DirectX is a left handed coordinate system Right cross Forwa

DirectX is a left handed coordinate system. Right (cross) Forward => Up means what in terms of orthogonal vectors and in relation to say a player or a camera or some other 3D object in 3D space?

Solution

A GameObject:

Orthogonal matrix:

it serves for projecting 3D point into 2D without saving 3D illusion.

       This type of projection is often used for drawing UI sprites or text – those objects usually should not be resized regardless of their distance from camera.