Le 12/07/2013 20:41, Alex Stewart nous fit lire :
> On Wed, 03 Oct 2012 09:01:44 -0400, Warp wrote:
>> If you are compiling it yourself you need to install the SDL libraries
>> or else the preview won't work. Pay attention to what the configure
>> script prints.
> 
> FWIW, this particular issue has caught me several times, and is annoying 
> every single time.  It's very easy to configure and build without 
> realizing that configure didn't find the SDL libraries, and if you miss 
> that one little message (or if you weren't even the one who compiled it in 
> the first place), there's no way to tell that this is actually the problem 
> you're encountering.
> 
> Firstly, IMHO, povray should not say "Graphic display......On" if it has 
> not been compiled with support for that function.  That is just plain 
> wrong and misleading.  In my opinion, in such cases it should default to 
> "Off" (or maybe even say something like "Disabled" instead of "Off"), and 
> if you try to specify "+D", it should error out with a message something 
> like "This version of POV-Ray was compiled without support for the Display 
> option"..
> 

you could at least look at the output of "povray --version".
Try it, you will be delighted.

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