chromium/third_party/eigen3/src/unsupported/Eigen/CXX11/src/Tensor/TensorTrace.h

// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2017 Gagan Goel <[email protected]>
// Copyright (C) 2017 Benoit Steiner <[email protected]>
//
// 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 EIGEN_CXX11_TENSOR_TENSOR_TRACE_H
#define EIGEN_CXX11_TENSOR_TENSOR_TRACE_H

// IWYU pragma: private
#include "./InternalHeaderCheck.h"

namespace Eigen {

/** \class TensorTrace
 * \ingroup CXX11_Tensor_Module
 *
 * \brief Tensor Trace class.
 *
 *
 */

namespace internal {
traits<TensorTraceOp<Dims, XprType>>;

eval<TensorTraceOp<Dims, XprType>, Eigen::Dense>;

nested<TensorTraceOp<Dims, XprType>, 1, typename eval<TensorTraceOp<Dims, XprType>>::type>;

}  // end namespace internal

template <typename Dims, typename XprType>
class TensorTraceOp : public TensorBase<TensorTraceOp<Dims, XprType> > { … };

// Eval as rvalue
TensorEvaluator<const TensorTraceOp<Dims, ArgType>, Device>;

}  // End namespace Eigen

#endif  // EIGEN_CXX11_TENSOR_TENSOR_TRACE_H