From c0d694d5d3bf4c7ccb19b9d63368e63b28bbc30f Mon Sep 17 00:00:00 2001 From: Scott Lahteine Date: Sun, 18 Mar 2018 18:56:09 -0500 Subject: [PATCH] Squash UBL postscript comment --- Marlin/src/feature/bedlevel/ubl/ubl_G29.cpp | 32 +++++++++------------ 1 file changed, 14 insertions(+), 18 deletions(-) diff --git a/Marlin/src/feature/bedlevel/ubl/ubl_G29.cpp b/Marlin/src/feature/bedlevel/ubl/ubl_G29.cpp index ad9aa9aedd..e1f8816b96 100644 --- a/Marlin/src/feature/bedlevel/ubl/ubl_G29.cpp +++ b/Marlin/src/feature/bedlevel/ubl/ubl_G29.cpp @@ -281,26 +281,22 @@ * You MUST do M502, M500 to initialize the storage. Failure to do this will cause all * kinds of problems. Enabling EEPROM Storage is required. * - * When you do a G28 and then a G29 P1 to automatically build your first mesh, you are going to notice - * the Unified Bed Leveling probes points further and further away from the starting location. (The - * starting location defaults to the center of the bed.) The original Grid and Mesh leveling used - * a Zig Zag pattern. The new pattern is better, especially for people with Delta printers. This - * allows you to get the center area of the Mesh populated (and edited) quicker. This allows you to - * perform a small print and check out your settings quicker. You do not need to populate the - * entire mesh to use it. (You don't want to spend a lot of time generating a mesh only to realize - * you don't have the resolution or zprobe_zoffset set correctly. The Mesh generation - * gathers points closest to where the nozzle is located unless you specify an (X,Y) coordinate pair. + * When you do a G28 and G29 P1 to automatically build your first mesh, you are going to notice that + * UBL probes points increasingly further from the starting location. (The starting location defaults + * to the center of the bed.) In contrast, ABL and MBL follow a zigzag pattern. The spiral pattern is + * especially better for Delta printers, since it populates the center of the mesh first, allowing for + * a quicker test print to verify settings. You don't need to populate the entire mesh to use it. + * After all, you don't want to spend a lot of time generating a mesh only to realize the resolution + * or zprobe_zoffset are incorrect. Mesh-generation gathers points starting closest to the nozzle unless + * an (X,Y) coordinate pair is given. * - * The Unified Bed Leveling uses a lot of EEPROM storage to hold its data. And it takes some effort - * to get this Mesh data correct for a user's printer. We do not want this data destroyed as - * new versions of Marlin add or subtract to the items stored in EEPROM. So, for the benefit of - * the users, we store the Mesh data at the end of the EEPROM and do not keep it contiguous with the - * other data stored in the EEPROM. (For sure the developers are going to complain about this, but - * this is going to be helpful to the users!) + * Unified Bed Leveling uses a lot of EEPROM storage to hold its data, and it takes some effort to get + * the mesh just right. To prevent this valuable data from being destroyed as the EEPROM structure + * evolves, UBL stores all mesh data at the end of EEPROM. * - * The foundation of this Bed Leveling System is built on Epatel's Mesh Bed Leveling code. A big - * 'Thanks!' to him and the creators of 3-Point and Grid Based leveling. Combining their contributions - * we now have the functionality and features of all three systems combined. + * UBL is founded on Edward Patel's Mesh Bed Leveling code. A big 'Thanks!' to him and the creators of + * 3-Point and Grid Based leveling. Combining their contributions we now have the functionality and + * features of all three systems combined. */ void unified_bed_leveling::G29() {