Re: [Xournal-devel] Antialiasing rendering of pixbufs

2013-10-16 Thread Damon Chaplin
On Wed, 2013-10-16 at 12:25 -0700, dmg wrote: > Hi Damon > > I think I found the reason. I thought I had made sure that the pixbufs > were placed exactly at a pixel boundary (converting position in canvas > coordinate to pixel, rounding the pixel, then back to canvas > coordinates). > > they were

Re: [Xournal-devel] Antialiasing rendering of pixbufs

2013-10-16 Thread dmg
Hi Damon I think I found the reason. I thought I had made sure that the pixbufs were placed exactly at a pixel boundary (converting position in canvas coordinate to pixel, rounding the pixel, then back to canvas coordinates). they werent all of them. Now that I fix that it seems to have solved pr

Re: [Xournal-devel] update on gtk3

2013-10-16 Thread D M German
Colin Macdonald twisted the bytes to say: Colin> On 16/10/13 07:46, D M German wrote: >> I have forced the pages to start always at pixel boundary. But... the >> problem still appears during scrolling. one moment the page looks good, >> you scroll a bit, and the page looks a bit blurry. >>

Re: [Xournal-devel] Antialiasing rendering of pixbufs

2013-10-16 Thread D M German
Hi Damon, Damon> On Tue, 2013-10-15 at 23:27 -0700, dmg wrote: >> I forgot to add. I have been fixing our code to make sure the pixbuf >> is always placed in a pixel boundary, with respect to the top,corner >> of the canvas. >> >> My hypothesis for the blurring is that the scrolling seems

Re: [Xournal-devel] update on gtk3

2013-10-16 Thread Colin Macdonald
On 16/10/13 07:46, D M German wrote: > I have forced the pages to start always at pixel boundary. But... the > problem still appears during scrolling. one moment the page looks good, > you scroll a bit, and the page looks a bit blurry. > > pull my changes and let me know what you think. Sorry, I c