133 lines
4.6 KiB
Lua
133 lines
4.6 KiB
Lua
local remove_full_grass = false --set "true" to remove all full_grass_blocks
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minetest.register_node("landscape:full_grass_block", {
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description = "Dirt with Grass",
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tiles = {"default_grass.png"},
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is_ground_content = true,
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groups = {crumbly=3, not_in_creative=1},
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drop = 'default:dirt',
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sounds = default.node_sound_dirt_defaults({
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footstep = {name="default_grass_footstep", gain=0.4},
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}),
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})
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function check_reg(set, key)
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return set[key] ~= nil
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end
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local function get_type(pos) --1 for left, 2 for right, 3 for behind, 4 for front
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local l1 = minetest.env:get_node({x=pos.x+1, y=pos.y, z=pos.z}).name
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local l2 = minetest.env:get_node({x=pos.x, y=pos.y, z=pos.z+1}).name
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local r1 = minetest.env:get_node({x=pos.x-1, y=pos.y, z=pos.z}).name
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local r2 = minetest.env:get_node({x=pos.x, y=pos.y, z=pos.z-1}).name
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if l1 == nil or l2 == nil or r1 == nil or r2 == nil then return end
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if not check_reg(minetest.registered_nodes, l1) or not check_reg(minetest.registered_nodes, r1) or not check_reg(minetest.registered_nodes, l2) or not check_reg(minetest.registered_nodes, r2) then return end
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if l1 == "air" or not minetest.registered_nodes[l1].walkable then
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return 1
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elseif r1 == "air" or not minetest.registered_nodes[r1].walkable then
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return 2
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elseif l2 == "air" or not minetest.registered_nodes[l2].walkable then
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return 3
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elseif r2 == "air" or not minetest.registered_nodes[r2].walkable then
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return 4
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else
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return 0
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end
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end
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local function is_edge(pos)
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local l1 = minetest.env:get_node({x=pos.x-1, y=pos.y, z=pos.z}).name
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local l2 = minetest.env:get_node({x=pos.x, y=pos.y, z=pos.z-1}).name
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local r1 = minetest.env:get_node({x=pos.x+1, y=pos.y, z=pos.z}).name
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local r2 = minetest.env:get_node({x=pos.x, y=pos.y, z=pos.z+1}).name
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if l1 == nil or l2 == nil or r1 == nil or r2 == nil then return end
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if not check_reg(minetest.registered_nodes, l1) or not check_reg(minetest.registered_nodes, r1) or not check_reg(minetest.registered_nodes, l2) or not check_reg(minetest.registered_nodes, r2) then return end
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if l1 == "air" or not minetest.registered_nodes[l1] or
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l2 == "air" or not minetest.registered_nodes[l2].walkable or
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l3 == "air" or not minetest.registered_nodes[r1].walkable or
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l4 == "air" or not minetest.registered_nodes[r2].walkable then
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return true
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end
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end
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local function check(pos)
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if string.find(minetest.env:get_node(pos).name, "_grass") then
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return true
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else
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return false
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end
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end
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if remove_full_grass == false then
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minetest.register_abm({
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nodenames = {"default:dirt_with_grass"},
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--neighbors = {"default:dirt_with_grass", "landscape:full_grass_block"},
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interval = 1,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local under = {x=pos.x, y=pos.y-1, z=pos.z}
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local above = {x=pos.x, y=pos.y+1, z=pos.z}
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local under_front = {x=pos.x+1, y=pos.y-1, z=pos.z}
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local under_front2 = {x=pos.x, y=pos.y-1, z=pos.z+1}
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local under_back = {x=pos.x-1, y=pos.y-1, z=pos.z}
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local under_back2 = {x=pos.x, y=pos.y-1, z=pos.z-1}
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local n = minetest.env:get_node(above).name
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if n == nil then return end
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if not check_reg(minetest.registered_nodes, n) then return end
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if n == "air" or not minetest.registered_nodes[n].walkable then
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if get_type(pos) ~= 0 then
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local typ = get_type(pos)
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local ok = false
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if typ == 1 then
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ok = check(under_front)
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elseif typ == 2 then
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ok = check(under_back)
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elseif typ == 3 then
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ok = check(under_front2)
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elseif typ == 4 then
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ok = check(under_back2)
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end
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if ok then
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if minetest.env:get_node(under).name == "default:dirt" then
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if not is_edge(under) then
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--IF GRAS UNTEN-DAVOR tthen....
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minetest.env:set_node(pos, {name="landscape:full_grass_block"})
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end
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else
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minetest.env:set_node(pos, {name="landscape:full_grass_block"})
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end
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end
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end
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end
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end
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})
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--remove full grass when block is placed above
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minetest.register_abm({
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nodenames = {"landscape:full_grass_block"},
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interval = 2.0,
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chance = 20,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local n = minetest.env:get_node({x=pos.x, y=pos.y+1, z=pos.z}).name
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if n == nil then return end
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if not check_reg(minetest.registered_nodes, n) then return end
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if n ~= "air" or minetest.registered_nodes[n].walkable then
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minetest.env:set_node(pos, {name="default:dirt"})
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end
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end
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})
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else
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minetest.register_abm({
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nodenames = {"landscape:full_grass_block"},
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interval = 1.0,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local tmp_node3 = {name="default:dirt_with_grass"}
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minetest.env:set_node(pos, tmp_node3)
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end
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})
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end
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