On Sun, 9 Dec 2018, 02:39 Alan Third <alan@idiocy.org wrote:

>
> In case anyone cares, I looked into this and XRender would do the
> trick. I had a look at how to go about it, but as usual with X stuff
> it looks a fair bit more complicated than with NS (and Windows), and I
> don’t have a good X environment to play about in.
>
> It may be smarter to resize the images (with XRender) when the pixmaps
> are being generated, rather than when they’re being displayed, as
> otherwise we’d want to rewrite the image caching code.
>

I implemented image scaling (and transformation) support in McCLIM using
Xrender and it was surprisingly simple.

The API is very poorly documented, but it's not very hard to use.

>