Re: [Openexr-devel] list/vector auf array2d pixels

[katrin schmid]

hi,
thanks, i give this a shot.
I assumed that it is an intentional restriction...
Thanks for helping,
katrin

-------- Original-Nachricht --------
> Datum: Fri, 14 Jan 2011 01:21:11 +0100
> Von: "Michael Wolf" <address@hidden>
> An: address@hidden, "katrin schmid" <address@hidden>
> Betreff: Re: [Openexr-devel] list/vector auf array2d pixels

> On Fri, 14 Jan 2011 01:14:41 +0100, katrin schmid <address@hidden> wrote:
> 
> > hi,
> 
> Hello Katrin,
> 
> > i try reading an openExr file with arbitary numbers of channels and bit
> depths. I was trying to store a list of Array2Ds like
> >     std::vector < Imf::Array2D<half> > hPixelList; or
> >     Imf::Array2D<half> px[5];
> > but cant make any of these work. Maybe i am missing something obvious
> here?
> > Will store thrm all to the same Array2d for now.
> 
> I'm surprised that this would even compile. A std::vector copies the
> elements and Imf::Array2D<> only has a private copy operator/constructor 
> (mainly
> because one would create a second copy that uses just as much storage
> memory).
> 
> One way would be to store pointers to Imf::Array2D<> or wrap the storage
> into a reference counted class (which is what I prefer to do).
> 
> > Thanks for your help,
> > katrin
> 
> Well, I do hope that it helps.
> 
> Cheers,
> Mike
> 
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