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Re: Bidi reordering engine upgraded


From: Eli Zaretskii
Subject: Re: Bidi reordering engine upgraded
Date: Fri, 17 Oct 2014 09:16:05 +0300

> From: Thien-Thi Nguyen <address@hidden>
> Cc: address@hidden
> Date: Fri, 17 Oct 2014 07:42:16 +0200
> 
> () Eli Zaretskii <address@hidden>
> () Thu, 16 Oct 2014 16:51:43 +0300
> 
>    when you say "the pixel at 30,y will be rendered", do you
>    mean between 30 and 31, or do you mean between 29 and 30?
> 
> I don't mean "between" anything.  My mental model of the
> mapping of a coordinate component to a screen pixel (in X) is
> direct.  It doesn't admit subpixel (fractional) specification.
> Left-most pixel is numbered 0, and "at 0" refers to that pixel.

But with that model, a 1-pixel line "at 0" does NOT "invade" on pixel
1.

Anyway, this is all pointless, because we need to decide first what we
would like to see as the hollow cursor for a glyph that is 1-pixel
wide.



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