Polygon fill algo?

Monte Goulding monte at appisle.net
Sun Feb 14 17:30:43 EST 2021

Hi Richard

Have you checked out the `fillRule` property docs?



> On 15 Feb 2021, at 9:25 am, Richard Gaskin via use-livecode <use-livecode at lists.runrev.com> wrote:
> I was hoping to use a single polygon draw a box, using the old trick of making discontiguous regions by adding a blank line between lists of points.
> The results draws the lines as I expected, but the fill is unpredictable, at least for me.  Apparently the fill rules for a polygon cause it to not fill some regions, even when discontiguous.
> I guess I'll have to use separate objects, but I was wondering if anyone has a description of the polyfill rule(s), or better, a way to coerce discontiguous polygon regions to always be filled.
> -- 
> Richard Gaskin
> Fourth World Systems
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