Merge pull request #6676 from bgort/g26zhop
G26: Add 0.5mm Z-bump between circles to minimize pattern scraping
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commit
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@ -611,13 +611,19 @@
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return print_line_from_here_to_there(ex, ey, ez, sx, sy, sz);
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return print_line_from_here_to_there(ex, ey, ez, sx, sy, sz);
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}
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}
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// Decide whether to retract.
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// Decide whether to retract & bump
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if (dist_start > 2.0) {
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if (dist_start > 2.0) {
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retract_filament(destination);
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retract_filament(destination);
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//if (ubl.g26_debug_flag) SERIAL_ECHOLNPGM(" filament retracted.");
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//if (ubl.g26_debug_flag) SERIAL_ECHOLNPGM(" filament retracted.");
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//if (ubl.g26_debug_flag) SERIAL_ECHOLNPGM(" Z bumping by 0.500 to minimize scraping.");
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//todo: parameterize the bump height with a define
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move_to(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS]+0.500, 0.0); // Z bump to minimize scraping
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move_to(sx, sy, sz+0.500, 0.0); // Get to the starting point with no extrusion while bumped
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}
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}
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move_to(sx, sy, sz, 0.0); // Get to the starting point with no extrusion
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move_to(sx, sy, sz, 0.0); // Get to the starting point with no extrusion / un-Z bump
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const float e_pos_delta = line_length * g26_e_axis_feedrate * extrusion_multiplier;
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const float e_pos_delta = line_length * g26_e_axis_feedrate * extrusion_multiplier;
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