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ENH: generate placeholder of first non-support filament

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This placeholder will be used by start gcode
to avoid calibrate support filament which is
the first filament.

Signed-off-by: salt.wei <salt.wei@bambulab.com>
Change-Id: I7c8d206346bf3d3a5325c06abb24c58834f7f505
This commit is contained in:
salt.wei 2023-02-15 16:09:36 +08:00 • committed by Lane.Wei
parent 945d43c8b8
commit 10432abf27
1 changed files with 61 additions and 4 deletions
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65
src/libslic3r/GCode.cpp
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@ -1538,6 +1538,8 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
// For a print by objects, find the 1st printing object.
ToolOrdering tool_ordering;
unsigned int initial_extruder_id = (unsigned int)-1;
//BBS: first non-support filament extruder
unsigned int initial_non_support_extruder_id;
unsigned int final_extruder_id = (unsigned int)-1;
bool has_wipe_tower = false;
std::vector<const PrintInstance*> print_object_instances_ordering;
@ -1550,9 +1552,34 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
print_object_instance_sequential_active = print_object_instances_ordering.begin();
for (; print_object_instance_sequential_active != print_object_instances_ordering.end(); ++ print_object_instance_sequential_active) {
tool_ordering = ToolOrdering(*(*print_object_instance_sequential_active)->print_object, initial_extruder_id);
if ((initial_extruder_id = tool_ordering.first_extruder()) != static_cast<unsigned int>(-1))
if ((initial_extruder_id = tool_ordering.first_extruder()) != static_cast<unsigned int>(-1)) {
//BBS: try to find the non-support filament extruder if is multi color and initial_extruder is support filament
initial_non_support_extruder_id = initial_extruder_id;
if (tool_ordering.all_extruders().size() > 1 && print.config().filament_is_support.get_at(initial_extruder_id)) {
bool has_non_support_filament = false;
for (unsigned int extruder : tool_ordering.all_extruders()) {
if (!print.config().filament_is_support.get_at(extruder)) {
has_non_support_filament = true;
break;
}
}
//BBS: find the non-support filament extruder of object
if (has_non_support_filament)
for (LayerTools layer_tools : tool_ordering.layer_tools()) {
if (!layer_tools.has_object)
continue;
for (unsigned int extruder : layer_tools.extruders) {
if (print.config().filament_is_support.get_at(extruder))
continue;
initial_non_support_extruder_id = extruder;
break;
}
}
}
break;
}
}
if (initial_extruder_id == static_cast<unsigned int>(-1))
// No object to print was found, cancel the G-code export.
throw Slic3r::SlicingError(_(L("No object can be printed. Maybe too small")));
@ -1580,6 +1607,32 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
#else
initial_extruder_id = tool_ordering.first_extruder();
#endif
//BBS: try to find the non-support filament extruder if is multi color and initial_extruder is support filament
if (initial_extruder_id != static_cast<unsigned int>(-1)) {
initial_non_support_extruder_id = initial_extruder_id;
if (tool_ordering.all_extruders().size() > 1 && print.config().filament_is_support.get_at(initial_extruder_id)) {
bool has_non_support_filament = false;
for (unsigned int extruder : tool_ordering.all_extruders()) {
if (!print.config().filament_is_support.get_at(extruder)) {
has_non_support_filament = true;
break;
}
}
//BBS: find the non-support filament extruder of object
if (has_non_support_filament)
for (LayerTools layer_tools : tool_ordering.layer_tools()) {
if (!layer_tools.has_object)
continue;
for (unsigned int extruder : layer_tools.extruders) {
if (print.config().filament_is_support.get_at(extruder))
continue;
initial_non_support_extruder_id = extruder;
break;
}
}
}
}
// In non-sequential print, the printing extruders may have been modified by the extruder switches stored in Model::custom_gcode_per_print_z.
// Therefore initialize the printing extruders from there.
this->set_extruders(tool_ordering.all_extruders());
@ -1589,6 +1642,7 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
if (initial_extruder_id == (unsigned int)-1) {
// Nothing to print!
initial_extruder_id = 0;
initial_non_support_extruder_id = 0;
final_extruder_id = 0;
} else {
final_extruder_id = tool_ordering.last_extruder();
@ -1612,6 +1666,9 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
// Let the start-up script prime the 1st printing tool.
m_placeholder_parser.set("initial_tool", initial_extruder_id);
m_placeholder_parser.set("initial_extruder", initial_extruder_id);
//BBS
m_placeholder_parser.set("initial_no_support_tool", initial_non_support_extruder_id);
m_placeholder_parser.set("initial_no_support_extruder", initial_non_support_extruder_id);
m_placeholder_parser.set("current_extruder", initial_extruder_id);
//Set variable for total layer count so it can be used in custom gcode.
m_placeholder_parser.set("total_layer_count", m_layer_count);
@ -1659,13 +1716,13 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
//BBS: calculate the volumetric speed of outer wall. Ignore pre-object setting and multi-filament, and just use the default setting
{
float filament_max_volumetric_speed = m_config.option<ConfigOptionFloats>("filament_max_volumetric_speed")->get_at(initial_extruder_id);
float filament_max_volumetric_speed = m_config.option<ConfigOptionFloats>("filament_max_volumetric_speed")->get_at(initial_non_support_extruder_id);
float outer_wall_line_width = print.default_region_config().outer_wall_line_width.value;
if (outer_wall_line_width == 0.0) {
float default_line_width = print.default_object_config().line_width.value;
outer_wall_line_width = default_line_width == 0.0 ? m_config.nozzle_diameter.get_at(initial_extruder_id) : default_line_width;
outer_wall_line_width = default_line_width == 0.0 ? m_config.nozzle_diameter.get_at(initial_non_support_extruder_id) : default_line_width;
}
Flow outer_wall_flow = Flow(outer_wall_line_width, m_config.layer_height, m_config.nozzle_diameter.get_at(initial_extruder_id));
Flow outer_wall_flow = Flow(outer_wall_line_width, m_config.layer_height, m_config.nozzle_diameter.get_at(initial_non_support_extruder_id));
float outer_wall_speed = print.default_region_config().outer_wall_speed.value;
float outer_wall_volumetric_speed = outer_wall_speed * outer_wall_flow.mm3_per_mm();
if (outer_wall_volumetric_speed > filament_max_volumetric_speed)