MineClone2/mods/ITEMS/mcl_bamboo/globals.lua
Michieal 34faca3f2c Added in License.txt
Made the end cap node wave in the wind.
2023-01-08 23:08:12 -05:00

257 lines
7.7 KiB
Lua

---
--- Generated by EmmyLua(https://github.com/EmmyLua)
--- Created by michieal.
--- DateTime: 12/29/22 12:34 PM -- Restructure Date
--- Copyright (C) 2022 - 2023, Michieal. See License.txt
local DEBUG = false
local rand = math.random
math.randomseed((os.time() + 31) * 31415) -- try to make a valid seed
local BAMBOO_MAX_HEIGHT = 16 -- base height check.
local BAMBOO_SOIL_DIST = BAMBOO_MAX_HEIGHT * -1
local BAM_MAX_HEIGHT_STPCHK = BAMBOO_MAX_HEIGHT - 5
local BAM_MAX_HEIGHT_TOP = BAMBOO_MAX_HEIGHT - 1
local GROW_DOUBLE_CHANCE = 32
--Bamboo can be planted on moss blocks, grass blocks, dirt, coarse dirt, rooted dirt, gravel, mycelium, podzol, sand, red sand, or mud
mcl_bamboo.bamboo_dirt_nodes = {
"mcl_core:redsand",
"mcl_core:sand",
"mcl_core:dirt",
"mcl_core:coarse_dirt",
"mcl_core:dirt_with_grass",
"mcl_core:podzol",
"mcl_core:mycelium",
"mcl_lush_caves:rooted_dirt",
"mcl_lush_caves:moss",
"mcl_mud:mud",
}
function mcl_bamboo.is_dirt(node_name)
return table.indexof(mcl_bamboo.bamboo_dirt_nodes, node_name) ~= -1
end
mcl_bamboo.bamboo_index = {
"mcl_bamboo:bamboo",
"mcl_bamboo:bamboo_1",
"mcl_bamboo:bamboo_2",
"mcl_bamboo:bamboo_3",
}
function mcl_bamboo.is_bamboo(node_name)
return table.indexof(mcl_bamboo.bamboo_index, node_name)
end
--- pos: node position; placer: ObjectRef that is placing the item
--- returns: true if protected, otherwise false.
function mcl_bamboo.is_protected(pos, placer)
local name = placer:get_player_name()
if minetest.is_protected(pos, name) then
minetest.record_protection_violation(pos, name)
return true
end
return false
end
local BAMBOO_ENDCAP_NAME = "mcl_bamboo:bamboo_endcap"
function mcl_bamboo.grow_bamboo(pos, bonemeal_applied)
local node_above = minetest.get_node(vector.offset(pos, 0, 1, 0))
mcl_bamboo.mcl_log("Grow bamboo called; bonemeal: " .. tostring(bonemeal_applied))
if not bonemeal_applied and mcl_bamboo.is_bamboo(node_above.name) == true then
return false -- short circuit this function if we're trying to grow (std) the bamboo and it's not the top shoot.
end
if minetest.get_node_light(pos) < 8 then
return false
end
-- variables used in more than one spot.
local first_shoot
local chk_pos
local soil_pos
local node_name = ""
local dist = 0
local node_below
-- -------------------
mcl_bamboo.mcl_log("Grow bamboo; checking for soil: ")
-- the soil node below.
for py = -1, BAMBOO_SOIL_DIST, -1 do
chk_pos = vector.offset(pos, 0, py, 0)
node_name = minetest.get_node(chk_pos).name
if mcl_bamboo.is_dirt(node_name) then
soil_pos = chk_pos
break
else
if mcl_bamboo.is_bamboo(node_name) == false then
break
end
end
end
-- requires knowing where the soil node is.
if soil_pos == nil then
return false -- returning false means don't use up the bonemeal.
end
mcl_bamboo.mcl_log("Grow bamboo; soil found. ")
local grow_amount = rand(1, GROW_DOUBLE_CHANCE)
grow_amount = rand(1, GROW_DOUBLE_CHANCE)
grow_amount = rand(1, GROW_DOUBLE_CHANCE) -- because yeah, not truly random, or even a good prng.
grow_amount = rand(1, GROW_DOUBLE_CHANCE)
local init_height = rand(BAM_MAX_HEIGHT_STPCHK + 1, BAM_MAX_HEIGHT_TOP + 1)
mcl_bamboo.mcl_log("Grow bamboo; random height: " .. init_height)
node_name = ""
-- update: add randomized max height to first node's meta data.
first_shoot = vector.offset(soil_pos, 0, 1, 0)
local meta = minetest.get_meta(first_shoot)
node_below = minetest.get_node(first_shoot).name
mcl_bamboo.mcl_log("Grow bamboo; checking height meta ")
-- check the meta data for the first node, to see how high to make the stalk.
if not meta then
-- if no metadata, set the metadata!!!
meta:set_int("height", init_height)
end
local height = meta:get_int("height", -1)
mcl_bamboo.mcl_log("Grow bamboo; meta-height: " .. height)
if height <= 10 then
height = init_height
meta:set_int("height", init_height)
end
mcl_bamboo.mcl_log("Grow bamboo; height: " .. height)
-- Bonemeal: Grows the bamboo by 1-2 stems. (per the minecraft wiki.)
if bonemeal_applied then
-- handle applying bonemeal.
for py = 1, BAM_MAX_HEIGHT_TOP do
-- find the top node of bamboo.
chk_pos = vector.offset(pos, 0, py, 0)
node_name = minetest.get_node(chk_pos).name
dist = vector.distance(soil_pos, chk_pos)
if mcl_bamboo.is_bamboo(node_name) == false or node_name == BAMBOO_ENDCAP_NAME then
break
end
end
mcl_bamboo.mcl_log("Grow bamboo; dist: " .. dist)
if node_name == BAMBOO_ENDCAP_NAME then
-- prevent overgrowth
return false
end
-- check to see if we have a full stalk of bamboo.
if dist >= height - 1 then
if dist == height - 1 then
-- equals top of the stalk before the cap
if node_name == "air" then
mcl_bamboo.mcl_log("Grow bamboo; Placing endcap")
minetest.set_node(vector.offset(chk_pos, 0, 1, 0), {name = BAMBOO_ENDCAP_NAME})
return true -- returning true means use up the bonemeal.
else
return false
end
else
-- okay, we're higher than the end cap, fail out.
return false -- returning false means don't use up the bonemeal.
end
end
-- and now, the meat of the section... add bamboo to the stalk.
-- at this point, we should be lower than the generated maximum height. ~ about height -2 or lower.
if dist <= height - 2 then
if node_name == "air" then
-- here we can check to see if we can do up to 2 bamboo shoots onto the stalk
mcl_bamboo.mcl_log("Grow bamboo; Placing bamboo.")
minetest.set_node(chk_pos, {name = node_below})
-- handle growing a second node.
if grow_amount == 2 then
chk_pos = vector.offset(chk_pos, 0, 1, 0)
if minetest.get_node(chk_pos).name == "air" then
mcl_bamboo.mcl_log("Grow bamboo; OOOH! It's twofer day!")
minetest.set_node(chk_pos, {name = node_below})
end
end
return true -- exit out with a success. We've added 1-2 nodes, per the wiki.
end
end
end
-- Non-Bonemeal growth.
for py = 1, BAM_MAX_HEIGHT_TOP do
-- Find the topmost node above the stalk, and check it for "air"
chk_pos = vector.offset(pos, 0, py, 0)
node_below = minetest.get_node(pos).name
node_name = minetest.get_node(chk_pos).name
dist = vector.distance(soil_pos, chk_pos)
-- stop growing check. ie, handle endcap placement.
if dist >= height - 1 then
if node_name == "air" then
if height - 1 == dist then
mcl_bamboo.mcl_log("Grow bamboo; Placing endcap")
minetest.set_node(chk_pos, {name = BAMBOO_ENDCAP_NAME})
end
end
break
end
-- handle regular node placement.
-- find the air node above the top shoot. place a node. And then, if short enough,
-- check for second node placement.
if node_name == "air" then
mcl_bamboo.mcl_log("Grow bamboo; dist: " .. dist)
mcl_bamboo.mcl_log("Grow bamboo; Placing bamboo.")
minetest.set_node(chk_pos, {name = node_below})
-- handle growing a second node. (1 in 32 chance.)
if grow_amount == 2 and dist <= height - 2 then
chk_pos = vector.offset(chk_pos, 0, 1, 0)
if minetest.get_node(chk_pos).name == "air" then
mcl_bamboo.mcl_log("Grow bamboo; OOOH! It's twofer day!")
minetest.set_node(chk_pos, {name = node_below})
end
end
break
end
end
end
-- Add Groups function, courtesy of Warr1024.
function mcl_bamboo.add_groups(name, ...)
local def = minetest.registered_items[name] or error(name .. " not found")
local groups = {}
for k, v in pairs(def.groups) do
groups[k] = v
end
local function add_all(x, ...)
if not x then
return
end
groups[x] = 1
return add_all(...)
end
addall(...)
return minetest.override_item(name, {groups = groups})
end
function mcl_bamboo.mcl_log(m, l)
if not m then
minetest.log("error", "expected string, received: " .. m)
return
end
if DEBUG then
if not l then
minetest.log("[mcl_bamboo]: " .. m)
else
minetest.log(l, "[mcl_bamboo]: " .. m)
end
end
end