115 lines
4.2 KiB
C++
115 lines
4.2 KiB
C++
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "../gcode.h"
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#include "../../module/planner.h"
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void report_M92(const bool echo=true, const int8_t e=-1) {
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if (echo) SERIAL_ECHO_START(); else SERIAL_CHAR(' ');
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SERIAL_ECHOPAIR_P(PSTR(" M92 X"), LINEAR_UNIT(planner.settings.axis_steps_per_mm[X_AXIS]),
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SP_Y_STR, LINEAR_UNIT(planner.settings.axis_steps_per_mm[Y_AXIS]),
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SP_Z_STR, LINEAR_UNIT(planner.settings.axis_steps_per_mm[Z_AXIS]));
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#if DISABLED(DISTINCT_E_FACTORS)
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SERIAL_ECHOPAIR_P(SP_E_STR, VOLUMETRIC_UNIT(planner.settings.axis_steps_per_mm[E_AXIS]));
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#endif
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SERIAL_EOL();
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#if ENABLED(DISTINCT_E_FACTORS)
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LOOP_L_N(i, E_STEPPERS) {
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if (e >= 0 && i != e) continue;
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if (echo) SERIAL_ECHO_START(); else SERIAL_CHAR(' ');
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SERIAL_ECHOLNPAIR_P(PSTR(" M92 T"), (int)i,
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SP_E_STR, VOLUMETRIC_UNIT(planner.settings.axis_steps_per_mm[E_AXIS_N(i)]));
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}
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#endif
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UNUSED_E(e);
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}
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/**
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* M92: Set axis steps-per-unit for one or more axes, X, Y, Z, and E.
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* (Follows the same syntax as G92)
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*
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* With multiple extruders use T to specify which one.
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*
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* If no argument is given print the current values.
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*
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* With MAGIC_NUMBERS_GCODE:
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* Use 'H' and/or 'L' to get ideal layer-height information.
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* 'H' specifies micro-steps to use. We guess if it's not supplied.
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* 'L' specifies a desired layer height. Nearest good heights are shown.
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*/
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void GcodeSuite::M92() {
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const int8_t target_extruder = get_target_extruder_from_command();
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if (target_extruder < 0) return;
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// No arguments? Show M92 report.
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if (!parser.seen("XYZE"
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#if ENABLED(MAGIC_NUMBERS_GCODE)
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"HL"
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#endif
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)) return report_M92(true, target_extruder);
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LOOP_XYZE(i) {
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if (parser.seenval(axis_codes[i])) {
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if (i == E_AXIS) {
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const float value = parser.value_per_axis_units((AxisEnum)(E_AXIS_N(target_extruder)));
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if (value < 20) {
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float factor = planner.settings.axis_steps_per_mm[E_AXIS_N(target_extruder)] / value; // increase e constants if M92 E14 is given for netfab.
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#if HAS_CLASSIC_JERK && HAS_CLASSIC_E_JERK
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planner.max_jerk.e *= factor;
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#endif
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planner.settings.max_feedrate_mm_s[E_AXIS_N(target_extruder)] *= factor;
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planner.max_acceleration_steps_per_s2[E_AXIS_N(target_extruder)] *= factor;
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}
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planner.settings.axis_steps_per_mm[E_AXIS_N(target_extruder)] = value;
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}
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else {
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planner.settings.axis_steps_per_mm[i] = parser.value_per_axis_units((AxisEnum)i);
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}
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}
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}
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planner.refresh_positioning();
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#if ENABLED(MAGIC_NUMBERS_GCODE)
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#ifndef Z_MICROSTEPS
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#define Z_MICROSTEPS 16
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#endif
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const float wanted = parser.floatval('L');
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if (parser.seen('H') || wanted) {
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const uint16_t argH = parser.ushortval('H'),
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micro_steps = argH ?: Z_MICROSTEPS;
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const float z_full_step_mm = micro_steps * planner.steps_to_mm[Z_AXIS];
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SERIAL_ECHO_START();
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SERIAL_ECHOPAIR("{ micro_steps:", micro_steps, ", z_full_step_mm:", z_full_step_mm);
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if (wanted) {
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const float best = uint16_t(wanted / z_full_step_mm) * z_full_step_mm;
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SERIAL_ECHOPAIR(", best:[", best);
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if (best != wanted) { SERIAL_CHAR(','); SERIAL_DECIMAL(best + z_full_step_mm); }
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SERIAL_CHAR(']');
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}
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SERIAL_ECHOLNPGM(" }");
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}
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#endif
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}
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