[PD] Image from shader back to Gem

cyrille henry ch at chnry.net
Mon Feb 15 11:10:49 CET 2021


you can replace [pix_draw] with [pix_texture] and [rectangle 16 9]
But I don't think I understand the question.

cheers
c


Le 15/02/2021 à 10:44, Csaba Láng a écrit :
> I am totally lost, I attach my shader and the patch which I made the screenshot of at the beginning of this thread.
> Could someone show me how to achieve the texture on a rectangle 16 9 so I can rotate and crop it and not only as a mask, as it is now in the patch.
> 
> Probably totally easy just cannot figure out how to add the pix_snap or pix_snap2tex
> 
> On Mon, Feb 15, 2021 at 10:04 AM cyrille henry <ch at chnry.net <mailto:ch at chnry.net>> wrote:
> 
>     What I understand from the original question was how to feed an image generated with a shader to pix_movement.
>     So one need an image, not a texture.
>     I'm afraid pix_snap is the only solution.
> 
>     Cheers
>     c
> 
>     Le 15/02/2021 à 08:39, IOhannes m zmoelnig a écrit :
>      > On 2/14/21 9:52 PM, Miller Puckette via Pd-list wrote:
>      >> I think the question is - within a shader, can you 'snap' an image to
>      >> a texture so that it doesn't have to go back and forth between the
>      >> GPU and CPU?  I'm curious too... I guess there must be a way to do this...
>      >
>      >
>      > [pix_snap2tex]
>      > or, preferably [gemframebuffer].
>      >
>      > gfamsdr
>      > IOhannes
>      >
>      >
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