/****************************************************************************
* VCGLib                                                            o o     *
* Visual and Computer Graphics Library                            o     o   *
*                                                                _   O  _   *
* Copyright(C) 2004                                                \/)\/    *
* Visual Computing Lab                                            /\/|      *
* ISTI - Italian National Research Council                           |      *
*                                                                    \      *
* All rights reserved.                                                      *
*                                                                           *
* This program is free software; you can redistribute it and/or modify      *
* it under the terms of the GNU General Public License as published by      *
* the Free Software Foundation; either version 2 of the License, or         *
* (at your option) any later version.                                       *
*                                                                           *
* This program is distributed in the hope that it will be useful,           *
* but WITHOUT ANY WARRANTY; without even the implied warranty of            *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt)          *
* for more details.                                                         *
*                                                                           *
****************************************************************************/

#warning You are including deprecated math stuff
/*!
*	\deprecated use cols()
*/
EIGEN_DEPRECATED inline unsigned int ColumnsNumber() const { return cols(); };


/*!
*	\deprecated use rows()
*/
EIGEN_DEPRECATED inline unsigned int RowsNumber() const { return rows(); };

/*!
*	\deprecated use *this(i,j) (or *this.coeff(i,j))
* Return the element stored in the <I>i</I>-th rows at the <I>j</I>-th column
*	\param i the row index
*	\param j the column index
*	\return the element
*/
EIGEN_DEPRECATED inline Scalar ElementAt(unsigned int i, unsigned int j) const { return (*this)(i,j); }
EIGEN_DEPRECATED inline Scalar& ElementAt(unsigned int i, unsigned int j) { return (*this)(i,j); }

/*!
*	\deprecated use *this.determinant() (or *this.lu().determinant() for large matrices)
*	Calculate and return the matrix determinant (Laplace)
*	\return	the matrix determinant
*/
EIGEN_DEPRECATED Scalar Determinant() const { return determinant(); };

/*!
*	Return the cofactor <I>A<SUB>i,j</SUB></I> of the <I>a<SUB>i,j</SUB></I> element
*	\return	...
*/
EIGEN_DEPRECATED Scalar Cofactor(unsigned int i, unsigned int j) const
{
	assert(rows() == cols());
	assert(rows()>2);
	return (((i+j)%2==0) ? 1. : -1.) * minor(i,j).determinant();
};

/*! \deprecated use *this.col(j) */
EIGEN_DEPRECATED ColXpr GetColumn(const unsigned int j) { return col(j); };

/*! \deprecated use *this.row(i) */
EIGEN_DEPRECATED RowXpr GetRow(const unsigned int i) { return row(i); };

/*! \deprecated use m1.col(i).swap(m1.col(j)); */
EIGEN_DEPRECATED void SwapColumns(const unsigned int i, const unsigned int j)
{
	if (i==j) return;
	col(i).swap(col(j));
};

/*! \deprecated use m1.col(i).swap(m1.col(j)) */
EIGEN_DEPRECATED void SwapRows(const unsigned int i, const unsigned int j)
{
	if (i==j) return;
	row(i).swap(row(j));
};

Scalar* V() { return derived().data(); }
const Scalar* V() const { return derived().data(); }

/*!
*	\deprecated use *this.cwise() += k
*	(Modifier) Add to each element of this matrix the scalar constant <I>k</I>.
* \param k	the scalar constant
*	\return		the modified matrix
*/
EIGEN_DEPRECATED Derived& operator+=(const Scalar k)
{
	cwise() += k;
	return *this;
};

/*!
*	\deprecated use *this.cwise() -= k
*	(Modifier) Subtract from each element of this matrix the scalar constant <I>k</I>.
* \param k	the scalar constant
*	\return		the modified matrix
*/
EIGEN_DEPRECATED Derived& operator-=(const Scalar k)
{
	cwise() -= k;
	return *this;
};

/*!
*	\deprecated use *this.dot
*	Matrix multiplication: calculates the cross product.
*	\param	reference to the matrix to multiply by
*	\return the matrix product
*/
// template <int N,int M>
// EIGEN_DEPRECATED void DotProduct(Point<N,Scalar> &m,Point<M,Scalar> &result)
// {
// 	unsigned int i, j;
// 	for (i=0; i<M; i++)
// 	{ result[i]=0;
// 		for (j=0; j<N; j++)
// 			result[i]+=(*this)[i][j]*m[j];
// 	}
// };


/*! \deprecated use *this = a * b.transpose() (or *this = a * b.adjoint() for complexes) */
template <typename OtherDerived1, typename OtherDerived2>
EIGEN_DEPRECATED void OuterProduct(const MatrixBase<OtherDerived1>& a, const MatrixBase<OtherDerived2>& b)
{ *this = a * b.adjoint(); }

typedef CwiseUnaryOp<ei_scalar_add_op<Scalar>, Derived> ScalarAddReturnType;

/*! \deprecated use *this.cwise() + k */
EIGEN_DEPRECATED const ScalarAddReturnType operator+(const Scalar k) { return cwise() + k; }

/*! \deprecated use *this.cwise() - k */
EIGEN_DEPRECATED const ScalarAddReturnType operator-(const Scalar k) { return cwise() - k; }

/*! \deprecated use *this.setZero() or *this = MatrixType::Zero(rows,cols), etc. */
EIGEN_DEPRECATED void SetZero() { setZero(); };

/*! \deprecated use *this.setIdentity() or *this = MatrixType::Identity(rows,cols), etc. */
EIGEN_DEPRECATED void SetIdentity() { setIdentity(); };

/*! \deprecated use *this.col(j) = expression */
EIGEN_DEPRECATED void SetColumn(unsigned int j, Scalar* v)
{ col(j) = Map<Matrix<Scalar,RowsAtCompileTime,1> >(v,cols(),1); };

/** \deprecated use *this.col(i) = other */
template<typename OtherDerived>
EIGEN_DEPRECATED void SetColumn(unsigned int j, const MatrixBase<OtherDerived>& other)
{ col(j) = other; };

/*! \deprecated use *this.row(i) = expression */
EIGEN_DEPRECATED void SetRow(unsigned int i, Scalar* v)
{ row(i) = Map<Matrix<Scalar,1,ColsAtCompileTime> >(v,1,rows()); };

/** \deprecated use *this.row(i) = other */
template<typename OtherDerived>
EIGEN_DEPRECATED void SetRow(unsigned int j, const MatrixBase<OtherDerived>& other)
{ row(j) = other; };

/*! \deprecated use *this.diagonal() = expression */
EIGEN_DEPRECATED void SetDiagonal(Scalar *v)
{
	assert(rows() == cols());
	diagonal() = Map<Matrix<Scalar,RowsAtCompileTime,1> >(v,cols(),1);
}

/** \deprecated use trace() */
EIGEN_DEPRECATED Scalar Trace() const { return trace(); }

/*! \deprecated use ostream << *this or even ostream << *this.withFormat(...) */
EIGEN_DEPRECATED void Dump()
{
	unsigned int i, j;
	for (i=0; i<rows(); ++i)
	{
		printf("[\t");
		for (j=0; j<cols(); j++)
			printf("%f\t", coeff(i,j));
		printf("]\n");
	}
	printf("\n");
}

/** \deprecated use norm() */
EIGEN_DEPRECATED inline Scalar Norm() const { return norm(); }
/** \deprecated use squaredNorm() */
EIGEN_DEPRECATED inline Scalar SquaredNorm() const { return norm2(); }
/** \deprecated use normalize() or normalized() */
EIGEN_DEPRECATED inline Derived& Normalize() { normalize(); return derived(); }

/** \deprecated use .cross(p) */
EIGEN_DEPRECATED inline EvalType operator ^ (const Derived& p ) const { return this->cross(p); }