102 lines
3.1 KiB
C++
102 lines
3.1 KiB
C++
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2019 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 <http://www.gnu.org/licenses/>.
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*
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*/
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#include "../../../inc/MarlinConfig.h"
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#if ENABLED(MIXING_EXTRUDER)
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#include "../../gcode.h"
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#include "../../../feature/mixing.h"
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/**
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* M163: Set a single mix factor for a mixing extruder
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* This is called "weight" by some systems.
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* Must be followed by M164 to normalize and commit them.
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*
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* S[index] The channel index to set
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* P[float] The mix value
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*/
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void GcodeSuite::M163() {
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const int mix_index = parser.intval('S');
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if (mix_index < MIXING_STEPPERS)
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mixer.set_collector(mix_index, parser.floatval('P'));
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}
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/**
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* M164: Normalize and commit the mix.
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*
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* S[index] The virtual tool to store
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* If 'S' is omitted update the active virtual tool.
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*/
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void GcodeSuite::M164() {
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#if MIXING_VIRTUAL_TOOLS > 1
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const int tool_index = parser.intval('S', -1);
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#else
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constexpr int tool_index = 0;
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#endif
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if (tool_index >= 0) {
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if (tool_index < MIXING_VIRTUAL_TOOLS)
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mixer.normalize(tool_index);
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}
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else
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mixer.normalize();
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}
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#if ENABLED(DIRECT_MIXING_IN_G1)
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/**
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* M165: Set multiple mix factors for a mixing extruder.
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* Omitted factors will be set to 0.
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* The mix is normalized and stored in the current virtual tool.
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*
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* A[factor] Mix factor for extruder stepper 1
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* B[factor] Mix factor for extruder stepper 2
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* C[factor] Mix factor for extruder stepper 3
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* D[factor] Mix factor for extruder stepper 4
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* H[factor] Mix factor for extruder stepper 5
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* I[factor] Mix factor for extruder stepper 6
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*/
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void GcodeSuite::M165() {
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// Get mixing parameters from the GCode
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// The total "must" be 1.0 (but it will be normalized)
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// If no mix factors are given, the old mix is preserved
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const char mixing_codes[] = { LIST_N(MIXING_STEPPERS, 'A', 'B', 'C', 'D', 'H', 'I') };
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uint8_t mix_bits = 0;
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MIXER_STEPPER_LOOP(i) {
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if (parser.seenval(mixing_codes[i])) {
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SBI(mix_bits, i);
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mixer.set_collector(i, parser.value_float());
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}
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}
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// If any mixing factors were included, clear the rest
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// If none were included, preserve the last mix
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if (mix_bits) {
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MIXER_STEPPER_LOOP(i)
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if (!TEST(mix_bits, i)) mixer.set_collector(i, 0.0f);
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mixer.normalize();
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}
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}
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#endif // DIRECT_MIXING_IN_G1
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#endif // MIXING_EXTRUDER
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