Corrected e-length calculation in planner

12 years ago · b58eae7657
parent 3e7fcb813e
commit b58eae7657
1 changed files with 1 additions and 1 deletions
--- 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]));
  }