Phaser. RandomDataGenerator

new RandomDataGenerator(seeds)

An extremely useful repeatable random data generator.

Based on Nonsense by Josh Faul https://github.com/jocafa/Nonsense.

The random number genererator is based on the Alea PRNG, but is modified.

  • https://github.com/coverslide/node-alea
  • https://github.com/nquinlan/better-random-numbers-for-javascript-mirror
  • http://baagoe.org/en/wiki/Better_random_numbers_for_javascript (original, perm. 404)
Parameters:
Name Type Argument Description
seeds Array.<any> <optional>

An array of values to use as the seed.

Source - math/RandomDataGenerator.js, line 23

Methods

angle() → {number}

Returns a random angle between -180 and 180.

Returns:
number -

A random number between -180 and 180.

Source - math/RandomDataGenerator.js, line 291

between(min, max) → {number}

Returns a random integer between and including min and max. This method is an alias for RandomDataGenerator.integerInRange.

Parameters:
Name Type Description
min number

The minimum value in the range.

max number

The maximum value in the range.

Returns:
number -

A random number between min and max.

Source - math/RandomDataGenerator.js, line 191

frac() → {number}

Returns a random real number between 0 and 1.

Returns:
number -

A random real number between 0 and 1.

Source - math/RandomDataGenerator.js, line 153

integer() → {number}

Returns a random integer between 0 and 2^32.

Returns:
number -

A random integer between 0 and 2^32.

Source - math/RandomDataGenerator.js, line 141

integerInRange(min, max) → {number}

Returns a random integer between and including min and max.

Parameters:
Name Type Description
min number

The minimum value in the range.

max number

The maximum value in the range.

Returns:
number -

A random number between min and max.

Source - math/RandomDataGenerator.js, line 177

normal() → {number}

Returns a random real number between -1 and 1.

Returns:
number -

A random real number between -1 and 1.

Source - math/RandomDataGenerator.js, line 220

pick(ary) → {any}

Returns a random member of array.

Parameters:
Name Type Description
ary Array

An Array to pick a random member of.

Returns:
any -

A random member of the array.

Source - math/RandomDataGenerator.js, line 251

real() → {number}

Returns a random real number between 0 and 2^32.

Returns:
number -

A random real number between 0 and 2^32.

Source - math/RandomDataGenerator.js, line 165

realInRange(min, max) → {number}

Returns a random real number between min and max.

Parameters:
Name Type Description
min number

The minimum value in the range.

max number

The maximum value in the range.

Returns:
number -

A random number between min and max.

Source - math/RandomDataGenerator.js, line 206

sow(seeds)

Reset the seed of the random data generator.

Note: the seed array is only processed up to the first undefined (or null) value, should such be present.

Parameters:
Name Type Description
seeds Array.<any>

The array of seeds: the toString() of each value is used.

Source - math/RandomDataGenerator.js, line 76

timestamp(min, max) → {number}

Returns a random timestamp between min and max, or between the beginning of 2000 and the end of 2020 if min and max aren't specified.

Parameters:
Name Type Description
min number

The minimum value in the range.

max number

The maximum value in the range.

Returns:
number -

A random timestamp between min and max.

Source - math/RandomDataGenerator.js, line 277

uuid() → {string}

Returns a valid RFC4122 version4 ID hex string from https://gist.github.com/1308368

Returns:
string -

A valid RFC4122 version4 ID hex string

Source - math/RandomDataGenerator.js, line 232

weightedPick(ary) → {any}

Returns a random member of array, favoring the earlier entries.

Parameters:
Name Type Description
ary Array

An Array to pick a random member of.

Returns:
any -

A random member of the array.

Source - math/RandomDataGenerator.js, line 264
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