Wipe tower: slightly changed finish_layer logic so it can be called after any toolchange

This commit is contained in:
Lukas Matena 2021-03-22 14:09:19 +01:00
parent cc7ef40e20
commit 3ed68ac28a
2 changed files with 23 additions and 17 deletions

View File

@ -720,7 +720,7 @@ WipeTower::ToolChangeResult WipeTower::tool_change(size_t tool)
box_coordinates cleaning_box( box_coordinates cleaning_box(
Vec2f(m_perimeter_width / 2.f, m_perimeter_width / 2.f), Vec2f(m_perimeter_width / 2.f, m_perimeter_width / 2.f),
m_wipe_tower_width - m_perimeter_width, m_wipe_tower_width - m_perimeter_width,
(tool != (unsigned int)(-1) ? /*m_layer_info->depth*/wipe_area+m_depth_traversed-0.5f*m_perimeter_width (tool != (unsigned int)(-1) ? wipe_area+m_depth_traversed-0.5f*m_perimeter_width
: m_wipe_tower_depth-m_perimeter_width)); : m_wipe_tower_depth-m_perimeter_width));
WipeTowerWriter writer(m_layer_height, m_perimeter_width, m_gcode_flavor, m_filpar); WipeTowerWriter writer(m_layer_height, m_perimeter_width, m_gcode_flavor, m_filpar);
@ -760,7 +760,7 @@ WipeTower::ToolChangeResult WipeTower::tool_change(size_t tool)
m_depth_traversed += wipe_area; m_depth_traversed += wipe_area;
if (last_change_in_layer) {// draw perimeter line /*if (last_change_in_layer) {// draw perimeter line
writer.set_y_shift(m_y_shift); writer.set_y_shift(m_y_shift);
writer.rectangle(Vec2f::Zero(), m_wipe_tower_width, m_layer_info->depth + m_perimeter_width); writer.rectangle(Vec2f::Zero(), m_wipe_tower_width, m_layer_info->depth + m_perimeter_width);
if (layer_finished()) { // no finish_layer will be called, we must wipe the nozzle if (layer_finished()) { // no finish_layer will be called, we must wipe the nozzle
@ -768,7 +768,7 @@ WipeTower::ToolChangeResult WipeTower::tool_change(size_t tool)
.add_wipe_point(writer.x()> m_wipe_tower_width / 2.f ? 0.f : m_wipe_tower_width, writer.y()); .add_wipe_point(writer.x()> m_wipe_tower_width / 2.f ? 0.f : m_wipe_tower_width, writer.y());
} }
} }*/
if (m_set_extruder_trimpot) if (m_set_extruder_trimpot)
writer.set_extruder_trimpot(550); // Reset the extruder current to a normal value. writer.set_extruder_trimpot(550); // Reset the extruder current to a normal value.
@ -1116,9 +1116,8 @@ void WipeTower::toolchange_Wipe(
WipeTower::ToolChangeResult WipeTower::finish_layer() WipeTower::ToolChangeResult WipeTower::finish_layer()
{ {
// This should only be called if the layer is not finished yet.
// Otherwise the caller would likely travel to the wipe tower in vain.
assert(! this->layer_finished()); assert(! this->layer_finished());
m_current_layer_finished = true;
size_t old_tool = m_current_tool; size_t old_tool = m_current_tool;
@ -1134,7 +1133,7 @@ WipeTower::ToolChangeResult WipeTower::finish_layer()
// Slow down on the 1st layer. // Slow down on the 1st layer.
float speed_factor = m_is_first_layer ? 0.5f : 1.f; float speed_factor = m_is_first_layer ? 0.5f : 1.f;
float current_depth = m_layer_info->depth - m_layer_info->toolchanges_depth(); float current_depth = m_layer_info->depth - m_layer_info->toolchanges_depth();
box_coordinates fill_box(Vec2f(m_perimeter_width, m_depth_traversed + m_perimeter_width), box_coordinates fill_box(Vec2f(m_perimeter_width, m_layer_info->depth-(current_depth-m_perimeter_width)),
m_wipe_tower_width - 2 * m_perimeter_width, current_depth-m_perimeter_width); m_wipe_tower_width - 2 * m_perimeter_width, current_depth-m_perimeter_width);
@ -1143,14 +1142,15 @@ WipeTower::ToolChangeResult WipeTower::finish_layer()
bool toolchanges_on_layer = m_layer_info->toolchanges_depth() > WT_EPSILON; bool toolchanges_on_layer = m_layer_info->toolchanges_depth() > WT_EPSILON;
box_coordinates box = fill_box; box_coordinates box = fill_box;
for (int i=0;i<2;++i) {
if (! toolchanges_on_layer) { // inner perimeter of the sparse section, if there is space for it:
if (i==0) box.expand(m_perimeter_width); if (fill_box.lu.y() - fill_box.ld.y() > m_perimeter_width)
else box.expand(-m_perimeter_width);
}
else i=2; // only draw the inner perimeter, outer has been already drawn by tool_change(...)
writer.rectangle(box.ld, box.rd.x()-box.ld.x(), box.ru.y()-box.rd.y(), 2900*speed_factor); writer.rectangle(box.ld, box.rd.x()-box.ld.x(), box.ru.y()-box.rd.y(), 2900*speed_factor);
}
// outer perimeter (always):
writer.rectangle(Vec2f(0.f, (m_current_shape == SHAPE_REVERSED ? m_layer_info->toolchanges_depth() : 0.f)),
m_wipe_tower_width, m_layer_info->depth + m_perimeter_width);
// we are in one of the corners, travel to ld along the perimeter: // we are in one of the corners, travel to ld along the perimeter:
if (writer.x() > fill_box.ld.x()+EPSILON) writer.travel(fill_box.ld.x(),writer.y()); if (writer.x() > fill_box.ld.x()+EPSILON) writer.travel(fill_box.ld.x(),writer.y());
@ -1311,7 +1311,8 @@ void WipeTower::save_on_last_wipe()
tool_change(toolchange.new_tool); tool_change(toolchange.new_tool);
float width = m_wipe_tower_width - 3*m_perimeter_width; // width we draw into float width = m_wipe_tower_width - 3*m_perimeter_width; // width we draw into
float length_to_save = 2*(m_wipe_tower_width+m_wipe_tower_depth) + (!layer_finished() ? finish_layer().total_extrusion_length_in_plane() : 0.f); //float length_to_save = 2*(m_wipe_tower_width+m_wipe_tower_depth) + (!layer_finished() ? finish_layer().total_extrusion_length_in_plane() : 0.f);
float length_to_save = finish_layer().total_extrusion_length_in_plane();
float length_to_wipe = volume_to_length(m_layer_info->tool_changes.back().wipe_volume, float length_to_wipe = volume_to_length(m_layer_info->tool_changes.back().wipe_volume,
m_perimeter_width,m_layer_info->height) - m_layer_info->tool_changes.back().first_wipe_line - length_to_save; m_perimeter_width,m_layer_info->height) - m_layer_info->tool_changes.back().first_wipe_line - length_to_save;

View File

@ -132,6 +132,7 @@ public:
m_is_first_layer = is_first_layer; m_is_first_layer = is_first_layer;
m_print_brim = is_first_layer; m_print_brim = is_first_layer;
m_depth_traversed = 0.f; m_depth_traversed = 0.f;
m_current_layer_finished = false;
m_current_shape = (! is_first_layer && m_current_shape == SHAPE_NORMAL) ? SHAPE_REVERSED : SHAPE_NORMAL; m_current_shape = (! is_first_layer && m_current_shape == SHAPE_NORMAL) ? SHAPE_REVERSED : SHAPE_NORMAL;
if (is_first_layer) { if (is_first_layer) {
this->m_num_layer_changes = 0; this->m_num_layer_changes = 0;
@ -175,7 +176,10 @@ public:
// Is the current layer finished? // Is the current layer finished?
bool layer_finished() const { bool layer_finished() const {
return ( (m_is_first_layer ? m_wipe_tower_depth - m_perimeter_width : m_layer_info->depth) - WT_EPSILON < m_depth_traversed); return m_current_layer_finished;/*( (m_is_first_layer
? m_wipe_tower_depth - m_perimeter_width
: m_layer_info->depth
) < m_depth_traversed + WT_EPSILON);*/
} }
std::vector<float> get_used_filament() const { return m_used_filament_length; } std::vector<float> get_used_filament() const { return m_used_filament_length; }
@ -268,6 +272,7 @@ private:
const std::vector<std::vector<float>> wipe_volumes; const std::vector<std::vector<float>> wipe_volumes;
float m_depth_traversed = 0.f; // Current y position at the wipe tower. float m_depth_traversed = 0.f; // Current y position at the wipe tower.
bool m_current_layer_finished = false;
bool m_left_to_right = true; bool m_left_to_right = true;
float m_extra_spacing = 1.f; float m_extra_spacing = 1.f;