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b04b4cb820
Squashed commit of the following:
commit e80030750df91f75745c7d52729a0d4942eb32f8
Author: Treer <treer.git+github@the-bordello.com>
Date: Sat Jul 13 13:52:02 2019 +1000
Finish book of portals
commit 82ad3d6af683b6bb4cc107e8c76f44c0b791a28d
Author: Treer <treer.git@gmail.com>
Date: Thu Jul 11 22:43:02 2019 +1000
Book of Portals art
commit fac6ff1da89a1b06b78deb0b5b4e3bebe4166860
Author: Treer <treer.git@gmail.com>
Date: Thu Jul 11 00:39:50 2019 +1000
starting book of portals
103 lines
4.6 KiB
Lua
103 lines
4.6 KiB
Lua
--[[
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Nether mod for minetest
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Copyright (C) 2013 PilzAdam
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Permission to use, copy, modify, and/or distribute this software for
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any purpose with or without fee is hereby granted, provided that the
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above copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
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WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
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BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
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OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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]]--
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local S = minetest.get_translator("nether")
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-- Global Nether namespace
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nether = {}
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nether.path = minetest.get_modpath("nether")
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nether.get_translator = S
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-- Settings
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nether.DEPTH = -5000
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nether.FASTTRAVEL_FACTOR = 8 -- 10 could be better value for Minetest, since there's no sprint, but ex-Minecraft players will be mathing for 8
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nether.PORTAL_BOOK_LOOT_WEIGHTING = 0.9 -- Likelyhood of finding the Book of Portals (guide) in dungeon chests. Set to 0 to disable.
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-- Load files
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dofile(nether.path .. "/portal_api.lua")
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dofile(nether.path .. "/nodes.lua")
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dofile(nether.path .. "/mapgen.lua")
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-- Portals are ignited by right-clicking with a mese crystal fragment
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nether.register_portal_ignition_item("default:mese_crystal_fragment")
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-- Use the Portal API to add a portal type which goes to the Nether
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-- See portal_api.txt for documentation
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nether.register_portal("nether_portal", {
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shape = nether.PortalShape_Traditional,
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frame_node_name = "default:obsidian",
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wormhole_node_name = "nether:portal",
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wormhole_node_color = 0, -- 0 is magenta
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-- Warning: "Four per Em" spaces have been used to align the diagram in this text, rather
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-- than ASCII spaces. If Minetest changes font this may need to be updated.
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book_of_portals_pagetext = S([[ ──══♦♦♦◊ The Nether ◊♦♦♦══──
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Requiring 14 blocks of obsidian, which we found deep underground where water had solidified molten rock. The frame must be constructed in the following fashion:
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┌═╤═╤═╤═╗
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├─╥─┴─┼─╢
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├─╢ ├─╢
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├─╢ ├─╢ four blocks wide
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├─╚═╤═╡─╢ five blocks high
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└─┴─┴─┴─┘ Standing vertically, like a doorway
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This opens to a truly hellish place, though for small mercies the air there is still breathable. There is an intriguing dimensional mismatch happening between this realm and ours, as after opening the second portal into it we observed that 10 strides taken in the Nether appear to be an equivalent of @1 in the natural world.
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The expedition parties have found no diamonds or gold, and after an experienced search party failed to return from the trail of a missing expedition party, I must conclude this is a dangerous place.
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]], 10 * nether.FASTTRAVEL_FACTOR),
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sound_ambient = "nether_portal_hum",
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sound_ignite = "",
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sound_extinguish = "",
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sound_teleport = "",
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within_realm = function(pos) -- return true if pos is inside the Nether
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return pos.y < nether.DEPTH
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end,
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find_realm_anchorPos = function(surface_pos)
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-- divide x and z by a factor of 8 to implement Nether fast-travel
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local destination_pos = vector.divide(surface_pos, nether.FASTTRAVEL_FACTOR)
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destination_pos.x = math.floor(0.5 + destination_pos.x) -- round to int
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destination_pos.z = math.floor(0.5 + destination_pos.z) -- round to int
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local start_y = nether.DEPTH - math.random(500, 1500) -- Search start
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destination_pos.y = nether.find_nether_ground_y(destination_pos.x, destination_pos.z, start_y)
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return destination_pos
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end,
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find_surface_anchorPos = function(realm_pos)
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-- A portal definition doesn't normally need to provide a find_surface_anchorPos() function,
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-- since find_surface_target_y() will be used by default, but Nether portals also scale position
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-- to create fast-travel:
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-- Multiply x and z by a factor of 8 to implement Nether fast-travel
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local destination_pos = vector.multiply(realm_pos, nether.FASTTRAVEL_FACTOR)
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destination_pos.x = math.min(30900, math.max(-30900, destination_pos.x)) -- clip to world boundary
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destination_pos.z = math.min(30900, math.max(-30900, destination_pos.z)) -- clip to world boundary
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destination_pos.y = nether.find_surface_target_y(destination_pos.x, destination_pos.z, "nether_portal")
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return destination_pos
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end
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})
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