From 8172bcb772caa6b5d40e40efa5b07401e345245b Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Sun, 6 Nov 2011 20:24:42 +0100
Subject: [PATCH] Bugfix: G2/G3 I and J coordinates were wrong. #30

---
 lib/Slic3r/Extruder.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Slic3r/Extruder.pm b/lib/Slic3r/Extruder.pm
index c58eab823..dee041772 100644
--- a/lib/Slic3r/Extruder.pm
+++ b/lib/Slic3r/Extruder.pm
@@ -170,13 +170,13 @@ sub G2_G3 {
     $gcode .= sprintf " X%.${dec}f Y%.${dec}f", 
         ($point->x * $Slic3r::resolution) + $self->shift_x, 
         ($point->y * $Slic3r::resolution) + $self->shift_y; #**
-    $self->last_pos($point);
     
     # XY distance of the center from the start position
     $gcode .= sprintf " I%.${dec}f J%.${dec}f",
         ($point->[X] - $self->last_pos->[X]) * $Slic3r::resolution + $self->shift_x,
         ($point->[Y] - $self->last_pos->[Y]) * $Slic3r::resolution + $self->shift_y;
     
+    $self->last_pos($point);
     return $self->_Gx($gcode, $e, $comment);
 }