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[Octave-bug-tracker] [bug #42083] Can't set "vertexnormals" to its facto


From: Pantxo Diribarne
Subject: [Octave-bug-tracker] [bug #42083] Can't set "vertexnormals" to its factory default
Date: Thu, 10 Apr 2014 06:34:00 +0000
User-agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:27.0) Gecko/20100101 Firefox/27.0

Follow-up Comment #1, bug #42083 (project octave):


su = surface ();
set (su, "vertexnormals", get (0, "factorysurfacevertexnormals"))
## error: invalid value for array property "vertexnormals"


Here the factory default is an empty matrix (as in matlab), but there is a
constraint on "vertexnormals" that prevent empty matrices. It was probably
introduced by changeset [1]. 
I attached a patch.

[1] http://hg.savannah.gnu.org/hgweb/octave/rev/94dd9bba06a0

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