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FIX: supports use filaments that aren't designated for this layer

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jira: STUDIO-13216
Change-Id: I17272f45475eb281dfb0aa731b55363e0dde7427
(cherry picked from commit 209878dbc9d257675c8c638d141cebfc9858ed71)
This commit is contained in:
jiaxi.chen
2025-07-07 09:54:05 +08:00
committed by Noisyfox
parent 8ee131ad0f
commit 9982eaa036
1 changed files with 49 additions and 51 deletions
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100
src/libslic3r/GCode/ToolOrdering.cpp
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@@ -618,57 +618,6 @@ void ToolOrdering::initialize_layers(std::vector<coordf_t> &zs)
// Collect extruders reuqired to print layers.
void ToolOrdering::collect_extruders(const PrintObject &object, const std::vector<std::pair<double, unsigned int>> &per_layer_extruder_switches)
{
// Collect the support extruders.
for (auto support_layer : object.support_layers()) {
LayerTools &layer_tools = this->tools_for_layer(support_layer->print_z);
ExtrusionRole role = support_layer->support_fills.role();
bool has_support = false;
bool has_interface = false;
for (const ExtrusionEntity *ee : support_layer->support_fills.entities) {
ExtrusionRole er = ee->role();
if (er == erSupportMaterial || er == erSupportTransition) has_support = true;
if (er == erSupportMaterialInterface) has_interface = true;
if (has_support && has_interface) break;
}
unsigned int extruder_support = object.config().support_filament.value;
unsigned int extruder_interface = object.config().support_interface_filament.value;
if (has_support) {
if (extruder_support > 0 || !has_interface)
layer_tools.extruders.push_back(extruder_support);
else {
auto all_extruders = object.print()->extruders();
auto get_next_extruder = [&](int current_extruder, const std::vector<unsigned int> &extruders) {
std::vector<float> flush_matrix(
cast<float>(get_flush_volumes_matrix(object.print()->config().flush_volumes_matrix.values, 0, object.print()->config().nozzle_diameter.values.size())));
const unsigned int number_of_extruders = (unsigned int) (sqrt(flush_matrix.size()) + EPSILON);
// Extract purging volumes for each extruder pair:
std::vector<std::vector<float>> wipe_volumes;
for (unsigned int i = 0; i < number_of_extruders; ++i)
wipe_volumes.push_back(std::vector<float>(flush_matrix.begin() + i * number_of_extruders, flush_matrix.begin() + (i + 1) * number_of_extruders));
unsigned int next_extruder = current_extruder;
current_extruder = std::max(current_extruder, 0);
float min_flush = std::numeric_limits<float>::max();
for (auto extruder_id : extruders) {
if (object.print()->config().filament_soluble.get_at(extruder_id) || extruder_id == current_extruder) continue;
if (wipe_volumes[current_extruder][extruder_id] < min_flush) {
next_extruder = extruder_id;
min_flush = wipe_volumes[current_extruder][extruder_id];
}
}
return next_extruder;
};
bool interface_not_for_body = object.config().support_interface_not_for_body && extruder_interface != 0;
layer_tools.extruders.push_back(get_next_extruder(interface_not_for_body ? extruder_interface - 1 : -1, all_extruders) + 1);
}
}
if (has_interface)
layer_tools.extruders.push_back(extruder_interface);
if (has_support || has_interface) {
layer_tools.has_support = true;
layer_tools.wiping_extrusions().is_support_overriddable_and_mark(role, object);
}
}
// Extruder overrides are ordered by print_z.
std::vector<std::pair<double, unsigned int>>::const_iterator it_per_layer_extruder_override;
it_per_layer_extruder_override = per_layer_extruder_switches.begin();
@@ -750,6 +699,55 @@ void ToolOrdering::collect_extruders(const PrintObject &object, const std::vecto
sort_remove_duplicates(firstLayerExtruders);
const_cast<PrintObject&>(object).object_first_layer_wall_extruders = firstLayerExtruders;
// Collect the support extruders.
for (auto support_layer : object.support_layers()) {
LayerTools &layer_tools = this->tools_for_layer(support_layer->print_z);
ExtrusionRole role = support_layer->support_fills.role();
bool has_support = false;
bool has_interface = false;
for (const ExtrusionEntity *ee : support_layer->support_fills.entities) {
ExtrusionRole er = ee->role();
if (er == erSupportMaterial || er == erSupportTransition) has_support = true;
if (er == erSupportMaterialInterface) has_interface = true;
if (has_support && has_interface) break;
}
unsigned int extruder_support = object.config().support_filament.value;
unsigned int extruder_interface = object.config().support_interface_filament.value;
if (has_support) {
if (extruder_support > 0 || !has_interface || extruder_interface == 0 || layer_tools.has_object)
layer_tools.extruders.push_back(extruder_support);
else {
auto all_extruders = object.print()->extruders();
auto get_next_extruder = [&](int current_extruder, const std::vector<unsigned int> &extruders) {
std::vector<float> flush_matrix(
cast<float>(get_flush_volumes_matrix(object.print()->config().flush_volumes_matrix.values, 0, object.print()->config().nozzle_diameter.values.size())));
const unsigned int number_of_extruders = (unsigned int) (sqrt(flush_matrix.size()) + EPSILON);
// Extract purging volumes for each extruder pair:
std::vector<std::vector<float>> wipe_volumes;
for (unsigned int i = 0; i < number_of_extruders; ++i)
wipe_volumes.push_back(std::vector<float>(flush_matrix.begin() + i * number_of_extruders, flush_matrix.begin() + (i + 1) * number_of_extruders));
int next_extruder = current_extruder;
float min_flush = std::numeric_limits<float>::max();
for (auto extruder_id : extruders) {
if (object.print()->config().filament_soluble.get_at(extruder_id) || extruder_id == current_extruder) continue;
if (wipe_volumes[extruder_interface - 1][extruder_id] < min_flush) {
next_extruder = extruder_id;
min_flush = wipe_volumes[extruder_interface - 1][extruder_id];
}
}
return next_extruder;
};
bool interface_not_for_body = object.config().support_interface_not_for_body;
layer_tools.extruders.push_back(get_next_extruder(interface_not_for_body ? extruder_interface - 1 : -1, all_extruders) + 1);
}
}
if (has_interface) layer_tools.extruders.push_back(extruder_interface);
if (has_support || has_interface) {
layer_tools.has_support = true;
layer_tools.wiping_extrusions().is_support_overriddable_and_mark(role, object);
}
}
for (auto& layer : m_layer_tools) {
// Sort and remove duplicates
sort_remove_duplicates(layer.extruders);