/usr/include/oce/math_GaussSingleIntegration.hxx is in liboce-foundation-dev 0.17.2-2.
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// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to
// this header file considered to be the "object code" form of the original source.
#ifndef _math_GaussSingleIntegration_HeaderFile
#define _math_GaussSingleIntegration_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Macro.hxx>
#include <Standard_Real.hxx>
#include <Standard_Boolean.hxx>
#include <Standard_Integer.hxx>
#include <Standard_OStream.hxx>
class StdFail_NotDone;
class math_Function;
//! This class implements the integration of a function of a single variable
//! between the parameter bounds Lower and Upper.
//! Warning: Order must be inferior or equal to 61.
class math_GaussSingleIntegration
{
public:
DEFINE_STANDARD_ALLOC
Standard_EXPORT math_GaussSingleIntegration();
//! The Gauss-Legendre integration with N = Order points of integration,
//! is done on the function F between the bounds Lower and Upper.
Standard_EXPORT math_GaussSingleIntegration(math_Function& F, const Standard_Real Lower, const Standard_Real Upper, const Standard_Integer Order);
//! The Gauss-Legendre integration with N = Order points of integration and
//! given tolerance = Tol is done on the function F between the bounds
//! Lower and Upper.
Standard_EXPORT math_GaussSingleIntegration(math_Function& F, const Standard_Real Lower, const Standard_Real Upper, const Standard_Integer Order, const Standard_Real Tol);
//! returns True if all has been correctly done.
Standard_Boolean IsDone() const;
//! returns the value of the integral.
Standard_Real Value() const;
//! Prints information on the current state of the object.
Standard_EXPORT void Dump (Standard_OStream& o) const;
protected:
private:
//! perfoms actual computation
Standard_EXPORT void Perform (math_Function& F, const Standard_Real Lower, const Standard_Real Upper, const Standard_Integer Order) ;
Standard_Real Val;
Standard_Boolean Done;
};
#include <math_GaussSingleIntegration.lxx>
#endif // _math_GaussSingleIntegration_HeaderFile
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