driver_utils_d3d.cpp

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//

// Copyright 2020 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.

//

// driver_utils_d3d.cpp: Information specific to the D3D driver

#include "libANGLE/renderer/d3d/driver_utils_d3d.h"

namespace rx

std::string GetDriverVersionString(LARGE_INTEGER driverVersion)

    std::stringstream versionString;

    uint64_t intVersion        = driverVersion.QuadPart;

    constexpr uint64_t kMask16 = std::numeric_limits<uint16_t>::max();

    versionString << ((intVersion >> 48) & kMask16) << ".";

    versionString << ((intVersion >> 32) & kMask16) << ".";

    versionString << ((intVersion >> 16) & kMask16) << ".";

    versionString << (intVersion & kMask16);

    return versionString.str();

}  // namespace rx