platform_frameworks_base/libs/hwui/LayerUpdateQueue.cpp

44 lines
1.3 KiB
C++

/*
* Copyright (C) 2015 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 "LayerUpdateQueue.h"
#include "RenderNode.h"
namespace android {
namespace uirenderer {
void LayerUpdateQueue::clear() {
mEntries.clear();
}
void LayerUpdateQueue::enqueueLayerWithDamage(RenderNode* renderNode, Rect damage) {
damage.roundOut();
damage.doIntersect(0, 0, renderNode->getWidth(), renderNode->getHeight());
if (!damage.isEmpty()) {
for (Entry& entry : mEntries) {
if (CC_UNLIKELY(entry.renderNode == renderNode)) {
entry.damage.unionWith(damage);
return;
}
}
mEntries.emplace_back(renderNode, damage);
}
}
} // namespace uirenderer
} // namespace android