Reland Consolidate flags in Transaction

Change-Id: Iba3ee1b4dd1765d70f9d26ef84ec8fb9156430e9
Flag: EXEMPT refactor
Bug: 385156191
Test: presubmit
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 2beeae0..c6ba7d8 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -829,9 +829,7 @@
 
 SurfaceComposerClient::Transaction::Transaction(const Transaction& other)
       : mId(other.mId),
-        mAnimation(other.mAnimation),
-        mEarlyWakeupStart(other.mEarlyWakeupStart),
-        mEarlyWakeupEnd(other.mEarlyWakeupEnd),
+        mFlags(other.mFlags),
         mMayContainBuffer(other.mMayContainBuffer),
         mDesiredPresentTime(other.mDesiredPresentTime),
         mIsAutoTimestamp(other.mIsAutoTimestamp),
@@ -868,9 +866,7 @@
 
 status_t SurfaceComposerClient::Transaction::readFromParcel(const Parcel* parcel) {
     const uint64_t transactionId = parcel->readUint64();
-    const bool animation = parcel->readBool();
-    const bool earlyWakeupStart = parcel->readBool();
-    const bool earlyWakeupEnd = parcel->readBool();
+    const uint32_t flags = parcel->readUint32();
     const int64_t desiredPresentTime = parcel->readInt64();
     const bool isAutoTimestamp = parcel->readBool();
     const bool logCallPoints = parcel->readBool();
@@ -965,9 +961,7 @@
 
     // Parsing was successful. Update the object.
     mId = transactionId;
-    mAnimation = animation;
-    mEarlyWakeupStart = earlyWakeupStart;
-    mEarlyWakeupEnd = earlyWakeupEnd;
+    mFlags = flags;
     mDesiredPresentTime = desiredPresentTime;
     mIsAutoTimestamp = isAutoTimestamp;
     mFrameTimelineInfo = frameTimelineInfo;
@@ -996,9 +990,7 @@
     const_cast<SurfaceComposerClient::Transaction*>(this)->cacheBuffers();
 
     parcel->writeUint64(mId);
-    parcel->writeBool(mAnimation);
-    parcel->writeBool(mEarlyWakeupStart);
-    parcel->writeBool(mEarlyWakeupEnd);
+    parcel->writeUint32(mFlags);
     parcel->writeInt64(mDesiredPresentTime);
     parcel->writeBool(mIsAutoTimestamp);
     parcel->writeBool(mLogCallPoints);
@@ -1131,8 +1123,7 @@
     mInputWindowCommands.merge(other.mInputWindowCommands);
 
     mMayContainBuffer |= other.mMayContainBuffer;
-    mEarlyWakeupStart = mEarlyWakeupStart || other.mEarlyWakeupStart;
-    mEarlyWakeupEnd = mEarlyWakeupEnd || other.mEarlyWakeupEnd;
+    mFlags |= other.mFlags;
     mApplyToken = other.mApplyToken;
 
     mergeFrameTimelineInfo(mFrameTimelineInfo, other.mFrameTimelineInfo);
@@ -1154,15 +1145,13 @@
     mInputWindowCommands.clear();
     mUncacheBuffers.clear();
     mMayContainBuffer = false;
-    mAnimation = false;
-    mEarlyWakeupStart = false;
-    mEarlyWakeupEnd = false;
     mDesiredPresentTime = 0;
     mIsAutoTimestamp = true;
     mFrameTimelineInfo = {};
     mApplyToken = nullptr;
     mMergedTransactionIds.clear();
     mLogCallPoints = false;
+    mFlags = 0;
 }
 
 uint64_t SurfaceComposerClient::Transaction::getId() {
@@ -1325,7 +1314,6 @@
 
     Vector<ComposerState> composerStates;
     Vector<DisplayState> displayStates;
-    uint32_t flags = 0;
 
     for (auto const& kv : mComposerStates) {
         composerStates.add(kv.second);
@@ -1333,32 +1321,26 @@
 
     displayStates = std::move(mDisplayStates);
 
-    if (mAnimation) {
-        flags |= ISurfaceComposer::eAnimation;
-    }
     if (oneWay) {
         if (synchronous) {
             ALOGE("Transaction attempted to set synchronous and one way at the same time"
                   " this is an invalid request. Synchronous will win for safety");
         } else {
-            flags |= ISurfaceComposer::eOneWay;
+            mFlags |= ISurfaceComposer::eOneWay;
         }
     }
 
-    // If both mEarlyWakeupStart and mEarlyWakeupEnd are set
+    // If both ISurfaceComposer::eEarlyWakeupStart and ISurfaceComposer::eEarlyWakeupEnd are set
     // it is equivalent for none
-    if (mEarlyWakeupStart && !mEarlyWakeupEnd) {
-        flags |= ISurfaceComposer::eEarlyWakeupStart;
+    uint32_t wakeupFlags = ISurfaceComposer::eEarlyWakeupStart | ISurfaceComposer::eEarlyWakeupEnd;
+    if ((mFlags & wakeupFlags) == wakeupFlags) {
+        mFlags &= ~(wakeupFlags);
     }
-    if (mEarlyWakeupEnd && !mEarlyWakeupStart) {
-        flags |= ISurfaceComposer::eEarlyWakeupEnd;
-    }
-
     sp<IBinder> applyToken = mApplyToken ? mApplyToken : getDefaultApplyToken();
 
     sp<ISurfaceComposer> sf(ComposerService::getComposerService());
     status_t binderStatus =
-            sf->setTransactionState(mFrameTimelineInfo, composerStates, displayStates, flags,
+            sf->setTransactionState(mFrameTimelineInfo, composerStates, displayStates, mFlags,
                                     applyToken, mInputWindowCommands, mDesiredPresentTime,
                                     mIsAutoTimestamp, mUncacheBuffers, hasListenerCallbacks,
                                     listenerCallbacks, mId, mMergedTransactionIds);
@@ -1461,15 +1443,15 @@
 }
 
 void SurfaceComposerClient::Transaction::setAnimationTransaction() {
-    mAnimation = true;
+    mFlags |= ISurfaceComposer::eAnimation;
 }
 
 void SurfaceComposerClient::Transaction::setEarlyWakeupStart() {
-    mEarlyWakeupStart = true;
+    mFlags |= ISurfaceComposer::eEarlyWakeupStart;
 }
 
 void SurfaceComposerClient::Transaction::setEarlyWakeupEnd() {
-    mEarlyWakeupEnd = true;
+    mFlags |= ISurfaceComposer::eEarlyWakeupEnd;
 }
 
 layer_state_t* SurfaceComposerClient::Transaction::getLayerState(const sp<SurfaceControl>& sc) {
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index d20b346..2215632 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -467,10 +467,7 @@
         std::vector<uint64_t> mMergedTransactionIds;
 
         uint64_t mId;
-
-        bool mAnimation = false;
-        bool mEarlyWakeupStart = false;
-        bool mEarlyWakeupEnd = false;
+        uint32_t mFlags = 0;
 
         // Indicates that the Transaction may contain buffers that should be cached. The reason this
         // is only a guess is that buffers can be removed before cache is called. This is only a