The winding rule specifies how the interior of a path is determined. There are two types of winding rules: EVEN_ODD and NON_ZERO.

winding rule

How to draw SVG on HTML 5 Canvas and…

One of the limitations of shapes in HTML 5 canvas is that only one fill rule is supported, which can lead to shapes not...
Leon Atherton
51 sec read

PDF to HTML5 conversion – No Even-Odd Winding Rule…

This is part 3 on this subject. If you haven’t already read the other articles, please read part 1 to understand the winding problem,...
Leon Atherton
1 min read

PDF to HTML5 conversion – No Even-Odd Winding Rule…

This is part 2 on this subject. If you haven’t already read it, please read part 1 to understand the winding problem. So to...
Leon Atherton
3 min read

PDF to HTML5 conversion – No Even-Odd Winding Rule…

When filling shapes in PDFs (and lots of other technologies) you get a choice between using the Even-Odd or the Non-Zero winding rule. For...
Leon Atherton
1 min read