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Fix old bugs, add new bugs to Nether portals feature branch

This commit is contained in:
kay27 2021-03-18 02:57:31 +04:00
parent c4f4ede29a
commit e4840e4170
1 changed files with 28 additions and 12 deletions
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38
mods/ITEMS/mcl_portals/portal_nether.lua
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@ -368,12 +368,12 @@ end
local function create_portal_2(pos1, name, obj)
local orientation = 0
local pos2 = {x = pos1.x + 3, y = pos1.y + 3, z = pos1.z + 3}
local nodes = minetest.find_nodes_in_area_under_air(pos1, pos2, {"air"})
local nodes = minetest.find_nodes_in_area(pos1, pos2, {"air"})
if #nodes == 64 then
orientation = random(2)
else
pos2.x = pos2.x - 1
nodes = minetest.find_nodes_in_area_under_air(pos1, pos2, {"air"})
nodes = minetest.find_nodes_in_area(pos1, pos2, {"air"})
if #nodes == 48 then
orientation = 1
end
@ -391,31 +391,41 @@ local function ecb_scan_area(blockpos, action, calls_remaining, param)
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))
local backup_pos, bnc = nil, 0 -- 'better than nothing'
local p1 = {x=0, y=p1y, z=0}
local p2 = {x=0, y=p2y, z=0}
for i = 1, i_max do
local px, pz = p0x + x, p0z + z
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))
end
if px >= p1x and pz >= p1z and px <= p2x and pz <= p2z then
local p1 = {x=px, y=p1y, z=pz}
local p2 = {x=px, y=p2y, z=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"})
minetest.log("action", "[mcl_portal] check " .. minetest.pos_to_string(p1) .. "-" .. minetest.pos_to_string(p2) .. ": " .. tostring(nodes and #nodes))
if nodes and #nodes > 3 then
if nodes and #nodes > 0 then
for j = 1, #nodes do
local node = nodes[j]
if not minetest.is_protected(node, name) then
p.y = node.y + 2
node.y = node.y + 1
local node2 = {x = p.x, y = p.y + 2, z = p.z}
node.y = node.y + 2
local node2 = {x = node.x, y = node.y + 2, z = node.z}
if not minetest.is_protected(node2, name) then
local nodes_j = minetest.find_nodes_in_area_under_air(p, node2, {"air"})
if #nodes_j == 3 then
local nodes_j = minetest.find_nodes_in_area(node, node2, {"air"})
local nc = #nodes_j
if nc >= 3 then
node2.x = node2.x + 2
node2.z = node2.z + 2
nodes_j = minetest.find_nodes_in_area_under_air(node, node2, {"air"})
nodes_j = minetest.find_nodes_in_area(node, node2, {"air"})
if #nodes_j == 36 then
minetest.log("action", "[mcl_portal] found space at pos "..minetest.pos_to_string(node).." - creating a portal")
create_portal_2(node, name, obj)
return
end
elseif nc > bnc then
bnc = nc
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)")
end
end
end
@ -428,6 +438,12 @@ local function ecb_scan_area(blockpos, action, calls_remaining, param)
x, z = x+dx, z+dz
px, pz = p0x + x, p0z + z
end
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")
create_portal_2(backup_pos, name, obj)
return
end
minetest.log("action", "[mcl_portal] found no space, reverting to target pos "..minetest.pos_to_string(pos).." - creating a portal")
create_portal_2(pos, name, obj)
end