On Sun, Aug 27, 2017 at 3:53 PM, mn <mno...@gmx.net> wrote: > On 27.08.17 22:41, Guenter Milde wrote: > > >>> The UserGuide currently is a real trouble maker. > > > > Can you have a look at the used fonts in this document? > > > The fonts used are just the defaults as set by opening the guide from > help menu. > > I experimented with the fonts. LatinModern (the default) gives the same > result as using Libertine or even XeTeX fonts. > > Also note: the downloadable version of the PDF hosted on lyx.org > triggers the same symptoms. > > > >> I can confirm strange behavior on macOS 10.12.5 with LyX 2.2.3. Steps > to > >> reproduce: > > > >> 1. Launch LyX 2.2.3 > >> 2. Open User's Guide from Help Menu > >> 3. Render > >> - All pages will be white (no text shown). I do not see > >> beachballing, but the PDF is useless. > > > > Is there an error message or warning from LaTeX? > > What fonts are used (eventually paste the LaTeX log) > > > There are a few warnings but these will likeley not lead anywhere. > The PDF displays fine in Adobe Reader, is in vector and therefore the > bug just has to be in macOS itself. > > The question is why it rears its ugly head in Apple's PDFKit? > What makes UserGuide so special? > People have called this document a "Preview-Killer". > > >> 4. New Document > >> 5. Type "test" > >> 6. Render > >> - The text in the PDF is not vector, but very low res raster > > > > I am not sure about "low res", but raster is expected: > > This is the normal behaviour of LyX for ages. See > http://www.lyx.org/trac/ticket/7334 > > and http://www.lyx.org/trac/ticket/9741. > > As a first step in every LyX setup I recommend to > > set Document>Settings>Fonts>Roman to LatinModern in the default template. > > > >> 8. Launch LyX 2.2.3 > >> 9. Type "test" > >> 10. Render > >> - The text in the PDF is vector. > > > > Maybe you already changed the font default in this version? > > > > No. > > Just to clarify for those not on macOS or a version <10.12.x: > The text in UserGuide _and_ other PDFs is of course still _all_ in > vector format, as a quick view of the same PDF in Adobe Reader will > confirm. > > But once the bug is triggered – then thereafter – it is indeed in a much > degraded quality that is very pixelated. > That is likely because the OS renders text in an intermediate or lowres > view for scrolling and this representation then stays on screen instead > of the viewer finalizing the hires rendering of the same text. >
Mike, Do you want to create a ticket in the tracker on this and then we can continue the discussion there? - Joel
