SF: Separate MessageQueue into interface and impl
Test: Builds
Bug: 74827900
Change-Id: I906892c00b6cb9adca3fbdd72a03001c2d72cbfc
(cherry picked from commit 3fcdef18f41330b4f1e3f1e2b9a33c544e8803b0)
diff --git a/services/surfaceflinger/MessageQueue.cpp b/services/surfaceflinger/MessageQueue.cpp
index 5a6ff4d..056d381 100644
--- a/services/surfaceflinger/MessageQueue.cpp
+++ b/services/surfaceflinger/MessageQueue.cpp
@@ -24,6 +24,7 @@
#include <utils/Timers.h>
#include <utils/threads.h>
+#include <gui/DisplayEventReceiver.h>
#include <gui/IDisplayEventConnection.h>
#include "EventThread.h"
@@ -45,6 +46,12 @@
// ---------------------------------------------------------------------------
+MessageQueue::~MessageQueue() = default;
+
+// ---------------------------------------------------------------------------
+
+namespace impl {
+
void MessageQueue::Handler::dispatchRefresh() {
if ((android_atomic_or(eventMaskRefresh, &mEventMask) & eventMaskRefresh) == 0) {
mQueue.mLooper->sendMessage(this, Message(MessageQueue::REFRESH));
@@ -72,17 +79,13 @@
// ---------------------------------------------------------------------------
-MessageQueue::MessageQueue() {}
-
-MessageQueue::~MessageQueue() {}
-
void MessageQueue::init(const sp<SurfaceFlinger>& flinger) {
mFlinger = flinger;
mLooper = new Looper(true);
mHandler = new Handler(*this);
}
-void MessageQueue::setEventThread(EventThread* eventThread) {
+void MessageQueue::setEventThread(android::EventThread* eventThread) {
if (mEventThread == eventThread) {
return;
}
@@ -159,4 +162,5 @@
// ---------------------------------------------------------------------------
-}; // namespace android
+} // namespace impl
+} // namespace android
diff --git a/services/surfaceflinger/MessageQueue.h b/services/surfaceflinger/MessageQueue.h
index dcfc716..90d1c72 100644
--- a/services/surfaceflinger/MessageQueue.h
+++ b/services/surfaceflinger/MessageQueue.h
@@ -25,7 +25,7 @@
#include <utils/Timers.h>
#include <utils/threads.h>
-#include <gui/DisplayEventReceiver.h>
+#include <gui/IDisplayEventConnection.h>
#include <private/gui/BitTube.h>
#include "Barrier.h"
@@ -34,7 +34,6 @@
namespace android {
-class IDisplayEventConnection;
class EventThread;
class SurfaceFlinger;
@@ -77,6 +76,27 @@
// ---------------------------------------------------------------------------
class MessageQueue {
+public:
+ enum {
+ INVALIDATE = 0,
+ REFRESH = 1,
+ };
+
+ virtual ~MessageQueue();
+
+ virtual void init(const sp<SurfaceFlinger>& flinger) = 0;
+ virtual void setEventThread(EventThread* events) = 0;
+ virtual void waitMessage() = 0;
+ virtual status_t postMessage(const sp<MessageBase>& message, nsecs_t reltime = 0) = 0;
+ virtual void invalidate() = 0;
+ virtual void refresh() = 0;
+};
+
+// ---------------------------------------------------------------------------
+
+namespace impl {
+
+class MessageQueue final : public android::MessageQueue {
class Handler : public MessageHandler {
enum { eventMaskInvalidate = 0x1, eventMaskRefresh = 0x2, eventMaskTransaction = 0x4 };
MessageQueue& mQueue;
@@ -93,7 +113,7 @@
sp<SurfaceFlinger> mFlinger;
sp<Looper> mLooper;
- EventThread* mEventThread;
+ android::EventThread* mEventThread;
sp<IDisplayEventConnection> mEvents;
gui::BitTube mEventTube;
sp<Handler> mHandler;
@@ -102,27 +122,22 @@
int eventReceiver(int fd, int events);
public:
- enum {
- INVALIDATE = 0,
- REFRESH = 1,
- };
+ ~MessageQueue() override = default;
+ void init(const sp<SurfaceFlinger>& flinger) override;
+ void setEventThread(android::EventThread* events) override;
- MessageQueue();
- ~MessageQueue();
- void init(const sp<SurfaceFlinger>& flinger);
- void setEventThread(EventThread* events);
-
- void waitMessage();
- status_t postMessage(const sp<MessageBase>& message, nsecs_t reltime = 0);
+ void waitMessage() override;
+ status_t postMessage(const sp<MessageBase>& message, nsecs_t reltime = 0) override;
// sends INVALIDATE message at next VSYNC
- void invalidate();
+ void invalidate() override;
// sends REFRESH message at next VSYNC
- void refresh();
+ void refresh() override;
};
// ---------------------------------------------------------------------------
-}; // namespace android
+} // namespace impl
+} // namespace android
#endif /* ANDROID_MESSAGE_QUEUE_H */
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 0352731..e5a15d5 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -284,7 +284,7 @@
void SurfaceFlinger::onFirstRef()
{
- mEventQueue.init(this);
+ mEventQueue->init(this);
}
SurfaceFlinger::~SurfaceFlinger()
@@ -590,9 +590,10 @@
mSfEventThreadSource =
std::make_unique<DispSyncSource>(&mPrimaryDispSync,
SurfaceFlinger::sfVsyncPhaseOffsetNs, true, "sf");
+
mSFEventThread = std::make_unique<impl::EventThread>(mSfEventThreadSource.get(), *this, true,
"sfEventThread");
- mEventQueue.setEventThread(mSFEventThread.get());
+ mEventQueue->setEventThread(mSFEventThread.get());
// Get a RenderEngine for the given display / config (can't fail)
getBE().mRenderEngine =
@@ -1081,10 +1082,10 @@
std::make_unique<impl::EventThread>(mVSyncInjector.get(), *this, false,
"injEventThread");
}
- mEventQueue.setEventThread(mInjectorEventThread.get());
+ mEventQueue->setEventThread(mInjectorEventThread.get());
} else {
ALOGV("VSync Injections disabled");
- mEventQueue.setEventThread(mSFEventThread.get());
+ mEventQueue->setEventThread(mSFEventThread.get());
}
mInjectVSyncs = enable;
@@ -1149,30 +1150,30 @@
// ----------------------------------------------------------------------------
void SurfaceFlinger::waitForEvent() {
- mEventQueue.waitMessage();
+ mEventQueue->waitMessage();
}
void SurfaceFlinger::signalTransaction() {
- mEventQueue.invalidate();
+ mEventQueue->invalidate();
}
void SurfaceFlinger::signalLayerUpdate() {
- mEventQueue.invalidate();
+ mEventQueue->invalidate();
}
void SurfaceFlinger::signalRefresh() {
mRefreshPending = true;
- mEventQueue.refresh();
+ mEventQueue->refresh();
}
status_t SurfaceFlinger::postMessageAsync(const sp<MessageBase>& msg,
nsecs_t reltime, uint32_t /* flags */) {
- return mEventQueue.postMessage(msg, reltime);
+ return mEventQueue->postMessage(msg, reltime);
}
status_t SurfaceFlinger::postMessageSync(const sp<MessageBase>& msg,
nsecs_t reltime, uint32_t /* flags */) {
- status_t res = mEventQueue.postMessage(msg, reltime);
+ status_t res = mEventQueue->postMessage(msg, reltime);
if (res == NO_ERROR) {
msg->wait();
}
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index b2261b0..989e20d 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -785,7 +785,7 @@
bool mLayerTripleBufferingDisabled = false;
// these are thread safe
- mutable MessageQueue mEventQueue;
+ mutable std::unique_ptr<MessageQueue> mEventQueue{std::make_unique<impl::MessageQueue>()};
FrameTracker mAnimFrameTracker;
DispSync mPrimaryDispSync;