xref: /aosp_15_r20/frameworks/native/services/surfaceflinger/FrontEnd/Update.h (revision 38e8c45f13ce32b0dcecb25141ffecaf386fa17f)
1 /*
2  * Copyright 2023 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <gui/DisplayInfo.h>
20 
21 #include "FrontEnd/LayerCreationArgs.h"
22 #include "RequestedLayerState.h"
23 #include "TransactionState.h"
24 
25 namespace android::surfaceflinger::frontend {
26 
27 // Atomic set of changes affecting layer state. These changes are queued in binder threads and
28 // applied every vsync.
29 struct Update {
30     std::vector<TransactionState> transactions;
31     std::vector<sp<Layer>> legacyLayers;
32     std::vector<std::unique_ptr<frontend::RequestedLayerState>> newLayers;
33     std::vector<LayerCreationArgs> layerCreationArgs;
34     std::vector<std::pair<uint32_t, std::string /* debugName */>> destroyedHandles;
35 };
36 
37 } // namespace android::surfaceflinger::frontend
38