From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/47162 Path: news.gmane.org!not-for-mail From: Peter Rolf Newsgroups: gmane.comp.tex.context Subject: Re: unwanted rgb-->gray conversion (mkiv) Date: Tue, 03 Feb 2009 13:12:03 +0100 Message-ID: <49883493.3060001@gmx.net> References: <497F454A.8090506@gmx.net> <4986F761.8030909@gmx.net> <49882079.2080303@gmx.net> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1233663240 27311 80.91.229.12 (3 Feb 2009 12:14:00 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 3 Feb 2009 12:14:00 +0000 (UTC) To: mailing list for ConTeXt users Original-X-From: ntg-context-bounces@ntg.nl Tue Feb 03 13:15:14 2009 Return-path: Envelope-to: gctc-ntg-context-518@m.gmane.org Original-Received: from ronja.vet.uu.nl ([131.211.172.88] helo=ronja.ntg.nl) by lo.gmane.org with esmtp (Exim 4.50) id 1LUKBM-0001j9-Rs for gctc-ntg-context-518@m.gmane.org; Tue, 03 Feb 2009 13:15:12 +0100 Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 1790D1FBEF; Tue, 3 Feb 2009 13:13:52 +0100 (CET) Original-Received: from ronja.ntg.nl ([127.0.0.1]) by localhost (smtp.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 07882-04; Tue, 3 Feb 2009 13:12:43 +0100 (CET) Original-Received: from ronja.vet.uu.nl (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 9BA4C1FBBA; Tue, 3 Feb 2009 13:12:43 +0100 (CET) Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 6E4321FBBA for ; Tue, 3 Feb 2009 13:12:42 +0100 (CET) Original-Received: from ronja.ntg.nl ([127.0.0.1]) by localhost (smtp.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 15869-01-2 for ; Tue, 3 Feb 2009 13:12:05 +0100 (CET) Original-Received: from filter2-til.mf.surf.net (filter2-til.mf.surf.net [194.171.167.218]) by ronja.ntg.nl (Postfix) with ESMTP id EB66D1FB98 for ; Tue, 3 Feb 2009 13:12:05 +0100 (CET) Original-Received: from mail.gmx.net (mail.gmx.net [213.165.64.20]) by filter2-til.mf.surf.net (8.13.8/8.13.8/Debian-3) with SMTP id n13CC5eo008697 for ; Tue, 3 Feb 2009 13:12:05 +0100 Original-Received: (qmail invoked by alias); 03 Feb 2009 12:12:04 -0000 Original-Received: from i577BE5DD.versanet.de (EHLO [192.168.1.3]) [87.123.229.221] by mail.gmx.net (mp012) with SMTP; 03 Feb 2009 13:12:04 +0100 X-Authenticated: #24293357 X-Provags-ID: V01U2FsdGVkX18yC7hXgwQyV1zoh+hsXe5uI/lej8S2IA7gsBOmSz QpevKWx5vn+y9q User-Agent: Thunderbird 2.0.0.19 (Windows/20081209) In-Reply-To: X-Y-GMX-Trusted: 0 X-FuHaFi: 0.59 X-Bayes-Prob: 0.0001 (Score 0, tokens from: @@RPTN) X-CanIt-Geo: ip=213.165.64.20; country=DE; region=01; city=Karlsruhe; latitude=49.0047; longitude=8.3858; http://maps.google.com/maps?q=49.0047,8.3858&z=6 X-CanItPRO-Stream: uu:ntg-context@ntg.nl (inherits from uu:default, base:default) X-Canit-Stats-ID: 174247857 - 4c1e0b7b7d64 X-Scanned-By: CanIt (www . roaringpenguin . com) on 194.171.167.218 X-Virus-Scanned: amavisd-new at ntg.nl X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.11 Precedence: list List-Id: mailing list for ConTeXt users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: ntg-context-bounces@ntg.nl Errors-To: ntg-context-bounces@ntg.nl X-Virus-Scanned: amavisd-new at ntg.nl Xref: news.gmane.org gmane.comp.tex.context:47162 Archived-At: Wolfgang Schuster schrieb: > > Am 03.02.2009 um 11:46 schrieb Peter Rolf: > >> Wolfgang Schuster schrieb: >>> >>> Am 02.02.2009 um 14:38 schrieb Peter Rolf: >>> >>>> mh, the problem is a little more complex. Mkii reduces rgb(0,0,0) >>>> text into gray(0), in mkiv color is as expected. >>>> Updated the example... >>>> \setupcolors[state=start] >>> >>> AFAIR \setupcolors[state=start,conversion=no] >> >> I get exactly the same unwanted conversions in both marks (even if I >> use 'conversion=yes'). > > The rgb(0,0,0) to gray(0) is hard coded in the \definecolor > command, can you try if this did also happen with nonzero values > for rgb (+conversion=no). > Thanks Wolfgang. The gray scales white and a 50% gray are already part of my example (and they work fine). Just add '\pdfcompresslevel0' at the top of my example and you can 'see' (viewing the pdf in a text editor) the used color space. 0 g 0 G gray black 0 0 0 rg 0 0 0 RG rgb black > Wolfgang > > ___________________________________________________________________________________ > > If your question is of interest to others as well, please add an entry > to the Wiki! > > maillist : ntg-context@ntg.nl / > http://www.ntg.nl/mailman/listinfo/ntg-context > webpage : http://www.pragma-ade.nl / http://tex.aanhet.net > archive : https://foundry.supelec.fr/projects/contextrev/ > wiki : http://contextgarden.net > ___________________________________________________________________________________ > > ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : https://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________