From a7668e09331be72e151ccd691250a26846373c3b Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Sat, 30 Jun 2012 16:12:06 +0200
Subject: [PATCH] Revert "Reduce memory usage during gcode output by discarding
 processed layers."

This reverts commit 4d1551c305dc953f0a2eb874f75cd210018e44d4.
---
 lib/Slic3r/Print.pm | 1 -
 1 file changed, 1 deletion(-)

diff --git a/lib/Slic3r/Print.pm b/lib/Slic3r/Print.pm
index 4209aa7a..ed5964bc 100644
--- a/lib/Slic3r/Print.pm
+++ b/lib/Slic3r/Print.pm
@@ -587,7 +587,6 @@ sub write_gcode {
         for my $obj_copy (@$object_copies) {
             my ($obj_idx, $copy) = @$obj_copy;
             my $layer = $self->objects->[$obj_idx]->layers->[$layer_id];
-            $self->objects->[$obj_idx]->layers->[$layer_id] = undef;
             
             # retract explicitely because changing the shift_[xy] properties below
             # won't always trigger the automatic retraction