From cc769761d37111d3194dc6ab8c2dd309ac42dc2d Mon Sep 17 00:00:00 2001
From: codeanticode <andres.colubri@gmail.com>
Date: Thu, 29 Nov 2012 00:16:12 +0000
Subject: [PATCH] don't attempt to tessellate edges if edge count == 0. Solves
 issue #1421

---
 core/src/processing/opengl/PGraphicsOpenGL.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/src/processing/opengl/PGraphicsOpenGL.java b/core/src/processing/opengl/PGraphicsOpenGL.java
index 45f70a8b6..8c8f47217 100644
--- a/core/src/processing/opengl/PGraphicsOpenGL.java
+++ b/core/src/processing/opengl/PGraphicsOpenGL.java
@@ -10658,6 +10658,9 @@ public class PGraphicsOpenGL extends PGraphics {
 
     void tessellateEdges() {
       if (stroke) {
+        if (in.edgeCount == 0) {
+          return;
+        }
         if (is3D) {
           tessellateEdges3D();
         } else if (is2D) {