X-Authentication-Warning:	delorie.com: mail set sender to geda-user-bounces using -f
X-Recipient:	geda-user AT delorie DOT com
X-Original-DKIM-Signature:	v=1; a=rsa-sha256; c=relaxed/relaxed;
	d=gmail.com; s=20120113;
	h=date:from:to:subject:message-id:in-reply-to:references:mime-version
	:content-type:content-transfer-encoding;
	bh=uUzY04yH3WYMS81xXCtVOw+KnjYCKqV4f3nbavDzwvg=;
	b=aHWod2pGtIwxkGd0zfxcp9RftgaaLdhQLp2suLg4uTZnYt/bWNl6gR+YU/raoLd3vU
	xDvaAmSiiOSIz8k/o1mdJADDNarSNH5BZSWZ5CrFjd6diyRegeNL9zhmtbjRJEqy3Vg/
	U5A+CGALGIYY6RYH6W0Ck+sEgQy4NKmhjQJ9jZT18FQgpIwpjBr/wOWljrZzgY9POWZ7
	nRrWrcq1EDbdZG/qdYh81GhAzNgtRr4s4/Hy+KGWJ+7qr0tlUHRjlt+M74YN9wDQNVv0
	4xcjHBOAxIZ0WXNpfdsITZaXla5Qdp6uDhk7hIolfKfuZuYHWYWcSOg+1/bXPQqtKoES
	mRdw==
X-Google-DKIM-Signature:	v=1; a=rsa-sha256; c=relaxed/relaxed;
	d=1e100.net; s=20130820;
	h=x-gm-message-state:date:from:to:subject:message-id:in-reply-to
	:references:mime-version:content-type:content-transfer-encoding;
	bh=uUzY04yH3WYMS81xXCtVOw+KnjYCKqV4f3nbavDzwvg=;
	b=lxVRH0iLL9Qk+YOv98YjQhnLSShED/FNfY5fRPXF2sb7uKOBpUNSczpccf+31cgTqk
	Y9KME78UkPhcUf2dgs2oD0vWJmX4HSk/+0nkzJu9ocHnMJkLIL2EfU0OgzoUBd5L9qOR
	MTZcpdGI186qBDtuFgByy774nlP5vGbfOHqvaromt22oHzMCi72z5iqwkd2ggHYBKzQx
	a6axWtrhprt9bAJXfMCJZrlXfAKFtKHsB3q2Xd0RLTriYNwcrIh+hVtq57HY9s2iPpm3
	IlP9vJ12KoKX4WuAWGsxSg4ERClstCZq/0RfIMmolxkjGr92xhCcPF/ClyNLLcOSDNDn
	joRQ==
X-Gm-Message-State:	AG10YOT+nAIJw9qQ6AWhUoXrzVXz7SSJiYBMeQPLnarcl2gqlBXb+66V4w7LlSTz+ExEYg==
X-Received:	by 10.194.171.66 with SMTP id as2mr29524549wjc.73.1454431040520;
	Tue, 02 Feb 2016 08:37:20 -0800 (PST)
Date:	Tue, 2 Feb 2016 17:37:14 +0100
From:	"Nicklas Karlsson (nicklas DOT karlsson17 AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
To:	geda-user AT delorie DOT com
Subject:	Re: [geda-user] The nature of gEDA layers
Message-Id:	<20160202173714.071b35be76f3179b3e4f493c@gmail.com>
In-Reply-To:	<s6nh9hr9ssr.fsf@falbala.ieap.uni-kiel.de>
References:	<alpine DOT DEB DOT 2 DOT 00 DOT 1601180756390 DOT 9035 AT igor2priv>
	<s6n37tjt1tv DOT fsf AT falbala DOT ieap DOT uni-kiel DOT de>
	<56A8F74B DOT 8080304 AT ecosensory DOT com>
	<CAC4O8c9UKLsh5FAAwUMEtHThKH-w3gUmCU2i9dRW9igkyRt-TQ AT mail DOT gmail DOT com>
	<CAJZxidDmjMtd_fKvR5qZVRa+hwDUbvfaz79oZjkBgDuE1m8RBg AT mail DOT gmail DOT com>
	<56A961BC DOT 3040405 AT ecosensory DOT com>
	<CAJZxidC=nbxAinOtpfGHHqwPXbEMrhfat7jKgA9KBp3EVVg4_Q AT mail DOT gmail DOT com>
	<s6nbn863xlu DOT fsf AT blaulicht DOT dmz DOT brux>
	<56A9E416 DOT 8080500 AT ecosensory DOT com>
	<20160128124020 DOT 8f2f33210481f637a696f5d0 AT gmail DOT com>
	<CAJZxidD7=NE+Q3FGOU+ER3Xh7TRskEPRTKa=yrwUm51_VaYw0A AT mail DOT gmail DOT com>
	<20160128164922 DOT 7bd920859ab8462f8abb0f40 AT gmail DOT com>
	<s6ny4b9r3x7 DOT fsf AT falbala DOT ieap DOT uni-kiel DOT de>
	<20160128191943 DOT d3f06f258e112a8d7d532327 AT gmail DOT com>
	<s6nio2d2yr0 DOT fsf AT blaulicht DOT dmz DOT brux>
	<20160201113121 DOT 9e1229dc74b565f082c3bfba AT gmail DOT com>
	<n8pqa8$5fb$1 AT ger DOT gmane DOT org>
	<20160202102831 DOT 87be1281db69271eaf892fc9 AT gmail DOT com>
	<s6nh9hr9ssr DOT fsf AT falbala DOT ieap DOT uni-kiel DOT de>
X-Mailer:	Sylpheed 3.5.0beta1 (GTK+ 2.24.25; x86_64-pc-linux-gnu)
Mime-Version:	1.0
Reply-To:	geda-user AT delorie DOT com
Errors-To:	nobody AT delorie DOT com
X-Mailing-List:	geda-user AT delorie DOT com
X-Unsubscribes-To:	listserv AT delorie DOT com

> Levels/depths are the drawing order of graphics items within a single
> layer.  What item shall be cleared by a line clearance, and what item
> shall persist?
> 
>  1st draw a DARK polygon
>  2nd draw a CLEAR circle areound a via hole
>  3rd draw a DARK circle and a DARK line wowards that circle
> 
> The CLEAR circle must not clear the via pad nor the line, but it must
> clear the polygon.  The standard library will assign level numbers to
> certain classes of graphical items, with gaps for special needs.

Now I got it, depth is useful to mix dark and clear. It is useful for example to draw thermals but ror the most cases it should not be needed.

I guess depth is in sort of local to avoid interleaved order for overlapping drawing drawing primitives?

Nicklas Karlsson

- Raw text -