Minetest-WorldEditAdditions/worldeditadditions_commands/commands/bonemeal.lua

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local we_c = worldeditadditions_commands
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worldedit.register_command("bonemeal", {
params = "[<strength> [<chance>]]",
description = "Bonemeals everything that's bonemeal-able that has an air node directly above it. Optionally takes a strength value to use (default: 1, maximum: 4), and a chance to actually bonemeal an eligible node (positive integer; nodes have a 1-in-<chance> chance to be bonemealed; higher values mean a lower chance; default: 1 - 100% chance).",
privs = { worldedit = true },
require_pos = 2,
parse = function(params_text)
if not params_text or params_text == "" then
params_text = "1"
end
local parts = worldeditadditions.split_shell(params_text, "%s+", false)
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local strength = 1
local chance = 1
if #parts >= 1 then
strength = tonumber(parts[1])
if not strength then
return false, "Invalid strength value (value must be an integer)"
end
end
if #parts >= 2 then
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chance = worldeditadditions.parse.chance(parts[2])
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if not chance then
return false, "Invalid chance value (must be a positive integer)"
end
end
if strength < 1 or strength > 4 then
return false, "Error: strength value out of bounds (value must be an integer between 1 and 4 inclusive)"
end
-- We unconditionally math.floor here because when we tried to test for it directly it was unreliable
return true, math.floor(strength), math.floor(chance)
end,
nodes_needed = function(name) -- strength, chance
-- Since every node has to have an air block, in the best-case scenario
-- edit only half the nodes in the selected area
return worldedit.volume(worldedit.pos1[name], worldedit.pos2[name]) / 2
end,
func = function(name, strength, chance)
local start_time = worldeditadditions.get_ms_time()
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local success, nodes_bonemealed, candidates = worldeditadditions.bonemeal(worldedit.pos1[name], worldedit.pos2[name], strength, chance)
if not success then
-- nodes_bonemealed is an error message here because success == false
return success, nodes_bonemealed
end
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local percentage = worldeditadditions.round((nodes_bonemealed / candidates)*100, 2)
local time_taken = worldeditadditions.get_ms_time() - start_time
-- Avoid nan% - since if there aren't any candidates then nodes_bonemealed will be 0 too
if candidates == 0 then percentage = 0 end
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minetest.log("action", name .. " used //bonemeal at "..worldeditadditions.vector.tostring(worldedit.pos1[name]).." - "..worldeditadditions.vector.tostring(worldedit.pos2[name])..", bonemealing " .. nodes_bonemealed.." nodes (out of "..candidates.." nodes) at strength "..strength.." in "..time_taken.."s")
return true, nodes_bonemealed.." out of "..candidates.." (~"..percentage.."%) candidates bonemealed in "..worldeditadditions.format.human_time(time_taken)
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end
})