libnest2d::selections::SelectionBoilerplate< RawShape > Class Template Reference

#include <src/libnest2d/include/libnest2d/selections/selection_boilerplate.hpp>

Inheritance diagram for libnest2d::selections::SelectionBoilerplate< RawShape >:

Public Types
using	ShapeType = RawShape
using	Item = _Item< RawShape >
using	ItemGroup = _ItemGroup< RawShape >
using	PackGroup = _PackGroup< RawShape >

Public Member Functions
const PackGroup &	getResult () const
int	lastPackedBinId () const
void	progressIndicator (ProgressFunction fn)
void	stopCondition (StopCondition cond)
void	clear ()

Protected Member Functions
template<class Placer , class Container , class Bin , class PCfg >
void	remove_unpackable_items (Container &c, const Bin &bin, const PCfg &pcfg)

Protected Attributes
PackGroup	packed_bins_
ProgressFunction	progress_ = [](unsigned){}
StopCondition	stopcond_ = [](){ return false; }
int	last_packed_bin_id_ = -1

Detailed Description

template<class RawShape>
class libnest2d::selections::SelectionBoilerplate< RawShape >

Member Typedef Documentation

Item

template<class RawShape >

using libnest2d::selections::SelectionBoilerplate< RawShape >::Item = _Item<RawShape>

ItemGroup

template<class RawShape >

using libnest2d::selections::SelectionBoilerplate< RawShape >::ItemGroup = _ItemGroup<RawShape>

PackGroup

template<class RawShape >

using libnest2d::selections::SelectionBoilerplate< RawShape >::PackGroup = _PackGroup<RawShape>

ShapeType

template<class RawShape >

using libnest2d::selections::SelectionBoilerplate< RawShape >::ShapeType = RawShape

Member Function Documentation

clear()

template<class RawShape >

void libnest2d::selections::SelectionBoilerplate< RawShape >::clear ( )

inline

{ packed_bins_.clear(); }

References libnest2d::selections::SelectionBoilerplate< RawShape >::packed_bins_.

getResult()

template<class RawShape >

const PackGroup & libnest2d::selections::SelectionBoilerplate< RawShape >::getResult ( ) const

inline

                                              {
        return packed_bins_;
    }

References libnest2d::selections::SelectionBoilerplate< RawShape >::packed_bins_.

lastPackedBinId()

template<class RawShape >

int libnest2d::selections::SelectionBoilerplate< RawShape >::lastPackedBinId ( ) const

inline

{ return last_packed_bin_id_; }

References libnest2d::selections::SelectionBoilerplate< RawShape >::last_packed_bin_id_.

progressIndicator()

template<class RawShape >

void libnest2d::selections::SelectionBoilerplate< RawShape >::progressIndicator ( ProgressFunction  fn )

inline

{ progress_ = fn; }

References libnest2d::selections::SelectionBoilerplate< RawShape >::progress_.

remove_unpackable_items()

template<class RawShape >

template<class Placer , class Container , class Bin , class PCfg >

void libnest2d::selections::SelectionBoilerplate< RawShape >::remove_unpackable_items ( Container &  c, const Bin &  bin, const PCfg &  pcfg  )

inlineprotected

    {
        // Safety test: try to pack each item into an empty bin. If it fails
        // then it should be removed from the list
        auto it = c.begin();
        while (it != c.end() && !stopcond_()) {
 
            // WARNING: The copy of itm needs to be created before Placer.
            // Placer is working with references and its destructor still
            // manipulates the item this is why the order of stack creation
            // matters here.
            const Item& itm = *it;
            Item cpy{itm};
 
            Placer p{bin};
            p.configure(pcfg);
            if (itm.area() <= 0 || !p.pack(cpy)) {
                static_cast<Item&>(*it).binId(BIN_ID_UNSET);
                it = c.erase(it);
            }
            else it++;
        }
    }

References libnest2d::_Item< RawShape >::area(), libnest2d::BIN_ID_UNSET, libnest2d::_Item< RawShape >::binId(), and libnest2d::selections::SelectionBoilerplate< RawShape >::stopcond_.

Here is the call graph for this function:

stopCondition()

template<class RawShape >

void libnest2d::selections::SelectionBoilerplate< RawShape >::stopCondition ( StopCondition  cond )

inline

{ stopcond_ = cond; }

References libnest2d::selections::SelectionBoilerplate< RawShape >::stopcond_.

Member Data Documentation

last_packed_bin_id_

template<class RawShape >

int libnest2d::selections::SelectionBoilerplate< RawShape >::last_packed_bin_id_ = -1

protected

Referenced by libnest2d::selections::SelectionBoilerplate< RawShape >::lastPackedBinId(), and libnest2d::selections::_FirstFitSelection< RawShape >::packItems().

packed_bins_

template<class RawShape >

PackGroup libnest2d::selections::SelectionBoilerplate< RawShape >::packed_bins_

protected

Referenced by libnest2d::selections::SelectionBoilerplate< RawShape >::clear(), and libnest2d::selections::SelectionBoilerplate< RawShape >::getResult().

progress_

template<class RawShape >

ProgressFunction libnest2d::selections::SelectionBoilerplate< RawShape >::progress_ = [](unsigned){}

protected

Referenced by libnest2d::selections::_DJDHeuristic< RawShape >::packItems(), libnest2d::selections::_FillerSelection< RawShape >::packItems(), libnest2d::selections::_FirstFitSelection< RawShape >::packItems(), and libnest2d::selections::SelectionBoilerplate< RawShape >::progressIndicator().

stopcond_

template<class RawShape >

StopCondition libnest2d::selections::SelectionBoilerplate< RawShape >::stopcond_ = [](){ return false; }

protected

Referenced by libnest2d::selections::_DJDHeuristic< RawShape >::packItems(), libnest2d::selections::_FirstFitSelection< RawShape >::packItems(), libnest2d::selections::SelectionBoilerplate< RawShape >::remove_unpackable_items(), and libnest2d::selections::SelectionBoilerplate< RawShape >::stopCondition().

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The documentation for this class was generated from the following file:

• src/libnest2d/include/libnest2d/selections/selection_boilerplate.hpp