mechanisms.lua

   1 -- Thanks to sofar for helping with that code.
   2 local plate = {}
   3 screwdriver = screwdriver or {}
   4
   5 local function door_toggle(pos_actuator, pos_door, player)
   6         local actuator = minetest.get_node(pos_actuator)
   7         local door = doors.get(pos_door)
   8
   9         minetest.set_node(pos_actuator, {name=actuator.name:gsub("_off", "_on"), param2=actuator.param2})
  10         door:open(player)
  11
  12         minetest.after(2, function()
  13                 minetest.set_node(pos_actuator, {name=actuator.name, param2=actuator.param2})
  14                 door:close(player)
  15         end)
  16 end
  17
  18 function plate.construct(pos)
  19         local timer = minetest.get_node_timer(pos)
  20         timer:start(0.5)
  21 end
  22
  23 function plate.timer(pos)
  24         local objs = minetest.get_objects_inside_radius(pos, 0.8)
  25         if objs == {} or not doors.get then return true end
  26         local minp = {x=pos.x-2, y=pos.y, z=pos.z-2}
  27         local maxp = {x=pos.x+2, y=pos.y, z=pos.z+2}
  28         local doors = minetest.find_nodes_in_area(minp, maxp, "group:door")
  29
  30         for _, player in pairs(objs) do
  31                 if player:is_player() then
  32                         for i = 1, #doors do
  33                                 door_toggle(pos, doors[i], player)
  34                         end
  35                 end
  36         end
  37         return true
  38 end
  39
  40 for _, m in pairs({"wooden", "stone"}) do
  41         xdecor.register("pressure_"..m.."_off", {
  42                 description = m:gsub("^%l", string.upper).." Pressure Plate",
  43                 tiles = {"xdecor_pressure_"..m..".png"},
  44                 drawtype = "nodebox",
  45                 node_box = xdecor.pixelbox(16, {{1, 0, 1, 14, 1, 14}}),
  46                 groups = {snappy=3},
  47                 sounds = default.node_sound_wood_defaults(),
  48                 sunlight_propagates = true,
  49                 on_rotate = screwdriver.rotate_simple,
  50                 on_construct = plate.construct,
  51                 on_timer = plate.timer
  52         })
  53
  54         xdecor.register("pressure_"..m.."_on", {
  55                 tiles = {"xdecor_pressure_"..m..".png"},
  56                 drawtype = "nodebox",
  57                 node_box = xdecor.pixelbox(16, {{1, 0, 1, 14, 0.4, 14}}),
  58                 groups = {snappy=3, not_in_creative_inventory=1},
  59                 sounds = default.node_sound_wood_defaults(),
  60                 drop = "xdecor:pressure_"..m.."_off",
  61                 sunlight_propagates = true,
  62                 on_rotate = screwdriver.rotate_simple
  63         })
  64 end
  65
  66 xdecor.register("lever_off", {
  67         description = "Lever",
  68         tiles = {"xdecor_lever_off.png"},
  69         drawtype = "nodebox",
  70         node_box = xdecor.pixelbox(16, {{2, 1, 15, 12, 14, 1}}),
  71         groups = {cracky=3, oddly_breakable_by_hand=2},
  72         sounds = default.node_sound_stone_defaults(),
  73         sunlight_propagates = true,
  74         on_rotate = screwdriver.rotate_simple,
  75         on_rightclick = function(pos, node, clicker)
  76                 if not doors.get then return end
  77                 local minp = {x=pos.x-2, y=pos.y-1, z=pos.z-2}
  78                 local maxp = {x=pos.x+2, y=pos.y+1, z=pos.z+2}
  79                 local doors = minetest.find_nodes_in_area(minp, maxp, "group:door")
  80
  81                 for i = 1, #doors do
  82                         door_toggle(pos, doors[i], clicker)
  83                 end
  84         end
  85 })
  86
  87 xdecor.register("lever_on", {
  88         tiles = {"xdecor_lever_on.png"},
  89         drawtype = "nodebox",
  90         node_box = xdecor.pixelbox(16, {{2, 1, 15, 12, 14, 1}}),
  91         groups = {cracky=3, oddly_breakable_by_hand=2, not_in_creative_inventory=1},
  92         sounds = default.node_sound_stone_defaults(),
  93         sunlight_propagates = true,
  94         on_rotate = screwdriver.rotate_simple,
  95         drop = "xdecor:lever_off"
  96 })
  97