commit ebc2c059e73d3278e07c461b3f4e844a47019c3d
author Marissa Wall <marissaw@google.com> Wed Jan 16 19:16:55 2019 -0800
committer Marissa Wall <marissaw@google.com> Thu Jan 17 18:47:19 2019 -0800
tree f9227c07969733bcd6e1da15be5e00b9f7d3c77c
parent 17b4e4570fed99881a94730b9ad67b590aa426b9

blast: cache buffers

Cache incoming buffers so they don't have to be imported by mapper
everytime they are set.

Amended by Change-Id: I3040f6d8886ca9b130115784c199edfdd9c85c7e

Test: Transaction_test
Bug: 80477568
Change-Id: Icd167c5e5bd59d7331b829667b1139919393d98b

services/surfaceflinger/SurfaceFlinger.h

diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index e5b3570..1e6db06 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -48,6 +48,7 @@
 #include <utils/threads.h>
 
 #include "Barrier.h"
+#include "BufferStateLayerCache.h"
 #include "DisplayDevice.h"
 #include "DisplayHardware/HWC2.h"
 #include "DisplayHardware/HWComposer.h"
@@ -459,6 +460,9 @@
                                        uint64_t timestamp,
                                        DisplayedFrameStats* outStats) const override;
     status_t getProtectedContentSupport(bool* outSupported) const override;
+    status_t cacheBuffer(const sp<IBinder>& token, const sp<GraphicBuffer>& buffer,
+                         int32_t* outBufferId) override;
+    status_t uncacheBuffer(const sp<IBinder>& token, int32_t bufferId) override;
 
     /* ------------------------------------------------------------------------
      * DeathRecipient interface
@@ -1034,6 +1038,8 @@
     sp<IInputFlinger> mInputFlinger;
 
     InputWindowCommands mInputWindowCommands;
+
+    BufferStateLayerCache mBufferStateLayerCache;
 };
 }; // namespace android