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Localize several API functions for Nether portals

This commit is contained in:
kay27 2021-03-18 10:39:18 +04:00
parent 4c9643fde9
commit 809b88f57d
1 changed files with 36 additions and 37 deletions
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73
mods/ITEMS/mcl_portals/portal_nether.lua
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@ -57,6 +57,13 @@ mcl_portals.get_node = function(pos)
end end
return minetest.get_node(pos) return minetest.get_node(pos)
end end
local set_node = minetest.set_node
local registered_nodes = minetest.registered_nodes
local is_protected = minetest.is_protected
local find_nodes_in_area = minetest.find_nodes_in_area
local find_nodes_in_area_under_air = minetest.find_nodes_in_area_under_air
local log = minetest.log
local pos_to_string = minetest.pos_to_string
local limits = { local limits = {
nether = { nether = {
@ -90,7 +97,7 @@ local function add_exit(p)
end end
end end
e[#e] = p e[#e] = p
minetest.log("action", "[mcl_portals] Exit added at " .. minetest.pos_to_string(p)) log("action", "[mcl_portals] Exit added at " .. pos_to_string(p))
end end
-- This function removes Nether portals exits. -- This function removes Nether portals exits.
@ -106,7 +113,7 @@ local function remove_exit(p)
local t = e[i] local t = e[i]
if t.x == p.x and t.y == p.y and t.z == p.z then if t.x == p.x and t.y == p.y and t.z == p.z then
e[i] = nil e[i] = nil
minetest.log("action", "[mcl_portals] Nether portal removed from " .. minetest.pos_to_string(p)) log("action", "[mcl_portals] Nether portal removed from " .. pos_to_string(p))
return return
end end
end end
@ -274,44 +281,36 @@ local function light_frame(x1, y1, z1, x2, y2, z2, name)
pos.y = y pos.y = y
local frame = (x < x1) or (x > x2) or (y < y1) or (y > y2) or (z < z1) or (z > z2) local frame = (x < x1) or (x > x2) or (y < y1) or (y > y2) or (z < z1) or (z > z2)
if frame then if frame then
minetest.set_node(pos, {name = OBSIDIAN}) set_node(pos, {name = OBSIDIAN})
else else
minetest.set_node(pos, {name = PORTAL, param2 = orientation}) set_node(pos, {name = PORTAL, param2 = orientation})
add_exit(pos) add_exit(pos)
end end
end end
end end
end end
return {x = x1, y = y1, z = z1}
end end
--Build arrival portal --Build arrival portal
function build_nether_portal(pos, width, height, orientation, name) function build_nether_portal(pos, width, height, orientation, name)
local height = height or H_MIN - 2 local width, height, orientation = width or W_MIN - 2, height or H_MIN - 2, orientation or random(0, 1)
local width = width or W_MIN - 2
local orientation = orientation or random(0, 1)
if orientation == 0 then light_frame(pos.x, pos.y, pos.z, pos.x + (1 - orientation) * (width - 1), pos.y + height - 1, pos.z + orientation * (width - 1))
minetest.load_area({x = pos.x - 3, y = pos.y - 1, z = pos.z - width * 2}, {x = pos.x + width + 2, y = pos.y + height + 2, z = pos.z + width * 2})
else
minetest.load_area({x = pos.x - width * 2, y = pos.y - 1, z = pos.z - 3}, {x = pos.x + width * 2, y = pos.y + height + 2, z = pos.z + width + 2})
end
pos = light_frame(pos.x, pos.y, pos.z, pos.x + (1 - orientation) * (width - 1), pos.y + height - 1, pos.z + orientation * (width - 1))
local get_node = mcl_portals.get_node local get_node = mcl_portals.get_node
-- Build obsidian platform: -- Build obsidian platform:
for x = pos.x - orientation, pos.x + orientation + (width - 1) * (1 - orientation), 1 + orientation do for x = pos.x - orientation, pos.x + orientation + (width - 1) * (1 - orientation), 1 + orientation do
for z = pos.z - 1 + orientation, pos.z + 1 - orientation + (width - 1) * orientation, 2 - orientation do for z = pos.z - 1 + orientation, pos.z + 1 - orientation + (width - 1) * orientation, 2 - orientation do
local pp = {x = x, y = pos.y - 1, z = z} local pp = {x = x, y = pos.y - 1, z = z}
local nn = get_node(pp).name local nn = get_node(pp).name
if not minetest.registered_nodes[nn].is_ground_content and not minetest.is_protected(pp, name) then if not registered_nodes[nn].is_ground_content and not is_protected(pp, name) then
minetest.set_node(pp, {name = OBSIDIAN}) set_node(pp, {name = OBSIDIAN})
end end
end end
end end
minetest.log("action", "[mcl_portal] Destination Nether portal generated at "..minetest.pos_to_string(pos).."!") log("action", "[mcl_portal] Destination Nether portal generated at "..pos_to_string(pos).."!")
return pos return pos
end end
@ -336,7 +335,7 @@ local function finalize_teleport(obj, exit)
local objpos = obj:get_pos() local objpos = obj:get_pos()
if not objpos then return end if not objpos then return end
minetest.log("warning", "[mcl_portal] 3") log("warning", "[mcl_portal] 3")
local is_player = obj:is_player() local is_player = obj:is_player()
local name local name
@ -359,21 +358,21 @@ local function finalize_teleport(obj, exit)
if is_player then if is_player then
mcl_worlds.dimension_change(obj, dim) mcl_worlds.dimension_change(obj, dim)
minetest.sound_play("mcl_portals_teleport", {pos=exit, gain=0.5, max_hear_distance = 16}, true) minetest.sound_play("mcl_portals_teleport", {pos=exit, gain=0.5, max_hear_distance = 16}, true)
minetest.log("action", "[mcl_portal] player "..name.." teleported to Nether portal at "..minetest.pos_to_string(exit)..".") log("action", "[mcl_portal] player "..name.." teleported to Nether portal at "..pos_to_string(exit)..".")
else else
minetest.log("action", "[mcl_portal] entity teleported to Nether portal at "..minetest.pos_to_string(exit)..".") log("action", "[mcl_portal] entity teleported to Nether portal at "..pos_to_string(exit)..".")
end end
end end
local function create_portal_2(pos1, name, obj) local function create_portal_2(pos1, name, obj)
local orientation = 0 local orientation = 0
local pos2 = {x = pos1.x + 3, y = pos1.y + 3, z = pos1.z + 3} local pos2 = {x = pos1.x + 3, y = pos1.y + 3, z = pos1.z + 3}
local nodes = minetest.find_nodes_in_area(pos1, pos2, {"air"}) local nodes = find_nodes_in_area(pos1, pos2, {"air"})
if #nodes == 64 then if #nodes == 64 then
orientation = random(2) orientation = random(2)
else else
pos2.x = pos2.x - 1 pos2.x = pos2.x - 1
nodes = minetest.find_nodes_in_area(pos1, pos2, {"air"}) nodes = find_nodes_in_area(pos1, pos2, {"air"})
if #nodes == 48 then if #nodes == 48 then
orientation = 1 orientation = 1
end end
@ -389,7 +388,7 @@ local function ecb_scan_area(blockpos, action, calls_remaining, param)
-- loop in a spiral around pos -- loop in a spiral around pos
local cs, x, z, dx, dz, p0x, p0z, p1x, p1y, p1z, p2x, p2y, p2z = mcl_vars.chunk_size_in_nodes, 0, 0, 0, -1, pos.x, pos.z, pos1.x, pos1.y, pos1.z, pos2.x, pos2.y, pos2.z local cs, x, z, dx, dz, p0x, p0z, p1x, p1y, p1z, p2x, p2y, p2z = mcl_vars.chunk_size_in_nodes, 0, 0, 0, -1, pos.x, pos.z, pos1.x, pos1.y, pos1.z, pos2.x, pos2.y, pos2.z
local i_max = (cs*2-1) * (cs*2-1) local i_max = (cs*2-1) * (cs*2-1)
minetest.log("action", "[mcl_portal] Area for destination Nether portal emerged! We about to iterate " .. tostring(i_max) .. " positions of spiral around "..minetest.pos_to_string(pos)) log("action", "[mcl_portal] Area for destination Nether portal emerged! We about to iterate " .. tostring(i_max) .. " positions of spiral around "..pos_to_string(pos))
local backup_pos, bnc = nil, 0 -- 'better than nothing' local backup_pos, bnc = nil, 0 -- 'better than nothing'
@ -398,34 +397,34 @@ local function ecb_scan_area(blockpos, action, calls_remaining, param)
for i = 1, i_max do for i = 1, i_max do
local px, pz = p0x + x, p0z + z local px, pz = p0x + x, p0z + z
if ((i%100) == 1) then if ((i%100) == 1) then
minetest.log("action", "[mcl_portal] i=" ..tostring(i) .." px=" .. tostring(px) .." pz=" .. tostring(pz) .. " x:"..tostring(p1x) .."-"..tostring(p2x) .. " z:"..tostring(p1z) .."-"..tostring(p2z)) log("action", "[mcl_portal] i=" ..tostring(i) .." px=" .. tostring(px) .." pz=" .. tostring(pz) .. " x:"..tostring(p1x) .."-"..tostring(p2x) .. " z:"..tostring(p1z) .."-"..tostring(p2z))
end end
if px >= p1x and pz >= p1z and px <= p2x and pz <= p2z then if px >= p1x and pz >= p1z and px <= p2x and pz <= p2z then
p1.x, p2.x, p1.z, p2.z = px, px, pz, pz p1.x, p2.x, p1.z, p2.z = px, px, pz, pz
local nodes = minetest.find_nodes_in_area_under_air(p1, p2, {"group:building_block"}) local nodes = find_nodes_in_area_under_air(p1, p2, {"group:building_block"})
minetest.log("action", "[mcl_portal] check " .. minetest.pos_to_string(p1) .. "-" .. minetest.pos_to_string(p2) .. ": " .. tostring(nodes and #nodes)) log("action", "[mcl_portal] check " .. pos_to_string(p1) .. "-" .. pos_to_string(p2) .. ": " .. tostring(nodes and #nodes))
if nodes and #nodes > 0 then if nodes and #nodes > 0 then
for j = 1, #nodes do for j = 1, #nodes do
local node = nodes[j] local node = nodes[j]
if not minetest.is_protected(node, name) then if not is_protected(node, name) then
node.y = node.y + 2 node.y = node.y + 2
local node2 = {x = node.x, y = node.y + 2, z = node.z} local node2 = {x = node.x, y = node.y + 2, z = node.z}
if not minetest.is_protected(node2, name) then if not is_protected(node2, name) then
local nodes_j = minetest.find_nodes_in_area(node, node2, {"air"}) local nodes_j = find_nodes_in_area(node, node2, {"air"})
local nc = #nodes_j local nc = #nodes_j
if nc >= 3 then if nc >= 3 then
node2.x = node2.x + 2 node2.x = node2.x + 2
node2.z = node2.z + 2 node2.z = node2.z + 2
nodes_j = minetest.find_nodes_in_area(node, node2, {"air"}) nodes_j = find_nodes_in_area(node, node2, {"air"})
if #nodes_j == 36 then if #nodes_j == 36 then
minetest.log("action", "[mcl_portal] found space at pos "..minetest.pos_to_string(node).." - creating a portal") log("action", "[mcl_portal] found space at pos "..pos_to_string(node).." - creating a portal")
create_portal_2(node, name, obj) create_portal_2(node, name, obj)
return return
end end
elseif nc > bnc then elseif nc > bnc then
bnc = nc bnc = nc
backup_pos = {x = node.x, y = node.y-2, z = node.z} backup_pos = {x = node.x, y = node.y-2, z = node.z}
minetest.log("action", "[mcl_portal] set backup pos "..minetest.pos_to_string(backup_pos).." with "..tostring(nc).." air node(s)") log("action", "[mcl_portal] set backup pos "..pos_to_string(backup_pos).." with "..tostring(nc).." air node(s)")
end end
end end
end end
@ -439,11 +438,11 @@ local function ecb_scan_area(blockpos, action, calls_remaining, param)
px, pz = p0x + x, p0z + z px, pz = p0x + x, p0z + z
end end
if backup_pos then -- several nodes of air might be better than lava lake, right? if backup_pos then -- several nodes of air might be better than lava lake, right?
minetest.log("action", "[mcl_portal] using backup pos "..minetest.pos_to_string(backup_pos).." to create a portal") log("action", "[mcl_portal] using backup pos "..pos_to_string(backup_pos).." to create a portal")
create_portal_2(backup_pos, name, obj) create_portal_2(backup_pos, name, obj)
return return
end end
minetest.log("action", "[mcl_portal] found no space, reverting to target pos "..minetest.pos_to_string(pos).." - creating a portal") log("action", "[mcl_portal] found no space, reverting to target pos "..pos_to_string(pos).." - creating a portal")
create_portal_2(pos, name, obj) create_portal_2(pos, name, obj)
end end
@ -704,7 +703,7 @@ minetest.register_abm({
--[[ ITEM OVERRIDES ]] --[[ ITEM OVERRIDES ]]
local longdesc = minetest.registered_nodes[OBSIDIAN]._doc_items_longdesc local longdesc = registered_nodes[OBSIDIAN]._doc_items_longdesc
longdesc = longdesc .. "\n" .. S("Obsidian is also used as the frame of Nether portals.") longdesc = longdesc .. "\n" .. S("Obsidian is also used as the frame of Nether portals.")
local usagehelp = S("To open a Nether portal, place an upright frame of obsidian with a width of at least 4 blocks and a height of 5 blocks, leaving only air in the center. After placing this frame, light a fire in the obsidian frame. Nether portals only work in the Overworld and the Nether.") local usagehelp = S("To open a Nether portal, place an upright frame of obsidian with a width of at least 4 blocks and a height of 5 blocks, leaving only air in the center. After placing this frame, light a fire in the obsidian frame. Nether portals only work in the Overworld and the Nether.")
@ -720,7 +719,7 @@ minetest.override_item(OBSIDIAN, {
mcl_portals.light_nether_portal({x = x, y = y - 1, z = z}) or mcl_portals.light_nether_portal({x = x, y = y + 1, z = z}) or mcl_portals.light_nether_portal({x = x, y = y - 1, z = z}) or mcl_portals.light_nether_portal({x = x, y = y + 1, z = z}) or
mcl_portals.light_nether_portal({x = x, y = y, z = z - 1}) or mcl_portals.light_nether_portal({x = x, y = y, z = z + 1}) mcl_portals.light_nether_portal({x = x, y = y, z = z - 1}) or mcl_portals.light_nether_portal({x = x, y = y, z = z + 1})
if portals_placed then if portals_placed then
minetest.log("action", "[mcl_portal] Nether portal activated at "..minetest.pos_to_string({x=x,y=y,z=z})..".") log("action", "[mcl_portal] Nether portal activated at "..pos_to_string({x=x,y=y,z=z})..".")
if minetest.get_modpath("doc") then if minetest.get_modpath("doc") then
doc.mark_entry_as_revealed(user:get_player_name(), "nodes", PORTAL) doc.mark_entry_as_revealed(user:get_player_name(), "nodes", PORTAL)