|
|
#ifndef SCIQLOP_ARRAYDATA_H
|
|
|
#define SCIQLOP_ARRAYDATA_H
|
|
|
|
|
|
#include "Data/ArrayDataIterator.h"
|
|
|
#include <Common/SortUtils.h>
|
|
|
|
|
|
#include <QReadLocker>
|
|
|
#include <QReadWriteLock>
|
|
|
#include <QVector>
|
|
|
|
|
|
#include <memory>
|
|
|
|
|
|
template <int Dim>
|
|
|
class ArrayData;
|
|
|
|
|
|
using DataContainer = QVector<double>;
|
|
|
|
|
|
namespace arraydata_detail {
|
|
|
|
|
|
/// Struct used to sort ArrayData
|
|
|
template <int Dim>
|
|
|
struct Sort {
|
|
|
static std::shared_ptr<ArrayData<Dim> > sort(const DataContainer &data, int nbComponents,
|
|
|
const std::vector<int> &sortPermutation)
|
|
|
{
|
|
|
return std::make_shared<ArrayData<Dim> >(
|
|
|
SortUtils::sort(data, nbComponents, sortPermutation), nbComponents);
|
|
|
}
|
|
|
};
|
|
|
|
|
|
/// Specialization for uni-dimensional ArrayData
|
|
|
template <>
|
|
|
struct Sort<1> {
|
|
|
static std::shared_ptr<ArrayData<1> > sort(const DataContainer &data, int nbComponents,
|
|
|
const std::vector<int> &sortPermutation)
|
|
|
{
|
|
|
Q_UNUSED(nbComponents)
|
|
|
return std::make_shared<ArrayData<1> >(SortUtils::sort(data, 1, sortPermutation));
|
|
|
}
|
|
|
};
|
|
|
|
|
|
template <int Dim, bool IsConst>
|
|
|
class IteratorValue;
|
|
|
|
|
|
template <int Dim, bool IsConst>
|
|
|
struct IteratorValueBuilder {
|
|
|
};
|
|
|
|
|
|
template <int Dim>
|
|
|
struct IteratorValueBuilder<Dim, true> {
|
|
|
using DataContainerIterator = DataContainer::const_iterator;
|
|
|
|
|
|
static void swap(IteratorValue<Dim, true> &o1, IteratorValue<Dim, true> &o2) {}
|
|
|
};
|
|
|
|
|
|
template <int Dim>
|
|
|
struct IteratorValueBuilder<Dim, false> {
|
|
|
using DataContainerIterator = DataContainer::iterator;
|
|
|
|
|
|
static void swap(IteratorValue<Dim, false> &o1, IteratorValue<Dim, false> &o2)
|
|
|
{
|
|
|
for (auto i = 0; i < o1.m_NbComponents; ++i) {
|
|
|
std::iter_swap(o1.m_It + i, o2.m_It + i);
|
|
|
}
|
|
|
}
|
|
|
};
|
|
|
|
|
|
template <int Dim, bool IsConst>
|
|
|
class IteratorValue : public ArrayDataIteratorValue::Impl {
|
|
|
public:
|
|
|
friend class ArrayData<Dim>;
|
|
|
friend class IteratorValueBuilder<Dim, IsConst>;
|
|
|
|
|
|
using DataContainerIterator =
|
|
|
typename IteratorValueBuilder<Dim, IsConst>::DataContainerIterator;
|
|
|
|
|
|
template <bool IC = IsConst, typename = std::enable_if_t<IC == true> >
|
|
|
explicit IteratorValue(const DataContainer &container, int nbComponents, bool begin)
|
|
|
: m_It{begin ? container.cbegin() : container.cend()}, m_NbComponents{nbComponents}
|
|
|
{
|
|
|
}
|
|
|
|
|
|
template <bool IC = IsConst, typename = std::enable_if_t<IC == false> >
|
|
|
explicit IteratorValue(DataContainer &container, int nbComponents, bool begin)
|
|
|
: m_It{begin ? container.begin() : container.end()}, m_NbComponents{nbComponents}
|
|
|
{
|
|
|
}
|
|
|
|
|
|
IteratorValue(const IteratorValue &other) = default;
|
|
|
|
|
|
std::unique_ptr<ArrayDataIteratorValue::Impl> clone() const override
|
|
|
{
|
|
|
return std::make_unique<IteratorValue<Dim, IsConst> >(*this);
|
|
|
}
|
|
|
|
|
|
bool equals(const ArrayDataIteratorValue::Impl &other) const override try {
|
|
|
const auto &otherImpl = dynamic_cast<const IteratorValue &>(other);
|
|
|
return std::tie(m_It, m_NbComponents) == std::tie(otherImpl.m_It, otherImpl.m_NbComponents);
|
|
|
}
|
|
|
catch (const std::bad_cast &) {
|
|
|
return false;
|
|
|
}
|
|
|
|
|
|
void next() override { std::advance(m_It, m_NbComponents); }
|
|
|
void prev() override { std::advance(m_It, -m_NbComponents); }
|
|
|
|
|
|
double at(int componentIndex) const override { return *(m_It + componentIndex); }
|
|
|
double first() const override { return *m_It; }
|
|
|
double min() const override
|
|
|
{
|
|
|
auto values = this->values();
|
|
|
auto end = values.cend();
|
|
|
auto it = std::min_element(values.cbegin(), end, [](const auto &v1, const auto &v2) {
|
|
|
return SortUtils::minCompareWithNaN(v1, v2);
|
|
|
});
|
|
|
|
|
|
return it != end ? *it : std::numeric_limits<double>::quiet_NaN();
|
|
|
}
|
|
|
double max() const override
|
|
|
{
|
|
|
auto values = this->values();
|
|
|
auto end = values.cend();
|
|
|
auto it = std::max_element(values.cbegin(), end, [](const auto &v1, const auto &v2) {
|
|
|
return SortUtils::maxCompareWithNaN(v1, v2);
|
|
|
});
|
|
|
return it != end ? *it : std::numeric_limits<double>::quiet_NaN();
|
|
|
}
|
|
|
|
|
|
QVector<double> values() const override
|
|
|
{
|
|
|
auto result = QVector<double>{};
|
|
|
for (auto i = 0; i < m_NbComponents; ++i) {
|
|
|
result.push_back(*(m_It + i));
|
|
|
}
|
|
|
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
void swap(ArrayDataIteratorValue::Impl &other) override
|
|
|
{
|
|
|
auto &otherImpl = dynamic_cast<IteratorValue &>(other);
|
|
|
IteratorValueBuilder<Dim, IsConst>::swap(*this, otherImpl);
|
|
|
}
|
|
|
|
|
|
private:
|
|
|
DataContainerIterator m_It;
|
|
|
int m_NbComponents;
|
|
|
};
|
|
|
|
|
|
} // namespace arraydata_detail
|
|
|
|
|
|
/**
|
|
|
* @brief The ArrayData class represents a dataset for a data series.
|
|
|
*
|
|
|
* A dataset can be unidimensional or two-dimensional. This property is determined by the Dim
|
|
|
* template-parameter. In a case of a two-dimensional dataset, each dataset component has the same
|
|
|
* number of values
|
|
|
*
|
|
|
* @tparam Dim the dimension of the ArrayData (one or two)
|
|
|
* @sa IDataSeries
|
|
|
*/
|
|
|
template <int Dim>
|
|
|
class ArrayData {
|
|
|
public:
|
|
|
// ///// //
|
|
|
// Ctors //
|
|
|
// ///// //
|
|
|
|
|
|
/**
|
|
|
* Ctor for a unidimensional ArrayData
|
|
|
* @param data the data the ArrayData will hold
|
|
|
*/
|
|
|
template <int D = Dim, typename = std::enable_if_t<D == 1> >
|
|
|
explicit ArrayData(DataContainer data) : m_Data{std::move(data)}, m_NbComponents{1}
|
|
|
{
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Ctor for a two-dimensional ArrayData. The number of components (number of lines) must be
|
|
|
* greater than 2 and must be a divisor of the total number of data in the vector
|
|
|
* @param data the data the ArrayData will hold
|
|
|
* @param nbComponents the number of components
|
|
|
* @throws std::invalid_argument if the number of components is less than 2 or is not a divisor
|
|
|
* of the size of the data
|
|
|
*/
|
|
|
template <int D = Dim, typename = std::enable_if_t<D == 2> >
|
|
|
explicit ArrayData(DataContainer data, int nbComponents)
|
|
|
: m_Data{std::move(data)}, m_NbComponents{nbComponents}
|
|
|
{
|
|
|
if (nbComponents < 2) {
|
|
|
throw std::invalid_argument{
|
|
|
QString{"A multidimensional ArrayData must have at least 2 components (found: %1)"}
|
|
|
.arg(nbComponents)
|
|
|
.toStdString()};
|
|
|
}
|
|
|
|
|
|
if (m_Data.size() % m_NbComponents != 0) {
|
|
|
throw std::invalid_argument{QString{
|
|
|
"The number of components (%1) is inconsistent with the total number of data (%2)"}
|
|
|
.arg(m_Data.size(), nbComponents)
|
|
|
.toStdString()};
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/// Copy ctor
|
|
|
explicit ArrayData(const ArrayData &other)
|
|
|
{
|
|
|
QReadLocker otherLocker{&other.m_Lock};
|
|
|
m_Data = other.m_Data;
|
|
|
m_NbComponents = other.m_NbComponents;
|
|
|
}
|
|
|
|
|
|
// /////////////// //
|
|
|
// General methods //
|
|
|
// /////////////// //
|
|
|
|
|
|
/**
|
|
|
* Merges into the array data an other array data. The two array datas must have the same number
|
|
|
* of components so the merge can be done
|
|
|
* @param other the array data to merge with
|
|
|
* @param prepend if true, the other array data is inserted at the beginning, otherwise it is
|
|
|
* inserted at the end
|
|
|
*/
|
|
|
void add(const ArrayData<Dim> &other, bool prepend = false)
|
|
|
{
|
|
|
QWriteLocker locker{&m_Lock};
|
|
|
QReadLocker otherLocker{&other.m_Lock};
|
|
|
|
|
|
if (m_NbComponents != other.componentCount()) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
if (prepend) {
|
|
|
auto otherDataSize = other.m_Data.size();
|
|
|
m_Data.insert(m_Data.begin(), otherDataSize, 0.);
|
|
|
for (auto i = 0; i < otherDataSize; ++i) {
|
|
|
m_Data.replace(i, other.m_Data.at(i));
|
|
|
}
|
|
|
}
|
|
|
else {
|
|
|
m_Data.append(other.m_Data);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void clear()
|
|
|
{
|
|
|
QWriteLocker locker{&m_Lock};
|
|
|
m_Data.clear();
|
|
|
}
|
|
|
|
|
|
int componentCount() const noexcept { return m_NbComponents; }
|
|
|
|
|
|
/// @return the size (i.e. number of values) of a single component
|
|
|
/// @remarks in a case of a two-dimensional ArrayData, each component has the same size
|
|
|
int size() const
|
|
|
{
|
|
|
QReadLocker locker{&m_Lock};
|
|
|
return m_Data.size() / m_NbComponents;
|
|
|
}
|
|
|
|
|
|
std::shared_ptr<ArrayData<Dim> > sort(const std::vector<int> &sortPermutation)
|
|
|
{
|
|
|
QReadLocker locker{&m_Lock};
|
|
|
return arraydata_detail::Sort<Dim>::sort(m_Data, m_NbComponents, sortPermutation);
|
|
|
}
|
|
|
|
|
|
// ///////// //
|
|
|
// Iterators //
|
|
|
// ///////// //
|
|
|
|
|
|
ArrayDataIterator begin()
|
|
|
{
|
|
|
return ArrayDataIterator{
|
|
|
ArrayDataIteratorValue{std::make_unique<arraydata_detail::IteratorValue<Dim, false> >(
|
|
|
m_Data, m_NbComponents, true)}};
|
|
|
}
|
|
|
|
|
|
ArrayDataIterator end()
|
|
|
{
|
|
|
return ArrayDataIterator{
|
|
|
ArrayDataIteratorValue{std::make_unique<arraydata_detail::IteratorValue<Dim, false> >(
|
|
|
m_Data, m_NbComponents, false)}};
|
|
|
}
|
|
|
|
|
|
ArrayDataIterator cbegin() const
|
|
|
{
|
|
|
return ArrayDataIterator{
|
|
|
ArrayDataIteratorValue{std::make_unique<arraydata_detail::IteratorValue<Dim, true> >(
|
|
|
m_Data, m_NbComponents, true)}};
|
|
|
}
|
|
|
|
|
|
ArrayDataIterator cend() const
|
|
|
{
|
|
|
return ArrayDataIterator{
|
|
|
ArrayDataIteratorValue{std::make_unique<arraydata_detail::IteratorValue<Dim, true> >(
|
|
|
m_Data, m_NbComponents, false)}};
|
|
|
}
|
|
|
|
|
|
/// Inserts at the end of the array data the values passed as a parameter. This
|
|
|
/// method is intended to be used in the context of generating a back insert iterator, or only
|
|
|
/// if it's ensured that the total size of the vector is consistent with the number of
|
|
|
/// components of the array data
|
|
|
/// @param values the values to insert
|
|
|
/// @sa http://en.cppreference.com/w/cpp/iterator/back_inserter
|
|
|
void push_back(const QVector<double> &values)
|
|
|
{
|
|
|
Q_ASSERT(values.size() % m_NbComponents == 0);
|
|
|
m_Data.append(values);
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @return the data at a specified index
|
|
|
* @remarks index must be a valid position
|
|
|
*/
|
|
|
double at(int index) const noexcept
|
|
|
{
|
|
|
QReadLocker locker{&m_Lock};
|
|
|
return m_Data.at(index);
|
|
|
}
|
|
|
|
|
|
// ///////////// //
|
|
|
// 1-dim methods //
|
|
|
// ///////////// //
|
|
|
|
|
|
/**
|
|
|
* @return the data as a vector, as a const reference
|
|
|
* @remarks this method is only available for a unidimensional ArrayData
|
|
|
*/
|
|
|
template <int D = Dim, typename = std::enable_if_t<D == 1> >
|
|
|
const QVector<double> &cdata() const noexcept
|
|
|
{
|
|
|
QReadLocker locker{&m_Lock};
|
|
|
return m_Data;
|
|
|
}
|
|
|
|
|
|
private:
|
|
|
DataContainer m_Data;
|
|
|
/// Number of components (lines). Is always 1 in a 1-dim ArrayData
|
|
|
int m_NbComponents;
|
|
|
mutable QReadWriteLock m_Lock;
|
|
|
};
|
|
|
|
|
|
#endif // SCIQLOP_ARRAYDATA_H
|
|
|
|
