From ea40c4d1b0d7d67464f7cebdd98a669b4b8ffb4b Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Wed, 24 Dec 2014 01:34:35 +0100
Subject: [PATCH] Fixed rendering of multiple interlaced layers in toolpaths
 preview

---
 lib/Slic3r/GUI/Plater/2DToolpaths.pm | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/lib/Slic3r/GUI/Plater/2DToolpaths.pm b/lib/Slic3r/GUI/Plater/2DToolpaths.pm
index 208d85a59..399f4f21a 100644
--- a/lib/Slic3r/GUI/Plater/2DToolpaths.pm
+++ b/lib/Slic3r/GUI/Plater/2DToolpaths.pm
@@ -238,11 +238,8 @@ sub Render {
         gluTessCallback($tess, GLU_TESS_EDGE_FLAG, 'DEFAULT');
     }
     
-    my $skirt_drawn = 0;
-    my $brim_drawn = 0;
     foreach my $layer (@{$self->layers}) {
         my $object = $layer->object;
-        my $print_z = $layer->print_z;
         
         # draw slice contour
         {
@@ -277,6 +274,13 @@ sub Render {
                 glPopMatrix();
             }
         }
+    }
+    
+    my $skirt_drawn = 0;
+    my $brim_drawn = 0;
+    foreach my $layer (@{$self->layers}) {
+        my $object = $layer->object;
+        my $print_z = $layer->print_z;
         
         # draw brim
         if ($self->print->step_done(STEP_BRIM) && $layer->id == 0 && !$brim_drawn) {