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/*
* Copyright 2022 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.
*/
#ifndef ANDROID_HWC_DISPLAYCHANGES_H
#define ANDROID_HWC_DISPLAYCHANGES_H
#include <aidl/android/hardware/graphics/composer3/ChangedCompositionLayer.h>
#include <aidl/android/hardware/graphics/composer3/ChangedCompositionTypes.h>
#include <aidl/android/hardware/graphics/composer3/DisplayRequest.h>
#include <optional>
namespace aidl::android::hardware::graphics::composer3::impl {
struct DisplayChanges {
std::optional<ChangedCompositionTypes> compositionChanges;
std::optional<DisplayRequest> displayRequestChanges;
void addLayerCompositionChange(int64_t displayId, int64_t layerId,
Composition layerComposition) {
if (!compositionChanges) {
compositionChanges.emplace();
compositionChanges->display = displayId;
}
ChangedCompositionLayer compositionChange;
compositionChange.layer = layerId;
compositionChange.composition = layerComposition;
compositionChanges->layers.emplace_back(std::move(compositionChange));
}
void clearLayerCompositionChanges() { compositionChanges.reset(); }
bool hasAnyChanges() const {
return compositionChanges.has_value() || displayRequestChanges.has_value();
}
void reset() {
compositionChanges.reset();
displayRequestChanges.reset();
}
};
} // namespace aidl::android::hardware::graphics::composer3::impl
#endif