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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 <https://www.gnu.org/licenses/>.
- *
- */
-
- #include "../../inc/MarlinConfig.h"
-
- #if HAS_BED_PROBE
-
- #include "../gcode.h"
- #include "../../feature/bedlevel/bedlevel.h"
- #include "../../module/probe.h"
-
- extern const char SP_Y_STR[], SP_Z_STR[];
-
- /**
- * M851: Set the nozzle-to-probe offsets in current units
- */
- void GcodeSuite::M851() {
-
- // Show usage with no parameters
- if (!parser.seen("XYZ")) {
- SERIAL_ECHOLNPAIR_P(
- #if HAS_PROBE_XY_OFFSET
- PSTR(STR_PROBE_OFFSET " X"), probe.offset_xy.x, SP_Y_STR, probe.offset_xy.y, SP_Z_STR
- #else
- PSTR(STR_PROBE_OFFSET " X0 Y0 Z")
- #endif
- , probe.offset.z
- );
- return;
- }
-
- // Start with current offsets and modify
- xyz_pos_t offs = probe.offset;
-
- // Assume no errors
- bool ok = true;
-
- if (parser.seenval('X')) {
- const float x = parser.value_float();
- #if HAS_PROBE_XY_OFFSET
- if (WITHIN(x, -(X_BED_SIZE), X_BED_SIZE))
- offs.x = x;
- else {
- SERIAL_ECHOLNPAIR("?X out of range (-", int(X_BED_SIZE), " to ", int(X_BED_SIZE), ")");
- ok = false;
- }
- #else
- if (x) SERIAL_ECHOLNPAIR("?X must be 0 (NOZZLE_AS_PROBE)."); // ...but let 'ok' stay true
- #endif
- }
-
- if (parser.seenval('Y')) {
- const float y = parser.value_float();
- #if HAS_PROBE_XY_OFFSET
- if (WITHIN(y, -(Y_BED_SIZE), Y_BED_SIZE))
- offs.y = y;
- else {
- SERIAL_ECHOLNPAIR("?Y out of range (-", int(Y_BED_SIZE), " to ", int(Y_BED_SIZE), ")");
- ok = false;
- }
- #else
- if (y) SERIAL_ECHOLNPAIR("?Y must be 0 (NOZZLE_AS_PROBE)."); // ...but let 'ok' stay true
- #endif
- }
-
- if (parser.seenval('Z')) {
- const float z = parser.value_float();
- if (WITHIN(z, Z_PROBE_OFFSET_RANGE_MIN, Z_PROBE_OFFSET_RANGE_MAX))
- offs.z = z;
- else {
- SERIAL_ECHOLNPAIR("?Z out of range (", int(Z_PROBE_OFFSET_RANGE_MIN), " to ", int(Z_PROBE_OFFSET_RANGE_MAX), ")");
- ok = false;
- }
- }
-
- // Save the new offsets
- if (ok) probe.offset = offs;
- }
-
- #endif // HAS_BED_PROBE
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