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clarified rng variable name, but also removed warning for _ prefixed variables as they are used to signal internal/private variables rather than unused variables.
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cb3083bc79
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@ -4,6 +4,7 @@ return {
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"211", -- Unused local variable.
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"211", -- Unused local variable.
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"212/self", -- Unused argument self.
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"212/self", -- Unused argument self.
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"213", -- Unused loop variable.
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"213", -- Unused loop variable.
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"214", -- used _ prefix variable (we use this often to indicate private variables, not unused)
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"631", -- Line is too long.
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"631", -- Line is too long.
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},
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},
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files = {
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files = {
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12
mathx.lua
12
mathx.lua
@ -126,20 +126,20 @@ end
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--todo: more easings - back, bounce, elastic
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--todo: more easings - back, bounce, elastic
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--(internal; use a provided random generator object, or not)
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--(internal; use a provided random generator object, or not)
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local function _random(_r, ...)
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local function _random(rng, ...)
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if _r then return _r:random(...) end
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if rng then return rng:random(...) end
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if love then return love.math.random(...) end
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if love then return love.math.random(...) end
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return math.random(...)
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return math.random(...)
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end
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end
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--return a random sign
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--return a random sign
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function mathx.random_sign(_r)
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function mathx.random_sign(rng)
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return _random(_r) < 0.5 and -1 or 1
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return _random(rng) < 0.5 and -1 or 1
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end
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end
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--return a random value between two numbers (continuous)
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--return a random value between two numbers (continuous)
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function mathx.random_lerp(min, max, _r)
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function mathx.random_lerp(min, max, rng)
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return mathx.lerp(min, max, _random(_r))
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return mathx.lerp(min, max, _random(rng))
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end
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end
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--nan checking
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--nan checking
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