Commit | Line | Data |
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df27a6a3 | 1 | /* |
cd011f58 AW |
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. | |
df27a6a3 | 5 | You should have received a copy of the GNU General Public License along with Smoothie. If not, see <http://www.gnu.org/licenses/>. |
cd011f58 AW |
6 | */ |
7 | ||
8 | ||
9 | ||
8b260c2c | 10 | #pragma once |
3b1e82d2 | 11 | |
8d54c34c | 12 | #include <stdint.h> |
8b260c2c | 13 | #include <array> |
1fce036c | 14 | #include <bitset> |
a157d099 | 15 | #include <functional> |
001c4b26 | 16 | #include <atomic> |
5673fe39 | 17 | |
8b260c2c | 18 | #include "ActuatorCoordinates.h" |
d1d120e1 | 19 | #include "TSRingBuffer.h" |
8b260c2c | 20 | |
5673fe39 | 21 | class StepperMotor; |
8b260c2c | 22 | class Block; |
3b1e82d2 | 23 | |
f6542ad9 JM |
24 | // handle 2.30 Fixed point |
25 | #define STEPTICKER_FPSCALE (1<<30) | |
26 | #define STEPTICKER_TOFP(x) ((int32_t)roundf((float)(x)*STEPTICKER_FPSCALE)) | |
27 | #define STEPTICKER_FROMFP(x) ((float)(x)/STEPTICKER_FPSCALE) | |
28 | ||
3b1e82d2 AW |
29 | class StepTicker{ |
30 | public: | |
1fce036c | 31 | StepTicker(); |
3eadcfee | 32 | ~StepTicker(); |
1ad23cd3 | 33 | void set_frequency( float frequency ); |
8b260c2c | 34 | void set_unstep_time( float microseconds ); |
1fce036c | 35 | int register_motor(StepperMotor* motor); |
cb2e6bc6 | 36 | float get_frequency() const { return frequency; } |
1598a726 | 37 | void unstep_tick(); |
23201534 | 38 | const Block *get_current_block() const { return current_block; } |
13256955 | 39 | |
1598a726 JM |
40 | void step_tick (void); |
41 | void handle_finish (void); | |
dc3542cf | 42 | void start(); |
cb2e6bc6 | 43 | |
8b260c2c JM |
44 | // whatever setup the block should register this to know when it is done |
45 | std::function<void()> finished_fnc{nullptr}; | |
46 | ||
47 | static StepTicker *getInstance() { return instance; } | |
a157d099 | 48 | |
2fa50ca0 | 49 | private: |
8b260c2c JM |
50 | static StepTicker *instance; |
51 | ||
f6542ad9 | 52 | bool start_next_block(); |
a3bb687b | 53 | |
1ad23cd3 | 54 | float frequency; |
feb204be | 55 | uint32_t period; |
8b260c2c | 56 | std::array<StepperMotor*, k_max_actuators> motor; |
8b260c2c | 57 | std::bitset<k_max_actuators> unstep; |
d1d120e1 | 58 | |
f6542ad9 | 59 | Block *current_block; |
b9ad75de | 60 | uint32_t current_tick{0}; |
3b1e82d2 | 61 | |
8b260c2c | 62 | struct { |
b5708347 | 63 | volatile bool running:1; |
8b260c2c JM |
64 | uint8_t num_motors:4; |
65 | }; | |
66 | }; |