/members-area/personalblogs/b/nexgen-flight-simuator/posts/flight-simulator-101-or-back-to-college---part-3-euler-anglesEuler Angles are three angles introduced by Leonhard Euler (1776) to describe the orientation of a rigid body . To describe such an orientation in 3-Dimensional Euclidean Space three angles are required. Euler Angles provide a way to represent th...en-USTelligent Community 12https://community.element14.com/members-area/personalblogs/b/nexgen-flight-simuator/posts/flight-simulator-101-or-back-to-college---part-3-euler-anglesTue, 25 Dec 2012 21:03:55 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:844b5553-d0ea-4437-9edc-60402e3979eeDAB1<p>I can add a little information here.</p><p>&nbsp;</p><p>The Quaternion concept came about when the initial flight simulations tried to operate near the north and south poles.&nbsp; Trigonometry does a lot of wierd stuff when angles go to zero, especially when you are dealing with raw latitude and longitude values.</p><p>&nbsp;</p><p>The quaternion matices enable your internal navigation units to smoothly flow from one quadrant to another in these circumstances.&nbsp; While the math was a little more complex, the change quickly compensated for the zero angle errors for full world wide navigation.</p><p>&nbsp;</p><p>Good post Chris,</p><p>&nbsp;</p><p>DAB</p><img src="https://community.element14.com/aggbug?PostID=16029&AppID=300&AppType=Weblog&ContentType=0" width="1" height="1">