BrentOptimizer.hpp

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#pragma once
 
#include "AstGlobal.h"
#include "AstMath/UnaryOptimizer.hpp"
 
 
AST_NAMESPACE_BEGIN
 
class AST_MATH_API BrentOptimizer : public UnaryOptimizer
{
public:
    using UnaryOptimizer::UnaryOptimizer;
    BrentOptimizer() = default;
    ~BrentOptimizer() = default;
    using UnaryOptimizer::solve;
    errc_t solve(UnaryScalarFunc& func, double min, double max, double& result, double* funcValue = nullptr) override;
};
 
 
template<typename Func>
errc_t aBrentMinimize(Func func, double min, double max, double& result,
                      double* funcValue = nullptr,
                      double absTol = kDefaultAbsTol, double relTol = kDefaultRelTol,
                      int maxIter = kDefaultMaxIter)
{
    BrentOptimizer solver(relTol, absTol, maxIter);
    return solver.solve(func, min, max, result, funcValue);
}
 
AST_MATH_API errc_t aBrentMinimize(UnaryScalarFunc& func, double min, double max, double& result,
                                   double* funcValue = nullptr,
                                   double absTol = kDefaultAbsTol, double relTol = kDefaultRelTol,
                                   int maxIter = kDefaultMaxIter);
 
 
AST_NAMESPACE_END