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/*
* Copyright 2024 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "ActivePictureUpdater.h"
#include <algorithm>
#include "Layer.h"
#include "LayerFE.h"
namespace android {
void ActivePictureUpdater::onLayerComposed(const Layer& layer, const LayerFE& layerFE,
const CompositionResult& result) {
if (result.wasPictureProfileCommitted) {
gui::ActivePicture picture;
picture.layerId = int32_t(layer.sequence);
picture.ownerUid = int32_t(layer.getOwnerUid());
// TODO(b/337330263): Why does LayerFE coming from SF have a null composition state?
if (layerFE.getCompositionState()) {
picture.pictureProfileId = layerFE.getCompositionState()->pictureProfileHandle.getId();
} else {
picture.pictureProfileId = result.pictureProfileHandle.getId();
}
mNewActivePictures.push_back(picture);
}
}
bool ActivePictureUpdater::updateAndHasChanged() {
bool hasChanged = true;
if (mNewActivePictures.size() == mOldActivePictures.size()) {
auto compare = [](const gui::ActivePicture& lhs, const gui::ActivePicture& rhs) -> int {
if (lhs.layerId == rhs.layerId) {
return lhs.pictureProfileId < rhs.pictureProfileId;
}
return lhs.layerId < rhs.layerId;
};
std::sort(mNewActivePictures.begin(), mNewActivePictures.end(), compare);
if (std::equal(mNewActivePictures.begin(), mNewActivePictures.end(),
mOldActivePictures.begin())) {
hasChanged = false;
}
}
std::swap(mOldActivePictures, mNewActivePictures);
mNewActivePictures.resize(0);
return hasChanged;
}
const std::vector<gui::ActivePicture>& ActivePictureUpdater::getActivePictures() const {
return mOldActivePictures;
}
} // namespace android
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