TaskBar icon scaling poorly

[Sxtanna]

When setting the icon on the window, the image is scaled very poorly, producing an extremely low resolution taskbar icon.

example:

note both the taskbar and the decorator icons are poorly scaled

The actual image file is a 1,000 x 1,000 png.

[Sxtanna]

Relevant:
https://stackoverflow.com/questions/55188668/is-it-possible-to-give-awt-applications-sharp-taskbar-icons-in-windows-10

[hakanai]

Similar issue on the window icon.

Same root cause - Compose loads only one bitmap:

compose-multiplatform/components/resources/library/src/commonMain/kotlin/org/jetbrains/compose/resources/ImageResources.kt

Line 58 in 94bda44

return BitmapPainter(imageResource(resource))

And then "someone" scales it badly.

A correct icon painter would load all the bitmaps, and choose the appropriate one for the context being rendered onto.

The ICO file provided contains a perfectly good 16x16 bitmap which looks fine

(lightness of image is mostly due to an HDR-related bug in Snipping Tool)

But what you get from Compose is:

You can argue that the first image is discernably a rat, while the second image .....