blockgame/mods/bg_tree/node.lua

local modname = minetest.get_current_modname()

minetest.register_node(modname .. ":log", {
	description = "Log",
	tiles = {
		modname .. "_log_top.png",
		modname .. "_log_top.png",
		modname .. "_log.png",
	},
	groups = {
		woody = 1,
	},
})
minetest.register_node(modname .. ":log_alive", {
	description = "Growing Log",
	tiles = {
		modname .. "_log_top_alive.png",
		modname .. "_log_top_alive.png",
		modname .. "_log_alive.png",
	},
	groups = {
		woody = 1,
		planty = 1,
	},
	drop = modname .. ":log",
})

blockgame.reg_simple_node("sapling", "Sapling", {
	planty = 1,
})

minetest.register_node(modname .. ":leaves", {
	description = "Leaves",
	drawtype = "glasslike",
	tiles = {
		modname .. "_leaves.png",
	},
	paramtype = "light",
	sunlight_propagates = true,
	groups = {
		planty = 1,
	},
})
minetest.register_node(modname .. ":leaves_alive", {
	description = "Growing Leaves",
	drawtype = "glasslike",
	tiles = {
		modname .. "_leaves_alive.png",
	},
	paramtype = "light",
	sunlight_propagates = true,
	groups = {
		planty = 1,
	},
	drop = modname .. ":leaves",
})

blockgame.reg_simple_node("nut", "Nut", {
	woody = 1,
})

blockgame.reg_simple_node("root", "Root", {
	woody = 1,
})