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Commit 84ddd3b9 authored by Maximilian Reininghaus's avatar Maximilian Reininghaus :vulcan: Committed by Ralf Ulrich
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added wrapper process to modify interaction lengths

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corsika/detail/framework/process/IntLengthModifyingProcess.inl 0 → 100644
+ 41
− 0
View file @ 84ddd3b9
/*
* (c) Copyright 2021 CORSIKA Project, corsika-project@lists.kit.edu
*
* This software is distributed under the terms of the GNU General Public
* Licence version 3 (GPL Version 3). See file LICENSE for a full version of
* the license.
*/
#pragma once
#include <corsika/framework/core/ParticleProperties.hpp>
#include <corsika/framework/core/PhysicalUnits.hpp>
namespace corsika {
template <class TUnderlyingProcess>
inline IntLengthModifyingProcess<TUnderlyingProcess>::IntLengthModifyingProcess(
TUnderlyingProcess& process,
std::function<IntLengthModifyingProcess::functor_signature> modifier)
: process_{process}
, modifier_{modifier} {}
template <class TUnderlyingProcess>
template <typename TSecondaryView>
inline void IntLengthModifyingProcess<TUnderlyingProcess>::doInteraction(
TSecondaryView& view) {
process_.doInteraction(view);
}
template <class TUnderlyingProcess>
template <typename TParticle>
inline GrammageType IntLengthModifyingProcess<TUnderlyingProcess>::getInteractionLength(
TParticle const& particle) {
GrammageType const original = process_.getInteractionLength(particle);
Code const pid = particle.getPID();
HEPEnergyType const energy = particle.getEnergy();
return modifier_(original, pid, energy);
}
} // namespace corsika
corsika/framework/process/IntLengthModifyingProcess.hpp 0 → 100644
+ 58
− 0
View file @ 84ddd3b9
/*
* (c) Copyright 2021 CORSIKA Project, corsika-project@lists.kit.edu
*
* This software is distributed under the terms of the GNU General Public
* Licence version 3 (GPL Version 3). See file LICENSE for a full version of
* the license.
*/
#pragma once
#include <functional>
#include <corsika/framework/core/ParticleProperties.hpp>
#include <corsika/framework/core/PhysicalUnits.hpp>
#include <corsika/framework/process/InteractionProcess.hpp>
namespace corsika {
/*!
@ingroup Processes
@{
* Wrapper around an InteractionProcess that allows modifying the interaction
* length returned by the underlying process in a user-defined way. *
*/
template <class TUnderlyingProcess>
class IntLengthModifyingProcess
: public InteractionProcess<IntLengthModifyingProcess<TUnderlyingProcess>> {
//! identity function as default modifier
static auto constexpr non_modifying_functor = [](GrammageType original, corsika::Code,
HEPEnergyType) { return original; };
public:
//! The signature of the modifying functor. Arguments are original int. length, PID,
//! energy
using functor_signature = GrammageType(GrammageType, corsika::Code, HEPEnergyType);
IntLengthModifyingProcess(TUnderlyingProcess& process,
std::function<functor_signature> modifier);
//! wrapper around internal process doInteraction
template <typename TSecondaryView>
void doInteraction(TSecondaryView& view);
///! returns underlying process getInteractionLength modified
template <typename TParticle>
GrammageType getInteractionLength(TParticle const& particle);
private:
TUnderlyingProcess& process_;
std::function<functor_signature> const modifier_{non_modifying_functor};
};
//! @}
} // namespace corsika
#include <corsika/detail/framework/process/IntLengthModifyingProcess.inl>
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tests/framework/CMakeLists.txt
+ 1
− 0
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......@@ -20,6 +20,7 @@ set (test_framework_sources
testNullModel.cpp
testHelix.cpp
testInteractionCounter.cpp
testIntLengthModifyingProcess.cpp
testSolver.cpp
)
......
tests/framework/testIntLengthModifyingProcess.cpp 0 → 100644
+ 69
− 0
View file @ 84ddd3b9
/*
* (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
*
* This software is distributed under the terms of the GNU General Public
* Licence version 3 (GPL Version 3). See file LICENSE for a full version of
* the license.
*/
#include <corsika/framework/process/IntLengthModifyingProcess.hpp>
#include <corsika/media/Environment.hpp>
#include <corsika/media/HomogeneousMedium.hpp>
#include <corsika/media/NuclearComposition.hpp>
#include <corsika/framework/geometry/Point.hpp>
#include <corsika/framework/geometry/RootCoordinateSystem.hpp>
#include <corsika/framework/geometry/Vector.hpp>
#include <corsika/framework/core/PhysicalUnits.hpp>
#include <SetupTestStack.hpp>
#include <SetupTestEnvironment.hpp>
#include <catch2/catch.hpp>
#include <numeric>
#include <algorithm>
#include <iterator>
#include <string>
#include <fstream>
#include <cstdio>
using namespace corsika;
struct DummyProcess {
template <typename TParticle>
GrammageType getInteractionLength(TParticle const&) {
return 100_g / 1_cm / 1_cm;
}
template <typename TArgument>
void doInteraction(TArgument& arg) {
arg = 3;
}
};
struct DummyParticle {
HEPEnergyType getEnergy() const { return 47_TeV; }
Code getPID() const { return Code::MuPlus; }
};
TEST_CASE("IntLengthModifyingProcess", "[process]") {
DummyProcess u;
auto const modifier = [](GrammageType orig, Code, HEPEnergyType) -> GrammageType {
return orig * 2;
};
IntLengthModifyingProcess mod{u, modifier};
SECTION("getInteractionLength") {
DummyParticle const p;
REQUIRE(mod.getInteractionLength(p) == 200_g / 1_cm / 1_cm);
}
SECTION("doInteraction") {
int k = 0;
mod.doInteraction(k);
REQUIRE(k == 3);
}
}
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