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Random generator with signed int/float methods

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Shoghi Cervantes 2014-02-11 22:28:53 +01:00
parent 3cbcb4871a
commit 26772082da
1 changed files with 8 additions and 0 deletions
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8
src/utils/Random.php
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@ -47,10 +47,18 @@ class Random{
return Utils::readInt($this->nextBytes(4)) & 0x7FFFFFFF; return Utils::readInt($this->nextBytes(4)) & 0x7FFFFFFF;
} }
public function nextSignedInt(){
return Utils::readInt($this->nextBytes(4));
}
public function nextFloat(){ public function nextFloat(){
return $this->nextInt() / 0x7FFFFFFF; return $this->nextInt() / 0x7FFFFFFF;
} }
public function nextSignedFloat(){
return $this->nextSignedInt() / 0x7FFFFFFF;
}
public function nextBytes($byteCount){ public function nextBytes($byteCount){
$bytes = ""; $bytes = "";
for($i = 0; $i < $byteCount; ++$i){ for($i = 0; $i < $byteCount; ++$i){