Marlin 2.0 for Flying Bear 4S/5
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/*
* Marlin 3D Printer Firmware
* Copyright (C) 2016 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/>.
*
*/
#ifndef __NOZZLE_H__
#define __NOZZLE_H__
#include "Marlin.h"
#include "point_t.h"
/**
* @brief Nozzle class
*
* @todo: Do not ignore the end.z value and allow XYZ movements
* @todo: Currently this feature needs HAS_BED_PROBE to be active
* due to the do_blocking_move_to*() functions.
*/
class Nozzle {
private:
/**
* @brief Stroke clean pattern
* @details Wipes the nozzle back and forth in a linear movement
*
* @param start point_t defining the starting point
* @param end point_t defining the ending point
* @param strokes number of strokes to execute
*/
static void stroke(point_t const &start, point_t const &end, uint8_t const &strokes)
__attribute__ ((optimize ("Os"))) {
#if ENABLED(NOZZLE_CLEAN_PARK)
// Store the current coords
point_t const initial = {
current_position[X_AXIS],
current_position[Y_AXIS],
current_position[Z_AXIS],
current_position[E_AXIS]
};
#endif
// Move to the starting point
do_blocking_move_to_xy(start.x, start.y);
do_blocking_move_to_z(start.z);
// Start the stroke pattern
for (uint8_t i = 0; i < (strokes >>1); i++) {
do_blocking_move_to_xy(end.x, end.y);
do_blocking_move_to_xy(start.x, start.y);
}
#if ENABLED(NOZZLE_CLEAN_PARK)
// Move the nozzle to the initial point
do_blocking_move_to_z(initial.z);
do_blocking_move_to_xy(initial.x, initial.y);
#endif
}
/**
* @brief Zig-zag clean pattern
* @details Apply a zig-zag cleanning pattern
*
* @param start point_t defining the starting point
* @param end point_t defining the ending point
* @param strokes number of strokes to execute
* @param objects number of objects to create
*/
static void zigzag(point_t const &start,
point_t const &end, uint8_t const &strokes, uint8_t const &objects)
__attribute__ ((optimize ("Os"))) {
float A = fabs(end.y - start.y); // [twice the] Amplitude
float P = fabs(end.x - start.x) / (objects << 1); // Period
// Don't allow impossible triangles
if (A <= 0.0f || P <= 0.0f ) return;
#if ENABLED(NOZZLE_CLEAN_PARK)
// Store the current coords
point_t const initial = {
current_position[X_AXIS],
current_position[Y_AXIS],
current_position[Z_AXIS],
current_position[E_AXIS]
};
#endif
for (uint8_t j = 0; j < strokes; j++) {
for (uint8_t i = 0; i < (objects << 1); i++) {
float const x = start.x + i * P;
float const y = start.y + (A/P) * (P - fabs(fmod((i*P), (2*P)) - P));
do_blocking_move_to_xy(x, y);
if (i == 0) do_blocking_move_to_z(start.z);
}
for (int i = (objects << 1); i > -1; i--) {
float const x = start.x + i * P;
float const y = start.y + (A/P) * (P - fabs(fmod((i*P), (2*P)) - P));
do_blocking_move_to_xy(x, y);
}
}
#if ENABLED(NOZZLE_CLEAN_PARK)
// Move the nozzle to the initial point
do_blocking_move_to_z(initial.z);
do_blocking_move_to_xy(initial.x, initial.y);
#endif
}
public:
/**
* @brief Clean the nozzle
* @details Starts the selected clean procedure pattern
*
* @param pattern one of the available patterns
* @param argument depends on the cleaning pattern
*/
static void clean(uint8_t const &pattern,
uint8_t const &strokes, uint8_t const &objects = 0)
__attribute__ ((optimize ("Os"))) {
switch (pattern) {
case 1:
Nozzle::zigzag(
NOZZLE_CLEAN_START_PT,
NOZZLE_CLEAN_END_PT, strokes, objects);
break;
default:
Nozzle::stroke(
NOZZLE_CLEAN_START_PT,
NOZZLE_CLEAN_END_PT, strokes);
}
}
};
#endif