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Moving the extruder while skinnydipping

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This commit is contained in:
Lukas Matena 2023-08-03 16:03:37 +02:00
parent 0dba13d862
commit 7325d8752f
1 changed files with 32 additions and 3 deletions
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35
src/libslic3r/GCode/WipeTower.cpp
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@ -291,6 +291,25 @@ public:
return extrude_explicit(end_point, y(), loading_dist, x_speed * 60.f, false, false);
}
// Loads filament while also moving towards given point in x-axis. Unlike the previous function, this one respects
// both the loading_speed and x_speed. Can shorten the move.
WipeTowerWriter& load_move_x_advanced_there_and_back(float farthest_x, float e_dist, float e_speed, float x_speed)
{
float old_x = x();
float time = std::abs(e_dist / e_speed); // time that the whole move must take
float x_max_dist = std::abs(farthest_x - x()); // max x-distance that we can travel
float x_dist = x_speed * time; // totel x-distance to travel during the move
int n = int(x_dist / (2*x_max_dist) + 1.f); // how many there and back moves should we do
float r = 2*n*x_max_dist / x_dist; // actual/required dist if the move is not shortened
float end_point = x() + (farthest_x > x() ? 1.f : -1.f) * x_max_dist / r;
for (int i=0; i<n; ++i) {
extrude_explicit(end_point, y(), e_dist/(2.f*n), x_speed * 60.f, false, false);
extrude_explicit(old_x, y(), e_dist/(2.f*n), x_speed * 60.f, false, false);
}
return *this;
}
// Elevate the extruder head above the current print_z position.
WipeTowerWriter& z_hop(float hop, float f = 0.f)
{
@ -980,9 +999,19 @@ void WipeTower::toolchange_Unload(
// Skinnydip:
if (! skinnydip_done && (m_filpar[m_current_tool].filament_skinnydip_move == i || i == number_of_moves)) {
for (int s=0; s<m_filpar[m_current_tool].filament_skinnydip_number_of_dips; ++s) {
float dist = m_filpar[m_current_tool].filament_skinnydip_distance + m_cooling_tube_length / 2.f;
writer.load_move_x_advanced(turning_point, dist, m_filpar[m_current_tool].filament_skinnydip_loading_speed);
writer.load_move_x_advanced(old_x, -dist, m_filpar[m_current_tool].filament_skinnydip_unloading_speed);
float dist_e = m_filpar[m_current_tool].filament_skinnydip_distance + m_cooling_tube_length / 2.f;
// Only last 5mm will be done with the fast x travel. The point is to spread possible blobs
// along the whole wipe tower.
if (dist_e > 5) {
//writer.load_move_x_advanced_there_and_back(turning_point, dist_e-5, m_filpar[m_current_tool].filament_skinnydip_loading_speed, 50);
float cent = writer.x();
writer.load_move_x_advanced(turning_point, 0.5*(dist_e - 5), m_filpar[m_current_tool].filament_skinnydip_loading_speed, 200);
writer.load_move_x_advanced(cent, 0.5*(dist_e - 5), m_filpar[m_current_tool].filament_skinnydip_loading_speed, 200);
writer.travel(cent, writer.y());
writer.load_move_x_advanced_there_and_back(turning_point, 5, m_filpar[m_current_tool].filament_skinnydip_loading_speed, m_travel_speed);
} else
writer.load_move_x_advanced_there_and_back(turning_point, dist_e, m_filpar[m_current_tool].filament_skinnydip_loading_speed, m_travel_speed);
writer.load_move_x_advanced_there_and_back(turning_point, -dist_e, m_filpar[m_current_tool].filament_skinnydip_unloading_speed, 50);
}
skinnydip_done = true;
}