From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/40912 Path: news.gmane.org!not-for-mail From: Peter Rolf Newsgroups: gmane.comp.tex.context Subject: Re: withshade (mlib) Date: Tue, 06 May 2008 17:57:32 +0200 Message-ID: <48207FEC.3030208@gmx.net> References: <4815DD19.6040604@gmx.net> <481603B7.7060403@wxs.nl> <48160BB3.6040505@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 1210089537 20542 80.91.229.12 (6 May 2008 15:58:57 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 6 May 2008 15:58:57 +0000 (UTC) To: mailing list for ConTeXt users Original-X-From: ntg-context-bounces@ntg.nl Tue May 06 17:59:32 2008 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 1JtPZj-0007YB-Ky for gctc-ntg-context-518@m.gmane.org; Tue, 06 May 2008 17:59:31 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 376741FCA2; Tue, 6 May 2008 17:58:47 +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 00546-02-9; Tue, 6 May 2008 17:58:02 +0200 (CEST) Original-Received: from ronja.vet.uu.nl (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 005B51FB82; Tue, 6 May 2008 17:58:01 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 6EE351FB7E for ; Tue, 6 May 2008 17:58:00 +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 01891-01-4 for ; Tue, 6 May 2008 17:57:27 +0200 (CEST) Original-Received: from mail.gmx.net (mail.gmx.net [213.165.64.20]) by ronja.ntg.nl (Postfix) with SMTP id DF73A1FB82 for ; Tue, 6 May 2008 17:57:27 +0200 (CEST) Original-Received: (qmail invoked by alias); 06 May 2008 15:57:27 -0000 Original-Received: from i5387D9EF.versanet.de (EHLO [192.168.1.3]) [83.135.217.239] by mail.gmx.net (mp041) with SMTP; 06 May 2008 17:57:27 +0200 X-Authenticated: #24293357 X-Provags-ID: V01U2FsdGVkX1+3P5EHMjq3d7ldQJoveI6SWlz6N4E62Ltlj/vHVX XcI6imljANkmdj User-Agent: Thunderbird 2.0.0.14 (Windows/20080421) In-Reply-To: <48160BB3.6040505@gmx.net> 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:40912 Archived-At: Peter Rolf schrieb: > Hans Hagen schrieb: >> Peter Rolf wrote: >>> 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 ;) >> indeed >> >> >>> 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. >> did you delete the cont-en-metafun format in the cache? >> > yes, several times. if it works for you, i just have bad luck. as said: > not my day.. don't know if i'm still out of luck or if it's a general problem (luatex trunc, context beta 03.05.2008). there was also some 'hide' missing, but anyway i still get the same error. code looks ok to me, but i'm no experienced mp programmer. maybe a luatex/mplib problem with vardef grouping? i'm puzzled. vardef define_linear_shade (expr a, b, ca, cb) = hide (_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 ; same for define_circular_shade... % testfile --------------------------------- % engine=luatex \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 % results in -------------------------------- [..] systems : begin file shade at line 3 mplib : making format: metafun.mp, name: r:/tex/luatex-cache/context/be74c9ce1715b7e02ccf1b16a39c2fc2/formats/cont-en-metafun.mem mplib : loading format: metafun.mp, name: r:/tex/luatex-cache/context/be74c9ce1715b7e02ccf1b16a39c2fc2/formats/cont-en-metafun.mem 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 fonts : resetting map file list [..] any help welcome. peter ___________________________________________________________________________________ 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 ___________________________________________________________________________________