
+	tile_images = {"pipeworks_nodebreaker_top_off.png","pipeworks_nodebreaker_bottom_off.png","pipeworks_nodebreaker_side2_off.png","pipeworks_nodebreaker_side1_off.png",
+			"pipeworks_nodebreaker_back.png","pipeworks_nodebreaker_front_off.png"},
+	is_ground_content = true,
+	paramtype2 = "facedir",
+	groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2, mesecon = 2,tubedevice=1},
+	mesecons= {effector={action_on=node_breaker_on, action_off=node_breaker_off}},
+	sounds = default.node_sound_stone_defaults(),
+	on_construct = function(pos)
+	local meta = minetest.env:get_meta(pos)
+	end,
+	
+})
+
+minetest.register_node("pipeworks:nodebreaker_on", {
+	description = "Node Breaker",
+	tile_images = {"pipeworks_nodebreaker_top_on.png","pipeworks_nodebreaker_bottom_on.png","pipeworks_nodebreaker_side2_on.png","pipeworks_nodebreaker_side1_on.png",
+			"pipeworks_nodebreaker_back.png","pipeworks_nodebreaker_front_on.png"},
+	mesecons= {effector={action_on=node_breaker_on, action_off=node_breaker_off}},
+	is_ground_content = true,
+	paramtype2 = "facedir",
+	groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2, mesecon = 2,tubedevice=1,not_in_creative_inventory=1},
+	sounds = default.node_sound_stone_defaults(),
+})