Re: Antialiasing rendering of pixbufs

[Damon Chaplin <damonachaplin gmail com>]

On Tue, 2013-10-15 at 23:27 -0700, dmg wrote:
> I forgot to add. I have been fixing our code to make sure the pixbuf
> is always placed in a pixel boundary, with respect to the top,corner
> of the canvas.
>
> My hypothesis for the blurring is that the scrolling seems  to place
> it in an offset of the visible canvas that is a subpixel coordinate,
> making it blurry.
>
> what would you recommend is a way to fix this?

I think GooCanvas only scrolls by integer numbers of pixels - it moves
around a child GdkWindow to do the scrolling, and that can only be done
in pixels.

So I'm not sure what is causing your problem. Both pictures look a bit
blurry to me. Maybe the image is being scaled a tiny bit accidentally?

Damon