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Implement G02 G03 for kinepatics

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Implement G02 G03 code for the Polar Coaster.
This commit is contained in:
odaki
2019-10-18 00:19:56 +09:00
parent d22361154b
commit f8ece5125e
1 changed files with 19 additions and 1 deletions
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20
Grbl_Esp32/motion_control.cpp
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@@ -102,6 +102,14 @@ void mc_arc(float *target, plan_line_data_t *pl_data, float *position, float *of
float rt_axis0 = target[axis_0] - center_axis0;
float rt_axis1 = target[axis_1] - center_axis1;
#ifdef USE_KINEMATICS
float previous_position[N_AXIS];
uint16_t n;
for (n = 0; n < N_AXIS; n++) {
previous_position[n] = position[n];
}
#endif
// CCW angle between position and target from circle center. Only one atan2() trig computation required.
float angular_travel = atan2(r_axis0*rt_axis1-r_axis1*rt_axis0, r_axis0*rt_axis0+r_axis1*rt_axis1);
if (is_clockwise_arc) { // Correct atan2 output per direction
@@ -187,15 +195,25 @@ void mc_arc(float *target, plan_line_data_t *pl_data, float *position, float *of
position[axis_0] = center_axis0 + r_axis0;
position[axis_1] = center_axis1 + r_axis1;
position[axis_linear] += linear_per_segment;
#ifdef USE_KINEMATICS
mc_line_kins(position, pl_data, previous_position);
previous_position[axis_0] = position[axis_0];
previous_position[axis_1] = position[axis_1];
previous_position[axis_linear] = position[axis_linear];
#else
mc_line(position, pl_data);
#endif
// Bail mid-circle on system abort. Runtime command check already performed by mc_line.
if (sys.abort) { return; }
}
}
// Ensure last segment arrives at target location.
#ifdef USE_KINEMATICS
mc_line_kins(target, pl_data, previous_position);
#else
mc_line(target, pl_data);
#endif
}