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Fix prime tower and by-object brim with mixed filaments

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This commit is contained in:
SoftFever
2026-08-22 12:55:14 +08:00
parent 3c37bf9ca4
commit 9d733e50f9
2 changed files with 29 additions and 6 deletions
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24
src/libslic3r/Print.cpp
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@@ -2585,6 +2585,9 @@ void Print::process(long long *time_cost_with_cache, bool use_cache)
std::vector<const PrintInstance*>::const_iterator print_object_instance_sequential_active;
std::vector<std::pair<coordf_t, std::vector<GCode::LayerToPrint>>> layers_to_print = GCode::collect_layers_to_print(*this);
std::vector<unsigned int> printExtruders;
// Per-object first-layer mixed-slot resolutions for the by-object remap below
// (BBS reads them from m_sequential_print_data->object_tool_ordering_map).
std::map<ObjectID, std::map<unsigned int, unsigned int>> seq_mixed_resolution;
// Cleared on every process so a print-sequence or selector-mode change can never leave
// stale object pointers behind; repopulated below only by the sequential selector path.
m_sequential_dynamic_orderings.clear();
@@ -2687,6 +2690,8 @@ void Print::process(long long *time_cost_with_cache, bool use_cache)
} else {
tool_ordering = ToolOrdering(*print_object, initial_extruder_id);
tool_ordering.sort_and_build_data(*print_object, initial_extruder_id);
if (!tool_ordering.layer_tools().empty())
seq_mixed_resolution[print_object->id()] = tool_ordering.layer_tools().front().mixed_filament_resolution;
}
if ((initial_extruder_id = tool_ordering.first_extruder()) != static_cast<unsigned int>(-1)) {
append(printExtruders, tool_ordering.tools_for_layer(layers_to_print.front().first).extruders);
@@ -2722,14 +2727,23 @@ void Print::process(long long *time_cost_with_cache, bool use_cache)
// Resolve mixed filament virtual slots to physical components so brim
// extruder matching works correctly (mixed slot IDs are not present
// in printExtruders after ToolOrdering::resolve_mixed_filaments).
if (m_config.print_sequence != PrintSequence::ByObject && !tool_ordering.layer_tools().empty()) {
const LayerTools &first_lt = tool_ordering.layer_tools().front();
{
const LayerTools *first_lt = nullptr;
if (m_config.print_sequence != PrintSequence::ByObject && !tool_ordering.layer_tools().empty())
first_lt = &tool_ordering.layer_tools().front();
for (auto &[obj_id, ext_1based] : objectExtruderMap) {
if (ext_1based == 0)
continue;
auto it = first_lt.mixed_filament_resolution.find(ext_1based - 1);
if (it != first_lt.mixed_filament_resolution.end())
ext_1based = it->second + 1;
const std::map<unsigned int, unsigned int> *resolution = nullptr;
if (first_lt)
resolution = &first_lt->mixed_filament_resolution;
else if (auto obj_it = seq_mixed_resolution.find(obj_id); obj_it != seq_mixed_resolution.end())
resolution = &obj_it->second;
if (resolution) {
auto it = resolution->find(ext_1based - 1);
if (it != resolution->end())
ext_1based = it->second + 1;
}
}
}
std::vector<std::pair<ObjectID, unsigned int>> objPrintVec;

11
src/libslic3r/PrintConfig.cpp
View File

@@ -2,6 +2,7 @@
#include "PrintConfigConstants.hpp"
#include "ClipperUtils.hpp"
#include "Config.hpp"
#include "FilamentMixer.hpp"
#include "MaterialType.hpp"
#include "I18N.hpp"
#include "format.hpp"
@@ -9669,7 +9670,15 @@ t_config_option_keys DynamicPrintConfig::normalize_fdm_2(int num_objects, int us
ConfigOptionBool *enable_wrapping_opt = this->option<ConfigOptionBool>("enable_wrapping_detection");
bool enable_wrapping = enable_wrapping_opt != nullptr && enable_wrapping_opt->value;
if (!is_smooth_timelapse && !enable_wrapping && (used_filaments == 1 || (ps_opt->value == PrintSequence::ByObject && num_objects > 1))) {
bool has_mixed_filament = false;
{
auto *mixed_opt = this->option<ConfigOptionBools>("filament_is_mixed");
if (mixed_opt)
has_mixed_filament = has_any_mixed_filament(mixed_opt->values);
}
if (!is_smooth_timelapse && !enable_wrapping
&& ( (used_filaments == 1 && !has_mixed_filament)
|| (ps_opt->value == PrintSequence::ByObject && num_objects > 1))) {
if (ept_opt->value) {
ept_opt->value = false;
changed_keys.push_back("enable_prime_tower");