Further refactoring

This commit is contained in:
tamasmeszaros 2019-07-18 17:31:11 +02:00
parent b2867f9227
commit 6ae50a710a
5 changed files with 24 additions and 28 deletions

View File

@ -65,7 +65,7 @@ void nest(Iterator from, Iterator to,
const typename Placer::Config& pconf = {},
const typename Selector::Config& sconf = {})
{
Nester<Placer, Selector> nester(bin, dist, pconf, sconf);
_Nester<Placer, Selector> nester(bin, dist, pconf, sconf);
nester.execute(from, to);
}
@ -80,7 +80,7 @@ void nest(Iterator from, Iterator to,
const typename Placer::Config& pconf = {},
const typename Selector::Config& sconf = {})
{
Nester<Placer, Selector> nester(bin, dist, pconf, sconf);
_Nester<Placer, Selector> nester(bin, dist, pconf, sconf);
if(prg) nester.progressIndicator(prg);
if(scond) nester.stopCondition(scond);
nester.execute(from, to);

View File

@ -741,12 +741,11 @@ public:
};
/**
* The Arranger is the front-end class for the libnest2d library. It takes the
* input items and outputs the items with the proper transformations to be
* inside the provided bin.
* The _Nester is the front-end class for the libnest2d library. It takes the
* input items and changes their transformations to be inside the provided bin.
*/
template<class PlacementStrategy, class SelectionStrategy >
class Nester {
class _Nester {
using TSel = SelectionStrategyLike<SelectionStrategy>;
TSel selector_;
public:
@ -772,11 +771,11 @@ private:
StopCondition stopfn_;
template<class It> using TVal = remove_cvref_t<typename It::value_type>;
template<class It> using TVal = remove_ref_t<typename It::value_type>;
template<class It, class Out>
using ConvertibleOnly =
enable_if_t< std::is_convertible<TVal<It>, TPItem>::value, void>;
using ItemIteratorOnly =
enable_if_t<std::is_convertible<TVal<It>&, TPItem&>::value, Out>;
public:
@ -789,10 +788,8 @@ public:
template<class TBinType = BinType,
class PConf = PlacementConfig,
class SConf = SelectionConfig>
Nester( TBinType&& bin,
Coord min_obj_distance = 0,
const PConf& pconfig = PConf(),
const SConf& sconfig = SConf()):
_Nester(TBinType&& bin, Coord min_obj_distance = 0,
const PConf& pconfig = PConf(), const SConf& sconfig = SConf()):
bin_(std::forward<TBinType>(bin)),
pconfig_(pconfig),
min_obj_distance_(min_obj_distance)
@ -817,14 +814,17 @@ public:
}
/**
* \brief Arrange an input sequence and return a PackGroup object with
* the packed groups corresponding to the bins.
* \brief Arrange an input sequence of _Item-s.
*
* To get the result, call the translation(), rotation() and binId()
* methods of each item. If only the transformed polygon is needed, call
* transformedShape() to get the properly transformed shapes.
*
* The number of groups in the pack group is the number of bins opened by
* the selection algorithm.
*/
template<class It>
inline ConvertibleOnly<It, void> execute(It from, It to)
inline ItemIteratorOnly<It, void> execute(It from, It to)
{
auto infl = static_cast<Coord>(std::ceil(min_obj_distance_/2.0));
if(infl > 0) std::for_each(from, to, [this, infl](Item& item) {
@ -840,13 +840,13 @@ public:
}
/// Set a progress indicator function object for the selector.
inline Nester& progressIndicator(ProgressFunction func)
inline _Nester& progressIndicator(ProgressFunction func)
{
selector_.progressIndicator(func); return *this;
}
/// Set a predicate to tell when to abort nesting.
inline Nester& stopCondition(StopCondition fn)
inline _Nester& stopCondition(StopCondition fn)
{
stopfn_ = fn; selector_.stopCondition(fn); return *this;
}

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@ -370,7 +370,7 @@ TEST(GeometryAlgorithms, ArrangeRectanglesTight)
ASSERT_EQ(getX(bin.center()), 105);
ASSERT_EQ(getY(bin.center()), 125);
Nester<BottomLeftPlacer, DJDHeuristic> arrange(bin);
_Nester<BottomLeftPlacer, DJDHeuristic> arrange(bin);
arrange.execute(rects.begin(), rects.end());
@ -438,7 +438,7 @@ TEST(GeometryAlgorithms, ArrangeRectanglesLoose)
Coord min_obj_distance = 5;
Nester<BottomLeftPlacer, DJDHeuristic> arrange(bin, min_obj_distance);
_Nester<BottomLeftPlacer, DJDHeuristic> arrange(bin, min_obj_distance);
arrange.execute(rects.begin(), rects.end());

View File

@ -66,10 +66,6 @@ using Circle = _Circle<clppr::IntPoint>;
using Segment = _Segment<clppr::IntPoint>;
using MultiPolygon = TMultiShape<clppr::Polygon>;
// The return value of nesting, a vector (for each logical bed) of Item
// reference vectors.
using PackGroup = _PackGroup<clppr::Polygon>;
// Summon the spatial indexing facilities from boost
namespace bgi = boost::geometry::index;
using SpatElement = std::pair<Box, unsigned>;
@ -102,7 +98,7 @@ void fillConfig(PConf& pcfg) {
pcfg.parallel = true;
}
// Apply penality to object function result. This is used only when alignment
// Apply penalty to object function result. This is used only when alignment
// after arrange is explicitly disabled (PConfig::Alignment::DONT_ALIGN)
double fixed_overfit(const std::tuple<double, Box>& result, const Box &binbb)
{
@ -123,7 +119,7 @@ public:
// Useful type shortcuts...
using Placer = typename placers::_NofitPolyPlacer<clppr::Polygon, TBin>;
using Selector = selections::_FirstFitSelection<clppr::Polygon>;
using Packer = Nester<Placer, Selector>;
using Packer = _Nester<Placer, Selector>;
using PConfig = typename Packer::PlacementConfig;
using Distance = TCoord<PointImpl>;

View File

@ -1609,7 +1609,7 @@ struct Plater::priv
if (m_selected.empty()) m_selected.swap(m_unselected);
// The strides have to be removed from the fixed items. For the
// arrangeable (selected) items it bed_idx is ignored and the
// arrangeable (selected) items bed_idx is ignored and the
// translation is irrelevant.
for (auto &p : m_unselected) p.translation(X) -= p.bed_idx * stride;
}