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https://github.com/SoftFever/OrcaSlicer.git
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Implemented priming of all the filaments of the Prusa Multi Material.
This commit is contained in:
bubnikv
parent
247070cd82
commit
b610866d77
13 changed files with 324 additions and 93 deletions
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@ -315,6 +315,29 @@ private:
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Writer& operator=(const Writer &rhs);
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};
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/*
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class Material
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{
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public:
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std::string name;
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std::string type;
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struct RammingStep {
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// float length;
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float extrusion_multiplier; // sirka linky
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float extrusion;
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float speed;
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};
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std::vector<RammingStep> ramming_sequence;
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// Number and speed of the cooling moves.
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std::vector<float> cooling_moves;
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// Percentage of the speed overide, in pairs of <z, percentage>
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std::vector<std::pair<float, int>> speed_override;
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};
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*/
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} // namespace PrusaMultiMaterial
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WipeTowerPrusaMM::material_type WipeTowerPrusaMM::parse_material(const char *name)
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@ -340,7 +363,92 @@ WipeTowerPrusaMM::material_type WipeTowerPrusaMM::parse_material(const char *nam
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return INVALID;
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}
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WipeTower::ToolChangeResult WipeTowerPrusaMM::tool_change(int tool, bool last_in_layer, Purpose purpose)
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// Returns gcode to prime the nozzles at the front edge of the print bed.
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WipeTower::ToolChangeResult WipeTowerPrusaMM::prime(float first_layer_height, std::vector<unsigned int> tools, Purpose purpose)
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{
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this->set_layer(first_layer_height, first_layer_height, tools.size(), true, false);
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float wipe_area = m_wipe_area;
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// Calculate the amount of wipe over the wipe tower brim following the prime, decrease wipe_area
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// with the amount of material extruded over the brim.
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{
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// Simulate the brim extrusions, summ the length of the extrusion.
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float e_length = this->tool_change(0, false, PURPOSE_EXTRUDE).total_extrusion_length_in_plane();
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// Shrink wipe_area by the amount of extrusion extruded by the finish_layer().
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// Y stepping of the wipe extrusions.
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float dy = m_perimeter_width * 0.8f;
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// Number of whole wipe lines, that would be extruded to wipe as much material as the finish_layer().
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// Minimum wipe area is 5mm wide.
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//FIXME calculate the purge_lines_width precisely.
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float purge_lines_width = 1.3f;
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wipe_area = std::max(5.f, m_wipe_area - floor(e_length / m_wipe_tower_width) * dy - purge_lines_width);
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}
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this->set_layer(first_layer_height, first_layer_height, tools.size(), true, false);
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this->m_num_layer_changes = 0;
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this->m_current_tool = tools.front();
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box_coordinates cleaning_box(xy(0.f, - 4.0f), m_wipe_tower_width, wipe_area);
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PrusaMultiMaterial::Writer writer;
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writer.set_extrusion_flow(m_extrusion_flow)
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.set_z(m_z_pos)
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.set_layer_height(m_layer_height)
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.set_initial_tool(m_current_tool)
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.append(";--------------------\n"
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"; CP PRIMING START\n")
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.append(";--------------------\n")
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.speed_override(100);
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// Always move to the starting position.
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writer.travel(cleaning_box.ld, 7200);
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// Increase the extruder driver current to allow fast ramming.
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writer.set_extruder_trimpot(750);
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if (purpose == PURPOSE_EXTRUDE || purpose == PURPOSE_MOVE_TO_TOWER_AND_EXTRUDE) {
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for (size_t idx_tool = 0; idx_tool < tools.size(); ++ idx_tool) {
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unsigned int tool = tools[idx_tool];
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// Select the tool, set a speed override for soluble and flex materials.
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toolchange_Change(writer, tool, m_material[tool]);
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// Prime the tool.
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toolchange_Load(writer, cleaning_box);
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if (idx_tool + 1 == tools.size()) {
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// Last tool should not be unloaded, but it should be wiped enough to become of a pure color.
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toolchange_Wipe(writer, cleaning_box);
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} else {
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// Ram the hot material out of the melt zone, retract the filament into the cooling tubes and let it cool.
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toolchange_Unload(writer, cleaning_box, m_material[m_current_tool], m_first_layer_temperature[tool]);
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cleaning_box.translate(m_wipe_tower_width, 0.f);
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writer.travel(cleaning_box.ld, 7200);
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}
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++ m_num_tool_changes;
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}
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}
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// Reset the extruder current to a normal value.
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writer.set_extruder_trimpot(550)
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.feedrate(6000)
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.flush_planner_queue()
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.reset_extruder()
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.append("; CP PRIMING END\n"
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";------------------\n"
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"\n\n");
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// Force m_idx_tool_change_in_layer to -1, so that tool_change() will know to extrude the wipe tower brim.
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m_idx_tool_change_in_layer = (unsigned int)(-1);
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ToolChangeResult result;
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result.print_z = this->m_z_pos;
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result.layer_height = this->m_layer_height;
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result.gcode = writer.gcode();
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result.elapsed_time = writer.elapsed_time();
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result.extrusions = writer.extrusions();
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result.start_pos = writer.start_pos();
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result.end_pos = writer.pos();
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return result;
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}
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WipeTower::ToolChangeResult WipeTowerPrusaMM::tool_change(unsigned int tool, bool last_in_layer, Purpose purpose)
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{
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// Either it is the last tool unload,
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// or there must be a nonzero wipe tower partitions available.
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@ -363,14 +471,7 @@ WipeTower::ToolChangeResult WipeTowerPrusaMM::tool_change(int tool, bool last_in
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unsigned int old_idx_tool_change = m_idx_tool_change_in_layer;
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float old_wipe_start_y = m_current_wipe_start_y;
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m_current_wipe_start_y += wipe_area;
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ToolChangeResult tcr = this->finish_layer(PURPOSE_EXTRUDE);
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for (size_t i = 1; i < tcr.extrusions.size(); ++ i) {
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const Extrusion &e = tcr.extrusions[i];
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if (e.width > 0) {
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xy v = e.pos - (&e - 1)->pos;
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e_length += sqrt(v.x*v.x+v.y*v.y);
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}
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}
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e_length = this->finish_layer(PURPOSE_EXTRUDE).total_extrusion_length_in_plane();
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m_idx_tool_change_in_layer = old_idx_tool_change;
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m_current_wipe_start_y = old_wipe_start_y;
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}
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@ -431,10 +532,10 @@ WipeTower::ToolChangeResult WipeTowerPrusaMM::tool_change(int tool, bool last_in
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// Increase the extruder driver current to allow fast ramming.
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writer.set_extruder_trimpot(750);
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// Ram the hot material out of the melt zone, retract the filament into the cooling tubes and let it cool.
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toolchange_Unload(writer, cleaning_box, m_material[m_current_tool],
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m_is_first_layer ? m_first_layer_temperature[tool] : m_temperature[tool]);
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if (tool >= 0) {
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if (tool != (unsigned int)-1) {
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toolchange_Unload(writer, cleaning_box, m_material[m_current_tool],
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m_is_first_layer ? m_first_layer_temperature[tool] : m_temperature[tool]);
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// This is not the last change.
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// Change the tool, set a speed override for soluble and flex materials.
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toolchange_Change(writer, tool, m_material[tool]);
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@ -455,7 +556,8 @@ WipeTower::ToolChangeResult WipeTowerPrusaMM::tool_change(int tool, bool last_in
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if (purpose == PURPOSE_MOVE_TO_TOWER_AND_EXTRUDE)
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writer.travel(box.ru, 7200)
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.travel(box.lu);
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}
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} else
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toolchange_Unload(writer, cleaning_box, m_material[m_current_tool], m_temperature[m_current_tool]);
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// Reset the extruder current to a normal value.
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writer.set_extruder_trimpot(550)
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@ -587,24 +689,27 @@ void WipeTowerPrusaMM::toolchange_Unload(
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{
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case ABS:
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// ramming start end y increment amount feedrate
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writer.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width, y_step * 0.2f, 0, 1.2f * e, 4000)
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.ram(xr - m_perimeter_width, xl + m_perimeter_width, y_step * 1.2f, e0, 1.6f * e, 4600)
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.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width * 2, y_step * 1.2f, e0, 1.8f * e, 5000)
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.ram(xr - m_perimeter_width * 2, xl + m_perimeter_width * 2, y_step * 1.2f, e0, 1.8f * e, 5000);
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writer.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width, y_step * 0.2f, 0, 1.2f * e, 4000)
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.ram(xr - m_perimeter_width, xl + m_perimeter_width, y_step * 1.2f, e0, 1.6f * e, 4600)
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.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width * 2, y_step * 1.2f, e0, 1.8f * e, 5000)
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.ram(xr - m_perimeter_width * 2, xl + m_perimeter_width * 2, y_step * 1.2f, e0, 1.8f * e, 5000);
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break;
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case PVA:
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writer.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width, y_step * 0.2f, 0, 3, 4000)
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.ram(xr - m_perimeter_width, xl + m_perimeter_width, y_step * 1.5f, 0, 3, 4500)
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.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width * 2, y_step * 1.5f, 0, 3, 4800)
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.ram(xr - m_perimeter_width, xl + m_perimeter_width, y_step * 1.5f, 0, 3, 5000);
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// Used for the PrimaSelect PVA
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writer.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width, y_step * 0.2f, 0, 1.75f * e, 4000)
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.ram(xr - m_perimeter_width, xl + m_perimeter_width, y_step * 1.5f, 0, 1.75f * e, 4500)
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.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width * 2, y_step * 1.5f, 0, 1.75f * e, 4800)
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.ram(xr - m_perimeter_width, xl + m_perimeter_width, y_step * 1.5f, 0, 1.75f * e, 5000);
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break;
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case SCAFF:
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writer.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width, y_step * 2.f, 0, 3, 4000)
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.ram(xr - m_perimeter_width, xl + m_perimeter_width, y_step * 3.f, 0, 4, 4600)
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.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width * 2, y_step * 3.f, 0, 4.5, 5200);
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writer.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width, y_step * 2.f, 0, 1.75f * e, 4000)
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.ram(xr - m_perimeter_width, xl + m_perimeter_width, y_step * 3.f, 0, 2.34f * e, 4600)
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.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width * 2, y_step * 3.f, 0, 2.63f * e, 5200);
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break;
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default:
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writer.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width, y_step * 0.2f, 0, 1.6f * e, 4000)
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// PLA, PLA/PHA and others
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// Used for the Verbatim BVOH, PET, NGEN, co-polyesters
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writer.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width, y_step * 0.2f, 0, 1.60f * e, 4000)
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.ram(xr - m_perimeter_width, xl + m_perimeter_width, y_step * 1.2f, e0, 1.65f * e, 4600)
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.ram(xl + m_perimeter_width * 2, xr - m_perimeter_width * 2, y_step * 1.2f, e0, 1.74f * e, 5200);
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}
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@ -624,12 +729,6 @@ void WipeTowerPrusaMM::toolchange_Unload(
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.suppress_preview();
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switch (current_material)
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{
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case ABS:
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writer.cool(xl, xr, 3, -5, 1600)
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.cool(xl, xr, 5, -5, 2000)
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.cool(xl, xr, 5, -5, 2400)
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.cool(xl, xr, 5, -3, 2400);
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break;
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case PVA:
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writer.cool(xl, xr, 3, -5, 1600)
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.cool(xl, xr, 5, -5, 2000)
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@ -659,8 +758,8 @@ void WipeTowerPrusaMM::toolchange_Unload(
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// Change the tool, set a speed override for solube and flex materials.
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void WipeTowerPrusaMM::toolchange_Change(
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PrusaMultiMaterial::Writer &writer,
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const int new_tool,
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material_type new_material)
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const unsigned int new_tool,
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material_type new_material)
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{
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// Speed override for the material. Go slow for flex and soluble materials.
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int speed_override;
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@ -687,8 +786,11 @@ void WipeTowerPrusaMM::toolchange_Load(
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// Load the filament while moving left / right,
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// so the excess material will not create a blob at a single position.
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.suppress_preview()
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// Accelerate the filament loading
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.load_move_x(xr, 20, 1400)
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// Fast loading phase
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.load_move_x(xl, 40, 3000)
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// Slowing down
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.load_move_x(xr, 20, 1600)
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.load_move_x(xl, 10, 1000)
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.resume_preview();
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