New parameter "single_extruder_multi_material_priming" to be able

to suppress the MM priming towers.
The PrusaResearch.ini was modified for the MMU2 printers to
correctly prime the initial extruder when
single_extruder_multi_material_priming is disabled.
This commit is contained in:
bubnikv 2018-07-27 22:19:46 +02:00
parent 78a8acfcf1
commit db8ba5fb76
7 changed files with 51 additions and 38 deletions

View file

@ -608,15 +608,18 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
if ((initial_extruder_id = tool_ordering.first_extruder()) != (unsigned int)-1)
break;
}
}
else {
} else {
// Find tool ordering for all the objects at once, and the initial extruder ID.
// If the tool ordering has been pre-calculated by Print class for wipe tower already, reuse it.
tool_ordering = print.m_tool_ordering.empty() ?
ToolOrdering(print, initial_extruder_id) :
print.m_tool_ordering;
initial_extruder_id = tool_ordering.first_extruder();
has_wipe_tower = print.has_wipe_tower() && tool_ordering.has_wipe_tower();
initial_extruder_id = (has_wipe_tower && ! print.config.single_extruder_multi_material_priming) ?
// The priming towers will be skipped.
tool_ordering.all_extruders().back() :
// Don't skip the priming towers.
tool_ordering.first_extruder();
}
if (initial_extruder_id == (unsigned int)-1) {
// Nothing to print!
@ -644,6 +647,7 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
m_placeholder_parser.set("current_object_idx", 0);
// For the start / end G-code to do the priming and final filament pull in case there is no wipe tower provided.
m_placeholder_parser.set("has_wipe_tower", has_wipe_tower);
m_placeholder_parser.set("has_single_extruder_multi_material_priming", has_wipe_tower && print.config.single_extruder_multi_material_priming);
std::string start_gcode = this->placeholder_parser_process("start_gcode", print.config.start_gcode.value, initial_extruder_id);
// Set bed temperature if the start G-code does not contain any bed temp control G-codes.
@ -724,8 +728,11 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
}
}
// Set initial extruder only after custom start G-code.
_write(file, this->set_extruder(initial_extruder_id));
if (! (has_wipe_tower && print.config.single_extruder_multi_material_priming)) {
// Set initial extruder only after custom start G-code.
// Ugly hack: Do not set the initial extruder if the extruder is primed using the MMU priming towers at the edge of the print bed.
_write(file, this->set_extruder(initial_extruder_id));
}
// Do all objects for each layer.
if (print.config.complete_objects.value) {
@ -803,27 +810,29 @@ void GCode::_do_export(Print &print, FILE *file, GCodePreviewData *preview_data)
if (has_wipe_tower && ! layers_to_print.empty()) {
m_wipe_tower.reset(new WipeTowerIntegration(print.config, *print.m_wipe_tower_priming.get(), print.m_wipe_tower_tool_changes, *print.m_wipe_tower_final_purge.get()));
_write(file, m_writer.travel_to_z(first_layer_height + m_config.z_offset.value, "Move to the first layer height"));
_write(file, m_wipe_tower->prime(*this));
// Verify, whether the print overaps the priming extrusions.
BoundingBoxf bbox_print(get_print_extrusions_extents(print));
coordf_t twolayers_printz = ((layers_to_print.size() == 1) ? layers_to_print.front() : layers_to_print[1]).first + EPSILON;
for (const PrintObject *print_object : printable_objects)
bbox_print.merge(get_print_object_extrusions_extents(*print_object, twolayers_printz));
bbox_print.merge(get_wipe_tower_extrusions_extents(print, twolayers_printz));
BoundingBoxf bbox_prime(get_wipe_tower_priming_extrusions_extents(print));
bbox_prime.offset(0.5f);
// Beep for 500ms, tone 800Hz. Yet better, play some Morse.
_write(file, this->retract());
_write(file, "M300 S800 P500\n");
if (bbox_prime.overlap(bbox_print)) {
// Wait for the user to remove the priming extrusions, otherwise they would
// get covered by the print.
_write(file, "M1 Remove priming towers and click button.\n");
}
else {
// Just wait for a bit to let the user check, that the priming succeeded.
//TODO Add a message explaining what the printer is waiting for. This needs a firmware fix.
_write(file, "M1 S10\n");
if (print.config.single_extruder_multi_material_priming) {
_write(file, m_wipe_tower->prime(*this));
// Verify, whether the print overaps the priming extrusions.
BoundingBoxf bbox_print(get_print_extrusions_extents(print));
coordf_t twolayers_printz = ((layers_to_print.size() == 1) ? layers_to_print.front() : layers_to_print[1]).first + EPSILON;
for (const PrintObject *print_object : printable_objects)
bbox_print.merge(get_print_object_extrusions_extents(*print_object, twolayers_printz));
bbox_print.merge(get_wipe_tower_extrusions_extents(print, twolayers_printz));
BoundingBoxf bbox_prime(get_wipe_tower_priming_extrusions_extents(print));
bbox_prime.offset(0.5f);
// Beep for 500ms, tone 800Hz. Yet better, play some Morse.
_write(file, this->retract());
_write(file, "M300 S800 P500\n");
if (bbox_prime.overlap(bbox_print)) {
// Wait for the user to remove the priming extrusions, otherwise they would
// get covered by the print.
_write(file, "M1 Remove priming towers and click button.\n");
}
else {
// Just wait for a bit to let the user check, that the priming succeeded.
//TODO Add a message explaining what the printer is waiting for. This needs a firmware fix.
_write(file, "M1 S10\n");
}
}
}
// Extrude the layers.

View file

@ -155,6 +155,7 @@ bool Print::invalidate_state_by_config_options(const std::vector<t_config_option
"retract_restart_extra",
"retract_restart_extra_toolchange",
"retract_speed",
"single_extruder_multi_material_priming",
"slowdown_below_layer_time",
"standby_temperature_delta",
"start_gcode",
@ -1183,10 +1184,6 @@ void Print::_make_wipe_tower()
wipe_tower.tool_change((unsigned int)-1, false));
}
std::string Print::output_filename()
{
this->placeholder_parser.update_timestamp();
@ -1225,7 +1222,6 @@ void Print::set_status(int percent, const std::string &message)
printf("Print::status %d => %s\n", percent, message.c_str());
}
// Returns extruder this eec should be printed with, according to PrintRegion config
int Print::get_extruder(const ExtrusionEntityCollection& fill, const PrintRegion &region)
{
@ -1233,5 +1229,4 @@ int Print::get_extruder(const ExtrusionEntityCollection& fill, const PrintRegion
std::max<int>(region.config.perimeter_extruder.value - 1, 0);
}
}

View file

@ -1623,6 +1623,12 @@ PrintConfigDef::PrintConfigDef()
def->cli = "single-extruder-multi-material!";
def->default_value = new ConfigOptionBool(false);
def = this->add("single_extruder_multi_material_priming", coBool);
def->label = L("Prime all printing extruders");
def->tooltip = L("If enabled, all printing extruders will be primed at the front edge of the print bed at the start of the print.");
def->cli = "single-extruder-multi-material-priming!";
def->default_value = new ConfigOptionBool(true);
def = this->add("support_material", coBool);
def->label = L("Generate support material");
def->category = L("Support material");

View file

@ -553,6 +553,7 @@ public:
ConfigOptionString start_gcode;
ConfigOptionStrings start_filament_gcode;
ConfigOptionBool single_extruder_multi_material;
ConfigOptionBool single_extruder_multi_material_priming;
ConfigOptionString toolchange_gcode;
ConfigOptionFloat travel_speed;
ConfigOptionBool use_firmware_retraction;
@ -612,6 +613,7 @@ protected:
OPT_PTR(retract_restart_extra_toolchange);
OPT_PTR(retract_speed);
OPT_PTR(single_extruder_multi_material);
OPT_PTR(single_extruder_multi_material_priming);
OPT_PTR(start_gcode);
OPT_PTR(start_filament_gcode);
OPT_PTR(toolchange_gcode);

View file

@ -303,8 +303,8 @@ const std::vector<std::string>& Preset::print_options()
"perimeter_extrusion_width", "external_perimeter_extrusion_width", "infill_extrusion_width", "solid_infill_extrusion_width",
"top_infill_extrusion_width", "support_material_extrusion_width", "infill_overlap", "bridge_flow_ratio", "clip_multipart_objects",
"elefant_foot_compensation", "xy_size_compensation", "threads", "resolution", "wipe_tower", "wipe_tower_x", "wipe_tower_y",
"wipe_tower_width", "wipe_tower_rotation_angle", "wipe_tower_bridging", "compatible_printers",
"compatible_printers_condition","inherits"
"wipe_tower_width", "wipe_tower_rotation_angle", "wipe_tower_bridging", "single_extruder_multi_material_priming",
"compatible_printers", "compatible_printers_condition","inherits"
};
return s_opts;
}

View file

@ -919,6 +919,7 @@ void TabPrint::build()
optgroup->append_single_option_line("wipe_tower_width");
optgroup->append_single_option_line("wipe_tower_rotation_angle");
optgroup->append_single_option_line("wipe_tower_bridging");
optgroup->append_single_option_line("single_extruder_multi_material_priming");
optgroup = page->new_optgroup(_(L("Advanced")));
optgroup->append_single_option_line("interface_shells");