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handle edge cases when Cooling tube position is 0

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This commit is contained in:
SoftFever 2023-09-12 19:45:05 +08:00
parent d6e8627401
commit 40c2eccfd6
1 changed files with 7 additions and 5 deletions
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12
src/libslic3r/GCode/WipeTower2.cpp
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@ -912,10 +912,10 @@ void WipeTower2::toolchange_Unload(
}
writer.append("; Ramming\n");
// now the ramming itself:
while (do_ramming && i < m_filpar[m_current_tool].ramming_speed.size())
{
writer.append("; Ramming\n");
// The time step is different for SEMM ramming and the MM ramming. See comments in set_extruder() for details.
const float time_step = m_semm ? 0.25f : m_filpar[m_current_tool].multitool_ramming_time;
@ -940,11 +940,11 @@ void WipeTower2::toolchange_Unload(
Vec2f end_of_ramming(writer.x(),writer.y());
writer.change_analyzer_line_width(m_perimeter_width); // so the next lines are not affected by ramming_line_width_multiplier
writer.append("; Retract(unload)\n");
// Retraction:
float old_x = writer.x();
float turning_point = (!m_left_to_right ? xl : xr );
if (m_semm && (m_cooling_tube_retraction != 0 || m_cooling_tube_length != 0)) {
writer.append("; Retract(unload)\n");
float total_retraction_distance = m_cooling_tube_retraction + m_cooling_tube_length/2.f - 15.f; // the 15mm is reserved for the first part after ramming
writer.suppress_preview()
.retract(15.f, m_filpar[m_current_tool].unloading_speed_start * 60.f) // feedrate 5000mm/min = 83mm/s
@ -965,10 +965,10 @@ void WipeTower2::toolchange_Unload(
}
}
writer.append("; Cooling\n");
// Cooling:
const int& number_of_moves = m_filpar[m_current_tool].cooling_moves;
if (m_semm && number_of_moves > 0) {
if (m_semm && number_of_moves > 0 && m_cooling_tube_length != 0) {
writer.append("; Cooling\n");
const float& initial_speed = m_filpar[m_current_tool].cooling_initial_speed;
const float& final_speed = m_filpar[m_current_tool].cooling_final_speed;
@ -991,7 +991,9 @@ void WipeTower2::toolchange_Unload(
// let's wait is necessary:
writer.wait(m_filpar[m_current_tool].delay);
// we should be at the beginning of the cooling tube again - let's move to parking position:
writer.retract(-m_cooling_tube_length/2.f+m_parking_pos_retraction-m_cooling_tube_retraction, 2000);
const auto _e = -m_cooling_tube_length / 2.f + m_parking_pos_retraction - m_cooling_tube_retraction;
if (_e != 0.f)
writer.retract(_e, 2000);
}
// this is to align ramming and future wiping extrusions, so the future y-steps can be uniform from the start: