EquationSystem.h

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#pragma once
 
#include "MathLib/LinAlg/MatrixSpecifications.h"
 
namespace NumLib
{
 
enum class IterationResult : char
{
    SUCCESS,
    FAILURE,
    REPEAT_ITERATION
};
 
class EquationSystem
{
public:
    virtual bool isLinear() const = 0;
 
    virtual bool requiresNormalization() const = 0;
 
    virtual void preIteration(const unsigned iter, GlobalVector const& x)
    {
        (void)iter;
        (void)x;  // by default do nothing
    }
 
    virtual IterationResult postIteration(GlobalVector const& x)
    {
        (void)x;  // by default do nothing
        return IterationResult::SUCCESS;
    }
 
    virtual MathLib::MatrixSpecifications getMatrixSpecifications(
        const int process_id) const = 0;
 
    virtual ~EquationSystem() = default;
};
 
}  // namespace NumLib