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sino.math

Mathematical utilities and constants.

Import:

import Math from "sino.math"

Constants

Math.PI​

The value of π.

Math.E​

The value of Euler's number.

Math.INFINITY​

Positive infinity.

Math.NAN​

Not-a-number value.

Math:abs(number)​

Returns the absolute value.

Math:sqrt(number)​

Returns the square root.

Math:pow(base, exponent)​

Raises a number to a power.

Math:max(a, b)​

Returns the larger value.

Math:max(4, 9)
-- 9

Math:min(a, b)​

Returns the smaller value.

Math:min(4, 9)
-- 4

Math:floor(number)​

Rounds down.

Math:ceil(number)​

Rounds up.

Math:round(number)​

Rounds to the nearest whole number.

Math:clamp(value, min, max)​

Limits a value to a range.

Math:sign(number)​

Returns:

  • 1 if positive
  • -1 if negative
  • 0 if zero
Math:sign(-8)
-- -1

Math:sin(radians)​

Returns the sine of an angle.

Math:cos(radians)​

Returns the cosine of an angle.

Math:tan(radians)​

Returns the tangent of an angle.

Math:asin(number)​

Returns the inverse sine.

Math:acos(number)​

Returns the inverse cosine.

Math:atan(number)​

Returns the inverse tangent.

Math:atan2(y, x)​

Returns the angle from coordinates.

Math:random(min?, max?)​

Returns a random number.

Forms:

  • Math:random()
  • Math:random(max)
  • Math:random(min, max)

Math:lerp(a, b, t)​

Linearly interpolates between two values.

t = 0 returns a

t = 1 returns b

Math:lerp(10, 20, 0.5)
-- 15