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