From 9ad5d9bb3d1c61b703d2e56a2a547d363a7f64a2 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Wed, 28 Jan 2015 23:35:00 +0100
Subject: [PATCH] Fixed minor issue in 3D preview causing single-line toolpaths
 to miss the cap on one endpoint

---
 xs/src/libslic3r/GUI/3DScene.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/xs/src/libslic3r/GUI/3DScene.cpp b/xs/src/libslic3r/GUI/3DScene.cpp
index d7513d2fe..5f61b37b3 100644
--- a/xs/src/libslic3r/GUI/3DScene.cpp
+++ b/xs/src/libslic3r/GUI/3DScene.cpp
@@ -147,7 +147,9 @@ _3DScene::_extrusionentity_to_verts_do(const Lines &lines, const std::vector<dou
                 // normal pointing to the left
                 qverts->push_norm(xy_left_normal);
                 qverts->push_vert(a2.x, a2.y, middle_z);
-            } else if (i == lines.size()-1) {
+            }
+            // we don't use 'else' because both cases are true if we have only one line
+            if (i == lines.size()-1) {
                 // normal pointing downwards
                 qverts->push_norm(0,0,-1);
                 qverts->push_vert(b.x, b.y, bottom_z);