From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: David De La Harpe Golden Newsgroups: gmane.emacs.bugs Subject: bug#9181: 24.0.50; Alpha transparency no longer works Date: Thu, 28 Jul 2011 13:10:33 +0100 Message-ID: <4E3151B9.7070704@harpegolden.net> References: <87mxg2t7oa.fsf@killer.sedemnajst.si> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1311855075 21905 80.91.229.12 (28 Jul 2011 12:11:15 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Thu, 28 Jul 2011 12:11:15 +0000 (UTC) Cc: 9181@debbugs.gnu.org To: Luka Novsak Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Jul 28 14:11:11 2011 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1QmPQi-0003Ya-0a for geb-bug-gnu-emacs@m.gmane.org; Thu, 28 Jul 2011 14:11:08 +0200 Original-Received: from localhost ([::1]:38862 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QmPQh-0000Sd-Ck for geb-bug-gnu-emacs@m.gmane.org; Thu, 28 Jul 2011 08:11:07 -0400 Original-Received: from eggs.gnu.org ([140.186.70.92]:44683) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QmPQd-0000Rb-IV for bug-gnu-emacs@gnu.org; Thu, 28 Jul 2011 08:11:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QmPQc-0003u5-CO for bug-gnu-emacs@gnu.org; Thu, 28 Jul 2011 08:11:03 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:47919) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QmPQc-0003u1-Ai for bug-gnu-emacs@gnu.org; Thu, 28 Jul 2011 08:11:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1QmPQb-0002DZ-Ur; Thu, 28 Jul 2011 08:11:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: David De La Harpe Golden Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 28 Jul 2011 12:11:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 9181 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 9181-submit@debbugs.gnu.org id=B9181.13118550378493 (code B ref 9181); Thu, 28 Jul 2011 12:11:01 +0000 Original-Received: (at 9181) by debbugs.gnu.org; 28 Jul 2011 12:10:37 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1QmPQC-0002Cw-W1 for submit@debbugs.gnu.org; Thu, 28 Jul 2011 08:10:37 -0400 Original-Received: from harpegolden.net ([65.99.215.13]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1QmPQC-0002Cp-26 for 9181@debbugs.gnu.org; Thu, 28 Jul 2011 08:10:36 -0400 Original-Received: from [87.198.47.59] (87-198-47-59.ptr.magnet.ie [87.198.47.59]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client CN "David De La Harpe Golden", Issuer "David De La Harpe Golden Personal CA rev 3" (verified OK)) by harpegolden.net (Postfix) with ESMTPSA id 99431683B9; Thu, 28 Jul 2011 13:10:34 +0100 (IST) User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.18) Gecko/20110626 Icedove/3.1.11 In-Reply-To: <87mxg2t7oa.fsf@killer.sedemnajst.si> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Thu, 28 Jul 2011 08:11:01 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 1) X-Received-From: 140.186.70.43 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:49666 Archived-At: On 25/07/11 21:41, Luka Novsak wrote: > My last build of emacs from source checked out of the trunk on > 2011-07-21 broke transparency. My former build was several weeks old, so > can't say how old this is exactly. > > Starting from emacs -Q I do (set-frame-parameter (selected-frame) 'alpha > '(90 90)), which should(?) work, but doesn't anymore. > Works for me (emacs trunk rev 105334) Note this feature depends on compositing being active: all it does is set the relevant x11 window property to request the compositing manager render the window with some alpha. So it has no effect if you've, say, turned off compositing (sometimes called "desktop effects") in a window manager capable of it (say XFCE), or have switched to a low-requirements desktop environment / window-manager that doesn't do it at all.