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1 | /* |
2 | This file is part of Smoothie (http://smoothieware.org/). The motion control part is heavily based on Grbl (https://github.com/simen/grbl). | |
3 | Smoothie 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. | |
4 | Smoothie 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. | |
5 | You should have received a copy of the GNU General Public License along with Smoothie. If not, see <http://www.gnu.org/licenses/>. | |
6 | */ | |
7 | ||
8 | #ifndef BLOCK_H | |
9 | #define BLOCK_H | |
10 | #include "libs/Module.h" | |
11 | #include "libs/Kernel.h" | |
12 | using namespace std; | |
13 | #include <string> | |
14 | #include <vector> | |
15 | #include "../communication/utils/Gcode.h" | |
16 | #include "Planner.h" | |
17 | class Planner; | |
18 | ||
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19 | |
20 | double max_allowable_speed( double acceleration, double target_velocity, double distance); | |
21 | ||
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22 | class Block { |
23 | public: | |
24 | Block(); | |
25 | double compute_factor_for_safe_speed(); | |
26 | void calculate_trapezoid( double entry_factor, double exit_factor ); | |
27 | double estimate_acceleration_distance( double initial_rate, double target_rate, double acceleration ); | |
28 | double intersection_distance(double initial_rate, double final_rate, double acceleration, double distance); | |
29 | void reverse_pass(Block* previous, Block* next); | |
30 | void forward_pass(Block* previous, Block* next); | |
31 | void debug(Kernel* kernel); | |
32 | void append_gcode(Gcode* gcode); | |
33 | void pop_and_execute_gcode(Kernel* &kernel); | |
34 | double get_duration_left(unsigned int already_taken_steps); | |
4cff3ded | 35 | |
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36 | vector<std::string> commands; |
37 | vector<double> travel_distances; | |
38 | ||
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39 | unsigned int steps[3]; // Number of steps for each axis for this block |
40 | unsigned int steps_event_count; // Steps for the longest axis | |
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41 | unsigned int nominal_rate; // Nominal rate in steps per minute |
42 | float nominal_speed; // Nominal speed in mm per minute | |
43 | float millimeters; // Distance for this move | |
b66fb830 | 44 | double entry_speed; |
a1b7e9f0 | 45 | unsigned int rate_delta; // Nomber of steps to add to the speed for each acceleration tick |
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46 | unsigned int initial_rate; // Initial speed in steps per minute |
47 | unsigned int final_rate; // Final speed in steps per minute | |
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48 | unsigned int accelerate_until; // Stop accelerating after this number of steps |
49 | unsigned int decelerate_after; // Start decelerating after this number of steps | |
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50 | unsigned int direction_bits; // Direction for each axis in bit form, relative to the direction port's mask |
51 | ||
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52 | |
53 | uint8_t recalculate_flag; // Planner flag to recalculate trapezoids on entry junction | |
54 | uint8_t nominal_length_flag; // Planner flag for nominal speed always reached | |
55 | ||
56 | double max_entry_speed; | |
4cff3ded | 57 | Planner* planner; |
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58 | |
59 | bool computed; | |
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60 | }; |
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71 | ||
72 | #endif |