Framework/Cascade/Cascade.h

-#ifndef _include_Cascade_h_
-#define _include_Cascade_h_
-
-namespace cascade {
-
-  template<typename Processes, typename Trajectory, typename Stack>
-  class Cascade {
-    
-  public:
-    Cascade();
-
-    void Init();
-    void Run();
-    void Step(Particle& particle);
-
-  private:
-    Stack fStack;
-    Processes fProcesseList;
-    
-  };
-  
-}
-
-#endif

Framework/Cascade/Step.cc

-
-
-namespace cascade;
-
-
-void
-Cascade::Step(auto& sequence, Particle& particle)
-{
-  double nextStep = sequence.MinStepLength(particle);
-  Trajectory trajectory = sequence.Transport(particle, nextStep);
-  sequence.DoContinuous(particle, trajectory);
-  sequence.DoDiscrete(particle);
-}
-

Framework/Geometry/BaseVector.h

-#ifndef _include_BASEVECTOR_H_
-#define _include_BASEVECTOR_H_
-
-#include <fwk/QuantityVector.h>
-#include <fwk/CoordinateSystem.h>
-
-namespace fwk {
-
-/*!
- * Common base class for Vector and Point. Currently it does basically nothing.
- */
-
-template <typename dim>
-class BaseVector
-{
-protected:
-    QuantityVector<dim> qVector;
-    CoordinateSystem const* cs;
-    
-public:
-    BaseVector(CoordinateSystem const& pCS, QuantityVector<dim> pQVector) :
-        qVector(pQVector), cs(&pCS)
-    {
-    }
-};
-
-} // end namesapce
- 
-#endif

Framework/Geometry/CMakeLists.txt

-
-set (
-  GEOMETRY_SOURCES
-  CoordinateSystem.cc
-  )
-
-set (
-  GEOMETRY_HEADERS
-  Vector.h
-  Point.h
-  Sphere.h
-  CoordinateSystem.h
-  Helix.h
-  BaseVector.h
-  QuantityVector.h
-  )
-
-set (
-  GEOMETRY_NAMESPACE
-  fwk
-  )
-
-add_library (CORSIKAgeometry STATIC ${GEOMETRY_SOURCES})
-CORSIKA_COPY_HEADERS_TO_NAMESPACE (CORSIKAgeometry ${GEOMETRY_NAMESPACE} ${GEOMETRY_HEADERS})
-
-set_target_properties (
-  CORSIKAgeometry
-  PROPERTIES
-  VERSION ${PROJECT_VERSION}
-  SOVERSION 1
-  PUBLIC_HEADER "${GEOMETRY_HEADERS}"
-  )
-
-# target dependencies on other libraries (also the header onlys)
-target_link_libraries (
-  CORSIKAgeometry
-  CORSIKAunits
-  )
-
-target_include_directories (
-  CORSIKAgeometry
-  PRIVATE   ${EIGEN3_INCLUDE_DIR}
-  INTERFACE ${EIGEN3_INCLUDE_DIR}
-  $<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/include>
-  $<INSTALL_INTERFACE:include/include>
-  )
-
-install (
-  TARGETS CORSIKAgeometry
-  LIBRARY DESTINATION lib
-  ARCHIVE DESTINATION lib
-  PUBLIC_HEADER DESTINATION include/${GEOMETRY_NAMESPACE}
-  )
-
-
-# --------------------
-# code unit testing
-add_executable (testGeometry testGeometry.cc)
-
-target_link_libraries (
-  testGeometry
-  CORSIKAgeometry
-  CORSIKAunits
-  CORSIKAthirdparty # for catch2
-  )
-
-add_test (NAME testGeometry COMMAND testGeometry)
-

Framework/Geometry/CoordinateSystem.cc

-#include <Geometry/CoordinateSystem.h>
-
-EigenTransform CoordinateSystem::GetTransformation(CoordinateSystem const& c1, CoordinateSystem const& c2)
-{
-    CoordinateSystem const* a{&c1};
-    CoordinateSystem const* b{&c2};
-    CoordinateSystem const* commonBase{nullptr};
-    
-    while (a != b && b != nullptr)
-    {
-        a = &c1;
-        
-        while (a != b && a != nullptr)
-        {
-            a = a->GetReference();
-        }
-        
-        if (a == b)
-            break;
-        
-        b = b->GetReference();
-    }
-    
-    if (a == b && a != nullptr)
-    {
-        commonBase = a;
-        
-    }
-    else
-    {
-        throw std::string("no connection between coordinate systems found!");
-    }
-    
-    
-    EigenTransform t = EigenTransform::Identity();
-    
-    auto* p = &c1;
-    
-    while (p != commonBase)
-    {
-        t = p->GetTransform() * t;
-        p = p->GetReference();
-    }
-    
-    p = &c2;
-    
-    while (p != commonBase)
-    {
-        t = p->GetTransform().inverse(Eigen::TransformTraits::Isometry) * t;
-        p = p->GetReference();
-    }
-    
-    return t;
-}

Framework/Geometry/CoordinateSystem.h

-#ifndef _include_COORDINATESYSTEM_H_
-#define _include_COORDINATESYSTEM_H_
-
-#include <Geometry/QuantityVector.h>
-#include <Units/PhysicalUnits.h>
-
-#include <Eigen/Dense>
-
-typedef Eigen::Transform<double, 3, Eigen::Affine> EigenTransform;
-typedef Eigen::Translation<double, 3> EigenTranslation;
-
-class CoordinateSystem
-{
-    CoordinateSystem const* reference = nullptr;
-    EigenTransform transf;
-    
-    CoordinateSystem(CoordinateSystem const& reference, EigenTransform const& transf) :
-        reference(&reference),
-        transf(transf)
-    {
-        
-    }
-    
-public:
-    static EigenTransform GetTransformation(CoordinateSystem const& c1, CoordinateSystem const& c2);
-
-    CoordinateSystem() : // for creating the root CS
-        transf(EigenTransform::Identity())
-    {
-        
-    }
-    
-    auto& operator=(const CoordinateSystem& pCS)
-    {
-        reference = pCS.reference;
-        transf = pCS.transf;
-        return *this;
-    }    
-    
-    auto translate(QuantityVector<phys::units::length_d> vector) const
-    {
-        EigenTransform const translation{EigenTranslation(vector.eVector)};
-        
-        return CoordinateSystem(*this, translation);
-    }
-    
-    auto rotate(QuantityVector<phys::units::length_d> axis, double angle) const
-    {
-        EigenTransform const rotation{Eigen::AngleAxisd(angle, axis.eVector.normalized())};
-        
-        return CoordinateSystem(*this, rotation);
-    }
-    
-    auto translateAndRotate(QuantityVector<phys::units::length_d> translation, QuantityVector<phys::units::length_d> axis, double angle)
-    {
-        EigenTransform const transf{Eigen::AngleAxisd(angle, axis.eVector.normalized()) * EigenTranslation(translation.eVector)};
-        
-        return CoordinateSystem(*this, transf);
-    }
-    
-    auto const* GetReference() const
-    {
-        return reference;
-    }
-    
-    auto const& GetTransform() const
-    {
-        return transf;
-    }    
-};
-
-#endif

Framework/Geometry/Helix.h

-#ifndef _include_HELIX_H_
-#define _include_HELIX_H_
-
-#include <fwk/Vector.h>
-#include <fwk/Point.h>
-#include <Units/PhysicalUnits.h>
-
-#include <cmath>
-
-namespace fwk {
-
-class Helix // TODO: inherit from to-be-implemented "Trajectory"
-{
-    using SpeedVec = Vector<Speed::dimension_type>;
-    
-    Point const r0;
-    Frequency const omegaC;
-    SpeedVec const vPar;
-    SpeedVec vPerp, uPerp;
-    
-    Length const radius;
-    
-public:
-    Helix(Point const& pR0, phys::units::quantity<phys::units::frequency_d> pOmegaC,
-        SpeedVec const& pvPar, SpeedVec const& pvPerp) :
-        r0(pR0), omegaC(pOmegaC), vPar(pvPar), vPerp(pvPerp), uPerp(vPerp.cross(vPar.normalized())),
-        radius(pvPar.norm() / abs(pOmegaC))
-    {
-        
-    }
-    
-    auto GetPosition(Time t) const
-    {
-        return r0 + vPar * t + (vPerp * (cos(omegaC * t) - 1) + uPerp * sin(omegaC * t)) / omegaC;
-    }
-    
-    auto GetRadius() const
-    {
-        return radius;
-    }
-};
-
-} // end namesapce
- 
-#endif

Framework/Geometry/LineTrajectory.h

-#ifndef _include_LINETRAJECTORY_H
-#define _include_LINETRAJECTORY_H
-
-#include <fwk/Point.h>
-#include <fwk/Vector.h>
-#include <Units/PhysicalUnits.h>
-
-namesapce fwk {
-
-class LineTrajectory // TODO: inherit from Trajectory
-{
-    using SpeedVec = Vector<Speed::dimension_type>;
-    
-    Point const r0;
-    SpeedVec const v0;
-    
-    LineTrajectory(Point const& pR0, SpeedVec const& pV0) :
-        r0(r0), v0(pV0)
-    {
-    }
-    
-    auto GetPosition(Time t) const
-    {
-        return r0 + v0 * t;
-    }
-};
-
-} // end namesapce
-
-#endif

Framework/Geometry/Point.h

-#ifndef _include_POINT_H_
-#define _include_POINT_H_
-
-#include <fwk/BaseVector.h>
-#include <fwk/QuantityVector.h>
-#include <fwk/Vector.h>
-#include <Units/PhysicalUnits.h>
-
-
-namespace fwk {
-
-  /*!
-   * A Point represents a point in position space. It is defined by its
-   * coordinates with respect to some CoordinateSystem.
-   */
-  class Point : public BaseVector<phys::units::length_d>
-  {
-  public:
-  Point(CoordinateSystem const& pCS, QuantityVector<phys::units::length_d> pQVector) :
-    BaseVector<phys::units::length_d>(pCS, pQVector)
-      {
-      }
-    
-  Point(CoordinateSystem const& cs, Length x, Length y, Length z) :
-        BaseVector<phys::units::length_d>(cs, {x, y, z})
-    {
-    }
-    
-    auto GetCoordinates() const
-    {
-        return BaseVector<phys::units::length_d>::qVector;
-    }
-    
-    auto GetCoordinates(CoordinateSystem const& pCS) const
-    {
-        if (&pCS == BaseVector<phys::units::length_d>::cs)
-        {
-            return BaseVector<phys::units::length_d>::qVector;
-        }
-        else
-        {
-            return QuantityVector<phys::units::length_d>(CoordinateSystem::GetTransformation(*BaseVector<phys::units::length_d>::cs, pCS) * BaseVector<phys::units::length_d>::qVector.eVector);
-        }
-    }
-    
-    /*!
-     * transforms the Point into another CoordinateSystem by changing its
-     * coordinates interally
-     */
-    void rebase(CoordinateSystem const& pCS)
-    {
-        BaseVector<phys::units::length_d>::qVector = GetCoordinates(pCS);
-        BaseVector<phys::units::length_d>::cs = &pCS;
-    }
-    
-    Point operator+(Vector<phys::units::length_d> const& pVec) const
-    {        
-        return Point(*BaseVector<phys::units::length_d>::cs, GetCoordinates() + pVec.GetComponents(*BaseVector<phys::units::length_d>::cs));
-    }
-    
-    /*!
-     * returns the distance Vector between two points
-     */
-    Vector<phys::units::length_d> operator-(Point const& pB) const
-    {
-        auto& cs = *BaseVector<phys::units::length_d>::cs;
-        return Vector<phys::units::length_d>(cs, GetCoordinates() - pB.GetCoordinates(cs));
-    }
-};
-
-} // end namespace
-  
-#endif

Framework/Geometry/QuantityVector.h

-#ifndef _include_QUANTITYVECTOR_H_
-#define _include_QUANTITYVECTOR_H_
-
-#include <Units/PhysicalUnits.h>
-
-#include <Eigen/Dense>
-#include <iostream>
-#include <utility>
-
-/*!
- * A QuantityVector is a three-component container based on Eigen::Vector3d
- * with a phys::units::dimension. Arithmethic operators are defined that
- * propagate the dimensions by dimensional analysis.
- */
-
-template <typename dim>
-class QuantityVector
-{
-protected:
-    using Quantity = phys::units::quantity<dim, double>; //< the phys::units::quantity corresponding to the dimension
-    
-public:
-    Eigen::Vector3d eVector; //!< the actual container where the raw numbers are stored
-    
-    typedef dim dimension; //!< should be a phys::units::dimension
-
-    QuantityVector(Quantity a, Quantity b, Quantity c) :
-        eVector{a.magnitude(), b.magnitude(), c.magnitude()}
-    {
-    }
-    
-    QuantityVector(Eigen::Vector3d pBareVector) :
-        eVector(pBareVector)
-    {
-    }
-    
-    auto operator[](size_t index) const
-    {
-        return Quantity(phys::units::detail::magnitude_tag, eVector[index]);
-    }
-    
-    auto norm() const
-    {
-        return Quantity(phys::units::detail::magnitude_tag, eVector.norm());
-    }
-    
-    auto squaredNorm() const
-    {
-        using QuantitySquared = decltype(std::declval<Quantity>() * std::declval<Quantity>());
-        return QuantitySquared(phys::units::detail::magnitude_tag, eVector.squaredNorm());
-    }
-    
-    auto operator+(QuantityVector<dim> const& pQVec) const
-    {
-        return QuantityVector<dim>(eVector + pQVec.eVector);
-    }
-    
-    auto operator-(QuantityVector<dim> const& pQVec) const
-    {
-        return QuantityVector<dim>(eVector - pQVec.eVector);
-    }
-    
-    template <typename ScalarDim>
-    auto operator*(phys::units::quantity<ScalarDim, double> const p) const
-    {
-        using ResQuantity = phys::units::detail::Product<ScalarDim, dim, double, double>;
-        
-        if constexpr (std::is_same<ResQuantity, double>::value) // result dimensionless, not a "Quantity" anymore
-        {
-            return QuantityVector<phys::units::dimensionless_d>(eVector * p.magnitude());
-        }
-        else
-        {
-            return QuantityVector<typename ResQuantity::dimension_type>(eVector * p.magnitude());
-        }
-    }
-    
-    template <typename ScalarDim>
-    auto operator/(phys::units::quantity<ScalarDim, double> const p) const
-    {
-        return (*this) * (1 / p);
-    }
-    
-    auto operator*(double const p) const
-    {
-        return QuantityVector<dim>(eVector * p);
-    }
-    
-    auto operator/(double const p) const
-    {
-        return QuantityVector<dim>(eVector / p);
-    }
-    
-    auto& operator/=(double const p)
-    {
-        eVector /= p;
-        return *this;
-    }
-    
-    auto& operator*=(double const p)
-    {
-        eVector *= p;
-        return *this;
-    }
-    
-    auto& operator+=(QuantityVector<dim> const& pQVec)
-    {
-        eVector += pQVec.eVector;
-        return *this;
-    }
-    
-    auto& operator-=(QuantityVector<dim> const& pQVec)
-    {
-        eVector -= pQVec.eVector;
-        return *this;
-    }
-    
-    auto& operator-() const
-    {
-        return QuantityVector<dim>(-eVector);
-    }
-    
-    auto normalized() const
-    {
-        return (*this) * (1 / norm());
-    }
-};
-
-template <typename dim>
-auto& operator<<(std::ostream& os, QuantityVector<dim> qv)
-{
-    using Quantity = phys::units::quantity<dim, double>;
-    
-    os << '(' << qv.eVector(0) << ' ' << qv.eVector(1) << ' ' << qv.eVector(2)
-       << ") " << phys::units::to_unit_symbol<dim, double>(Quantity(phys::units::detail::magnitude_tag, 1));
-    return os;
-}
-
-#endif

Framework/Geometry/Sphere.h

-#ifndef _include_SPHERE_H_
-#define _include_SPHERE_H_
-
-#include <fwk/Point.h>
-#include <Units/PhysicalUnits.h>
-
-namespace fwk {
-
-class Sphere
-{
-    Point center;
-    Length const radius;
-    
-public:
-    Sphere(Point const& pCenter, Length const pRadius) :
-        center(pCenter), radius(pRadius)
-    {
-        
-    }
-        
-    auto isInside(Point const& p) const
-    {
-        return radius*radius > (center - p).squaredNorm();
-    }
-
-};
-
-}// end namespace
-
-#endif

Framework/Geometry/Vector.h

-#ifndef _include_VECTOR_H_
-#define _include_VECTOR_H_
-
-#include <fwk/BaseVector.h>
-#include <fwk/QuantityVector.h>
-#include <Units/PhysicalUnits.h>
-
-/*!
- * A Vector represents a 3-vector in Euclidean space. It is defined by components
- * given in a specific CoordinateSystem. It has a physical dimension ("unit")
- * as part of its type, so you cannot mix up e.g. electric with magnetic fields
- * (but you could calculate their cross-product to get an energy flux vector).
- * 
- * When transforming coordinate systems, a Vector is subject to the rotational
- * part only and invariant under translations.
- */
-
-namespace fwk {
-
-  template <typename dim>
-    class Vector : public BaseVector<dim>
-{
-    using Quantity = phys::units::quantity<dim, double>;
-    
-public:
-    Vector(CoordinateSystem const& pCS, QuantityVector<dim> pQVector) :
-        BaseVector<dim>(pCS, pQVector)
-    {
-    }
-
-    Vector(CoordinateSystem const& cs, Quantity x, Quantity y, Quantity z) :
-        BaseVector<dim>(cs, QuantityVector<dim>(x, y, z))
-    {
-    }
-    
-    /*!
-     * returns a QuantityVector with the components given in the "home"
-     * CoordinateSystem of the Vector
-     */
-    auto GetComponents() const
-    {
-        return BaseVector<dim>::qVector;
-    }
-    
-    /*!
-     * returns a QuantityVector with the components given in an arbitrary
-     * CoordinateSystem
-     */
-    auto GetComponents(CoordinateSystem const& pCS) const
-    {
-        if (&pCS == BaseVector<dim>::cs)
-        {
-            return BaseVector<dim>::qVector;
-        }
-        else
-        {
-            return QuantityVector<dim>(CoordinateSystem::GetTransformation(*BaseVector<dim>::cs, pCS).linear() * BaseVector<dim>::qVector.eVector);
-        }
-    }
-    
-    /*!
-     * transforms the Vector into another CoordinateSystem by changing
-     * its components internally
-     */
-    void rebase(CoordinateSystem const& pCS)
-    {
-        BaseVector<dim>::qVector = GetComponents(pCS);        
-        BaseVector<dim>::cs = &pCS;
-    }
-    
-    /*!
-     * returns the norm/length of the Vector. Before using this method,
-     * think about whether squaredNorm() might be cheaper for your computation.
-     */
-    auto norm() const
-    {
-        return BaseVector<dim>::qVector.norm();
-    }
-    
-    /*!
-     * returns the squared norm of the Vector. Before using this method,
-     * think about whether norm() might be cheaper for your computation.
-     */
-    auto squaredNorm() const
-    {
-        return BaseVector<dim>::qVector.squaredNorm();
-    }
-    
-    /*!
-     * returns a Vector \f$ \vec{v}_{\parallel} \f$ which is the parallel projection
-     * of this vector \f$ \vec{v}_1 \f$ along another Vector \f$ \vec{v}_2 \f$ given by
-     *   \f[
-     *     \vec{v}_{\parallel} = \frac{\vec{v}_1 \cdot \vec{v}_2}{\vec{v}_2^2} \vec{v}_2
-     *   \f]
-     */
-    template <typename dim2>
-    auto parallelProjectionOnto(Vector<dim2> const& pVec, CoordinateSystem const& pCS) const
-    {
-        auto const ourCompVec = GetComponents(pCS);
-        auto const otherCompVec = pVec.GetComponents(pCS);
-        auto const& a = ourCompVec.eVector;
-        auto const& b = otherCompVec.eVector;
-        
-        return Vector<dim>(pCS, QuantityVector<dim>(b * ((a.dot(b)) / b.squaredNorm())));
-    }
-    
-    template <typename dim2>
-    auto parallelProjectionOnto(Vector<dim2> const& pVec) const
-    {
-        return parallelProjectionOnto<dim2>(pVec, *BaseVector<dim>::cs);
-    }
-    
-    auto operator+(Vector<dim> const& pVec) const
-    {
-        auto const components = GetComponents(*BaseVector<dim>::cs) + pVec.GetComponents(*BaseVector<dim>::cs);
-        return Vector<dim>(*BaseVector<dim>::cs, components);
-    }
-    
-    auto operator-(Vector<dim> const& pVec) const
-    {
-        auto const components = GetComponents() - pVec.GetComponents(*BaseVector<dim>::cs);
-        return Vector<dim>(*BaseVector<dim>::cs, components);
-    }
-    
-    auto& operator*=(double const p)
-    {
-        BaseVector<dim>::qVector *= p;
-        return *this;
-    }
-    
-    template <typename ScalarDim>
-    auto operator*(phys::units::quantity<ScalarDim, double> const p) const
-    {
-        using ProdQuantity = phys::units::detail::Product<dim, ScalarDim, double, double>;
-        
-        if constexpr (std::is_same<ProdQuantity, double>::value) // result dimensionless, not a "Quantity" anymore
-        {
-            return Vector<phys::units::dimensionless_d>(*BaseVector<dim>::cs, BaseVector<dim>::qVector * p);
-        }
-        else
-        {
-            return Vector<typename ProdQuantity::dimension_type>(*BaseVector<dim>::cs, BaseVector<dim>::qVector * p);        
-        }
-    }
-    
-    template <typename ScalarDim>
-    auto operator/(phys::units::quantity<ScalarDim, double> const p) const
-    {
-        return (*this) * (1 / p);
-    }
-    
-    auto operator*(double const p) const
-    {        
-        return Vector<dim>(*BaseVector<dim>::cs, BaseVector<dim>::qVector * p);
-    }
-    
-    auto operator/(double const p) const
-    {        
-        return Vector<dim>(*BaseVector<dim>::cs, BaseVector<dim>::qVector / p);
-    }
-    
-    auto& operator+=(Vector<dim> const& pVec)
-    {
-        BaseVector<dim>::qVector += pVec.GetComponents(*BaseVector<dim>::cs);
-        return *this;
-    }
-    
-    auto& operator-=(Vector<dim> const& pVec)
-    {
-        BaseVector<dim>::qVector -= pVec.GetComponents(*BaseVector<dim>::cs);
-        return *this;
-    }
-    
-    auto& operator-() const
-    {
-        return Vector<dim>(*BaseVector<dim>::cs, - BaseVector<dim>::qVector);
-    }
-    
-    auto normalized() const
-    {
-        return (*this) * (1 / norm());
-    }
-    
-    template <typename dim2>
-    auto cross(Vector<dim2> pV) const
-    {
-        auto const c1 = GetComponents().eVector;
-        auto const c2 = pV.GetComponents(*BaseVector<dim>::cs).eVector;
-        auto const bareResult = c1.cross(c2);
-        
-        using ProdQuantity = phys::units::detail::Product<dim, dim2, double, double>;
-        
-        if constexpr (std::is_same<ProdQuantity, double>::value) // result dimensionless, not a "Quantity" anymore
-        {
-            return Vector<phys::units::dimensionless_d>(*BaseVector<dim>::cs, bareResult);
-        }
-        else
-        {
-            return Vector<typename ProdQuantity::dimension_type>(*BaseVector<dim>::cs, bareResult);        
-        }
-    }
-    
-};
-
-} // end namespace
-  
-#endif

Framework/Geometry/testGeometry.cc

-#define CATCH_CONFIG_MAIN  // This tells Catch to provide a main() - only do this in one cpp file
-#include <catch2/catch.hpp>
-
-#include <Units/PhysicalUnits.h>
-
-using namespace phys::units;
-using namespace phys::units::literals;
-
-TEST_CASE( "Geometry", "[Geometry]" )
-{  
-  SECTION( "Coordinate Systems" )
-    {
-    }
-  
-  SECTION( "Point" )
-    {
-    }
-  
-  SECTION( "Vector" )
-    {
-    }
-
-  SECTION( "Helix" )
-    {
-    }
-
-  SECTION( "Line" )
-    {
-    }
-}

Framework/Logging/BufferedSink.h

-#ifndef _include_BufferedSink_h_
-#define _include_BufferedSink_h_
-
-namespace fwk {
-
-  namespace sink {
-    
-
-    /**
-       Output buffer template. NoBuffer does nothingk.
-    */
-    /*
-    struct NoBuffer {
-      inline bool Test(const std::string&) const { return false; }
-      inline std::string GetString() const { return std::string(""); }
-      inline void Clear() {}
-      inline void Add(const std::string&) {}
-    };
-    */
-    /**
-       Output buffer template. StdBuffer records fSize characters in
-       local memeory before passing it on to further output stages. 
-    */
-    
-    struct StdBuffer {
-    StdBuffer(const int size) : fSize(size) {}
-      inline bool Test(const std::string& s) { return int(fBuffer.tellp())+s.length() < fSize; }
-      inline std::string GetString() const { return fBuffer.str(); }
-      inline void Clear() { fBuffer.str(""); }
-      inline void Add(const std::string& s) { fBuffer << s; }
-    private:
-      int fSize;
-      std::ostringstream fBuffer;
-    };
-    
-    
-    /**
-       Definition of Sink for log output. 
-    */  
-    template<typename TStream, typename TBuffer=StdBuffer> 
-    class BufferedSink {
-    public:
-    BufferedSink(TStream& out, TBuffer buffer = {} ) : fOutput(out), fBuffer(std::move(buffer)) {} 
-    void operator<<(const std::string& msg) {
-      if (!fBuffer.Test(msg)) {
-        fOutput << fBuffer.GetString();
-        fBuffer.Clear();
-      }
-      if (!fBuffer.Test(msg))
-        fOutput << msg;
-      else 
-        fBuffer.Add(msg);
-    }
-    void Close() { fOutput << fBuffer.GetString(); }
-    private:
-    TStream& fOutput;
-    TBuffer fBuffer;
-    };
-    
-    typedef BufferedSink<std::ostream, StdBuffer> BufferedSinkStream;
-
-  }// end namespace
-} // end namespace
-  
-#endif

Framework/Logging/CMakeLists.txt

-
-add_library (CORSIKAlogging INTERFACE)
-
-# namespace of library -> location of header files
-set (
-  CORSIKAlogging_NAMESPACE
-  fwk
-  )
-
-# header files of this library
-set (
-  CORSIKAlogging_HEADERS
-  Logger.h
-  Sink.h
-  MessageOn.h
-  MessageOff.h
-  NoSink.h
-  Sink.h
-  BufferedSink.h
-  )
-
-CORSIKA_COPY_HEADERS_TO_NAMESPACE (CORSIKAlogging ${CORSIKAlogging_NAMESPACE} ${CORSIKAlogging_HEADERS})
-
-# include directive for upstream code
-target_include_directories (
-  CORSIKAlogging
-  INTERFACE
-  $<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/include>
-  $<INSTALL_INTERFACE:include/>
-  )
-
-# install library
-install (
-  FILES ${CORSIKAlogging_HEADERS}
-  DESTINATION include/${CORSIKAlogging_NAMESPACE}
-  )
-
-# ----------------
-# code unit testing
-add_executable (
-  testLogging
-  testLogging.cc
-  )
-
-target_link_libraries (
-  testLogging
-  CORSIKAlogging
-  CORSIKAthirdparty # for catch2
-  )
-
-add_test (
-  NAME testLogging
-  COMMAND testLogging
-  )
-

Framework/Logging/Logger.h

-/**
-   @File Logger.h
-
-   Everything around logfile generation and text output.
- */
-
-#ifndef _include_logger_h_
-#define _include_logger_h_
-
-#include <iosfwd>
-#include <string>
-#include <sstream>
-#include <typeinfo>
-
-#include <boost/format.hpp>
-
-#include <fwk/MessageOn.h>
-#include <fwk/MessageOff.h>
-#include <fwk/Sink.h>
-#include <fwk/NoSink.h>
-#include <fwk/BufferedSink.h>
-
-
-using namespace std;
-using namespace boost;
-
-
-namespace fwk {
-  
-
-  /**
-     @class Logger
-
-     Defines one stream to accept messages, and to wrote those into
-     TSink.  The helper class MessageOn will convert input at
-     compile-time into message strings. The helper class MessageOff,
-     will just do nothing and will be optimized away at compile time.
-  */
-  template<typename MSG=MessageOn, typename TSink=sink::NoSink> 
-  class Logger : private MSG {
-    
-    using MSG::Message;
-    
-  public:
-    // Logger() : fName("") {}
-    Logger(const std::string color, const std::string name, TSink& sink) : fSink(sink), fName(color+"["+name+"]\033[39m ")  {} 
-    ~Logger() { fSink.Close(); }    
-    // Logger(const Logger&) = delete;
-
-    /**
-       Function to add string-concatenation of all inputs to output
-       sink.
-     */
-    template<typename ... Strings>
-    void Log(const Strings&... inputs) {
-      fSink << MSG::Message(inputs...);
-    }
-    
-    const std::string& GetName() const { return fName; }
-    
-  private:
-    TSink& fSink;
-    std::string fName;
-  };
-
-} // end namesapce 
-
-
-/**
- * @def LOG(...)
- *  
- * This is the main interface to the logging facilities. If Logger
- * object are defined (e.g. log1) use as 
- * @example LOG(log1, "var1=", variable1int, "var2=", variabl2double) 
- * for arbitrary long sequence
- * of arguments. This may also include boost::format objects the
- * output is concatenated, if log1 is switched off at compile time,
- * the whole LOG command is optimized away by the compiler.
- */
-
-#define LOG(__LOGGER,...)                                               \
-  __LOGGER.Log(__LOGGER.GetName(), __FILE__,":", __LINE__, " (", __func__, ") -> ", ##__VA_ARGS__);
-
-#endif
- 

Framework/Logging/MessageOff.h

-#ifndef _include_MessageOff_h_
-#define _include_MessageOff_h_
-
-namespace fwk {
-
-  /**
-     Helper class to ignore all arguments to MessagesOn::Message and
-     always return empty string "".
-   */
-  class MessageOff {
-  protected:
-    template<typename First, typename ... Strings> std::string Message(const First& arg, const Strings&... rest) {
-      return "";
-    }
-  };
-
-} // end namespace
-
-#endif

Framework/Logging/MessageOn.h

-#ifndef _include_MessageOn_h_
-#define _include_MessageOn_h_
-
-
-namespace fwk {
-
-  /**
-     Helper class to convert all input arguments of MessageOn::Message
-     into string-concatenated version and return this as string.
-  */
-  class MessageOn {
-  protected:
-    std::string Message() { return "\n"; }
-    
-    template<typename First, typename ... Strings> std::string Message(const First& arg, const Strings&... rest) {
-      std::ostringstream ss;
-      ss << arg << Message(rest...);
-      return ss.str();
-    }
-    
-    template<typename ... Strings> std::string Message(const int& arg, const Strings&... rest) {
-      return std::to_string(arg) + Message(rest...);
-    }
-    
-    template<typename ... Strings> std::string Message(const double& arg, const Strings&... rest) {
-      return std::to_string(arg) + Message(rest...);
-    }
-    
-    template<typename ... Strings> std::string Message(char const * arg, const Strings&... rest) {
-      return std::string(arg) + Message(rest...);
-    }
-    
-    template<typename ... Strings> std::string Message(const std::string& arg, const Strings&... rest) {
-      return arg + Message(rest...);
-    }
-    
-    // ----------------------
-    // boost format
-    template<typename ... Strings> std::string Message(const boost::format& fmt, const Strings&... rest) {
-      boost::format FMT(fmt);
-      return bformat(FMT, rest...);
-    }
-    
-    template<typename Arg, typename ... Strings> std::string bformat(boost::format& fmt, const Arg& arg, const Strings&... rest) {
-      fmt % arg;
-      return bformat(fmt, rest...);
-    }
-    
-    std::string bformat(boost::format& fmt) { return fmt.str() + "\n"; }
-  };
-
-}// end namesapce
-
-#endif

Framework/Logging/NoSink.h

-#ifndef _include_NoSink_h_
-#define _include_NoSink_h_
-
-namespace fwk {
-
-  namespace sink {
-
-    struct NoSink {
-      inline void operator<<(const std::string&) {}
-      inline void Close() {}
-    };
-
-  }// end namespace
-} // end namespace
-  
-#endif

Framework/Logging/Sink.h

-#ifndef _include_Sink_h_
-#define _include_Sink_h_
-
-namespace fwk {
-
-  /**
-     a sink for the logger must implement the two functions
-     operator<<(const std::string&) 
-     and
-     Close()
-     
-     See example: NoSink
-   */
-  
-  namespace sink {
-    
-    /**
-       Definition of Sink for log output. 
-    */  
-    template<typename TStream> 
-    class Sink {
-    public:
-    Sink(TStream& out) : fOutput(out) {}
-    void operator<<(const std::string& msg) {
-      fOutput << msg;
-    }
-    void Close() {}
-    private:
-    TStream& fOutput;
-    };
-    
-    typedef Sink<std::ostream> SinkStream;
-
-  }// end namespace
-} // end namespace
-  
-#endif