Namespace SpiderGL.Math

The SpiderGL.Math namespace.

Defined in: math.js

Namespace Summary
Constructor Attributes	Constructor Name and Description
	SpiderGL.Math The SpiderGL.Math namespace.

Field Summary
Field Attributes	Field Name and Description
<static> <constant>	SpiderGL.Math.DEG_TO_RAD Scale factor for degrees to radians conversion.
<static> <constant>	SpiderGL.Math.E Alias for Math.E.
<static> <constant>	SpiderGL.Math.INFINITY Alias for global Infinity.
<static> <constant>	SpiderGL.Math.LN10 Alias for Math.LN10.
<static> <constant>	SpiderGL.Math.LN2 Alias for Math.LN2.
<static> <constant>	SpiderGL.Math.LOG10E Alias for Math.LOG10E.
<static> <constant>	SpiderGL.Math.LOG2E Alias for Math.LOG2E.
<static> <constant>	SpiderGL.Math.MAX_NUMBER Alias for SpiderGL.Math.MAX_VALUE.
<static> <constant>	SpiderGL.Math.MAX_VALUE Alias for Number.MAX_VALUE.
<static> <constant>	SpiderGL.Math.MIN_NUMBER Alias for -SpiderGL.Math.MAX_VALUE.
<static> <constant>	SpiderGL.Math.MIN_VALUE Alias for Number.MIN_VALUE.
<static> <constant>	SpiderGL.Math.NAN Alias for Number.NaN.
<static> <constant>	SpiderGL.Math.PI Alias for Math.PI.
<static> <constant>	SpiderGL.Math.RAD_TO_DEG Scale factor for radians to degrees conversion.
<static> <constant>	SpiderGL.Math.SQRT2 Alias for Math.SQRT2.

Method Summary

Method Attributes	Method Name and Description
<static>	SpiderGL.Math.abs(x) Alias for Math.abs.
<static>	SpiderGL.Math.acos(x) Alias for Math.acos.
<static>	SpiderGL.Math.asin(x) Alias for Math.asin.
<static>	SpiderGL.Math.atan(x) Alias for Math.atan2.
<static>	SpiderGL.Math.atan2(y, x) Alias for Math.atan2.
<static>	SpiderGL.Math.ceil(x) Alias for Math.ceil.
<static>	SpiderGL.Math.clamp(x, min, max) Clamps a number over a range.
<static>	SpiderGL.Math.cos(x) Alias for Math.cos.
<static>	SpiderGL.Math.degToRad(x) Converts degrees to radians.
<static>	SpiderGL.Math.exp(x) Alias for Math.exp.
<static>	SpiderGL.Math.floor(x) Alias for Math.floor.
<static>	SpiderGL.Math.lerp(x, y, t) Linear interpolation between two numbers.
<static>	SpiderGL.Math.ln(x) Alias for Math.log.
<static>	SpiderGL.Math.log(x) Alias for Math.log.
<static>	SpiderGL.Math.log10(x) Logarithm base 10.
<static>	SpiderGL.Math.log2(x) Logarithm base 2.
<static>	SpiderGL.Math.max(args) Alias for Math.max.
<static>	SpiderGL.Math.min(args) Alias for Math.min.
<static>	SpiderGL.Math.pow(x, x) Alias for Math.pow.
<static>	SpiderGL.Math.project(xyzw, modelViewProjectionMatrix, viewport, depthRange)
<static>	SpiderGL.Math.radToDeg(x) Converts radians to degrees.
<static>	SpiderGL.Math.random() Alias for Math.random.
<static>	SpiderGL.Math.random01() Alias for SpiderGL.Math.random.
<static>	SpiderGL.Math.random11() Generates a random number between -1.0 and 1.0.
<static>	SpiderGL.Math.randomRange(min, max) Generates a random number between a and b.
<static>	SpiderGL.Math.round(x) Alias for Math.round.
<static>	SpiderGL.Math.sin(x) Alias for Math.sin.
<static>	SpiderGL.Math.sqrt(x) Alias for Math.sqrt.
<static>	SpiderGL.Math.tan(x) Alias for Math.tan.
<static>	SpiderGL.Math.unproject(xyz, modelViewProjectionMatrixInverse, viewport, depthRange)

Namespace Detail

SpiderGL.Math

The SpiderGL.Math namespace.

Field Detail

<static> <constant> {number} SpiderGL.Math.DEG_TO_RAD

Scale factor for degrees to radians conversion. It is equal to PI / 180.

<static> <constant> {number} SpiderGL.Math.E

Alias for Math.E.

<static> <constant> {number} SpiderGL.Math.INFINITY

Alias for global Infinity.

<static> <constant> {number} SpiderGL.Math.LN10

Alias for Math.LN10.

<static> <constant> {number} SpiderGL.Math.LN2

Alias for Math.LN2.

<static> <constant> {number} SpiderGL.Math.LOG10E

Alias for Math.LOG10E.

<static> <constant> {number} SpiderGL.Math.LOG2E

Alias for Math.LOG2E.

<static> <constant> {number} SpiderGL.Math.MAX_NUMBER

Alias for SpiderGL.Math.MAX_VALUE.

<static> <constant> {number} SpiderGL.Math.MAX_VALUE

Alias for Number.MAX_VALUE.

<static> <constant> {number} SpiderGL.Math.MIN_NUMBER

Alias for -SpiderGL.Math.MAX_VALUE.

<static> <constant> {number} SpiderGL.Math.MIN_VALUE

Alias for Number.MIN_VALUE.

<static> <constant> {number} SpiderGL.Math.NAN

Alias for Number.NaN.

<static> <constant> {number} SpiderGL.Math.PI

Alias for Math.PI.

<static> <constant> {number} SpiderGL.Math.RAD_TO_DEG

Scale factor for radians to degrees conversion. It is equal to 180 / PI.

<static> <constant> {number} SpiderGL.Math.SQRT2

Alias for Math.SQRT2.

Method Detail

<static> {number} SpiderGL.Math.abs(x)

Alias for Math.abs.

Parameters:

{number} x

A number.

Returns:

{number} The absolute value of x.
<static> {number} SpiderGL.Math.acos(x)

Alias for Math.acos.

Parameters:

{number} x

The input cosine.

Returns:

{number} The arccosine of x, in radians.
<static> {number} SpiderGL.Math.asin(x)

Alias for Math.asin.

Parameters:

{number} x

The input sine.

Returns:

{number} The arcsine of x, in radians.
<static> {number} SpiderGL.Math.atan(x)

Alias for Math.atan2.

Parameters:

{number} x

The input number.

Returns:

{number} The arctangent of x as a numeric value between -PI/2 and PI/2 radians.
<static> {number} SpiderGL.Math.atan2(y, x)

Alias for Math.atan2.

Parameters:

{number} y

A number.

{number} x

A number.

Returns:

{number} The the arctangent of the quotient of its arguments as a numeric value between PI and -PI.
<static> {number} SpiderGL.Math.ceil(x)

Alias for Math.ceil.

Parameters:

{number} x

The input number.

Returns:

{number} x rounded upwards to the nearest integer.
<static> {number} SpiderGL.Math.clamp(x, min, max)

Clamps a number over a range.

Parameters:

{number} x

The number to clamp.

{number} min

The lower bound.

{number} max

The upper bound.

Returns:

{number} min if x < min, max if x > max, x otherwise.
<static> {number} SpiderGL.Math.cos(x)

Alias for Math.cos.

Parameters:

{number} x

The input angle, in radians.

Returns:

{number} The cosine of x.
<static> {number} SpiderGL.Math.degToRad(x)

Converts degrees to radians.

Parameters:

{number} x

The input angle, in degrees.

Returns:

{number} x in radians.
<static> {number} SpiderGL.Math.exp(x)

Alias for Math.exp.

Parameters:

{number} x

The input number.

Returns:

{number} E raised to x.
<static> {number} SpiderGL.Math.floor(x)

Alias for Math.floor.

Parameters:

{number} x

The input number.

Returns:

{number} x rounded downwards to the nearest integer.
<static> {number} SpiderGL.Math.lerp(x, y, t)

Linear interpolation between two numbers.

Parameters:

{number} x

The start interpolation bound.

{number} y

The stop interpolation bound.

{number} t

The interpolation factor, between 0 and 1..

Returns:

{number} The interpolated value (1-t)*x + t*y.
<static> {number} SpiderGL.Math.ln(x)

Alias for Math.log. Same as SpiderGL.Math.log.

Parameters:

{number} x

The input number.

Returns:

{number} The natural logarithm (base E) of x.
<static> {number} SpiderGL.Math.log(x)

Alias for Math.log.

Parameters:

{number} x

The input number.

Returns:

{number} The natural logarithm (base E) of x.
<static> {number} SpiderGL.Math.log10(x)

Logarithm base 10.

Parameters:

{number} x

The input number.

Returns:

{number} The base 10 logarithm of x.
<static> {number} SpiderGL.Math.log2(x)

Logarithm base 2.

Parameters:

{number} x

The input number.

Returns:

{number} The base 2 logarithm of x.
<static> {number} SpiderGL.Math.max(args)

Alias for Math.max.
```
var x = SpiderGL.Math.max(3, 1.56, 2.1); // x == 3
```
Parameters:

{number} args

Variable number of arguments

Returns:

{number} The number with the highest value.
<static> {number} SpiderGL.Math.min(args)

Alias for Math.min.
```
var x = SpiderGL.Math.min(3, 1.56, 2.1); // x == 1.56
```
Parameters:

{number} args

Variable number of arguments

Returns:

{number} The number with the lowest value.
<static> {number} SpiderGL.Math.pow(x, x)

Alias for Math.pow.

Parameters:

{number} x

The base number.

{number} x

The exponent number.

Returns:

{number} The value of x to the power of y.
<static> SpiderGL.Math.project(xyzw, modelViewProjectionMatrix, viewport, depthRange)

Parameters:

xyzw

modelViewProjectionMatrix

viewport

depthRange
<static> {number} SpiderGL.Math.radToDeg(x)

Converts radians to degrees.

Parameters:

{number} x

The input angle, in radians.

Returns:

{number} x in degrees.
<static> {number} SpiderGL.Math.random()

Alias for Math.random.

Returns:

{number} A random number between 0.0 and 1.0, inclusive.
<static> {number} SpiderGL.Math.random01()

Alias for SpiderGL.Math.random.

Returns:

{number} A random number between 0.0 and 1.0, inclusive.
<static> {number} SpiderGL.Math.random11()

Generates a random number between -1.0 and 1.0.

Returns:

{number} A random number between -1.0 and 1.0, inclusive.
<static> {number} SpiderGL.Math.randomRange(min, max)

Generates a random number between a and b.

Parameters:

{number} min

The range low end-point.

{number} max

The range high end-point.

Returns:

{number} A random number between min and max, inclusive.

<static> {number} SpiderGL.Math.round(x)

Alias for Math.round.

var a = SpiderGL.Math.round(    3); // a ==  3
var b = SpiderGL.Math.round(   -4); // b == -4
var c = SpiderGL.Math.round( 7.21); // c ==  7
var d = SpiderGL.Math.round( 7.56); // d ==  8
var e = SpiderGL.Math.round(-7.56); // e == -8
var f = SpiderGL.Math.round(-7.21); // f == -7

Parameters:
{number} x: The input number.

Returns:: {number} x rounded to the nearest integer.

<static> {number} SpiderGL.Math.sin(x)

Alias for Math.sin.

Parameters:

{number} x

The input angle, in radians.

Returns:

{number} The sine of x.
<static> {number} SpiderGL.Math.sqrt(x)

Alias for Math.sqrt.

Parameters:

{number} x

The input number.

Returns:

{number} The square root of x.
<static> {number} SpiderGL.Math.tan(x)

Alias for Math.tan.

Parameters:

{number} x

The input angle, in radians.

Returns:

{number} The tangent of x.
<static> SpiderGL.Math.unproject(xyz, modelViewProjectionMatrixInverse, viewport, depthRange)

Parameters:

xyz

modelViewProjectionMatrixInverse

viewport

depthRange

Classes

Namespace SpiderGL.Math

Method Summary

Namespace Detail

Field Detail

Method Detail