Difference between revisions of "Module:Failure rate table"
m (Edsrzf moved page Module:Success rate table to Module:Failure rate table without leaving a redirect) |
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| Line 36: | Line 36: | ||
function p.table(frame) | function p.table(frame) | ||
| − | return table._table(frame.args[1], | + | local inputs = {0, 1, 3, 5, 7, 10, 15, 20, 25, 27} |
| + | return table._table(frame.args[1], 10, {inputs = inputs, format = format}, "Failure rate(%)", success_func(frame.args[2], frame.args[3])) | ||
end | end | ||
return p | return p | ||
Latest revision as of 04:09, 1 July 2015
Documentation for this module may be created at Module:Failure rate table/doc
local table = require("Module:Calculated table")
local p = {}
-- translated from spl-cast.cc
local function tetrahedral_number(n)
return math.floor(n * (n+1) * (n+2) / 6)
end
-- translated from spl-cast.cc
local function true_fail_rate(raw_fail)
local outcomes = 101 * 101 * 100
local target = raw_fail * 3
if target <= 100 then
return tetrahedral_number(target) / outcomes
elseif target <= 200 then
return (tetrahedral_number(target) - 2 * tetrahedral_number(target - 101) - tetrahedral_number(target - 100)) / outcomes
end
return (outcomes - tetrahedral_number(300 - target)) / outcomes
end
local function success_func(base_fail, scale)
return function(env)
local skill = env.x
local fail = base_fail - scale*skill
if fail <= 0 then
return 0
end
return true_fail_rate(base_fail - scale*skill)
end
end
local function format(n)
return ("%.2f%%"):format(100*n)
end
function p.table(frame)
local inputs = {0, 1, 3, 5, 7, 10, 15, 20, 25, 27}
return table._table(frame.args[1], 10, {inputs = inputs, format = format}, "Failure rate(%)", success_func(frame.args[2], frame.args[3]))
end
return p
