From 3bb8b3529a32a9a4cf9f5e9ebaca8821d35c70c9 Mon Sep 17 00:00:00 2001 From: MasterPIC Date: Sun, 9 Dec 2018 18:24:48 +0100 Subject: [PATCH] Center ABL grid on bed with H parameter. (#12610) --- Marlin/src/gcode/bedlevel/abl/G29.cpp | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/Marlin/src/gcode/bedlevel/abl/G29.cpp b/Marlin/src/gcode/bedlevel/abl/G29.cpp index fc76bf639..8d2a3ad60 100644 --- a/Marlin/src/gcode/bedlevel/abl/G29.cpp +++ b/Marlin/src/gcode/bedlevel/abl/G29.cpp @@ -385,10 +385,10 @@ G29_TYPE GcodeSuite::G29() { if (parser.seen('H')) { const int16_t size = (int16_t)parser.value_linear_units(); - left_probe_bed_position = MAX((MIN_PROBE_X + MAX_PROBE_X - size) / 2, MIN_PROBE_X); - right_probe_bed_position = MIN(left_probe_bed_position + size, MAX_PROBE_X); - front_probe_bed_position = MAX((MIN_PROBE_Y + MAX_PROBE_Y - size) / 2, MIN_PROBE_Y); - back_probe_bed_position = MIN(front_probe_bed_position + size, MAX_PROBE_Y); + left_probe_bed_position = MAX(X_CENTER - size / 2, MIN_PROBE_X); + right_probe_bed_position = MIN(left_probe_bed_position + size, MAX_PROBE_X); + front_probe_bed_position = MAX(Y_CENTER - size / 2, MIN_PROBE_Y); + back_probe_bed_position = MIN(front_probe_bed_position + size, MAX_PROBE_Y); } else { left_probe_bed_position = parser.seenval('L') ? (int)RAW_X_POSITION(parser.value_linear_units()) : LEFT_PROBE_BED_POSITION;