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Sat, 27 Nov 2021 00:02:58 +0000 Original-Received: by kubenode512.mail-prod1.omega.sg3.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 0722deccf509c3d923512079d924fb5a; Sat, 27 Nov 2021 00:02:51 +0000 (UTC) In-Reply-To: <831r323lgs.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 26 Nov 2021 18:55:47 +0200") X-Mailer: WebService/1.1.19306 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.187.147; envelope-from=luangruo@yahoo.com; helo=sonic316-21.consmr.mail.ne1.yahoo.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:280277 Archived-At: Eli Zaretskii writes: >> Thanks! I really appreciate it. > What pixel-delta values are typically reported on X for a single click > of the mouse wheel? A click (i.e. a movement where precise information is unavailable)? Typically 1 scroll unit is reported, which would be: 1.0 * pow (FRAME_PIXEL_HEIGHT (f), 2.0 / 3.0) Thanks.