View Full Version : Camera focal length
04-10-2012, 12:53 PM
How do you find the focal length of a camera in opengl, that is from the eye to the focal point.
04-10-2012, 02:24 PM
focalLength = senzorSize / (2 * tan(FOV/2))
But that is a common equation. OpenGL does not impose any restriction to that calculation.
Powered by vBulletin® Version 4.2.3 Copyright © 2017 vBulletin Solutions, Inc. All rights reserved.