From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#51886: 29.0.50; pixel-scroll-mode garbage collects like crazy Date: Tue, 16 Nov 2021 15:05:32 +0200 Message-ID: <83v90s1c9v.fsf@gnu.org> References: <87ee7gwop0.fsf.ref@yahoo.com> <87ee7gwop0.fsf@yahoo.com> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="8545"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 51886@debbugs.gnu.org To: Po Lu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Nov 16 14:08:17 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mmyC8-00024K-Kg for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 16 Nov 2021 14:08:16 +0100 Original-Received: from localhost ([::1]:48320 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mmyC7-0005pe-5Y for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 16 Nov 2021 08:08:15 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:59082) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mmy9z-0003Lz-TX for bug-gnu-emacs@gnu.org; Tue, 16 Nov 2021 08:06:04 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:45920) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mmy9y-0006w4-L5 for bug-gnu-emacs@gnu.org; Tue, 16 Nov 2021 08:06:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mmy9y-0004sI-Gd for bug-gnu-emacs@gnu.org; Tue, 16 Nov 2021 08:06:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 16 Nov 2021 13:06:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 51886 X-GNU-PR-Package: emacs Original-Received: via spool by 51886-submit@debbugs.gnu.org id=B51886.163706794918700 (code B ref 51886); Tue, 16 Nov 2021 13:06:02 +0000 Original-Received: (at 51886) by debbugs.gnu.org; 16 Nov 2021 13:05:49 +0000 Original-Received: from localhost ([127.0.0.1]:57466 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mmy9k-0004rX-TY for submit@debbugs.gnu.org; Tue, 16 Nov 2021 08:05:49 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:58294) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mmy9j-0004r7-Cy for 51886@debbugs.gnu.org; Tue, 16 Nov 2021 08:05:47 -0500 Original-Received: from [2001:470:142:3::e] (port=44650 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mmy9e-0006n3-7l; Tue, 16 Nov 2021 08:05:42 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=Fc+Ob3ly9X4Q9cyD8lSs2cinnS/qk2zxMRwzppANhdc=; b=W5h6+sprsDbc 49RlJqehrhPnM5B5Vehqjg7kffDQnsfWOuRAN7P3TWiP9hhB9lDjyj32JTtxd52aIAlfFK4m7V+hj II/Xs+NoBLkYFnZca0XNIRIignRWOw8p0HWY3Oqk3sr4Krjiin63WTUOqn9jky3omNbdRFW3cTrIk S433tmVQ0kykzbErgmSLG+J7S0QPORDkEu2+C5vP7j+1pA+J9tm7L5zlQ+KCzs/P4+IYGObs01GFd HH4gu8mhijowlvq2IPiLhkFEJjqE6RXCErnHYFxbB7htd+cE4j5Z7Bs1IoMpb1TVNJ2H3bDF62SqU Y2fuqpEM9li9DdgC9Ke1Rw==; Original-Received: from [87.69.77.57] (port=3860 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mmy9b-00074D-TG; Tue, 16 Nov 2021 08:05:40 -0500 In-Reply-To: <87ee7gwop0.fsf@yahoo.com> (bug-gnu-emacs@gnu.org) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:220113 Archived-At: > Date: Tue, 16 Nov 2021 15:21:31 +0800 > From: Po Lu via "Bug reports for GNU Emacs, > the Swiss army knife of text editors" > > Starting from `emacs -Q', do M-x pixel-scroll-mode RET, then configure > it as follows: > > (setq pixel-dead-time 0) > (setq pixel-resolution-fine-flag 1) > (setq garbage-collection-messages t) > > Then scroll the display with the mouse wheel. It will garbage collect > like crazy, leading to a great deal of stuttering (in emacs-28 as well). > > I want to reuse most of the code in pixel-scroll.el for XInput2 pixel > scrolling, but this is holding me back, as the excessive garbage > collection makes it completely unusable. Did you try to figure out which part of the code produces most of the garbage?