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Merge branch 'master' of https://github.com/prusa3d/Slic3r into objects_centering

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This commit is contained in:
Enrico Turri 2019-01-21 11:21:21 +01:00
commit 4577a49d5a
18 changed files with 456 additions and 595 deletions
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5
src/libslic3r/Format/3mf.cpp
View file

@ -582,10 +582,7 @@ namespace Slic3r {
IdToLayerHeightsProfileMap::iterator obj_layer_heights_profile = m_layer_heights_profiles.find(object.first);
if (obj_layer_heights_profile != m_layer_heights_profiles.end())
{
object.second->layer_height_profile = obj_layer_heights_profile->second;
object.second->layer_height_profile_valid = true;
}
IdToSlaSupportPointsMap::iterator obj_sla_support_points = m_sla_support_points.find(object.first);
if (obj_sla_support_points != m_sla_support_points.end() && !obj_sla_support_points->second.empty())
@ -1931,7 +1928,7 @@ namespace Slic3r {
for (const ModelObject* object : model.objects)
{
++count;
std::vector<double> layer_height_profile = object->layer_height_profile_valid ? object->layer_height_profile : std::vector<double>();
const std::vector<double> &layer_height_profile = object->layer_height_profile;
if ((layer_height_profile.size() >= 4) && ((layer_height_profile.size() % 2) == 0))
{
sprintf(buffer, "object_id=%d|", count);

3
src/libslic3r/Format/AMF.cpp
View file

@ -578,7 +578,6 @@ void AMFParserContext::endElement(const char * /* name */)
break;
p = end + 1;
}
m_object->layer_height_profile_valid = true;
}
else if (m_path.size() == 3 && m_path[1] == NODE_TYPE_OBJECT && m_object && strcmp(opt_key, "sla_support_points") == 0) {
// Parse object's layer height profile, a semicolon separated list of floats.
@ -893,7 +892,7 @@ bool store_amf(const char *path, Model *model, const DynamicPrintConfig *config)
stream << " <metadata type=\"slic3r." << key << "\">" << object->config.serialize(key) << "</metadata>\n";
if (!object->name.empty())
stream << " <metadata type=\"name\">" << xml_escape(object->name) << "</metadata>\n";
std::vector<double> layer_height_profile = object->layer_height_profile_valid ? object->layer_height_profile : std::vector<double>();
const std::vector<double> &layer_height_profile = object->layer_height_profile;
if (layer_height_profile.size() >= 4 && (layer_height_profile.size() % 2) == 0) {
// Store the layer height profile as a single semicolon separated list.
stream << " <metadata type=\"slic3r.layer_height_profile\">";

2
src/libslic3r/Model.cpp
View file

@ -570,7 +570,6 @@ ModelObject& ModelObject::assign_copy(const ModelObject &rhs)
this->sla_support_points = rhs.sla_support_points;
this->layer_height_ranges = rhs.layer_height_ranges;
this->layer_height_profile = rhs.layer_height_profile;
this->layer_height_profile_valid = rhs.layer_height_profile_valid;
this->origin_translation = rhs.origin_translation;
m_bounding_box = rhs.m_bounding_box;
m_bounding_box_valid = rhs.m_bounding_box_valid;
@ -602,7 +601,6 @@ ModelObject& ModelObject::assign_copy(ModelObject &&rhs)
this->sla_support_points = std::move(rhs.sla_support_points);
this->layer_height_ranges = std::move(rhs.layer_height_ranges);
this->layer_height_profile = std::move(rhs.layer_height_profile);
this->layer_height_profile_valid = std::move(rhs.layer_height_profile_valid);
this->origin_translation = std::move(rhs.origin_translation);
m_bounding_box = std::move(rhs.m_bounding_box);
m_bounding_box_valid = std::move(rhs.m_bounding_box_valid);

8
src/libslic3r/Model.hpp
View file

@ -170,12 +170,8 @@ public:
// Variation of a layer thickness for spans of Z coordinates.
t_layer_height_ranges layer_height_ranges;
// Profile of increasing z to a layer height, to be linearly interpolated when calculating the layers.
// The pairs of <z, layer_height> are packed into a 1D array to simplify handling by the Perl XS.
// The pairs of <z, layer_height> are packed into a 1D array.
std::vector<coordf_t> layer_height_profile;
// layer_height_profile is initialized when the layer editing mode is entered.
// Only if the user really modified the layer height, layer_height_profile_valid is set
// and used subsequently by the PrintObject.
bool layer_height_profile_valid;
// This vector holds position of selected support points for SLA. The data are
// saved in mesh coordinates to allow using them for several instances.
@ -267,7 +263,7 @@ protected:
void set_model(Model *model) { m_model = model; }
private:
ModelObject(Model *model) : layer_height_profile_valid(false), m_model(model), origin_translation(Vec3d::Zero()), m_bounding_box_valid(false) {}
ModelObject(Model *model) : m_model(model), origin_translation(Vec3d::Zero()), m_bounding_box_valid(false) {}
~ModelObject();
/* To be able to return an object from own copy / clone methods. Hopefully the compiler will do the "Copy elision" */

84
src/libslic3r/ModelArrange.cpp
View file

@ -15,6 +15,7 @@ namespace arr {
using namespace libnest2d;
// Only for debugging. Prints the model object vertices on stdout.
std::string toString(const Model& model, bool holes = true) {
std::stringstream ss;
@ -78,6 +79,7 @@ std::string toString(const Model& model, bool holes = true) {
return ss.str();
}
// Debugging: Save model to svg file.
void toSVG(SVG& svg, const Model& model) {
for(auto objptr : model.objects) {
if(!objptr) continue;
@ -121,6 +123,10 @@ Box boundingBox(const Box& pilebb, const Box& ibb ) {
return Box(minc, maxc);
}
// This is "the" object function which is evaluated many times for each vertex
// (decimated with the accuracy parameter) of each object. Therefore it is
// upmost crucial for this function to be as efficient as it possibly can be but
// at the same time, it has to provide reasonable results.
std::tuple<double /*score*/, Box /*farthest point from bin center*/>
objfunc(const PointImpl& bincenter,
const shapelike::Shapes<PolygonImpl>& merged_pile,
@ -253,6 +259,8 @@ objfunc(const PointImpl& bincenter,
return std::make_tuple(score, fullbb);
}
// Fill in the placer algorithm configuration with values carefully chosen for
// Slic3r.
template<class PConf>
void fillConfig(PConf& pcfg) {
@ -274,13 +282,19 @@ void fillConfig(PConf& pcfg) {
pcfg.parallel = true;
}
// Type trait for an arranger class for different bin types (box, circle,
// polygon, etc...)
template<class TBin>
class AutoArranger {};
// A class encapsulating the libnest2d Nester class and extending it with other
// management and spatial index structures for acceleration.
template<class TBin>
class _ArrBase {
protected:
// Useful type shortcuts...
using Placer = TPacker<TBin>;
using Selector = FirstFitSelection;
using Packer = Nester<Placer, Selector>;
@ -289,15 +303,15 @@ protected:
using Pile = sl::Shapes<PolygonImpl>;
Packer m_pck;
PConfig m_pconf; // Placement configuration
PConfig m_pconf; // Placement configuration
double m_bin_area;
SpatIndex m_rtree;
SpatIndex m_smallsrtree;
double m_norm;
Pile m_merged_pile;
Box m_pilebb;
ItemGroup m_remaining;
ItemGroup m_items;
SpatIndex m_rtree; // spatial index for the normal (bigger) objects
SpatIndex m_smallsrtree; // spatial index for only the smaller items
double m_norm; // A coefficient to scale distances
Pile m_merged_pile; // The already merged pile (vector of items)
Box m_pilebb; // The bounding box of the merged pile.
ItemGroup m_remaining; // Remaining items (m_items at the beginning)
ItemGroup m_items; // The items to be packed
public:
_ArrBase(const TBin& bin, Distance dist,
@ -308,6 +322,8 @@ public:
{
fillConfig(m_pconf);
// Set up a callback that is called just before arranging starts
// This functionality is provided by the Nester class (m_pack).
m_pconf.before_packing =
[this](const Pile& merged_pile, // merged pile
const ItemGroup& items, // packed items
@ -344,8 +360,8 @@ public:
}
};
template<>
class AutoArranger<Box>: public _ArrBase<Box> {
// Arranger specialization for a Box shaped bin.
template<> class AutoArranger<Box>: public _ArrBase<Box> {
public:
AutoArranger(const Box& bin, Distance dist,
@ -354,6 +370,9 @@ public:
_ArrBase<Box>(bin, dist, progressind, stopcond)
{
// Here we set up the actual object function that calls the common
// object function for all bin shapes than does an additional inside
// check for the arranged pile.
m_pconf.object_function = [this, bin] (const Item &item) {
auto result = objfunc(bin.center(),
@ -387,8 +406,8 @@ inline lnCircle to_lnCircle(const Circle& circ) {
return lnCircle({circ.center()(0), circ.center()(1)}, circ.radius());
}
template<>
class AutoArranger<lnCircle>: public _ArrBase<lnCircle> {
// Arranger specialization for circle shaped bin.
template<> class AutoArranger<lnCircle>: public _ArrBase<lnCircle> {
public:
AutoArranger(const lnCircle& bin, Distance dist,
@ -396,6 +415,7 @@ public:
std::function<bool(void)> stopcond):
_ArrBase<lnCircle>(bin, dist, progressind, stopcond) {
// As with the box, only the inside check is different.
m_pconf.object_function = [this, &bin] (const Item &item) {
auto result = objfunc(bin.center(),
@ -431,8 +451,9 @@ public:
}
};
template<>
class AutoArranger<PolygonImpl>: public _ArrBase<PolygonImpl> {
// Arranger specialization for a generalized polygon.
// Warning: this is unfinished business. It may or may not work.
template<> class AutoArranger<PolygonImpl>: public _ArrBase<PolygonImpl> {
public:
AutoArranger(const PolygonImpl& bin, Distance dist,
std::function<void(unsigned)> progressind,
@ -461,8 +482,10 @@ public:
}
};
template<> // Specialization with no bin
class AutoArranger<bool>: public _ArrBase<Box> {
// Specialization with no bin. In this case the arranger should just arrange
// all objects into a minimum sized pile but it is not limited by a bin. A
// consequence is that only one pile should be created.
template<> class AutoArranger<bool>: public _ArrBase<Box> {
public:
AutoArranger(Distance dist, std::function<void(unsigned)> progressind,
@ -490,14 +513,15 @@ public:
// A container which stores a pointer to the 3D object and its projected
// 2D shape from top view.
using ShapeData2D =
std::vector<std::pair<Slic3r::ModelInstance*, Item>>;
using ShapeData2D = std::vector<std::pair<Slic3r::ModelInstance*, Item>>;
ShapeData2D projectModelFromTop(const Slic3r::Model &model) {
ShapeData2D ret;
auto s = std::accumulate(model.objects.begin(), model.objects.end(), size_t(0),
[](size_t s, ModelObject* o){
// Count all the items on the bin (all the object's instances)
auto s = std::accumulate(model.objects.begin(), model.objects.end(),
size_t(0), [](size_t s, ModelObject* o)
{
return s + o->instances.size();
});
@ -517,7 +541,8 @@ ShapeData2D projectModelFromTop(const Slic3r::Model &model) {
rmesh.rotate_x(float(finst->get_rotation()(X)));
rmesh.rotate_y(float(finst->get_rotation()(Y)));
// TODO export the exact 2D projection
// TODO export the exact 2D projection. Cannot do it as libnest2d
// does not support concave shapes (yet).
auto p = rmesh.convex_hull();
p.make_clockwise();
@ -549,6 +574,8 @@ ShapeData2D projectModelFromTop(const Slic3r::Model &model) {
return ret;
}
// Apply the calculated translations and rotations (currently disabled) to the
// Model object instances.
void applyResult(
IndexedPackGroup::value_type& group,
Coord batch_offset,
@ -576,6 +603,7 @@ void applyResult(
}
}
// Get the type of bed geometry from a simple vector of points.
BedShapeHint bedShape(const Polyline &bed) {
BedShapeHint ret;
@ -654,11 +682,15 @@ BedShapeHint bedShape(const Polyline &bed) {
return ret;
}
bool arrange(Model &model,
coord_t min_obj_distance,
const Polyline &bed,
BedShapeHint bedhint,
bool first_bin_only,
// The final client function to arrange the Model. A progress indicator and
// a stop predicate can be also be passed to control the process.
bool arrange(Model &model, // The model with the geometries
coord_t min_obj_distance, // Has to be in scaled (clipper) measure
const Polyline &bed, // The bed geometry.
BedShapeHint bedhint, // Hint about the bed geometry type.
bool first_bin_only, // What to do is not all items fit.
// Controlling callbacks.
std::function<void (unsigned)> progressind,
std::function<bool ()> stopcondition)
{

75
src/libslic3r/Print.cpp
View file

@ -287,18 +287,8 @@ std::vector<unsigned int> Print::object_extruders() const
{
std::vector<unsigned int> extruders;
extruders.reserve(m_regions.size() * 3);
for (const PrintRegion *region : m_regions) {
// these checks reflect the same logic used in the GUI for enabling/disabling
// extruder selection fields
if (region->config().perimeters.value > 0 || m_config.brim_width.value > 0)
extruders.emplace_back(region->config().perimeter_extruder - 1);
if (region->config().fill_density.value > 0)
extruders.emplace_back(region->config().infill_extruder - 1);
if (region->config().top_solid_layers.value > 0 || region->config().bottom_solid_layers.value > 0)
extruders.emplace_back(region->config().solid_infill_extruder - 1);
}
for (const PrintRegion *region : m_regions)
region->collect_object_printing_extruders(extruders);
sort_remove_duplicates(extruders);
return extruders;
}
@ -366,37 +356,6 @@ double Print::max_allowed_layer_height() const
return nozzle_diameter_max;
}
static void clamp_exturder_to_default(ConfigOptionInt &opt, size_t num_extruders)
{
if (opt.value > (int)num_extruders)
// assign the default extruder
opt.value = 1;
}
static PrintObjectConfig object_config_from_model(const PrintObjectConfig &default_object_config, const ModelObject &object, size_t num_extruders)
{
PrintObjectConfig config = default_object_config;
normalize_and_apply_config(config, object.config);
// Clamp invalid extruders to the default extruder (with index 1).
clamp_exturder_to_default(config.support_material_extruder, num_extruders);
clamp_exturder_to_default(config.support_material_interface_extruder, num_extruders);
return config;
}
static PrintRegionConfig region_config_from_model_volume(const PrintRegionConfig &default_region_config, const ModelVolume &volume, size_t num_extruders)
{
PrintRegionConfig config = default_region_config;
normalize_and_apply_config(config, volume.get_object()->config);
normalize_and_apply_config(config, volume.config);
if (! volume.material_id().empty())
normalize_and_apply_config(config, volume.material()->config);
// Clamp invalid extruders to the default extruder (with index 1).
clamp_exturder_to_default(config.infill_extruder, num_extruders);
clamp_exturder_to_default(config.perimeter_extruder, num_extruders);
clamp_exturder_to_default(config.solid_infill_extruder, num_extruders);
return config;
}
// Caller is responsible for supplying models whose objects don't collide
// and have explicit instance positions.
void Print::add_model_object(ModelObject* model_object, int idx)
@ -433,7 +392,7 @@ void Print::add_model_object(ModelObject* model_object, int idx)
if (! volume->is_model_part() && ! volume->is_modifier())
continue;
// Get the config applied to this volume.
PrintRegionConfig config = region_config_from_model_volume(m_default_region_config, *volume, 99999);
PrintRegionConfig config = PrintObject::region_config_from_model_volume(m_default_region_config, *volume, 99999);
// Find an existing print region with the same config.
size_t region_id = size_t(-1);
for (size_t i = 0; i < m_regions.size(); ++ i)
@ -514,12 +473,12 @@ bool Print::apply_config(DynamicPrintConfig config)
// If the new config for this volume differs from the other
// volume configs currently associated to this region, it means
// the region subdivision does not make sense anymore.
if (! this_region_config.equals(region_config_from_model_volume(m_default_region_config, volume, 99999))) {
if (! this_region_config.equals(PrintObject::region_config_from_model_volume(m_default_region_config, volume, 99999))) {
rearrange_regions = true;
goto exit_for_rearrange_regions;
}
} else {
this_region_config = region_config_from_model_volume(m_default_region_config, volume, 99999);
this_region_config = PrintObject::region_config_from_model_volume(m_default_region_config, volume, 99999);
this_region_config_set = true;
}
for (const PrintRegionConfig &cfg : other_region_configs) {
@ -563,10 +522,6 @@ exit_for_rearrange_regions:
invalidated = true;
}
// Always make sure that the layer_height_profiles are set, as they should not be modified from the worker threads.
for (PrintObject *object : m_objects)
object->update_layer_height_profile();
return invalidated;
}
@ -888,8 +843,7 @@ Print::ApplyStatus Print::apply(const Model &model, const DynamicPrintConfig &co
if (model_parts_differ || modifiers_differ ||
model_object.origin_translation != model_object_new.origin_translation ||
model_object.layer_height_ranges != model_object_new.layer_height_ranges ||
model_object.layer_height_profile != model_object_new.layer_height_profile ||
model_object.layer_height_profile_valid != model_object_new.layer_height_profile_valid) {
model_object.layer_height_profile != model_object_new.layer_height_profile) {
// The very first step (the slicing step) is invalidated. One may freely remove all associated PrintObjects.
auto range = print_object_status.equal_range(PrintObjectStatus(model_object.id()));
for (auto it = range.first; it != range.second; ++ it) {
@ -915,7 +869,7 @@ Print::ApplyStatus Print::apply(const Model &model, const DynamicPrintConfig &co
if (object_config_changed)
model_object.config = model_object_new.config;
if (! object_diff.empty() || object_config_changed) {
PrintObjectConfig new_config = object_config_from_model(m_default_object_config, model_object, num_extruders);
PrintObjectConfig new_config = PrintObject::object_config_from_model_object(m_default_object_config, model_object, num_extruders);
auto range = print_object_status.equal_range(PrintObjectStatus(model_object.id()));
for (auto it = range.first; it != range.second; ++ it) {
t_config_option_keys diff = it->print_object->config().diff(new_config);
@ -957,7 +911,7 @@ Print::ApplyStatus Print::apply(const Model &model, const DynamicPrintConfig &co
old.emplace_back(&(*it));
}
// Generate a list of trafos and XY offsets for instances of a ModelObject
PrintObjectConfig config = object_config_from_model(m_default_object_config, *model_object, num_extruders);
PrintObjectConfig config = PrintObject::object_config_from_model_object(m_default_object_config, *model_object, num_extruders);
std::vector<PrintInstances> new_print_instances = print_objects_from_model_object(*model_object);
if (old.empty()) {
// Simple case, just generate new instances.
@ -1048,11 +1002,11 @@ Print::ApplyStatus Print::apply(const Model &model, const DynamicPrintConfig &co
// If the new config for this volume differs from the other
// volume configs currently associated to this region, it means
// the region subdivision does not make sense anymore.
if (! this_region_config.equals(region_config_from_model_volume(m_default_region_config, volume, num_extruders)))
if (! this_region_config.equals(PrintObject::region_config_from_model_volume(m_default_region_config, volume, num_extruders)))
// Regions were split. Reset this print_object.
goto print_object_end;
} else {
this_region_config = region_config_from_model_volume(m_default_region_config, volume, num_extruders);
this_region_config = PrintObject::region_config_from_model_volume(m_default_region_config, volume, num_extruders);
for (size_t i = 0; i < region_id; ++i) {
const PrintRegion &region_other = *m_regions[i];
if (region_other.m_refcnt != 0 && region_other.config().equals(this_region_config))
@ -1103,7 +1057,7 @@ Print::ApplyStatus Print::apply(const Model &model, const DynamicPrintConfig &co
int region_id = -1;
if (&print_object == &print_object0) {
// Get the config applied to this volume.
PrintRegionConfig config = region_config_from_model_volume(m_default_region_config, *volume, num_extruders);
PrintRegionConfig config = PrintObject::region_config_from_model_volume(m_default_region_config, *volume, num_extruders);
// Find an existing print region with the same config.
int idx_empty_slot = -1;
for (int i = 0; i < (int)m_regions.size(); ++ i) {
@ -1139,13 +1093,6 @@ Print::ApplyStatus Print::apply(const Model &model, const DynamicPrintConfig &co
}
}
// Always make sure that the layer_height_profiles are set, as they should not be modified from the worker threads.
for (PrintObject *object : m_objects)
if (! object->layer_height_profile_valid)
// No need to call the next line as the step should already be invalidated above.
// update_apply_status(object->invalidate_step(posSlice));
object->update_layer_height_profile();
//FIXME there may be a race condition with the G-code export running at the background thread.
this->update_object_placeholders();

35
src/libslic3r/Print.hpp
View file

@ -45,6 +45,10 @@ public:
// Average diameter of nozzles participating on extruding this region.
coordf_t bridging_height_avg(const PrintConfig &print_config) const;
// Collect extruder indices used to print this region's object.
void collect_object_printing_extruders(std::vector<unsigned int> &object_extruders) const;
static void collect_object_printing_extruders(const PrintConfig &print_config, const PrintRegionConfig &region_config, std::vector<unsigned int> &object_extruders);
// Methods modifying the PrintRegion's state:
public:
Print* print() { return m_print; }
@ -80,14 +84,8 @@ public:
std::vector<std::vector<int>> region_volumes;
// Profile of increasing z to a layer height, to be linearly interpolated when calculating the layers.
// The pairs of <z, layer_height> are packed into a 1D array to simplify handling by the Perl XS.
// layer_height_profile must not be set by the background thread.
// The pairs of <z, layer_height> are packed into a 1D array.
std::vector<coordf_t> layer_height_profile;
// There is a layer_height_profile at both PrintObject and ModelObject. The layer_height_profile at the ModelObject
// is used for interactive editing and for loading / storing into a project file (AMF file as of today).
// This flag indicates that the layer_height_profile at the UI has been updated, therefore the backend needs to get it.
// This flag is necessary as we cannot safely clear the layer_height_profile if the background calculation is running.
bool layer_height_profile_valid;
// this is set to true when LayerRegion->slices is split in top/internal/bottom
// so that next call to make_perimeters() performs a union() before computing loops
@ -129,23 +127,19 @@ public:
SupportLayerPtrs::const_iterator insert_support_layer(SupportLayerPtrs::const_iterator pos, int id, coordf_t height, coordf_t print_z, coordf_t slice_z);
void delete_support_layer(int idx);
// To be used over the layer_height_profile of both the PrintObject and ModelObject
// to initialize the height profile with the height ranges.
bool update_layer_height_profile(std::vector<coordf_t> &layer_height_profile) const;
// Process layer_height_ranges, the raft layers and first layer thickness into layer_height_profile.
// The layer_height_profile may be later modified interactively by the user to refine layers at sloping surfaces.
bool update_layer_height_profile();
void reset_layer_height_profile();
void adjust_layer_height_profile(coordf_t z, coordf_t layer_thickness_delta, coordf_t band_width, int action);
// Initialize the layer_height_profile from the model_object's layer_height_profile, from model_object's layer height table, or from slicing parameters.
// Returns true, if the layer_height_profile was changed.
static bool update_layer_height_profile(const ModelObject &model_object, const SlicingParameters &slicing_parameters, std::vector<coordf_t> &layer_height_profile);
// Collect the slicing parameters, to be used by variable layer thickness algorithm,
// by the interactive layer height editor and by the printing process itself.
// The slicing parameters are dependent on various configuration values
// (layer height, first layer height, raft settings, print nozzle diameter etc).
SlicingParameters slicing_parameters() const;
SlicingParameters slicing_parameters() const;
static SlicingParameters slicing_parameters(const DynamicPrintConfig &full_config, const ModelObject &model_object);
// returns 0-based indices of extruders used to print the object (without brim, support and other helper extrusions)
std::vector<unsigned int> object_extruders() const;
// Called when slicing to SVG (see Print.pm sub export_svg), and used by perimeters.t
void slice();
@ -172,6 +166,9 @@ protected:
// Invalidate steps based on a set of parameters changed.
bool invalidate_state_by_config_options(const std::vector<t_config_option_key> &opt_keys);
static PrintObjectConfig object_config_from_model_object(const PrintObjectConfig &default_object_config, const ModelObject &object, size_t num_extruders);
static PrintRegionConfig region_config_from_model_volume(const PrintRegionConfig &default_region_config, const ModelVolume &volume, size_t num_extruders);
private:
void make_perimeters();
void prepare_infill();

117
src/libslic3r/PrintObject.cpp
View file

@ -38,8 +38,7 @@ namespace Slic3r {
PrintObject::PrintObject(Print* print, ModelObject* model_object, bool add_instances) :
PrintObjectBaseWithState(print, model_object),
typed_slices(false),
size(Vec3crd::Zero()),
layer_height_profile_valid(false)
size(Vec3crd::Zero())
{
// Compute the translation to be applied to our meshes so that we work with smaller coordinates
{
@ -106,6 +105,8 @@ void PrintObject::slice()
if (! this->set_started(posSlice))
return;
m_print->set_status(10, "Processing triangulated mesh");
this->update_layer_height_profile(*this->model_object(), this->slicing_parameters(), this->layer_height_profile);
m_print->throw_if_canceled();
this->_slice();
m_print->throw_if_canceled();
// Fix the model.
@ -455,7 +456,6 @@ bool PrintObject::invalidate_state_by_config_options(const std::vector<t_config_
|| opt_key == "first_layer_height"
|| opt_key == "raft_layers") {
steps.emplace_back(posSlice);
this->reset_layer_height_profile();
}
else if (
opt_key == "clip_multipart_objects"
@ -542,7 +542,6 @@ bool PrintObject::invalidate_state_by_config_options(const std::vector<t_config_
} else {
// for legacy, if we can't handle this option let's invalidate all steps
this->invalidate_all_steps();
this->reset_layer_height_profile();
invalidated = true;
}
}
@ -1329,55 +1328,107 @@ void PrintObject::bridge_over_infill()
}
}
static void clamp_exturder_to_default(ConfigOptionInt &opt, size_t num_extruders)
{
if (opt.value > (int)num_extruders)
// assign the default extruder
opt.value = 1;
}
PrintObjectConfig PrintObject::object_config_from_model_object(const PrintObjectConfig &default_object_config, const ModelObject &object, size_t num_extruders)
{
PrintObjectConfig config = default_object_config;
normalize_and_apply_config(config, object.config);
// Clamp invalid extruders to the default extruder (with index 1).
clamp_exturder_to_default(config.support_material_extruder, num_extruders);
clamp_exturder_to_default(config.support_material_interface_extruder, num_extruders);
return config;
}
PrintRegionConfig PrintObject::region_config_from_model_volume(const PrintRegionConfig &default_region_config, const ModelVolume &volume, size_t num_extruders)
{
PrintRegionConfig config = default_region_config;
normalize_and_apply_config(config, volume.get_object()->config);
normalize_and_apply_config(config, volume.config);
if (! volume.material_id().empty())
normalize_and_apply_config(config, volume.material()->config);
// Clamp invalid extruders to the default extruder (with index 1).
clamp_exturder_to_default(config.infill_extruder, num_extruders);
clamp_exturder_to_default(config.perimeter_extruder, num_extruders);
clamp_exturder_to_default(config.solid_infill_extruder, num_extruders);
return config;
}
SlicingParameters PrintObject::slicing_parameters() const
{
return SlicingParameters::create_from_config(
this->print()->config(), m_config,
unscale<double>(this->size(2)), this->print()->object_extruders());
unscale<double>(this->size(2)), this->object_extruders());
}
bool PrintObject::update_layer_height_profile(std::vector<coordf_t> &layer_height_profile) const
SlicingParameters PrintObject::slicing_parameters(const DynamicPrintConfig &full_config, const ModelObject &model_object)
{
PrintConfig print_config;
PrintObjectConfig object_config;
PrintRegionConfig default_region_config;
print_config .apply(full_config, true);
object_config.apply(full_config, true);
default_region_config.apply(full_config, true);
size_t num_extruders = print_config.nozzle_diameter.size();
object_config = object_config_from_model_object(object_config, model_object, num_extruders);
std::vector<unsigned int> object_extruders;
for (const ModelVolume *model_volume : model_object.volumes)
if (model_volume->is_model_part())
PrintRegion::collect_object_printing_extruders(
print_config,
region_config_from_model_volume(default_region_config, *model_volume, num_extruders),
object_extruders);
sort_remove_duplicates(object_extruders);
return SlicingParameters::create_from_config(print_config, object_config, model_object.bounding_box().max.z(), object_extruders);
}
// returns 0-based indices of extruders used to print the object (without brim, support and other helper extrusions)
std::vector<unsigned int> PrintObject::object_extruders() const
{
std::vector<unsigned int> extruders;
extruders.reserve(this->region_volumes.size() * 3);
for (size_t idx_region = 0; idx_region < this->region_volumes.size(); ++ idx_region)
if (! this->region_volumes[idx_region].empty())
m_print->get_region(idx_region)->collect_object_printing_extruders(extruders);
sort_remove_duplicates(extruders);
return extruders;
}
bool PrintObject::update_layer_height_profile(const ModelObject &model_object, const SlicingParameters &slicing_parameters, std::vector<coordf_t> &layer_height_profile)
{
bool updated = false;
// If the layer height profile is not set, try to use the one stored at the ModelObject.
if (layer_height_profile.empty()) {
layer_height_profile = this->model_object()->layer_height_profile;
layer_height_profile = model_object.layer_height_profile;
updated = true;
}
// Verify the layer_height_profile.
SlicingParameters slicing_params = this->slicing_parameters();
if (! layer_height_profile.empty() &&
// Must not be of even length.
((layer_height_profile.size() & 1) != 0 ||
// Last entry must be at the top of the object.
std::abs(layer_height_profile[layer_height_profile.size() - 2] - slicing_params.object_print_z_height()) > 1e-3))
std::abs(layer_height_profile[layer_height_profile.size() - 2] - slicing_parameters.object_print_z_height()) > 1e-3))
layer_height_profile.clear();
if (layer_height_profile.empty()) {
if (0)
// if (this->layer_height_profile.empty())
layer_height_profile = layer_height_profile_adaptive(slicing_params, this->model_object()->layer_height_ranges, this->model_object()->volumes);
layer_height_profile = layer_height_profile_adaptive(slicing_parameters, model_object.layer_height_ranges, model_object.volumes);
else
layer_height_profile = layer_height_profile_from_ranges(slicing_params, this->model_object()->layer_height_ranges);
layer_height_profile = layer_height_profile_from_ranges(slicing_parameters, model_object.layer_height_ranges);
updated = true;
}
return updated;
}
// This must be called from the main thread as it modifies the layer_height_profile.
bool PrintObject::update_layer_height_profile()
{
// If the layer height profile has been marked as invalid for some reason (modified at the UI level
// or invalidated due to the slicing parameters), clear it now.
if (! this->layer_height_profile_valid) {
this->layer_height_profile.clear();
this->layer_height_profile_valid = true;
}
return this->update_layer_height_profile(this->layer_height_profile);
}
// 1) Decides Z positions of the layers,
// 2) Initializes layers and their regions
// 3) Slices the object meshes
@ -2198,22 +2249,4 @@ void PrintObject::_generate_support_material()
support_material.generate(*this);
}
void PrintObject::reset_layer_height_profile()
{
// Reset the layer_heigth_profile.
this->layer_height_profile.clear();
this->layer_height_profile_valid = false;
// Reset the source layer_height_profile if it exists at the ModelObject.
this->model_object()->layer_height_profile.clear();
this->model_object()->layer_height_profile_valid = false;
}
void PrintObject::adjust_layer_height_profile(coordf_t z, coordf_t layer_thickness_delta, coordf_t band_width, int action)
{
update_layer_height_profile(m_model_object->layer_height_profile);
Slic3r::adjust_layer_height_profile(slicing_parameters(), m_model_object->layer_height_profile, z, layer_thickness_delta, band_width, LayerHeightEditActionType(action));
m_model_object->layer_height_profile_valid = true;
layer_height_profile_valid = false;
}
} // namespace Slic3r

16
src/libslic3r/PrintRegion.cpp
View file

@ -61,4 +61,20 @@ coordf_t PrintRegion::bridging_height_avg(const PrintConfig &print_config) const
return this->nozzle_dmr_avg(print_config) * sqrt(m_config.bridge_flow_ratio.value);
}
void PrintRegion::collect_object_printing_extruders(const PrintConfig &print_config, const PrintRegionConfig &region_config, std::vector<unsigned int> &object_extruders)
{
// These checks reflect the same logic used in the GUI for enabling/disabling extruder selection fields.
if (region_config.perimeters.value > 0 || print_config.brim_width.value > 0)
object_extruders.emplace_back(region_config.perimeter_extruder - 1);
if (region_config.fill_density.value > 0)
object_extruders.emplace_back(region_config.infill_extruder - 1);
if (region_config.top_solid_layers.value > 0 || region_config.bottom_solid_layers.value > 0)
object_extruders.emplace_back(region_config.solid_infill_extruder - 1);
}
void PrintRegion::collect_object_printing_extruders(std::vector<unsigned int> &object_extruders) const
{
collect_object_printing_extruders(print()->config(), this->config(), object_extruders);
}
}

2
src/libslic3r/Slicing.hpp
View file

@ -131,7 +131,7 @@ extern std::vector<coordf_t> layer_height_profile_adaptive(
const ModelVolumePtrs &volumes);
enum LayerHeightEditActionType {
enum LayerHeightEditActionType : unsigned int {
LAYER_HEIGHT_EDIT_ACTION_INCREASE = 0,
LAYER_HEIGHT_EDIT_ACTION_DECREASE = 1,
LAYER_HEIGHT_EDIT_ACTION_REDUCE = 2,