chromium/third_party/angle/src/common/matrix_utils.h

//
// Copyright 2015 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// Matrix:
//   Utility class implementing various matrix operations.
//   Supports matrices with minimum 2 and maximum 4 number of rows/columns.
//
// TODO: Check if we can merge Matrix.h in sample_util with this and replace it with this
// implementation.
// TODO: Rename this file to Matrix.h once we remove Matrix.h in sample_util.

#ifndef COMMON_MATRIX_UTILS_H_
#define COMMON_MATRIX_UTILS_H_

#include <array>
#include <vector>

#include "common/debug.h"
#include "common/mathutil.h"
#include "common/vector_utils.h"

namespace
{
template <typename T4x4>
void CofactorTransposed(const T4x4 &mat, T4x4 &coft)
{ … }
}  // namespace

namespace angle
{

template <typename T>
class Matrix
{ … };

// Not derived from Matrix<float>: fixed-size std::array instead, to avoid malloc
class Mat4
{ … };

}  // namespace angle

#endif  // COMMON_MATRIX_UTILS_H_