December 2006 - ntg-pdftex - NTG Mailing Lists

[ pdftex-Bugs-714 ] Inclusion of PDF1.7 reference fails with lookup_fd_entry: Assertion `s != ((void *)0)'
by noreply＠sarovar.org 14 Dec '06

14 Dec '06

Bugs item #714, was opened at 2006-12-14 00:49 You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=714&group_id=106 Category: Fonts Group: v1.40.0 Status: Open Resolution: None Priority: 5 Submitted By: Martin Schröder (oneiros) Assigned to: Hartmut Henkel (hhenkel) Summary: Inclusion of PDF1.7 reference fails with lookup_fd_entry: Assertion `s != ((void *)0)' Initial Comment: The attached test (including the PDF 1.7 reference) fails with [...] <use pdf17.pdf, page 22> <use pdf17.pdf, page 23> <use pdf17.pdf, page 24> [1 <./pdf17.pdf{/home/ms/.texmf-var/fonts/map/pdftex/updmap/pdftex.map}> <./pdf17.pdf> <./pdf17.pdf> <./pdf17.pdf> <./pdf17.pdf> <./pdf17.pdf> <./pdf17.pdf> <./pdf17.pdf> <./pdf17. pdf> <./pdf17.pdf> <./pdf17.pdf> <./pdf17.pdfpdflatex: ../../../../src/texk/web2c/pdftexdir/writefont.c:192: lookup_fd_entry: Assertion `s != ((void *)0)' failed. Abgebrochen (core dumped) ---------------------------------------------------------------------- You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=714&group_id=106

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1.40-rc2
by Martin Schröder 13 Dec '06

13 Dec '06

http://sarovar.org/download.php/1128/pdftex-1.40.0-rc1-rc2.diff.gz http://sarovar.org/download.php/1127/pdftex-1.40.0-rc2.tar.bz2 This is just a quick update before Thanh flies to Việt Nam for some weeks. :-) ----------------------------------------------------- pdfTeX 3.141592-1.40.0-rc2 was released on 2006-12-13 ----------------------------------------------------- changes from last rc1: - fix \letterspacefont (bug 712) - fix problems with unused objects Best Martin

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[ pdftex-Bugs-712 ] problems with \letterspacefont
by noreply＠sarovar.org 12 Dec '06

12 Dec '06

Bugs item #712, was opened at 2006-12-12 02:53 You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106 Category: hz Group: v1.40.0 Status: Open Resolution: Accepted Priority: 5 Submitted By: Robert (schlcht) Assigned to: The Thanh Han (hanthethanh) Summary: problems with \letterspacefont Initial Comment: % Testing the new \letterspacefont, I found: % % (1) it's certainly not correct to have the spacing % relative to character widths (look at `minimal'!) % (2) everything's shifted to the right % (3) when trying to expand the letter-spaced font, I % get the warning `font should be expanded before % its first use' (even before its first use), and % then pdftex segfaults. \pdfadjustspacing2 \hsize13cm This is normal text This is normal text This is normal text This is normal text This is normal text This is normal text {\letterspacefont\lspfont=\font 1000 %\pdffontexpand\lspfont 20 20 5 autoexpand % segfault \lspfont This isn't normal text This isn't normal text This isn't normal text This is minimal text} This is normal text This is normal text This is normal text \bye ---------------------------------------------------------------------- >Comment By: The Thanh Han (hanthethanh) Date: 2006-12-12 17:47 Message: Logged In: YES user_id=710 oops, I disabled ligature for letter-spaced font, but this should not affect the base font. Will have to rethink. Most likely the syntax will change like follows: \letterspacefont\f=cmr10 at 11pt 100 \f text ---------------------------------------------------------------------- Comment By: Robert (schlcht) Date: 2006-12-12 15:50 Message: Logged In: YES user_id=2217 % and here's % (4) ligatures will be broken up, not only in the % letter-spaced font (which is probably acceptable), % but in all subsequent uses of the base font, too fi\par {\letterspacefont\lspfont=\font 100 \lspfont fi}\par fi \bye ---------------------------------------------------------------------- Comment By: The Thanh Han (hanthethanh) Date: 2006-12-12 13:31 Message: Logged In: YES user_id=710 I fixed (1) and (2); (3) is disabled now, ie you cannot expand a letter-spaced font. Please wait for another release from Martin. ---------------------------------------------------------------------- You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106

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[ pdftex-Bugs-712 ] problems with \letterspacefont
by noreply＠sarovar.org 12 Dec '06

12 Dec '06

Bugs item #712, was opened at 2006-12-12 02:53 You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106 Category: hz Group: v1.40.0 Status: Open Resolution: Accepted Priority: 5 Submitted By: Robert (schlcht) Assigned to: The Thanh Han (hanthethanh) Summary: problems with \letterspacefont Initial Comment: % Testing the new \letterspacefont, I found: % % (1) it's certainly not correct to have the spacing % relative to character widths (look at `minimal'!) % (2) everything's shifted to the right % (3) when trying to expand the letter-spaced font, I % get the warning `font should be expanded before % its first use' (even before its first use), and % then pdftex segfaults. \pdfadjustspacing2 \hsize13cm This is normal text This is normal text This is normal text This is normal text This is normal text This is normal text {\letterspacefont\lspfont=\font 1000 %\pdffontexpand\lspfont 20 20 5 autoexpand % segfault \lspfont This isn't normal text This isn't normal text This isn't normal text This is minimal text} This is normal text This is normal text This is normal text \bye ---------------------------------------------------------------------- >Comment By: Robert (schlcht) Date: 2006-12-12 15:50 Message: Logged In: YES user_id=2217 % and here's % (4) ligatures will be broken up, not only in the % letter-spaced font (which is probably acceptable), % but in all subsequent uses of the base font, too fi\par {\letterspacefont\lspfont=\font 100 \lspfont fi}\par fi \bye ---------------------------------------------------------------------- Comment By: The Thanh Han (hanthethanh) Date: 2006-12-12 13:31 Message: Logged In: YES user_id=710 I fixed (1) and (2); (3) is disabled now, ie you cannot expand a letter-spaced font. Please wait for another release from Martin. ---------------------------------------------------------------------- You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106

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[ pdftex-Bugs-712 ] problems with \letterspacefont
by noreply＠sarovar.org 12 Dec '06

12 Dec '06

Bugs item #712, was opened at 2006-12-12 03:53 You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106 >Category: hz >Group: v1.40.0 Status: Open >Resolution: Accepted Priority: 5 Submitted By: Robert (schlcht) >Assigned to: The Thanh Han (hanthethanh) Summary: problems with \letterspacefont Initial Comment: % Testing the new \letterspacefont, I found: % % (1) it's certainly not correct to have the spacing % relative to character widths (look at `minimal'!) % (2) everything's shifted to the right % (3) when trying to expand the letter-spaced font, I % get the warning `font should be expanded before % its first use' (even before its first use), and % then pdftex segfaults. \pdfadjustspacing2 \hsize13cm This is normal text This is normal text This is normal text This is normal text This is normal text This is normal text {\letterspacefont\lspfont=\font 1000 %\pdffontexpand\lspfont 20 20 5 autoexpand % segfault \lspfont This isn't normal text This isn't normal text This isn't normal text This is minimal text} This is normal text This is normal text This is normal text \bye ---------------------------------------------------------------------- Comment By: The Thanh Han (hanthethanh) Date: 2006-12-12 14:31 Message: Logged In: YES user_id=710 I fixed (1) and (2); (3) is disabled now, ie you cannot expand a letter-spaced font. Please wait for another release from Martin. ---------------------------------------------------------------------- You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106

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[ pdftex-Bugs-712 ] problems with \letterspacefont
by noreply＠sarovar.org 12 Dec '06

12 Dec '06

Bugs item #712, was opened at 2006-12-12 02:53 You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106 Category: None Group: None Status: Open Resolution: None Priority: 5 Submitted By: Robert (schlcht) Assigned to: Nobody (None) Summary: problems with \letterspacefont Initial Comment: % Testing the new \letterspacefont, I found: % % (1) it's certainly not correct to have the spacing % relative to character widths (look at `minimal'!) % (2) everything's shifted to the right % (3) when trying to expand the letter-spaced font, I % get the warning `font should be expanded before % its first use' (even before its first use), and % then pdftex segfaults. \pdfadjustspacing2 \hsize13cm This is normal text This is normal text This is normal text This is normal text This is normal text This is normal text {\letterspacefont\lspfont=\font 1000 %\pdffontexpand\lspfont 20 20 5 autoexpand % segfault \lspfont This isn't normal text This isn't normal text This isn't normal text This is minimal text} This is normal text This is normal text This is normal text \bye ---------------------------------------------------------------------- >Comment By: The Thanh Han (hanthethanh) Date: 2006-12-12 13:31 Message: Logged In: YES user_id=710 I fixed (1) and (2); (3) is disabled now, ie you cannot expand a letter-spaced font. Please wait for another release from Martin. ---------------------------------------------------------------------- You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106

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Re: [NTG-pdftex] [pdftex] auto letter spacing
by Thanh Han The 12 Dec '06

12 Dec '06

On Tue, Dec 12, 2006 at 11:17:37AM +0100, Hans Hagen wrote: > >I don't know of an easy way. But it's possible to have > >another primitive that returns the kern at the left resp. > >right side of a char from such a font. > > > > > best would be to have something > > \noletterspacekern (will inhibit the next kern) > \removeletterspacekern (removes the last kern, a kind of unkern) > > so that one can say: > > {\fx \noletterspacekern Some Text\removeletterspacekern} yes it is better to have this. But it's not easy to do (at least for me). Thanh

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Re: [NTG-pdftex] [pdftex] auto letter spacing
by Hans Hagen 12 Dec '06

12 Dec '06

Thanh Han The wrote: > On Mon, Dec 11, 2006 at 11:31:54PM +0100, Hans Hagen wrote: > >> Thanh Han The wrote: >> >>> Hi all, >>> >>> I am working on a primitive \letterspacefont that generates >>> a letter-spaced font from another font like this: >>> >>> ,-------- >>> | \font\f=cmr10 >>> | \letterspacefont\fx=\f 100 % letterspace \f by a factor 100/1000 >>> | \fx This is a text in letter-spaced cmr10 >>> `-------- >>> >>> the above example creates \fx as a virtual font, in which >>> each charater is taken from \f, and have a kern of >>> 50*quad(f)/1000 at each side. All this happens in pdftex >>> memory. >>> >>> However I am not sure the "more right" way to do this is that >>> each character c should have a kern of 5*width_of_c/1000 at >>> each side, ie the kern inserted around each character is >>> proportional to its width, instead of having a fixed global >>> value for all characters. This is more closed to the way font >>> expansion is done, but is different from what fontinst does >>> for letter-spacing. >>> >>> How do you see it? >>> >>> >> Is there a way to prevent the kern before or after a char? Say that we have >> a section title, in that case one does not want the margin to be spoiled >> (the first char needs to align then) >> > > I don't know of an easy way. But it's possible to have > another primitive that returns the kern at the left resp. > right side of a char from such a font. > > best would be to have something \noletterspacekern (will inhibit the next kern) \removeletterspacekern (removes the last kern, a kind of unkern) so that one can say: {\fx \noletterspacekern Some Text\removeletterspacekern} (\[left|right]letterspacekern<charnr> would be handy anyway) -- ----------------------------------------------------------------- Hans Hagen | PRAGMA ADE Ridderstraat 27 | 8061 GH Hasselt | The Netherlands tel: 038 477 53 69 | fax: 038 477 53 74 | www.pragma-ade.com | www.pragma-pod.nl -----------------------------------------------------------------

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[ pdftex-Bugs-712 ] problems with \letterspacefont
by noreply＠sarovar.org 12 Dec '06

12 Dec '06

Bugs item #712, was opened at 2006-12-12 02:53 You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106 Category: None Group: None Status: Open Resolution: None Priority: 5 Submitted By: Robert (schlcht) Assigned to: Nobody (None) Summary: problems with \letterspacefont Initial Comment: % Testing the new \letterspacefont, I found: % % (1) it's certainly not correct to have the spacing % relative to character widths (look at `minimal'!) % (2) everything's shifted to the right % (3) when trying to expand the letter-spaced font, I % get the warning `font should be expanded before % its first use' (even before its first use), and % then pdftex segfaults. \pdfadjustspacing2 \hsize13cm This is normal text This is normal text This is normal text This is normal text This is normal text This is normal text {\letterspacefont\lspfont=\font 1000 %\pdffontexpand\lspfont 20 20 5 autoexpand % segfault \lspfont This isn't normal text This isn't normal text This isn't normal text This is minimal text} This is normal text This is normal text This is normal text \bye ---------------------------------------------------------------------- You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=712&group_id=106

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[ pdftex-Bugs-711 ] ToUnicode CMap feature does not work in recent beta
by noreply＠sarovar.org 11 Dec '06

11 Dec '06

Bugs item #711, was opened at 2006-12-09 16:00 You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=711&group_id=106 >Category: Fonts >Group: v1.40.0 >Status: Closed >Resolution: Fixed Priority: 5 Submitted By: Dohyun Kim (nomos) >Assigned to: The Thanh Han (hanthethanh) Summary: ToUnicode CMap feature does not work in recent beta Initial Comment: pdfTeX 1.40.0-beta-20061206 seems to have introduced a bug on ToUnicode CMap feature. While version 20061108 was ok about this, PDF file produced by beta-20061206 does not contain any ToUnicode CMap in any case. Even when I use the traditional \pdffontattr command, let alone the more recent \pdfgentounicode, I cannot find any unicode cmap notaion in the pdf. For your reference, I here link my test file (2Mb): http://people.ktug.or.kr/~nomos/mine/testtouni.tar.gz ---------------------------------------------------------------------- Comment By: Martin Schröder (oneiros) Date: 2006-12-11 18:20 Message: Logged In: YES user_id=421 A patch for this will be included in the next version (1.40). ---------------------------------------------------------------------- You can respond by visiting: http://sarovar.org/tracker/?func=detail&atid=493&aid=711&group_id=106

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