From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/88003 Path: news.gmane.org!not-for-mail From: Hans Hagen Newsgroups: gmane.comp.tex.context Subject: Re: underbraces get progressively more misaligned (w/ minimal example) Date: Fri, 04 Jul 2014 10:22:03 +0200 Message-ID: <53B6642B.9000108@wxs.nl> References: <87d2dsnhui.fsf@approx.mit.edu> <877g40nhcl.fsf@approx.mit.edu> <87k37u7m4e.fsf@approx.mit.edu> <66D45391-7643-4952-BF98-7439FCEC856B@gmail.com> <87a98q40ks.fsf@approx.mit.edu> <53B5D497.1040108@wxs.nl> <871tu23w7e.fsf@approx.mit.edu> <53B5DE6B.8040104@wxs.nl> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1404462181 24303 80.91.229.3 (4 Jul 2014 08:23:01 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 4 Jul 2014 08:23:01 +0000 (UTC) Cc: mailing list for ConTeXt users , Sanjoy Mahajan To: Wolfgang Schuster Original-X-From: ntg-context-bounces@ntg.nl Fri Jul 04 10:22:55 2014 Return-path: Envelope-to: gctc-ntg-context-518@m.gmane.org Original-Received: from balder.ntg.nl ([5.39.185.229]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1X2yli-000879-8B for gctc-ntg-context-518@m.gmane.org; Fri, 04 Jul 2014 10:22:54 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id F1456102B2 for ; Fri, 4 Jul 2014 10:22:53 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id CH767mgsCLpB for ; Fri, 4 Jul 2014 10:22:53 +0200 (CEST) Original-Received: from balder.ntg.nl (localhost [IPv6:::1]) by balder.ntg.nl (Postfix) with ESMTP id 3787410231 for ; Fri, 4 Jul 2014 10:22:45 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 571DD101EE for ; Fri, 4 Jul 2014 10:22:41 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id GChRfAuJ7mOn for ; Fri, 4 Jul 2014 10:22:36 +0200 (CEST) Original-Received: from filter4-til.mf.surf.net (filter4-til.mf.surf.net [194.171.167.220]) by balder.ntg.nl (Postfix) with ESMTP id BCD9E101FB for ; Fri, 4 Jul 2014 10:22:29 +0200 (CEST) Original-Received: from smtp.ziggozakelijk.nl (D57D1DA2.static.ziggozakelijk.nl [213.125.29.162]) by filter4-til.mf.surf.net (8.14.3/8.14.3/Debian-9.4) with ESMTP id s648M4LA016307 for ; Fri, 4 Jul 2014 10:22:15 +0200 X-Default-Received-SPF: pass (skip=loggedin (res=PASS)) x-ip-name=10.100.1.103; Original-Received: from [10.100.1.103] (unverified [10.100.1.103]) by pragma-net.nl (SurgeMail 6.5a2) with ESMTP id 9407-1713362 for multiple; Fri, 04 Jul 2014 10:22:02 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 In-Reply-To: X-Authenticated-User: hagen@controller-9 X-Bayes-Prob: 0.0001 (Score 0, tokens from: ntg-context@ntg.nl, base:default, @@RPTN) X-CanIt-Geo: ip=213.125.29.162; country=NL; region=Provincie Overijssel; city=Zwolle; latitude=52.5058; longitude=6.0858; http://maps.google.com/maps?q=52.5058,6.0858&z=6 X-CanItPRO-Stream: uu:ntg-context@ntg.nl (inherits from uu:default, base:default) X-Canit-Stats-ID: 0VMm8m4g8 - 4983444d9e97 - 20140704 (trained as not-spam) X-Scanned-By: CanIt (www . roaringpenguin . com) on 194.171.167.220 X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.14 Precedence: list List-Id: mailing list for ConTeXt users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: ntg-context-bounces@ntg.nl Original-Sender: ntg-context-bounces@ntg.nl Xref: news.gmane.org gmane.comp.tex.context:88003 Archived-At: On 7/4/2014 6:58 AM, Wolfgang Schuster wrote: > > Am 04.07.2014 um 00:51 schrieb Hans Hagen >: > >> On 7/4/2014 12:37 AM, Sanjoy Mahajan wrote: >>>> context --make does a --generate so you can skip that and the luatools >>>> run is not needed either (selfupdate is seldom needed too) >>> >>> So 'context --make' is all one needs? I'll update the wiki. >>> >>>> we get a ..5pt height difference somewhere (nothing else different in a >>>> trace) .... smells like a luatex bug (testing that now) >>> >>> That is my suspicion as well. But I couldn't reproduce it with plain >>> luatex. Though maybe I needed to use equation numbers, however that is >>> done in plain tex (the context run doesn't show the problem without the >>> \placeformula). >>> >>> I suspect some internal state is getting slightly corrupted and getting >>> progressively worse with the 30,000 repetitions. >> >> here it happens after a pagebreak (a few lines overflow are ok) > > It does also depend on the width of the text because when I use 48pt in > the example below > the height of the brace is always the same but with 49pt the height > increases after the first page. > > \starttext > > \dorecurse{100} > {\startformula > \mathord > > {%\setbox\scratchbox\mathstylehbox{\Umathaccent\fam\zerocount"FE3DF{\hskip48pt}}% > > \setbox\scratchbox\mathstylehbox{\Umathaccent\fam\zerocount"FE3DF{\hskip49pt}}% > \the\userpageno:\the\ht\scratchbox}% > \stopformula} > > \stoptext \starttext \dorecurse{1000} {\setbox\scratchbox\hbox{$\Umathaccent\fam\zerocount"FE3DF{\hskip49pt}$}% \the\ht\scratchbox\par} \stoptext that was the one i used when seeing some trigger from the page break (the two at the top of page 2 are the overshoot before tex triggers the page) Hans ----------------------------------------------------------------- Hans Hagen | PRAGMA ADE Ridderstraat 27 | 8061 GH Hasselt | The Netherlands tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com | www.pragma-pod.nl ----------------------------------------------------------------- ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : http://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________