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// Copyright 2016 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.
#include <map>
#include <string>
#include "cc/base/cc_export.h"
#include "ui/gfx/buffer_types.h"
namespace cc {
// A map of GPU Memory Buffer usage/format to GL texture target.
using BufferToTextureTargetKey = std::pair<gfx::BufferUsage, gfx::BufferFormat>;
using BufferToTextureTargetMap = std::map<BufferToTextureTargetKey, uint32_t>;
// Converts a serialized ImageTextureTargetsMap back to the runtime format.
// Serialization takes the form:
// "usage,format,target;usage,format,target;...;usage,format,target"
CC_EXPORT BufferToTextureTargetMap
StringToBufferToTextureTargetMap(const std::string& str);
// Converts an ImageTextureTargetsMap to a string representation of the format:
// "usage,format,target;usage,format,target;...;usage,format,target"
CC_EXPORT std::string BufferToTextureTargetMapToString(
const BufferToTextureTargetMap& map);
// Returns a default-initialized BufferToTextureTargetsMap where every entry
// maps to GL_TEXTURE_2D.
CC_EXPORT BufferToTextureTargetMap DefaultBufferToTextureTargetMapForTesting();
} // namespace cc