40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
// CoreXY kinematics stepper pulse time generation
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//
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// Copyright (C) 2018 Kevin O'Connor <kevin@koconnor.net>
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//
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// This file may be distributed under the terms of the GNU GPLv3 license.
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#include <stdlib.h> // malloc
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#include <string.h> // memset
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#include "compiler.h" // __visible
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#include "itersolve.h" // struct stepper_kinematics
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#include "trapq.h" // move_get_coord
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static double
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corexy_stepper_plus_calc_position(struct stepper_kinematics *sk, struct move *m
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, double move_time)
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{
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struct coord c = move_get_coord(m, move_time);
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return c.x + c.y;
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}
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static double
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corexy_stepper_minus_calc_position(struct stepper_kinematics *sk, struct move *m
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, double move_time)
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{
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struct coord c = move_get_coord(m, move_time);
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return c.x - c.y;
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}
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struct stepper_kinematics * __visible
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corexy_stepper_alloc(char type)
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{
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struct stepper_kinematics *sk = malloc(sizeof(*sk));
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memset(sk, 0, sizeof(*sk));
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if (type == '+')
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sk->calc_position_cb = corexy_stepper_plus_calc_position;
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else if (type == '-')
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sk->calc_position_cb = corexy_stepper_minus_calc_position;
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return sk;
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}
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