src/modules/tools/laser/Laser.h

   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 #pragma once
   9
  10 #include "libs/Module.h"
  11
  12 #include <stdint.h>
  13
  14 namespace mbed {
  15     class PwmOut;
  16 }
  17 class Pin;
  18 class Block;
  19
  20 class Laser : public Module{
  21     public:
  22         Laser();
  23         virtual ~Laser() {};
  24         void on_module_loaded();
  25         void on_halt(void* argument);
  26         void on_gcode_received(void *argument);
  27         void on_console_line_received(void *argument);
  28         void on_get_public_data(void* argument);
  29
  30         void set_scale(float s) { scale= s/100; }
  31         float get_scale() const { return scale*100; }
  32         bool set_laser_power(float p);
  33         float get_current_power() const;
  34
  35     private:
  36         uint32_t set_proportional_power(uint32_t dummy);
  37         bool get_laser_power(float& power) const;
  38         float current_speed_ratio(const Block *block) const;
  39
  40         mbed::PwmOut *pwm_pin;    // PWM output to regulate the laser power
  41         Pin *ttl_pin;                           // TTL output to fire laser
  42         float laser_maximum_power; // maximum allowed laser power to be output on the pwm pin
  43         float laser_minimum_power; // value used to tickle the laser on moves.  Also minimum value for auto-scaling
  44         float laser_maximum_s_value; // Value of S code that will represent max power
  45         float scale;
  46         struct {
  47             bool laser_on:1;      // set if the laser is on
  48             bool pwm_inverting:1; // stores whether the PWM period should be inverted
  49             bool ttl_used:1;            // stores whether we have a TTL output
  50             bool ttl_inverting:1;   // stores whether the TTL output should be inverted
  51             bool manual_fire:1;     // set when manually firing
  52         };
  53         int32_t fire_duration; // manual fire command duration
  54         int32_t ms_per_tick; // ms between each ticks, depends on PWM frequency
  55 };