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// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License
// v. 2.0. If a copy of the MPL was not distributed with this file, You can
// obtain one at http://mozilla.org/MPL/2.0/.
#ifndef IGL_IS_SPARSE_H
#define IGL_IS_SPARSE_H
#include "igl_inline.h"
#define EIGEN_YES_I_KNOW_SPARSE_MODULE_IS_NOT_STABLE_YET
#include <Eigen/Dense>
#include <Eigen/Sparse>
namespace igl
{
// Determine if a matrix A is sparse
//
// Template:
// T,DerivedA defines scalar type
// Inputs:
// A matrix in question
// Returns true if A is represented with a sparse matrix
template <typename T>
IGL_INLINE bool is_sparse(
const Eigen::SparseMatrix<T> & A);
template <typename DerivedA>
IGL_INLINE bool is_sparse(
const Eigen::PlainObjectBase<DerivedA>& A);
}
#ifndef IGL_STATIC_LIBRARY
# include "is_sparse.cpp"
#endif
#endif
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