public function scale($iWidthNew, $iHeightNew, $bResample = false)
{
$iWidth = $this->getWidth();
$iHeight = $this->getHeight();
if ($iWidthNew == $iWidth && $iHeightNew == $iHeight) {
// yeah, sure
return;
}
$scaledImage = new GDImage($iWidthNew, $iHeightNew);
$scaledImage->setAntiAlias($this->isAntiAlias());
$scaledImage->setAlphaBlending($this->isAlphaBlending());
$scaledImage->set8BitAlpha($this->is8BitAlpha());
if ($bResample) {
$scaledImage->copyResampled($this, 0, 0, 0, 0, $iWidthNew, $iHeightNew, $iWidth, $iHeight);
} else {
$scaledImage->copyResized($this, 0, 0, 0, 0, $iWidthNew, $iHeightNew, $iWidth, $iHeight);
}
$this->replace($scaledImage);
}