j.bakker at atmind.nl
Sun May 17 09:57:28 CEST 2015
just a small one. The defocus node already has a scene option where
users can select where to read the camera from.
On 05/17/2015 09:47 AM, Jeroen Bakker wrote:
> Hi all,
> Well the defocus node has a setting no_zbuf. this option is used to
> determine if it needs to preprocess the z input. When no_zbuf is set,
> the fstop and active camera settings are not used at all. When it is
> turned off the fstop is read from the node and the active camera
> distance, lens and sensor are used to preprocess the input zbuffer.
> Currently when we need to set the fstop we also need the camera,
> otherwise the missing values will be set to some defaults. (some even
> uninitialized with a possible division by zero in the
> We could add an option to select the actual scene where to get the
> camera from or when no scene is selected the user could set the options
> inside the node (distance, fstop, lens, sensor). When the scene is set,
> these are read from the active camera of that specific scene. The
> interactive part is still guaranteed. The UI could also be cleaned up a
> bit by only showing the options that are used by the algorithm.
> On 05/12/2015 12:18 PM, Ejner Fergo wrote:
>> As I see it, the f-stop value in the defocus node has nothing to do with
>> what f-stop is in Cycles (and in reality). This value in the defocus node
>> is a purely creative tool, and as such should stay, but the name should
>> change to "focal blur" so it is not confused with the concept and mechanism
>> of f-stop, IMHO.
>> On Tue, May 12, 2015 at 7:10 AM, Knapp <magick.crow at gmail.com> wrote:
>>> Is it not so that you set it in cycles and then live with the results but
>>> in the compositor you can change it real time and see the results? I would
>>> not want to loose the interactive aspect.
>>> On Mon, May 11, 2015 at 11:55 PM, Sergey Sharybin <sergey.vfx at gmail.com>
>>>> I'm not sure how you can drop F-Stop from the defocus node. it's not
>>>> guaranteed that render scene is used for compositing, meaning different
>>>> value might be needed.
>>>> On Tue, May 12, 2015 at 2:27 AM, Antony Riakiotakis <kalast at gmail.com>
>>> Douglas E Knapp
>>> Massage in Gelsenkirchen-Buer:
>>> Please link to me and trade links with me!
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