Long description

The positive x axis points to the right, the positive y axis points downward, and the positive z axis points away from the observer. Block 1 is a rectangular plane labeled parent element is placed along the x y plane. There are 2 small boxes that appear on the rectangular plane, one at the top left in the negative x y plane and the other at the bottom right in the positive x y plane. There is a text written in the middle of rectangular plane that reads, child element as it appears due to perspective. An arrow labeled perspective depth appearing from the negative z axis points toward the center of the rectangular plane. The perspective depth is given as perspective colon 200 p x. Block 2 shows 2 small boxes that appear behind block 1, where one of the boxes appears at the top left in the x y plane and the other appears at the bottom right in the x y plane. The box that appears at the top left is labeled child element positioned in z space. The position of the box is given as transform Z open parenthesis 200 p x close parenthesis. The box that appears at the bottom right is labeled child element. The position of the box is given as transform Z open parenthesis 120 p x close parenthesis.