Marlin_Firmware/Marlin/src/feature/repeat.cpp
2021-10-02 22:31:16 -05:00

83 lines
2.7 KiB
C++

/**
* 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(GCODE_REPEAT_MARKERS)
//#define DEBUG_GCODE_REPEAT_MARKERS
#include "repeat.h"
#include "../gcode/gcode.h"
#include "../sd/cardreader.h"
#define DEBUG_OUT ENABLED(DEBUG_GCODE_REPEAT_MARKERS)
#include "../core/debug_out.h"
repeat_marker_t Repeat::marker[MAX_REPEAT_NESTING];
uint8_t Repeat::index;
void Repeat::add_marker(const uint32_t sdpos, const uint16_t count) {
if (index >= MAX_REPEAT_NESTING)
SERIAL_ECHO_MSG("!Too many markers.");
else {
marker[index].sdpos = sdpos;
marker[index].counter = count ?: -1;
index++;
DEBUG_ECHOLNPGM("Add Marker ", index, " at ", sdpos, " (", count, ")");
}
}
void Repeat::loop() {
if (!index) // No marker?
SERIAL_ECHO_MSG("!No marker set."); // Inform the user.
else {
const uint8_t ind = index - 1; // Active marker's index
if (!marker[ind].counter) { // Did its counter run out?
DEBUG_ECHOLNPGM("Pass Marker ", index);
index--; // Carry on. Previous marker on the next 'M808'.
}
else {
card.setIndex(marker[ind].sdpos); // Loop back to the marker.
if (marker[ind].counter > 0) // Ignore a negative (or zero) counter.
--marker[ind].counter; // Decrement the counter. If zero this 'M808' will be skipped next time.
DEBUG_ECHOLNPGM("Goto Marker ", index, " at ", marker[ind].sdpos, " (", marker[ind].counter, ")");
}
}
}
void Repeat::cancel() { LOOP_L_N(i, index) marker[i].counter = 0; }
void Repeat::early_parse_M808(char * const cmd) {
if (is_command_M808(cmd)) {
DEBUG_ECHOLNPGM("Parsing \"", cmd, "\"");
parser.parse(cmd);
if (parser.seen('L'))
add_marker(card.getIndex(), parser.value_ushort());
else
Repeat::loop();
}
}
#endif // GCODE_REPEAT_MARKERS