[MATH-668] Polygon difference function produces erroneous results with certain polygons

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Not A Problem
• Affects Version/s: 3.0
• Fix Version/s: 3.0
• Labels: difference math, polygon,
• Assignee: Luc Maisonobe
• Reporter: Curtis Jensen
• Created: 12/Sep/11 15:18
• Updated: 04/Mar/13 18:58
• Resolved: 20/Apr/12 19:19

Description

For some polygons, the difference function produces erroneous results. This appears to happen when one polygon is completely encompassed in another, and the outer has multiple concave sections.