content/browser/gpu/gpu_util.h

// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_BROWSER_GPU_GPU_UTIL_H_
#define CONTENT_BROWSER_GPU_GPU_UTIL_H_

#include <string>

#include "base/basictypes.h"
#include "build/build_config.h"
#include "content/common/content_export.h"
#include "content/public/common/gpu_feature_type.h"
#include "content/public/common/gpu_switching_option.h"

class GpuBlacklist;

namespace gpu_util {

// Maps string to GpuFeatureType; returns GPU_FEATURE_TYPE_UNKNOWN if an
// unknown name is input (case-sensitive).
CONTENT_EXPORT content::GpuFeatureType StringToGpuFeatureType(
    const std::string& feature_string);

// Gets a string version of a feature type for use in about:gpu. Will yield
// strings from StringToGpuFeatureType, e.g.
// GPU_FEATURE_TYPE_ACCELERATED_2D_CANVAS becomes "accelerated_2d_canvas"
CONTENT_EXPORT std::string GpuFeatureTypeToString(
    content::GpuFeatureType feature);

// Maps string to GpuSwitchingOption; returns GPU_SWITCHING_UNKNOWN if an
// unknown name is input (case-sensitive).
CONTENT_EXPORT content::GpuSwitchingOption StringToGpuSwitchingOption(
    const std::string& switching_string);

// Gets a string version of a GpuSwitchingOption.
CONTENT_EXPORT std::string GpuSwitchingOptionToString(
    content::GpuSwitchingOption option);

// Send UMA histograms about the enabled features.
CONTENT_EXPORT void UpdateStats(
    const GpuBlacklist* blacklist, uint32 blacklisted_features);

}  // namespace gpu_util

#endif  // CONTENT_BROWSER_GPU_GPU_UTIL_H_