Create dimens.xml file with screen density

dimens.php

<?php

$file = 'dimens.xml';
$ratio = 1;// change ratio with screen density. Example: ratio = 1 for values, 1.5 for values-hdpi or values-sw600dp
$tab_size = '    ';

$str = '<?xml version="1.0" encoding="utf-8"?>' . PHP_EOL;
$str .= '<resources>' . PHP_EOL . PHP_EOL;
for ($i = 1; $i <= 600; $i ++)
	$str .= $tab_size . '<dimen name="n' . $i . 'dp">' . ($i * $ratio) . 'dp</dimen>' . PHP_EOL;

for ($i = 12; $i <= 40; $i ++)
	$str .= $tab_size . '<dimen name="n' . $i . 'sp">' . ($i * $ratio) . 'sp</dimen>' . PHP_EOL;
$str .= PHP_EOL . '</resources>';

file_put_contents($file, $str);