From 68ce419147dc37f5ffaf523024510f6d6bc16ed4 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Wed, 13 May 2015 19:11:36 -0700
Subject: [PATCH] Note on segment size

---
 Marlin/Marlin_main.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index d94f04fa1a..eed90c87be 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -1819,8 +1819,9 @@ inline void gcode_G0_G1() {
  *
  * The arc is approximated by generating many small linear segments.
  * The length of each segment is configured in MM_PER_ARC_SEGMENT (Default 1mm)
- * Arcs should only be made relatively large (over 5mm). Your slicer should have
- * options for G2/G3 arc generation.
+ * Arcs should only be made relatively large (over 5mm), as larger arcs with
+ * larger segments will tend to be more efficient. Your slicer should have
+ * options for G2/G3 arc generation. In future these options may be GCode tunable.
  */
 void plan_arc(
   float *target,    // Destination position