living_trees/breaking.lua at master · RichardTry/living_trees · GitHub

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function break_childs(pos, oldnode, is_root)
	local param2 = oldnode.param2
	if param2 ~= 3 or is_root then
		local curpos = vector.add(pos, {x = -1, y = 0, z = 0})
		local node = minetest.get_node(curpos)
		if node.name:sub(0, 19) == "living_trees:branch" and node.param2 == 2 then
			minetest.dig_node(curpos)
		end
	end
	if param2 ~= 2 or is_root then
		curpos = vector.add(pos, {x = 1, y = 0, z = 0})
		node = minetest.get_node(curpos)
		if node.name:sub(0, 19) == "living_trees:branch" and node.param2 == 3 then
			minetest.dig_node(curpos)
		end
	end
	if param2 ~= 1 or is_root then
		curpos = vector.add(pos, {x = 0, y = -1, z = 0})
		node = minetest.get_node(curpos)
		if node.name:sub(0, 19) == "living_trees:branch" and node.param2 == 0 then
			minetest.dig_node(curpos)
		end
	end
	if param2 ~= 0 or is_root then
		curpos = vector.add(pos, {x = 0, y = 1, z = 0})
		node = minetest.get_node(curpos)
		if node.name:sub(0, 19) == "living_trees:branch" and node.param2 == 1 then
			minetest.dig_node(curpos)
		end
	end
	if param2 ~= 5 or is_root then
		curpos = vector.add(pos, {x = 0, y = 0, z = -1})
		node = minetest.get_node(curpos)
		if node.name:sub(0, 19) == "living_trees:branch" and node.param2 == 4 then
			minetest.dig_node(curpos)
		end
	end
	if param2 ~= 4 or is_root then
		curpos = vector.add(pos, {x = 0, y = 0, z = 1})
		node = minetest.get_node(curpos)
		if node.name:sub(0, 19) == "living_trees:branch" and node.param2 == 5 then
			minetest.dig_node(curpos)
		end
	end
end