hello,

i was disconnected twice when replying to this comment (bad connection here).
so i now reply to the mailling list...

usually .obj file are made with vertex and faces :
v 0 0 0
v 1 0 0
v 0 1 0
v 0 0 1
v 1 1 1
f 2 3 4

the 1st vertex is on 0 0 0 etc
the 1st triangle connect vectex 2, 3 and 4
but you could to the same :
v 0 0 0
v 1 0 0
v 0 1 0
v 0 0 1
v 1 1 1
f -4 -3 -2
so that you don't have to count the current vertex position.
negative index count backward from curent position.

i could easilly change the curent obj_exporter to use the 1st way, but i use 
the 2nd way for years with no problem.
But Phylippe just made me realize that a obj made like this does not work with 
Gem.

cyrille

Le 27/08/2010 11:29, SourceForge.net a écrit :
Bugs item #3054193, was opened at 2010-08-27 11:22
Message generated for change (Comment added) made by zmoelnig
You can respond by visiting:
https://sourceforge.net/tracker/?func=detail&atid=507079&aid=3054193&group_id=64325

Please note that this message will contain a full copy of the comment thread,
including the initial issue submission, for this request,
not just the latest update.
Category: None
Group: None
Status: Open
Resolution: None
Priority: 5
Private: No
Submitted By: Cyrille Henry (nusmuk)
Assigned to: Nobody/Anonymous (nobody)
Summary: open obj file with negative index crash pd

Initial Comment:
the obj file in attachement can't be load with the model object : pd crash.
it's not very commun to have a obj file with negative index , but it is really 
usfull to create.
blender open this file with no problem.


----------------------------------------------------------------------

Comment By: IOhannes m zmlnig (zmoelnig)
Date: 2010-08-27 11:29

Message:
without having the .obj specs in mind: what are negative indices for?

----------------------------------------------------------------------

You can respond by visiting:
https://sourceforge.net/tracker/?func=detail&atid=507079&aid=3054193&group_id=64325

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