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Make sure blocks stay force-loaded so long as anyone online is force-loading them #20

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Make sure blocks stay force-loaded so long as anyone online is force-loading them #20

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23 changes: 22 additions & 1 deletion tubelib/forceload.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -221,8 +221,29 @@ minetest.register_on_joinplayer(function(player)
end)

minetest.register_on_leaveplayer(function(player)
local all_players = minetest.get_connected_players()
local all_other_forceloads = {}
for _,other_player in ipairs(all_players) do
if other_player ~= player then
for _,other_pos in ipairs(get_pos_list(other_player)) do
local other_corner = calc_area(other_pos)
table.insert(all_other_forceloads, other_corner)
end
end
end
local function loaded_by_another(pos)
local corner = calc_area(pos)
for _,other_corner in ipairs(all_other_forceloads) do
if vector.equals(corner, other_corner) then
return true
end
end
return false
end
for _,pos in ipairs(get_pos_list(player)) do
minetest.forceload_free_block(pos, true)
if not loaded_by_another(pos) then
minetest.forceload_free_block(pos, true)
end
end
end)

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