src/mechanisms.lua

   1 -- Thanks to sofar for helping with that code.
   2
   3 minetest.setting_set("nodetimer_interval", 0.1)
   4
   5 local plate = {}
   6 screwdriver = screwdriver or {}
   7
   8 local function door_toggle(pos_actuator, pos_door, player)
   9         local player_name = player:get_player_name()
  10         local actuator = minetest.get_node(pos_actuator)
  11         local door = doors.get(pos_door)
  12
  13         if actuator.name:sub(-4) == "_off" then
  14                 minetest.set_node(pos_actuator,
  15                         {name = actuator.name:gsub("_off", "_on"), param2 = actuator.param2})
  16         end
  17         door:open(player)
  18
  19         minetest.after(2, function()
  20                 if minetest.get_node(pos_actuator).name:sub(-3) == "_on" then
  21                         minetest.set_node(pos_actuator,
  22                                 {name = actuator.name, param2 = actuator.param2})
  23                 end
  24                 -- Re-get player object (or nil) because 'player' could
  25                 -- be an invalid object at this time (player left)
  26                 door:close(minetest.get_player_by_name(player_name))
  27         end)
  28 end
  29
  30 function plate.construct(pos)
  31         local timer = minetest.get_node_timer(pos)
  32         timer:start(0.1)
  33 end
  34
  35 function plate.timer(pos)
  36         local objs = minetest.get_objects_inside_radius(pos, 0.8)
  37         if not next(objs) or not doors.get then return true end
  38
  39         local minp = {x = pos.x - 2, y = pos.y, z = pos.z - 2}
  40         local maxp = {x = pos.x + 2, y = pos.y, z = pos.z + 2}
  41         local doors = minetest.find_nodes_in_area(minp, maxp, "group:door")
  42
  43         for _, player in pairs(objs) do
  44                 if player:is_player() then
  45                         for i = 1, #doors do
  46                                 door_toggle(pos, doors[i], player)
  47                         end
  48                         break
  49                 end
  50         end
  51
  52         return true
  53 end
  54
  55 function plate.register(material, desc, def)
  56         xdecor.register("pressure_" .. material .. "_off", {
  57                 description = desc .. " Pressure Plate",
  58                 tiles = {"xdecor_pressure_" .. material .. ".png"},
  59                 drawtype = "nodebox",
  60                 node_box = xdecor.pixelbox(16, {{1, 0, 1, 14, 1, 14}}),
  61                 groups = def.groups,
  62                 sounds = def.sounds,
  63                 sunlight_propagates = true,
  64                 on_rotate = screwdriver.rotate_simple,
  65                 on_construct = plate.construct,
  66                 on_timer = plate.timer
  67         })
  68         xdecor.register("pressure_" .. material .. "_on", {
  69                 tiles = {"xdecor_pressure_" .. material .. ".png"},
  70                 drawtype = "nodebox",
  71                 node_box = xdecor.pixelbox(16, {{1, 0, 1, 14, 0.4, 14}}),
  72                 groups = def.groups,
  73                 sounds = def.sounds,
  74                 drop = "xdecor:pressure_" .. material .. "_off",
  75                 sunlight_propagates = true,
  76                 on_rotate = screwdriver.rotate_simple
  77         })
  78 end
  79
  80 plate.register("wood", "Wooden", {
  81         sounds = default.node_sound_wood_defaults(),
  82         groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 2}
  83 })
  84
  85 plate.register("stone", "Stone", {
  86         sounds = default.node_sound_stone_defaults(),
  87         groups = {cracky = 3, oddly_breakable_by_hand = 2}
  88 })
  89
  90 xdecor.register("lever_off", {
  91         description = "Lever",
  92         tiles = {"xdecor_lever_off.png"},
  93         drawtype = "nodebox",
  94         node_box = xdecor.pixelbox(16, {{2, 1, 15, 12, 14, 1}}),
  95         groups = {cracky = 3, oddly_breakable_by_hand = 2},
  96         sounds = default.node_sound_stone_defaults(),
  97         sunlight_propagates = true,
  98         on_rotate = screwdriver.rotate_simple,
  99
 100         on_rightclick = function(pos, node, clicker, itemstack)
 101                 if not doors.get then return itemstack end
 102                 local minp = {x = pos.x - 2, y = pos.y - 1, z = pos.z - 2}
 103                 local maxp = {x = pos.x + 2, y = pos.y + 1, z = pos.z + 2}
 104                 local doors = minetest.find_nodes_in_area(minp, maxp, "group:door")
 105
 106                 for i = 1, #doors do
 107                         door_toggle(pos, doors[i], clicker)
 108                 end
 109
 110                 return itemstack
 111         end
 112 })
 113
 114 xdecor.register("lever_on", {
 115         tiles = {"xdecor_lever_on.png"},
 116         drawtype = "nodebox",
 117         node_box = xdecor.pixelbox(16, {{2, 1, 15, 12, 14, 1}}),
 118         groups = {cracky = 3, oddly_breakable_by_hand = 2, not_in_creative_inventory = 1},
 119         sounds = default.node_sound_stone_defaults(),
 120         sunlight_propagates = true,
 121         on_rotate = screwdriver.rotate_simple,
 122         drop = "xdecor:lever_off"
 123 })
 124
 125 -- Recipes
 126
 127 minetest.register_craft({
 128         output = "xdecor:pressure_stone_off",
 129         type = "shapeless",
 130         recipe = {"group:stone", "group:stone"}
 131 })
 132
 133 minetest.register_craft({
 134         output = "xdecor:pressure_wood_off",
 135         type = "shapeless",
 136         recipe = {"group:wood", "group:wood"}
 137 })
 138
 139 minetest.register_craft({
 140         output = "xdecor:lever_off",
 141         recipe = {
 142                 {"group:stick"},
 143                 {"group:stone"}
 144         }
 145 })