[konsole] [Bug 373232] Horizontal lines with fractional HiDPI scaling

[bugzilla_noreply at kde.org]

https://bugs.kde.org/show_bug.cgi?id=373232

--- Comment #149 from lukebenes at hotmail.com ---
(In reply to Nate Graham from comment #140)
> Because of the nature of floating point math and various Qt and X11 bugs,
> limiting the
> scale factor increment to 0.0625 (6.25% in percentage form) will improve 
> the display in many apps.

Was  0.0625 found by trial and error? Any experts in floating point math on
this list? Wondering if this is the right magic number or if the correct
solution is to convert everything to integer math. If so, what would the right
magic number/flick[1] be for this case.  

[1]
https://mux.com/blog/in-defense-of-flicks-or-how-i-learned-to-stop-worrying-and-love-705600000/

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