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Added RandomDataGenerator.sign (returns -1 or +1)

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This commit is contained in:
Taylan Kasap 2016-02-07 14:19:28 +02:00
parent 1465d18d6b
commit 1310daa9af
1 changed files with 12 additions and 0 deletions
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12
src/math/RandomDataGenerator.js
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@ -268,6 +268,18 @@ Phaser.RandomDataGenerator.prototype = {
},
/**
* Returns a sign to be used with multiplication operator.
*
* @method Phaser.RandomDataGenerator#sign
* @return {number} -1 or +1.
*/
sign: function () {
return this.pick([-1, 1]);
},
/**
* Returns a random member of `array`, favoring the earlier entries.
*