grbl-LPC-CoreXY/sim/simulator.h

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/*
simulator.h - functions to simulate how the buffer is emptied and the
stepper interrupt is called
Part of Grbl Simulator
Copyright (c) 2012 Jens Geisler
Grbl 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.
Grbl 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 Grbl. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef simulator_h
#define simulator_h
#include <stdio.h>
#include "../nuts_bolts.h"
#include "../system.h"
#include "platform.h"
//simulation globals
typedef struct sim_vars {
uint64_t masterclock;
double sim_time; //current time of the simulation
uint8_t started; //don't start timers until first char recieved.
uint8_t exit;
float speedup;
int32_t baud_ticks;
double next_print_time;
} sim_vars_t;
extern sim_vars_t sim;
typedef struct arg_vars {
// Output file handles
FILE *block_out_file;
FILE *step_out_file;
FILE *grbl_out_file;
// Minimum time step for printing stepper values. //Given by user via command line
double step_time;
//char to prefix comments; default '#'
uint8_t comment_char;
} arg_vars_t;
extern arg_vars_t args;
// global system variable structure for position etc.
extern system_t sys;
// setup avr simulation
void init_simulator(float time_multiplier);
//shutdown simulator - close open files
int shutdown_simulator(uint8_t exitflag);
//simulates the hardware until sim.exit is set.
void sim_loop();
// Call the stepper interrupt until one block is finished
void simulate_serial();
// Print information about the most recently inserted block
void printBlock();
//printer for grbl serial port output
void grbl_out(uint8_t char_out);
#endif