fluid_adjoint_test_utilities.h

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//    |  /           |
//    ' /   __| _` | __|  _ \   __|
//    . \  |   (   | |   (   |\__ `
//   _|\_\_|  \__,_|\__|\___/ ____/
//                   Multi-Physics
//
//  License:         BSD License
//                   Kratos default license: kratos/license.txt
//
//  Main authors:    Suneth Warnakulasuriya
//
 
#pragma once
 
// System includes
#include <functional>
#include <vector>
 
// External includes
 
// Project includes
#include "containers/model.h"
#include "includes/model_part.h"
#include "processes/process.h"
 
// Application includes
 
namespace Kratos
{
 
class KRATOS_API(FLUID_DYNAMICS_APPLICATION) FluidAdjointTestUtilities
{
public:
 
    using IndexType = std::size_t;
 
    using NodeType = ModelPart::NodeType;
 
    using ConditionType = ModelPart::ConditionType;
 
    using ElementType = ModelPart::ElementType;
 
 
    template<class TDataType>
    static TDataType CalculateRelaxedVariableRate(
        const double BossakAlpha,
        const Variable<TDataType>& rVariable,
        const NodeType& rNode);
 
    template<class TDataType>
    static void RunAdjointEntityDerivativesTest(
        ModelPart& rPrimalModelPart,
        ModelPart& rAdjointModelPart,
        const std::function<void(ModelPart&)>& rUpdateModelPart,
        const Variable<TDataType>& rVariable,
        const std::function<void(Matrix&, ConditionType&, const ProcessInfo&)>& rCalculateElementResidualDerivatives,
        const IndexType EquationOffset,
        const IndexType DerivativeOffset,
        const double Delta,
        const double Tolerance);
 
    template<class TDataType>
    static void RunAdjointEntityDerivativesTest(
        ModelPart& rPrimalModelPart,
        ModelPart& rAdjointModelPart,
        const std::function<void(ModelPart&)>& rUpdateModelPart,
        const Variable<TDataType>& rVariable,
        const std::function<void(Matrix&, ElementType&, const ProcessInfo&)>& rCalculateElementResidualDerivatives,
        const IndexType EquationOffset,
        const IndexType DerivativeOffset,
        const double Delta,
        const double Tolerance);
 
};
 
 
} // namespace Kratos