/**
* @return int offset
*/
public static function createVec3(FlatBufferBuilder $builder, $x, $y, $z, $test1, $test2, $test3_a, $test3_b)
{
$builder->prep(16, 32);
$builder->pad(2);
$builder->prep(2, 4);
$builder->pad(1);
$builder->putSbyte($test3_b);
$builder->putShort($test3_a);
$builder->pad(1);
$builder->putSbyte($test2);
$builder->putDouble($test1);
$builder->pad(4);
$builder->putFloat($z);
$builder->putFloat($y);
$builder->putFloat($x);
return $builder->offset();
}