Received: (at 46554) by debbugs.gnu.org; 16 Feb 2021 13:06:53 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Tue Feb 16 08:06:53 2021 Received: from localhost ([127.0.0.1]:39778 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1lC045-0002Wq-3p for submit <at> debbugs.gnu.org; Tue, 16 Feb 2021 08:06:53 -0500 Received: from quimby.gnus.org ([95.216.78.240]:52650) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <larsi@HIDDEN>) id 1lC043-0002WZ-Ao for 46554 <at> debbugs.gnu.org; Tue, 16 Feb 2021 08:06:51 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=+IlVaNe9Zb4dlwC7ao8TH7mK6/ZPkfwAKSpG1qIrrp4=; b=QCF9I8XINe+n3BiQBR+D9McEsG WD3iKtSqK9EJlCtWFL8M+llEPtUiEQQ9jSMkA4H/p6rcUdzxHKV4yWAVGjn4lNzhhZuWGWt6M+Pvo K3YKPqKqzneRRm5jMPE37DRlIfS7GMrY36PPEm5DFNY8o3WjZVsPOQtU/Jc8sUU/kgO0=; Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from <larsi@HIDDEN>) id 1lC03t-0005DZ-Vn; Tue, 16 Feb 2021 14:06:45 +0100 From: Lars Ingebrigtsen <larsi@HIDDEN> To: ynyaaa@HIDDEN Subject: Re: bug#46554: 27.1; 180 degree rotated image is displayed in slightly different position References: <86pn10tkg5.fsf@HIDDEN> X-Now-Playing: Soymanga's _Alefa Madagascar_: "Moramora Zoky" Date: Tue, 16 Feb 2021 14:06:40 +0100 In-Reply-To: <86pn10tkg5.fsf@HIDDEN> (ynyaaa@HIDDEN's message of "Tue, 16 Feb 2021 18:45:30 +0900") Message-ID: <87wnv8w49r.fsf@HIDDEN> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Report: Spam detection software, running on the system "quimby.gnus.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see @@CONTACT_ADDRESS@@ for details. Content preview: ynyaaa@HIDDEN writes: > THe form below displays same image with different :rotation. > The third image is rotated by 180 degree and is displayed in slightly > different position. There is one pixel gap on the top and left [...] Content analysis details: (-2.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 46554 Cc: 46554 <at> debbugs.gnu.org X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: -1.0 (-) ynyaaa@HIDDEN writes: > THe form below displays same image with different :rotation. > The third image is rotated by 180 degree and is displayed in slightly > different position. There is one pixel gap on the top and left edges of > the image. > > (let ((buf (generate-new-buffer "tmp")) > (svg "<svg width=\"50\" height=\"50\" > version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\"> > <rect x=\"0.5\" y=\"0.5\" width=\"49\" height=\"49\" [...] > System Description: Microsoft Windows 10 Pro (v10.0.1909.18363.1379) I'm unable to reproduce this on Debian bullseye, so perhaps it's a Windows-specific problem? My guess it that it's system-dependent where the OS sets the midpoint when rotating? The image here is 49 pixels high, though, so the midpoint should be unambiguous, but... -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no
bug-gnu-emacs@HIDDEN:bug#46554; Package emacs.
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From: ynyaaa@HIDDEN
To: bug-gnu-emacs@HIDDEN
Subject: 27.1; 180 degree rotated image is displayed in slightly different
position
Date: Tue, 16 Feb 2021 18:45:30 +0900
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THe form below displays same image with different :rotation.
The third image is rotated by 180 degree and is displayed in slightly
different position. There is one pixel gap on the top and left edges of
the image.
(let ((buf (generate-new-buffer "tmp"))
(svg "<svg width=\"50\" height=\"50\"
version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">
<rect x=\"0.5\" y=\"0.5\" width=\"49\" height=\"49\"
stroke-width=\"1\" stroke=\"red\"/>
</svg>"))
(switch-to-buffer buf)
(insert " ")
(insert-image (create-image svg 'svg t :scale 1))
(insert " ")
(insert-image (create-image svg 'svg t :scale 1 :rotation 90))
(insert " ")
(insert-image (create-image svg 'svg t :scale 1 :rotation 180))
(insert " ")
(insert-image (create-image svg 'svg t :scale 1 :rotation 270))
(insert " ")
(put-text-property (point-min) (point-max) 'face '(:background "grey"))
)
In GNU Emacs 27.1 (build 1, x86_64-w64-mingw32)
of 2020-08-22 built on CIRROCUMULUS
Repository revision: 86d8d76aa36037184db0b2897c434cdaab1a9ae8
Repository branch: HEAD
Windowing system distributor 'Microsoft Corp.', version 10.0.18363
System Description: Microsoft Windows 10 Pro (v10.0.1909.18363.1379)
Recent messages:
Configured using:
'configure --without-dbus --host=x86_64-w64-mingw32
--without-compress-install 'CFLAGS=-O2 -static''
Configured features:
XPM JPEG TIFF GIF PNG RSVG SOUND NOTIFY W32NOTIFY ACL GNUTLS LIBXML2
HARFBUZZ ZLIB TOOLKIT_SCROLL_BARS MODULES THREADS JSON PDUMPER LCMS2 GMP
Important settings:
value of $LANG: JPN
locale-coding-system: cp932
Major mode: Lisp Interaction
Minor modes in effect:
tooltip-mode: t
global-eldoc-mode: t
eldoc-mode: t
electric-indent-mode: t
mouse-wheel-mode: t
tool-bar-mode: t
menu-bar-mode: t
file-name-shadow-mode: t
global-font-lock-mode: t
font-lock-mode: t
blink-cursor-mode: t
auto-composition-mode: t
auto-encryption-mode: t
auto-compression-mode: t
line-number-mode: t
transient-mark-mode: t
Load-path shadows:
None found.
Features:
(gnutls network-stream nsm mailalias smtpmail auth-source eieio
eieio-core cl-macs eieio-loaddefs json map rect wid-edit descr-text
mule-util cl-extra help-fns radix-tree misearch multi-isearch pp shadow
sort emacsbug sendmail mail-extr message rmc puny dired dired-loaddefs
format-spec rfc822 mml mml-sec password-cache epa derived epg epg-config
gnus-util rmail rmail-loaddefs text-property-search time-date subr-x seq
byte-opt gv bytecomp byte-compile cconv mm-decode mm-bodies mm-encode
mail-parse rfc2231 rfc2047 rfc2045 mm-util ietf-drums mail-prsvr
mailabbrev mail-utils gmm-utils mailheader cl-seq image-mode exif
term/bobcat help-mode easymenu cl-loaddefs cl-lib japan-util tooltip
eldoc electric uniquify ediff-hook vc-hooks lisp-float-type mwheel
dos-w32 ls-lisp disp-table term/w32-win w32-win w32-vars term/common-win
tool-bar dnd fontset image regexp-opt fringe tabulated-list replace
newcomment text-mode elisp-mode lisp-mode prog-mode register page
tab-bar menu-bar rfn-eshadow isearch timer select scroll-bar mouse
jit-lock font-lock syntax facemenu font-core term/tty-colors frame
minibuffer cl-generic cham georgian utf-8-lang misc-lang vietnamese
tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek
romanian slovak czech european ethiopic indian cyrillic chinese
composite charscript charprop case-table epa-hook jka-cmpr-hook help
simple abbrev obarray cl-preloaded nadvice loaddefs button faces
cus-face macroexp files text-properties overlay sha1 md5 base64 format
env code-pages mule custom widget hashtable-print-readable backquote
threads w32notify w32 lcms2 multi-tty make-network-process emacs)
Memory information:
((conses 16 78058 27524)
(symbols 48 21222 0)
(strings 32 81348 5793)
(string-bytes 1 1941613)
(vectors 16 17946)
(vector-slots 8 1025340 97128)
(floats 8 49 310)
(intervals 56 1794 449)
(buffers 1000 25))
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Full text available.bug-gnu-emacs@HIDDEN:bug#46554; Package emacs.
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