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Fixes for G33

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master
LVD-AC 7 years ago committed by Scott Lahteine
parent 2f0164b995
commit 355cba4aa7
1 changed files with 24 additions and 23 deletions
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45
Marlin/Marlin_main.cpp
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@ -5377,7 +5377,7 @@ void home_all_axes() { gcode_G28(true); }
SERIAL_PROTOCOL_F(f, 2);
}
inline void print_G33_settings(const bool end_stops, const bool tower_angles){
void print_G33_settings(const bool end_stops, const bool tower_angles) {
SERIAL_PROTOCOLPAIR(".Height:", DELTA_HEIGHT + home_offset[Z_AXIS]);
if (end_stops) {
print_signed_float(PSTR(" Ex"), endstop_adj[A_AXIS]);
@ -5517,20 +5517,11 @@ void home_all_axes() { gcode_G28(true); }
print_G33_settings(!_1p_calibration, _7p_calibration && towers_set);
#if DISABLED(PROBE_MANUALLY)
if (!_0p_calibration) {
const float measured_z = probe_pt(dx, dy, stow_after_each, 1, false); // 1st probe to set height
if (isnan(measured_z)) return G33_CLEANUP();
home_offset[Z_AXIS] -= measured_z;
}
#endif
do {
float z_at_pt[13] = { 0.0 };
test_precision = zero_std_dev_old != 999.0 ? (zero_std_dev + zero_std_dev_old) / 2 : zero_std_dev;
if (_0p_calibration) test_precision = 0.00;
iterations++;
// Probe the points
@ -5598,7 +5589,7 @@ void home_all_axes() { gcode_G28(true); }
// Solve matrices
if ((zero_std_dev < test_precision && zero_std_dev > calibration_precision) || iterations <= force_iterations) {
if ((zero_std_dev < test_precision || iterations <= force_iterations) && zero_std_dev > calibration_precision) {
if (zero_std_dev < zero_std_dev_min) {
COPY(e_old, endstop_adj);
dr_old = delta_radius;
@ -5607,26 +5598,33 @@ void home_all_axes() { gcode_G28(true); }
}
float e_delta[ABC] = { 0.0 }, r_delta = 0.0, t_delta[ABC] = { 0.0 };
float r_diff = delta_radius - delta_calibration_radius,
h_factor = 1.00 + r_diff * 0.001, //1.02 for r_diff = 20mm
r_factor = -(1.75 + 0.005 * r_diff + 0.001 * sq(r_diff)), //2.25 for r_diff = 20mm
a_factor = 66.66 / delta_calibration_radius; //0.83 for cal_rd = 80mm
const float r_diff = delta_radius - delta_calibration_radius,
h_factor = (1.00 + r_diff * 0.001) / 6.0, // 1.02 for r_diff = 20mm
r_factor = (-(1.75 + 0.005 * r_diff + 0.001 * sq(r_diff))) / 6.0, // 2.25 for r_diff = 20mm
a_factor = (66.66 / delta_calibration_radius) / (iterations == 1 ? 16.0 : 2.0); // 0.83 for cal_rd = 80mm (Slow down on 1st iteration)
#define ZP(N,I) ((N) * z_at_pt[I])
#define Z6(I) ZP(6, I)
#define Z4(I) ZP(4, I)
#define Z2(I) ZP(2, I)
#define Z1(I) ZP(1, I)
h_factor /= 6.00;
r_factor /= 6.00;
#if ENABLED(PROBE_MANUALLY)
test_precision = 0.00; // forced end
#endif
switch (probe_points) {
case 0:
#if DISABLED(PROBE_MANUALLY)
test_precision = 0.00; // forced end
#endif
break;
case 1:
#if DISABLED(PROBE_MANUALLY)
test_precision = 0.00; // forced end
#endif
LOOP_XYZ(axis) e_delta[axis] = Z1(0);
break;
@ -5652,9 +5650,12 @@ void home_all_axes() { gcode_G28(true); }
r_delta = (Z6(0) - Z1(1) - Z1(5) - Z1(9) - Z1(7) - Z1(11) - Z1(3)) * r_factor;
if (towers_set) {
t_delta[A_AXIS] = ( - Z2(5) + Z1(9) - Z2(11) + Z1(3)) * a_factor;
t_delta[B_AXIS] = ( Z2(1) - Z1(9) + Z2(7) - Z1(3)) * a_factor;
t_delta[C_AXIS] = (-Z2(1) + Z1(5) - Z2(7) + Z1(11) ) * a_factor;
t_delta[A_AXIS] = ( - Z2(5) + Z2(9) - Z2(11) + Z2(3)) * a_factor;
t_delta[B_AXIS] = ( Z2(1) - Z2(9) + Z2(7) - Z2(3)) * a_factor;
t_delta[C_AXIS] = (-Z2(1) + Z2(5) - Z2(7) + Z2(11) ) * a_factor;
e_delta[A_AXIS] += (t_delta[B_AXIS] - t_delta[C_AXIS]) / 4.5;
e_delta[B_AXIS] += (t_delta[C_AXIS] - t_delta[A_AXIS]) / 4.5;
e_delta[C_AXIS] += (t_delta[A_AXIS] - t_delta[B_AXIS]) / 4.5;
}
break;
}
@ -5707,7 +5708,7 @@ void home_all_axes() { gcode_G28(true); }
}
}
if (verbose_level != 0) { // !dry run
if ((zero_std_dev >= test_precision || zero_std_dev <= calibration_precision) && iterations > force_iterations) { // end iterations
if ((zero_std_dev >= test_precision && iterations > force_iterations) || zero_std_dev <= calibration_precision) { // end iterations
SERIAL_PROTOCOLPGM("Calibration OK");
SERIAL_PROTOCOL_SP(36);
#if DISABLED(PROBE_MANUALLY)
@ -5769,7 +5770,7 @@ void home_all_axes() { gcode_G28(true); }
endstops.not_homing();
}
while ((zero_std_dev < test_precision && zero_std_dev > calibration_precision && iterations < 31) || iterations <= force_iterations);
while (((zero_std_dev < test_precision && iterations < 31) || iterations <= force_iterations) && zero_std_dev > calibration_precision);
G33_CLEANUP();
}

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