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- /**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
- *
- * Based on Sprinter and grbl.
- * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
-
- /**
- * M421.cpp - Mesh Bed Leveling
- */
-
- #include "../../../inc/MarlinConfig.h"
-
- #if ENABLED(MESH_BED_LEVELING)
-
- #include "../../gcode.h"
- #include "../../../module/motion.h"
- #include "../../../feature/bedlevel/mbl/mesh_bed_leveling.h"
-
- /**
- * M421: Set a single Mesh Bed Leveling Z coordinate
- *
- * Usage:
- * M421 X<linear> Y<linear> Z<linear>
- * M421 X<linear> Y<linear> Q<offset>
- * M421 I<xindex> J<yindex> Z<linear>
- * M421 I<xindex> J<yindex> Q<offset>
- */
- void GcodeSuite::M421() {
- const bool hasX = parser.seen('X'), hasI = parser.seen('I');
- const int8_t ix = hasI ? parser.value_int() : hasX ? mbl.probe_index_x(RAW_X_POSITION(parser.value_linear_units())) : -1;
- const bool hasY = parser.seen('Y'), hasJ = parser.seen('J');
- const int8_t iy = hasJ ? parser.value_int() : hasY ? mbl.probe_index_y(RAW_Y_POSITION(parser.value_linear_units())) : -1;
- const bool hasZ = parser.seen('Z'), hasQ = !hasZ && parser.seen('Q');
-
- if (int(hasI && hasJ) + int(hasX && hasY) != 1 || !(hasZ || hasQ))
- SERIAL_ERROR_MSG(STR_ERR_M421_PARAMETERS);
- else if (ix < 0 || iy < 0)
- SERIAL_ERROR_MSG(STR_ERR_MESH_XY);
- else
- mbl.set_z(ix, iy, parser.value_linear_units() + (hasQ ? mbl.z_values[ix][iy] : 0));
- }
-
- #endif // MESH_BED_LEVELING
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