[PD] Image from shader back to Gem
msp at ucsd.edu
Sun Feb 14 21:52:23 CET 2021
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...
On Sun, Feb 14, 2021 at 08:57:19PM +0100, IOhannes m zm??lnig wrote:
> On 2/14/21 8:17 PM, Csaba L??ng wrote:
> > What do you mean?
> > Too much?
> i think you have lost me.
> you wrote:
> > Can it be this too (shader and Gem) somehow connected?
> which i translated to:
> > Can I somehow run shaders in Gem?
> to which i replied (in a rather brusque way) by mentioning the Gem-objects
> that allow you to load and execute shaders within Gem.
> i don't know what "Too much?" would refer to.
> i'm not even sure whether my translation of your question about shaders and
> Gem is correct (actually, i'm pretty sure it is plain wrong)
> actually, i'm quite confused about your entire reply on cyrille's [pix_snap]
> relating [pix_snap] to manual correction and shaders to automatic correction
> just doesn't make sense to me.
> so you probably should re-phrase that part (or just ignore my answer
> anyhow: i still agree with cyrille that the answer to your question "how to
> read back an image from a shader in Gem?" is: [pix_snap].
> but that answer (just as my snarky answer) assumes that you run the shader
> *within* Gem.
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