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-rw-r--r--node_breaker.lua100
1 files changed, 100 insertions, 0 deletions
diff --git a/node_breaker.lua b/node_breaker.lua
new file mode 100644
index 0000000..3af1902
--- /dev/null
+++ b/node_breaker.lua
@@ -0,0 +1,100 @@
+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
+
+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(),
+})
+
+function break_node (pos,n_param)
+ local pos1={}
+ local pos2={}
+ pos1.x=pos.x
+ pos1.y=pos.y
+ pos1.z=pos.z
+ pos2.x=pos.x
+ pos2.y=pos.y
+ pos2.z=pos.z
+
+ --param2 3=x+ 1=x- 2=z+ 0=z-
+ local x_velocity=0
+ local z_velocity=0
+
+ if n_param==3 then pos2.x=pos2.x+1 pos1.x=pos1.x-1 x_velocity=-1 end
+ if n_param==2 then pos2.z=pos2.z+1 pos1.z=pos1.z-1 z_velocity=-1 end
+ if n_param==1 then pos2.x=pos2.x-1 pos1.x=pos1.x+1 x_velocity=1 end
+ if 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" then return nil end
+ if node.name == "default:lava_source" then return nil end
+ if node.name == "default:lava_flowing" then return nil end
+ if node.name == "default:water_source" then minetest.env:remove_node(pos2) return nil end
+ if node.name == "default:water_flowing" then minetest.env:remove_node(pos2) return nil end
+ if node.name == "ignore" then minetest.env:remove_node(pos2) return nil end
+ local drops = minetest.get_node_drops(node.name, "default:pick_mese")
+ local _, dropped_item
+ 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
+