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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 ENABLED(LIN_ADVANCE)
#include "../../gcode.h"
#include "../../../module/planner.h"
#include "../../../module/stepper.h"
#if ENABLED(EXTRA_LIN_ADVANCE_K)
float other_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() {
auto echo_value_oor = [](const char ltr, const bool ten=true) {
SERIAL_CHAR('?'); SERIAL_CHAR(ltr);
SERIAL_ECHOPGM(" value out of range");
if (ten) SERIAL_ECHOPGM(" (0-10)");
SERIAL_ECHOLNPGM(".");
};
#if EXTRUDERS < 2
constexpr uint8_t tool_index = 0;
#else
const uint8_t tool_index = parser.intval('T', active_extruder);
if (tool_index >= EXTRUDERS) {
echo_value_oor('T', false);
return;
}
#endif
float &kref = planner.extruder_advance_K[tool_index], newK = kref;
const float oldK = newK;
#if ENABLED(EXTRA_LIN_ADVANCE_K)
float &lref = other_extruder_advance_K[tool_index];
const bool old_slot = TEST(lin_adv_slot, tool_index), // The tool's current slot (0 or 1)
new_slot = parser.boolval('S', old_slot); // The passed slot (default = current)
// If a new slot is being selected swap the current and
// saved K values. Do here so K/L will apply correctly.
if (new_slot != old_slot) { // Not the same slot?
SET_BIT_TO(lin_adv_slot, tool_index, new_slot); // Update the slot for the tool
newK = lref; // Get new K value from backup
lref = oldK; // Save K to backup
}
// Set the main K value. Apply if the main slot is active.
if (parser.seenval('K')) {
const float K = parser.value_float();
if (!WITHIN(K, 0, 10)) echo_value_oor('K');
else if (new_slot) lref = K; // S1 Knn
else newK = K; // S0 Knn
}
// Set the extra K value. Apply if the extra slot is active.
if (parser.seenval('L')) {
const float L = parser.value_float();
if (!WITHIN(L, 0, 10)) echo_value_oor('L');
else if (!new_slot) lref = L; // S0 Lnn
else newK = L; // S1 Lnn
}
#else
if (parser.seenval('K')) {
const float K = parser.value_float();
if (WITHIN(K, 0, 10))
newK = K;
else
echo_value_oor('K');
}
#endif
if (newK != oldK) {
planner.synchronize();
kref = newK;
}
if (!parser.seen_any()) {
#if ENABLED(EXTRA_LIN_ADVANCE_K)
#if EXTRUDERS < 2
SERIAL_ECHOLNPAIR("Advance S", int(new_slot), " K", kref, "(S", int(!new_slot), " K", lref, ")");
#else
LOOP_L_N(i, EXTRUDERS) {
const bool slot = TEST(lin_adv_slot, i);
SERIAL_ECHOLNPAIR("Advance T", int(i), " S", int(slot), " K", planner.extruder_advance_K[i],
"(S", int(!slot), " K", other_extruder_advance_K[i], ")");
SERIAL_EOL();
}
#endif
#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(' ', '0' + i, ':');
SERIAL_DECIMAL(planner.extruder_advance_K[i]);
}
SERIAL_EOL();
#endif
#endif
}
}
#endif // LIN_ADVANCE
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