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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 "../../../inc/MarlinConfig.h"
-
- #if ENABLED(LIN_ADVANCE)
-
- #include "../../gcode.h"
- #include "../../../module/planner.h"
- #include "../../../module/stepper.h"
-
- #if ENABLED(EXTRA_LIN_ADVANCE_K)
- float saved_extruder_advance_K[EXTRUDERS];
- uint8_t lin_adv_slot = 0;
- #endif
-
-
- /**
- * M900: Get or Set Linear Advance K-factor
- * T<tool> Which tool to address
- * K<factor> Set current advance K factor (Slot 0).
- * L<factor> Set secondary advance K factor (Slot 1). Requires EXTRA_LIN_ADVANCE_K.
- * S<0/1> Activate slot 0 or 1. Requires EXTRA_LIN_ADVANCE_K.
- */
- void GcodeSuite::M900() {
-
- #if EXTRUDERS < 2
- constexpr uint8_t tool_index = 0;
- #else
- const uint8_t tool_index = parser.intval('T', active_extruder);
- if (tool_index >= EXTRUDERS) {
- SERIAL_ECHOLNPGM("?T value out of range.");
- return;
- }
- #endif
-
- #if ENABLED(EXTRA_LIN_ADVANCE_K)
-
- bool ext_slot = TEST(lin_adv_slot, tool_index);
-
- if (parser.seenval('S')) {
- const bool slot = parser.value_bool();
- if (ext_slot != slot) {
- ext_slot = slot;
- SET_BIT_TO(lin_adv_slot, tool_index, slot);
- planner.synchronize();
- const float temp = planner.extruder_advance_K[tool_index];
- planner.extruder_advance_K[tool_index] = saved_extruder_advance_K[tool_index];
- saved_extruder_advance_K[tool_index] = temp;
- }
- }
-
- if (parser.seenval('K')) {
- const float newK = parser.value_float();
- if (WITHIN(newK, 0, 10)) {
- if (ext_slot)
- saved_extruder_advance_K[tool_index] = newK;
- else {
- planner.synchronize();
- planner.extruder_advance_K[tool_index] = newK;
- }
- }
- else
- SERIAL_ECHOLNPGM("?K value out of range (0-10).");
- }
-
- if (parser.seenval('L')) {
- const float newL = parser.value_float();
- if (WITHIN(newL, 0, 10)) {
- if (!ext_slot)
- saved_extruder_advance_K[tool_index] = newL;
- else {
- planner.synchronize();
- planner.extruder_advance_K[tool_index] = newL;
- }
- }
- else
- SERIAL_ECHOLNPGM("?L value out of range (0-10).");
- }
-
- if (!parser.seen_any()) {
- #if EXTRUDERS < 2
- SERIAL_ECHOLNPAIR("Advance S", ext_slot, " K", planner.extruder_advance_K[0],
- "(Slot ", 1 - ext_slot, " K", saved_extruder_advance_K[0], ")");
- #else
- LOOP_L_N(i, EXTRUDERS) {
- const int slot = (int)TEST(lin_adv_slot, i);
- SERIAL_ECHOLNPAIR("Advance T", int(i), " S", slot, " K", planner.extruder_advance_K[i],
- "(Slot ", 1 - slot, " K", saved_extruder_advance_K[i], ")");
- SERIAL_EOL();
- }
- #endif
- }
-
- #else
-
- if (parser.seenval('K')) {
- const float newK = parser.value_float();
- if (WITHIN(newK, 0, 10)) {
- planner.synchronize();
- planner.extruder_advance_K[tool_index] = newK;
- }
- else
- SERIAL_ECHOLNPGM("?K value out of range (0-10).");
- }
- else {
- SERIAL_ECHO_START();
- #if EXTRUDERS < 2
- SERIAL_ECHOLNPAIR("Advance K=", planner.extruder_advance_K[0]);
- #else
- SERIAL_ECHOPGM("Advance K");
- LOOP_L_N(i, EXTRUDERS) {
- SERIAL_CHAR(' '); SERIAL_ECHO(int(i));
- SERIAL_CHAR('='); SERIAL_ECHO(planner.extruder_advance_K[i]);
- }
- SERIAL_EOL();
- #endif
- }
-
- #endif
- }
-
- #endif // LIN_ADVANCE
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