/**
* Renders the image
*
* Starts rendering an image with given size into the given file.
*
* @param integer $x Width
* @param integer $y Height
* @param string $file Filename
* @return boolean Success
*/
public function render($x, $y, $file)
{
if ((is_file($file) || !is_writeable(dirname($file))) && (!is_file($file) || !is_writeable($file)) && !preg_match('/^\\s*php:\\/\\/(stdout|output)\\s*$/i', $file)) {
// Hack because stdout is not writeable
throw new Exception('Cannot write outputfile.');
}
$x = min(1280, max(0, (int) $x));
$y = min(1280, max(0, (int) $y));
$this->_renderer->setSize($x, $y);
$this->_renderer->setBackgroundColor($this->_color);
$this->_renderer->addObjects($this->_objects);
$this->_renderer->addLights($this->_lights);
$this->_renderer->setDriver($this->_driver);
return $this->_renderer->render($file);
}
