plib-devel

[Plib-devel] hpr?

[Philippe C.D. R. <ro...@ia...>]

Hi,

I have just a simple question... how exactly are the hpr angles defined
(what coordinate axis order, which direction)? 

thx,

sweet dreams, Phil
--
Philippe C.D. Robert | http://www.iam.unibe.ch/~robert/

Research Group Computational Geometry and Graphics
Institute of Computer Science and Appl. Mathematics (IAM), Office 205
Neubrueckstrasse 10, CH-3012 Bern Switzerland, phone: +41 31 6313321

Re: [Plib-devel] hpr?

[Sam S. <sa...@sp...>]

----- Original Message ----- 
From: "Philippe C.D. Robert" <ro...@ia...>
To: <pli...@li...>
Sent: Tuesday, May 02, 2000 8:55 AM
Subject: [Plib-devel] hpr?


> Hi,
> 
> I have just a simple question... how exactly are the hpr angles defined
> (what coordinate axis order, which direction)? 

It's heading (around z axis), pitch ( around x axis), roll (Around y axis).

Sam