On Jul 30, 2012 4:06 PM, "Todd Kopriva" <kopriva@adobe.com> wrote:

From my experience, the real performance killer with sampleImage comes when you're sampling with a large radius.

> -----Original Message-----
> From: After Effects Mail List [mailto:AE-List@media-motion.tv] On
> Behalf Of Chris Zwar
> Sent: 30July2012 15:55
> To: After Effects Mail List
> Subject: Re: [AE] Expressions: sampleImage on another layer?
>
> FWIW, I've used the sample image expression on over 1900 layers in a
> single comp.
> Details are here:
>
> http://provideocoalition.com/index.php/motiongraphicsvizfx/story/an_a_t
> o_z_of_building_projections_-_part_2/
>
> What surprised me is that it rendered pretty quickly - about 4 seconds
> a frame.
>
> -Chris
>
> On 31/07/2012, at 3:08 AM, Byron Nash wrote:
>
>
>       Awesome, I did not know you could do that. Thanks for the tip
> Mylenium!
>
>
>       On Mon, Jul 30, 2012 at 11:54 AM, mylenium@mylenium.de
> <mylenium@mylenium.de> wrote:
>
>
>
>               It's the same like adressing any other remote property on
> another layer:
>
>
>
>               layer_name_here.sampleImage()
>
>
>
>               Mylenium
>
>
>
>               [Pour Mylène, ange sur terre]
>               -----------------------------------------
>               www.mylenium.de <http://www.mylenium.de/>
>
>
>
>
>
>
>               Byron Nash <byronnash@gmail.com> hat am 30. Juli 2012 um
> 17:51 geschrieben:
>
>
>
>                       I am building a grid of layers with various controls
> on them. I'd like to drive some of the parameters with another layer's
> luminance and sampleImage. It's not practical to put that many
> sampleImage expressions on my effector layer since I have over 200
> layers. Is there a way to put the sampleImage on the grid layer that
> references the luminance layer for the sampleImage point?
>
>
>
>
>


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