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Yet more refactoring of Print / PrintObject in regard to

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C++11 loops, configuration and step invalidation.
This commit is contained in:
bubnikv
2017-05-31 12:55:59 +02:00
parent 0a692cc497
commit c8b934f8d3
5 changed files with 155 additions and 202 deletions
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249
xs/src/libslic3r/Print.cpp
View File

@@ -24,13 +24,10 @@ void Print::clear_objects()
void Print::delete_object(size_t idx) void Print::delete_object(size_t idx)
{ {
PrintObject *object = this->objects[idx];
// before deleting object, invalidate all of its steps in order to
// invalidate all of the dependent ones in Print
object->invalidate_all_steps();
// destroy object and remove it from our container // destroy object and remove it from our container
delete object; delete this->objects[idx];
this->objects.erase(this->objects.begin() + idx); this->objects.erase(this->objects.begin() + idx);
this->invalidate_all_steps();
// TODO: purge unused regions // TODO: purge unused regions
} }
@@ -181,6 +178,7 @@ bool Print::invalidate_state_by_config_options(const std::vector<t_config_option
steps.emplace_back(psWipeTower); steps.emplace_back(psWipeTower);
} else { } else {
// for legacy, if we can't handle this option let's invalidate all steps // for legacy, if we can't handle this option let's invalidate all steps
//FIXME invalidate all steps of all objects as well?
return this->invalidate_all_steps(); return this->invalidate_all_steps();
} }
} }
@@ -191,8 +189,8 @@ bool Print::invalidate_state_by_config_options(const std::vector<t_config_option
invalidated |= this->invalidate_step(step); invalidated |= this->invalidate_step(step);
sort_remove_duplicates(osteps); sort_remove_duplicates(osteps);
for (PrintObjectStep ostep : osteps) for (PrintObjectStep ostep : osteps)
FOREACH_OBJECT(this, object) for (PrintObject *object : this->objects)
invalidated |= (*object)->invalidate_step(ostep); invalidated |= object->invalidate_step(ostep);
return invalidated; return invalidated;
} }
@@ -292,64 +290,42 @@ double Print::max_allowed_layer_height() const
return nozzle_diameter_max; return nozzle_diameter_max;
} }
/* Caller is responsible for supplying models whose objects don't collide // Caller is responsible for supplying models whose objects don't collide
and have explicit instance positions */ // and have explicit instance positions.
void Print::add_model_object(ModelObject* model_object, int idx) void Print::add_model_object(ModelObject* model_object, int idx)
{ {
DynamicPrintConfig object_config = model_object->config; // clone // Initialize a new print object and store it at the given position.
object_config.normalize(); PrintObject *object = new PrintObject(this, model_object, model_object->raw_bounding_box());
// initialize print object and store it at the given position
PrintObject* o;
{
BoundingBoxf3 bb = model_object->raw_bounding_box();
if (idx != -1) { if (idx != -1) {
// replacing existing object delete this->objects[idx];
PrintObjectPtrs::iterator old_it = this->objects.begin() + idx; this->objects[idx] = object;
// before deleting object, invalidate all of its steps in order to } else
// invalidate all of the dependent ones in Print this->objects.emplace_back(object);
(*old_it)->invalidate_all_steps(); // Invalidate all print steps.
delete *old_it; this->invalidate_all_steps();
this->objects[idx] = o = new PrintObject(this, model_object, bb);
} else {
o = new PrintObject(this, model_object, bb);
this->objects.push_back(o);
// invalidate steps
this->invalidate_step(psSkirt);
this->invalidate_step(psBrim);
this->invalidate_step(psWipeTower);
}
}
for (size_t volume_id = 0; volume_id < model_object->volumes.size(); ++ volume_id) { for (size_t volume_id = 0; volume_id < model_object->volumes.size(); ++ volume_id) {
ModelVolume* volume = model_object->volumes[volume_id]; // Get the config applied to this volume.
PrintRegionConfig config = this->_region_config_from_model_volume(*model_object->volumes[volume_id]);
// get the config applied to this volume // Find an existing print region with the same config.
PrintRegionConfig config = this->_region_config_from_model_volume(*volume);
// find an existing print region with the same config
size_t region_id = size_t(-1); size_t region_id = size_t(-1);
for (size_t i = 0; i < this->regions.size(); ++ i) for (size_t i = 0; i < this->regions.size(); ++ i)
if (config.equals(this->regions[i]->config)) { if (config.equals(this->regions[i]->config)) {
region_id = i; region_id = i;
break; break;
} }
// If no region exists with the same config, create a new one.
// if no region exists with the same config, create a new one
if (region_id == size_t(-1)) { if (region_id == size_t(-1)) {
region_id = this->regions.size(); region_id = this->regions.size();
this->add_region()->config.apply(config); this->add_region()->config.apply(config);
} }
// Assign volume to a region.
// assign volume to region object->add_region_volume(region_id, volume_id);
o->add_region_volume(region_id, volume_id);
} }
// apply config to print object // Apply config to print object.
o->config.apply(this->default_object_config); object->config.apply(this->default_object_config);
o->config.apply(object_config, true); normalize_and_apply_config(object->config, model_object->config);
// update placeholders // update placeholders
{ {
@@ -358,14 +334,14 @@ void Print::add_model_object(ModelObject* model_object, int idx)
std::vector<std::string> v_scale; std::vector<std::string> v_scale;
for (const PrintObject *object : this->objects) { for (const PrintObject *object : this->objects) {
const ModelObject &mobj = *object->model_object(); const ModelObject &mobj = *object->model_object();
v_scale.push_back( boost::lexical_cast<std::string>(mobj.instances[0]->scaling_factor*100) + "%" ); v_scale.push_back(boost::lexical_cast<std::string>(mobj.instances[0]->scaling_factor*100) + "%");
if (input_file.empty()) if (input_file.empty())
input_file = mobj.input_file; input_file = mobj.input_file;
} }
PlaceholderParser &pp = this->placeholder_parser; PlaceholderParser &pp = this->placeholder_parser;
pp.set("scale", v_scale); pp.set("scale", v_scale);
if (!input_file.empty()) { if (! input_file.empty()) {
// get basename with and without suffix // get basename with and without suffix
const std::string input_basename = boost::filesystem::path(input_file).filename().string(); const std::string input_basename = boost::filesystem::path(input_file).filename().string();
pp.set("input_filename", input_basename); pp.set("input_filename", input_basename);
@@ -383,12 +359,10 @@ bool Print::apply_config(DynamicPrintConfig config)
// apply variables to placeholder parser // apply variables to placeholder parser
this->placeholder_parser.apply_config(config); this->placeholder_parser.apply_config(config);
bool invalidated = false;
// handle changes to print config // handle changes to print config
t_config_option_keys print_diff = this->config.diff(config); t_config_option_keys print_diff = this->config.diff(config);
this->config.apply(config, print_diff, true); this->config.apply(config, print_diff, true);
invalidated |= this->invalidate_state_by_config_options(print_diff); bool invalidated = this->invalidate_state_by_config_options(print_diff);
// handle changes to object config defaults // handle changes to object config defaults
this->default_object_config.apply(config, true); this->default_object_config.apply(config, true);
@@ -396,15 +370,8 @@ bool Print::apply_config(DynamicPrintConfig config)
// we don't assume that config contains a full ObjectConfig, // we don't assume that config contains a full ObjectConfig,
// so we base it on the current print-wise default // so we base it on the current print-wise default
PrintObjectConfig new_config = this->default_object_config; PrintObjectConfig new_config = this->default_object_config;
new_config.apply(config, true);
// we override the new config with object-specific options // we override the new config with object-specific options
{ normalize_and_apply_config(new_config, object->model_object()->config);
DynamicPrintConfig model_object_config = object->model_object()->config;
model_object_config.normalize();
new_config.apply(model_object_config, true);
}
// check whether the new config is different from the current one // check whether the new config is different from the current one
t_config_option_keys diff = object->config.diff(new_config); t_config_option_keys diff = object->config.diff(new_config);
object->config.apply(new_config, diff, true); object->config.apply(new_config, diff, true);
@@ -417,56 +384,57 @@ bool Print::apply_config(DynamicPrintConfig config)
// All regions now have distinct settings. // All regions now have distinct settings.
// Check whether applying the new region config defaults we'd get different regions. // Check whether applying the new region config defaults we'd get different regions.
bool rearrange_regions = false; bool rearrange_regions = false;
{
// Collect the already visited region configs into other_region_configs,
// so one may check for duplicates.
std::vector<PrintRegionConfig> other_region_configs; std::vector<PrintRegionConfig> other_region_configs;
for (size_t region_id = 0; region_id < this->regions.size(); ++ region_id) for (size_t region_id = 0; region_id < this->regions.size(); ++ region_id) {
{ PrintRegion &region = *this->regions[region_id];
PrintRegion* region = this->regions[region_id]; PrintRegionConfig this_region_config;
std::vector<PrintRegionConfig> this_region_configs; bool this_region_config_set = false;
for (PrintObject* object : this->objects) for (PrintObject *object : this->objects) {
{ if (region_id < object->region_volumes.size()) {
for (int volume_id : object->region_volumes[region_id]) { for (int volume_id : object->region_volumes[region_id]) {
ModelVolume* volume = object->model_object()->volumes.at(volume_id); const ModelVolume &volume = *object->model_object()->volumes[volume_id];
if (this_region_config_set) {
PrintRegionConfig new_config = this->_region_config_from_model_volume(*volume); // If the new config for this volume differs from the other
for (const PrintRegionConfig &cfg : this_region_configs) {
// if the new config for this volume differs from the other
// volume configs currently associated to this region, it means // volume configs currently associated to this region, it means
// the region subdivision does not make sense anymore // the region subdivision does not make sense anymore.
if (! cfg.equals(new_config)) { if (! this_region_config.equals(this->_region_config_from_model_volume(volume))) {
rearrange_regions = true; rearrange_regions = true;
goto NEXT_REGION; goto exit_for_rearrange_regions;
} }
} else {
this_region_config = this->_region_config_from_model_volume(volume);
this_region_config_set = true;
} }
this_region_configs.push_back(new_config);
for (const PrintRegionConfig &cfg : other_region_configs) { for (const PrintRegionConfig &cfg : other_region_configs) {
// if the new config for this volume equals any of the other // If the new config for this volume equals any of the other
// volume configs that are not currently associated to this // volume configs that are not currently associated to this
// region, it means the region subdivision does not make // region, it means the region subdivision does not make
// sense anymore // sense anymore.
if (cfg.equals(new_config)) { if (cfg.equals(this_region_config)) {
rearrange_regions = true; rearrange_regions = true;
goto NEXT_REGION; goto exit_for_rearrange_regions;
} }
} }
}
// if we're here and the new region config is different from the old }
// one, we need to apply the new config and invalidate all objects }
// (possible optimization: only invalidate objects using this region) if (this_region_config_set) {
t_config_option_keys diff = region->config.diff(new_config); t_config_option_keys diff = region.config.diff(this_region_config);
if (! diff.empty()) { if (! diff.empty()) {
region->config.apply(new_config, diff); region.config.apply(this_region_config, diff);
for (PrintObject *object : this->objects) for (PrintObject *object : this->objects)
if (region_id < object->region_volumes.size() && ! object->region_volumes[region_id].empty())
invalidated |= object->invalidate_state_by_config_options(diff); invalidated |= object->invalidate_state_by_config_options(diff);
} }
other_region_configs.emplace_back(this_region_config);
}
} }
} }
append(other_region_configs, this_region_configs);
NEXT_REGION: exit_for_rearrange_regions:
continue;
}
if (rearrange_regions) { if (rearrange_regions) {
// The current subdivision of regions does not make sense anymore. // The current subdivision of regions does not make sense anymore.
@@ -518,65 +486,54 @@ bool Print::has_skirt() const
std::string Print::validate() const std::string Print::validate() const
{ {
if (this->config.complete_objects) { if (this->config.complete_objects) {
// check horizontal clearance // Check horizontal clearance.
{ {
Polygons a; Polygons convex_hulls_other;
FOREACH_OBJECT(this, i_object) { for (PrintObject *object : this->objects) {
PrintObject* object = *i_object; // Get convex hull of all meshes assigned to this print object
// (this is the same as model_object()->raw_mesh.convex_hull()
/* get convex hull of all meshes assigned to this print object // but probably more efficient.
(this is the same as model_object()->raw_mesh.convex_hull()
but probably more efficient */
Polygon convex_hull; Polygon convex_hull;
{ {
Polygons mesh_convex_hulls; Polygons mesh_convex_hulls;
for (size_t i = 0; i < this->regions.size(); ++i) { for (const std::vector<int> &volumes : object->region_volumes)
for (std::vector<int>::const_iterator it = object->region_volumes[i].begin(); it != object->region_volumes[i].end(); ++it) { for (int volume_id : volumes)
Polygon hull = object->model_object()->volumes[*it]->mesh.convex_hull(); mesh_convex_hulls.emplace_back(object->model_object()->volumes[volume_id]->mesh.convex_hull());
mesh_convex_hulls.push_back(hull);
}
}
// make a single convex hull for all of them // make a single convex hull for all of them
convex_hull = Slic3r::Geometry::convex_hull(mesh_convex_hulls); convex_hull = Slic3r::Geometry::convex_hull(mesh_convex_hulls);
} }
// Apply the same transformations we apply to the actual meshes when slicing them.
// apply the same transformations we apply to the actual meshes when slicing them
object->model_object()->instances.front()->transform_polygon(&convex_hull); object->model_object()->instances.front()->transform_polygon(&convex_hull);
// Grow convex hull with the clearance margin.
// grow convex hull with the clearance margin
convex_hull = offset(convex_hull, scale_(this->config.extruder_clearance_radius.value)/2, jtRound, scale_(0.1)).front(); convex_hull = offset(convex_hull, scale_(this->config.extruder_clearance_radius.value)/2, jtRound, scale_(0.1)).front();
// Now we check that no instance of convex_hull intersects any of the previously checked object instances.
// now we check that no instance of convex_hull intersects any of the previously checked object instances
for (const Point &copy : object->_shifted_copies) { for (const Point &copy : object->_shifted_copies) {
Polygon p = convex_hull; Polygon p = convex_hull;
p.translate(copy); p.translate(copy);
if (! intersection(a, p).empty()) if (! intersection(convex_hulls_other, p).empty())
return "Some objects are too close; your extruder will collide with them."; return "Some objects are too close; your extruder will collide with them.";
polygons_append(a, p); polygons_append(convex_hulls_other, p);
} }
} }
} }
// Check vertical clearance.
// check vertical clearance
{ {
std::vector<coord_t> object_height; std::vector<coord_t> object_height;
FOREACH_OBJECT(this, i_object) { for (const PrintObject *object : this->objects)
PrintObject* object = *i_object;
object_height.insert(object_height.end(), object->copies().size(), object->size.z); object_height.insert(object_height.end(), object->copies().size(), object->size.z);
}
std::sort(object_height.begin(), object_height.end()); std::sort(object_height.begin(), object_height.end());
// ignore the tallest *copy* (this is why we repeat height for all of them): // Ignore the tallest *copy* (this is why we repeat height for all of them):
// it will be printed as last one so its height doesn't matter // it will be printed as last one so its height doesn't matter.
object_height.pop_back(); object_height.pop_back();
if (!object_height.empty() && object_height.back() > scale_(this->config.extruder_clearance_height.value)) if (! object_height.empty() && object_height.back() > scale_(this->config.extruder_clearance_height.value))
return "Some objects are too tall and cannot be printed without extruder collisions."; return "Some objects are too tall and cannot be printed without extruder collisions.";
} }
} // end if (this->config.complete_objects) } // end if (this->config.complete_objects)
if (this->config.spiral_vase) { if (this->config.spiral_vase) {
size_t total_copies_count = 0; size_t total_copies_count = 0;
FOREACH_OBJECT(this, i_object) total_copies_count += (*i_object)->copies().size(); for (const PrintObject *object : this->objects)
total_copies_count += object->copies().size();
if (total_copies_count > 1) if (total_copies_count > 1)
return "The Spiral Vase option can only be used when printing a single object."; return "The Spiral Vase option can only be used when printing a single object.";
if (this->regions.size() > 1) if (this->regions.size() > 1)
@@ -594,9 +551,7 @@ std::string Print::validate() const
nozzle_diameters.push_back(this->config.nozzle_diameter.get_at(extruder_id)); nozzle_diameters.push_back(this->config.nozzle_diameter.get_at(extruder_id));
double min_nozzle_diameter = *std::min_element(nozzle_diameters.begin(), nozzle_diameters.end()); double min_nozzle_diameter = *std::min_element(nozzle_diameters.begin(), nozzle_diameters.end());
FOREACH_OBJECT(this, i_object) { for (PrintObject *object : this->objects) {
PrintObject* object = *i_object;
if ((object->config.support_material_extruder == -1 || object->config.support_material_interface_extruder == -1) && if ((object->config.support_material_extruder == -1 || object->config.support_material_interface_extruder == -1) &&
(object->config.raft_layers > 0 || object->config.support_material.value)) { (object->config.raft_layers > 0 || object->config.support_material.value)) {
// The object has some form of support and either support_material_extruder or support_material_interface_extruder // The object has some form of support and either support_material_extruder or support_material_interface_extruder
@@ -640,14 +595,11 @@ std::string Print::validate() const
BoundingBox Print::bounding_box() const BoundingBox Print::bounding_box() const
{ {
BoundingBox bb; BoundingBox bb;
FOREACH_OBJECT(this, object) { for (const PrintObject *object : this->objects)
for (Points::const_iterator copy = (*object)->_shifted_copies.begin(); copy != (*object)->_shifted_copies.end(); ++copy) { for (Point copy : object->_shifted_copies) {
bb.merge(*copy); bb.merge(copy);
copy.translate(object->size);
Point p = *copy; bb.merge(copy);
p.translate((*object)->size);
bb.merge(p);
}
} }
return bb; return bb;
} }
@@ -737,25 +689,13 @@ Flow Print::skirt_flow() const
); );
} }
PrintRegionConfig Print::_region_config_from_model_volume(const ModelVolume &volume) PrintRegionConfig Print::_region_config_from_model_volume(const ModelVolume &volume)
{ {
PrintRegionConfig config = this->default_region_config; PrintRegionConfig config = this->default_region_config;
{ normalize_and_apply_config(config, volume.get_object()->config);
DynamicPrintConfig other_config = volume.get_object()->config; normalize_and_apply_config(config, volume.config);
other_config.normalize(); if (! volume.material_id().empty())
config.apply(other_config, true); normalize_and_apply_config(config, volume.material()->config);
}
{
DynamicPrintConfig other_config = volume.config;
other_config.normalize();
config.apply(other_config, true);
}
if (!volume.material_id().empty()) {
DynamicPrintConfig material_config = volume.material()->config;
material_config.normalize();
config.apply(material_config, true);
}
return config; return config;
} }
@@ -1039,9 +979,10 @@ std::string Print::output_filepath(const std::string &path)
if (path.empty()) { if (path.empty()) {
// get the first input file name // get the first input file name
std::string input_file; std::string input_file;
FOREACH_OBJECT(this, object) { for (const PrintObject *object : this->objects) {
input_file = (*object)->model_object()->input_file; input_file = object->model_object()->input_file;
if (!input_file.empty()) break; if (! input_file.empty())
break;
} }
return (boost::filesystem::path(input_file).parent_path() / this->output_filename()).string(); return (boost::filesystem::path(input_file).parent_path() / this->output_filename()).string();
} }

12
xs/src/libslic3r/Print.hpp
View File

@@ -96,10 +96,8 @@ class PrintObject
friend class Print; friend class Print;
public: public:
// map of (vectors of volume ids), indexed by region_id // vector of (vectors of volume ids), indexed by region_id
/* (we use map instead of vector so that we don't have to worry about std::vector<std::vector<int>> region_volumes;
resizing it and the [] operator adds new items automagically) */
std::map< size_t,std::vector<int> > region_volumes;
PrintObjectConfig config; PrintObjectConfig config;
t_layer_height_ranges layer_height_ranges; t_layer_height_ranges layer_height_ranges;
@@ -146,7 +144,11 @@ public:
BoundingBox bounding_box() const { return BoundingBox(Point(0,0), this->size); } BoundingBox bounding_box() const { return BoundingBox(Point(0,0), this->size); }
// adds region_id, too, if necessary // adds region_id, too, if necessary
void add_region_volume(int region_id, int volume_id) { region_volumes[region_id].push_back(volume_id); } void add_region_volume(int region_id, int volume_id) {
if (region_id >= region_volumes.size())
region_volumes.resize(region_id + 1);
region_volumes[region_id].push_back(volume_id);
}
// This is the *total* layer count (including support layers) // This is the *total* layer count (including support layers)
// this value is not supposed to be compared with Layer::id // this value is not supposed to be compared with Layer::id
// since they have different semantics. // since they have different semantics.

7
xs/src/libslic3r/PrintConfig.hpp
View File

@@ -145,6 +145,13 @@ class DynamicPrintConfig : public PrintConfigBase, public DynamicConfig
void normalize(); void normalize();
}; };
template<typename CONFIG>
void normalize_and_apply_config(CONFIG &dst, const DynamicPrintConfig &src)
{
DynamicPrintConfig src_normalized = src;
src_normalized.normalize();
dst.apply(src_normalized, true);
}
class StaticPrintConfig : public PrintConfigBase, public StaticConfig class StaticPrintConfig : public PrintConfigBase, public StaticConfig
{ {

7
xs/src/libslic3r/PrintObject.cpp
View File

@@ -1107,14 +1107,14 @@ end:
std::vector<ExPolygons> PrintObject::_slice_region(size_t region_id, const std::vector<float> &z, bool modifier) std::vector<ExPolygons> PrintObject::_slice_region(size_t region_id, const std::vector<float> &z, bool modifier)
{ {
std::vector<ExPolygons> layers; std::vector<ExPolygons> layers;
assert(region_id < this->region_volumes.size()); if (region_id < this->region_volumes.size()) {
std::vector<int> &volumes = this->region_volumes[region_id]; std::vector<int> &volumes = this->region_volumes[region_id];
if (! volumes.empty()) { if (! volumes.empty()) {
// Compose mesh. // Compose mesh.
//FIXME better to perform slicing over each volume separately and then to use a Boolean operation to merge them. //FIXME better to perform slicing over each volume separately and then to use a Boolean operation to merge them.
TriangleMesh mesh; TriangleMesh mesh;
for (std::vector<int>::const_iterator it_volume = volumes.begin(); it_volume != volumes.end(); ++ it_volume) { for (int volume_id : volumes) {
ModelVolume *volume = this->model_object()->volumes[*it_volume]; ModelVolume *volume = this->model_object()->volumes[volume_id];
if (volume->modifier == modifier) if (volume->modifier == modifier)
mesh.merge(volume->mesh); mesh.merge(volume->mesh);
} }
@@ -1130,6 +1130,7 @@ std::vector<ExPolygons> PrintObject::_slice_region(size_t region_id, const std::
mslicer.slice(z, &layers); mslicer.slice(z, &layers);
} }
} }
}
return layers; return layers;
} }

6
xs/src/libslic3r/SupportMaterial.cpp
View File

@@ -162,13 +162,15 @@ PrintObjectSupportMaterial::PrintObjectSupportMaterial(const PrintObject *object
// Evaluate the XY gap between the object outer perimeters and the support structures. // Evaluate the XY gap between the object outer perimeters and the support structures.
coordf_t external_perimeter_width = 0.; coordf_t external_perimeter_width = 0.;
for (std::map<size_t,std::vector<int>>::const_iterator it_region = object->region_volumes.begin(); it_region != object->region_volumes.end(); ++ it_region) { for (size_t region_id = 0; region_id < object->region_volumes.size(); ++ region_id) {
const PrintRegionConfig &config = object->print()->get_region(it_region->first)->config; if (! object->region_volumes[region_id].empty()) {
const PrintRegionConfig &config = object->print()->get_region(region_id)->config;
coordf_t width = config.external_perimeter_extrusion_width.get_abs_value(slicing_params.layer_height); coordf_t width = config.external_perimeter_extrusion_width.get_abs_value(slicing_params.layer_height);
if (width <= 0.) if (width <= 0.)
width = m_print_config->nozzle_diameter.get_at(config.perimeter_extruder-1); width = m_print_config->nozzle_diameter.get_at(config.perimeter_extruder-1);
external_perimeter_width = std::max(external_perimeter_width, width); external_perimeter_width = std::max(external_perimeter_width, width);
} }
}
m_gap_xy = m_object_config->support_material_xy_spacing.get_abs_value(external_perimeter_width); m_gap_xy = m_object_config->support_material_xy_spacing.get_abs_value(external_perimeter_width);
m_can_merge_support_regions = m_object_config->support_material_extruder.value == m_object_config->support_material_interface_extruder.value; m_can_merge_support_regions = m_object_config->support_material_extruder.value == m_object_config->support_material_interface_extruder.value;