[vlc-devel] [PATCH] core: 75° is a better field of view default

[Vittorio Giovara]

On Fri, Nov 18, 2016 at 4:04 AM, Steve Lhomme <robux4 at gmail.com> wrote:
> On Thu, Nov 17, 2016 at 5:48 PM, Rémi Denis-Courmont <remi at remlab.net> wrote:
>> Le torstaina 17. marraskuuta 2016, 14.44.26 EET Steve Lhomme a écrit :
>>> it "zooms" more on the source but has less side distortions when navigating
>>> in the VR world
>>
>> 75 degrees FoV is rather well documented to cause motion sickness. I would
>> consider much worse rather than "better".
>
> I found countradictory articles about that. PC games seem to use 60
> but to avoid motion sickness increasing the value is encouraged. VR on
> the other hand is encouraged to decrease the field of view.
> http://newatlas.com/columbia-university-vr-motion-sickness/43855/
>
> The main factor is the distance to the screen, the angle should mimic
> the actual angle we see on the screen. That's why consoles have a
> smaller field of view, because you're further from the screen and so
> have a smaller angle.
>
> Given all that I think we should probably make this a
> saved/command-line parameter, so the user can adjust it based on the
> device he's using.

would be nice to have this fine description of the change in the commit log
-- 
Vittorio