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Commit 2cbefff9 authored by Ram Indani's avatar Ram Indani Committed by Android (Google) Code Review
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Merge "SF: Select the highest render rate for the min refresh rate when order... 

Merge "SF: Select the highest render rate for the min refresh rate when order requested is RefreshRateOrder::Ascending" into udc-dev
parents 9bfb63c7 f707520f

services/surfaceflinger/Scheduler/RefreshRateSelector.cpp

+8 −2
Original line number Diff line number Diff line
@@ -958,7 +958,7 @@ auto RefreshRateSelector::rankFrameRates(std::optional<int> anchorGroupOpt, 
        }



        const bool ascending = (refreshRateOrder == RefreshRateOrder::Ascending);

        const auto id = frameRateMode.modePtr->getId();

        const auto id = modePtr->getId();

        if (ascending && frameRateMode.fps < *maxRenderRateForMode.get(id)) {

            // TODO(b/266481656): Once this bug is fixed, we can remove this workaround and actually

            //  use a lower frame rate when we want Ascending frame rates.
@@ -970,14 +970,20 @@ auto RefreshRateSelector::rankFrameRates(std::optional<int> anchorGroupOpt, 
        if (ascending) {

            score = 1.0f / score;

        }



        constexpr float kScore = std::numeric_limits<float>::max();

        if (preferredDisplayModeOpt) {

            if (*preferredDisplayModeOpt == modePtr->getId()) {

                constexpr float kScore = std::numeric_limits<float>::max();

                ranking.emplace_front(ScoredFrameRate{frameRateMode, kScore});

                return;

            }

            constexpr float kNonPreferredModePenalty = 0.95f;

            score *= kNonPreferredModePenalty;

        } else if (ascending && id == getMinRefreshRateByPolicyLocked()->getId()) {

            // TODO(b/266481656): Once this bug is fixed, we can remove this workaround

            //  and actually use a lower frame rate when we want Ascending frame rates.

            ranking.emplace_front(ScoredFrameRate{frameRateMode, kScore});

            return;

        }



        ALOGV("%s(%s) %s (%s) scored %.2f", whence, ftl::enum_string(refreshRateOrder).c_str(),

services/surfaceflinger/tests/unittests/RefreshRateSelectorTest.cpp

+6 −0
Original line number Diff line number Diff line
@@ -2999,6 +2999,12 @@ TEST_P(RefreshRateSelectorTest, noLowerFrameRateOnMinVote) { 
    layers[0].name = "Test layer";

    layers[0].vote = LayerVoteType::Min;

    EXPECT_FRAME_RATE_MODE(kMode60, 60_Hz, selector.getBestScoredFrameRate(layers).frameRateMode);



    constexpr FpsRanges kCappedAt60 = {{30_Hz, 90_Hz}, {30_Hz, 60_Hz}};

    EXPECT_EQ(SetPolicyResult::Changed,

              selector.setDisplayManagerPolicy(

                      {DisplayModeId(kModeId60), kCappedAt60, kCappedAt60}));

    EXPECT_FRAME_RATE_MODE(kMode60, 60_Hz, selector.getBestScoredFrameRate(layers).frameRateMode);

}



TEST_P(RefreshRateSelectorTest, frameRateIsCappedByPolicy) {