From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Juri Linkov Newsgroups: gmane.emacs.bugs Subject: bug#38187: 27.0.50; No mouse-wheel scaling on images Date: Sun, 24 Nov 2019 00:23:05 +0200 Organization: LINKOV.NET Message-ID: <877e3q5j1y.fsf@mail.linkov.net> References: <87tv79ksuz.fsf@mail.linkov.net> <83zhgy62u8.fsf@gnu.org> <87y2we7r90.fsf@gnus.org> <83lfse5w04.fsf@gnu.org> <87a78u7ags.fsf@gnus.org> <878soemc79.fsf@marxist.se> <87mucut8ch.fsf@mail.linkov.net> <87ftilsg6q.fsf@gnus.org> <87r224sw6s.fsf@mail.linkov.net> <87zhgsnv7x.fsf@gnus.org> <87h82ykur6.fsf@mail.linkov.net> <87o8x54eg9.fsf@gnus.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="138833"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (x86_64-pc-linux-gnu) Cc: Stefan Kangas , 38187@debbugs.gnu.org To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Nov 23 23:25:45 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iYdqa-000Zz6-2n for geb-bug-gnu-emacs@m.gmane.org; Sat, 23 Nov 2019 23:25:44 +0100 Original-Received: from localhost ([::1]:33006 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iYdqY-00017H-VH for geb-bug-gnu-emacs@m.gmane.org; Sat, 23 Nov 2019 17:25:42 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60997) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iYdqE-0000j2-Iq for bug-gnu-emacs@gnu.org; Sat, 23 Nov 2019 17:25:23 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iYdqD-0005X0-HE for bug-gnu-emacs@gnu.org; Sat, 23 Nov 2019 17:25:22 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:49110) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iYdqD-0005Ww-De for bug-gnu-emacs@gnu.org; Sat, 23 Nov 2019 17:25:21 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iYdqD-0006HS-58 for bug-gnu-emacs@gnu.org; Sat, 23 Nov 2019 17:25:21 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Juri Linkov Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 23 Nov 2019 22:25:18 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 38187 X-GNU-PR-Package: emacs Original-Received: via spool by 38187-submit@debbugs.gnu.org id=B38187.157454786624058 (code B ref 38187); Sat, 23 Nov 2019 22:25:18 +0000 Original-Received: (at 38187) by debbugs.gnu.org; 23 Nov 2019 22:24:26 +0000 Original-Received: from localhost ([127.0.0.1]:57929 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iYdpH-0006Fq-EE for submit@debbugs.gnu.org; Sat, 23 Nov 2019 17:24:24 -0500 Original-Received: from eastern.birch.relay.mailchannels.net ([23.83.209.55]:38504) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iYdp9-0006FK-7q for 38187@debbugs.gnu.org; Sat, 23 Nov 2019 17:24:16 -0500 X-Sender-Id: dreamhost|x-authsender|jurta@jurta.org Original-Received: from relay.mailchannels.net (localhost [127.0.0.1]) by relay.mailchannels.net (Postfix) with ESMTP id 30053500B05; Sat, 23 Nov 2019 22:24:14 +0000 (UTC) Original-Received: from pdx1-sub0-mail-a34.g.dreamhost.com (100-96-6-199.trex.outbound.svc.cluster.local [100.96.6.199]) (Authenticated sender: dreamhost) by relay.mailchannels.net (Postfix) with ESMTPA id 82B9C500A3C; Sat, 23 Nov 2019 22:24:13 +0000 (UTC) X-Sender-Id: dreamhost|x-authsender|jurta@jurta.org Original-Received: from pdx1-sub0-mail-a34.g.dreamhost.com ([TEMPUNAVAIL]. [64.90.62.162]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384) by 0.0.0.0:2500 (trex/5.18.5); Sat, 23 Nov 2019 22:24:13 +0000 X-MC-Relay: Neutral X-MailChannels-SenderId: dreamhost|x-authsender|jurta@jurta.org X-MailChannels-Auth-Id: dreamhost X-Army-Suffer: 6c83074b7243eaf5_1574547853772_3285214905 X-MC-Loop-Signature: 1574547853772:3380189217 X-MC-Ingress-Time: 1574547853771 Original-Received: from pdx1-sub0-mail-a34.g.dreamhost.com (localhost [127.0.0.1]) by pdx1-sub0-mail-a34.g.dreamhost.com (Postfix) with ESMTP id 8285584069; Sat, 23 Nov 2019 14:24:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=linkov.net; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; s=linkov.net; bh=cydSZEskiySFvWSLmDcoeXk+O58=; b= qAjI1dJPJOxktzpLaNcp7XAGwyCujU7tlDpydrH+ma0O9oM9cdl76vwyISSOdd7g k7czeTLd7z65VNWTJcdCIZXFf4VvIY0SdY8kzSI7xlBEzHXmyKPb1w+op377Bw9B CItzUB1Rzrg6WGBeulbyfUuOLYJ3+10nGeO8RW+tO+c= Original-Received: from mail.jurta.org (m91-129-105-73.cust.tele2.ee [91.129.105.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: jurta@jurta.org) by pdx1-sub0-mail-a34.g.dreamhost.com (Postfix) with ESMTPSA id 63DE084068; Sat, 23 Nov 2019 14:24:09 -0800 (PST) X-DH-BACKEND: pdx1-sub0-mail-a34 In-Reply-To: <87o8x54eg9.fsf@gnus.org> (Lars Ingebrigtsen's message of "Thu, 21 Nov 2019 13:11:02 +0100") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:172348 Archived-At: >> I noticed that using the mouse-wheel on images is not responsive enough. >> It takes too much time when every step of the mouse scrolling wheel >> needs to scale the image separately for every consecutive rescaling. > > Yeah, users are more likely to issue a bunch of scroll wheel events > rapidly than hitting `+' at the same rate, I guess. > >> So I experimented with debouncing - a new macro 'debounce' swallows >> all intermediate calls in quick succession to 'image--change-size', >> and executes only the last call in sequence. >> >> But actually it requires another better macro 'debounce-reduce' >> that accumulates the state from all calls by multiplying all >> intermediate scaling factors, and using the result on the final call: > > Makes sense to me. This is installed now. Not sure if this report can be closed, since the discussion on image memory caching moved to bug#38345.