Setting a line width of 0 on NSBezierPath means "draw it 1 pixel wide
at whatever resolution the destination device is". 1 pixel on the
screen aligned to an integer coordinate will draw two pixels wide at
half the brightness (anti-aliasing).
Thus, 1. offset your coordinates by 0.5 to avoid
CTED]>
> Date: Fri, 25 Apr 2008 17:31:17 +0800
> To: cocoa-dev@lists.apple.com, Lorenzo <[EMAIL PROTECTED]>
> Subject: Re: One pixel width. One.
>
> On 4/25/08, Lorenzo <[EMAIL PROTECTED]> wrote:
>> I am trying to draw a line with 1 pixel width. No matter wheth
On 4/25/08, Lorenzo <[EMAIL PROTECTED]> wrote:
> I am trying to draw a line with 1 pixel width. No matter whether the view is
> scaled or scrolled, I want to see a 1 pixel thick line.
I highly, highly recommend reading this article:
http://wincent.com/a/about/wincent/weblog/archives/2007/01/offb
Try offsetting the final result by 0.5, so that you draw the actual
pixel, not anti-alias across two.
G.
On 25 Apr 2008, at 5:19 pm, Lorenzo wrote:
I am trying to draw a line with 1 pixel width. No matter whether the
view is
scaled or scrolled, I want to see a 1 pixel thick line. I scale th
