Dear Zing
What you say is correct.
No bother we are all here to help each others
Yohan
_______________________________________________________________________
Yohan BAILLOT
Virtual Reality Laboratory,
Advanced Information Technology (Code 5580),
Naval Research Laboratory,
4555 Overlook Avenue SW,
Washington, DC 20375-5337
Email : baillot@a ...............
Work : (202) 404 7801
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----- Original Message -----
From: "zhang ming" <shmu1998@y ........>
To: <arforum@t .........>
Sent: Tuesday, January 08, 2002 6:50 PM
Subject: [ARFORUM] euler angle
> Dear Yohan :
>
>
> Thanks for your answer.
>
> I had looked through different materials about
> the euler angle definition and rotation matrix. but
> it seems it is a little bit messy since every one
> define their coordinate.
>
> From my understanding , under standard graphics
> coordinate
>
> | Y (yaw)/azimuth
> |
> |
> |
> / \
> / \
> / \
> / \
> ( Roll) Z X (pitch)/elevation
>
>
>
> | z (yaw)/azimuth
> |
> |
> |
> / \
> / \
> / \
> / \
> ( Roll) x Y (pitch)/elevation
>
> ( phomehus magnetic tracking coordinate)
>
> So whatever the coordinate look like ,the yaw should
> always be the rotation along vertical axis in spite it
> named z or Y. and so on.
>
> what is youe opinion?
>
> sorry to bother
>
>
> calvin
>
>
>
>
>
>
>
>
>
>
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