Index: blimp/client/core/compositor/blimp_client_picture_cache.cc |
diff --git a/blimp/client/core/compositor/blimp_client_picture_cache.cc b/blimp/client/core/compositor/blimp_client_picture_cache.cc |
deleted file mode 100644 |
index 1cc1ae4edb3a5ad7c237216439acdf98a2861b0d..0000000000000000000000000000000000000000 |
--- a/blimp/client/core/compositor/blimp_client_picture_cache.cc |
+++ /dev/null |
@@ -1,98 +0,0 @@ |
-// 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 "blimp/client/core/compositor/blimp_client_picture_cache.h" |
- |
-#include <utility> |
-#include <vector> |
- |
-#include "third_party/skia/include/core/SkStream.h" |
- |
-namespace blimp { |
-namespace client { |
-namespace { |
- |
-// Helper function to deserialize the content of |picture_data| into an |
-// SkPicture. |
-sk_sp<const SkPicture> DeserializePicture( |
- SkImageDeserializer* image_deserializer, |
- const cc::PictureData& picture_data) { |
- SkMemoryStream stream(picture_data.data); |
- return SkPicture::MakeFromStream(&stream, image_deserializer); |
-} |
- |
-} // namespace |
- |
-BlimpClientPictureCache::BlimpClientPictureCache( |
- std::unique_ptr<SkImageDeserializer> image_deserializer) |
- : image_deserializer_(std::move(image_deserializer)) {} |
- |
-BlimpClientPictureCache::~BlimpClientPictureCache() = default; |
- |
-sk_sp<const SkPicture> BlimpClientPictureCache::GetPicture( |
- uint32_t engine_picture_id) { |
- return GetPictureFromCache(engine_picture_id); |
-} |
- |
-void BlimpClientPictureCache::ApplyCacheUpdate( |
- const std::vector<cc::PictureData>& cache_update) { |
- // Add new pictures from the |cache_update| to |pictures_|. |
- for (const cc::PictureData& picture_data : cache_update) { |
- DCHECK(pictures_.find(picture_data.unique_id) == pictures_.end()); |
- sk_sp<const SkPicture> deserialized_picture = |
- DeserializePicture(image_deserializer_.get(), picture_data); |
- |
- pictures_[picture_data.unique_id] = std::move(deserialized_picture); |
- |
-#if DCHECK_IS_ON() |
- last_added_.insert(picture_data.unique_id); |
-#endif // DCHECK_IS_ON() |
- } |
-} |
- |
-void BlimpClientPictureCache::Flush() { |
- // Calculate which pictures can now be removed. |added| is only used for |
- // verifying that what we calculated matches the new items that have been |
- // inserted into the cache. |
- std::vector<uint32_t> added; |
- std::vector<uint32_t> removed; |
- reference_tracker_.CommitRefCounts(&added, &removed); |
- |
- VerifyCacheUpdateMatchesReferenceTrackerData(added); |
- |
- RemoveUnusedPicturesFromCache(removed); |
- reference_tracker_.ClearRefCounts(); |
-} |
- |
-void BlimpClientPictureCache::MarkUsed(uint32_t engine_picture_id) { |
- reference_tracker_.IncrementRefCount(engine_picture_id); |
-} |
- |
-void BlimpClientPictureCache::RemoveUnusedPicturesFromCache( |
- const std::vector<uint32_t>& removed) { |
- for (const auto& engine_picture_id : removed) { |
- auto entry = pictures_.find(engine_picture_id); |
- DCHECK(entry != pictures_.end()); |
- pictures_.erase(entry); |
- } |
-} |
- |
-sk_sp<const SkPicture> BlimpClientPictureCache::GetPictureFromCache( |
- uint32_t engine_picture_id) { |
- DCHECK(pictures_.find(engine_picture_id) != pictures_.end()); |
- return pictures_[engine_picture_id]; |
-} |
- |
-void BlimpClientPictureCache::VerifyCacheUpdateMatchesReferenceTrackerData( |
- const std::vector<uint32_t>& new_tracked_items) { |
-#if DCHECK_IS_ON() |
- DCHECK_EQ(new_tracked_items.size(), last_added_.size()); |
- DCHECK(std::unordered_set<uint32_t>(new_tracked_items.begin(), |
- new_tracked_items.end()) == last_added_); |
- last_added_.clear(); |
-#endif // DCHECK_IS_ON() |
-} |
- |
-} // namespace client |
-} // namespace blimp |