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Refactoring of perimeters/infills wiping (ToolOrdering::WipingExtrusions now takes care of the agenda)

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Squashed commit of the following:

commit 931eb2684103e8571b4a2e9804765fef268361c3
Author: Lukas Matena <lukasmatena@seznam.cz>
Date:   Wed Jun 20 12:50:27 2018 +0200

    ToolOrdering::WipingExtrusions now holds all information necessary for infill/perimeter wiping

commit cc8becfbdd771f7e279434c8bd6be147e4b321ee
Author: Lukas Matena <lukasmatena@seznam.cz>
Date:   Tue Jun 19 10:52:03 2018 +0200

    Wiping is now done as normal print would be (less extra code in process_layer)

commit 1b120754b0691cce46ee5e10f3840480c559ac1f
Author: Lukas Matena <lukasmatena@seznam.cz>
Date:   Fri Jun 15 15:55:15 2018 +0200

    Refactoring: ObjectByExtruder changed so that it is aware of the wiping extrusions

commit 1641e326bb5e0a0c69d6bfc6efa23153dc2e4543
Author: Lukas Matena <lukasmatena@seznam.cz>
Date:   Thu Jun 14 12:22:18 2018 +0200

    Refactoring: new class WipingExtrusion in ToolOrdering.hpp
This commit is contained in:
Lukas Matena 2018-06-20 12:52:00 +02:00
parent 29dd305aaa
commit 8a47852be2
8 changed files with 301 additions and 303 deletions
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38
xs/src/libslic3r/GCode/ToolOrdering.cpp
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@ -330,4 +330,42 @@ void ToolOrdering::collect_extruder_statistics(bool prime_multi_material)
}
}
// This function is called from Print::mark_wiping_extrusions and sets extruder that it should be printed with (-1 .. as usual)
void WipingExtrusions::set_extruder_override(const ExtrusionEntity* entity, unsigned int copy_id, int extruder, unsigned int num_of_copies) {
something_overridden = true;
auto entity_map_it = (entity_map.insert(std::make_pair(entity, std::vector<int>()))).first; // (add and) return iterator
auto& copies_vector = entity_map_it->second;
if (copies_vector.size() < num_of_copies)
copies_vector.resize(num_of_copies, -1);
if (copies_vector[copy_id] != -1)
std::cout << "ERROR: Entity extruder overriden multiple times!!!\n"; // A debugging message - this must never happen.
copies_vector[copy_id] = extruder;
}
// Following function is called from process_layer and returns pointer to vector with information about which extruders should be used for given copy of this entity.
// It first makes sure the pointer is valid (creates the vector if it does not exist) and contains a record for each copy
// It also modifies the vector in place and changes all -1 to correct_extruder_id (at the time the overrides were created, correct extruders were not known,
// so -1 was used as "print as usual".
// The resulting vector has to keep track of which extrusions are the ones that were overridden and which were not. In the extruder is used as overridden,
// its number is saved as it is (zero-based index). Usual extrusions are saved as -number-1 (unfortunately there is no negative zero).
const std::vector<int>* WipingExtrusions::get_extruder_overrides(const ExtrusionEntity* entity, int correct_extruder_id, int num_of_copies) {
auto entity_map_it = entity_map.find(entity);
if (entity_map_it == entity_map.end())
entity_map_it = (entity_map.insert(std::make_pair(entity, std::vector<int>()))).first;
// Now the entity_map_it should be valid, let's make sure the vector is long enough:
entity_map_it->second.resize(num_of_copies, -1);
// Each -1 now means "print as usual" - we will replace it with actual extruder id (shifted it so we don't lose that information):
std::replace(entity_map_it->second.begin(), entity_map_it->second.end(), -1, -correct_extruder_id-1);
return &(entity_map_it->second);
}
} // namespace Slic3r