Marlin_Firmware/Marlin/src/gcode/bedlevel/ubl/M421.cpp
2019-02-12 15:30:11 -06:00

68 lines
2.2 KiB
C++

/**
* Marlin 3D Printer Firmware
* Copyright (C) 2019 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/>.
*
*/
/**
* unified.cpp - Unified Bed Leveling
*/
#include "../../../inc/MarlinConfig.h"
#if ENABLED(AUTO_BED_LEVELING_UBL)
#include "../../gcode.h"
#include "../../../feature/bedlevel/bedlevel.h"
/**
* M421: Set a single Mesh Bed Leveling Z coordinate
*
* Usage:
* M421 I<xindex> J<yindex> Z<linear>
* M421 I<xindex> J<yindex> Q<offset>
* M421 I<xindex> J<yindex> N
* M421 C Z<linear>
* M421 C Q<offset>
*/
void GcodeSuite::M421() {
int8_t ix = parser.intval('I', -1), iy = parser.intval('J', -1);
const bool hasI = ix >= 0,
hasJ = iy >= 0,
hasC = parser.seen('C'),
hasN = parser.seen('N'),
hasZ = parser.seen('Z'),
hasQ = !hasZ && parser.seen('Q');
if (hasC) {
const mesh_index_pair location = ubl.find_closest_mesh_point_of_type(REAL, current_position[X_AXIS], current_position[Y_AXIS], USE_NOZZLE_AS_REFERENCE, NULL);
ix = location.x_index;
iy = location.y_index;
}
if (int(hasC) + int(hasI && hasJ) != 1 || !(hasZ || hasQ || hasN))
SERIAL_ERROR_MSG(MSG_ERR_M421_PARAMETERS);
else if (!WITHIN(ix, 0, GRID_MAX_POINTS_X - 1) || !WITHIN(iy, 0, GRID_MAX_POINTS_Y - 1))
SERIAL_ERROR_MSG(MSG_ERR_MESH_XY);
else
ubl.z_values[ix][iy] = hasN ? NAN : parser.value_linear_units() + (hasQ ? ubl.z_values[ix][iy] : 0);
}
#endif // AUTO_BED_LEVELING_UBL