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3f14a0061c
nether-pack/nether/init.lua
Joel Leclerc 3f14a0061c Fixed rare bug that causes minetest to crash
2012-04-18 16:59:12 -06:00

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-- Nether Mod (based on Nyanland, Catapult and Livehouse)
-- lkjoel (Nyanland by Jeija, Catapult by XYZ, Livehouse by neko259)
--== EDITABLE OPTIONS ==--
-- Depth of the nether
NETHER_DEPTH = -100
-- Height of the nether (bottom of the nether is NETHER_DEPTH - NETHER_HEIGHT)
NETHER_HEIGHT = 30
-- Maximum amount of randomness in the map generation
NETHER_RANDOM = 2
-- Frequency of lava (higher is less frequent)
LAVA_FREQ = 500
-- Maximum height of lava
LAVA_HEIGHT = 3
-- Frequency of nether trees (higher is less frequent)
NETHER_TREE_FREQ = 350
-- Height of nether trees
NETHER_TREESIZE = 2
-- Frequency of apples in a nether tree (higher is less frequent)
NETHER_APPLE_FREQ = 5
-- Frequency of healing apples in a nether tree (higher is less frequent)
NETHER_HEAL_APPLE_FREQ = 10
-- Start position for the throne of Hades (y is relative to the bottom of the nether)
HADES_THRONE_STARTPOS = {x=0, y=1, z=0}
-- Throne of Hades
HADES_THRONE = {
-- Floor 1
{pos={x=0,y=0,z=0}, block="nether:netherrack"},
{pos={x=0,y=0,z=1}, block="nether:netherrack"},
{pos={x=0,y=0,z=2}, block="nether:netherrack"},
{pos={x=0,y=0,z=3}, block="nether:netherrack"},
{pos={x=0,y=0,z=4}, block="nether:netherrack"},
{pos={x=0,y=0,z=5}, block="nether:netherrack"},
{pos={x=1,y=0,z=5}, block="nether:netherrack"},
{pos={x=2,y=0,z=5}, block="nether:netherrack"},
{pos={x=3,y=0,z=5}, block="nether:netherrack"},
{pos={x=4,y=0,z=5}, block="nether:netherrack"},
{pos={x=5,y=0,z=5}, block="nether:netherrack"},
{pos={x=0,y=0,z=6}, block="nether:netherrack"},
{pos={x=1,y=0,z=6}, block="nether:netherrack"},
{pos={x=2,y=0,z=6}, block="nether:netherrack"},
{pos={x=3,y=0,z=6}, block="nether:netherrack"},
{pos={x=4,y=0,z=6}, block="nether:netherrack"},
{pos={x=5,y=0,z=6}, block="nether:netherrack"},
{pos={x=5,y=0,z=4}, block="nether:netherrack"},
{pos={x=5,y=0,z=3}, block="nether:netherrack"},
{pos={x=5,y=0,z=2}, block="nether:netherrack"},
{pos={x=5,y=0,z=1}, block="nether:netherrack"},
{pos={x=5,y=0,z=0}, block="nether:netherrack"},
{pos={x=4,y=0,z=0}, block="nether:netherrack"},
{pos={x=3,y=0,z=0}, block="nether:netherrack"},
{pos={x=2,y=0,z=0}, block="nether:netherrack"},
{pos={x=1,y=0,z=0}, block="nether:netherrack"},
-- Floor 2
{pos={x=0,y=1,z=0}, block="nether:netherrack"},
{pos={x=0,y=1,z=1}, block="nether:netherrack"},
{pos={x=0,y=1,z=2}, block="nether:netherrack"},
{pos={x=0,y=1,z=3}, block="nether:netherrack"},
{pos={x=0,y=1,z=4}, block="nether:netherrack"},
{pos={x=0,y=1,z=5}, block="nether:netherrack"},
{pos={x=1,y=1,z=5}, block="nether:netherrack"},
{pos={x=2,y=1,z=5}, block="nether:netherrack"},
{pos={x=3,y=1,z=5}, block="nether:netherrack"},
{pos={x=4,y=1,z=5}, block="nether:netherrack"},
{pos={x=5,y=1,z=5}, block="nether:netherrack"},
{pos={x=0,y=1,z=6}, block="nether:netherrack"},
{pos={x=1,y=1,z=6}, block="nether:netherrack"},
{pos={x=2,y=1,z=6}, block="nether:netherrack"},
{pos={x=3,y=1,z=6}, block="nether:netherrack"},
{pos={x=4,y=1,z=6}, block="nether:netherrack"},
{pos={x=5,y=1,z=6}, block="nether:netherrack"},
{pos={x=5,y=1,z=4}, block="nether:netherrack"},
{pos={x=5,y=1,z=3}, block="nether:netherrack"},
{pos={x=5,y=1,z=2}, block="nether:netherrack"},
{pos={x=5,y=1,z=1}, block="nether:netherrack"},
{pos={x=5,y=1,z=0}, block="nether:netherrack"},
{pos={x=4,y=1,z=0}, block="nether:netherrack"},
{pos={x=3,y=1,z=1}, block="nether:netherrack"},
{pos={x=2,y=1,z=1}, block="nether:netherrack"},
{pos={x=1,y=1,z=0}, block="nether:netherrack"},
{pos={x=1,y=1,z=1}, block="nether:netherrack"},
{pos={x=4,y=1,z=1}, block="nether:netherrack"},
-- Floor 3
{pos={x=0,y=2,z=0}, block="nether:netherrack"},
{pos={x=0,y=2,z=1}, block="nether:netherrack"},
{pos={x=0,y=2,z=2}, block="nether:netherrack"},
{pos={x=0,y=2,z=3}, block="nether:netherrack"},
{pos={x=0,y=2,z=4}, block="nether:netherrack"},
{pos={x=0,y=2,z=5}, block="nether:netherrack"},
{pos={x=1,y=2,z=5}, block="nether:netherrack"},
{pos={x=2,y=2,z=5}, block="nether:netherrack"},
{pos={x=3,y=2,z=5}, block="nether:netherrack"},
{pos={x=4,y=2,z=5}, block="nether:netherrack"},
{pos={x=5,y=2,z=5}, block="nether:netherrack"},
{pos={x=0,y=2,z=6}, block="nether:netherrack"},
{pos={x=1,y=2,z=6}, block="nether:netherrack"},
{pos={x=2,y=2,z=6}, block="nether:netherrack"},
{pos={x=3,y=2,z=6}, block="nether:netherrack"},
{pos={x=4,y=2,z=6}, block="nether:netherrack"},
{pos={x=5,y=2,z=6}, block="nether:netherrack"},
{pos={x=5,y=2,z=4}, block="nether:netherrack"},
{pos={x=5,y=2,z=3}, block="nether:netherrack"},
{pos={x=5,y=2,z=2}, block="nether:netherrack"},
{pos={x=5,y=2,z=1}, block="nether:netherrack"},
{pos={x=5,y=2,z=0}, block="nether:netherrack"},
{pos={x=4,y=2,z=0}, block="nether:netherrack"},
{pos={x=3,y=2,z=2}, block="nether:netherrack"},
{pos={x=2,y=2,z=2}, block="nether:netherrack"},
{pos={x=1,y=2,z=0}, block="nether:netherrack"},
{pos={x=1,y=2,z=1}, block="nether:netherrack"},
{pos={x=4,y=2,z=1}, block="nether:netherrack"},
{pos={x=1,y=2,z=2}, block="nether:netherrack"},
{pos={x=4,y=2,z=2}, block="nether:netherrack"},
-- Floor 4
{pos={x=0,y=3,z=0}, block="nether:netherrack"},
{pos={x=0,y=3,z=1}, block="nether:netherrack"},
{pos={x=0,y=3,z=2}, block="nether:netherrack"},
{pos={x=0,y=3,z=3}, block="nether:netherrack"},
{pos={x=0,y=3,z=4}, block="nether:netherrack"},
{pos={x=0,y=3,z=5}, block="nether:netherrack"},
{pos={x=1,y=3,z=5}, block="nether:netherrack"},
{pos={x=2,y=3,z=5}, block="nether:netherrack"},
{pos={x=3,y=3,z=5}, block="nether:netherrack"},
{pos={x=4,y=3,z=5}, block="nether:netherrack"},
{pos={x=5,y=3,z=5}, block="nether:netherrack"},
{pos={x=0,y=3,z=6}, block="nether:netherrack"},
{pos={x=1,y=3,z=6}, block="nether:netherrack"},
{pos={x=2,y=3,z=6}, block="nether:netherrack"},
{pos={x=3,y=3,z=6}, block="nether:netherrack"},
{pos={x=4,y=3,z=6}, block="nether:netherrack"},
{pos={x=5,y=3,z=6}, block="nether:netherrack"},
{pos={x=5,y=3,z=4}, block="nether:netherrack"},
{pos={x=5,y=3,z=3}, block="nether:netherrack"},
{pos={x=5,y=3,z=2}, block="nether:netherrack"},
{pos={x=5,y=3,z=1}, block="nether:netherrack"},
{pos={x=5,y=3,z=0}, block="nether:netherrack"},
{pos={x=4,y=3,z=0}, block="nether:netherrack"},
{pos={x=3,y=3,z=3}, block="nether:netherrack"},
{pos={x=2,y=3,z=3}, block="nether:netherrack"},
{pos={x=1,y=3,z=0}, block="nether:netherrack"},
{pos={x=1,y=3,z=1}, block="nether:netherrack"},
{pos={x=4,y=3,z=1}, block="nether:netherrack"},
{pos={x=1,y=3,z=2}, block="nether:netherrack"},
{pos={x=4,y=3,z=2}, block="nether:netherrack"},
{pos={x=1,y=3,z=3}, block="nether:netherrack"},
{pos={x=4,y=3,z=3}, block="nether:netherrack"},
{pos={x=1,y=3,z=4}, block="nether:netherrack"},
{pos={x=4,y=3,z=4}, block="nether:netherrack"},
{pos={x=2,y=3,z=4}, block="nether:netherrack"},
{pos={x=2,y=3,z=5}, block="nether:netherrack"},
{pos={x=3,y=3,z=4}, block="nether:netherrack"},
{pos={x=3,y=3,z=5}, block="nether:netherrack"},
-- Floor 5
{pos={x=2,y=4,z=4}, block="nether:netherrack"},
{pos={x=2,y=4,z=5}, block="nether:netherrack"},
{pos={x=3,y=4,z=4}, block="nether:netherrack"},
{pos={x=3,y=4,z=5}, block="nether:netherrack"},
{pos={x=2,y=4,z=6}, block="nether:netherrack"},
{pos={x=3,y=4,z=6}, block="nether:netherrack"},
-- Torches on floor 5
{pos={x=0,y=4,z=4}, block="nether:nether_torch_bottom"},
{pos={x=1,y=4,z=4}, block="nether:nether_torch_bottom"},
{pos={x=0,y=4,z=5}, block="nether:nether_torch_bottom"},
{pos={x=1,y=4,z=5}, block="nether:nether_torch_bottom"},
{pos={x=4,y=4,z=4}, block="nether:nether_torch_bottom"},
{pos={x=5,y=4,z=4}, block="nether:nether_torch_bottom"},
{pos={x=4,y=4,z=5}, block="nether:nether_torch_bottom"},
{pos={x=5,y=4,z=5}, block="nether:nether_torch_bottom"},
{pos={x=0,y=4,z=0}, block="nether:nether_torch_bottom"},
{pos={x=1,y=4,z=0}, block="nether:nether_torch_bottom"},
{pos={x=0,y=4,z=1}, block="nether:nether_torch_bottom"},
{pos={x=1,y=4,z=1}, block="nether:nether_torch_bottom"},
{pos={x=4,y=4,z=0}, block="nether:nether_torch_bottom"},
{pos={x=5,y=4,z=0}, block="nether:nether_torch_bottom"},
{pos={x=4,y=4,z=1}, block="nether:nether_torch_bottom"},
{pos={x=5,y=4,z=1}, block="nether:nether_torch_bottom"},
{pos={x=0,y=4,z=2}, block="nether:nether_torch_bottom"},
{pos={x=1,y=4,z=2}, block="nether:nether_torch_bottom"},
{pos={x=0,y=4,z=3}, block="nether:nether_torch_bottom"},
{pos={x=1,y=4,z=3}, block="nether:nether_torch_bottom"},
{pos={x=4,y=4,z=2}, block="nether:nether_torch_bottom"},
{pos={x=5,y=4,z=2}, block="nether:nether_torch_bottom"},
{pos={x=4,y=4,z=3}, block="nether:nether_torch_bottom"},
{pos={x=5,y=4,z=3}, block="nether:nether_torch_bottom"},
{pos={x=4,y=4,z=6}, block="nether:nether_torch_bottom"},
{pos={x=5,y=4,z=6}, block="nether:nether_torch_bottom"},
-- Floor 6
{pos={x=1,y=5,z=6}, block="nether:nether_portal_creator"},
}
-- Structure of the nether portal (all is relative to the nether portal creator block)
NETHER_PORTAL = {
-- Floor 1
{pos={x=0,y=0,z=0}, block="obsidian:obsidian_block"},
{pos={x=1,y=0,z=0}, block="obsidian:obsidian_block"},
{pos={x=2,y=0,z=0}, block="obsidian:obsidian_block"},
{pos={x=3,y=0,z=0}, block="obsidian:obsidian_block"},
{pos={x=0,y=0,z=1}, block="obsidian:obsidian_block"},
{pos={x=1,y=0,z=1}, block="obsidian:obsidian_block"},
{pos={x=2,y=0,z=1}, block="obsidian:obsidian_block"},
{pos={x=3,y=0,z=1}, block="obsidian:obsidian_block"},
{pos={x=0,y=0,z=-1}, block="obsidian:obsidian_block"},
{pos={x=1,y=0,z=-1}, block="obsidian:obsidian_block"},
{pos={x=2,y=0,z=-1}, block="obsidian:obsidian_block"},
{pos={x=3,y=0,z=-1}, block="obsidian:obsidian_block"},
-- Floor 2
{pos={x=0,y=1,z=0}, block="obsidian:obsidian_block"},
{pos={x=1,y=1,z=0}, block="nether:nether_portal"},
{pos={x=2,y=1,z=0}, block="nether:nether_portal"},
{pos={x=3,y=1,z=0}, block="obsidian:obsidian_block"},
{pos={x=0,y=1,z=1}, block="obsidian:obsidian_block"},
{pos={x=3,y=1,z=1}, block="obsidian:obsidian_block"},
{pos={x=0,y=1,z=-1}, block="obsidian:obsidian_block"},
{pos={x=3,y=1,z=-1}, block="obsidian:obsidian_block"},
-- Floor 3
{pos={x=0,y=2,z=0}, block="obsidian:obsidian_block"},
{pos={x=1,y=2,z=0}, block="nether:nether_portal"},
{pos={x=2,y=2,z=0}, block="nether:nether_portal"},
{pos={x=3,y=2,z=0}, block="obsidian:obsidian_block"},
{pos={x=0,y=2,z=1}, block="obsidian:obsidian_block"},
{pos={x=3,y=2,z=1}, block="obsidian:obsidian_block"},
{pos={x=0,y=2,z=-1}, block="obsidian:obsidian_block"},
{pos={x=3,y=2,z=-1}, block="obsidian:obsidian_block"},
-- Floor 4
{pos={x=0,y=3,z=0}, block="obsidian:obsidian_block"},
{pos={x=1,y=3,z=0}, block="nether:nether_portal"},
{pos={x=2,y=3,z=0}, block="nether:nether_portal"},
{pos={x=3,y=3,z=0}, block="obsidian:obsidian_block"},
{pos={x=0,y=3,z=1}, block="obsidian:obsidian_block"},
{pos={x=3,y=3,z=1}, block="obsidian:obsidian_block"},
{pos={x=0,y=3,z=-1}, block="obsidian:obsidian_block"},
{pos={x=3,y=3,z=-1}, block="obsidian:obsidian_block"},
-- Floor 5
{pos={x=0,y=4,z=0}, block="obsidian:obsidian_block"},
{pos={x=1,y=4,z=0}, block="obsidian:obsidian_block"},
{pos={x=2,y=4,z=0}, block="obsidian:obsidian_block"},
{pos={x=3,y=4,z=0}, block="obsidian:obsidian_block"},
{pos={x=0,y=4,z=1}, block="obsidian:obsidian_block"},
{pos={x=1,y=4,z=1}, block="obsidian:obsidian_block"},
{pos={x=2,y=4,z=1}, block="obsidian:obsidian_block"},
{pos={x=3,y=4,z=1}, block="obsidian:obsidian_block"},
{pos={x=0,y=4,z=-1}, block="obsidian:obsidian_block"},
{pos={x=1,y=4,z=-1}, block="obsidian:obsidian_block"},
{pos={x=2,y=4,z=-1}, block="obsidian:obsidian_block"},
{pos={x=3,y=4,z=-1}, block="obsidian:obsidian_block"},
}
-- Time to teleport a player to the nether or teleport the player to the overworld
NETHER_PORTAL_SPEED = 5
--== END OF EDITABLE OPTIONS ==--
-- Generated variables
NETHER_BOTTOM = (NETHER_DEPTH - NETHER_HEIGHT)
HADES_THRONE_STARTPOS_ABS = {x=HADES_THRONE_STARTPOS.x, y=(NETHER_BOTTOM + HADES_THRONE_STARTPOS.y), z=HADES_THRONE_STARTPOS.z}
LAVA_Y = (NETHER_BOTTOM + LAVA_HEIGHT)
HADES_THRONE_ABS = {}
HADES_THRONE_ENDPOS_ABS = {}
HADES_THRONE_GENERATED = minetest.get_worldpath() .. "/netherhadesthrone.txt"
for i,v in ipairs(HADES_THRONE) do
v.pos.x = v.pos.x + HADES_THRONE_STARTPOS_ABS.x
v.pos.y = v.pos.y + HADES_THRONE_STARTPOS_ABS.y
v.pos.z = v.pos.z + HADES_THRONE_STARTPOS_ABS.z
HADES_THRONE_ABS[i] = v
end
local htx = 0
local hty = 0
local htz = 0
for i,v in ipairs(HADES_THRONE_ABS) do
if v.pos.x > htx then
htx = v.pos.x
end
if v.pos.y > hty then
hty = v.pos.y
end
if v.pos.z > htz then
htz = v.pos.z
end
end
HADES_THRONE_ENDPOS_ABS = {x=htx, y=hty, z=htz}
local nether = {}
-- Check if file exists
function nether:fileexists(file)
file = io.open(file, "r")
if file ~= nil then
file:close()
return true
else
return false
end
end
-- Simple "touch" function
function nether:touch(file)
if nether:fileexists(file) ~= true then
file = io.open(file, "w")
if file ~= nil then
file:write("")
file:close()
end
end
end
-- Find if a position is inside the Nether
function nether:inside_nether(pos)
if pos.y >= NETHER_BOTTOM and pos.y <= NETHER_DEPTH then
return true
end
return false
end
-- Netherrack
minetest.register_node("nether:netherrack", {
description = "Netherrack",
tile_images = {"nether_netherrack.png"},
is_ground_content = true,
groups = {cracky=3},
drop = "nether_netherrack.png",
sounds = default.node_sound_stone_defaults(),
})
-- Nether tree
minetest.register_node("nether:nether_tree", {
description = "Nether Tree",
tile_images = {"nether_tree_top.png", "nether_tree_top.png", "nether_tree.png"},
is_ground_content = true,
groups = {tree=1, snappy=2, choppy=2, oddly_breakable_by_hand=1},
sounds = default.node_sound_wood_defaults(),
})
-- Nether leaves
minetest.register_node("nether:nether_leaves", {
description = "Nether Leaves",
drawtype = "allfaces_optional",
visual_scale = 1.3,
tile_images = {"nether_leaves.png"},
paramtype = "light",
groups = {snappy=3, leafdecay=2},
drop = "nether:nether_leaves",
sounds = default.node_sound_leaves_defaults(),
})
-- Nether apple
minetest.register_node("nether:nether_apple", {
description = "Nether Apple",
drawtype = "plantlike",
visual_scale = 1.0,
tile_images = {"nether_apple.png"},
inventory_image = "nether_apple.png",
paramtype = "light",
sunlight_propagates = true,
walkable = false,
groups = {fleshy=3, dig_immediate=3},
on_use = minetest.item_eat(-4),
sounds = default.node_sound_defaults(),
})
-- Nether torch
minetest.register_node("nether:nether_torch", {
description = "Nether Torch",
drawtype = "torchlike",
tile_images = {"nether_torch_on_floor.png", "nether_torch_on_ceiling.png", "nether_torch.png"},
inventory_image = "nether_torch_on_floor.png",
wield_image = "nether_torch_on_floor.png",
paramtype = "light",
paramtype2 = "wallmounted",
sunlight_propagates = true,
walkable = false,
light_source = LIGHT_MAX - 1,
selection_box = {
type = "wallmounted",
wall_top = {-0.1, 0.5-0.6, -0.1, 0.1, 0.5, 0.1},
wall_bottom = {-0.1, -0.5, -0.1, 0.1, -0.5+0.6, 0.1},
wall_side = {-0.5, -0.3, -0.1, -0.5+0.3, 0.3, 0.1},
},
groups = {choppy=2, dig_immediate=3},
legacy_wallmounted = true,
sounds = default.node_sound_defaults(),
})
-- Nether torch (only shows the bottom torch. This is a hack)
minetest.register_node("nether:nether_torch_bottom", {
description = "Nether Torch Bottom Side (you hacker!)",
drawtype = "torchlike",
tile_images = {"nether_torch_on_floor.png", "nether_torch_on_floor.png", "nether_torch_floor.png"},
inventory_image = "nether_torch_on_floor.png",
wield_image = "nether_torch_on_floor.png",
paramtype = "light",
paramtype2 = "facedir",
sunlight_propagates = true,
walkable = false,
light_source = LIGHT_MAX - 1,
drop = "nether:nether_torch",
selection_box = {
type = "wallmounted",
wall_top = {-0.1, -0.5, -0.1, 0.1, -0.5+0.6, 0.1},
wall_bottom = {-0.1, -0.5, -0.1, 0.1, -0.5+0.6, 0.1},
wall_side = {-0.1, -0.5, -0.1, 0.1, -0.5+0.6, 0.1},
},
groups = {choppy=2, dig_immediate=3},
legacy_wallmounted = true,
sounds = default.node_sound_defaults(),
})
-- Create the Nether
minetest.register_on_generated(function(minp, maxp)
local addpos = {}
hadesthronecounter = 1
if ((maxp.y >= NETHER_BOTTOM) and (minp.y <= NETHER_DEPTH)) then
-- Pass 1: Terrain generation
for x=minp.x, maxp.x, 1 do
for y=minp.y, maxp.y, 1 do
for z=minp.z, maxp.z, 1 do
addpos = {x=x, y=y, z=z}
if y == NETHER_DEPTH then
minetest.env:add_node(addpos, {name="nether:netherrack"})
elseif y == NETHER_BOTTOM then
minetest.env:add_node(addpos, {name="nether:netherrack"})
elseif (y == math.random((NETHER_DEPTH-NETHER_RANDOM), NETHER_DEPTH)) then
minetest.env:add_node(addpos, {name="nether:netherrack"})
elseif (y == math.random(NETHER_BOTTOM, (NETHER_BOTTOM+NETHER_RANDOM))) then
minetest.env:add_node(addpos, {name="nether:netherrack"})
elseif y <= NETHER_DEPTH and y >= NETHER_BOTTOM then
minetest.env:add_node(addpos, {name="air"})
end
end
end
end
-- Pass 2: Details
for x=minp.x, maxp.x, 1 do
for y=minp.y, maxp.y, 1 do
for z=minp.z, maxp.z, 1 do
addpos = {x=x, y=y, z=z}
if y < NETHER_DEPTH and y > NETHER_BOTTOM then
if math.random(NETHER_TREE_FREQ) == 1 and y == (NETHER_BOTTOM + 1) then
nether:grow_nethertree(addpos)
elseif math.random(LAVA_FREQ) == 1 and y <= LAVA_Y then
minetest.env:add_node(addpos, {name="default:lava_source"})
end
end
end
end
end
-- We don't want the Throne of Hades to get regenerated (especially since it will screw up portals)
if (minp.x <= HADES_THRONE_STARTPOS_ABS.x) and (maxp.x >= HADES_THRONE_STARTPOS_ABS.x) and (minp.y <= HADES_THRONE_STARTPOS_ABS.y) and (maxp.y >= HADES_THRONE_STARTPOS_ABS.y) and (minp.z <= HADES_THRONE_STARTPOS_ABS.z) and (maxp.z >= HADES_THRONE_STARTPOS_ABS.z) and (nether:fileexists(HADES_THRONE_GENERATED) == false)
then
-- Pass 3: Make way for the Throne of Hades!
for x=(HADES_THRONE_STARTPOS_ABS.x - 1), (HADES_THRONE_ENDPOS_ABS.x + 1), 1 do
for z=(HADES_THRONE_STARTPOS_ABS.z - 1), (HADES_THRONE_ENDPOS_ABS.z + 1), 1 do
-- Notice I did not put a -1 for the beginning. This is because we don't want the throne to float
for y=HADES_THRONE_STARTPOS_ABS.y, (HADES_THRONE_ENDPOS_ABS.y + 1), 1 do
addpos = {x=x, y=y, z=z}
minetest.env:add_node(addpos, {name="air"})
end
end
end
-- Pass 4: Throne of Hades
for i,v in ipairs(HADES_THRONE_ABS) do
minetest.env:add_node(v.pos, {name=v.block})
end
nether:touch(HADES_THRONE_GENERATED)
end
end
end)
-- Create a nether tree
function nether:grow_nethertree(pos)
--TRUNK
pos.y=pos.y+1
local trunkpos={x=pos.x, z=pos.z}
for y=pos.y, pos.y+4+math.random(2) do
trunkpos.y=y
minetest.env:add_node(trunkpos, {name="nether:nether_tree"})
end
--LEAVES
local leafpos={}
for x=(trunkpos.x-NETHER_TREESIZE), (trunkpos.x+NETHER_TREESIZE), 1 do
for y=(trunkpos.y-NETHER_TREESIZE), (trunkpos.y+NETHER_TREESIZE), 1 do
for z=(trunkpos.z-NETHER_TREESIZE), (trunkpos.z+NETHER_TREESIZE), 1 do
if (x-trunkpos.x)*(x-trunkpos.x)
+(y-trunkpos.y)*(y-trunkpos.y)
+(z-trunkpos.z)*(z-trunkpos.z)
<= NETHER_TREESIZE*NETHER_TREESIZE + NETHER_TREESIZE then
leafpos={x=x, y=y, z=z}
if minetest.env:get_node(leafpos).name=="air" then
if math.random(NETHER_APPLE_FREQ) == 1 then
if math.random(NETHER_HEAL_APPLE_FREQ) == 1 then
minetest.env:add_node(leafpos, {name="default:apple"})
else
minetest.env:add_node(leafpos, {name="nether:nether_apple"})
end
else
minetest.env:add_node(leafpos, {name="nether:nether_leaves"})
end
end
end
end
end
end
end
-- == PORTAL RELATED STUFF ==
NETHER_PORTALS_TO_NETHER = {}
NETHER_PORTALS_FROM_NETHER = {}
NETHER_PORTALS_TO_NETHER_FILE = minetest.get_worldpath() .. "/portalstonether.txt"
NETHER_PORTALS_FROM_NETHER_FILE = minetest.get_worldpath() .. "/portalsfromnether.txt"
-- Count the number of times something appears in a table
function table_count(tt, item)
local count
count = 0
for ii,xx in pairs(tt) do
if item == xx then count = count + 1 end
end
return count
end
-- Remove duplicates from table
function table_unique(tt)
local newtable
newtable = {}
for ii,xx in ipairs(tt) do
if(table_count(newtable, xx) == 0) then
newtable[#newtable+1] = xx
end
end
return newtable
end
-- Copied from neko259 with a few minor edits from lkjoel
function split(pString, pPattern)
local Table = {}
local fpat = "(.-)" .. pPattern
local last_end = 1
local s, e, cap = pString:find(fpat, 1)
while s do
if s ~= 1 or cap ~= "" then
table.insert(Table,cap)
end
last_end = e+1
s, e, cap = pString:find(fpat, last_end)
end
if last_end <= #pString then
cap = pString:sub(last_end)
table.insert(Table, cap)
end
return Table
end
-- Save a portal to nether
function nether:save_portal_to_nether(pos)
local file = io.open(NETHER_PORTALS_TO_NETHER_FILE, "a")
if file ~= nil then
file:write("x" .. pos.x .. "\ny" .. pos.y .. "\nz" .. pos.z .. "\np", "\n")
end
end
-- Save all nether portals
function nether:save_portals_to_nether()
file = io.open(NETHER_PORTALS_TO_NETHER_FILE, "w")
if file ~= nil then
file:write("")
file:close()
end
for i,v in ipairs(NETHER_PORTALS_TO_NETHER) do
nether:save_portal_to_nether(v)
end
end
-- Save a portal from nether
function nether:save_portal_from_nether(pos)
local file = io.open(NETHER_PORTALS_FROM_NETHER_FILE, "a")
if file ~= nil then
file:write("x" .. pos.x .. "\ny" .. pos.y .. "\nz" .. pos.z .. "\np", "\n")
end
end
-- Save all portals from nether
function nether:save_portals_from_nether()
file = io.open(NETHER_PORTALS_FROM_NETHER_FILE, "w")
file:write("")
file:close()
for i,v in ipairs(NETHER_PORTALS_FROM_NETHER) do
nether:save_portal_from_nether(v)
end
end
-- Read portals to nether
function nether:read_portals_to_nether()
local array = {}
local array2 = {}
local file = io.open(NETHER_PORTALS_TO_NETHER_FILE, "r")
if file ~= nil then
for line in io.lines(NETHER_PORTALS_TO_NETHER_FILE) do
if not (line == "" or line == nil) then
if line:sub(1, 1) == "p" then
array2[table.getn(array2)+1] = array
elseif line:sub(1, 1) == "x" then
array.x = tonumber(split(line, "x")[1])
elseif line:sub(1, 1) == "y" then
array.y = tonumber(split(line, "y")[1])
elseif line:sub(1, 1) == "z" then
array.z = tonumber(split(line, "z")[1])
end
end
end
else
file = io.open(NETHER_PORTALS_TO_NETHER_FILE, "w")
if file ~= nil then
file:write("")
file:close()
end
end
NETHER_PORTALS_TO_NETHER = table_unique(array2)
end
-- Read portals from nether
function nether:read_portals_from_nether()
local array = {}
local array2 = {}
local file = io.open(NETHER_PORTALS_FROM_NETHER_FILE, "r")
if file ~= nil then
for line in io.lines(NETHER_PORTALS_FROM_NETHER_FILE) do
if not (line == "" or line == nil) then
if line:sub(1, 1) == "p" then
array2[table.getn(array2)+1] = array
elseif line:sub(1, 1) == "x" then
array.x = tonumber(split(line, "x")[1])
elseif line:sub(1, 1) == "y" then
array.y = tonumber(split(line, "y")[1])
elseif line:sub(1, 1) == "z" then
array.z = tonumber(split(line, "z")[1])
end
end
end
else
file = io.open(NETHER_PORTALS_FROM_NETHER_FILE, "w")
if file ~= nil then
file:write("")
file:close()
end
end
NETHER_PORTALS_FROM_NETHER = table_unique(array2)
end
nether:read_portals_to_nether()
nether:read_portals_from_nether()
-- Teleport the player
function nether:teleport_player(from_nether, player)
local randomportal = 1
local coin = math.floor(math.random(0, 1))
if coin == 0 then
coin = -1
else
coin = 1
end
local coin2 = math.floor(math.random(1, 2))
local num = 1
local forgetit = false
if from_nether == true then
num = table.getn(NETHER_PORTALS_TO_NETHER)
if num == 1 then
randomportal = 1
elseif num < 1 then
forgetit = true
teleportpos = {x=0, y=0, z=0}
else
randomportal = math.floor(math.random(1, num))
end
if forgetit == false then
portalpos = NETHER_PORTALS_TO_NETHER[randomportal]
end
else
num = table.getn(NETHER_PORTALS_FROM_NETHER)
if num == 1 then
randomportal = 1
elseif num < 1 then
forgetit = true
teleportpos = {x=0, y=NETHER_DEPTH - 5, z=0}
else
randomportal = math.floor(math.random(1, num))
end
if forgetit == false then
portalpos = NETHER_PORTALS_FROM_NETHER[randomportal]
end
end
if forgetit == false then
teleportpos = {x=portalpos.x + coin2, y=portalpos.y + 1, z=portalpos.z + coin}
end
player:setpos(teleportpos)
end
-- Portal Creator
minetest.register_node("nether:nether_portal_creator", {
description = "Nether Portal Creator",
tile_images = {"nether_portal_creator.png"},
})
minetest.register_abm({
nodenames = "nether:nether_portal_creator",
interval = 1.0,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
local nodemeta = minetest.env:get_meta(pos)
if nodemeta:get_string("generatingportal") == "" or nodemeta:get_string("generatingportal") == nil then
nodemeta:set_string("generatingportal", "true")
for i,v in ipairs(NETHER_PORTAL) do
v.pos.x = v.pos.x + pos.x
v.pos.y = v.pos.y + pos.y
v.pos.z = v.pos.z + pos.z
minetest.env:add_node(v.pos, {name=v.block})
end
if nether:inside_nether(pos) then
NETHER_PORTALS_FROM_NETHER[table.getn(NETHER_PORTALS_FROM_NETHER)+1] = pos
nether:save_portals_from_nether()
nether:read_portals_from_nether()
else
NETHER_PORTALS_TO_NETHER[table.getn(NETHER_PORTALS_TO_NETHER)+1] = pos
nether:save_portals_to_nether()
nether:read_portals_from_nether()
end
end
end
})
-- Portal Stuff
minetest.register_node("nether:nether_portal", {
description = "Nether Portal",
drawtype = "glasslike",
tile_images = {"nether_portal_stuff.png"},
inventory_image = "nether_portal_stuff.png",
wield_image = "nether_portal_stuff.png",
paramtype = "light",
sunlight_propagates = true,
walkable = false,
groups = {choppy=2,dig_immediate=3},
legacy_wallmounted = false,
buildable_to = true,
post_effect_color = {a=64, r=150, g=100, b=200},
metadata_name = "generic"
})
minetest.register_abm({
nodenames = {"nether:nether_portal"},
interval = 1.0,
chance = 1,
action = function(pos, node)
local nodemeta = minetest.env:get_meta(pos)
local objs = minetest.env:get_objects_inside_radius(pos, 1)
if objs[1] ~= nil then
for k, obj in pairs(objs) do
local objpos=obj:getpos()
if objpos.y>pos.y-1 and objpos.y<pos.y and obj:get_player_name() ~= nil and obj:get_player_name() ~= "" then
nether:teleport_player(nether:inside_nether(obj:getpos()), obj)
end
end
end
end,
})
-- CRAFTING DEFINITIONS
minetest.register_craft({
output = "nether:nether_portal_creator",
recipe = {
{"obsidian:obsidian_block", "obsidian:obsidian_block", "obsidian:obsidian_block"},
{"obsidian:obsidian_block", "default:mese", "obsidian:obsidian_block"},
{"obsidian:obsidian_block", "obsidian:obsidian_block", "obsidian:obsidian_block"},
}
})
print("Nether mod loaded!")
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