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Math.hx
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Math.hx
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/*
* Copyright (C)2005-2019 Haxe Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
package lua;
import haxe.extern.Rest;
/**
Mathematical Functions
**/
@:native("_G.math")
extern class Math {
/**
The value of pi.
**/
static var pi(default, never):Float;
/**
The value HUGE_VAL, a value larger than or equal to any other numerical value.
**/
static var huge(default, never):Float;
/**
Returns the absolute value of x.
**/
static function abs(x:Float):Float;
/**
Returns the smallest integer larger than or equal to x.
**/
static function ceil(x:Float):Int;
/**
Returns the largest integer smaller than or equal to x.
**/
static function floor(x:Float):Int;
/**
Returns the arc cosine of x (in radians).
**/
static function acos(x:Float):Float;
/**
Returns the arc sine of x (in radians).
**/
static function asin(x:Float):Float;
/**
Returns the arc tangent of x (in radians).
**/
static function atan(x:Float):Float;
/**
Returns the arc tangent of y/x (in radians), but uses the signs of both parameters to find the quadrant of the result.
(It also handles correctly the case of x being zero.)
**/
static function atan2(y:Float, x:Float):Float;
/**
Returns the cosine of x (assumed to be in radians).
**/
static function cos(x:Float):Float;
/**
Returns the hyperbolic cosine of x.
**/
static function cosh(x:Float):Float;
/**
Returns the sine of x (assumed to be in radians).
**/
static function sin(x:Float):Float;
/**
Returns the hyperbolic sine of x.
**/
static function sinh(x:Float):Float;
/**
Returns the tangent of x (assumed to be in radians)
**/
static function tan(x:Float):Float;
/**
Returns the hyperbolic tangent of x.
**/
static function tanh(x:Float):Float;
/**
Returns the angle x (given in degrees) in radians.
**/
static function rad(x:Float):Float;
/**
Returns two numbers, the integral part of x and the fractional part of x.
**/
static function modf(x:Float):Float;
/**
Returns the remainder of the division of x by y that rounds the quotient towards zero.
**/
static function fmod(x:Float):Float;
/**
Returns y-th power of x.
**/
static function pow(x:Float, y:Float):Float;
/**
Returns the square root of x.
**/
static function sqrt(x:Float):Float;
/**
Returns the value e^x.
**/
static function exp(x:Float):Float;
/**
Returns m and e such that x = m2^e, e is an integer and the absolute value of m is in the range [0.5, 1) (or zero when x is zero).
**/
static function frexp(x:Float):MathFrexpResult;
/**
Returns m2^e (e should be an integer).
**/
static function ldexp(m:Float, e:Int):Float;
/**
Returns the natural logarithm of x.
**/
static function log(x:Float):Float;
/**
Returns the base-10 logarithm of x.
**/
static function log10(x:Float):Float;
/**
Returns the maximum value among its arguments.
**/
static function max(x:Float, numbers:Rest<Float>):Float;
/**
Returns the minimum value among its arguments.
**/
static function min(x:Float, numbers:Rest<Float>):Float;
/**
Returns the angle x (given in radians) in degrees.
**/
static function deg(x:Float):Float;
/**
This function is an interface to the simple pseudo-random generator function rand provided by ANSI C.
(No guarantees can be given for its statistical properties.)
When called without arguments, returns a uniform pseudo-random real number in the range [0,1).
When called with an integer number `m`, returns a uniform pseudo-random integer in the range [1, m].
When called with two integer numbers `m` and `n`, returns a uniform pseudo-random integer in the range [m, n].
**/
static function random(?m:Float, ?n:Float):Float;
/**
Sets `x` as the "seed" for the pseudo-random generator: equal seeds produce equal sequences of numbers.
**/
static function randomseed(x:Float):Float;
}
/**
The return value of `Math.frexp`.
**/
@:multiReturn extern class MathFrexpResult {
var m:Float;
var e:Int;
}