How to implement the doubling effect?

Question

PHP

Desired result after processing

My result

$image1 = new \Imagick('image8.png');

$opacity = new \Imagick();
$opacity->newPseudoImage($image1->getImageWidth(), $image1->getImageHeight(), "gradient:");
$opacity->setImageFormat('png');
$opacity->rotateimage('black', 90);

$image2 = clone $image1;
$image2->compositeImage($opacity, \Imagick::COMPOSITE_COPYOPACITY, 0, 0);
$image1->compositeImage($image2, \Imagick::COMPOSITE_ATOP, 100, -50);

$image3 = clone $image2;
$image3->compositeImage($opacity, \Imagick::COMPOSITE_COPYOPACITY, 0, 0);
$image1->compositeImage($image3, \Imagick::COMPOSITE_ATOP, 200, -100);

header('Content-type: image/png');
echo $image1;

Answer 1

Judging by what you need, you need to do three things with the copied pictures
1. Set them to a different level of transparency (from lower to higher)
2. Apply blur (in the same way as with transparency)
3. Cut diagonally and shift the triangles