On Fri, Feb 22, 2019 at 7:26 PM Thomas Dineen via gtk-list < gtk-list@gnome.org> wrote:
> Gentle People: > > A question on Cairo: The X Y inputs to Cairo drawing functions are > type double. > > Dose this imply that pixel or line spacing could be less than 1.0? > > Could the spacing be say 0.5 or 0.25? > No. However, there is an important semantic sense to units in Cairo that end in .5, which you and should read more about here: https://www.cairographics.org/FAQ/#sharp_lines Understanding what is described there is critical to working with Cairo, and more generally to almost any computer graphics based on pixel displays (ie. everything at this point).
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