From 0e71e7b2fb5450a462f8225cf447e10b4b4c1c67 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Fri, 11 Nov 2016 18:11:04 -0600
Subject: [PATCH] Cleanup to planner.cpp

---
 Marlin/planner.cpp | 6 +++---
 Marlin/planner.h   | 4 +---
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/Marlin/planner.cpp b/Marlin/planner.cpp
index 62ddf0999..5c71faf08 100644
--- a/Marlin/planner.cpp
+++ b/Marlin/planner.cpp
@@ -942,7 +942,7 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const
    * Having the real displacement of the head, we can calculate the total movement length and apply the desired speed.
    */
   #if IS_CORE
-    float delta_mm[7];
+    float delta_mm[Z_HEAD + 1];
     #if CORE_IS_XY
       delta_mm[X_HEAD] = da * steps_to_mm[A_AXIS];
       delta_mm[Y_HEAD] = db * steps_to_mm[B_AXIS];
@@ -963,7 +963,7 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const
       delta_mm[C_AXIS] = CORESIGN(db - dc) * steps_to_mm[C_AXIS];
     #endif
   #else
-    float delta_mm[4];
+    float delta_mm[XYZE];
     delta_mm[X_AXIS] = da * steps_to_mm[X_AXIS];
     delta_mm[Y_AXIS] = db * steps_to_mm[Y_AXIS];
     delta_mm[Z_AXIS] = dc * steps_to_mm[Z_AXIS];
@@ -995,10 +995,10 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const
 
   // Slow down when the buffer starts to empty, rather than wait at the corner for a buffer refill
   #if ENABLED(SLOWDOWN) || ENABLED(ULTRA_LCD) || defined(XY_FREQUENCY_LIMIT)
+    // Segment time im micro seconds
     unsigned long segment_time = lround(1000000.0 / inverse_mm_s);
   #endif
   #if ENABLED(SLOWDOWN)
-    // Segment time im micro seconds
     if (moves_queued > 1 && moves_queued < (BLOCK_BUFFER_SIZE) / 2) {
       if (segment_time < min_segment_time) {
         // buffer is draining, add extra time.  The amount of time added increases if the buffer is still emptied more.
diff --git a/Marlin/planner.h b/Marlin/planner.h
index 38513baed..4bd350c74 100644
--- a/Marlin/planner.h
+++ b/Marlin/planner.h
@@ -414,9 +414,7 @@ class Planner {
     #endif
 
     #if ENABLED(AUTOTEMP)
-      static float autotemp_max;
-      static float autotemp_min;
-      static float autotemp_factor;
+      static float autotemp_min, autotemp_max, autotemp_factor;
       static bool autotemp_enabled;
       static void getHighESpeed();
       static void autotemp_M104_M109();