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Re: [Swftools-common] pdf2swf stroke cap style
From: |
Matthias Kramm |
Subject: |
Re: [Swftools-common] pdf2swf stroke cap style |
Date: |
Thu, 5 Feb 2009 13:34:09 +0100 |
User-agent: |
Mutt/1.5.6i |
On Thu, Feb 05, 2009 at 02:02:32PM +0200, Jarno Kyttälä <address@hidden> wrote:
> Ok. I found out what's causing this problem. Stroke to polygon
> conversion doesn't (and cannot) work correctly for closed paths, becouse
> of perturbation, and direct == comparison of path start and end
> coordinates floating point values.
Yes, that's a problem indeed.
libart's pertubation is a poor workaround for missing special-case
handling in the intersector code.
Replacing libart with a better working polygon library is in my queue.
> I didn't want to touch the libart sources directly, so I commented out
> the vpath perturbation at gfxpoly.c's strokeToPoly, and closed paths
> seemed to render correctly with the PDFs I tested it with.
You might run into problems for some more complex strokes w/o
pertubation- but it depends on your PDF content.
Greetings
Matthias