From: Erik van der Zalm <erik@vdzalm.eu>
Date: Sat, 11 Feb 2012 17:36:42 +0000 (+0800)
Subject: Corrected e-length calculation in planner
X-Git-Tag: iwj-success-2012-07-29~91^2~3
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=bde30b2b4837c816789d42896ad5654222ff4c06;p=marlin.git

Corrected e-length calculation in planner
---

diff --git a/Marlin/planner.cpp b/Marlin/planner.cpp
index 2eb0733..b895b95 100644
--- a/Marlin/planner.cpp
+++ b/Marlin/planner.cpp
@@ -518,7 +518,7 @@ void plan_buffer_line(const float &x, const float &y, const float &z, const floa
   delta_mm[Z_AXIS] = (target[Z_AXIS]-position[Z_AXIS])/axis_steps_per_unit[Z_AXIS];
   delta_mm[E_AXIS] = (target[E_AXIS]-position[E_AXIS])/axis_steps_per_unit[E_AXIS];
   if ( block->steps_x == 0 && block->steps_y == 0 && block->steps_z == 0 ) {
-    block->millimeters = delta_mm[E_AXIS];
+    block->millimeters = abs(delta_mm[E_AXIS]);
   } else {
     block->millimeters = sqrt(square(delta_mm[X_AXIS]) + square(delta_mm[Y_AXIS]) + square(delta_mm[Z_AXIS]));
   }