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Wipe tower: respect first_layer_speed

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This commit is contained in:
Lukas Matena 2021-03-22 13:26:05 +01:00
parent 3459231111
commit 5d636ab853
2 changed files with 22 additions and 17 deletions
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35
src/libslic3r/GCode/WipeTower.cpp
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@ -526,12 +526,16 @@ WipeTower::WipeTower(const PrintConfig& config, const std::vector<std::vector<fl
m_no_sparse_layers(config.wipe_tower_no_sparse_layers),
m_gcode_flavor(config.gcode_flavor),
m_travel_speed(config.travel_speed),
m_first_layer_speed(config.get_abs_value("first_layer_speed")),
m_current_tool(initial_tool),
wipe_volumes(wiping_matrix)
{
// Read absolute value of first layer speed, if given as percentage,
// it is taken over following default. Speeds from config are not
// easily accessible here.
const float default_speed = 60.f;
m_first_layer_speed = config.get_abs_value("first_layer_speed", default_speed);
if (m_first_layer_speed == 0.f) // just to make sure autospeed doesn't break it.
m_first_layer_speed = 2400.f;
m_first_layer_speed = default_speed / 2.f;
// If this is a single extruder MM printer, we will use all the SE-specific config values.
// Otherwise, the defaults will be used to turn off the SE stuff.
@ -992,7 +996,6 @@ void WipeTower::toolchange_Wipe(
bool first_layer = m_layer_info == m_plan.begin();
writer.set_extrusion_flow(m_extrusion_flow * (first_layer ? 1.18f : 1.f))
.append("; CP TOOLCHANGE WIPE\n");
float wipe_coeff = first_layer ? 0.5f : 1.f;
const float& xl = cleaning_box.ld.x();
const float& xr = cleaning_box.rd.x();
@ -1002,7 +1005,9 @@ void WipeTower::toolchange_Wipe(
float x_to_wipe = volume_to_length(wipe_volume, m_perimeter_width, m_layer_height);
float dy = m_extra_spacing*m_perimeter_width;
float wipe_speed = 1600.f;
const float target_speed = first_layer ? m_first_layer_speed * 60.f : 4800.f;
float wipe_speed = 0.33f * target_speed;
// if there is less than 2.5*m_perimeter_width to the edge, advance straightaway (there is likely a blob anyway)
if ((m_left_to_right ? xr-writer.x() : writer.x()-xl) < 2.5f*m_perimeter_width) {
@ -1013,17 +1018,17 @@ void WipeTower::toolchange_Wipe(
// now the wiping itself:
for (int i = 0; true; ++i) {
if (i!=0) {
if (wipe_speed < 1610.f) wipe_speed = 1800.f;
else if (wipe_speed < 1810.f) wipe_speed = 2200.f;
else if (wipe_speed < 2210.f) wipe_speed = 4200.f;
else wipe_speed = std::min(4800.f, wipe_speed + 50.f);
if (wipe_speed < 0.34f * target_speed) wipe_speed = 0.375f * target_speed;
else if (wipe_speed < 0.377 * target_speed) wipe_speed = 0.458f * target_speed;
else if (wipe_speed < 0.46f * target_speed) wipe_speed = 0.875f * target_speed;
else wipe_speed = std::min(target_speed, wipe_speed + 50.f);
}
float traversed_x = writer.x();
if (m_left_to_right)
writer.extrude(xr - (i % 4 == 0 ? 0 : 1.5f*m_perimeter_width), writer.y(), wipe_speed * wipe_coeff);
writer.extrude(xr - (i % 4 == 0 ? 0 : 1.5f*m_perimeter_width), writer.y(), wipe_speed);
else
writer.extrude(xl + (i % 4 == 1 ? 0 : 1.5f*m_perimeter_width), writer.y(), wipe_speed * wipe_coeff);
writer.extrude(xl + (i % 4 == 1 ? 0 : 1.5f*m_perimeter_width), writer.y(), wipe_speed);
if (writer.y()+float(EPSILON) > cleaning_box.lu.y()-0.5f*m_perimeter_width)
break; // in case next line would not fit
@ -1070,7 +1075,7 @@ WipeTower::ToolChangeResult WipeTower::finish_layer()
// Slow down on the 1st layer.
bool first_layer = m_layer_info == m_plan.begin();
float speed_factor = first_layer ? 0.5f : 1.f;
float feedrate = first_layer ? m_first_layer_speed * 60.f : 2900.f;
float current_depth = m_layer_info->depth - m_layer_info->toolchanges_depth();
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);
@ -1085,7 +1090,7 @@ WipeTower::ToolChangeResult WipeTower::finish_layer()
// inner perimeter of the sparse section, if there is space for it:
if (fill_box.ru.y() - fill_box.rd.y() > m_perimeter_width - WT_EPSILON)
writer.rectangle(fill_box.ld, fill_box.rd.x()-fill_box.ld.x(), fill_box.ru.y()-fill_box.rd.y(), 2900*speed_factor);
writer.rectangle(fill_box.ld, fill_box.rd.x()-fill_box.ld.x(), fill_box.ru.y()-fill_box.rd.y(), feedrate);
// 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());
@ -1126,14 +1131,14 @@ WipeTower::ToolChangeResult WipeTower::finish_layer()
float spacing = (dy-m_perimeter_width)/(n-1);
int i=0;
for (i=0; i<n; ++i) {
writer.extrude(writer.x(), y, 2900 * speed_factor)
writer.extrude(writer.x(), y, feedrate)
.extrude(i%2 ? left : right, y);
y = y + spacing;
}
writer.extrude(writer.x(), fill_box.lu.y());
} else {
// Extrude an inverse U at the left of the region and the sparse infill.
writer.extrude(fill_box.lu + Vec2f(m_perimeter_width * 2, 0.f), 2900 * speed_factor);
writer.extrude(fill_box.lu + Vec2f(m_perimeter_width * 2, 0.f), feedrate);
const int n = 1+int((right-left)/m_bridging);
const float dx = (right-left)/n;
@ -1149,7 +1154,7 @@ WipeTower::ToolChangeResult WipeTower::finish_layer()
}
// outer perimeter (always):
writer.rectangle(wt_box);
writer.rectangle(wt_box, feedrate);
// brim (first layer only)
if (first_layer) {

4
src/libslic3r/Print.cpp
View File

@ -100,7 +100,6 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
"filament_spool_weight",
"first_layer_acceleration",
"first_layer_bed_temperature",
"first_layer_speed",
"gcode_comments",
"gcode_label_objects",
"infill_acceleration",
@ -139,7 +138,6 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
"start_filament_gcode",
"toolchange_gcode",
"threads",
"travel_speed",
"use_firmware_retraction",
"use_relative_e_distances",
"use_volumetric_e",
@ -210,6 +208,8 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
|| opt_key == "cooling_tube_retraction"
|| opt_key == "cooling_tube_length"
|| opt_key == "extra_loading_move"
|| opt_key == "travel_speed"
|| opt_key == "first_layer_speed"
|| opt_key == "z_offset") {
steps.emplace_back(psWipeTower);
steps.emplace_back(psSkirt);