SF: Merge BufferStateLayer into Layer

Test: go/wm-smoke
Bug: 238781169

Change-Id: I1521ffa6995ce41a04a664ff65516431aead4dca

7 files changed, 1836 insertions, 2094 deletions

diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 662645100f..5e9fe65225 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -141,7 +141,6 @@ filegroup {
     name: "libsurfaceflinger_sources",
     srcs: [
         "BackgroundExecutor.cpp",
-        "BufferStateLayer.cpp",
         "ClientCache.cpp",
         "Client.cpp",
         "EffectLayer.cpp",
diff --git a/services/surfaceflinger/BufferStateLayer.cpp b/services/surfaceflinger/BufferStateLayer.cpp
deleted file mode 100644
index b939752be5..0000000000
--- a/services/surfaceflinger/BufferStateLayer.cpp
+++ /dev/null
@@ -1,1716 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-//#define LOG_NDEBUG 0
-#undef LOG_TAG
-#define LOG_TAG "BufferStateLayer"
-#define ATRACE_TAG ATRACE_TAG_GRAPHICS
-
-#include "BufferStateLayer.h"
-
-#include <limits>
-
-#include <FrameTimeline/FrameTimeline.h>
-#include <compositionengine/CompositionEngine.h>
-#include <gui/BufferQueue.h>
-#include <private/gui/SyncFeatures.h>
-#include <renderengine/Image.h>
-#include "TunnelModeEnabledReporter.h"
-
-#include <gui/TraceUtils.h>
-#include "EffectLayer.h"
-#include "FrameTracer/FrameTracer.h"
-#include "TimeStats/TimeStats.h"
-
-#define EARLY_RELEASE_ENABLED false
-
-#include <compositionengine/LayerFECompositionState.h>
-#include <compositionengine/OutputLayer.h>
-#include <compositionengine/impl/OutputLayerCompositionState.h>
-#include <cutils/compiler.h>
-#include <cutils/native_handle.h>
-#include <cutils/properties.h>
-#include <gui/BufferItem.h>
-#include <gui/BufferQueue.h>
-#include <gui/GLConsumer.h>
-#include <gui/LayerDebugInfo.h>
-#include <gui/Surface.h>
-#include <renderengine/RenderEngine.h>
-#include <ui/DebugUtils.h>
-#include <utils/Errors.h>
-#include <utils/Log.h>
-#include <utils/NativeHandle.h>
-#include <utils/StopWatch.h>
-#include <utils/Trace.h>
-
-#include <cmath>
-#include <cstdlib>
-#include <mutex>
-#include <sstream>
-
-#include "Colorizer.h"
-#include "DisplayDevice.h"
-#include "FrameTracer/FrameTracer.h"
-#include "TimeStats/TimeStats.h"
-
-namespace android {
-
-using PresentState = frametimeline::SurfaceFrame::PresentState;
-using gui::WindowInfo;
-namespace {
-static constexpr float defaultMaxLuminance = 1000.0;
-
-constexpr mat4 inverseOrientation(uint32_t transform) {
-    const mat4 flipH(-1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1);
-    const mat4 flipV(1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 1);
-    const mat4 rot90(0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1);
-    mat4 tr;
-
-    if (transform & NATIVE_WINDOW_TRANSFORM_ROT_90) {
-        tr = tr * rot90;
-    }
-    if (transform & NATIVE_WINDOW_TRANSFORM_FLIP_H) {
-        tr = tr * flipH;
-    }
-    if (transform & NATIVE_WINDOW_TRANSFORM_FLIP_V) {
-        tr = tr * flipV;
-    }
-    return inverse(tr);
-}
-
-bool assignTransform(ui::Transform* dst, ui::Transform& from) {
-    if (*dst == from) {
-        return false;
-    }
-    *dst = from;
-    return true;
-}
-
-TimeStats::SetFrameRateVote frameRateToSetFrameRateVotePayload(Layer::FrameRate frameRate) {
-    using FrameRateCompatibility = TimeStats::SetFrameRateVote::FrameRateCompatibility;
-    using Seamlessness = TimeStats::SetFrameRateVote::Seamlessness;
-    const auto frameRateCompatibility = [frameRate] {
-        switch (frameRate.type) {
-            case Layer::FrameRateCompatibility::Default:
-                return FrameRateCompatibility::Default;
-            case Layer::FrameRateCompatibility::ExactOrMultiple:
-                return FrameRateCompatibility::ExactOrMultiple;
-            default:
-                return FrameRateCompatibility::Undefined;
-        }
-    }();
-
-    const auto seamlessness = [frameRate] {
-        switch (frameRate.seamlessness) {
-            case scheduler::Seamlessness::OnlySeamless:
-                return Seamlessness::ShouldBeSeamless;
-            case scheduler::Seamlessness::SeamedAndSeamless:
-                return Seamlessness::NotRequired;
-            default:
-                return Seamlessness::Undefined;
-        }
-    }();
-
-    return TimeStats::SetFrameRateVote{.frameRate = frameRate.rate.getValue(),
-                                       .frameRateCompatibility = frameRateCompatibility,
-                                       .seamlessness = seamlessness};
-}
-} // namespace
-
-BufferStateLayer::BufferStateLayer(const LayerCreationArgs& args)
-      : Layer(args),
-        mTextureName(args.textureName),
-        mCompositionState{mFlinger->getCompositionEngine().createLayerFECompositionState()},
-        mHwcSlotGenerator(sp<HwcSlotGenerator>::make()) {
-    ALOGV("Creating Layer %s", getDebugName());
-
-    mPremultipliedAlpha = !(args.flags & ISurfaceComposerClient::eNonPremultiplied);
-    mPotentialCursor = args.flags & ISurfaceComposerClient::eCursorWindow;
-    mProtectedByApp = args.flags & ISurfaceComposerClient::eProtectedByApp;
-    mDrawingState.dataspace = ui::Dataspace::V0_SRGB;
-}
-
-BufferStateLayer::~BufferStateLayer() {
-    // The original layer and the clone layer share the same texture and buffer. Therefore, only
-    // one of the layers, in this case the original layer, needs to handle the deletion. The
-    // original layer and the clone should be removed at the same time so there shouldn't be any
-    // issue with the clone layer trying to use the texture.
-    if (mBufferInfo.mBuffer != nullptr) {
-        callReleaseBufferCallback(mDrawingState.releaseBufferListener,
-                                  mBufferInfo.mBuffer->getBuffer(), mBufferInfo.mFrameNumber,
-                                  mBufferInfo.mFence,
-                                  mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(
-                                          mOwnerUid));
-    }
-    if (!isClone()) {
-        // The original layer and the clone layer share the same texture. Therefore, only one of
-        // the layers, in this case the original layer, needs to handle the deletion. The original
-        // layer and the clone should be removed at the same time so there shouldn't be any issue
-        // with the clone layer trying to use the deleted texture.
-        mFlinger->deleteTextureAsync(mTextureName);
-    }
-    const int32_t layerId = getSequence();
-    mFlinger->mTimeStats->onDestroy(layerId);
-    mFlinger->mFrameTracer->onDestroy(layerId);
-}
-
-void BufferStateLayer::callReleaseBufferCallback(const sp<ITransactionCompletedListener>& listener,
-                                                 const sp<GraphicBuffer>& buffer,
-                                                 uint64_t framenumber,
-                                                 const sp<Fence>& releaseFence,
-                                                 uint32_t currentMaxAcquiredBufferCount) {
-    if (!listener) {
-        return;
-    }
-    ATRACE_FORMAT_INSTANT("callReleaseBufferCallback %s - %" PRIu64, getDebugName(), framenumber);
-    listener->onReleaseBuffer({buffer->getId(), framenumber},
-                              releaseFence ? releaseFence : Fence::NO_FENCE,
-                              currentMaxAcquiredBufferCount);
-}
-
-// -----------------------------------------------------------------------
-// Interface implementation for Layer
-// -----------------------------------------------------------------------
-void BufferStateLayer::onLayerDisplayed(ftl::SharedFuture<FenceResult> futureFenceResult) {
-    // If we are displayed on multiple displays in a single composition cycle then we would
-    // need to do careful tracking to enable the use of the mLastClientCompositionFence.
-    //  For example we can only use it if all the displays are client comp, and we need
-    //  to merge all the client comp fences. We could do this, but for now we just
-    // disable the optimization when a layer is composed on multiple displays.
-    if (mClearClientCompositionFenceOnLayerDisplayed) {
-        mLastClientCompositionFence = nullptr;
-    } else {
-        mClearClientCompositionFenceOnLayerDisplayed = true;
-    }
-
-    // The previous release fence notifies the client that SurfaceFlinger is done with the previous
-    // buffer that was presented on this layer. The first transaction that came in this frame that
-    // replaced the previous buffer on this layer needs this release fence, because the fence will
-    // let the client know when that previous buffer is removed from the screen.
-    //
-    // Every other transaction on this layer does not need a release fence because no other
-    // Transactions that were set on this layer this frame are going to have their preceeding buffer
-    // removed from the display this frame.
-    //
-    // For example, if we have 3 transactions this frame. The first transaction doesn't contain a
-    // buffer so it doesn't need a previous release fence because the layer still needs the previous
-    // buffer. The second transaction contains a buffer so it needs a previous release fence because
-    // the previous buffer will be released this frame. The third transaction also contains a
-    // buffer. It replaces the buffer in the second transaction. The buffer in the second
-    // transaction will now no longer be presented so it is released immediately and the third
-    // transaction doesn't need a previous release fence.
-    sp<CallbackHandle> ch;
-    for (auto& handle : mDrawingState.callbackHandles) {
-        if (handle->releasePreviousBuffer &&
-            mDrawingState.releaseBufferEndpoint == handle->listener) {
-            ch = handle;
-            break;
-        }
-    }
-
-    // Prevent tracing the same release multiple times.
-    if (mPreviousFrameNumber != mPreviousReleasedFrameNumber) {
-        mPreviousReleasedFrameNumber = mPreviousFrameNumber;
-    }
-
-    if (ch != nullptr) {
-        ch->previousReleaseCallbackId = mPreviousReleaseCallbackId;
-        ch->previousReleaseFences.emplace_back(std::move(futureFenceResult));
-        ch->name = mName;
-    }
-}
-
-void BufferStateLayer::onSurfaceFrameCreated(
-        const std::shared_ptr<frametimeline::SurfaceFrame>& surfaceFrame) {
-    while (mPendingJankClassifications.size() >= kPendingClassificationMaxSurfaceFrames) {
-        // Too many SurfaceFrames pending classification. The front of the deque is probably not
-        // tracked by FrameTimeline and will never be presented. This will only result in a memory
-        // leak.
-        ALOGW("Removing the front of pending jank deque from layer - %s to prevent memory leak",
-              mName.c_str());
-        std::string miniDump = mPendingJankClassifications.front()->miniDump();
-        ALOGD("Head SurfaceFrame mini dump\n%s", miniDump.c_str());
-        mPendingJankClassifications.pop_front();
-    }
-    mPendingJankClassifications.emplace_back(surfaceFrame);
-}
-
-void BufferStateLayer::releasePendingBuffer(nsecs_t dequeueReadyTime) {
-    for (const auto& handle : mDrawingState.callbackHandles) {
-        handle->transformHint = mTransformHint;
-        handle->dequeueReadyTime = dequeueReadyTime;
-        handle->currentMaxAcquiredBufferCount =
-                mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(mOwnerUid);
-        ATRACE_FORMAT_INSTANT("releasePendingBuffer %s - %" PRIu64, getDebugName(),
-                              handle->previousReleaseCallbackId.framenumber);
-    }
-
-    for (auto& handle : mDrawingState.callbackHandles) {
-        if (handle->releasePreviousBuffer &&
-            mDrawingState.releaseBufferEndpoint == handle->listener) {
-            handle->previousReleaseCallbackId = mPreviousReleaseCallbackId;
-            break;
-        }
-    }
-
-    std::vector<JankData> jankData;
-    jankData.reserve(mPendingJankClassifications.size());
-    while (!mPendingJankClassifications.empty()
-            && mPendingJankClassifications.front()->getJankType()) {
-        std::shared_ptr<frametimeline::SurfaceFrame> surfaceFrame =
-                mPendingJankClassifications.front();
-        mPendingJankClassifications.pop_front();
-        jankData.emplace_back(
-                JankData(surfaceFrame->getToken(), surfaceFrame->getJankType().value()));
-    }
-
-    mFlinger->getTransactionCallbackInvoker().addCallbackHandles(
-            mDrawingState.callbackHandles, jankData);
-
-    sp<Fence> releaseFence = Fence::NO_FENCE;
-    for (auto& handle : mDrawingState.callbackHandles) {
-        if (handle->releasePreviousBuffer &&
-            mDrawingState.releaseBufferEndpoint == handle->listener) {
-            releaseFence =
-                    handle->previousReleaseFence ? handle->previousReleaseFence : Fence::NO_FENCE;
-            break;
-        }
-    }
-
-    mDrawingState.callbackHandles = {};
-}
-
-bool BufferStateLayer::willPresentCurrentTransaction() const {
-    // Returns true if the most recent Transaction applied to CurrentState will be presented.
-    return (getSidebandStreamChanged() || getAutoRefresh() ||
-            (mDrawingState.modified &&
-             (mDrawingState.buffer != nullptr || mDrawingState.bgColorLayer != nullptr)));
-}
-
-bool BufferStateLayer::setTransform(uint32_t transform) {
-    if (mDrawingState.bufferTransform == transform) return false;
-    mDrawingState.bufferTransform = transform;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    return true;
-}
-
-bool BufferStateLayer::setTransformToDisplayInverse(bool transformToDisplayInverse) {
-    if (mDrawingState.transformToDisplayInverse == transformToDisplayInverse) return false;
-    mDrawingState.sequence++;
-    mDrawingState.transformToDisplayInverse = transformToDisplayInverse;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    return true;
-}
-
-bool BufferStateLayer::setBufferCrop(const Rect& bufferCrop) {
-    if (mDrawingState.bufferCrop == bufferCrop) return false;
-
-    mDrawingState.sequence++;
-    mDrawingState.bufferCrop = bufferCrop;
-
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    return true;
-}
-
-bool BufferStateLayer::setDestinationFrame(const Rect& destinationFrame) {
-    if (mDrawingState.destinationFrame == destinationFrame) return false;
-
-    mDrawingState.sequence++;
-    mDrawingState.destinationFrame = destinationFrame;
-
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    return true;
-}
-
-// Translate destination frame into scale and position. If a destination frame is not set, use the
-// provided scale and position
-bool BufferStateLayer::updateGeometry() {
-    if ((mDrawingState.flags & layer_state_t::eIgnoreDestinationFrame) ||
-        mDrawingState.destinationFrame.isEmpty()) {
-        // If destination frame is not set, use the requested transform set via
-        // BufferStateLayer::setPosition and BufferStateLayer::setMatrix.
-        return assignTransform(&mDrawingState.transform, mRequestedTransform);
-    }
-
-    Rect destRect = mDrawingState.destinationFrame;
-    int32_t destW = destRect.width();
-    int32_t destH = destRect.height();
-    if (destRect.left < 0) {
-        destRect.left = 0;
-        destRect.right = destW;
-    }
-    if (destRect.top < 0) {
-        destRect.top = 0;
-        destRect.bottom = destH;
-    }
-
-    if (!mDrawingState.buffer) {
-        ui::Transform t;
-        t.set(destRect.left, destRect.top);
-        return assignTransform(&mDrawingState.transform, t);
-    }
-
-    uint32_t bufferWidth = mDrawingState.buffer->getWidth();
-    uint32_t bufferHeight = mDrawingState.buffer->getHeight();
-    // Undo any transformations on the buffer.
-    if (mDrawingState.bufferTransform & ui::Transform::ROT_90) {
-        std::swap(bufferWidth, bufferHeight);
-    }
-    uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
-    if (mDrawingState.transformToDisplayInverse) {
-        if (invTransform & ui::Transform::ROT_90) {
-            std::swap(bufferWidth, bufferHeight);
-        }
-    }
-
-    float sx = destW / static_cast<float>(bufferWidth);
-    float sy = destH / static_cast<float>(bufferHeight);
-    ui::Transform t;
-    t.set(sx, 0, 0, sy);
-    t.set(destRect.left, destRect.top);
-    return assignTransform(&mDrawingState.transform, t);
-}
-
-bool BufferStateLayer::setMatrix(const layer_state_t::matrix22_t& matrix) {
-    if (mRequestedTransform.dsdx() == matrix.dsdx && mRequestedTransform.dtdy() == matrix.dtdy &&
-        mRequestedTransform.dtdx() == matrix.dtdx && mRequestedTransform.dsdy() == matrix.dsdy) {
-        return false;
-    }
-
-    mRequestedTransform.set(matrix.dsdx, matrix.dtdy, matrix.dtdx, matrix.dsdy);
-
-    mDrawingState.sequence++;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-
-    return true;
-}
-
-bool BufferStateLayer::setPosition(float x, float y) {
-    if (mRequestedTransform.tx() == x && mRequestedTransform.ty() == y) {
-        return false;
-    }
-
-    mRequestedTransform.set(x, y);
-
-    mDrawingState.sequence++;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-
-    return true;
-}
-
-bool BufferStateLayer::setBuffer(std::shared_ptr<renderengine::ExternalTexture>& buffer,
-                                 const BufferData& bufferData, nsecs_t postTime,
-                                 nsecs_t desiredPresentTime, bool isAutoTimestamp,
-                                 std::optional<nsecs_t> dequeueTime,
-                                 const FrameTimelineInfo& info) {
-    ATRACE_CALL();
-
-    if (!buffer) {
-        return false;
-    }
-
-    const bool frameNumberChanged =
-            bufferData.flags.test(BufferData::BufferDataChange::frameNumberChanged);
-    const uint64_t frameNumber =
-            frameNumberChanged ? bufferData.frameNumber : mDrawingState.frameNumber + 1;
-
-    if (mDrawingState.buffer) {
-        mReleasePreviousBuffer = true;
-        if (!mBufferInfo.mBuffer ||
-            (!mDrawingState.buffer->hasSameBuffer(*mBufferInfo.mBuffer) ||
-             mDrawingState.frameNumber != mBufferInfo.mFrameNumber)) {
-            // If mDrawingState has a buffer, and we are about to update again
-            // before swapping to drawing state, then the first buffer will be
-            // dropped and we should decrement the pending buffer count and
-            // call any release buffer callbacks if set.
-            callReleaseBufferCallback(mDrawingState.releaseBufferListener,
-                                      mDrawingState.buffer->getBuffer(), mDrawingState.frameNumber,
-                                      mDrawingState.acquireFence,
-                                      mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(
-                                              mOwnerUid));
-            decrementPendingBufferCount();
-            if (mDrawingState.bufferSurfaceFrameTX != nullptr &&
-                mDrawingState.bufferSurfaceFrameTX->getPresentState() != PresentState::Presented) {
-              addSurfaceFrameDroppedForBuffer(mDrawingState.bufferSurfaceFrameTX);
-              mDrawingState.bufferSurfaceFrameTX.reset();
-            }
-        } else if (EARLY_RELEASE_ENABLED && mLastClientCompositionFence != nullptr) {
-            callReleaseBufferCallback(mDrawingState.releaseBufferListener,
-                                      mDrawingState.buffer->getBuffer(), mDrawingState.frameNumber,
-                                      mLastClientCompositionFence,
-                                      mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(
-                                              mOwnerUid));
-            mLastClientCompositionFence = nullptr;
-        }
-    }
-
-    mDrawingState.frameNumber = frameNumber;
-    mDrawingState.releaseBufferListener = bufferData.releaseBufferListener;
-    mDrawingState.buffer = std::move(buffer);
-    mDrawingState.clientCacheId = bufferData.cachedBuffer;
-
-    mDrawingState.acquireFence = bufferData.flags.test(BufferData::BufferDataChange::fenceChanged)
-            ? bufferData.acquireFence
-            : Fence::NO_FENCE;
-    mDrawingState.acquireFenceTime = std::make_unique<FenceTime>(mDrawingState.acquireFence);
-    if (mDrawingState.acquireFenceTime->getSignalTime() == Fence::SIGNAL_TIME_PENDING) {
-        // We latched this buffer unsiganled, so we need to pass the acquire fence
-        // on the callback instead of just the acquire time, since it's unknown at
-        // this point.
-        mCallbackHandleAcquireTimeOrFence = mDrawingState.acquireFence;
-    } else {
-        mCallbackHandleAcquireTimeOrFence = mDrawingState.acquireFenceTime->getSignalTime();
-    }
-
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-
-    const int32_t layerId = getSequence();
-    mFlinger->mTimeStats->setPostTime(layerId, mDrawingState.frameNumber, getName().c_str(),
-                                      mOwnerUid, postTime, getGameMode());
-    mDrawingState.desiredPresentTime = desiredPresentTime;
-    mDrawingState.isAutoTimestamp = isAutoTimestamp;
-
-    const nsecs_t presentTime = [&] {
-        if (!isAutoTimestamp) return desiredPresentTime;
-
-        const auto prediction =
-                mFlinger->mFrameTimeline->getTokenManager()->getPredictionsForToken(info.vsyncId);
-        if (prediction.has_value()) return prediction->presentTime;
-
-        return static_cast<nsecs_t>(0);
-    }();
-
-    using LayerUpdateType = scheduler::LayerHistory::LayerUpdateType;
-    mFlinger->mScheduler->recordLayerHistory(this, presentTime, LayerUpdateType::Buffer);
-
-    setFrameTimelineVsyncForBufferTransaction(info, postTime);
-
-    if (dequeueTime && *dequeueTime != 0) {
-        const uint64_t bufferId = mDrawingState.buffer->getId();
-        mFlinger->mFrameTracer->traceNewLayer(layerId, getName().c_str());
-        mFlinger->mFrameTracer->traceTimestamp(layerId, bufferId, frameNumber, *dequeueTime,
-                                               FrameTracer::FrameEvent::DEQUEUE);
-        mFlinger->mFrameTracer->traceTimestamp(layerId, bufferId, frameNumber, postTime,
-                                               FrameTracer::FrameEvent::QUEUE);
-    }
-
-    mDrawingState.releaseBufferEndpoint = bufferData.releaseBufferEndpoint;
-    return true;
-}
-
-bool BufferStateLayer::setDataspace(ui::Dataspace dataspace) {
-    mDrawingState.dataspaceRequested = true;
-    if (mDrawingState.dataspace == dataspace) return false;
-    mDrawingState.dataspace = dataspace;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    return true;
-}
-
-bool BufferStateLayer::setHdrMetadata(const HdrMetadata& hdrMetadata) {
-    if (mDrawingState.hdrMetadata == hdrMetadata) return false;
-    mDrawingState.hdrMetadata = hdrMetadata;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    return true;
-}
-
-bool BufferStateLayer::setSurfaceDamageRegion(const Region& surfaceDamage) {
-    mDrawingState.surfaceDamageRegion = surfaceDamage;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    return true;
-}
-
-bool BufferStateLayer::setApi(int32_t api) {
-    if (mDrawingState.api == api) return false;
-    mDrawingState.api = api;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    return true;
-}
-
-bool BufferStateLayer::setSidebandStream(const sp<NativeHandle>& sidebandStream) {
-    if (mDrawingState.sidebandStream == sidebandStream) return false;
-
-    if (mDrawingState.sidebandStream != nullptr && sidebandStream == nullptr) {
-        mFlinger->mTunnelModeEnabledReporter->decrementTunnelModeCount();
-    } else if (sidebandStream != nullptr) {
-        mFlinger->mTunnelModeEnabledReporter->incrementTunnelModeCount();
-    }
-
-    mDrawingState.sidebandStream = sidebandStream;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    if (!mSidebandStreamChanged.exchange(true)) {
-        // mSidebandStreamChanged was false
-        mFlinger->onLayerUpdate();
-    }
-    return true;
-}
-
-bool BufferStateLayer::setTransactionCompletedListeners(
-        const std::vector<sp<CallbackHandle>>& handles) {
-    // If there is no handle, we will not send a callback so reset mReleasePreviousBuffer and return
-    if (handles.empty()) {
-        mReleasePreviousBuffer = false;
-        return false;
-    }
-
-    const bool willPresent = willPresentCurrentTransaction();
-
-    for (const auto& handle : handles) {
-        // If this transaction set a buffer on this layer, release its previous buffer
-        handle->releasePreviousBuffer = mReleasePreviousBuffer;
-
-        // If this layer will be presented in this frame
-        if (willPresent) {
-            // If this transaction set an acquire fence on this layer, set its acquire time
-            handle->acquireTimeOrFence = mCallbackHandleAcquireTimeOrFence;
-            handle->frameNumber = mDrawingState.frameNumber;
-
-            // Store so latched time and release fence can be set
-            mDrawingState.callbackHandles.push_back(handle);
-
-        } else { // If this layer will NOT need to be relatched and presented this frame
-            // Notify the transaction completed thread this handle is done
-            mFlinger->getTransactionCallbackInvoker().registerUnpresentedCallbackHandle(handle);
-        }
-    }
-
-    mReleasePreviousBuffer = false;
-    mCallbackHandleAcquireTimeOrFence = -1;
-
-    return willPresent;
-}
-
-Rect BufferStateLayer::getBufferSize(const State& /*s*/) const {
-    // for buffer state layers we use the display frame size as the buffer size.
-
-    if (mBufferInfo.mBuffer == nullptr) {
-        return Rect::INVALID_RECT;
-    }
-
-    uint32_t bufWidth = mBufferInfo.mBuffer->getWidth();
-    uint32_t bufHeight = mBufferInfo.mBuffer->getHeight();
-
-    // Undo any transformations on the buffer and return the result.
-    if (mBufferInfo.mTransform & ui::Transform::ROT_90) {
-        std::swap(bufWidth, bufHeight);
-    }
-
-    if (getTransformToDisplayInverse()) {
-        uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
-        if (invTransform & ui::Transform::ROT_90) {
-            std::swap(bufWidth, bufHeight);
-        }
-    }
-
-    return Rect(0, 0, static_cast<int32_t>(bufWidth), static_cast<int32_t>(bufHeight));
-}
-
-FloatRect BufferStateLayer::computeSourceBounds(const FloatRect& parentBounds) const {
-    if (mBufferInfo.mBuffer == nullptr) {
-        return parentBounds;
-    }
-
-    return getBufferSize(getDrawingState()).toFloatRect();
-}
-
-// -----------------------------------------------------------------------
-bool BufferStateLayer::fenceHasSignaled() const {
-    if (SurfaceFlinger::enableLatchUnsignaledConfig != LatchUnsignaledConfig::Disabled) {
-        return true;
-    }
-
-    const bool fenceSignaled =
-            getDrawingState().acquireFence->getStatus() == Fence::Status::Signaled;
-    if (!fenceSignaled) {
-        mFlinger->mTimeStats->incrementLatchSkipped(getSequence(),
-                                                    TimeStats::LatchSkipReason::LateAcquire);
-    }
-
-    return fenceSignaled;
-}
-
-bool BufferStateLayer::onPreComposition(nsecs_t refreshStartTime) {
-    for (const auto& handle : mDrawingState.callbackHandles) {
-        handle->refreshStartTime = refreshStartTime;
-    }
-    return hasReadyFrame();
-}
-
-void BufferStateLayer::setAutoRefresh(bool autoRefresh) {
-    mDrawingState.autoRefresh = autoRefresh;
-}
-
-bool BufferStateLayer::latchSidebandStream(bool& recomputeVisibleRegions) {
-    // We need to update the sideband stream if the layer has both a buffer and a sideband stream.
-    editCompositionState()->sidebandStreamHasFrame = hasFrameUpdate() && mSidebandStream.get();
-
-    if (mSidebandStreamChanged.exchange(false)) {
-        const State& s(getDrawingState());
-        // mSidebandStreamChanged was true
-        mSidebandStream = s.sidebandStream;
-        editCompositionState()->sidebandStream = mSidebandStream;
-        if (mSidebandStream != nullptr) {
-            setTransactionFlags(eTransactionNeeded);
-            mFlinger->setTransactionFlags(eTraversalNeeded);
-        }
-        recomputeVisibleRegions = true;
-
-        return true;
-    }
-    return false;
-}
-
-bool BufferStateLayer::hasFrameUpdate() const {
-    const State& c(getDrawingState());
-    return (mDrawingStateModified || mDrawingState.modified) && (c.buffer != nullptr || c.bgColorLayer != nullptr);
-}
-
-void BufferStateLayer::updateTexImage(nsecs_t latchTime) {
-    const State& s(getDrawingState());
-
-    if (!s.buffer) {
-        if (s.bgColorLayer) {
-            for (auto& handle : mDrawingState.callbackHandles) {
-                handle->latchTime = latchTime;
-            }
-        }
-        return;
-    }
-
-    for (auto& handle : mDrawingState.callbackHandles) {
-        if (handle->frameNumber == mDrawingState.frameNumber) {
-            handle->latchTime = latchTime;
-        }
-    }
-
-    const int32_t layerId = getSequence();
-    const uint64_t bufferId = mDrawingState.buffer->getId();
-    const uint64_t frameNumber = mDrawingState.frameNumber;
-    const auto acquireFence = std::make_shared<FenceTime>(mDrawingState.acquireFence);
-    mFlinger->mTimeStats->setAcquireFence(layerId, frameNumber, acquireFence);
-    mFlinger->mTimeStats->setLatchTime(layerId, frameNumber, latchTime);
-
-    mFlinger->mFrameTracer->traceFence(layerId, bufferId, frameNumber, acquireFence,
-                                       FrameTracer::FrameEvent::ACQUIRE_FENCE);
-    mFlinger->mFrameTracer->traceTimestamp(layerId, bufferId, frameNumber, latchTime,
-                                           FrameTracer::FrameEvent::LATCH);
-
-    auto& bufferSurfaceFrame = mDrawingState.bufferSurfaceFrameTX;
-    if (bufferSurfaceFrame != nullptr &&
-        bufferSurfaceFrame->getPresentState() != PresentState::Presented) {
-        // Update only if the bufferSurfaceFrame wasn't already presented. A Presented
-        // bufferSurfaceFrame could be seen here if a pending state was applied successfully and we
-        // are processing the next state.
-        addSurfaceFramePresentedForBuffer(bufferSurfaceFrame,
-                                          mDrawingState.acquireFenceTime->getSignalTime(),
-                                          latchTime);
-        mDrawingState.bufferSurfaceFrameTX.reset();
-    }
-
-    std::deque<sp<CallbackHandle>> remainingHandles;
-    mFlinger->getTransactionCallbackInvoker()
-            .addOnCommitCallbackHandles(mDrawingState.callbackHandles, remainingHandles);
-    mDrawingState.callbackHandles = remainingHandles;
-
-    mDrawingStateModified = false;
-}
-
-void BufferStateLayer::gatherBufferInfo() {
-    if (!mBufferInfo.mBuffer || !mDrawingState.buffer->hasSameBuffer(*mBufferInfo.mBuffer)) {
-        decrementPendingBufferCount();
-    }
-
-    mPreviousReleaseCallbackId = {getCurrentBufferId(), mBufferInfo.mFrameNumber};
-    mBufferInfo.mBuffer = mDrawingState.buffer;
-    mBufferInfo.mFence = mDrawingState.acquireFence;
-    mBufferInfo.mFrameNumber = mDrawingState.frameNumber;
-    mBufferInfo.mPixelFormat =
-            !mBufferInfo.mBuffer ? PIXEL_FORMAT_NONE : mBufferInfo.mBuffer->getPixelFormat();
-    mBufferInfo.mFrameLatencyNeeded = true;
-    mBufferInfo.mDesiredPresentTime = mDrawingState.desiredPresentTime;
-    mBufferInfo.mFenceTime = std::make_shared<FenceTime>(mDrawingState.acquireFence);
-    mBufferInfo.mFence = mDrawingState.acquireFence;
-    mBufferInfo.mTransform = mDrawingState.bufferTransform;
-    auto lastDataspace = mBufferInfo.mDataspace;
-    mBufferInfo.mDataspace = translateDataspace(mDrawingState.dataspace);
-    if (lastDataspace != mBufferInfo.mDataspace) {
-        mFlinger->mSomeDataspaceChanged = true;
-    }
-    mBufferInfo.mCrop = computeBufferCrop(mDrawingState);
-    mBufferInfo.mScaleMode = NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW;
-    mBufferInfo.mSurfaceDamage = mDrawingState.surfaceDamageRegion;
-    mBufferInfo.mHdrMetadata = mDrawingState.hdrMetadata;
-    mBufferInfo.mApi = mDrawingState.api;
-    mBufferInfo.mTransformToDisplayInverse = mDrawingState.transformToDisplayInverse;
-    mBufferInfo.mBufferSlot = mHwcSlotGenerator->getHwcCacheSlot(mDrawingState.clientCacheId);
-}
-
-Rect BufferStateLayer::computeBufferCrop(const State& s) {
-    if (s.buffer && !s.bufferCrop.isEmpty()) {
-        Rect bufferCrop;
-        s.buffer->getBounds().intersect(s.bufferCrop, &bufferCrop);
-        return bufferCrop;
-    } else if (s.buffer) {
-        return s.buffer->getBounds();
-    } else {
-        return s.bufferCrop;
-    }
-}
-
-sp<Layer> BufferStateLayer::createClone() {
-    LayerCreationArgs args(mFlinger.get(), nullptr, mName + " (Mirror)", 0, LayerMetadata());
-    args.textureName = mTextureName;
-    sp<BufferStateLayer> layer = mFlinger->getFactory().createBufferStateLayer(args);
-    layer->mHwcSlotGenerator = mHwcSlotGenerator;
-    layer->setInitialValuesForClone(sp<Layer>::fromExisting(this));
-    return layer;
-}
-
-bool BufferStateLayer::bufferNeedsFiltering() const {
-    const State& s(getDrawingState());
-    if (!s.buffer) {
-        return false;
-    }
-
-    int32_t bufferWidth = static_cast<int32_t>(s.buffer->getWidth());
-    int32_t bufferHeight = static_cast<int32_t>(s.buffer->getHeight());
-
-    // Undo any transformations on the buffer and return the result.
-    if (s.bufferTransform & ui::Transform::ROT_90) {
-        std::swap(bufferWidth, bufferHeight);
-    }
-
-    if (s.transformToDisplayInverse) {
-        uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
-        if (invTransform & ui::Transform::ROT_90) {
-            std::swap(bufferWidth, bufferHeight);
-        }
-    }
-
-    const Rect layerSize{getBounds()};
-    int32_t layerWidth = layerSize.getWidth();
-    int32_t layerHeight = layerSize.getHeight();
-
-    // Align the layer orientation with the buffer before comparism
-    if (mTransformHint & ui::Transform::ROT_90) {
-        std::swap(layerWidth, layerHeight);
-    }
-
-    return layerWidth != bufferWidth || layerHeight != bufferHeight;
-}
-
-void BufferStateLayer::decrementPendingBufferCount() {
-    int32_t pendingBuffers = --mPendingBufferTransactions;
-    tracePendingBufferCount(pendingBuffers);
-}
-
-void BufferStateLayer::tracePendingBufferCount(int32_t pendingBuffers) {
-    ATRACE_INT(mBlastTransactionName.c_str(), pendingBuffers);
-}
-
-
-/*
- * We don't want to send the layer's transform to input, but rather the
- * parent's transform. This is because BufferStateLayer's transform is
- * information about how the buffer is placed on screen. The parent's
- * transform makes more sense to send since it's information about how the
- * layer is placed on screen. This transform is used by input to determine
- * how to go from screen space back to window space.
- */
-ui::Transform BufferStateLayer::getInputTransform() const {
-    if (!hasBufferOrSidebandStream()) {
-        return getTransform();
-    }
-    sp<Layer> parent = mDrawingParent.promote();
-    if (parent == nullptr) {
-        return ui::Transform();
-    }
-
-    return parent->getTransform();
-}
-
-/**
- * Similar to getInputTransform, we need to update the bounds to include the transform.
- * This is because bounds for BSL doesn't include buffer transform, where the input assumes
- * that's already included.
- */
-Rect BufferStateLayer::getInputBounds() const {
-    if (!hasBufferOrSidebandStream()) {
-        return getCroppedBufferSize(getDrawingState());
-    }
-
-    Rect bufferBounds = getCroppedBufferSize(getDrawingState());
-    if (mDrawingState.transform.getType() == ui::Transform::IDENTITY || !bufferBounds.isValid()) {
-        return bufferBounds;
-    }
-    return mDrawingState.transform.transform(bufferBounds);
-}
-
-bool BufferStateLayer::simpleBufferUpdate(const layer_state_t& s) const {
-    const uint64_t requiredFlags = layer_state_t::eBufferChanged;
-
-    const uint64_t deniedFlags = layer_state_t::eProducerDisconnect | layer_state_t::eLayerChanged |
-            layer_state_t::eRelativeLayerChanged | layer_state_t::eTransparentRegionChanged |
-            layer_state_t::eFlagsChanged | layer_state_t::eBlurRegionsChanged |
-            layer_state_t::eLayerStackChanged | layer_state_t::eAutoRefreshChanged |
-            layer_state_t::eReparent;
-
-    const uint64_t allowedFlags = layer_state_t::eHasListenerCallbacksChanged |
-            layer_state_t::eFrameRateSelectionPriority | layer_state_t::eFrameRateChanged |
-            layer_state_t::eSurfaceDamageRegionChanged | layer_state_t::eApiChanged |
-            layer_state_t::eMetadataChanged | layer_state_t::eDropInputModeChanged |
-            layer_state_t::eInputInfoChanged;
-
-    if ((s.what & requiredFlags) != requiredFlags) {
-        ALOGV("%s: false [missing required flags 0x%" PRIx64 "]", __func__,
-              (s.what | requiredFlags) & ~s.what);
-        return false;
-    }
-
-    if (s.what & deniedFlags) {
-        ALOGV("%s: false [has denied flags 0x%" PRIx64 "]", __func__, s.what & deniedFlags);
-        return false;
-    }
-
-    if (s.what & allowedFlags) {
-        ALOGV("%s: [has allowed flags 0x%" PRIx64 "]", __func__, s.what & allowedFlags);
-    }
-
-    if (s.what & layer_state_t::ePositionChanged) {
-        if (mRequestedTransform.tx() != s.x || mRequestedTransform.ty() != s.y) {
-            ALOGV("%s: false [ePositionChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eAlphaChanged) {
-        if (mDrawingState.color.a != s.alpha) {
-            ALOGV("%s: false [eAlphaChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eColorTransformChanged) {
-        if (mDrawingState.colorTransform != s.colorTransform) {
-            ALOGV("%s: false [eColorTransformChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eBackgroundColorChanged) {
-        if (mDrawingState.bgColorLayer || s.bgColorAlpha != 0) {
-            ALOGV("%s: false [eBackgroundColorChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eMatrixChanged) {
-        if (mRequestedTransform.dsdx() != s.matrix.dsdx ||
-            mRequestedTransform.dtdy() != s.matrix.dtdy ||
-            mRequestedTransform.dtdx() != s.matrix.dtdx ||
-            mRequestedTransform.dsdy() != s.matrix.dsdy) {
-            ALOGV("%s: false [eMatrixChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eCornerRadiusChanged) {
-        if (mDrawingState.cornerRadius != s.cornerRadius) {
-            ALOGV("%s: false [eCornerRadiusChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eBackgroundBlurRadiusChanged) {
-        if (mDrawingState.backgroundBlurRadius != static_cast<int>(s.backgroundBlurRadius)) {
-            ALOGV("%s: false [eBackgroundBlurRadiusChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eTransformChanged) {
-        if (mDrawingState.bufferTransform != s.transform) {
-            ALOGV("%s: false [eTransformChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eTransformToDisplayInverseChanged) {
-        if (mDrawingState.transformToDisplayInverse != s.transformToDisplayInverse) {
-            ALOGV("%s: false [eTransformToDisplayInverseChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eCropChanged) {
-        if (mDrawingState.crop != s.crop) {
-            ALOGV("%s: false [eCropChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eDataspaceChanged) {
-        if (mDrawingState.dataspace != s.dataspace) {
-            ALOGV("%s: false [eDataspaceChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eHdrMetadataChanged) {
-        if (mDrawingState.hdrMetadata != s.hdrMetadata) {
-            ALOGV("%s: false [eHdrMetadataChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eSidebandStreamChanged) {
-        if (mDrawingState.sidebandStream != s.sidebandStream) {
-            ALOGV("%s: false [eSidebandStreamChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eColorSpaceAgnosticChanged) {
-        if (mDrawingState.colorSpaceAgnostic != s.colorSpaceAgnostic) {
-            ALOGV("%s: false [eColorSpaceAgnosticChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eShadowRadiusChanged) {
-        if (mDrawingState.shadowRadius != s.shadowRadius) {
-            ALOGV("%s: false [eShadowRadiusChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eFixedTransformHintChanged) {
-        if (mDrawingState.fixedTransformHint != s.fixedTransformHint) {
-            ALOGV("%s: false [eFixedTransformHintChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eTrustedOverlayChanged) {
-        if (mDrawingState.isTrustedOverlay != s.isTrustedOverlay) {
-            ALOGV("%s: false [eTrustedOverlayChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eStretchChanged) {
-        StretchEffect temp = s.stretchEffect;
-        temp.sanitize();
-        if (mDrawingState.stretchEffect != temp) {
-            ALOGV("%s: false [eStretchChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eBufferCropChanged) {
-        if (mDrawingState.bufferCrop != s.bufferCrop) {
-            ALOGV("%s: false [eBufferCropChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eDestinationFrameChanged) {
-        if (mDrawingState.destinationFrame != s.destinationFrame) {
-            ALOGV("%s: false [eDestinationFrameChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    if (s.what & layer_state_t::eDimmingEnabledChanged) {
-        if (mDrawingState.dimmingEnabled != s.dimmingEnabled) {
-            ALOGV("%s: false [eDimmingEnabledChanged changed]", __func__);
-            return false;
-        }
-    }
-
-    ALOGV("%s: true", __func__);
-    return true;
-}
-
-void BufferStateLayer::useSurfaceDamage() {
-    if (mFlinger->mForceFullDamage) {
-        surfaceDamageRegion = Region::INVALID_REGION;
-    } else {
-        surfaceDamageRegion = mBufferInfo.mSurfaceDamage;
-    }
-}
-
-void BufferStateLayer::useEmptyDamage() {
-    surfaceDamageRegion.clear();
-}
-
-bool BufferStateLayer::isOpaque(const Layer::State& s) const {
-    // if we don't have a buffer or sidebandStream yet, we're translucent regardless of the
-    // layer's opaque flag.
-    if (!hasSomethingToDraw()) {
-        return false;
-    }
-
-    // if the layer has the opaque flag, then we're always opaque
-    if ((s.flags & layer_state_t::eLayerOpaque) == layer_state_t::eLayerOpaque) {
-        return true;
-    }
-
-    // If the buffer has no alpha channel, then we are opaque
-    if (hasBufferOrSidebandStream() && isOpaqueFormat(getPixelFormat())) {
-        return true;
-    }
-
-    // Lastly consider the layer opaque if drawing a color with alpha == 1.0
-    return fillsColor() && getAlpha() == 1.0_hf;
-}
-
-bool BufferStateLayer::canReceiveInput() const {
-    return !isHiddenByPolicy() && (mBufferInfo.mBuffer == nullptr || getAlpha() > 0.0f);
-}
-
-bool BufferStateLayer::isVisible() const {
-    if (!hasSomethingToDraw()) {
-        return false;
-    }
-
-    if (isHiddenByPolicy()) {
-        return false;
-    }
-
-    return getAlpha() > 0.0f || hasBlur();
-}
-
-std::optional<compositionengine::LayerFE::LayerSettings> BufferStateLayer::prepareClientComposition(
-        compositionengine::LayerFE::ClientCompositionTargetSettings& targetSettings) const {
-    std::optional<compositionengine::LayerFE::LayerSettings> layerSettings =
-            prepareClientCompositionInternal(targetSettings);
-    // Nothing to render.
-    if (!layerSettings) {
-        return {};
-    }
-
-    // HWC requests to clear this layer.
-    if (targetSettings.clearContent) {
-        prepareClearClientComposition(*layerSettings, false /* blackout */);
-        return *layerSettings;
-    }
-
-    // set the shadow for the layer if needed
-    prepareShadowClientComposition(*layerSettings, targetSettings.viewport);
-
-    return *layerSettings;
-}
-
-std::optional<compositionengine::LayerFE::LayerSettings>
-BufferStateLayer::prepareClientCompositionInternal(
-        compositionengine::LayerFE::ClientCompositionTargetSettings& targetSettings) const {
-    ATRACE_CALL();
-
-    std::optional<compositionengine::LayerFE::LayerSettings> result =
-            Layer::prepareClientComposition(targetSettings);
-    if (!result) {
-        return result;
-    }
-
-    if (hasEffect()) {
-        prepareEffectsClientComposition(*result, targetSettings);
-        return result;
-    }
-
-    if (CC_UNLIKELY(mBufferInfo.mBuffer == 0) && mSidebandStream != nullptr) {
-        // For surfaceview of tv sideband, there is no activeBuffer
-        // in bufferqueue, we need return LayerSettings.
-        return result;
-    }
-    const bool blackOutLayer = (isProtected() && !targetSettings.supportsProtectedContent) ||
-            ((isSecure() || isProtected()) && !targetSettings.isSecure);
-    const bool bufferCanBeUsedAsHwTexture =
-            mBufferInfo.mBuffer->getUsage() & GraphicBuffer::USAGE_HW_TEXTURE;
-    compositionengine::LayerFE::LayerSettings& layer = *result;
-    if (blackOutLayer || !bufferCanBeUsedAsHwTexture) {
-        ALOGE_IF(!bufferCanBeUsedAsHwTexture, "%s is blacked out as buffer is not gpu readable",
-                 mName.c_str());
-        prepareClearClientComposition(layer, true /* blackout */);
-        return layer;
-    }
-
-    const State& s(getDrawingState());
-    layer.source.buffer.buffer = mBufferInfo.mBuffer;
-    layer.source.buffer.isOpaque = isOpaque(s);
-    layer.source.buffer.fence = mBufferInfo.mFence;
-    layer.source.buffer.textureName = mTextureName;
-    layer.source.buffer.usePremultipliedAlpha = getPremultipledAlpha();
-    layer.source.buffer.isY410BT2020 = isHdrY410();
-    bool hasSmpte2086 = mBufferInfo.mHdrMetadata.validTypes & HdrMetadata::SMPTE2086;
-    bool hasCta861_3 = mBufferInfo.mHdrMetadata.validTypes & HdrMetadata::CTA861_3;
-    float maxLuminance = 0.f;
-    if (hasSmpte2086 && hasCta861_3) {
-        maxLuminance = std::min(mBufferInfo.mHdrMetadata.smpte2086.maxLuminance,
-                                mBufferInfo.mHdrMetadata.cta8613.maxContentLightLevel);
-    } else if (hasSmpte2086) {
-        maxLuminance = mBufferInfo.mHdrMetadata.smpte2086.maxLuminance;
-    } else if (hasCta861_3) {
-        maxLuminance = mBufferInfo.mHdrMetadata.cta8613.maxContentLightLevel;
-    } else {
-        switch (layer.sourceDataspace & HAL_DATASPACE_TRANSFER_MASK) {
-            case HAL_DATASPACE_TRANSFER_ST2084:
-            case HAL_DATASPACE_TRANSFER_HLG:
-                // Behavior-match previous releases for HDR content
-                maxLuminance = defaultMaxLuminance;
-                break;
-        }
-    }
-    layer.source.buffer.maxLuminanceNits = maxLuminance;
-    layer.frameNumber = mCurrentFrameNumber;
-    layer.bufferId = mBufferInfo.mBuffer ? mBufferInfo.mBuffer->getId() : 0;
-
-    const bool useFiltering =
-            targetSettings.needsFiltering || mNeedsFiltering || bufferNeedsFiltering();
-
-    // Query the texture matrix given our current filtering mode.
-    float textureMatrix[16];
-    getDrawingTransformMatrix(useFiltering, textureMatrix);
-
-    if (getTransformToDisplayInverse()) {
-        /*
-         * the code below applies the primary display's inverse transform to
-         * the texture transform
-         */
-        uint32_t transform = DisplayDevice::getPrimaryDisplayRotationFlags();
-        mat4 tr = inverseOrientation(transform);
-
-        /**
-         * TODO(b/36727915): This is basically a hack.
-         *
-         * Ensure that regardless of the parent transformation,
-         * this buffer is always transformed from native display
-         * orientation to display orientation. For example, in the case
-         * of a camera where the buffer remains in native orientation,
-         * we want the pixels to always be upright.
-         */
-        sp<Layer> p = mDrawingParent.promote();
-        if (p != nullptr) {
-            const auto parentTransform = p->getTransform();
-            tr = tr * inverseOrientation(parentTransform.getOrientation());
-        }
-
-        // and finally apply it to the original texture matrix
-        const mat4 texTransform(mat4(static_cast<const float*>(textureMatrix)) * tr);
-        memcpy(textureMatrix, texTransform.asArray(), sizeof(textureMatrix));
-    }
-
-    const Rect win{getBounds()};
-    float bufferWidth = getBufferSize(s).getWidth();
-    float bufferHeight = getBufferSize(s).getHeight();
-
-    // BufferStateLayers can have a "buffer size" of [0, 0, -1, -1] when no display frame has
-    // been set and there is no parent layer bounds. In that case, the scale is meaningless so
-    // ignore them.
-    if (!getBufferSize(s).isValid()) {
-        bufferWidth = float(win.right) - float(win.left);
-        bufferHeight = float(win.bottom) - float(win.top);
-    }
-
-    const float scaleHeight = (float(win.bottom) - float(win.top)) / bufferHeight;
-    const float scaleWidth = (float(win.right) - float(win.left)) / bufferWidth;
-    const float translateY = float(win.top) / bufferHeight;
-    const float translateX = float(win.left) / bufferWidth;
-
-    // Flip y-coordinates because GLConsumer expects OpenGL convention.
-    mat4 tr = mat4::translate(vec4(.5f, .5f, 0.f, 1.f)) * mat4::scale(vec4(1.f, -1.f, 1.f, 1.f)) *
-            mat4::translate(vec4(-.5f, -.5f, 0.f, 1.f)) *
-            mat4::translate(vec4(translateX, translateY, 0.f, 1.f)) *
-            mat4::scale(vec4(scaleWidth, scaleHeight, 1.0f, 1.0f));
-
-    layer.source.buffer.useTextureFiltering = useFiltering;
-    layer.source.buffer.textureTransform = mat4(static_cast<const float*>(textureMatrix)) * tr;
-
-    return layer;
-}
-
-void BufferStateLayer::prepareEffectsClientComposition(
-        compositionengine::LayerFE::LayerSettings& layerSettings,
-        compositionengine::LayerFE::ClientCompositionTargetSettings& targetSettings) const {
-    // If fill bounds are occluded or the fill color is invalid skip the fill settings.
-    if (targetSettings.realContentIsVisible && fillsColor()) {
-        // Set color for color fill settings.
-        layerSettings.source.solidColor = getColor().rgb;
-    } else if (hasBlur() || drawShadows()) {
-        layerSettings.skipContentDraw = true;
-    }
-}
-
-bool BufferStateLayer::isHdrY410() const {
-    // pixel format is HDR Y410 masquerading as RGBA_1010102
-    return (mBufferInfo.mDataspace == ui::Dataspace::BT2020_ITU_PQ &&
-            mBufferInfo.mApi == NATIVE_WINDOW_API_MEDIA &&
-            mBufferInfo.mPixelFormat == HAL_PIXEL_FORMAT_RGBA_1010102);
-}
-
-sp<compositionengine::LayerFE> BufferStateLayer::getCompositionEngineLayerFE() const {
-    // There's no need to get a CE Layer if the layer isn't going to draw anything.
-    if (hasSomethingToDraw()) {
-        return asLayerFE();
-    } else {
-        return nullptr;
-    }
-}
-
-compositionengine::LayerFECompositionState* BufferStateLayer::editCompositionState() {
-    return mCompositionState.get();
-}
-
-const compositionengine::LayerFECompositionState* BufferStateLayer::getCompositionState() const {
-    return mCompositionState.get();
-}
-
-void BufferStateLayer::preparePerFrameCompositionState() {
-    Layer::preparePerFrameCompositionState();
-    if (hasBufferOrSidebandStream()) {
-        preparePerFrameBufferCompositionState();
-    } else {
-        preparePerFrameEffectsCompositionState();
-    }
-}
-
-void BufferStateLayer::preparePerFrameBufferCompositionState() {
-    // Sideband layers
-    auto* compositionState = editCompositionState();
-    if (compositionState->sidebandStream.get() && !compositionState->sidebandStreamHasFrame) {
-        compositionState->compositionType =
-                aidl::android::hardware::graphics::composer3::Composition::SIDEBAND;
-        return;
-    } else if ((mDrawingState.flags & layer_state_t::eLayerIsDisplayDecoration) != 0) {
-        compositionState->compositionType =
-                aidl::android::hardware::graphics::composer3::Composition::DISPLAY_DECORATION;
-    } else {
-        // Normal buffer layers
-        compositionState->hdrMetadata = mBufferInfo.mHdrMetadata;
-        compositionState->compositionType = mPotentialCursor
-                ? aidl::android::hardware::graphics::composer3::Composition::CURSOR
-                : aidl::android::hardware::graphics::composer3::Composition::DEVICE;
-    }
-
-    compositionState->buffer = getBuffer();
-    compositionState->bufferSlot = (mBufferInfo.mBufferSlot == BufferQueue::INVALID_BUFFER_SLOT)
-            ? 0
-            : mBufferInfo.mBufferSlot;
-    compositionState->acquireFence = mBufferInfo.mFence;
-    compositionState->frameNumber = mBufferInfo.mFrameNumber;
-    compositionState->sidebandStreamHasFrame = false;
-}
-
-void BufferStateLayer::preparePerFrameEffectsCompositionState() {
-    auto* compositionState = editCompositionState();
-    compositionState->color = getColor();
-    compositionState->compositionType =
-            aidl::android::hardware::graphics::composer3::Composition::SOLID_COLOR;
-}
-
-void BufferStateLayer::onPostComposition(const DisplayDevice* display,
-                                         const std::shared_ptr<FenceTime>& glDoneFence,
-                                         const std::shared_ptr<FenceTime>& presentFence,
-                                         const CompositorTiming& compositorTiming) {
-    // mFrameLatencyNeeded is true when a new frame was latched for the
-    // composition.
-    if (!mBufferInfo.mFrameLatencyNeeded) return;
-
-    for (const auto& handle : mDrawingState.callbackHandles) {
-        handle->gpuCompositionDoneFence = glDoneFence;
-        handle->compositorTiming = compositorTiming;
-    }
-
-    // Update mFrameTracker.
-    nsecs_t desiredPresentTime = mBufferInfo.mDesiredPresentTime;
-    mFrameTracker.setDesiredPresentTime(desiredPresentTime);
-
-    const int32_t layerId = getSequence();
-    mFlinger->mTimeStats->setDesiredTime(layerId, mCurrentFrameNumber, desiredPresentTime);
-
-    const auto outputLayer = findOutputLayerForDisplay(display);
-    if (outputLayer && outputLayer->requiresClientComposition()) {
-        nsecs_t clientCompositionTimestamp = outputLayer->getState().clientCompositionTimestamp;
-        mFlinger->mFrameTracer->traceTimestamp(layerId, getCurrentBufferId(), mCurrentFrameNumber,
-                                               clientCompositionTimestamp,
-                                               FrameTracer::FrameEvent::FALLBACK_COMPOSITION);
-        // Update the SurfaceFrames in the drawing state
-        if (mDrawingState.bufferSurfaceFrameTX) {
-            mDrawingState.bufferSurfaceFrameTX->setGpuComposition();
-        }
-        for (auto& [token, surfaceFrame] : mDrawingState.bufferlessSurfaceFramesTX) {
-            surfaceFrame->setGpuComposition();
-        }
-    }
-
-    std::shared_ptr<FenceTime> frameReadyFence = mBufferInfo.mFenceTime;
-    if (frameReadyFence->isValid()) {
-        mFrameTracker.setFrameReadyFence(std::move(frameReadyFence));
-    } else {
-        // There was no fence for this frame, so assume that it was ready
-        // to be presented at the desired present time.
-        mFrameTracker.setFrameReadyTime(desiredPresentTime);
-    }
-
-    if (display) {
-        const Fps refreshRate = display->refreshRateConfigs().getActiveMode()->getFps();
-        const std::optional<Fps> renderRate =
-                mFlinger->mScheduler->getFrameRateOverride(getOwnerUid());
-
-        const auto vote = frameRateToSetFrameRateVotePayload(mDrawingState.frameRate);
-        const auto gameMode = getGameMode();
-
-        if (presentFence->isValid()) {
-            mFlinger->mTimeStats->setPresentFence(layerId, mCurrentFrameNumber, presentFence,
-                                                  refreshRate, renderRate, vote, gameMode);
-            mFlinger->mFrameTracer->traceFence(layerId, getCurrentBufferId(), mCurrentFrameNumber,
-                                               presentFence,
-                                               FrameTracer::FrameEvent::PRESENT_FENCE);
-            mFrameTracker.setActualPresentFence(std::shared_ptr<FenceTime>(presentFence));
-        } else if (const auto displayId = PhysicalDisplayId::tryCast(display->getId());
-                   displayId && mFlinger->getHwComposer().isConnected(*displayId)) {
-            // The HWC doesn't support present fences, so use the refresh
-            // timestamp instead.
-            const nsecs_t actualPresentTime = display->getRefreshTimestamp();
-            mFlinger->mTimeStats->setPresentTime(layerId, mCurrentFrameNumber, actualPresentTime,
-                                                 refreshRate, renderRate, vote, gameMode);
-            mFlinger->mFrameTracer->traceTimestamp(layerId, getCurrentBufferId(),
-                                                   mCurrentFrameNumber, actualPresentTime,
-                                                   FrameTracer::FrameEvent::PRESENT_FENCE);
-            mFrameTracker.setActualPresentTime(actualPresentTime);
-        }
-    }
-
-    mFrameTracker.advanceFrame();
-    mBufferInfo.mFrameLatencyNeeded = false;
-}
-
-bool BufferStateLayer::latchBuffer(bool& recomputeVisibleRegions, nsecs_t latchTime) {
-    ATRACE_FORMAT_INSTANT("latchBuffer %s - %" PRIu64, getDebugName(),
-                          getDrawingState().frameNumber);
-
-    bool refreshRequired = latchSidebandStream(recomputeVisibleRegions);
-
-    if (refreshRequired) {
-        return refreshRequired;
-    }
-
-    // If the head buffer's acquire fence hasn't signaled yet, return and
-    // try again later
-    if (!fenceHasSignaled()) {
-        ATRACE_NAME("!fenceHasSignaled()");
-        mFlinger->onLayerUpdate();
-        return false;
-    }
-
-    updateTexImage(latchTime);
-    if (mDrawingState.buffer == nullptr) {
-        return false;
-    }
-
-    // Capture the old state of the layer for comparisons later
-    BufferInfo oldBufferInfo = mBufferInfo;
-    const bool oldOpacity = isOpaque(mDrawingState);
-    mPreviousFrameNumber = mCurrentFrameNumber;
-    mCurrentFrameNumber = mDrawingState.frameNumber;
-    gatherBufferInfo();
-
-    if (oldBufferInfo.mBuffer == nullptr) {
-        // the first time we receive a buffer, we need to trigger a
-        // geometry invalidation.
-        recomputeVisibleRegions = true;
-    }
-
-    if ((mBufferInfo.mCrop != oldBufferInfo.mCrop) ||
-        (mBufferInfo.mTransform != oldBufferInfo.mTransform) ||
-        (mBufferInfo.mScaleMode != oldBufferInfo.mScaleMode) ||
-        (mBufferInfo.mTransformToDisplayInverse != oldBufferInfo.mTransformToDisplayInverse)) {
-        recomputeVisibleRegions = true;
-    }
-
-    if (oldBufferInfo.mBuffer != nullptr) {
-        uint32_t bufWidth = mBufferInfo.mBuffer->getWidth();
-        uint32_t bufHeight = mBufferInfo.mBuffer->getHeight();
-        if (bufWidth != oldBufferInfo.mBuffer->getWidth() ||
-            bufHeight != oldBufferInfo.mBuffer->getHeight()) {
-            recomputeVisibleRegions = true;
-        }
-    }
-
-    if (oldOpacity != isOpaque(mDrawingState)) {
-        recomputeVisibleRegions = true;
-    }
-
-    return true;
-}
-
-bool BufferStateLayer::hasReadyFrame() const {
-    return hasFrameUpdate() || getSidebandStreamChanged() || getAutoRefresh();
-}
-
-bool BufferStateLayer::isProtected() const {
-    return (mBufferInfo.mBuffer != nullptr) &&
-            (mBufferInfo.mBuffer->getUsage() & GRALLOC_USAGE_PROTECTED);
-}
-
-// As documented in libhardware header, formats in the range
-// 0x100 - 0x1FF are specific to the HAL implementation, and
-// are known to have no alpha channel
-// TODO: move definition for device-specific range into
-// hardware.h, instead of using hard-coded values here.
-#define HARDWARE_IS_DEVICE_FORMAT(f) ((f) >= 0x100 && (f) <= 0x1FF)
-
-bool BufferStateLayer::isOpaqueFormat(PixelFormat format) {
-    if (HARDWARE_IS_DEVICE_FORMAT(format)) {
-        return true;
-    }
-    switch (format) {
-        case PIXEL_FORMAT_RGBA_8888:
-        case PIXEL_FORMAT_BGRA_8888:
-        case PIXEL_FORMAT_RGBA_FP16:
-        case PIXEL_FORMAT_RGBA_1010102:
-        case PIXEL_FORMAT_R_8:
-            return false;
-    }
-    // in all other case, we have no blending (also for unknown formats)
-    return true;
-}
-
-bool BufferStateLayer::needsFiltering(const DisplayDevice* display) const {
-    if (!hasBufferOrSidebandStream()) {
-        return false;
-    }
-    const auto outputLayer = findOutputLayerForDisplay(display);
-    if (outputLayer == nullptr) {
-        return false;
-    }
-
-    // We need filtering if the sourceCrop rectangle size does not match the
-    // displayframe rectangle size (not a 1:1 render)
-    const auto& compositionState = outputLayer->getState();
-    const auto displayFrame = compositionState.displayFrame;
-    const auto sourceCrop = compositionState.sourceCrop;
-    return sourceCrop.getHeight() != displayFrame.getHeight() ||
-            sourceCrop.getWidth() != displayFrame.getWidth();
-}
-
-bool BufferStateLayer::needsFilteringForScreenshots(
-        const DisplayDevice* display, const ui::Transform& inverseParentTransform) const {
-    if (!hasBufferOrSidebandStream()) {
-        return false;
-    }
-    const auto outputLayer = findOutputLayerForDisplay(display);
-    if (outputLayer == nullptr) {
-        return false;
-    }
-
-    // We need filtering if the sourceCrop rectangle size does not match the
-    // viewport rectangle size (not a 1:1 render)
-    const auto& compositionState = outputLayer->getState();
-    const ui::Transform& displayTransform = display->getTransform();
-    const ui::Transform inverseTransform = inverseParentTransform * displayTransform.inverse();
-    // Undo the transformation of the displayFrame so that we're back into
-    // layer-stack space.
-    const Rect frame = inverseTransform.transform(compositionState.displayFrame);
-    const FloatRect sourceCrop = compositionState.sourceCrop;
-
-    int32_t frameHeight = frame.getHeight();
-    int32_t frameWidth = frame.getWidth();
-    // If the display transform had a rotational component then undo the
-    // rotation so that the orientation matches the source crop.
-    if (displayTransform.getOrientation() & ui::Transform::ROT_90) {
-        std::swap(frameHeight, frameWidth);
-    }
-    return sourceCrop.getHeight() != frameHeight || sourceCrop.getWidth() != frameWidth;
-}
-
-void BufferStateLayer::latchAndReleaseBuffer() {
-    if (hasReadyFrame()) {
-        bool ignored = false;
-        latchBuffer(ignored, systemTime());
-    }
-    releasePendingBuffer(systemTime());
-}
-
-PixelFormat BufferStateLayer::getPixelFormat() const {
-    return mBufferInfo.mPixelFormat;
-}
-
-bool BufferStateLayer::getTransformToDisplayInverse() const {
-    return mBufferInfo.mTransformToDisplayInverse;
-}
-
-Rect BufferStateLayer::getBufferCrop() const {
-    // this is the crop rectangle that applies to the buffer
-    // itself (as opposed to the window)
-    if (!mBufferInfo.mCrop.isEmpty()) {
-        // if the buffer crop is defined, we use that
-        return mBufferInfo.mCrop;
-    } else if (mBufferInfo.mBuffer != nullptr) {
-        // otherwise we use the whole buffer
-        return mBufferInfo.mBuffer->getBounds();
-    } else {
-        // if we don't have a buffer yet, we use an empty/invalid crop
-        return Rect();
-    }
-}
-
-uint32_t BufferStateLayer::getBufferTransform() const {
-    return mBufferInfo.mTransform;
-}
-
-ui::Dataspace BufferStateLayer::getDataSpace() const {
-    return mDrawingState.dataspaceRequested ? getRequestedDataSpace() : ui::Dataspace::UNKNOWN;
-}
-
-ui::Dataspace BufferStateLayer::getRequestedDataSpace() const {
-    return hasBufferOrSidebandStream() ? mBufferInfo.mDataspace : mDrawingState.dataspace;
-}
-
-ui::Dataspace BufferStateLayer::translateDataspace(ui::Dataspace dataspace) {
-    ui::Dataspace updatedDataspace = dataspace;
-    // translate legacy dataspaces to modern dataspaces
-    switch (dataspace) {
-        case ui::Dataspace::SRGB:
-            updatedDataspace = ui::Dataspace::V0_SRGB;
-            break;
-        case ui::Dataspace::SRGB_LINEAR:
-            updatedDataspace = ui::Dataspace::V0_SRGB_LINEAR;
-            break;
-        case ui::Dataspace::JFIF:
-            updatedDataspace = ui::Dataspace::V0_JFIF;
-            break;
-        case ui::Dataspace::BT601_625:
-            updatedDataspace = ui::Dataspace::V0_BT601_625;
-            break;
-        case ui::Dataspace::BT601_525:
-            updatedDataspace = ui::Dataspace::V0_BT601_525;
-            break;
-        case ui::Dataspace::BT709:
-            updatedDataspace = ui::Dataspace::V0_BT709;
-            break;
-        default:
-            break;
-    }
-
-    return updatedDataspace;
-}
-
-sp<GraphicBuffer> BufferStateLayer::getBuffer() const {
-    return mBufferInfo.mBuffer ? mBufferInfo.mBuffer->getBuffer() : nullptr;
-}
-
-void BufferStateLayer::getDrawingTransformMatrix(bool filteringEnabled, float outMatrix[16]) const {
-    sp<GraphicBuffer> buffer = getBuffer();
-    if (!buffer) {
-        ALOGE("Buffer should not be null!");
-        return;
-    }
-    GLConsumer::computeTransformMatrix(outMatrix, buffer->getWidth(), buffer->getHeight(),
-                                       buffer->getPixelFormat(), mBufferInfo.mCrop,
-                                       mBufferInfo.mTransform, filteringEnabled);
-}
-
-void BufferStateLayer::setInitialValuesForClone(const sp<Layer>& clonedFrom) {
-    Layer::setInitialValuesForClone(clonedFrom);
-
-    sp<BufferStateLayer> bufferClonedFrom =
-            sp<BufferStateLayer>::fromExisting(static_cast<BufferStateLayer*>(clonedFrom.get()));
-    mPremultipliedAlpha = bufferClonedFrom->mPremultipliedAlpha;
-    mPotentialCursor = bufferClonedFrom->mPotentialCursor;
-    mProtectedByApp = bufferClonedFrom->mProtectedByApp;
-
-    updateCloneBufferInfo();
-}
-
-void BufferStateLayer::updateCloneBufferInfo() {
-    if (!isClone() || !isClonedFromAlive()) {
-        return;
-    }
-
-    sp<BufferStateLayer> clonedFrom = sp<BufferStateLayer>::fromExisting(
-            static_cast<BufferStateLayer*>(getClonedFrom().get()));
-    mBufferInfo = clonedFrom->mBufferInfo;
-    mSidebandStream = clonedFrom->mSidebandStream;
-    surfaceDamageRegion = clonedFrom->surfaceDamageRegion;
-    mCurrentFrameNumber = clonedFrom->mCurrentFrameNumber.load();
-    mPreviousFrameNumber = clonedFrom->mPreviousFrameNumber;
-
-    // After buffer info is updated, the drawingState from the real layer needs to be copied into
-    // the cloned. This is because some properties of drawingState can change when latchBuffer is
-    // called. However, copying the drawingState would also overwrite the cloned layer's relatives
-    // and touchableRegionCrop. Therefore, temporarily store the relatives so they can be set in
-    // the cloned drawingState again.
-    wp<Layer> tmpZOrderRelativeOf = mDrawingState.zOrderRelativeOf;
-    SortedVector<wp<Layer>> tmpZOrderRelatives = mDrawingState.zOrderRelatives;
-    wp<Layer> tmpTouchableRegionCrop = mDrawingState.touchableRegionCrop;
-    WindowInfo tmpInputInfo = mDrawingState.inputInfo;
-
-    cloneDrawingState(clonedFrom.get());
-
-    mDrawingState.touchableRegionCrop = tmpTouchableRegionCrop;
-    mDrawingState.zOrderRelativeOf = tmpZOrderRelativeOf;
-    mDrawingState.zOrderRelatives = tmpZOrderRelatives;
-    mDrawingState.inputInfo = tmpInputInfo;
-}
-
-void BufferStateLayer::setTransformHint(ui::Transform::RotationFlags displayTransformHint) {
-    mTransformHint = getFixedTransformHint();
-    if (mTransformHint == ui::Transform::ROT_INVALID) {
-        mTransformHint = displayTransformHint;
-    }
-}
-
-const std::shared_ptr<renderengine::ExternalTexture>& BufferStateLayer::getExternalTexture() const {
-    return mBufferInfo.mBuffer;
-}
-
-bool BufferStateLayer::setColor(const half3& color) {
-    if (mDrawingState.color.r == color.r && mDrawingState.color.g == color.g &&
-        mDrawingState.color.b == color.b) {
-        return false;
-    }
-
-    mDrawingState.sequence++;
-    mDrawingState.color.r = color.r;
-    mDrawingState.color.g = color.g;
-    mDrawingState.color.b = color.b;
-    mDrawingState.modified = true;
-    setTransactionFlags(eTransactionNeeded);
-    return true;
-}
-
-bool BufferStateLayer::fillsColor() const {
-    return !hasBufferOrSidebandStream() && mDrawingState.color.r >= 0.0_hf &&
-            mDrawingState.color.g >= 0.0_hf && mDrawingState.color.b >= 0.0_hf;
-}
-
-bool BufferStateLayer::hasBlur() const {
-    return getBackgroundBlurRadius() > 0 || getDrawingState().blurRegions.size() > 0;
-}
-
-} // namespace android
diff --git a/services/surfaceflinger/BufferStateLayer.h b/services/surfaceflinger/BufferStateLayer.h
index 6ef2b1932e..e53e1c1d89 100644
--- a/services/surfaceflinger/BufferStateLayer.h
+++ b/services/surfaceflinger/BufferStateLayer.h
@@ -16,306 +16,13 @@
 
 #pragma once
 
-#include <sys/types.h>
-#include <cstdint>
-#include <list>
-#include <stack>
-
-#include <android/gui/ISurfaceComposerClient.h>
-#include <gui/LayerState.h>
-#include <renderengine/Image.h>
-#include <renderengine/Mesh.h>
-#include <renderengine/RenderEngine.h>
-#include <renderengine/Texture.h>
-#include <system/window.h> // For NATIVE_WINDOW_SCALING_MODE_FREEZE
-#include <ui/FrameStats.h>
-#include <ui/GraphicBuffer.h>
-#include <ui/PixelFormat.h>
-#include <ui/Region.h>
-#include <utils/RefBase.h>
-#include <utils/String8.h>
-#include <utils/Timers.h>
-
-#include "Client.h"
-#include "DisplayHardware/HWComposer.h"
-#include "FrameTimeline.h"
-#include "FrameTracker.h"
-#include "HwcSlotGenerator.h"
 #include "Layer.h"
-#include "LayerVector.h"
-#include "SurfaceFlinger.h"
 
 namespace android {
 
-class SlotGenerationTest;
-
 class BufferStateLayer : public Layer {
 public:
-    explicit BufferStateLayer(const LayerCreationArgs&);
-
-    ~BufferStateLayer() override;
-
-    // Implements Layer.
-    sp<compositionengine::LayerFE> getCompositionEngineLayerFE() const override;
-    compositionengine::LayerFECompositionState* editCompositionState() override;
-
-    // If we have received a new buffer this frame, we will pass its surface
-    // damage down to hardware composer. Otherwise, we must send a region with
-    // one empty rect.
-    void useSurfaceDamage() override;
-    void useEmptyDamage() override;
-
-    bool isOpaque(const Layer::State& s) const override;
-    bool canReceiveInput() const override;
-
-    // isVisible - true if this layer is visible, false otherwise
-    bool isVisible() const override;
-
-    // isProtected - true if the layer may contain protected content in the
-    // GRALLOC_USAGE_PROTECTED sense.
-    bool isProtected() const override;
-
-    bool usesSourceCrop() const override { return hasBufferOrSidebandStream(); }
-
-    bool isHdrY410() const override;
-
-    void onPostComposition(const DisplayDevice*, const std::shared_ptr<FenceTime>& glDoneFence,
-                           const std::shared_ptr<FenceTime>& presentFence,
-                           const CompositorTiming&) override;
-
-    // latchBuffer - called each time the screen is redrawn and returns whether
-    // the visible regions need to be recomputed (this is a fairly heavy
-    // operation, so this should be set only if needed). Typically this is used
-    // to figure out if the content or size of a surface has changed.
-    bool latchBuffer(bool& recomputeVisibleRegions, nsecs_t latchTime) override;
-    bool hasReadyFrame() const override;
-
-    // Calls latchBuffer if the buffer has a frame queued and then releases the buffer.
-    // This is used if the buffer is just latched and releases to free up the buffer
-    // and will not be shown on screen.
-    // Should only be called on the main thread.
-    void latchAndReleaseBuffer() override;
-
-    bool getTransformToDisplayInverse() const override;
-
-    Rect getBufferCrop() const override;
-
-    uint32_t getBufferTransform() const override;
-
-    ui::Dataspace getDataSpace() const override;
-    ui::Dataspace getRequestedDataSpace() const;
-    sp<GraphicBuffer> getBuffer() const override;
-    const std::shared_ptr<renderengine::ExternalTexture>& getExternalTexture() const override;
-
-    ui::Transform::RotationFlags getTransformHint() const override { return mTransformHint; }
-
-    // Implements Layer.
-    const char* getType() const override { return "BufferStateLayer"; }
-
-    void onLayerDisplayed(ftl::SharedFuture<FenceResult>) override;
-
-    void releasePendingBuffer(nsecs_t dequeueReadyTime) override;
-
-    Region getActiveTransparentRegion(const Layer::State& s) const override {
-        return s.transparentRegionHint;
-    }
-
-    bool setTransform(uint32_t transform) override;
-    bool setTransformToDisplayInverse(bool transformToDisplayInverse) override;
-    bool setBuffer(std::shared_ptr<renderengine::ExternalTexture>& /* buffer */,
-                   const BufferData& bufferData, nsecs_t postTime, nsecs_t desiredPresentTime,
-                   bool isAutoTimestamp, std::optional<nsecs_t> dequeueTime,
-                   const FrameTimelineInfo& info) override;
-    bool setDataspace(ui::Dataspace dataspace) override;
-    bool setHdrMetadata(const HdrMetadata& hdrMetadata) override;
-    bool setSurfaceDamageRegion(const Region& surfaceDamage) override;
-    bool setApi(int32_t api) override;
-    bool setSidebandStream(const sp<NativeHandle>& sidebandStream) override;
-    bool setTransactionCompletedListeners(const std::vector<sp<CallbackHandle>>& handles) override;
-    bool setPosition(float /*x*/, float /*y*/) override;
-    bool setMatrix(const layer_state_t::matrix22_t& /*matrix*/);
-
-    // BufferStateLayers can return Rect::INVALID_RECT if the layer does not have a display frame
-    // and its parent layer is not bounded
-    Rect getBufferSize(const State& s) const override;
-    FloatRect computeSourceBounds(const FloatRect& parentBounds) const override;
-    void setAutoRefresh(bool autoRefresh) override;
-
-    bool setBufferCrop(const Rect& bufferCrop) override;
-    bool setDestinationFrame(const Rect& destinationFrame) override;
-    bool updateGeometry() override;
-
-    bool fenceHasSignaled() const;
-    bool onPreComposition(nsecs_t) override;
-
-    // See mPendingBufferTransactions
-    void decrementPendingBufferCount();
-    std::atomic<int32_t>* getPendingBufferCounter() override { return &mPendingBufferTransactions; }
-    std::string getPendingBufferCounterName() override { return mBlastTransactionName; }
-
-    std::optional<compositionengine::LayerFE::LayerSettings> prepareClientComposition(
-            compositionengine::LayerFE::ClientCompositionTargetSettings&) const override;
-    bool setColor(const half3& color) override;
-
-protected:
-    void gatherBufferInfo();
-    void onSurfaceFrameCreated(const std::shared_ptr<frametimeline::SurfaceFrame>& surfaceFrame);
-    ui::Transform getInputTransform() const override;
-    Rect getInputBounds() const override;
-
-    struct BufferInfo {
-        nsecs_t mDesiredPresentTime;
-        std::shared_ptr<FenceTime> mFenceTime;
-        sp<Fence> mFence;
-        uint32_t mTransform{0};
-        ui::Dataspace mDataspace{ui::Dataspace::UNKNOWN};
-        Rect mCrop;
-        uint32_t mScaleMode{NATIVE_WINDOW_SCALING_MODE_FREEZE};
-        Region mSurfaceDamage;
-        HdrMetadata mHdrMetadata;
-        int mApi;
-        PixelFormat mPixelFormat{PIXEL_FORMAT_NONE};
-        bool mTransformToDisplayInverse{false};
-
-        std::shared_ptr<renderengine::ExternalTexture> mBuffer;
-        uint64_t mFrameNumber;
-        int mBufferSlot{BufferQueue::INVALID_BUFFER_SLOT};
-
-        bool mFrameLatencyNeeded{false};
-    };
-
-    BufferInfo mBufferInfo;
-
-    /*
-     * compositionengine::LayerFE overrides
-     */
-    const compositionengine::LayerFECompositionState* getCompositionState() const override;
-    void preparePerFrameCompositionState() override;
-    void preparePerFrameBufferCompositionState();
-    void preparePerFrameEffectsCompositionState();
-
-    static bool isOpaqueFormat(PixelFormat format);
-
-    // from graphics API
-    const uint32_t mTextureName;
-    ui::Dataspace translateDataspace(ui::Dataspace dataspace);
-    void setInitialValuesForClone(const sp<Layer>& clonedFrom);
-    void updateCloneBufferInfo() override;
-    uint64_t mPreviousFrameNumber = 0;
-
-    void setTransformHint(ui::Transform::RotationFlags displayTransformHint) override;
-
-    // Transform hint provided to the producer. This must be accessed holding
-    // the mStateLock.
-    ui::Transform::RotationFlags mTransformHint = ui::Transform::ROT_0;
-
-    bool getAutoRefresh() const { return mDrawingState.autoRefresh; }
-    bool getSidebandStreamChanged() const { return mSidebandStreamChanged; }
-
-    std::atomic<bool> mSidebandStreamChanged{false};
-
-private:
-    friend class SlotGenerationTest;
-    friend class TransactionFrameTracerTest;
-    friend class TransactionSurfaceFrameTest;
-
-    // We generate InputWindowHandles for all non-cursor buffered layers regardless of whether they
-    // have an InputChannel. This is to enable the InputDispatcher to do PID based occlusion
-    // detection.
-    bool needsInputInfo() const override {
-        return (hasInputInfo() || hasBufferOrSidebandStream()) && !mPotentialCursor;
-    }
-
-    // Returns true if this layer requires filtering
-    bool needsFiltering(const DisplayDevice*) const override;
-    bool needsFilteringForScreenshots(const DisplayDevice*,
-                                      const ui::Transform& inverseParentTransform) const override;
-
-    PixelFormat getPixelFormat() const;
-
-    // Computes the transform matrix using the setFilteringEnabled to determine whether the
-    // transform matrix should be computed for use with bilinear filtering.
-    void getDrawingTransformMatrix(bool filteringEnabled, float outMatrix[16]) const;
-
-    std::unique_ptr<compositionengine::LayerFECompositionState> mCompositionState;
-
-    inline void tracePendingBufferCount(int32_t pendingBuffers);
-
-    bool updateFrameEventHistory(const sp<Fence>& acquireFence, nsecs_t postedTime,
-                                 nsecs_t requestedPresentTime);
-
-    // Latch sideband stream and returns true if the dirty region should be updated.
-    bool latchSidebandStream(bool& recomputeVisibleRegions);
-
-    bool hasFrameUpdate() const;
-
-    void updateTexImage(nsecs_t latchTime);
-
-    sp<Layer> createClone() override;
-
-    // Crop that applies to the buffer
-    Rect computeBufferCrop(const State& s);
-
-    bool willPresentCurrentTransaction() const;
-
-    // Returns true if the transformed buffer size does not match the layer size and we need
-    // to apply filtering.
-    bool bufferNeedsFiltering() const;
-
-    bool simpleBufferUpdate(const layer_state_t& s) const override;
-
-    void callReleaseBufferCallback(const sp<ITransactionCompletedListener>& listener,
-                                   const sp<GraphicBuffer>& buffer, uint64_t framenumber,
-                                   const sp<Fence>& releaseFence,
-                                   uint32_t currentMaxAcquiredBufferCount);
-
-    std::optional<compositionengine::LayerFE::LayerSettings> prepareClientCompositionInternal(
-            compositionengine::LayerFE::ClientCompositionTargetSettings&) const;
-    // Returns true if there is a valid color to fill.
-    bool fillsColor() const;
-    // Returns true if this layer has a blur value.
-    bool hasBlur() const;
-    bool hasEffect() const { return fillsColor() || drawShadows() || hasBlur(); }
-    bool hasBufferOrSidebandStream() const {
-        return ((mSidebandStream != nullptr) || (mBufferInfo.mBuffer != nullptr));
-    }
-    bool hasSomethingToDraw() const { return hasEffect() || hasBufferOrSidebandStream(); }
-    void prepareEffectsClientComposition(
-            compositionengine::LayerFE::LayerSettings&,
-            compositionengine::LayerFE::ClientCompositionTargetSettings&) const;
-
-    ReleaseCallbackId mPreviousReleaseCallbackId = ReleaseCallbackId::INVALID_ID;
-    uint64_t mPreviousReleasedFrameNumber = 0;
-
-    uint64_t mPreviousBarrierFrameNumber = 0;
-
-    bool mReleasePreviousBuffer = false;
-
-    // Stores the last set acquire fence signal time used to populate the callback handle's acquire
-    // time.
-    std::variant<nsecs_t, sp<Fence>> mCallbackHandleAcquireTimeOrFence = -1;
-
-    std::deque<std::shared_ptr<android::frametimeline::SurfaceFrame>> mPendingJankClassifications;
-    // An upper bound on the number of SurfaceFrames in the pending classifications deque.
-    static constexpr int kPendingClassificationMaxSurfaceFrames = 25;
-
-    const std::string mBlastTransactionName{"BufferTX - " + mName};
-    // This integer is incremented everytime a buffer arrives at the server for this layer,
-    // and decremented when a buffer is dropped or latched. When changed the integer is exported
-    // to systrace with ATRACE_INT and mBlastTransactionName. This way when debugging perf it is
-    // possible to see when a buffer arrived at the server, and in which frame it latched.
-    //
-    // You can understand the trace this way:
-    //     - If the integer increases, a buffer arrived at the server.
-    //     - If the integer decreases in latchBuffer, that buffer was latched
-    //     - If the integer decreases in setBuffer or doTransaction, a buffer was dropped
-    std::atomic<int32_t> mPendingBufferTransactions{0};
-
-    // Contains requested position and matrix updates. This will be applied if the client does
-    // not specify a destination frame.
-    ui::Transform mRequestedTransform;
-
-    sp<HwcSlotGenerator> mHwcSlotGenerator;
+    explicit BufferStateLayer(const LayerCreationArgs& args) : Layer(args){};
 };
 
 } // namespace android
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 930ae72286..b6927202f2 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -29,6 +29,7 @@
 #include <android-base/stringprintf.h>
 #include <android/native_window.h>
 #include <binder/IPCThreadState.h>
+#include <compositionengine/CompositionEngine.h>
 #include <compositionengine/Display.h>
 #include <compositionengine/LayerFECompositionState.h>
 #include <compositionengine/OutputLayer.h>
@@ -39,8 +40,10 @@
 #include <ftl/enum.h>
 #include <ftl/fake_guard.h>
 #include <gui/BufferItem.h>
+#include <gui/GLConsumer.h>
 #include <gui/LayerDebugInfo.h>
 #include <gui/Surface.h>
+#include <gui/TraceUtils.h>
 #include <math.h>
 #include <private/android_filesystem_config.h>
 #include <renderengine/RenderEngine.h>
@@ -62,7 +65,6 @@
 #include <mutex>
 #include <sstream>
 
-#include "Colorizer.h"
 #include "DisplayDevice.h"
 #include "DisplayHardware/HWComposer.h"
 #include "EffectLayer.h"
@@ -74,11 +76,72 @@
 #include "TunnelModeEnabledReporter.h"
 
 #define DEBUG_RESIZE 0
+#define EARLY_RELEASE_ENABLED false
 
 namespace android {
 namespace {
 constexpr int kDumpTableRowLength = 159;
+
+static constexpr float defaultMaxLuminance = 1000.0;
+
 const ui::Transform kIdentityTransform;
+
+constexpr mat4 inverseOrientation(uint32_t transform) {
+    const mat4 flipH(-1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1);
+    const mat4 flipV(1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 1);
+    const mat4 rot90(0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1);
+    mat4 tr;
+
+    if (transform & NATIVE_WINDOW_TRANSFORM_ROT_90) {
+        tr = tr * rot90;
+    }
+    if (transform & NATIVE_WINDOW_TRANSFORM_FLIP_H) {
+        tr = tr * flipH;
+    }
+    if (transform & NATIVE_WINDOW_TRANSFORM_FLIP_V) {
+        tr = tr * flipV;
+    }
+    return inverse(tr);
+}
+
+bool assignTransform(ui::Transform* dst, ui::Transform& from) {
+    if (*dst == from) {
+        return false;
+    }
+    *dst = from;
+    return true;
+}
+
+TimeStats::SetFrameRateVote frameRateToSetFrameRateVotePayload(Layer::FrameRate frameRate) {
+    using FrameRateCompatibility = TimeStats::SetFrameRateVote::FrameRateCompatibility;
+    using Seamlessness = TimeStats::SetFrameRateVote::Seamlessness;
+    const auto frameRateCompatibility = [frameRate] {
+        switch (frameRate.type) {
+            case Layer::FrameRateCompatibility::Default:
+                return FrameRateCompatibility::Default;
+            case Layer::FrameRateCompatibility::ExactOrMultiple:
+                return FrameRateCompatibility::ExactOrMultiple;
+            default:
+                return FrameRateCompatibility::Undefined;
+        }
+    }();
+
+    const auto seamlessness = [frameRate] {
+        switch (frameRate.seamlessness) {
+            case scheduler::Seamlessness::OnlySeamless:
+                return Seamlessness::ShouldBeSeamless;
+            case scheduler::Seamlessness::SeamedAndSeamless:
+                return Seamlessness::NotRequired;
+            default:
+                return Seamlessness::Undefined;
+        }
+    }();
+
+    return TimeStats::SetFrameRateVote{.frameRate = frameRate.rate.getValue(),
+                                       .frameRateCompatibility = frameRateCompatibility,
+                                       .seamlessness = seamlessness};
+}
+
 } // namespace
 
 using namespace ftl::flag_operators;
@@ -100,7 +163,12 @@ Layer::Layer(const LayerCreationArgs& args)
         mWindowType(static_cast<WindowInfo::Type>(
                 args.metadata.getInt32(gui::METADATA_WINDOW_TYPE, 0))),
         mLayerCreationFlags(args.flags),
-        mBorderEnabled(false) {
+        mBorderEnabled(false),
+        mTextureName(args.textureName),
+        mCompositionState{mFlinger->getCompositionEngine().createLayerFECompositionState()},
+        mHwcSlotGenerator(sp<HwcSlotGenerator>::make()) {
+    ALOGV("Creating Layer %s", getDebugName());
+
     uint32_t layerFlags = 0;
     if (args.flags & ISurfaceComposerClient::eHidden) layerFlags |= layer_state_t::eLayerHidden;
     if (args.flags & ISurfaceComposerClient::eOpaque) layerFlags |= layer_state_t::eLayerOpaque;
@@ -166,6 +234,11 @@ Layer::Layer(const LayerCreationArgs& args)
         mOwnerUid = mCallingUid;
         mOwnerPid = mCallingPid;
     }
+
+    mPremultipliedAlpha = !(args.flags & ISurfaceComposerClient::eNonPremultiplied);
+    mPotentialCursor = args.flags & ISurfaceComposerClient::eCursorWindow;
+    mProtectedByApp = args.flags & ISurfaceComposerClient::eProtectedByApp;
+    mDrawingState.dataspace = ui::Dataspace::V0_SRGB;
 }
 
 void Layer::onFirstRef() {
@@ -173,6 +246,28 @@ void Layer::onFirstRef() {
 }
 
 Layer::~Layer() {
+    // The original layer and the clone layer share the same texture and buffer. Therefore, only
+    // one of the layers, in this case the original layer, needs to handle the deletion. The
+    // original layer and the clone should be removed at the same time so there shouldn't be any
+    // issue with the clone layer trying to use the texture.
+    if (mBufferInfo.mBuffer != nullptr) {
+        callReleaseBufferCallback(mDrawingState.releaseBufferListener,
+                                  mBufferInfo.mBuffer->getBuffer(), mBufferInfo.mFrameNumber,
+                                  mBufferInfo.mFence,
+                                  mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(
+                                          mOwnerUid));
+    }
+    if (!isClone()) {
+        // The original layer and the clone layer share the same texture. Therefore, only one of
+        // the layers, in this case the original layer, needs to handle the deletion. The original
+        // layer and the clone should be removed at the same time so there shouldn't be any issue
+        // with the clone layer trying to use the deleted texture.
+        mFlinger->deleteTextureAsync(mTextureName);
+    }
+    const int32_t layerId = getSequence();
+    mFlinger->mTimeStats->onDestroy(layerId);
+    mFlinger->mFrameTracer->onDestroy(layerId);
+
     sp<Client> c(mClientRef.promote());
     if (c != 0) {
         c->detachLayer(this);
@@ -493,6 +588,46 @@ void Layer::preparePerFrameCompositionState() {
     // Retrieve it from the scheduler which maintains an instance of LayerHistory, and store it in
     // LayerFECompositionState where it would be visible to Flattener.
     compositionState->fps = mFlinger->getLayerFramerate(systemTime(), getSequence());
+
+    if (hasBufferOrSidebandStream()) {
+        preparePerFrameBufferCompositionState();
+    } else {
+        preparePerFrameEffectsCompositionState();
+    }
+}
+
+void Layer::preparePerFrameBufferCompositionState() {
+    // Sideband layers
+    auto* compositionState = editCompositionState();
+    if (compositionState->sidebandStream.get() && !compositionState->sidebandStreamHasFrame) {
+        compositionState->compositionType =
+                aidl::android::hardware::graphics::composer3::Composition::SIDEBAND;
+        return;
+    } else if ((mDrawingState.flags & layer_state_t::eLayerIsDisplayDecoration) != 0) {
+        compositionState->compositionType =
+                aidl::android::hardware::graphics::composer3::Composition::DISPLAY_DECORATION;
+    } else {
+        // Normal buffer layers
+        compositionState->hdrMetadata = mBufferInfo.mHdrMetadata;
+        compositionState->compositionType = mPotentialCursor
+                ? aidl::android::hardware::graphics::composer3::Composition::CURSOR
+                : aidl::android::hardware::graphics::composer3::Composition::DEVICE;
+    }
+
+    compositionState->buffer = getBuffer();
+    compositionState->bufferSlot = (mBufferInfo.mBufferSlot == BufferQueue::INVALID_BUFFER_SLOT)
+            ? 0
+            : mBufferInfo.mBufferSlot;
+    compositionState->acquireFence = mBufferInfo.mFence;
+    compositionState->frameNumber = mBufferInfo.mFrameNumber;
+    compositionState->sidebandStreamHasFrame = false;
+}
+
+void Layer::preparePerFrameEffectsCompositionState() {
+    auto* compositionState = editCompositionState();
+    compositionState->color = getColor();
+    compositionState->compositionType =
+            aidl::android::hardware::graphics::composer3::Composition::SOLID_COLOR;
 }
 
 void Layer::prepareCursorCompositionState() {
@@ -549,6 +684,29 @@ const char* Layer::getDebugName() const {
 
 std::optional<compositionengine::LayerFE::LayerSettings> Layer::prepareClientComposition(
         compositionengine::LayerFE::ClientCompositionTargetSettings& targetSettings) const {
+    std::optional<compositionengine::LayerFE::LayerSettings> layerSettings =
+            prepareClientCompositionInternal(targetSettings);
+    // Nothing to render.
+    if (!layerSettings) {
+        return {};
+    }
+
+    // HWC requests to clear this layer.
+    if (targetSettings.clearContent) {
+        prepareClearClientComposition(*layerSettings, false /* blackout */);
+        return layerSettings;
+    }
+
+    // set the shadow for the layer if needed
+    prepareShadowClientComposition(*layerSettings, targetSettings.viewport);
+
+    return layerSettings;
+}
+
+std::optional<compositionengine::LayerFE::LayerSettings> Layer::prepareClientCompositionInternal(
+        compositionengine::LayerFE::ClientCompositionTargetSettings& targetSettings) const {
+    ATRACE_CALL();
+
     if (!getCompositionState()) {
         return {};
     }
@@ -610,6 +768,13 @@ std::optional<compositionengine::LayerFE::LayerSettings> Layer::prepareClientCom
     layerSettings.stretchEffect = getStretchEffect();
     // Record the name of the layer for debugging further down the stack.
     layerSettings.name = getName();
+
+    if (hasEffect()) {
+        prepareEffectsClientComposition(layerSettings, targetSettings);
+        return layerSettings;
+    }
+
+    prepareBufferStateClientComposition(layerSettings, targetSettings);
     return layerSettings;
 }
 
@@ -626,6 +791,132 @@ void Layer::prepareClearClientComposition(LayerFE::LayerSettings& layerSettings,
     layerSettings.name = getName();
 }
 
+void Layer::prepareEffectsClientComposition(
+        compositionengine::LayerFE::LayerSettings& layerSettings,
+        compositionengine::LayerFE::ClientCompositionTargetSettings& targetSettings) const {
+    // If fill bounds are occluded or the fill color is invalid skip the fill settings.
+    if (targetSettings.realContentIsVisible && fillsColor()) {
+        // Set color for color fill settings.
+        layerSettings.source.solidColor = getColor().rgb;
+    } else if (hasBlur() || drawShadows()) {
+        layerSettings.skipContentDraw = true;
+    }
+}
+
+void Layer::prepareBufferStateClientComposition(
+        compositionengine::LayerFE::LayerSettings& layerSettings,
+        compositionengine::LayerFE::ClientCompositionTargetSettings& targetSettings) const {
+    if (CC_UNLIKELY(mBufferInfo.mBuffer == 0) && mSidebandStream != nullptr) {
+        // For surfaceview of tv sideband, there is no activeBuffer
+        // in bufferqueue, we need return LayerSettings.
+        return;
+    }
+    const bool blackOutLayer = (isProtected() && !targetSettings.supportsProtectedContent) ||
+            ((isSecure() || isProtected()) && !targetSettings.isSecure);
+    const bool bufferCanBeUsedAsHwTexture =
+            mBufferInfo.mBuffer->getUsage() & GraphicBuffer::USAGE_HW_TEXTURE;
+    if (blackOutLayer || !bufferCanBeUsedAsHwTexture) {
+        ALOGE_IF(!bufferCanBeUsedAsHwTexture, "%s is blacked out as buffer is not gpu readable",
+                 mName.c_str());
+        prepareClearClientComposition(layerSettings, true /* blackout */);
+        return;
+    }
+
+    const State& s(getDrawingState());
+    layerSettings.source.buffer.buffer = mBufferInfo.mBuffer;
+    layerSettings.source.buffer.isOpaque = isOpaque(s);
+    layerSettings.source.buffer.fence = mBufferInfo.mFence;
+    layerSettings.source.buffer.textureName = mTextureName;
+    layerSettings.source.buffer.usePremultipliedAlpha = getPremultipledAlpha();
+    layerSettings.source.buffer.isY410BT2020 = isHdrY410();
+    bool hasSmpte2086 = mBufferInfo.mHdrMetadata.validTypes & HdrMetadata::SMPTE2086;
+    bool hasCta861_3 = mBufferInfo.mHdrMetadata.validTypes & HdrMetadata::CTA861_3;
+    float maxLuminance = 0.f;
+    if (hasSmpte2086 && hasCta861_3) {
+        maxLuminance = std::min(mBufferInfo.mHdrMetadata.smpte2086.maxLuminance,
+                                mBufferInfo.mHdrMetadata.cta8613.maxContentLightLevel);
+    } else if (hasSmpte2086) {
+        maxLuminance = mBufferInfo.mHdrMetadata.smpte2086.maxLuminance;
+    } else if (hasCta861_3) {
+        maxLuminance = mBufferInfo.mHdrMetadata.cta8613.maxContentLightLevel;
+    } else {
+        switch (layerSettings.sourceDataspace & HAL_DATASPACE_TRANSFER_MASK) {
+            case HAL_DATASPACE_TRANSFER_ST2084:
+            case HAL_DATASPACE_TRANSFER_HLG:
+                // Behavior-match previous releases for HDR content
+                maxLuminance = defaultMaxLuminance;
+                break;
+        }
+    }
+    layerSettings.source.buffer.maxLuminanceNits = maxLuminance;
+    layerSettings.frameNumber = mCurrentFrameNumber;
+    layerSettings.bufferId = mBufferInfo.mBuffer ? mBufferInfo.mBuffer->getId() : 0;
+
+    const bool useFiltering =
+            targetSettings.needsFiltering || mNeedsFiltering || bufferNeedsFiltering();
+
+    // Query the texture matrix given our current filtering mode.
+    float textureMatrix[16];
+    getDrawingTransformMatrix(useFiltering, textureMatrix);
+
+    if (getTransformToDisplayInverse()) {
+        /*
+         * the code below applies the primary display's inverse transform to
+         * the texture transform
+         */
+        uint32_t transform = DisplayDevice::getPrimaryDisplayRotationFlags();
+        mat4 tr = inverseOrientation(transform);
+
+        /**
+         * TODO(b/36727915): This is basically a hack.
+         *
+         * Ensure that regardless of the parent transformation,
+         * this buffer is always transformed from native display
+         * orientation to display orientation. For example, in the case
+         * of a camera where the buffer remains in native orientation,
+         * we want the pixels to always be upright.
+         */
+        sp<Layer> p = mDrawingParent.promote();
+        if (p != nullptr) {
+            const auto parentTransform = p->getTransform();
+            tr = tr * inverseOrientation(parentTransform.getOrientation());
+        }
+
+        // and finally apply it to the original texture matrix
+        const mat4 texTransform(mat4(static_cast<const float*>(textureMatrix)) * tr);
+        memcpy(textureMatrix, texTransform.asArray(), sizeof(textureMatrix));
+    }
+
+    const Rect win{getBounds()};
+    float bufferWidth = getBufferSize(s).getWidth();
+    float bufferHeight = getBufferSize(s).getHeight();
+
+    // BufferStateLayers can have a "buffer size" of [0, 0, -1, -1] when no display frame has
+    // been set and there is no parent layer bounds. In that case, the scale is meaningless so
+    // ignore them.
+    if (!getBufferSize(s).isValid()) {
+        bufferWidth = float(win.right) - float(win.left);
+        bufferHeight = float(win.bottom) - float(win.top);
+    }
+
+    const float scaleHeight = (float(win.bottom) - float(win.top)) / bufferHeight;
+    const float scaleWidth = (float(win.right) - float(win.left)) / bufferWidth;
+    const float translateY = float(win.top) / bufferHeight;
+    const float translateX = float(win.left) / bufferWidth;
+
+    // Flip y-coordinates because GLConsumer expects OpenGL convention.
+    mat4 tr = mat4::translate(vec4(.5f, .5f, 0.f, 1.f)) * mat4::scale(vec4(1.f, -1.f, 1.f, 1.f)) *
+            mat4::translate(vec4(-.5f, -.5f, 0.f, 1.f)) *
+            mat4::translate(vec4(translateX, translateY, 0.f, 1.f)) *
+            mat4::scale(vec4(scaleWidth, scaleHeight, 1.0f, 1.0f));
+
+    layerSettings.source.buffer.useTextureFiltering = useFiltering;
+    layerSettings.source.buffer.textureTransform =
+            mat4(static_cast<const float*>(textureMatrix)) * tr;
+
+    return;
+}
+
 aidl::android::hardware::graphics::composer3::Composition Layer::getCompositionType(
         const DisplayDevice& display) const {
     const auto outputLayer = findOutputLayerForDisplay(&display);
@@ -2415,6 +2706,40 @@ Region Layer::getVisibleRegion(const DisplayDevice* display) const {
 void Layer::setInitialValuesForClone(const sp<Layer>& clonedFrom) {
     cloneDrawingState(clonedFrom.get());
     mClonedFrom = clonedFrom;
+    mPremultipliedAlpha = clonedFrom->mPremultipliedAlpha;
+    mPotentialCursor = clonedFrom->mPotentialCursor;
+    mProtectedByApp = clonedFrom->mProtectedByApp;
+    updateCloneBufferInfo();
+}
+
+void Layer::updateCloneBufferInfo() {
+    if (!isClone() || !isClonedFromAlive()) {
+        return;
+    }
+
+    sp<Layer> clonedFrom = getClonedFrom();
+    mBufferInfo = clonedFrom->mBufferInfo;
+    mSidebandStream = clonedFrom->mSidebandStream;
+    surfaceDamageRegion = clonedFrom->surfaceDamageRegion;
+    mCurrentFrameNumber = clonedFrom->mCurrentFrameNumber.load();
+    mPreviousFrameNumber = clonedFrom->mPreviousFrameNumber;
+
+    // After buffer info is updated, the drawingState from the real layer needs to be copied into
+    // the cloned. This is because some properties of drawingState can change when latchBuffer is
+    // called. However, copying the drawingState would also overwrite the cloned layer's relatives
+    // and touchableRegionCrop. Therefore, temporarily store the relatives so they can be set in
+    // the cloned drawingState again.
+    wp<Layer> tmpZOrderRelativeOf = mDrawingState.zOrderRelativeOf;
+    SortedVector<wp<Layer>> tmpZOrderRelatives = mDrawingState.zOrderRelatives;
+    wp<Layer> tmpTouchableRegionCrop = mDrawingState.touchableRegionCrop;
+    WindowInfo tmpInputInfo = mDrawingState.inputInfo;
+
+    cloneDrawingState(clonedFrom.get());
+
+    mDrawingState.touchableRegionCrop = tmpTouchableRegionCrop;
+    mDrawingState.zOrderRelativeOf = tmpZOrderRelativeOf;
+    mDrawingState.zOrderRelatives = tmpZOrderRelatives;
+    mDrawingState.inputInfo = tmpInputInfo;
 }
 
 void Layer::updateMirrorInfo() {
@@ -2622,6 +2947,1299 @@ void Layer::cloneDrawingState(const Layer* from) {
     mDrawingState.callbackHandles = {};
 }
 
+void Layer::callReleaseBufferCallback(const sp<ITransactionCompletedListener>& listener,
+                                      const sp<GraphicBuffer>& buffer, uint64_t framenumber,
+                                      const sp<Fence>& releaseFence,
+                                      uint32_t currentMaxAcquiredBufferCount) {
+    if (!listener) {
+        return;
+    }
+    ATRACE_FORMAT_INSTANT("callReleaseBufferCallback %s - %" PRIu64, getDebugName(), framenumber);
+    listener->onReleaseBuffer({buffer->getId(), framenumber},
+                              releaseFence ? releaseFence : Fence::NO_FENCE,
+                              currentMaxAcquiredBufferCount);
+}
+
+void Layer::onLayerDisplayed(ftl::SharedFuture<FenceResult> futureFenceResult) {
+    // If we are displayed on multiple displays in a single composition cycle then we would
+    // need to do careful tracking to enable the use of the mLastClientCompositionFence.
+    //  For example we can only use it if all the displays are client comp, and we need
+    //  to merge all the client comp fences. We could do this, but for now we just
+    // disable the optimization when a layer is composed on multiple displays.
+    if (mClearClientCompositionFenceOnLayerDisplayed) {
+        mLastClientCompositionFence = nullptr;
+    } else {
+        mClearClientCompositionFenceOnLayerDisplayed = true;
+    }
+
+    // The previous release fence notifies the client that SurfaceFlinger is done with the previous
+    // buffer that was presented on this layer. The first transaction that came in this frame that
+    // replaced the previous buffer on this layer needs this release fence, because the fence will
+    // let the client know when that previous buffer is removed from the screen.
+    //
+    // Every other transaction on this layer does not need a release fence because no other
+    // Transactions that were set on this layer this frame are going to have their preceding buffer
+    // removed from the display this frame.
+    //
+    // For example, if we have 3 transactions this frame. The first transaction doesn't contain a
+    // buffer so it doesn't need a previous release fence because the layer still needs the previous
+    // buffer. The second transaction contains a buffer so it needs a previous release fence because
+    // the previous buffer will be released this frame. The third transaction also contains a
+    // buffer. It replaces the buffer in the second transaction. The buffer in the second
+    // transaction will now no longer be presented so it is released immediately and the third
+    // transaction doesn't need a previous release fence.
+    sp<CallbackHandle> ch;
+    for (auto& handle : mDrawingState.callbackHandles) {
+        if (handle->releasePreviousBuffer &&
+            mDrawingState.releaseBufferEndpoint == handle->listener) {
+            ch = handle;
+            break;
+        }
+    }
+
+    // Prevent tracing the same release multiple times.
+    if (mPreviousFrameNumber != mPreviousReleasedFrameNumber) {
+        mPreviousReleasedFrameNumber = mPreviousFrameNumber;
+    }
+
+    if (ch != nullptr) {
+        ch->previousReleaseCallbackId = mPreviousReleaseCallbackId;
+        ch->previousReleaseFences.emplace_back(std::move(futureFenceResult));
+        ch->name = mName;
+    }
+}
+
+void Layer::onSurfaceFrameCreated(
+        const std::shared_ptr<frametimeline::SurfaceFrame>& surfaceFrame) {
+    while (mPendingJankClassifications.size() >= kPendingClassificationMaxSurfaceFrames) {
+        // Too many SurfaceFrames pending classification. The front of the deque is probably not
+        // tracked by FrameTimeline and will never be presented. This will only result in a memory
+        // leak.
+        ALOGW("Removing the front of pending jank deque from layer - %s to prevent memory leak",
+              mName.c_str());
+        std::string miniDump = mPendingJankClassifications.front()->miniDump();
+        ALOGD("Head SurfaceFrame mini dump\n%s", miniDump.c_str());
+        mPendingJankClassifications.pop_front();
+    }
+    mPendingJankClassifications.emplace_back(surfaceFrame);
+}
+
+void Layer::releasePendingBuffer(nsecs_t dequeueReadyTime) {
+    for (const auto& handle : mDrawingState.callbackHandles) {
+        handle->transformHint = mTransformHint;
+        handle->dequeueReadyTime = dequeueReadyTime;
+        handle->currentMaxAcquiredBufferCount =
+                mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(mOwnerUid);
+        ATRACE_FORMAT_INSTANT("releasePendingBuffer %s - %" PRIu64, getDebugName(),
+                              handle->previousReleaseCallbackId.framenumber);
+    }
+
+    for (auto& handle : mDrawingState.callbackHandles) {
+        if (handle->releasePreviousBuffer &&
+            mDrawingState.releaseBufferEndpoint == handle->listener) {
+            handle->previousReleaseCallbackId = mPreviousReleaseCallbackId;
+            break;
+        }
+    }
+
+    std::vector<JankData> jankData;
+    jankData.reserve(mPendingJankClassifications.size());
+    while (!mPendingJankClassifications.empty() &&
+           mPendingJankClassifications.front()->getJankType()) {
+        std::shared_ptr<frametimeline::SurfaceFrame> surfaceFrame =
+                mPendingJankClassifications.front();
+        mPendingJankClassifications.pop_front();
+        jankData.emplace_back(
+                JankData(surfaceFrame->getToken(), surfaceFrame->getJankType().value()));
+    }
+
+    mFlinger->getTransactionCallbackInvoker().addCallbackHandles(mDrawingState.callbackHandles,
+                                                                 jankData);
+
+    sp<Fence> releaseFence = Fence::NO_FENCE;
+    for (auto& handle : mDrawingState.callbackHandles) {
+        if (handle->releasePreviousBuffer &&
+            mDrawingState.releaseBufferEndpoint == handle->listener) {
+            releaseFence =
+                    handle->previousReleaseFence ? handle->previousReleaseFence : Fence::NO_FENCE;
+            break;
+        }
+    }
+
+    mDrawingState.callbackHandles = {};
+}
+
+bool Layer::willPresentCurrentTransaction() const {
+    // Returns true if the most recent Transaction applied to CurrentState will be presented.
+    return (getSidebandStreamChanged() || getAutoRefresh() ||
+            (mDrawingState.modified &&
+             (mDrawingState.buffer != nullptr || mDrawingState.bgColorLayer != nullptr)));
+}
+
+bool Layer::setTransform(uint32_t transform) {
+    if (mDrawingState.bufferTransform == transform) return false;
+    mDrawingState.bufferTransform = transform;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+bool Layer::setTransformToDisplayInverse(bool transformToDisplayInverse) {
+    if (mDrawingState.transformToDisplayInverse == transformToDisplayInverse) return false;
+    mDrawingState.sequence++;
+    mDrawingState.transformToDisplayInverse = transformToDisplayInverse;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+bool Layer::setBufferCrop(const Rect& bufferCrop) {
+    if (mDrawingState.bufferCrop == bufferCrop) return false;
+
+    mDrawingState.sequence++;
+    mDrawingState.bufferCrop = bufferCrop;
+
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+bool Layer::setDestinationFrame(const Rect& destinationFrame) {
+    if (mDrawingState.destinationFrame == destinationFrame) return false;
+
+    mDrawingState.sequence++;
+    mDrawingState.destinationFrame = destinationFrame;
+
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+// Translate destination frame into scale and position. If a destination frame is not set, use the
+// provided scale and position
+bool Layer::updateGeometry() {
+    if ((mDrawingState.flags & layer_state_t::eIgnoreDestinationFrame) ||
+        mDrawingState.destinationFrame.isEmpty()) {
+        // If destination frame is not set, use the requested transform set via
+        // Layer::setPosition and Layer::setMatrix.
+        return assignTransform(&mDrawingState.transform, mRequestedTransform);
+    }
+
+    Rect destRect = mDrawingState.destinationFrame;
+    int32_t destW = destRect.width();
+    int32_t destH = destRect.height();
+    if (destRect.left < 0) {
+        destRect.left = 0;
+        destRect.right = destW;
+    }
+    if (destRect.top < 0) {
+        destRect.top = 0;
+        destRect.bottom = destH;
+    }
+
+    if (!mDrawingState.buffer) {
+        ui::Transform t;
+        t.set(destRect.left, destRect.top);
+        return assignTransform(&mDrawingState.transform, t);
+    }
+
+    uint32_t bufferWidth = mDrawingState.buffer->getWidth();
+    uint32_t bufferHeight = mDrawingState.buffer->getHeight();
+    // Undo any transformations on the buffer.
+    if (mDrawingState.bufferTransform & ui::Transform::ROT_90) {
+        std::swap(bufferWidth, bufferHeight);
+    }
+    uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
+    if (mDrawingState.transformToDisplayInverse) {
+        if (invTransform & ui::Transform::ROT_90) {
+            std::swap(bufferWidth, bufferHeight);
+        }
+    }
+
+    float sx = destW / static_cast<float>(bufferWidth);
+    float sy = destH / static_cast<float>(bufferHeight);
+    ui::Transform t;
+    t.set(sx, 0, 0, sy);
+    t.set(destRect.left, destRect.top);
+    return assignTransform(&mDrawingState.transform, t);
+}
+
+bool Layer::setMatrix(const layer_state_t::matrix22_t& matrix) {
+    if (mRequestedTransform.dsdx() == matrix.dsdx && mRequestedTransform.dtdy() == matrix.dtdy &&
+        mRequestedTransform.dtdx() == matrix.dtdx && mRequestedTransform.dsdy() == matrix.dsdy) {
+        return false;
+    }
+
+    mRequestedTransform.set(matrix.dsdx, matrix.dtdy, matrix.dtdx, matrix.dsdy);
+
+    mDrawingState.sequence++;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+
+    return true;
+}
+
+bool Layer::setPosition(float x, float y) {
+    if (mRequestedTransform.tx() == x && mRequestedTransform.ty() == y) {
+        return false;
+    }
+
+    mRequestedTransform.set(x, y);
+
+    mDrawingState.sequence++;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+
+    return true;
+}
+
+bool Layer::setBuffer(std::shared_ptr<renderengine::ExternalTexture>& buffer,
+                      const BufferData& bufferData, nsecs_t postTime, nsecs_t desiredPresentTime,
+                      bool isAutoTimestamp, std::optional<nsecs_t> dequeueTime,
+                      const FrameTimelineInfo& info) {
+    ATRACE_CALL();
+
+    if (!buffer) {
+        return false;
+    }
+
+    const bool frameNumberChanged =
+            bufferData.flags.test(BufferData::BufferDataChange::frameNumberChanged);
+    const uint64_t frameNumber =
+            frameNumberChanged ? bufferData.frameNumber : mDrawingState.frameNumber + 1;
+
+    if (mDrawingState.buffer) {
+        mReleasePreviousBuffer = true;
+        if (!mBufferInfo.mBuffer ||
+            (!mDrawingState.buffer->hasSameBuffer(*mBufferInfo.mBuffer) ||
+             mDrawingState.frameNumber != mBufferInfo.mFrameNumber)) {
+            // If mDrawingState has a buffer, and we are about to update again
+            // before swapping to drawing state, then the first buffer will be
+            // dropped and we should decrement the pending buffer count and
+            // call any release buffer callbacks if set.
+            callReleaseBufferCallback(mDrawingState.releaseBufferListener,
+                                      mDrawingState.buffer->getBuffer(), mDrawingState.frameNumber,
+                                      mDrawingState.acquireFence,
+                                      mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(
+                                              mOwnerUid));
+            decrementPendingBufferCount();
+            if (mDrawingState.bufferSurfaceFrameTX != nullptr &&
+                mDrawingState.bufferSurfaceFrameTX->getPresentState() != PresentState::Presented) {
+                addSurfaceFrameDroppedForBuffer(mDrawingState.bufferSurfaceFrameTX);
+                mDrawingState.bufferSurfaceFrameTX.reset();
+            }
+        } else if (EARLY_RELEASE_ENABLED && mLastClientCompositionFence != nullptr) {
+            callReleaseBufferCallback(mDrawingState.releaseBufferListener,
+                                      mDrawingState.buffer->getBuffer(), mDrawingState.frameNumber,
+                                      mLastClientCompositionFence,
+                                      mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(
+                                              mOwnerUid));
+            mLastClientCompositionFence = nullptr;
+        }
+    }
+
+    mDrawingState.frameNumber = frameNumber;
+    mDrawingState.releaseBufferListener = bufferData.releaseBufferListener;
+    mDrawingState.buffer = std::move(buffer);
+    mDrawingState.clientCacheId = bufferData.cachedBuffer;
+
+    mDrawingState.acquireFence = bufferData.flags.test(BufferData::BufferDataChange::fenceChanged)
+            ? bufferData.acquireFence
+            : Fence::NO_FENCE;
+    mDrawingState.acquireFenceTime = std::make_unique<FenceTime>(mDrawingState.acquireFence);
+    if (mDrawingState.acquireFenceTime->getSignalTime() == Fence::SIGNAL_TIME_PENDING) {
+        // We latched this buffer unsiganled, so we need to pass the acquire fence
+        // on the callback instead of just the acquire time, since it's unknown at
+        // this point.
+        mCallbackHandleAcquireTimeOrFence = mDrawingState.acquireFence;
+    } else {
+        mCallbackHandleAcquireTimeOrFence = mDrawingState.acquireFenceTime->getSignalTime();
+    }
+
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+
+    const int32_t layerId = getSequence();
+    mFlinger->mTimeStats->setPostTime(layerId, mDrawingState.frameNumber, getName().c_str(),
+                                      mOwnerUid, postTime, getGameMode());
+    mDrawingState.desiredPresentTime = desiredPresentTime;
+    mDrawingState.isAutoTimestamp = isAutoTimestamp;
+
+    const nsecs_t presentTime = [&] {
+        if (!isAutoTimestamp) return desiredPresentTime;
+
+        const auto prediction =
+                mFlinger->mFrameTimeline->getTokenManager()->getPredictionsForToken(info.vsyncId);
+        if (prediction.has_value()) return prediction->presentTime;
+
+        return static_cast<nsecs_t>(0);
+    }();
+
+    using LayerUpdateType = scheduler::LayerHistory::LayerUpdateType;
+    mFlinger->mScheduler->recordLayerHistory(this, presentTime, LayerUpdateType::Buffer);
+
+    setFrameTimelineVsyncForBufferTransaction(info, postTime);
+
+    if (dequeueTime && *dequeueTime != 0) {
+        const uint64_t bufferId = mDrawingState.buffer->getId();
+        mFlinger->mFrameTracer->traceNewLayer(layerId, getName().c_str());
+        mFlinger->mFrameTracer->traceTimestamp(layerId, bufferId, frameNumber, *dequeueTime,
+                                               FrameTracer::FrameEvent::DEQUEUE);
+        mFlinger->mFrameTracer->traceTimestamp(layerId, bufferId, frameNumber, postTime,
+                                               FrameTracer::FrameEvent::QUEUE);
+    }
+
+    mDrawingState.releaseBufferEndpoint = bufferData.releaseBufferEndpoint;
+    return true;
+}
+
+bool Layer::setDataspace(ui::Dataspace dataspace) {
+    mDrawingState.dataspaceRequested = true;
+    if (mDrawingState.dataspace == dataspace) return false;
+    mDrawingState.dataspace = dataspace;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+bool Layer::setHdrMetadata(const HdrMetadata& hdrMetadata) {
+    if (mDrawingState.hdrMetadata == hdrMetadata) return false;
+    mDrawingState.hdrMetadata = hdrMetadata;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+bool Layer::setSurfaceDamageRegion(const Region& surfaceDamage) {
+    mDrawingState.surfaceDamageRegion = surfaceDamage;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+bool Layer::setApi(int32_t api) {
+    if (mDrawingState.api == api) return false;
+    mDrawingState.api = api;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+bool Layer::setSidebandStream(const sp<NativeHandle>& sidebandStream) {
+    if (mDrawingState.sidebandStream == sidebandStream) return false;
+
+    if (mDrawingState.sidebandStream != nullptr && sidebandStream == nullptr) {
+        mFlinger->mTunnelModeEnabledReporter->decrementTunnelModeCount();
+    } else if (sidebandStream != nullptr) {
+        mFlinger->mTunnelModeEnabledReporter->incrementTunnelModeCount();
+    }
+
+    mDrawingState.sidebandStream = sidebandStream;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    if (!mSidebandStreamChanged.exchange(true)) {
+        // mSidebandStreamChanged was false
+        mFlinger->onLayerUpdate();
+    }
+    return true;
+}
+
+bool Layer::setTransactionCompletedListeners(const std::vector<sp<CallbackHandle>>& handles) {
+    // If there is no handle, we will not send a callback so reset mReleasePreviousBuffer and return
+    if (handles.empty()) {
+        mReleasePreviousBuffer = false;
+        return false;
+    }
+
+    const bool willPresent = willPresentCurrentTransaction();
+
+    for (const auto& handle : handles) {
+        // If this transaction set a buffer on this layer, release its previous buffer
+        handle->releasePreviousBuffer = mReleasePreviousBuffer;
+
+        // If this layer will be presented in this frame
+        if (willPresent) {
+            // If this transaction set an acquire fence on this layer, set its acquire time
+            handle->acquireTimeOrFence = mCallbackHandleAcquireTimeOrFence;
+            handle->frameNumber = mDrawingState.frameNumber;
+
+            // Store so latched time and release fence can be set
+            mDrawingState.callbackHandles.push_back(handle);
+
+        } else { // If this layer will NOT need to be relatched and presented this frame
+            // Notify the transaction completed thread this handle is done
+            mFlinger->getTransactionCallbackInvoker().registerUnpresentedCallbackHandle(handle);
+        }
+    }
+
+    mReleasePreviousBuffer = false;
+    mCallbackHandleAcquireTimeOrFence = -1;
+
+    return willPresent;
+}
+
+Rect Layer::getBufferSize(const State& /*s*/) const {
+    // for buffer state layers we use the display frame size as the buffer size.
+
+    if (mBufferInfo.mBuffer == nullptr) {
+        return Rect::INVALID_RECT;
+    }
+
+    uint32_t bufWidth = mBufferInfo.mBuffer->getWidth();
+    uint32_t bufHeight = mBufferInfo.mBuffer->getHeight();
+
+    // Undo any transformations on the buffer and return the result.
+    if (mBufferInfo.mTransform & ui::Transform::ROT_90) {
+        std::swap(bufWidth, bufHeight);
+    }
+
+    if (getTransformToDisplayInverse()) {
+        uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
+        if (invTransform & ui::Transform::ROT_90) {
+            std::swap(bufWidth, bufHeight);
+        }
+    }
+
+    return Rect(0, 0, static_cast<int32_t>(bufWidth), static_cast<int32_t>(bufHeight));
+}
+
+FloatRect Layer::computeSourceBounds(const FloatRect& parentBounds) const {
+    if (mBufferInfo.mBuffer == nullptr) {
+        return parentBounds;
+    }
+
+    return getBufferSize(getDrawingState()).toFloatRect();
+}
+
+bool Layer::fenceHasSignaled() const {
+    if (SurfaceFlinger::enableLatchUnsignaledConfig != LatchUnsignaledConfig::Disabled) {
+        return true;
+    }
+
+    const bool fenceSignaled =
+            getDrawingState().acquireFence->getStatus() == Fence::Status::Signaled;
+    if (!fenceSignaled) {
+        mFlinger->mTimeStats->incrementLatchSkipped(getSequence(),
+                                                    TimeStats::LatchSkipReason::LateAcquire);
+    }
+
+    return fenceSignaled;
+}
+
+bool Layer::onPreComposition(nsecs_t refreshStartTime) {
+    for (const auto& handle : mDrawingState.callbackHandles) {
+        handle->refreshStartTime = refreshStartTime;
+    }
+    return hasReadyFrame();
+}
+
+void Layer::setAutoRefresh(bool autoRefresh) {
+    mDrawingState.autoRefresh = autoRefresh;
+}
+
+bool Layer::latchSidebandStream(bool& recomputeVisibleRegions) {
+    // We need to update the sideband stream if the layer has both a buffer and a sideband stream.
+    editCompositionState()->sidebandStreamHasFrame = hasFrameUpdate() && mSidebandStream.get();
+
+    if (mSidebandStreamChanged.exchange(false)) {
+        const State& s(getDrawingState());
+        // mSidebandStreamChanged was true
+        mSidebandStream = s.sidebandStream;
+        editCompositionState()->sidebandStream = mSidebandStream;
+        if (mSidebandStream != nullptr) {
+            setTransactionFlags(eTransactionNeeded);
+            mFlinger->setTransactionFlags(eTraversalNeeded);
+        }
+        recomputeVisibleRegions = true;
+
+        return true;
+    }
+    return false;
+}
+
+bool Layer::hasFrameUpdate() const {
+    const State& c(getDrawingState());
+    return (mDrawingStateModified || mDrawingState.modified) &&
+            (c.buffer != nullptr || c.bgColorLayer != nullptr);
+}
+
+void Layer::updateTexImage(nsecs_t latchTime) {
+    const State& s(getDrawingState());
+
+    if (!s.buffer) {
+        if (s.bgColorLayer) {
+            for (auto& handle : mDrawingState.callbackHandles) {
+                handle->latchTime = latchTime;
+            }
+        }
+        return;
+    }
+
+    for (auto& handle : mDrawingState.callbackHandles) {
+        if (handle->frameNumber == mDrawingState.frameNumber) {
+            handle->latchTime = latchTime;
+        }
+    }
+
+    const int32_t layerId = getSequence();
+    const uint64_t bufferId = mDrawingState.buffer->getId();
+    const uint64_t frameNumber = mDrawingState.frameNumber;
+    const auto acquireFence = std::make_shared<FenceTime>(mDrawingState.acquireFence);
+    mFlinger->mTimeStats->setAcquireFence(layerId, frameNumber, acquireFence);
+    mFlinger->mTimeStats->setLatchTime(layerId, frameNumber, latchTime);
+
+    mFlinger->mFrameTracer->traceFence(layerId, bufferId, frameNumber, acquireFence,
+                                       FrameTracer::FrameEvent::ACQUIRE_FENCE);
+    mFlinger->mFrameTracer->traceTimestamp(layerId, bufferId, frameNumber, latchTime,
+                                           FrameTracer::FrameEvent::LATCH);
+
+    auto& bufferSurfaceFrame = mDrawingState.bufferSurfaceFrameTX;
+    if (bufferSurfaceFrame != nullptr &&
+        bufferSurfaceFrame->getPresentState() != PresentState::Presented) {
+        // Update only if the bufferSurfaceFrame wasn't already presented. A Presented
+        // bufferSurfaceFrame could be seen here if a pending state was applied successfully and we
+        // are processing the next state.
+        addSurfaceFramePresentedForBuffer(bufferSurfaceFrame,
+                                          mDrawingState.acquireFenceTime->getSignalTime(),
+                                          latchTime);
+        mDrawingState.bufferSurfaceFrameTX.reset();
+    }
+
+    std::deque<sp<CallbackHandle>> remainingHandles;
+    mFlinger->getTransactionCallbackInvoker()
+            .addOnCommitCallbackHandles(mDrawingState.callbackHandles, remainingHandles);
+    mDrawingState.callbackHandles = remainingHandles;
+
+    mDrawingStateModified = false;
+}
+
+void Layer::gatherBufferInfo() {
+    if (!mBufferInfo.mBuffer || !mDrawingState.buffer->hasSameBuffer(*mBufferInfo.mBuffer)) {
+        decrementPendingBufferCount();
+    }
+
+    mPreviousReleaseCallbackId = {getCurrentBufferId(), mBufferInfo.mFrameNumber};
+    mBufferInfo.mBuffer = mDrawingState.buffer;
+    mBufferInfo.mFence = mDrawingState.acquireFence;
+    mBufferInfo.mFrameNumber = mDrawingState.frameNumber;
+    mBufferInfo.mPixelFormat =
+            !mBufferInfo.mBuffer ? PIXEL_FORMAT_NONE : mBufferInfo.mBuffer->getPixelFormat();
+    mBufferInfo.mFrameLatencyNeeded = true;
+    mBufferInfo.mDesiredPresentTime = mDrawingState.desiredPresentTime;
+    mBufferInfo.mFenceTime = std::make_shared<FenceTime>(mDrawingState.acquireFence);
+    mBufferInfo.mFence = mDrawingState.acquireFence;
+    mBufferInfo.mTransform = mDrawingState.bufferTransform;
+    auto lastDataspace = mBufferInfo.mDataspace;
+    mBufferInfo.mDataspace = translateDataspace(mDrawingState.dataspace);
+    if (lastDataspace != mBufferInfo.mDataspace) {
+        mFlinger->mSomeDataspaceChanged = true;
+    }
+    mBufferInfo.mCrop = computeBufferCrop(mDrawingState);
+    mBufferInfo.mScaleMode = NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW;
+    mBufferInfo.mSurfaceDamage = mDrawingState.surfaceDamageRegion;
+    mBufferInfo.mHdrMetadata = mDrawingState.hdrMetadata;
+    mBufferInfo.mApi = mDrawingState.api;
+    mBufferInfo.mTransformToDisplayInverse = mDrawingState.transformToDisplayInverse;
+    mBufferInfo.mBufferSlot = mHwcSlotGenerator->getHwcCacheSlot(mDrawingState.clientCacheId);
+}
+
+Rect Layer::computeBufferCrop(const State& s) {
+    if (s.buffer && !s.bufferCrop.isEmpty()) {
+        Rect bufferCrop;
+        s.buffer->getBounds().intersect(s.bufferCrop, &bufferCrop);
+        return bufferCrop;
+    } else if (s.buffer) {
+        return s.buffer->getBounds();
+    } else {
+        return s.bufferCrop;
+    }
+}
+
+sp<Layer> Layer::createClone() {
+    LayerCreationArgs args(mFlinger.get(), nullptr, mName + " (Mirror)", 0, LayerMetadata());
+    args.textureName = mTextureName;
+    sp<BufferStateLayer> layer = mFlinger->getFactory().createBufferStateLayer(args);
+    layer->mHwcSlotGenerator = mHwcSlotGenerator;
+    layer->setInitialValuesForClone(sp<Layer>::fromExisting(this));
+    return layer;
+}
+
+bool Layer::bufferNeedsFiltering() const {
+    const State& s(getDrawingState());
+    if (!s.buffer) {
+        return false;
+    }
+
+    int32_t bufferWidth = static_cast<int32_t>(s.buffer->getWidth());
+    int32_t bufferHeight = static_cast<int32_t>(s.buffer->getHeight());
+
+    // Undo any transformations on the buffer and return the result.
+    if (s.bufferTransform & ui::Transform::ROT_90) {
+        std::swap(bufferWidth, bufferHeight);
+    }
+
+    if (s.transformToDisplayInverse) {
+        uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
+        if (invTransform & ui::Transform::ROT_90) {
+            std::swap(bufferWidth, bufferHeight);
+        }
+    }
+
+    const Rect layerSize{getBounds()};
+    int32_t layerWidth = layerSize.getWidth();
+    int32_t layerHeight = layerSize.getHeight();
+
+    // Align the layer orientation with the buffer before comparism
+    if (mTransformHint & ui::Transform::ROT_90) {
+        std::swap(layerWidth, layerHeight);
+    }
+
+    return layerWidth != bufferWidth || layerHeight != bufferHeight;
+}
+
+void Layer::decrementPendingBufferCount() {
+    int32_t pendingBuffers = --mPendingBufferTransactions;
+    tracePendingBufferCount(pendingBuffers);
+}
+
+void Layer::tracePendingBufferCount(int32_t pendingBuffers) {
+    ATRACE_INT(mBlastTransactionName.c_str(), pendingBuffers);
+}
+
+/*
+ * We don't want to send the layer's transform to input, but rather the
+ * parent's transform. This is because Layer's transform is
+ * information about how the buffer is placed on screen. The parent's
+ * transform makes more sense to send since it's information about how the
+ * layer is placed on screen. This transform is used by input to determine
+ * how to go from screen space back to window space.
+ */
+ui::Transform Layer::getInputTransform() const {
+    if (!hasBufferOrSidebandStream()) {
+        return getTransform();
+    }
+    sp<Layer> parent = mDrawingParent.promote();
+    if (parent == nullptr) {
+        return ui::Transform();
+    }
+
+    return parent->getTransform();
+}
+
+/**
+ * Similar to getInputTransform, we need to update the bounds to include the transform.
+ * This is because bounds don't include the buffer transform, where the input assumes
+ * that's already included.
+ */
+Rect Layer::getInputBounds() const {
+    if (!hasBufferOrSidebandStream()) {
+        return getCroppedBufferSize(getDrawingState());
+    }
+
+    Rect bufferBounds = getCroppedBufferSize(getDrawingState());
+    if (mDrawingState.transform.getType() == ui::Transform::IDENTITY || !bufferBounds.isValid()) {
+        return bufferBounds;
+    }
+    return mDrawingState.transform.transform(bufferBounds);
+}
+
+bool Layer::simpleBufferUpdate(const layer_state_t& s) const {
+    const uint64_t requiredFlags = layer_state_t::eBufferChanged;
+
+    const uint64_t deniedFlags = layer_state_t::eProducerDisconnect | layer_state_t::eLayerChanged |
+            layer_state_t::eRelativeLayerChanged | layer_state_t::eTransparentRegionChanged |
+            layer_state_t::eFlagsChanged | layer_state_t::eBlurRegionsChanged |
+            layer_state_t::eLayerStackChanged | layer_state_t::eAutoRefreshChanged |
+            layer_state_t::eReparent;
+
+    const uint64_t allowedFlags = layer_state_t::eHasListenerCallbacksChanged |
+            layer_state_t::eFrameRateSelectionPriority | layer_state_t::eFrameRateChanged |
+            layer_state_t::eSurfaceDamageRegionChanged | layer_state_t::eApiChanged |
+            layer_state_t::eMetadataChanged | layer_state_t::eDropInputModeChanged |
+            layer_state_t::eInputInfoChanged;
+
+    if ((s.what & requiredFlags) != requiredFlags) {
+        ALOGV("%s: false [missing required flags 0x%" PRIx64 "]", __func__,
+              (s.what | requiredFlags) & ~s.what);
+        return false;
+    }
+
+    if (s.what & deniedFlags) {
+        ALOGV("%s: false [has denied flags 0x%" PRIx64 "]", __func__, s.what & deniedFlags);
+        return false;
+    }
+
+    if (s.what & allowedFlags) {
+        ALOGV("%s: [has allowed flags 0x%" PRIx64 "]", __func__, s.what & allowedFlags);
+    }
+
+    if (s.what & layer_state_t::ePositionChanged) {
+        if (mRequestedTransform.tx() != s.x || mRequestedTransform.ty() != s.y) {
+            ALOGV("%s: false [ePositionChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eAlphaChanged) {
+        if (mDrawingState.color.a != s.alpha) {
+            ALOGV("%s: false [eAlphaChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eColorTransformChanged) {
+        if (mDrawingState.colorTransform != s.colorTransform) {
+            ALOGV("%s: false [eColorTransformChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eBackgroundColorChanged) {
+        if (mDrawingState.bgColorLayer || s.bgColorAlpha != 0) {
+            ALOGV("%s: false [eBackgroundColorChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eMatrixChanged) {
+        if (mRequestedTransform.dsdx() != s.matrix.dsdx ||
+            mRequestedTransform.dtdy() != s.matrix.dtdy ||
+            mRequestedTransform.dtdx() != s.matrix.dtdx ||
+            mRequestedTransform.dsdy() != s.matrix.dsdy) {
+            ALOGV("%s: false [eMatrixChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eCornerRadiusChanged) {
+        if (mDrawingState.cornerRadius != s.cornerRadius) {
+            ALOGV("%s: false [eCornerRadiusChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eBackgroundBlurRadiusChanged) {
+        if (mDrawingState.backgroundBlurRadius != static_cast<int>(s.backgroundBlurRadius)) {
+            ALOGV("%s: false [eBackgroundBlurRadiusChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eTransformChanged) {
+        if (mDrawingState.bufferTransform != s.transform) {
+            ALOGV("%s: false [eTransformChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eTransformToDisplayInverseChanged) {
+        if (mDrawingState.transformToDisplayInverse != s.transformToDisplayInverse) {
+            ALOGV("%s: false [eTransformToDisplayInverseChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eCropChanged) {
+        if (mDrawingState.crop != s.crop) {
+            ALOGV("%s: false [eCropChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eDataspaceChanged) {
+        if (mDrawingState.dataspace != s.dataspace) {
+            ALOGV("%s: false [eDataspaceChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eHdrMetadataChanged) {
+        if (mDrawingState.hdrMetadata != s.hdrMetadata) {
+            ALOGV("%s: false [eHdrMetadataChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eSidebandStreamChanged) {
+        if (mDrawingState.sidebandStream != s.sidebandStream) {
+            ALOGV("%s: false [eSidebandStreamChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eColorSpaceAgnosticChanged) {
+        if (mDrawingState.colorSpaceAgnostic != s.colorSpaceAgnostic) {
+            ALOGV("%s: false [eColorSpaceAgnosticChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eShadowRadiusChanged) {
+        if (mDrawingState.shadowRadius != s.shadowRadius) {
+            ALOGV("%s: false [eShadowRadiusChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eFixedTransformHintChanged) {
+        if (mDrawingState.fixedTransformHint != s.fixedTransformHint) {
+            ALOGV("%s: false [eFixedTransformHintChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eTrustedOverlayChanged) {
+        if (mDrawingState.isTrustedOverlay != s.isTrustedOverlay) {
+            ALOGV("%s: false [eTrustedOverlayChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eStretchChanged) {
+        StretchEffect temp = s.stretchEffect;
+        temp.sanitize();
+        if (mDrawingState.stretchEffect != temp) {
+            ALOGV("%s: false [eStretchChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eBufferCropChanged) {
+        if (mDrawingState.bufferCrop != s.bufferCrop) {
+            ALOGV("%s: false [eBufferCropChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eDestinationFrameChanged) {
+        if (mDrawingState.destinationFrame != s.destinationFrame) {
+            ALOGV("%s: false [eDestinationFrameChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    if (s.what & layer_state_t::eDimmingEnabledChanged) {
+        if (mDrawingState.dimmingEnabled != s.dimmingEnabled) {
+            ALOGV("%s: false [eDimmingEnabledChanged changed]", __func__);
+            return false;
+        }
+    }
+
+    ALOGV("%s: true", __func__);
+    return true;
+}
+
+bool Layer::isHdrY410() const {
+    // pixel format is HDR Y410 masquerading as RGBA_1010102
+    return (mBufferInfo.mDataspace == ui::Dataspace::BT2020_ITU_PQ &&
+            mBufferInfo.mApi == NATIVE_WINDOW_API_MEDIA &&
+            mBufferInfo.mPixelFormat == HAL_PIXEL_FORMAT_RGBA_1010102);
+}
+
+sp<compositionengine::LayerFE> Layer::getCompositionEngineLayerFE() const {
+    // There's no need to get a CE Layer if the layer isn't going to draw anything.
+    if (hasSomethingToDraw()) {
+        return asLayerFE();
+    } else {
+        return nullptr;
+    }
+}
+
+compositionengine::LayerFECompositionState* Layer::editCompositionState() {
+    return mCompositionState.get();
+}
+
+const compositionengine::LayerFECompositionState* Layer::getCompositionState() const {
+    return mCompositionState.get();
+}
+
+void Layer::useSurfaceDamage() {
+    if (mFlinger->mForceFullDamage) {
+        surfaceDamageRegion = Region::INVALID_REGION;
+    } else {
+        surfaceDamageRegion = mBufferInfo.mSurfaceDamage;
+    }
+}
+
+void Layer::useEmptyDamage() {
+    surfaceDamageRegion.clear();
+}
+
+bool Layer::isOpaque(const Layer::State& s) const {
+    // if we don't have a buffer or sidebandStream yet, we're translucent regardless of the
+    // layer's opaque flag.
+    if (!hasSomethingToDraw()) {
+        return false;
+    }
+
+    // if the layer has the opaque flag, then we're always opaque
+    if ((s.flags & layer_state_t::eLayerOpaque) == layer_state_t::eLayerOpaque) {
+        return true;
+    }
+
+    // If the buffer has no alpha channel, then we are opaque
+    if (hasBufferOrSidebandStream() && isOpaqueFormat(getPixelFormat())) {
+        return true;
+    }
+
+    // Lastly consider the layer opaque if drawing a color with alpha == 1.0
+    return fillsColor() && getAlpha() == 1.0_hf;
+}
+
+bool Layer::canReceiveInput() const {
+    return !isHiddenByPolicy() && (mBufferInfo.mBuffer == nullptr || getAlpha() > 0.0f);
+}
+
+bool Layer::isVisible() const {
+    if (!hasSomethingToDraw()) {
+        return false;
+    }
+
+    if (isHiddenByPolicy()) {
+        return false;
+    }
+
+    return getAlpha() > 0.0f || hasBlur();
+}
+
+void Layer::onPostComposition(const DisplayDevice* display,
+                              const std::shared_ptr<FenceTime>& glDoneFence,
+                              const std::shared_ptr<FenceTime>& presentFence,
+                              const CompositorTiming& compositorTiming) {
+    // mFrameLatencyNeeded is true when a new frame was latched for the
+    // composition.
+    if (!mBufferInfo.mFrameLatencyNeeded) return;
+
+    for (const auto& handle : mDrawingState.callbackHandles) {
+        handle->gpuCompositionDoneFence = glDoneFence;
+        handle->compositorTiming = compositorTiming;
+    }
+
+    // Update mFrameTracker.
+    nsecs_t desiredPresentTime = mBufferInfo.mDesiredPresentTime;
+    mFrameTracker.setDesiredPresentTime(desiredPresentTime);
+
+    const int32_t layerId = getSequence();
+    mFlinger->mTimeStats->setDesiredTime(layerId, mCurrentFrameNumber, desiredPresentTime);
+
+    const auto outputLayer = findOutputLayerForDisplay(display);
+    if (outputLayer && outputLayer->requiresClientComposition()) {
+        nsecs_t clientCompositionTimestamp = outputLayer->getState().clientCompositionTimestamp;
+        mFlinger->mFrameTracer->traceTimestamp(layerId, getCurrentBufferId(), mCurrentFrameNumber,
+                                               clientCompositionTimestamp,
+                                               FrameTracer::FrameEvent::FALLBACK_COMPOSITION);
+        // Update the SurfaceFrames in the drawing state
+        if (mDrawingState.bufferSurfaceFrameTX) {
+            mDrawingState.bufferSurfaceFrameTX->setGpuComposition();
+        }
+        for (auto& [token, surfaceFrame] : mDrawingState.bufferlessSurfaceFramesTX) {
+            surfaceFrame->setGpuComposition();
+        }
+    }
+
+    std::shared_ptr<FenceTime> frameReadyFence = mBufferInfo.mFenceTime;
+    if (frameReadyFence->isValid()) {
+        mFrameTracker.setFrameReadyFence(std::move(frameReadyFence));
+    } else {
+        // There was no fence for this frame, so assume that it was ready
+        // to be presented at the desired present time.
+        mFrameTracker.setFrameReadyTime(desiredPresentTime);
+    }
+
+    if (display) {
+        const Fps refreshRate = display->refreshRateConfigs().getActiveMode()->getFps();
+        const std::optional<Fps> renderRate =
+                mFlinger->mScheduler->getFrameRateOverride(getOwnerUid());
+
+        const auto vote = frameRateToSetFrameRateVotePayload(mDrawingState.frameRate);
+        const auto gameMode = getGameMode();
+
+        if (presentFence->isValid()) {
+            mFlinger->mTimeStats->setPresentFence(layerId, mCurrentFrameNumber, presentFence,
+                                                  refreshRate, renderRate, vote, gameMode);
+            mFlinger->mFrameTracer->traceFence(layerId, getCurrentBufferId(), mCurrentFrameNumber,
+                                               presentFence,
+                                               FrameTracer::FrameEvent::PRESENT_FENCE);
+            mFrameTracker.setActualPresentFence(std::shared_ptr<FenceTime>(presentFence));
+        } else if (const auto displayId = PhysicalDisplayId::tryCast(display->getId());
+                   displayId && mFlinger->getHwComposer().isConnected(*displayId)) {
+            // The HWC doesn't support present fences, so use the refresh
+            // timestamp instead.
+            const nsecs_t actualPresentTime = display->getRefreshTimestamp();
+            mFlinger->mTimeStats->setPresentTime(layerId, mCurrentFrameNumber, actualPresentTime,
+                                                 refreshRate, renderRate, vote, gameMode);
+            mFlinger->mFrameTracer->traceTimestamp(layerId, getCurrentBufferId(),
+                                                   mCurrentFrameNumber, actualPresentTime,
+                                                   FrameTracer::FrameEvent::PRESENT_FENCE);
+            mFrameTracker.setActualPresentTime(actualPresentTime);
+        }
+    }
+
+    mFrameTracker.advanceFrame();
+    mBufferInfo.mFrameLatencyNeeded = false;
+}
+
+bool Layer::latchBuffer(bool& recomputeVisibleRegions, nsecs_t latchTime) {
+    ATRACE_FORMAT_INSTANT("latchBuffer %s - %" PRIu64, getDebugName(),
+                          getDrawingState().frameNumber);
+
+    bool refreshRequired = latchSidebandStream(recomputeVisibleRegions);
+
+    if (refreshRequired) {
+        return refreshRequired;
+    }
+
+    // If the head buffer's acquire fence hasn't signaled yet, return and
+    // try again later
+    if (!fenceHasSignaled()) {
+        ATRACE_NAME("!fenceHasSignaled()");
+        mFlinger->onLayerUpdate();
+        return false;
+    }
+
+    updateTexImage(latchTime);
+    if (mDrawingState.buffer == nullptr) {
+        return false;
+    }
+
+    // Capture the old state of the layer for comparisons later
+    BufferInfo oldBufferInfo = mBufferInfo;
+    const bool oldOpacity = isOpaque(mDrawingState);
+    mPreviousFrameNumber = mCurrentFrameNumber;
+    mCurrentFrameNumber = mDrawingState.frameNumber;
+    gatherBufferInfo();
+
+    if (oldBufferInfo.mBuffer == nullptr) {
+        // the first time we receive a buffer, we need to trigger a
+        // geometry invalidation.
+        recomputeVisibleRegions = true;
+    }
+
+    if ((mBufferInfo.mCrop != oldBufferInfo.mCrop) ||
+        (mBufferInfo.mTransform != oldBufferInfo.mTransform) ||
+        (mBufferInfo.mScaleMode != oldBufferInfo.mScaleMode) ||
+        (mBufferInfo.mTransformToDisplayInverse != oldBufferInfo.mTransformToDisplayInverse)) {
+        recomputeVisibleRegions = true;
+    }
+
+    if (oldBufferInfo.mBuffer != nullptr) {
+        uint32_t bufWidth = mBufferInfo.mBuffer->getWidth();
+        uint32_t bufHeight = mBufferInfo.mBuffer->getHeight();
+        if (bufWidth != oldBufferInfo.mBuffer->getWidth() ||
+            bufHeight != oldBufferInfo.mBuffer->getHeight()) {
+            recomputeVisibleRegions = true;
+        }
+    }
+
+    if (oldOpacity != isOpaque(mDrawingState)) {
+        recomputeVisibleRegions = true;
+    }
+
+    return true;
+}
+
+bool Layer::hasReadyFrame() const {
+    return hasFrameUpdate() || getSidebandStreamChanged() || getAutoRefresh();
+}
+
+bool Layer::isProtected() const {
+    return (mBufferInfo.mBuffer != nullptr) &&
+            (mBufferInfo.mBuffer->getUsage() & GRALLOC_USAGE_PROTECTED);
+}
+
+// As documented in libhardware header, formats in the range
+// 0x100 - 0x1FF are specific to the HAL implementation, and
+// are known to have no alpha channel
+// TODO: move definition for device-specific range into
+// hardware.h, instead of using hard-coded values here.
+#define HARDWARE_IS_DEVICE_FORMAT(f) ((f) >= 0x100 && (f) <= 0x1FF)
+
+bool Layer::isOpaqueFormat(PixelFormat format) {
+    if (HARDWARE_IS_DEVICE_FORMAT(format)) {
+        return true;
+    }
+    switch (format) {
+        case PIXEL_FORMAT_RGBA_8888:
+        case PIXEL_FORMAT_BGRA_8888:
+        case PIXEL_FORMAT_RGBA_FP16:
+        case PIXEL_FORMAT_RGBA_1010102:
+        case PIXEL_FORMAT_R_8:
+            return false;
+    }
+    // in all other case, we have no blending (also for unknown formats)
+    return true;
+}
+
+bool Layer::needsFiltering(const DisplayDevice* display) const {
+    if (!hasBufferOrSidebandStream()) {
+        return false;
+    }
+    const auto outputLayer = findOutputLayerForDisplay(display);
+    if (outputLayer == nullptr) {
+        return false;
+    }
+
+    // We need filtering if the sourceCrop rectangle size does not match the
+    // displayframe rectangle size (not a 1:1 render)
+    const auto& compositionState = outputLayer->getState();
+    const auto displayFrame = compositionState.displayFrame;
+    const auto sourceCrop = compositionState.sourceCrop;
+    return sourceCrop.getHeight() != displayFrame.getHeight() ||
+            sourceCrop.getWidth() != displayFrame.getWidth();
+}
+
+bool Layer::needsFilteringForScreenshots(const DisplayDevice* display,
+                                         const ui::Transform& inverseParentTransform) const {
+    if (!hasBufferOrSidebandStream()) {
+        return false;
+    }
+    const auto outputLayer = findOutputLayerForDisplay(display);
+    if (outputLayer == nullptr) {
+        return false;
+    }
+
+    // We need filtering if the sourceCrop rectangle size does not match the
+    // viewport rectangle size (not a 1:1 render)
+    const auto& compositionState = outputLayer->getState();
+    const ui::Transform& displayTransform = display->getTransform();
+    const ui::Transform inverseTransform = inverseParentTransform * displayTransform.inverse();
+    // Undo the transformation of the displayFrame so that we're back into
+    // layer-stack space.
+    const Rect frame = inverseTransform.transform(compositionState.displayFrame);
+    const FloatRect sourceCrop = compositionState.sourceCrop;
+
+    int32_t frameHeight = frame.getHeight();
+    int32_t frameWidth = frame.getWidth();
+    // If the display transform had a rotational component then undo the
+    // rotation so that the orientation matches the source crop.
+    if (displayTransform.getOrientation() & ui::Transform::ROT_90) {
+        std::swap(frameHeight, frameWidth);
+    }
+    return sourceCrop.getHeight() != frameHeight || sourceCrop.getWidth() != frameWidth;
+}
+
+void Layer::latchAndReleaseBuffer() {
+    if (hasReadyFrame()) {
+        bool ignored = false;
+        latchBuffer(ignored, systemTime());
+    }
+    releasePendingBuffer(systemTime());
+}
+
+PixelFormat Layer::getPixelFormat() const {
+    return mBufferInfo.mPixelFormat;
+}
+
+bool Layer::getTransformToDisplayInverse() const {
+    return mBufferInfo.mTransformToDisplayInverse;
+}
+
+Rect Layer::getBufferCrop() const {
+    // this is the crop rectangle that applies to the buffer
+    // itself (as opposed to the window)
+    if (!mBufferInfo.mCrop.isEmpty()) {
+        // if the buffer crop is defined, we use that
+        return mBufferInfo.mCrop;
+    } else if (mBufferInfo.mBuffer != nullptr) {
+        // otherwise we use the whole buffer
+        return mBufferInfo.mBuffer->getBounds();
+    } else {
+        // if we don't have a buffer yet, we use an empty/invalid crop
+        return Rect();
+    }
+}
+
+uint32_t Layer::getBufferTransform() const {
+    return mBufferInfo.mTransform;
+}
+
+ui::Dataspace Layer::getDataSpace() const {
+    return mDrawingState.dataspaceRequested ? getRequestedDataSpace() : ui::Dataspace::UNKNOWN;
+}
+
+ui::Dataspace Layer::getRequestedDataSpace() const {
+    return hasBufferOrSidebandStream() ? mBufferInfo.mDataspace : mDrawingState.dataspace;
+}
+
+ui::Dataspace Layer::translateDataspace(ui::Dataspace dataspace) {
+    ui::Dataspace updatedDataspace = dataspace;
+    // translate legacy dataspaces to modern dataspaces
+    switch (dataspace) {
+        case ui::Dataspace::SRGB:
+            updatedDataspace = ui::Dataspace::V0_SRGB;
+            break;
+        case ui::Dataspace::SRGB_LINEAR:
+            updatedDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+            break;
+        case ui::Dataspace::JFIF:
+            updatedDataspace = ui::Dataspace::V0_JFIF;
+            break;
+        case ui::Dataspace::BT601_625:
+            updatedDataspace = ui::Dataspace::V0_BT601_625;
+            break;
+        case ui::Dataspace::BT601_525:
+            updatedDataspace = ui::Dataspace::V0_BT601_525;
+            break;
+        case ui::Dataspace::BT709:
+            updatedDataspace = ui::Dataspace::V0_BT709;
+            break;
+        default:
+            break;
+    }
+
+    return updatedDataspace;
+}
+
+sp<GraphicBuffer> Layer::getBuffer() const {
+    return mBufferInfo.mBuffer ? mBufferInfo.mBuffer->getBuffer() : nullptr;
+}
+
+void Layer::getDrawingTransformMatrix(bool filteringEnabled, float outMatrix[16]) const {
+    sp<GraphicBuffer> buffer = getBuffer();
+    if (!buffer) {
+        ALOGE("Buffer should not be null!");
+        return;
+    }
+    GLConsumer::computeTransformMatrix(outMatrix, buffer->getWidth(), buffer->getHeight(),
+                                       buffer->getPixelFormat(), mBufferInfo.mCrop,
+                                       mBufferInfo.mTransform, filteringEnabled);
+}
+
+void Layer::setTransformHint(ui::Transform::RotationFlags displayTransformHint) {
+    mTransformHint = getFixedTransformHint();
+    if (mTransformHint == ui::Transform::ROT_INVALID) {
+        mTransformHint = displayTransformHint;
+    }
+}
+
+const std::shared_ptr<renderengine::ExternalTexture>& Layer::getExternalTexture() const {
+    return mBufferInfo.mBuffer;
+}
+
+bool Layer::setColor(const half3& color) {
+    if (mDrawingState.color.r == color.r && mDrawingState.color.g == color.g &&
+        mDrawingState.color.b == color.b) {
+        return false;
+    }
+
+    mDrawingState.sequence++;
+    mDrawingState.color.r = color.r;
+    mDrawingState.color.g = color.g;
+    mDrawingState.color.b = color.b;
+    mDrawingState.modified = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+bool Layer::fillsColor() const {
+    return !hasBufferOrSidebandStream() && mDrawingState.color.r >= 0.0_hf &&
+            mDrawingState.color.g >= 0.0_hf && mDrawingState.color.b >= 0.0_hf;
+}
+
+bool Layer::hasBlur() const {
+    return getBackgroundBlurRadius() > 0 || getDrawingState().blurRegions.size() > 0;
+}
+
 // ---------------------------------------------------------------------------
 
 std::ostream& operator<<(std::ostream& stream, const Layer::FrameRate& rate) {
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 946b7d0238..f6b9b0fd07 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -48,12 +48,10 @@
 #include <vector>
 
 #include "Client.h"
-#include "ClientCache.h"
-#include "DisplayHardware/ComposerHal.h"
 #include "DisplayHardware/HWComposer.h"
 #include "FrameTracker.h"
+#include "HwcSlotGenerator.h"
 #include "LayerVector.h"
-#include "RenderArea.h"
 #include "Scheduler/LayerInfo.h"
 #include "SurfaceFlinger.h"
 #include "Tracing/LayerTracing.h"
@@ -170,11 +168,9 @@ public:
         gui::WindowInfo inputInfo;
         wp<Layer> touchableRegionCrop;
 
-        // dataspace is only used by BufferStateLayer and EffectLayer
         ui::Dataspace dataspace;
         bool dataspaceRequested;
 
-        // The fields below this point are only used by BufferStateLayer
         uint64_t frameNumber;
         ui::Transform transform;
         uint32_t bufferTransform;
@@ -308,17 +304,17 @@ public:
     static void miniDumpHeader(std::string& result);
 
     // Provide unique string for each class type in the Layer hierarchy
-    virtual const char* getType() const = 0;
+    virtual const char* getType() const { return "Layer"; }
 
     // true if this layer is visible, false otherwise
-    virtual bool isVisible() const = 0;
+    virtual bool isVisible() const;
 
-    virtual sp<Layer> createClone() = 0;
+    virtual sp<Layer> createClone();
 
     // Set a 2x2 transformation matrix on the layer. This transform
     // will be applied after parent transforms, but before any final
     // producer specified transform.
-    virtual bool setMatrix(const layer_state_t::matrix22_t& matrix) = 0;
+    bool setMatrix(const layer_state_t::matrix22_t& matrix);
 
     // This second set of geometry attributes are controlled by
     // setGeometryAppliesWithResize, and their default mode is to be
@@ -328,7 +324,7 @@ public:
 
     // setPosition operates in parent buffer space (pre parent-transform) or display
     // space for top-level layers.
-    virtual bool setPosition(float x, float y) = 0;
+    bool setPosition(float x, float y);
     // Buffer space
     bool setCrop(const Rect& crop);
 
@@ -339,7 +335,7 @@ public:
     virtual bool setRelativeLayer(const sp<IBinder>& relativeToHandle, int32_t relativeZ);
 
     virtual bool setAlpha(float alpha);
-    virtual bool setColor(const half3& /*color*/) = 0;
+    bool setColor(const half3& /*color*/);
 
     // Set rounded corner radius for this layer and its children.
     //
@@ -365,28 +361,25 @@ public:
     virtual bool isColorSpaceAgnostic() const { return mDrawingState.colorSpaceAgnostic; }
     virtual bool isDimmingEnabled() const { return getDrawingState().dimmingEnabled; };
 
-    // Used only to set BufferStateLayer state
-    virtual bool setTransform(uint32_t /*transform*/) = 0;
-    virtual bool setTransformToDisplayInverse(bool /*transformToDisplayInverse*/) = 0;
-    virtual bool setBuffer(std::shared_ptr<renderengine::ExternalTexture>& /* buffer */,
-                           const BufferData& /* bufferData */, nsecs_t /* postTime */,
-                           nsecs_t /*desiredPresentTime*/, bool /*isAutoTimestamp*/,
-                           std::optional<nsecs_t> /* dequeueTime */,
-                           const FrameTimelineInfo& /*info*/) = 0;
-    virtual bool setDataspace(ui::Dataspace /*dataspace*/) = 0;
-    virtual bool setHdrMetadata(const HdrMetadata& /*hdrMetadata*/) = 0;
-    virtual bool setSurfaceDamageRegion(const Region& /*surfaceDamage*/) = 0;
-    virtual bool setApi(int32_t /*api*/) = 0;
-    virtual bool setSidebandStream(const sp<NativeHandle>& /*sidebandStream*/) = 0;
-    virtual bool setTransactionCompletedListeners(
-            const std::vector<sp<CallbackHandle>>& /*handles*/) = 0;
+    bool setTransform(uint32_t /*transform*/);
+    bool setTransformToDisplayInverse(bool /*transformToDisplayInverse*/);
+    bool setBuffer(std::shared_ptr<renderengine::ExternalTexture>& /* buffer */,
+                   const BufferData& /* bufferData */, nsecs_t /* postTime */,
+                   nsecs_t /*desiredPresentTime*/, bool /*isAutoTimestamp*/,
+                   std::optional<nsecs_t> /* dequeueTime */, const FrameTimelineInfo& /*info*/);
+    bool setDataspace(ui::Dataspace /*dataspace*/);
+    bool setHdrMetadata(const HdrMetadata& /*hdrMetadata*/);
+    bool setSurfaceDamageRegion(const Region& /*surfaceDamage*/);
+    bool setApi(int32_t /*api*/);
+    bool setSidebandStream(const sp<NativeHandle>& /*sidebandStream*/);
+    bool setTransactionCompletedListeners(const std::vector<sp<CallbackHandle>>& /*handles*/);
     virtual bool setBackgroundColor(const half3& color, float alpha, ui::Dataspace dataspace);
     virtual bool setColorSpaceAgnostic(const bool agnostic);
     virtual bool setDimmingEnabled(const bool dimmingEnabled);
     virtual bool setDefaultFrameRateCompatibility(FrameRateCompatibility compatibility);
     virtual bool setFrameRateSelectionPriority(int32_t priority);
     virtual bool setFixedTransformHint(ui::Transform::RotationFlags fixedTransformHint);
-    virtual void setAutoRefresh(bool /* autoRefresh */) = 0;
+    void setAutoRefresh(bool /* autoRefresh */);
     bool setDropInputMode(gui::DropInputMode);
 
     //  If the variable is not set on the layer, it traverses up the tree to inherit the frame
@@ -395,16 +388,17 @@ public:
     //
     virtual FrameRateCompatibility getDefaultFrameRateCompatibility() const;
     //
-    virtual ui::Dataspace getDataSpace() const = 0;
+    ui::Dataspace getDataSpace() const;
+    ui::Dataspace getRequestedDataSpace() const;
 
-    virtual sp<compositionengine::LayerFE> getCompositionEngineLayerFE() const = 0;
-    virtual compositionengine::LayerFECompositionState* editCompositionState() = 0;
+    virtual sp<compositionengine::LayerFE> getCompositionEngineLayerFE() const;
+    compositionengine::LayerFECompositionState* editCompositionState();
 
     // If we have received a new buffer this frame, we will pass its surface
     // damage down to hardware composer. Otherwise, we must send a region with
     // one empty rect.
-    virtual void useSurfaceDamage() {}
-    virtual void useEmptyDamage() {}
+    void useSurfaceDamage();
+    void useEmptyDamage();
     Region getVisibleRegion(const DisplayDevice*) const;
 
     /*
@@ -414,18 +408,18 @@ public:
      * pixel format includes an alpha channel) and the "opaque" flag set
      * on the layer.  It does not examine the current plane alpha value.
      */
-    virtual bool isOpaque(const Layer::State&) const = 0;
+    bool isOpaque(const Layer::State&) const;
 
     /*
      * Returns whether this layer can receive input.
      */
-    virtual bool canReceiveInput() const = 0;
+    bool canReceiveInput() const;
 
     /*
      * isProtected - true if the layer may contain protected contents in the
      * GRALLOC_USAGE_PROTECTED sense.
      */
-    virtual bool isProtected() const = 0;
+    bool isProtected() const;
 
     /*
      * isFixedSize - true if content has a fixed size
@@ -435,7 +429,7 @@ public:
     /*
      * usesSourceCrop - true if content should use a source crop
      */
-    virtual bool usesSourceCrop() const = 0;
+    bool usesSourceCrop() const { return hasBufferOrSidebandStream(); }
 
     // Most layers aren't created from the main thread, and therefore need to
     // grab the SF state lock to access HWC, but ContainerLayer does, so we need
@@ -443,9 +437,11 @@ public:
     virtual bool isCreatedFromMainThread() const { return false; }
 
     ui::Transform getActiveTransform(const Layer::State& s) const { return s.transform; }
-    virtual Region getActiveTransparentRegion(const Layer::State& s) const = 0;
+    Region getActiveTransparentRegion(const Layer::State& s) const {
+        return s.transparentRegionHint;
+    }
     Rect getCrop(const Layer::State& s) const { return s.crop; }
-    virtual bool needsFiltering(const DisplayDevice*) const = 0;
+    bool needsFiltering(const DisplayDevice*) const;
 
     // True if this layer requires filtering
     // This method is distinct from needsFiltering() in how the filter
@@ -456,23 +452,25 @@ public:
     // different.
     // If the parent transform needs to be undone when capturing the layer, then
     // the inverse parent transform is also required.
-    virtual bool needsFilteringForScreenshots(const DisplayDevice*, const ui::Transform&) const = 0;
+    bool needsFilteringForScreenshots(const DisplayDevice*, const ui::Transform&) const;
 
-    virtual void updateCloneBufferInfo(){};
+    // from graphics API
+    ui::Dataspace translateDataspace(ui::Dataspace dataspace);
+    void updateCloneBufferInfo();
+    uint64_t mPreviousFrameNumber = 0;
 
-    virtual bool isHdrY410() const = 0;
+    bool isHdrY410() const;
 
     /*
      * called after composition.
      * returns true if the layer latched a new buffer this frame.
      */
-    virtual void onPostComposition(const DisplayDevice*,
-                                   const std::shared_ptr<FenceTime>& /*glDoneFence*/,
-                                   const std::shared_ptr<FenceTime>& /*presentFence*/,
-                                   const CompositorTiming&) = 0;
+    void onPostComposition(const DisplayDevice*, const std::shared_ptr<FenceTime>& /*glDoneFence*/,
+                           const std::shared_ptr<FenceTime>& /*presentFence*/,
+                           const CompositorTiming&);
 
     // If a buffer was replaced this frame, release the former buffer
-    virtual void releasePendingBuffer(nsecs_t /*dequeueReadyTime*/) = 0;
+    void releasePendingBuffer(nsecs_t /*dequeueReadyTime*/);
 
     /*
      * latchBuffer - called each time the screen is redrawn and returns whether
@@ -480,48 +478,55 @@ public:
      * operation, so this should be set only if needed). Typically this is used
      * to figure out if the content or size of a surface has changed.
      */
-    virtual bool latchBuffer(bool& /*recomputeVisibleRegions*/, nsecs_t /*latchTime*/) = 0;
+    bool latchBuffer(bool& /*recomputeVisibleRegions*/, nsecs_t /*latchTime*/);
 
-    virtual void latchAndReleaseBuffer() = 0;
+    /*
+     * Calls latchBuffer if the buffer has a frame queued and then releases the buffer.
+     * This is used if the buffer is just latched and releases to free up the buffer
+     * and will not be shown on screen.
+     * Should only be called on the main thread.
+     */
+    void latchAndReleaseBuffer();
 
     /*
      * returns the rectangle that crops the content of the layer and scales it
      * to the layer's size.
      */
-    virtual Rect getBufferCrop() const = 0;
+    Rect getBufferCrop() const;
 
     /*
      * Returns the transform applied to the buffer.
      */
-    virtual uint32_t getBufferTransform() const = 0;
+    uint32_t getBufferTransform() const;
 
-    virtual sp<GraphicBuffer> getBuffer() const = 0;
-    virtual const std::shared_ptr<renderengine::ExternalTexture>& getExternalTexture() const = 0;
+    sp<GraphicBuffer> getBuffer() const;
+    const std::shared_ptr<renderengine::ExternalTexture>& getExternalTexture() const;
 
-    virtual ui::Transform::RotationFlags getTransformHint() const = 0;
+    ui::Transform::RotationFlags getTransformHint() const { return mTransformHint; }
 
     /*
      * Returns if a frame is ready
      */
-    virtual bool hasReadyFrame() const = 0;
+    bool hasReadyFrame() const;
 
     virtual int32_t getQueuedFrameCount() const { return 0; }
 
     /**
      * Returns active buffer size in the correct orientation. Buffer size is determined by undoing
-     * any buffer transformations. If the layer has no buffer then return INVALID_RECT.
+     * any buffer transformations. Returns Rect::INVALID_RECT if the layer has no buffer or the
+     * layer does not have a display frame and its parent is not bounded.
      */
-    virtual Rect getBufferSize(const Layer::State&) const = 0;
+    Rect getBufferSize(const Layer::State&) const;
 
     /**
      * Returns the source bounds. If the bounds are not defined, it is inferred from the
      * buffer size. Failing that, the bounds are determined from the passed in parent bounds.
      * For the root layer, this is the display viewport size.
      */
-    virtual FloatRect computeSourceBounds(const FloatRect& parentBounds) const = 0;
+    FloatRect computeSourceBounds(const FloatRect& parentBounds) const;
     virtual FrameRate getFrameRateForLayerTree() const;
 
-    virtual bool getTransformToDisplayInverse() const = 0;
+    bool getTransformToDisplayInverse() const;
 
     // Returns how rounded corners should be drawn for this layer.
     // A layer can override its parent's rounded corner settings if the parent's rounded
@@ -530,26 +535,51 @@ public:
 
     bool hasRoundedCorners() const override { return getRoundedCornerState().hasRoundedCorners(); }
 
-    virtual PixelFormat getPixelFormat() const { return PIXEL_FORMAT_NONE; }
+    PixelFormat getPixelFormat() const;
     /**
-     * Return whether this layer needs an input info. For most layer types
-     * this is only true if they explicitly set an input-info but BufferLayer
-     * overrides this so we can generate input-info for Buffered layers that don't
-     * have them (for input occlusion detection checks).
+     * Return whether this layer needs an input info. We generate InputWindowHandles for all
+     * non-cursor buffered layers regardless of whether they have an InputChannel. This is to enable
+     * the InputDispatcher to do PID based occlusion detection.
      */
-    virtual bool needsInputInfo() const = 0;
+    bool needsInputInfo() const {
+        return (hasInputInfo() || hasBufferOrSidebandStream()) && !mPotentialCursor;
+    }
 
     // Implements RefBase.
     void onFirstRef() override;
 
+    struct BufferInfo {
+        nsecs_t mDesiredPresentTime;
+        std::shared_ptr<FenceTime> mFenceTime;
+        sp<Fence> mFence;
+        uint32_t mTransform{0};
+        ui::Dataspace mDataspace{ui::Dataspace::UNKNOWN};
+        Rect mCrop;
+        uint32_t mScaleMode{NATIVE_WINDOW_SCALING_MODE_FREEZE};
+        Region mSurfaceDamage;
+        HdrMetadata mHdrMetadata;
+        int mApi;
+        PixelFormat mPixelFormat{PIXEL_FORMAT_NONE};
+        bool mTransformToDisplayInverse{false};
+
+        std::shared_ptr<renderengine::ExternalTexture> mBuffer;
+        uint64_t mFrameNumber;
+        int mBufferSlot{BufferQueue::INVALID_BUFFER_SLOT};
+
+        bool mFrameLatencyNeeded{false};
+    };
+
+    BufferInfo mBufferInfo;
+
     // implements compositionengine::LayerFE
-    virtual const compositionengine::LayerFECompositionState* getCompositionState() const = 0;
-    virtual bool onPreComposition(nsecs_t) = 0;
+    const compositionengine::LayerFECompositionState* getCompositionState() const;
+    bool fenceHasSignaled() const;
+    bool onPreComposition(nsecs_t);
     void prepareCompositionState(compositionengine::LayerFE::StateSubset subset) override;
 
     std::optional<compositionengine::LayerFE::LayerSettings> prepareClientComposition(
             compositionengine::LayerFE::ClientCompositionTargetSettings&) const override;
-    virtual void onLayerDisplayed(ftl::SharedFuture<FenceResult>) = 0;
+    void onLayerDisplayed(ftl::SharedFuture<FenceResult>);
 
     void setWasClientComposed(const sp<Fence>& fence) override {
         mLastClientCompositionFence = fence;
@@ -827,13 +857,17 @@ public:
     float getBorderWidth();
     const half4& getBorderColor();
 
-    virtual bool setBufferCrop(const Rect& /* bufferCrop */) = 0;
-    virtual bool setDestinationFrame(const Rect& /* destinationFrame */) = 0;
-    virtual std::atomic<int32_t>* getPendingBufferCounter() = 0;
-    virtual std::string getPendingBufferCounterName() = 0;
-    virtual bool updateGeometry() = 0;
+    bool setBufferCrop(const Rect& /* bufferCrop */);
+    bool setDestinationFrame(const Rect& /* destinationFrame */);
+    // See mPendingBufferTransactions
+    void decrementPendingBufferCount();
+    std::atomic<int32_t>* getPendingBufferCounter() { return &mPendingBufferTransactions; }
+    std::string getPendingBufferCounterName() { return mBlastTransactionName; }
+    bool updateGeometry();
+
+    bool simpleBufferUpdate(const layer_state_t&) const;
 
-    virtual bool simpleBufferUpdate(const layer_state_t&) const = 0;
+    static bool isOpaqueFormat(PixelFormat format);
 
 protected:
     friend class impl::SurfaceInterceptor;
@@ -847,9 +881,12 @@ protected:
     friend class TransactionSurfaceFrameTest;
 
     virtual void setInitialValuesForClone(const sp<Layer>& clonedFrom);
-    virtual void preparePerFrameCompositionState();
+    void preparePerFrameCompositionState();
+    void preparePerFrameBufferCompositionState();
+    void preparePerFrameEffectsCompositionState();
     virtual void commitTransaction(State& stateToCommit);
-    virtual void onSurfaceFrameCreated(const std::shared_ptr<frametimeline::SurfaceFrame>&) {}
+    void gatherBufferInfo();
+    void onSurfaceFrameCreated(const std::shared_ptr<frametimeline::SurfaceFrame>&);
 
     sp<compositionengine::LayerFE> asLayerFE() const;
     sp<Layer> getClonedFrom() { return mClonedFrom != nullptr ? mClonedFrom.promote() : nullptr; }
@@ -888,7 +925,7 @@ protected:
     compositionengine::OutputLayer* findOutputLayerForDisplay(const DisplayDevice*) const;
     bool usingRelativeZ(LayerVector::StateSet) const;
 
-    virtual ui::Transform getInputTransform() const = 0;
+    virtual ui::Transform getInputTransform() const;
     /**
      * Get the bounds in layer space within which this layer can receive input.
      *
@@ -902,7 +939,7 @@ protected:
      * "replaceTouchableRegionWithCrop" is specified. In this case, the layer will receive input
      * in this layer's space, regardless of the specified crop layer.
      */
-    virtual Rect getInputBounds() const = 0;
+    Rect getInputBounds() const;
 
     // constant
     sp<SurfaceFlinger> mFlinger;
@@ -973,7 +1010,14 @@ protected:
     sp<Fence> mLastClientCompositionFence;
     bool mClearClientCompositionFenceOnLayerDisplayed = false;
 private:
-    virtual void setTransformHint(ui::Transform::RotationFlags) = 0;
+    friend class SlotGenerationTest;
+    friend class TransactionFrameTracerTest;
+    friend class TransactionSurfaceFrameTest;
+
+    bool getAutoRefresh() const { return mDrawingState.autoRefresh; }
+    bool getSidebandStreamChanged() const { return mSidebandStreamChanged; }
+
+    std::atomic<bool> mSidebandStreamChanged{false};
 
     // Returns true if the layer can draw shadows on its border.
     virtual bool canDrawShadows() const { return true; }
@@ -1018,6 +1062,52 @@ private:
     // Fills in the frame and transform info for the gui::WindowInfo.
     void fillInputFrameInfo(gui::WindowInfo&, const ui::Transform& screenToDisplay);
 
+    // Computes the transform matrix using the setFilteringEnabled to determine whether the
+    // transform matrix should be computed for use with bilinear filtering.
+    void getDrawingTransformMatrix(bool filteringEnabled, float outMatrix[16]) const;
+
+    inline void tracePendingBufferCount(int32_t pendingBuffers);
+
+    // Latch sideband stream and returns true if the dirty region should be updated.
+    bool latchSidebandStream(bool& recomputeVisibleRegions);
+
+    bool hasFrameUpdate() const;
+
+    void updateTexImage(nsecs_t latchTime);
+
+    // Crop that applies to the buffer
+    Rect computeBufferCrop(const State& s);
+
+    bool willPresentCurrentTransaction() const;
+
+    // Returns true if the transformed buffer size does not match the layer size and we need
+    // to apply filtering.
+    bool bufferNeedsFiltering() const;
+
+    void callReleaseBufferCallback(const sp<ITransactionCompletedListener>& listener,
+                                   const sp<GraphicBuffer>& buffer, uint64_t framenumber,
+                                   const sp<Fence>& releaseFence,
+                                   uint32_t currentMaxAcquiredBufferCount);
+
+    std::optional<compositionengine::LayerFE::LayerSettings> prepareClientCompositionInternal(
+            compositionengine::LayerFE::ClientCompositionTargetSettings&) const;
+    // Returns true if there is a valid color to fill.
+    bool fillsColor() const;
+    // Returns true if this layer has a blur value.
+    bool hasBlur() const;
+    bool hasEffect() const { return fillsColor() || drawShadows() || hasBlur(); }
+    bool hasBufferOrSidebandStream() const {
+        return ((mSidebandStream != nullptr) || (mBufferInfo.mBuffer != nullptr));
+    }
+
+    bool hasSomethingToDraw() const { return hasEffect() || hasBufferOrSidebandStream(); }
+    void prepareBufferStateClientComposition(
+            compositionengine::LayerFE::LayerSettings&,
+            compositionengine::LayerFE::ClientCompositionTargetSettings&) const;
+    void prepareEffectsClientComposition(
+            compositionengine::LayerFE::LayerSettings&,
+            compositionengine::LayerFE::ClientCompositionTargetSettings&) const;
+
     // Cached properties computed from drawing state
     // Effective transform taking into account parent transforms and any parent scaling, which is
     // a transform from the current layer coordinate space to display(screen) coordinate space.
@@ -1067,6 +1157,49 @@ private:
     bool mBorderEnabled = false;
     float mBorderWidth;
     half4 mBorderColor;
+
+    void setTransformHint(ui::Transform::RotationFlags);
+
+    const uint32_t mTextureName;
+
+    // Transform hint provided to the producer. This must be accessed holding
+    // the mStateLock.
+    ui::Transform::RotationFlags mTransformHint = ui::Transform::ROT_0;
+
+    std::unique_ptr<compositionengine::LayerFECompositionState> mCompositionState;
+
+    ReleaseCallbackId mPreviousReleaseCallbackId = ReleaseCallbackId::INVALID_ID;
+    uint64_t mPreviousReleasedFrameNumber = 0;
+
+    uint64_t mPreviousBarrierFrameNumber = 0;
+
+    bool mReleasePreviousBuffer = false;
+
+    // Stores the last set acquire fence signal time used to populate the callback handle's acquire
+    // time.
+    std::variant<nsecs_t, sp<Fence>> mCallbackHandleAcquireTimeOrFence = -1;
+
+    std::deque<std::shared_ptr<android::frametimeline::SurfaceFrame>> mPendingJankClassifications;
+    // An upper bound on the number of SurfaceFrames in the pending classifications deque.
+    static constexpr int kPendingClassificationMaxSurfaceFrames = 25;
+
+    const std::string mBlastTransactionName{"BufferTX - " + mName};
+    // This integer is incremented everytime a buffer arrives at the server for this layer,
+    // and decremented when a buffer is dropped or latched. When changed the integer is exported
+    // to systrace with ATRACE_INT and mBlastTransactionName. This way when debugging perf it is
+    // possible to see when a buffer arrived at the server, and in which frame it latched.
+    //
+    // You can understand the trace this way:
+    //     - If the integer increases, a buffer arrived at the server.
+    //     - If the integer decreases in latchBuffer, that buffer was latched
+    //     - If the integer decreases in setBuffer or doTransaction, a buffer was dropped
+    std::atomic<int32_t> mPendingBufferTransactions{0};
+
+    // Contains requested position and matrix updates. This will be applied if the client does
+    // not specify a destination frame.
+    ui::Transform mRequestedTransform;
+
+    sp<HwcSlotGenerator> mHwcSlotGenerator;
 };
 
 std::ostream& operator<<(std::ostream& stream, const Layer::FrameRate& rate);
diff --git a/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp b/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp
index 5c96f35ae7..15a791e4d6 100644
--- a/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp
+++ b/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp
@@ -34,6 +34,7 @@
 #include "SurfaceInterceptor.h"
 
 #include "DisplayHardware/ComposerHal.h"
+#include "FrameTimeline/FrameTimeline.h"
 #include "Scheduler/Scheduler.h"
 #include "Scheduler/VsyncConfiguration.h"
 #include "Scheduler/VsyncController.h"
diff --git a/services/surfaceflinger/fuzzer/surfaceflinger_scheduler_fuzzer.h b/services/surfaceflinger/fuzzer/surfaceflinger_scheduler_fuzzer.h
index 2c62b286ef..1a49ead275 100644
--- a/services/surfaceflinger/fuzzer/surfaceflinger_scheduler_fuzzer.h
+++ b/services/surfaceflinger/fuzzer/surfaceflinger_scheduler_fuzzer.h
@@ -24,8 +24,8 @@
 
 #include <scheduler/TimeKeeper.h>
 
-#include "BufferStateLayer.h"
 #include "Clock.h"
+#include "Layer.h"
 #include "Scheduler/EventThread.h"
 #include "Scheduler/RefreshRateConfigs.h"
 #include "Scheduler/Scheduler.h"
@@ -66,10 +66,10 @@ private:
     std::chrono::steady_clock::time_point mNow;
 };
 
-class FuzzImplLayer : public BufferStateLayer {
+class FuzzImplLayer : public Layer {
 public:
     FuzzImplLayer(SurfaceFlinger* flinger, std::string name)
-          : BufferStateLayer(LayerCreationArgs(flinger, nullptr, std::move(name), 0, {})) {}
+          : Layer(LayerCreationArgs(flinger, nullptr, std::move(name), 0, {})) {}
     explicit FuzzImplLayer(SurfaceFlinger* flinger) : FuzzImplLayer(flinger, "FuzzLayer") {}
 
     const char* getType() const override { return ""; }