From 53da8926c32871e0ea5928b6075e52e84ef38ec2 Mon Sep 17 00:00:00 2001
From: Marius Kintel <marius@kintel.net>
Date: Tue, 8 Nov 2011 03:32:33 +0100
Subject: Modified render-tests to trigger an OpenCSG rendering bug


diff --git a/testdata/scad/features/render-tests.scad b/testdata/scad/features/render-tests.scad
index 5fcb026..44bf3fe 100644
--- a/testdata/scad/features/render-tests.scad
+++ b/testdata/scad/features/render-tests.scad
@@ -33,4 +33,16 @@ render();
 render() { }
 
 mycube();
+
 translate([110,0,0]) rendered_mycube();
+
+// This may trigger a convexity issue
+translate([-110,0,0]) {
+  difference() {
+    render(convexity=2) difference() {
+      cube(100, center = true);
+      cylinder(r=30,h=110,center=true);
+    }
+    translate([-55, -55, 45]) cube(10);
+  }
+}
diff --git a/tests/regression/cgalpngtest/render-tests-expected.png b/tests/regression/cgalpngtest/render-tests-expected.png
index 8087794..e506972 100644
Binary files a/tests/regression/cgalpngtest/render-tests-expected.png and b/tests/regression/cgalpngtest/render-tests-expected.png differ
diff --git a/tests/regression/throwntogethertest/render-tests-expected.png b/tests/regression/throwntogethertest/render-tests-expected.png
index 1e5ed0c..44883f9 100644
Binary files a/tests/regression/throwntogethertest/render-tests-expected.png and b/tests/regression/throwntogethertest/render-tests-expected.png differ
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