From 8fa420991642855cd733d211a94a97a96531cbf9 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Tue, 4 Apr 2017 20:16:21 -0500
Subject: [PATCH] Movement/adjustment should be reverse of probe offset change
---
Marlin/Marlin_main.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 337c7f7872..6f593812ef 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -7984,7 +7984,7 @@ inline void gcode_M503() {
if (diff) {
for (uint8_t x = 0; x < GRID_MAX_POINTS_X; x++)
for (uint8_t y = 0; y < GRID_MAX_POINTS_Y; y++)
- bed_level_grid[x][y] += diff;
+ bed_level_grid[x][y] -= diff;
}
#if ENABLED(ABL_BILINEAR_SUBDIVISION)
bed_level_virt_interpolate();
@@ -7993,7 +7993,7 @@ inline void gcode_M503() {
#if ENABLED(BABYSTEPPING)
if (planner.abl_enabled)
- thermalManager.babystep_axis(Z_AXIS, lround((value - zprobe_zoffset) * planner.axis_steps_per_mm[Z_AXIS]));
+ thermalManager.babystep_axis(Z_AXIS, lround(-(value - zprobe_zoffset) * planner.axis_steps_per_mm[Z_AXIS]));
#endif
zprobe_zoffset = value;
--
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