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/**
* 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/>.
*
*/
#include "../gcode.h"
#include "../../module/planner.h"
void report_M92(const bool echo=true, const int8_t e=-1) {
if (echo) SERIAL_ECHO_START(); else SERIAL_CHAR(' ');
SERIAL_ECHOPAIR(" M92 X", LINEAR_UNIT(planner.settings.axis_steps_per_mm[X_AXIS]));
SERIAL_ECHOPAIR(" Y", LINEAR_UNIT(planner.settings.axis_steps_per_mm[Y_AXIS]));
SERIAL_ECHOPAIR(" Z", LINEAR_UNIT(planner.settings.axis_steps_per_mm[Z_AXIS]));
#if DISABLED(DISTINCT_E_FACTORS)
SERIAL_ECHOPAIR(" E", VOLUMETRIC_UNIT(planner.settings.axis_steps_per_mm[E_AXIS]));
#endif
SERIAL_EOL();
#if ENABLED(DISTINCT_E_FACTORS)
for (uint8_t i = 0; i < E_STEPPERS; i++) {
if (e >= 0 && i != e) continue;
if (echo) SERIAL_ECHO_START(); else SERIAL_CHAR(' ');
SERIAL_ECHOPAIR(" M92 T", (int)i);
SERIAL_ECHOLNPAIR(" E", VOLUMETRIC_UNIT(planner.settings.axis_steps_per_mm[E_AXIS_N(i)]));
}
#endif
}
/**
* M92: Set axis steps-per-unit for one or more axes, X, Y, Z, and E.
* (Follows the same syntax as G92)
*
* With multiple extruders use T to specify which one.
*
* If no argument is given print the current values.
*
* With MAGIC_NUMBERS_GCODE:
* Use 'H' and/or 'L' to get ideal layer-height information.
* 'H' specifies micro-steps to use. We guess if it's not supplied.
* 'L' specifies a desired layer height. Nearest good heights are shown.
*/
void GcodeSuite::M92() {
const int8_t target_extruder = get_target_extruder_from_command();
if (target_extruder < 0) return;
// No arguments? Show M92 report.
if (!parser.seen("XYZE"
#if ENABLED(MAGIC_NUMBERS_GCODE)
"HL"
#endif
)) return report_M92(true, target_extruder);
LOOP_XYZE(i) {
if (parser.seenval(axis_codes[i])) {
if (i == E_AXIS) {
const float value = parser.value_per_axis_units((AxisEnum)(E_AXIS_N(target_extruder)));
if (value < 20) {
float factor = planner.settings.axis_steps_per_mm[E_AXIS_N(target_extruder)] / value; // increase e constants if M92 E14 is given for netfab.
#if HAS_CLASSIC_JERK && (DISABLED(JUNCTION_DEVIATION) || DISABLED(LIN_ADVANCE))
planner.max_jerk[E_AXIS] *= factor;
#endif
planner.settings.max_feedrate_mm_s[E_AXIS_N(target_extruder)] *= factor;
planner.max_acceleration_steps_per_s2[E_AXIS_N(target_extruder)] *= factor;
}
planner.settings.axis_steps_per_mm[E_AXIS_N(target_extruder)] = value;
}
else {
planner.settings.axis_steps_per_mm[i] = parser.value_per_axis_units((AxisEnum)i);
}
}
}
planner.refresh_positioning();
#if ENABLED(MAGIC_NUMBERS_GCODE)
#ifndef Z_MICROSTEPS
#define Z_MICROSTEPS 16
#endif
const float wanted = parser.floatval('L');
if (parser.seen('H') || wanted) {
const uint16_t argH = parser.ushortval('H'),
micro_steps = argH ? argH : Z_MICROSTEPS;
const float z_full_step_mm = micro_steps * planner.steps_to_mm[Z_AXIS];
SERIAL_ECHO_START();
SERIAL_ECHOPAIR("{ micro_steps:", micro_steps);
SERIAL_ECHOPAIR(", z_full_step_mm:", z_full_step_mm);
if (wanted) {
const float best = uint16_t(wanted / z_full_step_mm) * z_full_step_mm;
SERIAL_ECHOPGM(", best:[");
SERIAL_ECHO(best);
if (best != wanted) { SERIAL_CHAR(','); SERIAL_ECHO(best + z_full_step_mm); }
SERIAL_CHAR(']');
}
SERIAL_ECHOLNPGM(" }");
}
#endif
}