commit 17b4e4570fed99881a94730b9ad67b590aa426b9
author Marissa Wall <marissaw@google.com> Wed Dec 26 16:32:34 2018 -0800
committer Marissa Wall <marissaw@google.com> Thu Jan 17 18:47:19 2019 -0800
tree 5646b06239624c1ac06f9246f8fb7bda28d95ba4
parent 5a68a77923216e3f889776d1398880c6532f834a

blast: add desired present time

Add the option to set a desiredPresentTime for a transaction. This
lets the framework know approximately when the transaction should
be presented.

Test: Transaction_test
Bug: 80477568

Change-Id: Ic25617fb93f2c249b3b3c7a8f90f72ec358938f0

libs/gui/ISurfaceComposer.cpp

diff --git a/libs/gui/ISurfaceComposer.cpp b/libs/gui/ISurfaceComposer.cpp
index 7357ba9..c3a4737 100644
--- a/libs/gui/ISurfaceComposer.cpp
+++ b/libs/gui/ISurfaceComposer.cpp
@@ -66,7 +66,8 @@
     virtual void setTransactionState(const Vector<ComposerState>& state,
                                      const Vector<DisplayState>& displays, uint32_t flags,
                                      const sp<IBinder>& applyToken,
-                                     const InputWindowCommands& commands) {
+                                     const InputWindowCommands& commands,
+                                     int64_t desiredPresentTime) {
         Parcel data, reply;
         data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
 
@@ -83,6 +84,7 @@
         data.writeUint32(flags);
         data.writeStrongBinder(applyToken);
         commands.write(data);
+        data.writeInt64(desiredPresentTime);
         remote()->transact(BnSurfaceComposer::SET_TRANSACTION_STATE, data, &reply);
     }
 
@@ -748,7 +750,10 @@
             sp<IBinder> applyToken = data.readStrongBinder();
             InputWindowCommands inputWindowCommands;
             inputWindowCommands.read(data);
-            setTransactionState(state, displays, stateFlags, applyToken, inputWindowCommands);
+
+            int64_t desiredPresentTime = data.readInt64();
+            setTransactionState(state, displays, stateFlags, applyToken, inputWindowCommands,
+                                desiredPresentTime);
             return NO_ERROR;
         }
         case BOOT_FINISHED: {