From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/40741 Path: news.gmane.org!not-for-mail From: Peter Rolf Newsgroups: gmane.comp.tex.context Subject: withshade (mlib) Date: Mon, 28 Apr 2008 16:20:09 +0200 Message-ID: <4815DD19.6040604@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" Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1209392521 11702 80.91.229.12 (28 Apr 2008 14:22:01 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 28 Apr 2008 14:22:01 +0000 (UTC) To: mailing list for ConTeXt users Original-X-From: ntg-context-bounces@ntg.nl Mon Apr 28 16:22:37 2008 connect(): Connection refused 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 1JqUFK-0000SN-8T for gctc-ntg-context-518@m.gmane.org; Mon, 28 Apr 2008 16:22:22 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id C3E831FADF; Mon, 28 Apr 2008 16:21:39 +0200 (CEST) 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 29217-01-6; Mon, 28 Apr 2008 16:21:07 +0200 (CEST) Original-Received: from ronja.vet.uu.nl (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 686F11FBFD; Mon, 28 Apr 2008 16:20:36 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 509961FBFD for ; Mon, 28 Apr 2008 16:20:34 +0200 (CEST) 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 28829-02-2 for ; Mon, 28 Apr 2008 16:20:01 +0200 (CEST) Original-Received: from mail.gmx.net (mail.gmx.net [213.165.64.20]) by ronja.ntg.nl (Postfix) with SMTP id 8F3951FBF9 for ; Mon, 28 Apr 2008 16:20:01 +0200 (CEST) Original-Received: (qmail invoked by alias); 28 Apr 2008 14:20:01 -0000 Original-Received: from i5387D9F9.versanet.de (EHLO [192.168.1.3]) [83.135.217.249] by mail.gmx.net (mp018) with SMTP; 28 Apr 2008 16:20:01 +0200 X-Authenticated: #24293357 X-Provags-ID: V01U2FsdGVkX18eRgpt5PAeHvluhA5DljTM7VMqNjY6o2nNmBjyXm RKNRhgRFpKRMJo User-Agent: Thunderbird 2.0.0.12 (Windows/20080213) X-Enigmail-Version: 0.95.6 X-Y-GMX-Trusted: 0 X-Virus-Scanned: amavisd-new at ntg.nl X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.9 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:40741 Archived-At: Hi, there are some problems in combination with the 'withshade' operator in mlib. this must be patched in mp-mlib.mp (':=' instead of '='; too much lua ;) vardef define_circular_shade (expr a, b, ra, rb, ca, cb) = _defined_cs_ := _defined_cs_ + 1 ; _defined_cs_pre_ [_defined_cs_] := "cs" ; _defined_cs_post_[_defined_cs_] := "0 1 " & decimal shadefactor & " " & colordecimals ca & " " & ddecimal (a shifted shadeoffset) & " " & decimal ra & " " & colordecimals cb & " " & ddecimal (b shifted shadeoffset) & " " & decimal rb ; _defined_cs_ enddef ; vardef define_linear_shade (expr a, b, ca, cb) = _defined_cs_ := _defined_cs_ + 1 ; _defined_cs_pre_ [_defined_cs_] := "ls" ; _defined_cs_post_[_defined_cs_] := "0 1 " & decimal shadefactor & " " & colordecimals ca & " " & ddecimal (a shifted shadeoffset) & " " colordecimals cb & " " & ddecimal (b shifted shadeoffset) ; _defined_cs_ enddef ; i still get an error after this patch, because '_defined_cs_' is not increased somehow (donno why, not my day; cleared mem, remade formats). _defined_cs_pre_0 is of course undefined. [..] report >> mp terminal: ! Missing argument to withshade. define_linear_shade <*> ...,1cm); fill p withshade define_linear_shade (p,1,red,blue); ; >> unknown string _defined_cs_pre_0 ! Improper type. withpostscript withshade->...fined_cs_pre_[(EXPR0)]withpostscript ._defined_cs_post_[(EXPR0)] define_linear_shade <*> ...,1cm); fill p withshade define_linear_shade (p,1,red,blue); ; >> _defined_cs_post_0define_linear_shade ! Improper type. ( <*> ...1cm); fill p withshade define_linear_shade( p,1,red,blue); ; ! Extra tokens will be flushed. ( <*> ...1cm); fill p withshade define_linear_shade( p,1,red,blue); ; report >> mp error: unknown, no error, terminal or log messages [..] here the test code: \setupcolors[state=start] \starttext \null \startMPcode path p; p:= unitsquare xyscaled(10cm,1cm); fill p withshade define_linear_shade(p,1,red,blue); \stopMPcode \stoptext ___________________________________________________________________________________ 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 ___________________________________________________________________________________