Re: [script] Normals - not understanding

Date : Thu, 19 Oct 2006 13:05:34 -0400
To : XSI(at)Softimage.COM
From : "Bernard Lebel" <3dbernard(at)gmail.com>
Subject : Re: [script] Normals - not understanding
I still don't get the message, don't I? ;-)

Seriously, I don't see any contradiction with these words, Kim. I took
the normal, converted its oritentation to world space, and tried to
used that for the null rotation - and failed.

What does it has to do with position?


Honestly not trying to be obtuse.

Bernard



On 10/19/06, Kim Aldis <XSI(at)kim-aldis.co.uk> wrote:

> -----Original Message----- > From: owner-xsi(at)Softimage.COM [mailto:owner-xsi(at)Softimage.COM] On > Behalf Of Bernard Lebel > Sent: 19 October 2006 15:59 > To: XSI(at)Softimage.COM > Subject: Re: [script] Normals - not understanding > > The points, as exposed to scripting, do have a position, via the > .Position property of the Point object. This position is based on the > object center. The mean by which this position is computed is, for the > sake of this problem, not relevant. So I used this position (converted > to world space) to position the nulls. I don't understand why you > mention the issue of position! > [kim aldis]

"I'm writing a script that extracts the normal vector of every point of
a mesh. Then these vectors are mapped to world space."

"ovGlobalNormal = xsimath.mapobjectorientationtoworldspace (oMeshTransform,
oPoint.normal )"


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