MineClone5/mods/ITEMS/mcl_compass/init.lua

231 lines
7.9 KiB
Lua

--TODO: Add advancement
local S = minetest.get_translator(minetest.get_current_modname())
mcl_compass = {}
local compass_frames = 32
--Not sure spawn point should be dymanic (is it in mc?)
--local default_spawn_settings = minetest.settings:get("static_spawnpoint")
-- Timer for random compass spinning
local random_timer = 0
local random_timer_trigger = 0.5 -- random compass spinning tick in seconds. Incr ease if there are performance problems
local random_frame = math.random(0, compass_frames-1)
function mcl_compass.get_compass_image(pos, dir, x, y, z)
-- Compasses do not work in certain zones
if mcl_worlds.compass_works(pos) and x ~= nil and y ~= nil and z ~= nil then
local _, dim = mcl_worlds.y_to_layer(y)
local _, playerdim = mcl_worlds.y_to_layer(pos.y)
if dim == playerdim then --Check if player and compass target are in the same dimension, above check is just if the diemension is valid for the non lodestone compass
local spawn = {x=x,y=y,z=z}
local ssp = minetest.setting_get_pos("static_spawnpoint")
if ssp and x == 0 and y == 0 and z == 0 then
spawn = ssp
if type(spawn) ~= "table" or type(spawn.x) ~= "number" or type(spawn.y) ~= "number" or type(spawn.z) ~= "number" then
spawn = {x=0,y=0,z=0}
end
end
local angle_north = math.deg(math.atan2(spawn.x - pos.x, spawn.z - pos.z))
if angle_north < 0 then angle_north = angle_north + 360 end
local angle_dir = -math.deg(dir)
local angle_relative = (angle_north - angle_dir + 180) % 360
return math.floor((angle_relative/11.25) + 0.5) % compass_frames
else
return random_frame
end
else
if x ~= 0 and y ~= 0 and z~= 0 and x ~= nil and y ~= nil and x~= nil then
local _, dim = mcl_worlds.y_to_layer(y)
local _, playerdim = mcl_worlds.y_to_layer(pos.y)
if dim == playerdim then --already explained that very same if statement above
local spawn = {x=x,y=y,z=z}
local ssp = minetest.setting_get_pos("static_spawnpoint")
if ssp and x == 0 and y == 0 and z == 0 then
spawn = ssp
if type(spawn) ~= "table" or type(spawn.x) ~= "number" or type(spawn.y) ~= "number" or type(spawn.z) ~= "number" then
spawn = {x=0,y=0,z=0}
end
end
local angle_north = math.deg(math.atan2(spawn.x - pos.x, spawn.z - pos.z))
if angle_north < 0 then angle_north = angle_north + 360 end
local angle_dir = -math.deg(dir)
local angle_relative = (angle_north - angle_dir + 180) % 360
return math.floor((angle_relative/11.25) + 0.5) % compass_frames
else
return random_frame
end
else
return random_frame
end
end
end
minetest.register_globalstep(function(dtime)
random_timer = random_timer + dtime
if random_timer >= random_timer_trigger then
random_frame = (random_frame + math.random(-1, 1)) % compass_frames
random_timer = 0
end
for i,player in pairs(minetest.get_connected_players()) do
local function has_compass(player)
for _,stack in pairs(player:get_inventory():get_list("main")) do
if minetest.get_item_group(stack:get_name(), "compass") ~= 0 then
return true
end
end
return false
end
if has_compass(player) then
local pos = player:get_pos()
for j,stack in pairs(player:get_inventory():get_list("main")) do
x = stack:get_meta():get_string("x") -- i know i could write the pos in meta, but i like this method more, and it is basicly the same, since else there would be one table with 3 values, and i have 3 values on their own
y = stack:get_meta():get_string("y")
z = stack:get_meta():get_string("z")
x = tonumber(x)
y = tonumber(y)
z = tonumber(z)
if x == nil or y == nil or z == nil then --checking if the compass has lodestone meta
compass_image = mcl_compass.get_compass_image(pos, player:get_look_horizontal(), 0, 0, 0) --no lodestone meta
else
checkblock = {x = x, y = y, z = z}
local function get_far_node(pos) --function that tries to read node normally, and does it even if its unloaded https://dev.minetest.net/minetest.get_node
local node = minetest.get_node(pos)
if node.name == "ignore" then
minetest.get_voxel_manip():read_from_map(pos, pos)
node = minetest.get_node(pos)
end
return node
end
if get_far_node(checkblock).name == "mcl_compass:lodestone" then --check if lodestone still exists
compass_image = mcl_compass.get_compass_image(pos, player:get_look_horizontal(), x, y, z)
compass_image = compass_image .. "_lodestone"
else -- lodestone got destroyed
compass_image = random_frame .. "_lodestone"
end
end
if minetest.get_item_group(stack:get_name(), "compass") ~= 0 and
minetest.get_item_group(stack:get_name(), "compass")-1 ~= compass_image then
local itemname = "mcl_compass:"..compass_image
stack:set_name(itemname)
player:get_inventory():set_stack("main", j, stack)
end
end
end
end
end)
local images = {}
for frame = 0, compass_frames-1 do
local s = string.format("%02d", frame)
table.insert(images, "mcl_compass_compass_"..s..".png")
end
local doc_mod = minetest.get_modpath("doc")
local stereotype_frame = 18
for i,img in ipairs(images) do
local inv = 1
if i == stereotype_frame then
inv = 0
end
local use_doc, longdesc, tt
--Why is there no usage help? This should be fixed.
--local usagehelp
use_doc = i == stereotype_frame
if use_doc then
tt = S("Points to the world origin")
longdesc = S("Compasses are tools which point to the world origin (X=0, Z=0) or the spawn point in the Overworld.")
end
local itemstring = "mcl_compass:"..(i-1)
minetest.register_craftitem(itemstring, {
description = S("Compass"),
_tt_help = tt,
_doc_items_create_entry = use_doc,
_doc_items_longdesc = longdesc,
--_doc_items_usagehelp = usagehelp,
inventory_image = img,
wield_image = img,
stack_max = 64,
groups = {not_in_creative_inventory=inv, compass=i, tool=1, disable_repair=1 }
})
minetest.register_craftitem(itemstring .. "_lodestone", {
description = S("Lodestone Compass"),
_tt_help = tt,
_doc_items_create_entry = use_doc,
_doc_items_longdesc = longdesc,
--_doc_items_usagehelp = usagehelp,
inventory_image = img .. "^[colorize:purple:50",
wield_image = img .. "^[colorize:purple:50",
stack_max = 64,
groups = {not_in_creative_inventory=1, compass=i, tool=1, disable_repair=1 }
})
-- Help aliases. Makes sure the lookup tool works correctly
if not use_doc and doc_mod then
doc.add_entry_alias("craftitems", "mcl_compass:"..(stereotype_frame-1), "craftitems", itemstring)
end
end
minetest.register_craft({
output = "mcl_compass:"..stereotype_frame,
recipe = {
{"", "mcl_core:iron_ingot", ""},
{"mcl_core:iron_ingot", "mesecons:redstone", "mcl_core:iron_ingot"},
{"", "mcl_core:iron_ingot", ""}
}
})
minetest.register_craft({
output = "mcl_compass:lodestone",
recipe = {
{"mcl_core:stonebrickcarved","mcl_core:stonebrickcarved","mcl_core:stonebrickcarved"},
{"mcl_core:stonebrickcarved", "mcl_nether:netherite_ingot", "mcl_core:stonebrickcarved"},
{"mcl_core:stonebrickcarved", "mcl_core:stonebrickcarved", "mcl_core:stonebrickcarved"}
}
})
minetest.register_alias("mcl_compass:compass", "mcl_compass:"..stereotype_frame)
-- Export stereotype item for other mods to use
mcl_compass.stereotype = "mcl_compass:"..tostring(stereotype_frame)
minetest.register_node("mcl_compass:lodestone",{
description=S("Lodestone"),
on_rightclick = function(pos, node, player, itemstack)
if itemstack.get_name(itemstack).match(itemstack.get_name(itemstack),"mcl_compass:") then
if itemstack.get_name(itemstack) ~= "mcl_compass:lodestone" then
itemstack:get_meta():set_string("x", pos.x)
itemstack:get_meta():set_string("y", pos.y)
itemstack:get_meta():set_string("z", pos.z)
end
end
end,
tiles = {
"lodestone_top.png",
"lodestone_bottom.png",
"lodestone_side1.png",
"lodestone_side2.png",
"lodestone_side3.png",
"lodestone_side4.png"
},
groups = {pickaxey=1, material_stone=1},
_mcl_hardness = 1.5,
_mcl_blast_resistance = 6,
sounds = mcl_sounds.node_sound_stone_defaults()
})