mods/main/saplings.lua

   1 --saplings
   2 minetest.register_node("main:sapling", {
   3         description = "Sapling",
   4         drawtype = "plantlike",
   5         waving = 1,
   6         walkable = false,
   7         climbable = false,
   8         paramtype = "light",
   9         is_ground_content = false,
  10         tiles = {"sapling.png"},
  11         groups = {leaves = 1, plant = 1, axe = 1, hand = 0,instant=1, sapling=1, attached_node=1},
  12         sounds = main.grassSound(),
  13         drop = "main:sapling",
  14         node_placement_prediction = "",
  15         selection_box = {
  16                 type = "fixed",
  17                 fixed = {-4 / 16, -0.5, -4 / 16, 4 / 16, 7 / 16, 4 / 16}
  18         },
  19         on_place =  on_rightclick or function(itemstack, placer, pointed_thing)
  20                 if not pointed_thing.type == "node" then
  21                         return
  22                 end
  23
  24                 local sneak = placer:get_player_control().sneak
  25                 local noddef = minetest.registered_nodes[minetest.get_node(pointed_thing.under).name]
  26
  27                 if not sneak and noddef.on_rightclick then
  28                         minetest.item_place(itemstack, placer, pointed_thing)
  29                         return
  30                 end
  31
  32                 local buildable = minetest.registered_nodes[minetest.get_node(pointed_thing.under).name].buildable_to
  33                 --replace buildable
  34                 if buildable and minetest.get_node_group(minetest.get_node(vector.new(pointed_thing.under.x,pointed_thing.under.y-1,pointed_thing.under.z)).name, "soil") > 0 then
  35                         return(minetest.item_place(itemstack, placer, pointed_thing))
  36                 end
  37                 local buildable = minetest.registered_nodes[minetest.get_node(pointed_thing.above).name].buildable_to
  38                 if buildable and minetest.get_node_group(minetest.get_node(vector.new(pointed_thing.above.x,pointed_thing.above.y-1,pointed_thing.above.z)).name, "soil") > 0 then
  39                         return(minetest.item_place(itemstack, placer, pointed_thing))
  40                 end
  41                 --place sapling
  42                 local pos = pointed_thing.above
  43                 if minetest.get_node_group(minetest.get_node(vector.new(pos.x,pos.y-1,pos.z)).name, "soil") > 0 and minetest.get_node(pointed_thing.above).name == "air" then
  44                         minetest.set_node(pointed_thing.above, {name="main:sapling"})
  45                         minetest.sound_play("leaves",{pos=pointed_thing.above})
  46                         itemstack:take_item(1)
  47                         return(itemstack)
  48                 end
  49         end,
  50 })
  51
  52 --make sapling grow
  53 local function sapling_grow(pos)
  54         if minetest.get_node_light(pos, nil) < 10 then
  55                 --print("failed to grow at "..dump(pos))
  56                 return
  57         end
  58         --print("growing at "..dump(pos))
  59         if minetest.get_node_group(minetest.get_node(vector.new(pos.x,pos.y-1,pos.z)).name, "soil") > 0 then
  60                 local good_to_grow = true
  61                 --check if room to grow (leaves or air)
  62                 for i = 1,4 do
  63                         local node_name = minetest.get_node(vector.new(pos.x,pos.y+i,pos.z)).name
  64                         if node_name ~= "air" and node_name ~= "main:leaves" then
  65                                 good_to_grow = false
  66                         end
  67                 end
  68                 if good_to_grow == true then
  69                         minetest.set_node(pos,{name="main:tree"})
  70                         minetest.place_schematic(pos, treeSchematic,"0",nil,false,"place_center_x, place_center_z")
  71                         --override leaves
  72                         for i = 1,4 do
  73                                 minetest.set_node(vector.new(pos.x,pos.y+i,pos.z),{name="main:tree"})
  74                         end
  75                 end
  76         end
  77 end
  78
  79 --growing abm for sapling
  80 minetest.register_abm({
  81         label = "Tree Grow",
  82         nodenames = {"group:sapling"},
  83         neighbors = {"group:soil"},
  84         interval = 3,
  85         chance = 2000,
  86         action = function(pos)
  87                 sapling_grow(pos)
  88         end,
  89 })