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[2a01:cb00:879d:2400:e53b:b99a:dcc2:cd2e]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-36075093a34sm2552885f8f.5.2024.06.13.13.04.47 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 13 Jun 2024 13:04:47 -0700 (PDT) From: Otared Kavian Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.15\)) Date: Thu, 13 Jun 2024 22:04:47 +0200 References: <48df7f6d-cf1e-40f5-9716-11ad0c8f4fc7@email-postfach.info> To: mailing list for ConTeXt users In-Reply-To: <48df7f6d-cf1e-40f5-9716-11ad0c8f4fc7@email-postfach.info> Message-Id: X-Mailer: Apple Mail (2.3654.120.0.1.15) Message-ID-Hash: 3XMAHM3GTR2QIHWT3RBQXD2QROLI6QAE X-Message-ID-Hash: 3XMAHM3GTR2QIHWT3RBQXD2QROLI6QAE X-MailFrom: otared@gmail.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list Reply-To: mailing list for ConTeXt users Subject: [NTG-context] Re: How to improve appearance of bars in frac, sqrt, etc. on screens? List-Id: mailing list for ConTeXt users Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Content-Type: multipart/mixed; boundary="===============7550440555657743909==" --===============7550440555657743909== Content-Type: multipart/alternative; boundary="Apple-Mail=_E5644A4A-3D73-46A6-9878-5F6D8CB1722C" --Apple-Mail=_E5644A4A-3D73-46A6-9878-5F6D8CB1722C Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 Hi Ralph, I don=E2=80=99t see any pixels in the PDF file when I typeset your code = snipet (on MacOS 11.7.10). Here is what I get. Best regards: Otared > On 13 Jun 2024, at 13:10, Ralph = wrote: >=20 > Hello, >=20 >=20 > I=E2=80=99m relatively new to ConTeXt (version 2024.05.31, LMTX, = standalone) and really enjoy learning it so far, but I have one little = problem with the appearance of horizontal bars in math mode. >=20 > It seems the way ConTeXt displayed horizontal extensible bars in math = mode some time ago (as used in \frac, \sqrt, \overbar, ...) was similar = to the way LaTeX (PDFLaTeX and LuaLaTeX) and Plain TeX handled this, but = it has changed since then. Instead of one bar there are now multiple = characters attached to each other. >=20 > This makes it look more consistent with the font, but unfortunately it = doesn=E2=80=99t display well in any PDF viewer I=E2=80=99ve tried (on = Linux, so I=E2=80=99ve not tried Adobe Acrobat Reader). The bars look = dotted, I guess it=E2=80=99s due to anti-aliasing (the dots disappear = when anti-aliasing is disabled, but then of course everything looks = pixelated). Two screenshots are attached (different zoom levels in PDF = viewer) so that you know what I=E2=80=99m talking about. >=20 > Source: > \setuppapersize[S3] > \starttext > \startformula \sqrt{a^2 + b^2} =3D \frac{1000 \cdot c}{1000} = \stopformula > \stoptext >=20 > Is there a way to switch to the old bars for documents viewed mainly = on screens, or is there any other way to improve their appearance? I = couldn=E2=80=99t find any documentation on this, so I would be very = thankful if somebody here could help out. >=20 >=20 > Best, > Ralph >=20 > = ___________________________________________________= ________________________________ > If your question is of interest to others as well, please add an entry = to the Wiki! >=20 > maillist : ntg-context@ntg.nl / = https://mailman.ntg.nl/mailman3/lists/ntg-context.ntg.nl > webpage : https://www.pragma-ade.nl / https://context.aanhet.net = (mirror) > archive : https://github.com/contextgarden/context > wiki : https://wiki.contextgarden.net > = __________________________________________________________________________= _________ Otared Kavian e-mail: otared@gmail.com Phone: +33 6 88 26 70 95 --Apple-Mail=_E5644A4A-3D73-46A6-9878-5F6D8CB1722C Content-Type: multipart/mixed; boundary="Apple-Mail=_FA896FCC-AD2C-48D7-A68E-DE3E8DBA5A3B" --Apple-Mail=_FA896FCC-AD2C-48D7-A68E-DE3E8DBA5A3B Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8 Hi = Ralph,

I don=E2=80=99t= see any pixels in the PDF file when I typeset your code snipet (on = MacOS 11.7.10). Here is what I get.

Best regards: Otared

= --Apple-Mail=_FA896FCC-AD2C-48D7-A68E-DE3E8DBA5A3B Content-Disposition: inline; filename=fraction-bar-pixels.pdf Content-Type: application/pdf; x-unix-mode=0644; name="fraction-bar-pixels.pdf" Content-Transfer-Encoding: base64 JVBERi0xLjcKJcPPztTF2NTQxMYKNSAwIG9iago8PCAvRmlsdGVyIC9GbGF0ZURlY29kZSAvTGVu Z3RoIDI2NSA+PgpzdHJlYW0KeF69U71qxDAM3vMUfoGq+rEkC0qgV9pC52ylazv1/dcqCU0Owpm7 5QYjGfP96MdYfgqW9+E0DY9vVAjL9D0QUKiS5wuW7UISIKIumUaFIBTzMv2WzydEpPGrTB9Jwl2S IDB0RC3kCt6sxZFC+j5QgD2U025jIFaTMw7x+0a2OfLq/bJjqaiSjl1Am9letaxIhCbWtC3I7UIY YEZSZ6RDknnbkLWrSQ7YKlE286Cp4wMzz5l11aXmxBE9blavDJUcJbfhoO5dpCqgSNTUbAScO7Yj W574P1sNz1t2upZ58RTm+/6+jCtFDlTvFBe9/uIY5xDd51mYQohp0IVuLDSv04Drj/4DYPDIogpl bmRzdHJlYW0KZW5kb2JqCjkgMCBvYmoKPDwgL1N1YnR5cGUgL1hNTCAvVHlwZSAvTWV0YWRhdGEg L0xlbmd0aCAxODk5ID4+CnN0cmVhbQo8P3hwYWNrZXQgYmVnaW49Iu+7vyIgaWQ9Ilc1TTBNcENl aGlIenJlU3pOVGN6a2M5ZCI/Pjx4OnhtcG1ldGEgeG1sbnM6eD0iYWRvYmU6bnM6bWV0YS8iPjxy ZGY6UkRGIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4 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Content-Type: text/html; charset=utf-8


On 13 Jun 2024, at 13:10, Ralph <ralph.2718@email-postfach.info> wrote:

=20 =20

Hello,


I=E2=80=99m relatively new to ConTeXt (version 2024.05.31, LMTX, standalone) and really enjoy learning it so far, but I have one little problem with the appearance of horizontal bars in math mode.

It seems the way ConTeXt displayed horizontal extensible bars in math mode some time ago (as used in \frac, \sqrt, \overbar, ...) was similar to the way LaTeX (PDFLaTeX and LuaLaTeX) and Plain TeX handled this, but it has changed since then. Instead of one bar there are now multiple characters attached to each other.

This makes it look more consistent with the font, but unfortunately it doesn=E2=80=99t display well in any PDF viewer = I=E2=80=99ve tried (on Linux, so I=E2=80=99ve not tried Adobe Acrobat = Reader). The bars look dotted, I guess it=E2=80=99s due to anti-aliasing (the = dots disappear when anti-aliasing is disabled, but then of course everything looks pixelated). Two screenshots are attached (different zoom levels in PDF viewer) so that you know what = I=E2=80=99m talking about.

Source:
\setuppapersize[S3]
\starttext
\startformula \sqrt{a^2 + b^2} =3D \frac{1000 \cdot c}{1000} \stopformula
\stoptext

Is there a way to switch to the old bars for documents viewed mainly on screens, or is there any other way to improve their appearance? I couldn=E2=80=99t find any documentation on this, = so I would be very thankful if somebody here could help out.


Best,
Ralph

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