Revert "Revert "SF: pass a render rate to VsyncTracker instead of a divisor""
This reverts commit 3d21d3afa1056efacf702b74449f9e2e7b5701f1.
Reason for revert: https://b.corp.google.com/issues/269561042#comment14
Bug: 269561042
Change-Id: Iae8d0e62be2eafb4278b64ffcb1524ece211a00c
diff --git a/services/surfaceflinger/tests/unittests/VSyncDispatchRealtimeTest.cpp b/services/surfaceflinger/tests/unittests/VSyncDispatchRealtimeTest.cpp
index 47c2dee..2908834 100644
--- a/services/surfaceflinger/tests/unittests/VSyncDispatchRealtimeTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncDispatchRealtimeTest.cpp
@@ -54,7 +54,7 @@
void resetModel() final {}
bool needsMoreSamples() const final { return false; }
bool isVSyncInPhase(nsecs_t, Fps) const final { return false; }
- void setDivisor(unsigned) final {}
+ void setRenderRate(Fps) final {}
void dump(std::string&) const final {}
private:
@@ -92,7 +92,7 @@
void resetModel() final {}
bool needsMoreSamples() const final { return false; }
bool isVSyncInPhase(nsecs_t, Fps) const final { return false; }
- void setDivisor(unsigned) final {}
+ void setRenderRate(Fps) final {}
void dump(std::string&) const final {}
private:
diff --git a/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp b/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp
index 14a2860..f143b49 100644
--- a/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp
@@ -55,7 +55,7 @@
MOCK_METHOD0(resetModel, void());
MOCK_CONST_METHOD0(needsMoreSamples, bool());
MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, Fps));
- MOCK_METHOD(void, setDivisor, (unsigned), (override));
+ MOCK_METHOD(void, setRenderRate, (Fps), (override));
MOCK_CONST_METHOD1(dump, void(std::string&));
nsecs_t nextVSyncTime(nsecs_t timePoint) const {
diff --git a/services/surfaceflinger/tests/unittests/VSyncPredictorTest.cpp b/services/surfaceflinger/tests/unittests/VSyncPredictorTest.cpp
index 48d39cf..db531bf 100644
--- a/services/surfaceflinger/tests/unittests/VSyncPredictorTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncPredictorTest.cpp
@@ -554,7 +554,7 @@
EXPECT_THAT(intercept, IsCloseTo(expectedIntercept, mMaxRoundingError));
}
-TEST_F(VSyncPredictorTest, setDivisorIsRespected) {
+TEST_F(VSyncPredictorTest, setRenderRateIsRespected) {
auto last = mNow;
for (auto i = 0u; i < kMinimumSamplesForPrediction; i++) {
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow), Eq(last + mPeriod));
@@ -563,7 +563,7 @@
tracker.addVsyncTimestamp(mNow);
}
- tracker.setDivisor(3);
+ tracker.setRenderRate(Fps::fromPeriodNsecs(3 * mPeriod));
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow), Eq(mNow + mPeriod));
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 100), Eq(mNow + mPeriod));
@@ -574,7 +574,7 @@
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 5100), Eq(mNow + 7 * mPeriod));
}
-TEST_F(VSyncPredictorTest, setDivisorOfDivosorIsInPhase) {
+TEST_F(VSyncPredictorTest, setRenderRateOfDivisorIsInPhase) {
auto last = mNow;
for (auto i = 0u; i < kMinimumSamplesForPrediction; i++) {
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow), Eq(last + mPeriod));
@@ -583,18 +583,44 @@
tracker.addVsyncTimestamp(mNow);
}
- tracker.setDivisor(4);
+ const auto refreshRate = Fps::fromPeriodNsecs(mPeriod);
+
+ tracker.setRenderRate(refreshRate / 4);
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow), Eq(mNow + 3 * mPeriod));
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 3 * mPeriod), Eq(mNow + 7 * mPeriod));
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 7 * mPeriod), Eq(mNow + 11 * mPeriod));
- tracker.setDivisor(2);
+ tracker.setRenderRate(refreshRate / 2);
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow), Eq(mNow + 1 * mPeriod));
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 1 * mPeriod), Eq(mNow + 3 * mPeriod));
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 3 * mPeriod), Eq(mNow + 5 * mPeriod));
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 5 * mPeriod), Eq(mNow + 7 * mPeriod));
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 7 * mPeriod), Eq(mNow + 9 * mPeriod));
EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 9 * mPeriod), Eq(mNow + 11 * mPeriod));
+
+ tracker.setRenderRate(refreshRate / 6);
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow), Eq(mNow + 1 * mPeriod));
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 1 * mPeriod), Eq(mNow + 7 * mPeriod));
+}
+
+TEST_F(VSyncPredictorTest, setRenderRateIsIgnoredIfNotDivisor) {
+ auto last = mNow;
+ for (auto i = 0u; i < kMinimumSamplesForPrediction; i++) {
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow), Eq(last + mPeriod));
+ mNow += mPeriod;
+ last = mNow;
+ tracker.addVsyncTimestamp(mNow);
+ }
+
+ tracker.setRenderRate(Fps::fromPeriodNsecs(3.5f * mPeriod));
+
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow), Eq(mNow + mPeriod));
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 100), Eq(mNow + mPeriod));
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 1100), Eq(mNow + 2 * mPeriod));
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 2100), Eq(mNow + 3 * mPeriod));
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 3100), Eq(mNow + 4 * mPeriod));
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 4100), Eq(mNow + 5 * mPeriod));
+ EXPECT_THAT(tracker.nextAnticipatedVSyncTimeFrom(mNow + 5100), Eq(mNow + 6 * mPeriod));
}
} // namespace android::scheduler
diff --git a/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp b/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp
index 1fb2709..fb8d989 100644
--- a/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp
@@ -50,7 +50,7 @@
MOCK_METHOD0(resetModel, void());
MOCK_CONST_METHOD0(needsMoreSamples, bool());
MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, Fps));
- MOCK_METHOD(void, setDivisor, (unsigned), (override));
+ MOCK_METHOD(void, setRenderRate, (Fps), (override));
MOCK_CONST_METHOD1(dump, void(std::string&));
};
diff --git a/services/surfaceflinger/tests/unittests/mock/MockVSyncTracker.h b/services/surfaceflinger/tests/unittests/mock/MockVSyncTracker.h
index 6893154..dcf25e1 100644
--- a/services/surfaceflinger/tests/unittests/mock/MockVSyncTracker.h
+++ b/services/surfaceflinger/tests/unittests/mock/MockVSyncTracker.h
@@ -34,7 +34,7 @@
MOCK_METHOD0(resetModel, void());
MOCK_CONST_METHOD0(needsMoreSamples, bool());
MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, Fps));
- MOCK_METHOD(void, setDivisor, (unsigned), (override));
+ MOCK_METHOD(void, setRenderRate, (Fps), (override));
MOCK_CONST_METHOD1(dump, void(std::string&));
};