SF: Merge BufferStateLayer into Layer
Test: go/wm-smoke
Bug: 238781169
Change-Id: I1521ffa6995ce41a04a664ff65516431aead4dca
diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 6626451..5e9fe65 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -141,7 +141,6 @@
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 b939752..0000000
--- 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 6ef2b19..e53e1c1 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 930ae72..b692720 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 @@
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 @@
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 @@
}
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 @@
// 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 @@
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 @@
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 @@
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 @@
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 @@
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 946b7d0..f6b9b0f 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 @@
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 @@
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 @@
// 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 @@
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 @@
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 @@
//
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 @@
* 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 @@
/*
* 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 @@
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 @@
// 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 @@
* 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 @@
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 @@
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();
- virtual bool simpleBufferUpdate(const layer_state_t&) const = 0;
+ bool simpleBufferUpdate(const layer_state_t&) const;
+
+ static bool isOpaqueFormat(PixelFormat format);
protected:
friend class impl::SurfaceInterceptor;
@@ -847,9 +881,12 @@
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 @@
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 @@
* "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 @@
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 @@
// 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 @@
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 5c96f35..15a791e 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 2c62b28..1a49ead 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 @@
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 ""; }