[OpenSCAD] lookup_halfedge(): input error - explanation please?

Daniel K. Schneider Daniel.Schneider at unige.ch
Wed Mar 24 13:44:42 CET 2010

Clifford Wolf wrote:
> Hello,
> On Tue, Mar 23, 2010 at 06:52:41PM +0100, Daniel K. Schneider wrote:
>> I understand about crashing I mean, but don't know what "oriented the 
>> same way means". I thought I did, e.g.
>> I managed to create a simple 3 triangle shape (inserted the picture in 
>> the wiki page above). I also know how to create the same shape by 
>> extrusion or difference, but I just want to do it "by hand", once :)
>> A pointer to some text about "polygon orientation" made for non-CS, 
>> non-math, non-3D people is fine enough :)
> when you select 'Thrown together' from the view menu and compile the design
> (not compile and render!) you will see a preview with the miss-oriented
> polygons highlighted.
> (unfortunately this highlighting is not possible in the OpenCSG preview mode
> because it would interfere with the way the OpenCSG preview mode is
> implemented.)
> I hope that helps.
> yours,
>  - clifford
brilliant :)

Wrote this down in your manual

- Daniel

Dr Daniel K.Schneider, TECFA (Educational Technologies and Learning)

TECFA    (TEchnologies de Formation et Apprentissage)
FPSE     (Faculté de Psychologie et des Sciences de l'Education)
Université de Genève
54 Route des Acacias, CH-1227 Carouge

email: Daniel.Schneider at unige.ch
www:   http://tecfa.unige.ch/tecfa-people/schneider.html

Tel: 41 22 379 9377 - Fax: 41 22 379 9379

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