minetest-mods/worldedit/worldedit_commands/wand.lua

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local function above_or_under(placer, pointed_thing)
if placer:get_player_control().sneak then
return pointed_thing.above
else
return pointed_thing.under
end
end
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local punched_air_time = {}
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minetest.register_tool(":worldedit:wand", {
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description = "WorldEdit Wand tool\nLeft-click to set 1st position, right-click to set 2nd",
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inventory_image = "worldedit_wand.png",
stack_max = 1, -- there is no need to have more than one
liquids_pointable = true, -- ground with only water on can be selected as well
on_use = function(itemstack, placer, pointed_thing)
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if placer == nil or pointed_thing == nil then return end
local name = placer:get_player_name()
if pointed_thing.type == "node" then
-- set and mark pos1
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worldedit.pos1[name] = above_or_under(placer, pointed_thing)
worldedit.mark_pos1(name)
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elseif pointed_thing.type == "nothing" then
local now = minetest.get_us_time()
if now - (punched_air_time[name] or 0) < 1000 * 1000 then
-- reset markers
worldedit.registered_commands["reset"].func(name)
end
punched_air_time[name] = now
elseif pointed_thing.type == "object" then
local entity = pointed_thing.ref:get_luaentity()
if entity and entity.name == "worldedit:pos2" then
-- set pos1 = pos2
worldedit.pos1[name] = worldedit.pos2[name]
worldedit.mark_pos1(name)
end
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end
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end,
on_place = function(itemstack, placer, pointed_thing)
if placer == nil or (pointed_thing or {}).type ~= "node" then
return itemstack
end
local name = placer:get_player_name()
-- set and mark pos2
worldedit.pos2[name] = above_or_under(placer, pointed_thing)
worldedit.mark_pos2(name)
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return itemstack -- nothing consumed, nothing changed
end,
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on_secondary_use = function(itemstack, user, pointed_thing)
if user == nil or (pointed_thing or {}).type ~= "object" then
return itemstack
end
local name = user:get_player_name()
local entity = pointed_thing.ref:get_luaentity()
if entity and entity.name == "worldedit:pos1" then
-- set pos2 = pos1
worldedit.pos2[name] = worldedit.pos1[name]
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worldedit.mark_pos2(name)
end
return itemstack -- nothing consumed, nothing changed
end,
})