68 lines
2.2 KiB
C++
68 lines
2.2 KiB
C++
/*
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* Copyright 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <binder/Binder.h>
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#include <gui/LayerMetadata.h>
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#include <ui/LayerStack.h>
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#include <utils/StrongPointer.h>
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#include <cstdint>
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#include <limits>
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#include <optional>
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constexpr uint32_t UNASSIGNED_LAYER_ID = std::numeric_limits<uint32_t>::max();
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constexpr uint32_t INTERNAL_LAYER_PREFIX = 1u << 31;
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namespace android {
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class SurfaceFlinger;
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class Client;
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} // namespace android
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namespace android::surfaceflinger {
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struct LayerCreationArgs {
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static std::atomic<uint32_t> sSequence;
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static std::atomic<uint32_t> sInternalSequence;
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static uint32_t getInternalLayerId(uint32_t id);
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static LayerCreationArgs fromOtherArgs(const LayerCreationArgs& other);
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LayerCreationArgs(android::SurfaceFlinger*, sp<android::Client>, std::string name,
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uint32_t flags, gui::LayerMetadata, std::optional<uint32_t> id = std::nullopt,
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bool internalLayer = false);
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LayerCreationArgs(std::optional<uint32_t> id, bool internalLayer = false);
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LayerCreationArgs() = default; // for tracing
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std::string getDebugString() const;
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android::SurfaceFlinger* flinger;
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sp<android::Client> client;
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std::string name;
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uint32_t flags; // ISurfaceComposerClient flags
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gui::LayerMetadata metadata;
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pid_t ownerPid;
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uid_t ownerUid;
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uint32_t textureName;
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uint32_t sequence;
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bool addToRoot = true;
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wp<IBinder> parentHandle = nullptr;
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wp<IBinder> mirrorLayerHandle = nullptr;
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ui::LayerStack layerStackToMirror = ui::INVALID_LAYER_STACK;
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uint32_t parentId = UNASSIGNED_LAYER_ID;
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uint32_t layerIdToMirror = UNASSIGNED_LAYER_ID;
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};
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} // namespace android::surfaceflinger
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