OCCT

// Copyright (c) 2025 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _MathUtils_Gauss_HeaderFile
#define _MathUtils_Gauss_HeaderFile

#include <Standard_Macro.hxx>
#include <math_Vector.hxx>

//! Modern math solver utilities.
namespace MathUtils
{

//! Get ordered Gauss-Legendre points and weights for given order.
//! Points are returned in ascending order on [-1, 1].
//! @param theOrder number of quadrature points (>= 1)
//! @param[out] thePoints points array
//! @param[out] theWeights weights array
//! @return true if points/weights are available
Standard_EXPORT bool GetGaussPointsAndWeights(int          theOrder,
                                              math_Vector& thePoints,
                                              math_Vector& theWeights);

} // namespace MathUtils

#endif // _MathUtils_Gauss_HeaderFile