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Move math.hypot() to misc_helpers.lua and fix zero-division error
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@ -106,13 +106,3 @@ function minetest.formspec_escape(str)
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return str
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end
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function math.hypot(x, y)
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local t
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x = math.abs(x)
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y = math.abs(y)
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t = math.min(x, y)
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x = math.max(x, y)
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t = t / x
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return x * math.sqrt(1 + t * t)
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end
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@ -91,4 +91,14 @@ function minetest.pos_to_string(pos)
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return "(" .. pos.x .. "," .. pos.y .. "," .. pos.z .. ")"
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end
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function math.hypot(x, y)
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local t
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x = math.abs(x)
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y = math.abs(y)
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t = math.min(x, y)
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x = math.max(x, y)
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if x == 0 then return 0 end
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t = t / x
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return x * math.sqrt(1 + t * t)
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end
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