diff --git a/dune/vtk/filewriter.hh b/dune/vtk/filewriter.hh
index ecddbd2b0f6f72dcebb8f2f249af0e278e1ed5c0..803fe2566dc5a2bc2d93183e7145508497854ef0 100644
--- a/dune/vtk/filewriter.hh
+++ b/dune/vtk/filewriter.hh
@@ -1,8 +1,8 @@
#pragma once
+#include <optional>
#include <string>
-#include <dune/common/std/optional.hh>
#include <dune/vtk/forward.hh>
namespace Dune
@@ -14,7 +14,7 @@ namespace Dune
virtual ~FileWriter () = default;
/// Write to file given by `filename` and (optionally) store additional data in `dataDir`
- virtual std::string write (std::string const& filename, Std::optional<std::string> dataDir = {}) const = 0;
+ virtual std::string write (std::string const& filename, std::optional<std::string> dataDir = {}) const = 0;
};
} // end namespace Dune
diff --git a/dune/vtk/gridcreators/lagrangegridcreator.hh b/dune/vtk/gridcreators/lagrangegridcreator.hh
index fa2a585775dc6ca50f6186ea9f42029864410169..c39750fe6be5f34fcb3fbb5d1516534668e76f65 100644
--- a/dune/vtk/gridcreators/lagrangegridcreator.hh
+++ b/dune/vtk/gridcreators/lagrangegridcreator.hh
@@ -3,11 +3,11 @@
#include <cassert>
#include <cstdint>
#include <limits>
+#include <optional>
#include <vector>
#include <dune/common/exceptions.hh>
#include <dune/common/hybridutilities.hh>
-#include <dune/common/std/optional.hh>
#include <dune/geometry/utility/typefromvertexcount.hh>
#include <dune/localfunctions/lagrange.hh>
#include <dune/grid/common/gridfactory.hh>
@@ -297,7 +297,7 @@ namespace Dune
private:
LocalFE localFE_;
std::vector<GlobalCoordinate> localNodes_;
- Std::optional<LocalGeometry> localGeometry_;
+ std::optional<LocalGeometry> localGeometry_;
mutable std::vector<typename LocalBasisTraits::RangeType> shapeValues_;
};
@@ -343,7 +343,7 @@ namespace Dune
LagrangeGridCreator const* gridCreator_;
LocalContext localContext_;
- Std::optional<LocalParametrization> localParametrization_;
+ std::optional<LocalParametrization> localParametrization_;
};
} // end namespace Dune
diff --git a/dune/vtk/pvdwriter.hh b/dune/vtk/pvdwriter.hh
index 38fef8f8055847aec5b8cf98642b8fb11b1337c6..7b256cc802e8f292219e46177a555a1f11ffa1cf 100644
--- a/dune/vtk/pvdwriter.hh
+++ b/dune/vtk/pvdwriter.hh
@@ -1,12 +1,11 @@
#pragma once
#include <iosfwd>
+#include <optional>
#include <string>
#include <vector>
#include <tuple>
-#include <dune/common/std/optional.hh>
-
#include <dune/vtk/vtktypes.hh>
#include <dune/vtk/filewriter.hh>
#include <dune/vtk/forward.hh>
@@ -42,7 +41,7 @@ namespace Dune
* \param dir Specifies where to write the timestep files.
* \param writeCollection Create a collection .pvd file directly
**/
- void writeTimestep (double time, std::string const& fn, Std::optional<std::string> dir = {},
+ void writeTimestep (double time, std::string const& fn, std::optional<std::string> dir = {},
bool writeCollection = true) const;
/// \brief Writes collection of timesteps to .pvd file.
@@ -52,7 +51,7 @@ namespace Dune
* \param dir (Ignored) Timestep files are already written and their filenames are
* stored in \ref timesteps_.
**/
- virtual std::string write (std::string const& fn, Std::optional<std::string> dir = {}) const override;
+ virtual std::string write (std::string const& fn, std::optional<std::string> dir = {}) const override;
/// Attach point data to the writer, \see VtkFunction for possible arguments
template <class Function, class... Args>
diff --git a/dune/vtk/pvdwriter.impl.hh b/dune/vtk/pvdwriter.impl.hh
index 347eaeb53c520e98962e80e8c0729367a19ec46e..7f84bd1ffdbd945fb99941010355c4eb3f410084 100644
--- a/dune/vtk/pvdwriter.impl.hh
+++ b/dune/vtk/pvdwriter.impl.hh
@@ -10,7 +10,7 @@ namespace Dune {
template <class W>
void PvdWriter<W>
- ::writeTimestep (double time, std::string const& fn, Std::optional<std::string> dir, bool writeCollection) const
+ ::writeTimestep (double time, std::string const& fn, std::optional<std::string> dir, bool writeCollection) const
{
auto p = filesystem::path(fn);
auto name = p.stem();
@@ -50,7 +50,7 @@ void PvdWriter<W>
template <class W>
std::string PvdWriter<W>
- ::write (std::string const& fn, Std::optional<std::string> /*dir*/) const
+ ::write (std::string const& fn, std::optional<std::string> /*dir*/) const
{
auto p = filesystem::path(fn);
auto name = p.stem();
diff --git a/dune/vtk/vtkfunction.hh b/dune/vtk/vtkfunction.hh
index 48444ec9d1a8b479a50756eba1f3f7ac68561869..d51f64c9af1a69c6affc6ff4481031a289fdeba9 100644
--- a/dune/vtk/vtkfunction.hh
+++ b/dune/vtk/vtkfunction.hh
@@ -1,8 +1,8 @@
#pragma once
+#include <optional>
#include <type_traits>
-#include <dune/common/std/optional.hh>
#include <dune/common/std/type_traits.hh>
#include "vtklocalfunction.hh"
@@ -52,7 +52,7 @@ namespace Dune
* \param type The VTK datatype how to write the function values to the output [Vtk::FLOAT64]
**/
VtkFunction (std::shared_ptr<VTKFunction<GridView> const> const& fct,
- Std::optional<Vtk::DataTypes> type = {})
+ std::optional<Vtk::DataTypes> type = {})
: localFct_(fct)
, name_(fct->name())
, ncomps_(fct->ncomps())
@@ -73,8 +73,8 @@ namespace Dune
template <class F,
class = void_t<LocalFunction<F>> >
VtkFunction (F&& fct, std::string name,
- Std::optional<int> ncomps = {},
- Std::optional<Vtk::DataTypes> type = {})
+ std::optional<int> ncomps = {},
+ std::optional<Vtk::DataTypes> type = {})
: localFct_(localFunction(std::forward<F>(fct)))
, name_(std::move(name))
{
@@ -88,7 +88,7 @@ namespace Dune
template <class F,
class = void_t<LocalFunction<F>> >
VtkFunction (F&& fct, Vtk::FieldInfo fieldInfo,
- Std::optional<Vtk::DataTypes> type = {})
+ std::optional<Vtk::DataTypes> type = {})
: VtkFunction(std::forward<F>(fct), fieldInfo.name(), fieldInfo.ncomps(), type)
{}
diff --git a/dune/vtk/vtktimeserieswriter.hh b/dune/vtk/vtktimeserieswriter.hh
index 21bcd6c20399d14e1e07bf11fb5ee437420e429f..bbac2b301ff0b4f167c0b7814b863ddee83f3a9e 100644
--- a/dune/vtk/vtktimeserieswriter.hh
+++ b/dune/vtk/vtktimeserieswriter.hh
@@ -1,12 +1,11 @@
#pragma once
#include <cassert>
+#include <optional>
#include <string>
#include <tuple>
#include <vector>
-#include <dune/common/std/optional.hh>
-
#include <dune/vtk/filewriter.hh>
#include <dune/vtk/forward.hh>
#include <dune/vtk/vtktypes.hh>
@@ -66,7 +65,7 @@ namespace Dune
* \param writeCollection Create a timeseries file directly
**/
void writeTimestep (double time, std::string const& fn,
- Std::optional<std::string> tmpDir = {},
+ std::optional<std::string> tmpDir = {},
bool writeCollection = true) const;
/// Writes all timesteps to single timeseries file.
@@ -79,7 +78,7 @@ namespace Dune
*
* \returns File name of the actual written file
**/
- virtual std::string write (std::string const& fn, Std::optional<std::string> dir = {}) const override;
+ virtual std::string write (std::string const& fn, std::optional<std::string> dir = {}) const override;
/// Attach point data to the writer, \see VtkFunction for possible arguments
template <class Function, class... Args>
diff --git a/dune/vtk/vtktimeserieswriter.impl.hh b/dune/vtk/vtktimeserieswriter.impl.hh
index 96cacb967f83d1fd1043b8d8ef552e0ce6e5fa61..f3822daa7fc832cbe157a3e91fe71b06a55146fe 100644
--- a/dune/vtk/vtktimeserieswriter.impl.hh
+++ b/dune/vtk/vtktimeserieswriter.impl.hh
@@ -39,7 +39,7 @@ VtkTimeseriesWriter<W>::~VtkTimeseriesWriter ()
template <class W>
void VtkTimeseriesWriter<W>
- ::writeTimestep (double time, std::string const& fn, Std::optional<std::string> tmpDir, bool writeCollection) const
+ ::writeTimestep (double time, std::string const& fn, std::optional<std::string> tmpDir, bool writeCollection) const
{
auto name = filesystem::path(fn).stem();
auto tmpBase = tmpDir ? filesystem::path(*tmpDir) : tmpDir_;
@@ -75,7 +75,7 @@ void VtkTimeseriesWriter<W>
template <class W>
std::string VtkTimeseriesWriter<W>
- ::write (std::string const& fn, Std::optional<std::string> dir) const
+ ::write (std::string const& fn, std::optional<std::string> dir) const
{
assert( initialized_ );
diff --git a/dune/vtk/vtkwriterinterface.hh b/dune/vtk/vtkwriterinterface.hh
index b379a0f6bf58f8fc260358acfe1c2df4f23f3602..8dadb0a5ed609c1c8d9af6bb7b066935fee4c12c 100644
--- a/dune/vtk/vtkwriterinterface.hh
+++ b/dune/vtk/vtkwriterinterface.hh
@@ -3,11 +3,11 @@
#include <iosfwd>
#include <map>
#include <memory>
+#include <optional>
#include <string>
#include <vector>
#include <dune/common/parallel/mpihelper.hh>
-#include <dune/common/std/optional.hh>
#include <dune/vtk/filewriter.hh>
#include <dune/vtk/forward.hh>
#include <dune/vtk/vtkfunction.hh>
@@ -84,7 +84,7 @@ namespace Dune
*
* \returns File name that is actually written.
**/
- virtual std::string write (std::string const& fn, Std::optional<std::string> dir = {}) const override;
+ virtual std::string write (std::string const& fn, std::optional<std::string> dir = {}) const override;
/// \brief Attach point data to the writer
/**
@@ -158,7 +158,7 @@ namespace Dune
std::vector<pos_type>& offsets,
VtkFunction const& fct,
PositionTypes type,
- Std::optional<std::size_t> timestep = {}) const;
+ std::optional<std::size_t> timestep = {}) const;
// Write point-data and cell-data in raw/compressed format to output stream
void writeDataAppended (std::ofstream& out, std::vector<std::uint64_t>& blocks) const;
@@ -168,7 +168,7 @@ namespace Dune
// vector `offsets`.
void writePoints (std::ofstream& out,
std::vector<pos_type>& offsets,
- Std::optional<std::size_t> timestep = {}) const;
+ std::optional<std::size_t> timestep = {}) const;
// Write Appended section and fillin offset values to XML attributes
void writeAppended (std::ofstream& out, std::vector<pos_type> const& offsets) const;
diff --git a/dune/vtk/vtkwriterinterface.impl.hh b/dune/vtk/vtkwriterinterface.impl.hh
index f0e7715b9d5f98998ad0c89a66763140945ac3ae..597774c9cbacb45aedd3269e8f6d28b7777a0e39 100644
--- a/dune/vtk/vtkwriterinterface.impl.hh
+++ b/dune/vtk/vtkwriterinterface.impl.hh
@@ -24,7 +24,7 @@ namespace Dune {
template <class GV, class DC>
std::string VtkWriterInterface<GV,DC>
- ::write (std::string const& fn, Std::optional<std::string> dir) const
+ ::write (std::string const& fn, std::optional<std::string> dir) const
{
dataCollector_->update();
@@ -80,7 +80,7 @@ template <class GV, class DC>
void VtkWriterInterface<GV,DC>
::writeData (std::ofstream& out, std::vector<pos_type>& offsets,
VtkFunction const& fct, PositionTypes type,
- Std::optional<std::size_t> timestep) const
+ std::optional<std::size_t> timestep) const
{
out << "<DataArray Name=\"" << fct.name() << "\" type=\"" << to_string(fct.type()) << "\""
<< " NumberOfComponents=\"" << fct.ncomps() << "\" format=\"" << (format_ == Vtk::ASCII ? "ascii\"" : "appended\"");
@@ -106,7 +106,7 @@ void VtkWriterInterface<GV,DC>
template <class GV, class DC>
void VtkWriterInterface<GV,DC>
::writePoints (std::ofstream& out, std::vector<pos_type>& offsets,
- Std::optional<std::size_t> timestep) const
+ std::optional<std::size_t> timestep) const
{
out << "<DataArray type=\"" << to_string(datatype_) << "\""
<< " NumberOfComponents=\"3\" format=\"" << (format_ == Vtk::ASCII ? "ascii\"" : "appended\"");
diff --git a/dune/vtk/writers/vtkrectilineargridwriter.hh b/dune/vtk/writers/vtkrectilineargridwriter.hh
index 32e2e4b76c0ec11e9a8b3d0bdd94d1fcd44bdfc9..f119a0501f54adff0987b4e7112fb4d386f8300a 100644
--- a/dune/vtk/writers/vtkrectilineargridwriter.hh
+++ b/dune/vtk/writers/vtkrectilineargridwriter.hh
@@ -42,7 +42,7 @@ namespace Dune
virtual void writeParallelFile (std::ofstream& out, std::string const& pfilename, int size) const override;
void writeCoordinates (std::ofstream& out, std::vector<pos_type>& offsets,
- Std::optional<std::size_t> timestep = {}) const;
+ std::optional<std::size_t> timestep = {}) const;
template <class T>
std::array<std::uint64_t, 3> writeCoordinatesAppended (std::ofstream& out) const;
diff --git a/dune/vtk/writers/vtkrectilineargridwriter.impl.hh b/dune/vtk/writers/vtkrectilineargridwriter.impl.hh
index d7be66f27493a2a9e93fe603ded13815f0e5f19c..f2c822382e96f4c5d4f0c7e4d991fbf44146e483 100644
--- a/dune/vtk/writers/vtkrectilineargridwriter.impl.hh
+++ b/dune/vtk/writers/vtkrectilineargridwriter.impl.hh
@@ -116,7 +116,7 @@ void VtkRectilinearGridWriter<GV,DC>
template <class GV, class DC>
void VtkRectilinearGridWriter<GV,DC>
::writeCoordinates (std::ofstream& out, std::vector<pos_type>& offsets,
- Std::optional<std::size_t> timestep) const
+ std::optional<std::size_t> timestep) const
{
std::string names = "xyz";
if (format_ == Vtk::ASCII) {
diff --git a/dune/vtk/writers/vtkunstructuredgridwriter.hh b/dune/vtk/writers/vtkunstructuredgridwriter.hh
index e1732cb7c52c0fc6c0d221e3c6acff1e12504bff..a1d557ba9a35e04c43369c123c9e257d0a598482 100644
--- a/dune/vtk/writers/vtkunstructuredgridwriter.hh
+++ b/dune/vtk/writers/vtkunstructuredgridwriter.hh
@@ -74,11 +74,11 @@ namespace Dune
// vector `offsets`.
void writeCells (std::ofstream& out,
std::vector<pos_type>& offsets,
- Std::optional<std::size_t> timestep = {}) const;
+ std::optional<std::size_t> timestep = {}) const;
void writePointIds (std::ofstream& out,
std::vector<pos_type>& offsets,
- Std::optional<std::size_t> timestep = {}) const;
+ std::optional<std::size_t> timestep = {}) const;
private:
using Super::dataCollector_;
diff --git a/dune/vtk/writers/vtkunstructuredgridwriter.impl.hh b/dune/vtk/writers/vtkunstructuredgridwriter.impl.hh
index 8819e22c8a73da8b5b889f9874db71ab2f028151..7eb17d4247f9f1db17f1e26e69ef2853b14a2a33 100644
--- a/dune/vtk/writers/vtkunstructuredgridwriter.impl.hh
+++ b/dune/vtk/writers/vtkunstructuredgridwriter.impl.hh
@@ -281,7 +281,7 @@ void VtkUnstructuredGridWriter<GV,DC>
template <class GV, class DC>
void VtkUnstructuredGridWriter<GV,DC>
::writeCells (std::ofstream& out, std::vector<pos_type>& offsets,
- Std::optional<std::size_t> timestep) const
+ std::optional<std::size_t> timestep) const
{
if (format_ == Vtk::ASCII) {
auto cells = dataCollector_->cells();
@@ -337,7 +337,7 @@ template <class GV, class DC>
void VtkUnstructuredGridWriter<GV,DC>
::writePointIds (std::ofstream& out,
std::vector<pos_type>& offsets,
- Std::optional<std::size_t> timestep) const
+ std::optional<std::size_t> timestep) const
{
auto ids = dataCollector_->pointIds();
if (ids.empty())