Add extractor.

m97

2013-07-04 ce5dfa311ebc1347e11721c21a83b808a5bbccbd

Add extractor.

Add extractor for make more rubber from latex. Moved make dyes from
grinder to extractor.

 technic/extractor.lua

New file
@@ -0,0 +1,212 @@
technic.extractor_recipes ={}

technic.register_extractor_recipe = function(src, dst)
                   technic.extractor_recipes[src] = dst
                   if unified_inventory then
                      unified_inventory.register_craft(
                     {
                        type = "extracting",
                        output = dst,
                        items = {src},
                        width = 0,
                     })
                   end
                end

-- Receive an ItemStack of result by an ItemStack input
technic.get_extractor_recipe = function(itemstack)
                local src_item  = itemstack:to_table()
                if src_item == nil then
                   return nil
                end
                local item_name = src_item["name"]
                if technic.extractor_recipes[item_name] then
                   return ItemStack(technic.extractor_recipes[item_name])
                else
                   return nil
                end
                 end



technic.register_extractor_recipe("technic:coal_dust","dye:black 2")
technic.register_extractor_recipe("default:cactus","dye:green 2")
technic.register_extractor_recipe("default:dry_shrub","dye:brown 2")
technic.register_extractor_recipe("flowers:geranium","dye:blue 2")
technic.register_extractor_recipe("flowers:dandelion_white","dye:white 2")
technic.register_extractor_recipe("flowers:dandelion_yellow","dye:yellow 2")
technic.register_extractor_recipe("flowers:tulip","dye:orange 2")
technic.register_extractor_recipe("flowers:rose","dye:red 2")
technic.register_extractor_recipe("flowers:viola","dye:violet 2")
technic.register_extractor_recipe("technic:raw_latex","technic:rubber 3")
technic.register_extractor_recipe("moretrees:rubber_tree_trunk_empty","technic:rubber 1")
technic.register_extractor_recipe("moretrees:rubber_tree_trunk","technic:rubber 1")

minetest.register_alias("extractor", "technic:extractor")
minetest.register_craft({
               output = 'technic:extractor',
               recipe = {
                  {'technic:treetap', 'technic:motor', 'technic:treetap'},
                  {'technic:treetap', 'technic:lv_cable', 'technic:treetap'},
                  {'','',''},
               }
            })

minetest.register_craftitem("technic:extractor", {
                   description = "Extractor",
                   stack_max = 99,
                })

local extractor_formspec =
   "invsize[8,9;]"..
   "label[0,0;Extractor]"..
   "list[current_name;src;3,1;1,1;]"..
   "list[current_name;dst;5,1;2,2;]"..
   "list[current_player;main;0,5;8,4;]"

minetest.register_node(
   "technic:extractor",
   {
      description = "Extractor",
      tiles = {"technic_lv_grinder_top.png", "technic_lv_grinder_bottom.png", "technic_lv_grinder_side.png",
           "technic_lv_grinder_side.png", "technic_lv_grinder_side.png", "technic_lv_grinder_front.png"},
      paramtype2 = "facedir",
      groups = {cracky=2},
      legacy_facedir_simple = true,
      sounds = default.node_sound_wood_defaults(),
      on_construct = function(pos)
            local meta = minetest.env:get_meta(pos)
            meta:set_string("infotext", "Extractor")
            meta:set_float("technic_power_machine", 1)
            meta:set_string("formspec", extractor_formspec)
            local inv = meta:get_inventory()
            inv:set_size("src", 1)
            inv:set_size("dst", 4)
             end,
      can_dig = function(pos,player)
           local meta = minetest.env:get_meta(pos);
           local inv = meta:get_inventory()
           if not inv:is_empty("src") or not inv:is_empty("dst") then
              minetest.chat_send_player(player:get_player_name(), "Machine cannot be removed because it is not empty");
              return false
           else
              return true
           end
        end,
   })

minetest.register_node(
   "technic:extractor_active",
   {
      description = "Extractor",
      tiles = {"technic_lv_grinder_top.png", "technic_lv_grinder_bottom.png", "technic_lv_grinder_side.png",
           "technic_lv_grinder_side.png", "technic_lv_grinder_side.png", "technic_lv_grinder_front_active.png"},
      paramtype2 = "facedir",
      groups = {cracky=2,not_in_creative_inventory=1},
      legacy_facedir_simple = true,
      sounds = default.node_sound_wood_defaults(),
      can_dig = function(pos,player)
           local meta = minetest.env:get_meta(pos);
           local inv = meta:get_inventory()
           if not inv:is_empty("src") or not inv:is_empty("dst") then
              minetest.chat_send_player(player:get_player_name(), "Machine cannot be removed because it is not empty");
              return false
           else
              return true
           end
        end,
   })

minetest.register_abm(
   { nodenames = {"technic:extractor","technic:extractor_active"},
     interval = 1,
     chance   = 1,
     action = function(pos, node, active_object_count, active_object_count_wider)
         -- Run a machine through its states. Takes the same arguments as the ABM action
         -- and adds the machine's states and any extra data which is needed by the machine.
         -- A machine is characterized by running through a set number of states (usually 2:
         -- Idle and active) in some order. A state decides when to move to the next one
         -- and the machine only changes state if it is powered correctly.
         -- The machine will automatically shut down if disconnected from power in some fashion.
         local meta         = minetest.env:get_meta(pos)
         local eu_input     = meta:get_int("LV_EU_input")
         local state        = meta:get_int("state")
         local next_state   = state

         -- Machine information
         local machine_name         = "Extractor"
         local machine_node         = "technic:extractor"
         local machine_state_demand = { 50, 300 }
			 
         -- Setup meta data if it does not exist. state is used as an indicator of this
         if state == 0 then
            meta:set_int("state", 1)
            meta:set_int("LV_EU_demand", machine_state_demand[1])
            meta:set_int("LV_EU_input", 0)
            return
         end
			 
         -- Power off automatically if no longer connected to a switching station
         technic.switching_station_timeout_count(pos, "LV")
			 
         -- State machine
         if eu_input == 0 then
            -- unpowered - go idle
            hacky_swap_node(pos, machine_node)
            meta:set_string("infotext", machine_name.." Unpowered")
            next_state = 1
         elseif eu_input == machine_state_demand[state] then
            -- Powered - do the state specific actions
			    
            local inv    = meta:get_inventory()
            local empty  = inv:is_empty("src")

            if state == 1 then
               hacky_swap_node(pos, machine_node)
               meta:set_string("infotext", machine_name.." Idle")

               local result = technic.get_extractor_recipe(inv:get_stack("src", 1))
               if not empty and result and inv:room_for_item("dst",result) then
              meta:set_int("src_time", 0)
              next_state = 2
               end

            elseif state == 2 then
               hacky_swap_node(pos, machine_node.."_active")
               meta:set_string("infotext", machine_name.." Active")

               if empty then
              next_state = 1
               else
              meta:set_int("src_time", meta:get_int("src_time") + 1)
              if meta:get_int("src_time") == 4 then -- 4 ticks per output
                 -- check if there's room for output in "dst" list
                 local result = technic.get_extractor_recipe(inv:get_stack("src", 1))

                 meta:set_int("src_time", 0)
                 if inv:room_for_item("dst",result) then
                -- take stuff from "src" list
                srcstack = inv:get_stack("src", 1)
                srcstack:take_item()
                inv:set_stack("src", 1, srcstack)
                -- Put result in "dst" list
                inv:add_item("dst", result)
                 else
                -- all full: go idle
                next_state = 1
                 end
              end
               end
            end
         end
         -- Change state?
         if next_state ~= state then
            meta:set_int("LV_EU_demand", machine_state_demand[next_state])
            meta:set_int("state", next_state)
         end
          end
  })

technic.register_LV_machine ("technic:extractor","RE")
technic.register_LV_machine ("technic:extractor_active","RE")


 technic/grinder.lua

@@ -53,15 +53,6 @@
technic.register_grinder_recipe("technic:brass_ingot","technic:brass_dust 1")
technic.register_grinder_recipe("technic:zinc_lump","technic:zinc_dust 2")
technic.register_grinder_recipe("technic:zinc_ingot","technic:zinc_dust 1")
technic.register_grinder_recipe("technic:coal_dust","dye:black 2")
technic.register_grinder_recipe("default:cactus","dye:green 2")
technic.register_grinder_recipe("default:dry_shrub","dye:brown 2")
technic.register_grinder_recipe("flowers:flower_geranium","dye:blue 2")
technic.register_grinder_recipe("flowers:flower_dandelion_white","dye:white 2")
technic.register_grinder_recipe("flowers:flower_dandelion_yellow","dye:yellow 2")
technic.register_grinder_recipe("flowers:flower_tulip","dye:orange 2")
technic.register_grinder_recipe("flowers:flower_rose","dye:red 2")
technic.register_grinder_recipe("flowers:flower_viola","dye:violet 2")

minetest.register_craftitem( "technic:coal_dust", {
                description = "Coal Dust",

 technic/init.lua

@@ -44,6 +44,7 @@
dofile(modpath.."/cnc.lua")
dofile(modpath.."/cnc_api.lua")
dofile(modpath.."/cnc_nodes.lua")
dofile(modpath.."/extractor.lua")

--MV machines
dofile(modpath.."/wires_mv.lua")

 unified_inventory/api.lua

@@ -230,7 +230,10 @@
                end    
                if craft.type == "alloy" then
                method="Alloy cooking"
                end	
                end
                if craft.type == "extracting" then
                method="Extracting"
                end		
                formspec = formspec.."label[6,3;"..method.."]"
            end
            
@@ -558,7 +561,7 @@
    inv:set_stack("output", 1, craft.output)
    local items=craft.items
    -- cook, fuel, grinding recipes
    if craft.type == "cooking" or craft.type == "fuel" or craft.type == "grinding" then
    if craft.type == "cooking" or craft.type == "fuel" or craft.type == "grinding" or craft.type == "extracting" then
        def=unified_inventory.find_item_def(craft["items"][1])
        if def then
            inv:set_stack("build", 1, def)