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2994 lines
102 KiB
2994 lines
102 KiB
/* |
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* Copyright (C) 2014 MediaTek Inc. |
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* Modification based on code covered by the mentioned copyright |
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* and/or permission notice(s). |
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*/ |
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/* |
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* Copyright (C) 2007 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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|
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//#define LOG_NDEBUG 0 |
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#undef LOG_TAG |
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#define LOG_TAG "Layer" |
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#define ATRACE_TAG ATRACE_TAG_GRAPHICS |
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|
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#include <stdlib.h> |
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#include <stdint.h> |
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#include <sys/types.h> |
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#include <math.h> |
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#include <cutils/compiler.h> |
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#include <cutils/native_handle.h> |
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#include <cutils/properties.h> |
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#include <utils/Errors.h> |
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#include <utils/Log.h> |
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#include <utils/NativeHandle.h> |
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#include <utils/StopWatch.h> |
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#include <utils/Trace.h> |
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#include <ui/DebugUtils.h> |
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#include <ui/GraphicBuffer.h> |
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#include <ui/PixelFormat.h> |
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#include <gui/BufferItem.h> |
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#include <gui/BufferQueue.h> |
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#include <gui/Surface.h> |
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#include "clz.h" |
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#include "Colorizer.h" |
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#include "DisplayDevice.h" |
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#include "Layer.h" |
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#include "LayerRejecter.h" |
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#include "MonitoredProducer.h" |
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#include "SurfaceFlinger.h" |
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#include "DisplayHardware/HWComposer.h" |
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#include "RenderEngine/RenderEngine.h" |
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#include <mutex> |
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#ifdef MTK_SF_DEBUG_SUPPORT |
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#include <cutils/log.h> |
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#endif |
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#ifdef MTK_DISPLAY_DEJITTER |
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#include <gui/mediatek/DispDeJitterHelper.h> |
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#endif |
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#define DEBUG_RESIZE 0 |
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namespace android { |
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// --------------------------------------------------------------------------- |
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#ifdef MTK_SF_DEBUG_SUPPORT |
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#define LAYER_ATRACE_BUFFER(x, ...) \ |
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if (ATRACE_ENABLED()) { \ |
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char ___traceBuf[256]; \ |
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snprintf(___traceBuf, sizeof(___traceBuf), x, ##__VA_ARGS__); \ |
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android::ScopedTrace ___bufTracer(ATRACE_TAG, ___traceBuf); \ |
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} |
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#endif |
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int32_t Layer::sSequence = 1; |
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Layer::Layer(SurfaceFlinger* flinger, const sp<Client>& client, |
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const String8& name, uint32_t w, uint32_t h, uint32_t flags) |
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: contentDirty(false), |
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sequence(uint32_t(android_atomic_inc(&sSequence))), |
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mFlinger(flinger), |
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mTextureName(-1U), |
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mPremultipliedAlpha(true), |
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mName("unnamed"), |
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mFormat(PIXEL_FORMAT_NONE), |
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mTransactionFlags(0), |
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mPendingStateMutex(), |
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mPendingStates(), |
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mQueuedFrames(0), |
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mSidebandStreamChanged(false), |
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mActiveBufferSlot(BufferQueue::INVALID_BUFFER_SLOT), |
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mCurrentTransform(0), |
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mCurrentScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), |
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mOverrideScalingMode(-1), |
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mCurrentOpacity(true), |
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mBufferLatched(false), |
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mCurrentFrameNumber(0), |
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mPreviousFrameNumber(0), |
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mRefreshPending(false), |
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mFrameLatencyNeeded(false), |
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mFiltering(false), |
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mNeedsFiltering(false), |
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mMesh(Mesh::TRIANGLE_FAN, 4, 2, 2), |
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#ifndef USE_HWC2 |
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mIsGlesComposition(false), |
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#endif |
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#ifdef MTK_SF_DEBUG_SUPPORT |
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mDestroyCalled(false), |
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#endif |
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mProtectedByApp(false), |
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mHasSurface(false), |
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mClientRef(client), |
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mPotentialCursor(false), |
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mQueueItemLock(), |
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mQueueItemCondition(), |
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mQueueItems(), |
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mLastFrameNumberReceived(0), |
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mUpdateTexImageFailed(false), |
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mAutoRefresh(false), |
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mFreezeGeometryUpdates(false) |
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{ |
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#ifdef USE_HWC2 |
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ALOGV("Creating Layer %s", name.string()); |
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#endif |
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mCurrentCrop.makeInvalid(); |
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mFlinger->getRenderEngine().genTextures(1, &mTextureName); |
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mTexture.init(Texture::TEXTURE_EXTERNAL, mTextureName); |
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uint32_t layerFlags = 0; |
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if (flags & ISurfaceComposerClient::eHidden) |
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layerFlags |= layer_state_t::eLayerHidden; |
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if (flags & ISurfaceComposerClient::eOpaque) |
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layerFlags |= layer_state_t::eLayerOpaque; |
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if (flags & ISurfaceComposerClient::eSecure) |
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layerFlags |= layer_state_t::eLayerSecure; |
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if (flags & ISurfaceComposerClient::eNonPremultiplied) |
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mPremultipliedAlpha = false; |
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mName = name; |
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mTransactionName = String8("TX - ") + mName; |
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#ifdef MTK_IG_IMPROVEMENT |
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if (mName.find("com.instagram.android/com.instagram.modal.TransparentModalActivity") == 0) { |
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layerFlags |= layer_state_t::eLayerOpaque; |
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} |
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#endif |
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mCurrentState.active.w = w; |
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mCurrentState.active.h = h; |
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mCurrentState.active.transform.set(0, 0); |
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mCurrentState.crop.makeInvalid(); |
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mCurrentState.finalCrop.makeInvalid(); |
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mCurrentState.requestedFinalCrop = mCurrentState.finalCrop; |
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mCurrentState.requestedCrop = mCurrentState.crop; |
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mCurrentState.z = 0; |
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#ifdef USE_HWC2 |
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mCurrentState.alpha = 1.0f; |
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#else |
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mCurrentState.alpha = 0xFF; |
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#endif |
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mCurrentState.layerStack = 0; |
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mCurrentState.flags = layerFlags; |
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mCurrentState.sequence = 0; |
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mCurrentState.requested = mCurrentState.active; |
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mCurrentState.dataSpace = HAL_DATASPACE_UNKNOWN; |
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mCurrentState.appId = 0; |
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mCurrentState.type = 0; |
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// drawing state & current state are identical |
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mDrawingState = mCurrentState; |
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#ifdef USE_HWC2 |
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const auto& hwc = flinger->getHwComposer(); |
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const auto& activeConfig = hwc.getActiveConfig(HWC_DISPLAY_PRIMARY); |
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nsecs_t displayPeriod = activeConfig->getVsyncPeriod(); |
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#else |
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nsecs_t displayPeriod = |
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flinger->getHwComposer().getRefreshPeriod(HWC_DISPLAY_PRIMARY); |
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#endif |
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mFrameTracker.setDisplayRefreshPeriod(displayPeriod); |
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CompositorTiming compositorTiming; |
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flinger->getCompositorTiming(&compositorTiming); |
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mFrameEventHistory.initializeCompositorTiming(compositorTiming); |
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#ifdef MTK_DISPLAY_DEJITTER |
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mDispDeJitter = DispDeJitterHelper::getInstance().createDispDeJitter(); |
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#endif |
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} |
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void Layer::onFirstRef() { |
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// Creates a custom BufferQueue for SurfaceFlingerConsumer to use |
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sp<IGraphicBufferProducer> producer; |
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sp<IGraphicBufferConsumer> consumer; |
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BufferQueue::createBufferQueue(&producer, &consumer, true); |
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mProducer = new MonitoredProducer(producer, mFlinger, this); |
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mSurfaceFlingerConsumer = new SurfaceFlingerConsumer(consumer, mTextureName, this); |
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mSurfaceFlingerConsumer->setConsumerUsageBits(getEffectiveUsage(0)); |
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mSurfaceFlingerConsumer->setContentsChangedListener(this); |
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mSurfaceFlingerConsumer->setName(mName); |
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if (mFlinger->isLayerTripleBufferingDisabled()) { |
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mProducer->setMaxDequeuedBufferCount(2); |
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} |
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const sp<const DisplayDevice> hw(mFlinger->getDefaultDisplayDevice()); |
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updateTransformHint(hw); |
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} |
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Layer::~Layer() { |
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sp<Client> c(mClientRef.promote()); |
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if (c != 0) { |
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c->detachLayer(this); |
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} |
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for (auto& point : mRemoteSyncPoints) { |
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point->setTransactionApplied(); |
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} |
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for (auto& point : mLocalSyncPoints) { |
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point->setFrameAvailable(); |
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} |
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mFlinger->deleteTextureAsync(mTextureName); |
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mFrameTracker.logAndResetStats(mName); |
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#ifdef USE_HWC2 |
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if (!mHwcLayers.empty()) { |
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ALOGE("Found stale hardware composer layers when destroying " |
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"surface flinger layer %s", mName.string()); |
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destroyAllHwcLayers(); |
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} |
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#endif |
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#ifdef MTK_DISPLAY_DEJITTER |
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DispDeJitterHelper::getInstance().destroyDispDeJitter(mDispDeJitter); |
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#endif |
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} |
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// --------------------------------------------------------------------------- |
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// callbacks |
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// --------------------------------------------------------------------------- |
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#ifdef USE_HWC2 |
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void Layer::onLayerDisplayed(const sp<Fence>& releaseFence) { |
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if (mHwcLayers.empty()) { |
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return; |
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} |
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mSurfaceFlingerConsumer->setReleaseFence(releaseFence); |
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} |
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#else |
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void Layer::onLayerDisplayed(const sp<const DisplayDevice>& /* hw */, |
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HWComposer::HWCLayerInterface* layer) { |
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if (layer) { |
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layer->onDisplayed(); |
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mSurfaceFlingerConsumer->setReleaseFence(layer->getAndResetReleaseFence()); |
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} |
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} |
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#endif |
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void Layer::onFrameAvailable(const BufferItem& item) { |
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// Add this buffer from our internal queue tracker |
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{ // Autolock scope |
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Mutex::Autolock lock(mQueueItemLock); |
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mFlinger->mInterceptor.saveBufferUpdate(this, item.mGraphicBuffer->getWidth(), |
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item.mGraphicBuffer->getHeight(), item.mFrameNumber); |
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// Reset the frame number tracker when we receive the first buffer after |
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// a frame number reset |
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if (item.mFrameNumber == 1) { |
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mLastFrameNumberReceived = 0; |
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} |
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// Ensure that callbacks are handled in order |
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while (item.mFrameNumber != mLastFrameNumberReceived + 1) { |
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status_t result = mQueueItemCondition.waitRelative(mQueueItemLock, |
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ms2ns(500)); |
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if (result != NO_ERROR) { |
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ALOGE("[%s] Timed out waiting on callback", mName.string()); |
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} |
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} |
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mQueueItems.push_back(item); |
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android_atomic_inc(&mQueuedFrames); |
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// Wake up any pending callbacks |
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mLastFrameNumberReceived = item.mFrameNumber; |
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mQueueItemCondition.broadcast(); |
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} |
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mFlinger->signalLayerUpdate(); |
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} |
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void Layer::onFrameReplaced(const BufferItem& item) { |
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{ // Autolock scope |
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Mutex::Autolock lock(mQueueItemLock); |
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// Ensure that callbacks are handled in order |
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while (item.mFrameNumber != mLastFrameNumberReceived + 1) { |
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status_t result = mQueueItemCondition.waitRelative(mQueueItemLock, |
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ms2ns(500)); |
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if (result != NO_ERROR) { |
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ALOGE("[%s] Timed out waiting on callback", mName.string()); |
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} |
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} |
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if (mQueueItems.empty()) { |
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ALOGE("Can't replace a frame on an empty queue"); |
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return; |
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} |
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mQueueItems.editItemAt(mQueueItems.size() - 1) = item; |
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// Wake up any pending callbacks |
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mLastFrameNumberReceived = item.mFrameNumber; |
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mQueueItemCondition.broadcast(); |
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} |
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} |
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void Layer::onSidebandStreamChanged() { |
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if (android_atomic_release_cas(false, true, &mSidebandStreamChanged) == 0) { |
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// mSidebandStreamChanged was false |
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mFlinger->signalLayerUpdate(); |
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} |
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} |
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void Layer::onRemovedFromCurrentState() { |
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// the layer is removed from SF mCurrentState to mLayersPendingRemoval |
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if (mCurrentState.zOrderRelativeOf != nullptr) { |
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sp<Layer> strongRelative = mCurrentState.zOrderRelativeOf.promote(); |
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if (strongRelative != nullptr) { |
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strongRelative->removeZOrderRelative(this); |
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mFlinger->setTransactionFlags(eTraversalNeeded); |
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} |
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mCurrentState.zOrderRelativeOf = nullptr; |
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} |
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for (const auto& child : mCurrentChildren) { |
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child->onRemovedFromCurrentState(); |
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} |
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} |
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void Layer::onRemoved() { |
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// the layer is removed from SF mLayersPendingRemoval |
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mSurfaceFlingerConsumer->abandon(); |
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#ifdef USE_HWC2 |
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destroyAllHwcLayers(); |
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#endif |
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for (const auto& child : mCurrentChildren) { |
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child->onRemoved(); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// set-up |
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// --------------------------------------------------------------------------- |
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const String8& Layer::getName() const { |
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return mName; |
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} |
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status_t Layer::setBuffers( uint32_t w, uint32_t h, |
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PixelFormat format, uint32_t flags) |
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{ |
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uint32_t const maxSurfaceDims = min( |
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mFlinger->getMaxTextureSize(), mFlinger->getMaxViewportDims()); |
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|
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// never allow a surface larger than what our underlying GL implementation |
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// can handle. |
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if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) { |
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ALOGE("dimensions too large %u x %u", uint32_t(w), uint32_t(h)); |
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return BAD_VALUE; |
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} |
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mFormat = format; |
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mPotentialCursor = (flags & ISurfaceComposerClient::eCursorWindow) ? true : false; |
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mProtectedByApp = (flags & ISurfaceComposerClient::eProtectedByApp) ? true : false; |
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mCurrentOpacity = getOpacityForFormat(format); |
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mSurfaceFlingerConsumer->setDefaultBufferSize(w, h); |
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mSurfaceFlingerConsumer->setDefaultBufferFormat(format); |
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mSurfaceFlingerConsumer->setConsumerUsageBits(getEffectiveUsage(0)); |
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return NO_ERROR; |
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} |
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sp<IBinder> Layer::getHandle() { |
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Mutex::Autolock _l(mLock); |
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LOG_ALWAYS_FATAL_IF(mHasSurface, |
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"Layer::getHandle() has already been called"); |
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mHasSurface = true; |
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return new Handle(mFlinger, this); |
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} |
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sp<IGraphicBufferProducer> Layer::getProducer() const { |
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return mProducer; |
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} |
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// --------------------------------------------------------------------------- |
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// h/w composer set-up |
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// --------------------------------------------------------------------------- |
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#ifdef USE_HWC2 |
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bool Layer::createHwcLayer(HWComposer* hwc, int32_t hwcId) { |
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LOG_ALWAYS_FATAL_IF(mHwcLayers.count(hwcId) != 0, |
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"Already have a layer for hwcId %d", hwcId); |
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HWC2::Layer* layer = hwc->createLayer(hwcId); |
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if (!layer) { |
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return false; |
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} |
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HWCInfo& hwcInfo = mHwcLayers[hwcId]; |
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hwcInfo.hwc = hwc; |
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hwcInfo.layer = layer; |
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layer->setLayerDestroyedListener( |
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[this, hwcId] (HWC2::Layer* /*layer*/){mHwcLayers.erase(hwcId);}); |
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return true; |
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} |
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void Layer::destroyHwcLayer(int32_t hwcId) { |
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if (mHwcLayers.count(hwcId) == 0) { |
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return; |
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} |
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auto& hwcInfo = mHwcLayers[hwcId]; |
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LOG_ALWAYS_FATAL_IF(hwcInfo.layer == nullptr, |
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"Attempt to destroy null layer"); |
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LOG_ALWAYS_FATAL_IF(hwcInfo.hwc == nullptr, "Missing HWComposer"); |
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hwcInfo.hwc->destroyLayer(hwcId, hwcInfo.layer); |
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// The layer destroyed listener should have cleared the entry from |
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// mHwcLayers. Verify that. |
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LOG_ALWAYS_FATAL_IF(mHwcLayers.count(hwcId) != 0, |
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"Stale layer entry in mHwcLayers"); |
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} |
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void Layer::destroyAllHwcLayers() { |
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size_t numLayers = mHwcLayers.size(); |
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for (size_t i = 0; i < numLayers; ++i) { |
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LOG_ALWAYS_FATAL_IF(mHwcLayers.empty(), "destroyAllHwcLayers failed"); |
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destroyHwcLayer(mHwcLayers.begin()->first); |
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} |
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LOG_ALWAYS_FATAL_IF(!mHwcLayers.empty(), |
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"All hardware composer layers should have been destroyed"); |
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} |
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#endif |
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|
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Rect Layer::getContentCrop() const { |
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// this is the crop rectangle that applies to the buffer |
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// itself (as opposed to the window) |
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Rect crop; |
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if (!mCurrentCrop.isEmpty()) { |
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// if the buffer crop is defined, we use that |
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crop = mCurrentCrop; |
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} else if (mActiveBuffer != NULL) { |
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// otherwise we use the whole buffer |
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crop = mActiveBuffer->getBounds(); |
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} else { |
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// if we don't have a buffer yet, we use an empty/invalid crop |
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crop.makeInvalid(); |
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} |
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return crop; |
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} |
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|
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static Rect reduce(const Rect& win, const Region& exclude) { |
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if (CC_LIKELY(exclude.isEmpty())) { |
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return win; |
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} |
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if (exclude.isRect()) { |
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return win.reduce(exclude.getBounds()); |
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} |
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return Region(win).subtract(exclude).getBounds(); |
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} |
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static FloatRect reduce(const FloatRect& win, const Region& exclude) { |
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if (CC_LIKELY(exclude.isEmpty())) { |
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return win; |
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} |
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// Convert through Rect (by rounding) for lack of FloatRegion |
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return Region(Rect{win}).subtract(exclude).getBounds().toFloatRect(); |
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} |
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|
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Rect Layer::computeScreenBounds(bool reduceTransparentRegion) const { |
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const Layer::State& s(getDrawingState()); |
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Rect win(s.active.w, s.active.h); |
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|
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if (!s.crop.isEmpty()) { |
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win.intersect(s.crop, &win); |
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} |
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|
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Transform t = getTransform(); |
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win = t.transform(win); |
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|
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if (!s.finalCrop.isEmpty()) { |
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win.intersect(s.finalCrop, &win); |
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} |
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|
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const sp<Layer>& p = mDrawingParent.promote(); |
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// Now we need to calculate the parent bounds, so we can clip ourselves to those. |
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// When calculating the parent bounds for purposes of clipping, |
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// we don't need to constrain the parent to its transparent region. |
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// The transparent region is an optimization based on the |
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// buffer contents of the layer, but does not affect the space allocated to |
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// it by policy, and thus children should be allowed to extend into the |
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// parent's transparent region. In fact one of the main uses, is to reduce |
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// buffer allocation size in cases where a child window sits behind a main window |
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// (by marking the hole in the parent window as a transparent region) |
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if (p != nullptr) { |
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Rect bounds = p->computeScreenBounds(false); |
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bounds.intersect(win, &win); |
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} |
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|
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if (reduceTransparentRegion) { |
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auto const screenTransparentRegion = t.transform(s.activeTransparentRegion); |
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win = reduce(win, screenTransparentRegion); |
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} |
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|
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return win; |
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} |
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|
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FloatRect Layer::computeBounds() const { |
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const Layer::State& s(getDrawingState()); |
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return computeBounds(s.activeTransparentRegion); |
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} |
|
|
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FloatRect Layer::computeBounds(const Region& activeTransparentRegion) const { |
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const Layer::State& s(getDrawingState()); |
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Rect win(s.active.w, s.active.h); |
|
|
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if (!s.crop.isEmpty()) { |
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win.intersect(s.crop, &win); |
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} |
|
|
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Rect bounds = win; |
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const auto& p = mDrawingParent.promote(); |
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if (p != nullptr) { |
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// Look in computeScreenBounds recursive call for explanation of |
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// why we pass false here. |
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bounds = p->computeScreenBounds(false /* reduceTransparentRegion */); |
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} |
|
|
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Transform t = getTransform(); |
|
|
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FloatRect floatWin = win.toFloatRect(); |
|
if (p != nullptr) { |
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#ifdef MTK_AOSP_DISPLAY_BUGFIX |
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bounds = t.inverse().transform(bounds, true); |
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floatWin = floatWin.intersect(bounds.toFloatRect()); |
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#else |
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floatWin = t.transform(floatWin); |
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floatWin = floatWin.intersect(bounds.toFloatRect()); |
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floatWin = t.inverse().transform(floatWin); |
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#endif |
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} |
|
|
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// subtract the transparent region and snap to the bounds |
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return reduce(floatWin, activeTransparentRegion); |
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} |
|
|
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Rect Layer::computeInitialCrop(const sp<const DisplayDevice>& hw) const { |
|
// the crop is the area of the window that gets cropped, but not |
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// scaled in any ways. |
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const State& s(getDrawingState()); |
|
|
|
// apply the projection's clipping to the window crop in |
|
// layerstack space, and convert-back to layer space. |
|
// if there are no window scaling involved, this operation will map to full |
|
// pixels in the buffer. |
|
// FIXME: the 3 lines below can produce slightly incorrect clipping when we have |
|
// a viewport clipping and a window transform. we should use floating point to fix this. |
|
|
|
Rect activeCrop(s.active.w, s.active.h); |
|
if (!s.crop.isEmpty()) { |
|
activeCrop.intersect(s.crop, &activeCrop); |
|
} |
|
|
|
Transform t = getTransform(); |
|
activeCrop = t.transform(activeCrop); |
|
if (!activeCrop.intersect(hw->getViewport(), &activeCrop)) { |
|
activeCrop.clear(); |
|
} |
|
if (!s.finalCrop.isEmpty()) { |
|
if(!activeCrop.intersect(s.finalCrop, &activeCrop)) { |
|
activeCrop.clear(); |
|
} |
|
} |
|
return activeCrop; |
|
} |
|
|
|
FloatRect Layer::computeCrop(const sp<const DisplayDevice>& hw) const { |
|
// the content crop is the area of the content that gets scaled to the |
|
// layer's size. This is in buffer space. |
|
FloatRect crop = getContentCrop().toFloatRect(); |
|
|
|
// In addition there is a WM-specified crop we pull from our drawing state. |
|
const State& s(getDrawingState()); |
|
|
|
// Screen space to make reduction to parent crop clearer. |
|
Rect activeCrop = computeInitialCrop(hw); |
|
const auto& p = mDrawingParent.promote(); |
|
if (p != nullptr) { |
|
auto parentCrop = p->computeInitialCrop(hw); |
|
activeCrop.intersect(parentCrop, &activeCrop); |
|
} |
|
Transform t = getTransform(); |
|
// Back to layer space to work with the content crop. |
|
activeCrop = t.inverse().transform(activeCrop); |
|
|
|
// This needs to be here as transform.transform(Rect) computes the |
|
// transformed rect and then takes the bounding box of the result before |
|
// returning. This means |
|
// transform.inverse().transform(transform.transform(Rect)) != Rect |
|
// in which case we need to make sure the final rect is clipped to the |
|
// display bounds. |
|
if (!activeCrop.intersect(Rect(s.active.w, s.active.h), &activeCrop)) { |
|
activeCrop.clear(); |
|
} |
|
|
|
// subtract the transparent region and snap to the bounds |
|
activeCrop = reduce(activeCrop, s.activeTransparentRegion); |
|
|
|
// Transform the window crop to match the buffer coordinate system, |
|
// which means using the inverse of the current transform set on the |
|
// SurfaceFlingerConsumer. |
|
uint32_t invTransform = mCurrentTransform; |
|
if (getTransformToDisplayInverse()) { |
|
/* |
|
* the code below applies the primary display's inverse transform to the |
|
* buffer |
|
*/ |
|
uint32_t invTransformOrient = |
|
DisplayDevice::getPrimaryDisplayOrientationTransform(); |
|
// calculate the inverse transform |
|
if (invTransformOrient & NATIVE_WINDOW_TRANSFORM_ROT_90) { |
|
invTransformOrient ^= NATIVE_WINDOW_TRANSFORM_FLIP_V | |
|
NATIVE_WINDOW_TRANSFORM_FLIP_H; |
|
} |
|
// and apply to the current transform |
|
invTransform = (Transform(invTransformOrient) * Transform(invTransform)) |
|
.getOrientation(); |
|
} |
|
|
|
int winWidth = s.active.w; |
|
int winHeight = s.active.h; |
|
if (invTransform & NATIVE_WINDOW_TRANSFORM_ROT_90) { |
|
// If the activeCrop has been rotate the ends are rotated but not |
|
// the space itself so when transforming ends back we can't rely on |
|
// a modification of the axes of rotation. To account for this we |
|
// need to reorient the inverse rotation in terms of the current |
|
// axes of rotation. |
|
bool is_h_flipped = (invTransform & NATIVE_WINDOW_TRANSFORM_FLIP_H) != 0; |
|
bool is_v_flipped = (invTransform & NATIVE_WINDOW_TRANSFORM_FLIP_V) != 0; |
|
if (is_h_flipped == is_v_flipped) { |
|
invTransform ^= NATIVE_WINDOW_TRANSFORM_FLIP_V | |
|
NATIVE_WINDOW_TRANSFORM_FLIP_H; |
|
} |
|
winWidth = s.active.h; |
|
winHeight = s.active.w; |
|
} |
|
const Rect winCrop = activeCrop.transform( |
|
invTransform, s.active.w, s.active.h); |
|
|
|
// below, crop is intersected with winCrop expressed in crop's coordinate space |
|
float xScale = crop.getWidth() / float(winWidth); |
|
float yScale = crop.getHeight() / float(winHeight); |
|
|
|
float insetL = winCrop.left * xScale; |
|
float insetT = winCrop.top * yScale; |
|
float insetR = (winWidth - winCrop.right ) * xScale; |
|
float insetB = (winHeight - winCrop.bottom) * yScale; |
|
|
|
crop.left += insetL; |
|
crop.top += insetT; |
|
crop.right -= insetR; |
|
crop.bottom -= insetB; |
|
|
|
return crop; |
|
} |
|
|
|
#ifdef USE_HWC2 |
|
void Layer::setGeometry(const sp<const DisplayDevice>& displayDevice, uint32_t z) |
|
#else |
|
void Layer::setGeometry( |
|
const sp<const DisplayDevice>& hw, |
|
HWComposer::HWCLayerInterface& layer) |
|
#endif |
|
{ |
|
#ifdef USE_HWC2 |
|
const auto hwcId = displayDevice->getHwcDisplayId(); |
|
auto& hwcInfo = mHwcLayers[hwcId]; |
|
#else |
|
layer.setDefaultState(); |
|
#endif |
|
|
|
// enable this layer |
|
#ifdef USE_HWC2 |
|
hwcInfo.forceClientComposition = false; |
|
|
|
if (isSecure() && !displayDevice->isSecure()) { |
|
hwcInfo.forceClientComposition = true; |
|
} |
|
|
|
auto& hwcLayer = hwcInfo.layer; |
|
#else |
|
layer.setSkip(false); |
|
|
|
if (isSecure() && !hw->isSecure()) { |
|
layer.setSkip(true); |
|
} |
|
#endif |
|
|
|
// this gives us only the "orientation" component of the transform |
|
const State& s(getDrawingState()); |
|
#ifdef USE_HWC2 |
|
auto blendMode = HWC2::BlendMode::None; |
|
if (!isOpaque(s) || getAlpha() != 1.0f) { |
|
blendMode = mPremultipliedAlpha ? |
|
HWC2::BlendMode::Premultiplied : HWC2::BlendMode::Coverage; |
|
} |
|
auto error = hwcLayer->setBlendMode(blendMode); |
|
ALOGE_IF(error != HWC2::Error::None, "[%s] Failed to set blend mode %s:" |
|
" %s (%d)", mName.string(), to_string(blendMode).c_str(), |
|
to_string(error).c_str(), static_cast<int32_t>(error)); |
|
#ifdef MTK_AOSP_DISPLAY_BUGFIX |
|
if (isOpaque(s) && s.alpha != 1.0f) { |
|
// Using GLES to handle opaque layer with plane alpha. |
|
// And then reset hwcLayer blend mode. |
|
ALOGW("[%s] opaque layer with plane alpha:%.2f cannot be handled by hwcomposer", |
|
mName.string(), s.alpha); |
|
hwcInfo.forceClientComposition = true; |
|
auto blendMode = HWC2::BlendMode::None; |
|
auto error = hwcLayer->setBlendMode(blendMode); |
|
ALOGE_IF(error != HWC2::Error::None, "[%s] Failed to set blend mode %s:" |
|
" %s (%d)", mName.string(), to_string(blendMode).c_str(), |
|
to_string(error).c_str(), static_cast<int32_t>(error)); |
|
} |
|
#endif |
|
#else |
|
if (!isOpaque(s) || getAlpha() != 0xFF) { |
|
layer.setBlending(mPremultipliedAlpha ? |
|
HWC_BLENDING_PREMULT : |
|
HWC_BLENDING_COVERAGE); |
|
} |
|
#endif |
|
|
|
// apply the layer's transform, followed by the display's global transform |
|
// here we're guaranteed that the layer's transform preserves rects |
|
Region activeTransparentRegion(s.activeTransparentRegion); |
|
Transform t = getTransform(); |
|
if (!s.crop.isEmpty()) { |
|
Rect activeCrop(s.crop); |
|
activeCrop = t.transform(activeCrop); |
|
#ifdef USE_HWC2 |
|
if(!activeCrop.intersect(displayDevice->getViewport(), &activeCrop)) { |
|
#else |
|
if(!activeCrop.intersect(hw->getViewport(), &activeCrop)) { |
|
#endif |
|
activeCrop.clear(); |
|
} |
|
activeCrop = t.inverse().transform(activeCrop, true); |
|
// This needs to be here as transform.transform(Rect) computes the |
|
// transformed rect and then takes the bounding box of the result before |
|
// returning. This means |
|
// transform.inverse().transform(transform.transform(Rect)) != Rect |
|
// in which case we need to make sure the final rect is clipped to the |
|
// display bounds. |
|
if(!activeCrop.intersect(Rect(s.active.w, s.active.h), &activeCrop)) { |
|
activeCrop.clear(); |
|
} |
|
// mark regions outside the crop as transparent |
|
activeTransparentRegion.orSelf(Rect(0, 0, s.active.w, activeCrop.top)); |
|
activeTransparentRegion.orSelf(Rect(0, activeCrop.bottom, |
|
s.active.w, s.active.h)); |
|
activeTransparentRegion.orSelf(Rect(0, activeCrop.top, |
|
activeCrop.left, activeCrop.bottom)); |
|
activeTransparentRegion.orSelf(Rect(activeCrop.right, activeCrop.top, |
|
s.active.w, activeCrop.bottom)); |
|
} |
|
|
|
// computeBounds returns a FloatRect to provide more accuracy during the |
|
// transformation. We then round upon constructing 'frame'. |
|
Rect frame{t.transform(computeBounds(activeTransparentRegion))}; |
|
if (!s.finalCrop.isEmpty()) { |
|
if(!frame.intersect(s.finalCrop, &frame)) { |
|
frame.clear(); |
|
} |
|
} |
|
#ifdef USE_HWC2 |
|
if (!frame.intersect(displayDevice->getViewport(), &frame)) { |
|
frame.clear(); |
|
} |
|
const Transform& tr(displayDevice->getTransform()); |
|
Rect transformedFrame = tr.transform(frame); |
|
error = hwcLayer->setDisplayFrame(transformedFrame); |
|
if (error != HWC2::Error::None) { |
|
ALOGE("[%s] Failed to set display frame [%d, %d, %d, %d]: %s (%d)", |
|
mName.string(), transformedFrame.left, transformedFrame.top, |
|
transformedFrame.right, transformedFrame.bottom, |
|
to_string(error).c_str(), static_cast<int32_t>(error)); |
|
} else { |
|
hwcInfo.displayFrame = transformedFrame; |
|
} |
|
|
|
FloatRect sourceCrop = computeCrop(displayDevice); |
|
error = hwcLayer->setSourceCrop(sourceCrop); |
|
if (error != HWC2::Error::None) { |
|
ALOGE("[%s] Failed to set source crop [%.3f, %.3f, %.3f, %.3f]: " |
|
"%s (%d)", mName.string(), sourceCrop.left, sourceCrop.top, |
|
sourceCrop.right, sourceCrop.bottom, to_string(error).c_str(), |
|
static_cast<int32_t>(error)); |
|
} else { |
|
hwcInfo.sourceCrop = sourceCrop; |
|
} |
|
|
|
float alpha = getAlpha(); |
|
error = hwcLayer->setPlaneAlpha(alpha); |
|
ALOGE_IF(error != HWC2::Error::None, "[%s] Failed to set plane alpha %.3f: " |
|
"%s (%d)", mName.string(), alpha, to_string(error).c_str(), |
|
static_cast<int32_t>(error)); |
|
|
|
error = hwcLayer->setZOrder(z); |
|
ALOGE_IF(error != HWC2::Error::None, "[%s] Failed to set Z %u: %s (%d)", |
|
mName.string(), z, to_string(error).c_str(), |
|
static_cast<int32_t>(error)); |
|
|
|
int type = s.type; |
|
int appId = s.appId; |
|
sp<Layer> parent = mDrawingParent.promote(); |
|
if (parent.get()) { |
|
auto& parentState = parent->getDrawingState(); |
|
type = parentState.type; |
|
appId = parentState.appId; |
|
} |
|
|
|
error = hwcLayer->setInfo(type, appId); |
|
ALOGE_IF(error != HWC2::Error::None, "[%s] Failed to set info (%d)", |
|
mName.string(), static_cast<int32_t>(error)); |
|
#else |
|
if (!frame.intersect(hw->getViewport(), &frame)) { |
|
frame.clear(); |
|
} |
|
const Transform& tr(hw->getTransform()); |
|
layer.setFrame(tr.transform(frame)); |
|
layer.setCrop(computeCrop(hw)); |
|
layer.setPlaneAlpha(getAlpha()); |
|
#endif |
|
|
|
/* |
|
* Transformations are applied in this order: |
|
* 1) buffer orientation/flip/mirror |
|
* 2) state transformation (window manager) |
|
* 3) layer orientation (screen orientation) |
|
* (NOTE: the matrices are multiplied in reverse order) |
|
*/ |
|
|
|
const Transform bufferOrientation(mCurrentTransform); |
|
Transform transform(tr * t * bufferOrientation); |
|
|
|
if (getTransformToDisplayInverse()) { |
|
/* |
|
* the code below applies the primary display's inverse transform to the |
|
* buffer |
|
*/ |
|
uint32_t invTransform = |
|
DisplayDevice::getPrimaryDisplayOrientationTransform(); |
|
// calculate the inverse transform |
|
if (invTransform & NATIVE_WINDOW_TRANSFORM_ROT_90) { |
|
invTransform ^= NATIVE_WINDOW_TRANSFORM_FLIP_V | |
|
NATIVE_WINDOW_TRANSFORM_FLIP_H; |
|
} |
|
|
|
/* |
|
* Here we cancel out the orientation component of the WM transform. |
|
* The scaling and translate components are already included in our bounds |
|
* computation so it's enough to just omit it in the composition. |
|
* See comment in onDraw with ref to b/36727915 for why. |
|
*/ |
|
transform = Transform(invTransform) * tr * bufferOrientation; |
|
} |
|
|
|
// this gives us only the "orientation" component of the transform |
|
const uint32_t orientation = transform.getOrientation(); |
|
#ifdef USE_HWC2 |
|
if (orientation & Transform::ROT_INVALID) { |
|
// we can only handle simple transformation |
|
hwcInfo.forceClientComposition = true; |
|
} else { |
|
auto transform = static_cast<HWC2::Transform>(orientation); |
|
auto error = hwcLayer->setTransform(transform); |
|
ALOGE_IF(error != HWC2::Error::None, "[%s] Failed to set transform %s: " |
|
"%s (%d)", mName.string(), to_string(transform).c_str(), |
|
to_string(error).c_str(), static_cast<int32_t>(error)); |
|
} |
|
#else |
|
if (orientation & Transform::ROT_INVALID) { |
|
// we can only handle simple transformation |
|
layer.setSkip(true); |
|
} else { |
|
layer.setTransform(orientation); |
|
} |
|
#endif |
|
} |
|
|
|
#ifdef USE_HWC2 |
|
void Layer::forceClientComposition(int32_t hwcId) { |
|
if (mHwcLayers.count(hwcId) == 0) { |
|
ALOGE("forceClientComposition: no HWC layer found (%d)", hwcId); |
|
return; |
|
} |
|
|
|
mHwcLayers[hwcId].forceClientComposition = true; |
|
} |
|
|
|
void Layer::setPerFrameData(const sp<const DisplayDevice>& displayDevice) { |
|
// Apply this display's projection's viewport to the visible region |
|
// before giving it to the HWC HAL. |
|
const Transform& tr = displayDevice->getTransform(); |
|
const auto& viewport = displayDevice->getViewport(); |
|
Region visible = tr.transform(visibleRegion.intersect(viewport)); |
|
auto hwcId = displayDevice->getHwcDisplayId(); |
|
auto& hwcInfo = mHwcLayers[hwcId]; |
|
auto& hwcLayer = hwcInfo.layer; |
|
auto error = hwcLayer->setVisibleRegion(visible); |
|
if (error != HWC2::Error::None) { |
|
ALOGE("[%s] Failed to set visible region: %s (%d)", mName.string(), |
|
to_string(error).c_str(), static_cast<int32_t>(error)); |
|
visible.dump(LOG_TAG); |
|
} |
|
|
|
error = hwcLayer->setSurfaceDamage(surfaceDamageRegion); |
|
if (error != HWC2::Error::None) { |
|
ALOGE("[%s] Failed to set surface damage: %s (%d)", mName.string(), |
|
to_string(error).c_str(), static_cast<int32_t>(error)); |
|
surfaceDamageRegion.dump(LOG_TAG); |
|
} |
|
|
|
// Sideband layers |
|
if (mSidebandStream.get()) { |
|
setCompositionType(hwcId, HWC2::Composition::Sideband); |
|
ALOGV("[%s] Requesting Sideband composition", mName.string()); |
|
error = hwcLayer->setSidebandStream(mSidebandStream->handle()); |
|
if (error != HWC2::Error::None) { |
|
ALOGE("[%s] Failed to set sideband stream %p: %s (%d)", |
|
mName.string(), mSidebandStream->handle(), |
|
to_string(error).c_str(), static_cast<int32_t>(error)); |
|
} |
|
return; |
|
} |
|
|
|
// Client layers |
|
if (hwcInfo.forceClientComposition || |
|
(mActiveBuffer != nullptr && mActiveBuffer->handle == nullptr)) { |
|
ALOGV("[%s] Requesting Client composition", mName.string()); |
|
setCompositionType(hwcId, HWC2::Composition::Client); |
|
return; |
|
} |
|
|
|
// SolidColor layers |
|
if (mActiveBuffer == nullptr) { |
|
setCompositionType(hwcId, HWC2::Composition::SolidColor); |
|
|
|
// For now, we only support black for DimLayer |
|
error = hwcLayer->setColor({0, 0, 0, 255}); |
|
if (error != HWC2::Error::None) { |
|
ALOGE("[%s] Failed to set color: %s (%d)", mName.string(), |
|
to_string(error).c_str(), static_cast<int32_t>(error)); |
|
} |
|
|
|
// Clear out the transform, because it doesn't make sense absent a |
|
// source buffer |
|
error = hwcLayer->setTransform(HWC2::Transform::None); |
|
if (error != HWC2::Error::None) { |
|
ALOGE("[%s] Failed to clear transform: %s (%d)", mName.string(), |
|
to_string(error).c_str(), static_cast<int32_t>(error)); |
|
} |
|
|
|
return; |
|
} |
|
|
|
// Device or Cursor layers |
|
if (mPotentialCursor) { |
|
ALOGV("[%s] Requesting Cursor composition", mName.string()); |
|
setCompositionType(hwcId, HWC2::Composition::Cursor); |
|
} else { |
|
ALOGV("[%s] Requesting Device composition", mName.string()); |
|
setCompositionType(hwcId, HWC2::Composition::Device); |
|
} |
|
|
|
ALOGV("setPerFrameData: dataspace = %d", mCurrentState.dataSpace); |
|
error = hwcLayer->setDataspace(mCurrentState.dataSpace); |
|
if (error != HWC2::Error::None) { |
|
ALOGE("[%s] Failed to set dataspace %d: %s (%d)", mName.string(), |
|
mCurrentState.dataSpace, to_string(error).c_str(), |
|
static_cast<int32_t>(error)); |
|
} |
|
|
|
uint32_t hwcSlot = 0; |
|
sp<GraphicBuffer> hwcBuffer; |
|
hwcInfo.bufferCache.getHwcBuffer(mActiveBufferSlot, mActiveBuffer, |
|
&hwcSlot, &hwcBuffer); |
|
|
|
auto acquireFence = mSurfaceFlingerConsumer->getCurrentFence(); |
|
error = hwcLayer->setBuffer(hwcSlot, hwcBuffer, acquireFence); |
|
if (error != HWC2::Error::None) { |
|
ALOGE("[%s] Failed to set buffer %p: %s (%d)", mName.string(), |
|
mActiveBuffer->handle, to_string(error).c_str(), |
|
static_cast<int32_t>(error)); |
|
} |
|
} |
|
|
|
#else |
|
void Layer::setPerFrameData(const sp<const DisplayDevice>& hw, |
|
HWComposer::HWCLayerInterface& layer) { |
|
// we have to set the visible region on every frame because |
|
// we currently free it during onLayerDisplayed(), which is called |
|
// after HWComposer::commit() -- every frame. |
|
// Apply this display's projection's viewport to the visible region |
|
// before giving it to the HWC HAL. |
|
const Transform& tr = hw->getTransform(); |
|
Region visible = tr.transform(visibleRegion.intersect(hw->getViewport())); |
|
layer.setVisibleRegionScreen(visible); |
|
layer.setSurfaceDamage(surfaceDamageRegion); |
|
mIsGlesComposition = (layer.getCompositionType() == HWC_FRAMEBUFFER); |
|
|
|
if (mSidebandStream.get()) { |
|
layer.setSidebandStream(mSidebandStream); |
|
} else { |
|
// NOTE: buffer can be NULL if the client never drew into this |
|
// layer yet, or if we ran out of memory |
|
layer.setBuffer(mActiveBuffer); |
|
} |
|
} |
|
#endif |
|
|
|
#ifdef USE_HWC2 |
|
void Layer::updateCursorPosition(const sp<const DisplayDevice>& displayDevice) { |
|
auto hwcId = displayDevice->getHwcDisplayId(); |
|
if (mHwcLayers.count(hwcId) == 0 || |
|
getCompositionType(hwcId) != HWC2::Composition::Cursor) { |
|
return; |
|
} |
|
|
|
// This gives us only the "orientation" component of the transform |
|
const State& s(getCurrentState()); |
|
|
|
// Apply the layer's transform, followed by the display's global transform |
|
// Here we're guaranteed that the layer's transform preserves rects |
|
Rect win(s.active.w, s.active.h); |
|
if (!s.crop.isEmpty()) { |
|
win.intersect(s.crop, &win); |
|
} |
|
// Subtract the transparent region and snap to the bounds |
|
Rect bounds = reduce(win, s.activeTransparentRegion); |
|
Rect frame(getTransform().transform(bounds)); |
|
frame.intersect(displayDevice->getViewport(), &frame); |
|
if (!s.finalCrop.isEmpty()) { |
|
frame.intersect(s.finalCrop, &frame); |
|
} |
|
auto& displayTransform(displayDevice->getTransform()); |
|
auto position = displayTransform.transform(frame); |
|
|
|
auto error = mHwcLayers[hwcId].layer->setCursorPosition(position.left, |
|
position.top); |
|
ALOGE_IF(error != HWC2::Error::None, "[%s] Failed to set cursor position " |
|
"to (%d, %d): %s (%d)", mName.string(), position.left, |
|
position.top, to_string(error).c_str(), |
|
static_cast<int32_t>(error)); |
|
} |
|
#else |
|
void Layer::setAcquireFence(const sp<const DisplayDevice>& /* hw */, |
|
HWComposer::HWCLayerInterface& layer) { |
|
int fenceFd = -1; |
|
|
|
// TODO: there is a possible optimization here: we only need to set the |
|
// acquire fence the first time a new buffer is acquired on EACH display. |
|
|
|
if (layer.getCompositionType() == HWC_OVERLAY || layer.getCompositionType() == HWC_CURSOR_OVERLAY) { |
|
sp<Fence> fence = mSurfaceFlingerConsumer->getCurrentFence(); |
|
if (fence->isValid()) { |
|
fenceFd = fence->dup(); |
|
if (fenceFd == -1) { |
|
ALOGW("failed to dup layer fence, skipping sync: %d", errno); |
|
} |
|
} |
|
} |
|
layer.setAcquireFenceFd(fenceFd); |
|
} |
|
|
|
Rect Layer::getPosition( |
|
const sp<const DisplayDevice>& hw) |
|
{ |
|
// this gives us only the "orientation" component of the transform |
|
const State& s(getCurrentState()); |
|
|
|
// apply the layer's transform, followed by the display's global transform |
|
// here we're guaranteed that the layer's transform preserves rects |
|
Rect win(s.active.w, s.active.h); |
|
if (!s.crop.isEmpty()) { |
|
win.intersect(s.crop, &win); |
|
} |
|
// subtract the transparent region and snap to the bounds |
|
Rect bounds = reduce(win, s.activeTransparentRegion); |
|
Rect frame(getTransform().transform(bounds)); |
|
frame.intersect(hw->getViewport(), &frame); |
|
if (!s.finalCrop.isEmpty()) { |
|
frame.intersect(s.finalCrop, &frame); |
|
} |
|
const Transform& tr(hw->getTransform()); |
|
return Rect(tr.transform(frame)); |
|
} |
|
#endif |
|
|
|
// --------------------------------------------------------------------------- |
|
// drawing... |
|
// --------------------------------------------------------------------------- |
|
|
|
void Layer::draw(const sp<const DisplayDevice>& hw, const Region& clip) const { |
|
onDraw(hw, clip, false); |
|
} |
|
|
|
void Layer::draw(const sp<const DisplayDevice>& hw, |
|
bool useIdentityTransform) const { |
|
onDraw(hw, Region(hw->bounds()), useIdentityTransform); |
|
} |
|
|
|
void Layer::draw(const sp<const DisplayDevice>& hw) const { |
|
onDraw(hw, Region(hw->bounds()), false); |
|
} |
|
|
|
static 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); |
|
} |
|
|
|
/* |
|
* onDraw will draw the current layer onto the presentable buffer |
|
*/ |
|
void Layer::onDraw(const sp<const DisplayDevice>& hw, const Region& clip, |
|
bool useIdentityTransform) const |
|
{ |
|
#ifdef MTK_SF_DEBUG_SUPPORT |
|
String8 name("onDraw"); |
|
name.appendFormat("(%s)", mName.string()); |
|
ATRACE_NAME(name.string()); |
|
#else |
|
ATRACE_CALL(); |
|
#endif |
|
|
|
if (CC_UNLIKELY(mActiveBuffer == 0)) { |
|
// the texture has not been created yet, this Layer has |
|
// in fact never been drawn into. This happens frequently with |
|
// SurfaceView because the WindowManager can't know when the client |
|
// has drawn the first time. |
|
|
|
// If there is nothing under us, we paint the screen in black, otherwise |
|
// we just skip this update. |
|
|
|
// figure out if there is something below us |
|
Region under; |
|
bool finished = false; |
|
mFlinger->mDrawingState.traverseInZOrder([&](Layer* layer) { |
|
if (finished || layer == static_cast<Layer const*>(this)) { |
|
finished = true; |
|
return; |
|
} |
|
under.orSelf( hw->getTransform().transform(layer->visibleRegion) ); |
|
}); |
|
// if not everything below us is covered, we plug the holes! |
|
Region holes(clip.subtract(under)); |
|
if (!holes.isEmpty()) { |
|
clearWithOpenGL(hw, 0, 0, 0, 1); |
|
} |
|
return; |
|
} |
|
|
|
// Bind the current buffer to the GL texture, and wait for it to be |
|
// ready for us to draw into. |
|
status_t err = mSurfaceFlingerConsumer->bindTextureImage(); |
|
if (err != NO_ERROR) { |
|
ALOGW("onDraw: bindTextureImage failed (err=%d)", err); |
|
// Go ahead and draw the buffer anyway; no matter what we do the screen |
|
// is probably going to have something visibly wrong. |
|
} |
|
|
|
bool blackOutLayer = isProtected() || (isSecure() && !hw->isSecure()); |
|
|
|
RenderEngine& engine(mFlinger->getRenderEngine()); |
|
|
|
if (!blackOutLayer) { |
|
// TODO: we could be more subtle with isFixedSize() |
|
const bool useFiltering = getFiltering() || needsFiltering(hw) || isFixedSize(); |
|
|
|
// Query the texture matrix given our current filtering mode. |
|
float textureMatrix[16]; |
|
mSurfaceFlingerConsumer->setFilteringEnabled(useFiltering); |
|
mSurfaceFlingerConsumer->getTransformMatrix(textureMatrix); |
|
|
|
if (getTransformToDisplayInverse()) { |
|
|
|
/* |
|
* the code below applies the primary display's inverse transform to |
|
* the texture transform |
|
*/ |
|
uint32_t transform = |
|
DisplayDevice::getPrimaryDisplayOrientationTransform(); |
|
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)); |
|
} |
|
|
|
// Set things up for texturing. |
|
mTexture.setDimensions(mActiveBuffer->getWidth(), mActiveBuffer->getHeight()); |
|
mTexture.setFiltering(useFiltering); |
|
mTexture.setMatrix(textureMatrix); |
|
|
|
engine.setupLayerTexturing(mTexture); |
|
} else { |
|
engine.setupLayerBlackedOut(); |
|
} |
|
drawWithOpenGL(hw, useIdentityTransform); |
|
engine.disableTexturing(); |
|
} |
|
|
|
|
|
void Layer::clearWithOpenGL(const sp<const DisplayDevice>& hw, |
|
float red, float green, float blue, |
|
float alpha) const |
|
{ |
|
RenderEngine& engine(mFlinger->getRenderEngine()); |
|
computeGeometry(hw, mMesh, false); |
|
engine.setupFillWithColor(red, green, blue, alpha); |
|
engine.drawMesh(mMesh); |
|
} |
|
|
|
void Layer::clearWithOpenGL( |
|
const sp<const DisplayDevice>& hw) const { |
|
clearWithOpenGL(hw, 0,0,0,0); |
|
} |
|
|
|
void Layer::drawWithOpenGL(const sp<const DisplayDevice>& hw, |
|
bool useIdentityTransform) const { |
|
const State& s(getDrawingState()); |
|
|
|
computeGeometry(hw, mMesh, useIdentityTransform); |
|
|
|
/* |
|
* NOTE: the way we compute the texture coordinates here produces |
|
* different results than when we take the HWC path -- in the later case |
|
* the "source crop" is rounded to texel boundaries. |
|
* This can produce significantly different results when the texture |
|
* is scaled by a large amount. |
|
* |
|
* The GL code below is more logical (imho), and the difference with |
|
* HWC is due to a limitation of the HWC API to integers -- a question |
|
* is suspend is whether we should ignore this problem or revert to |
|
* GL composition when a buffer scaling is applied (maybe with some |
|
* minimal value)? Or, we could make GL behave like HWC -- but this feel |
|
* like more of a hack. |
|
*/ |
|
const Rect bounds{computeBounds()}; // Rounds from FloatRect |
|
|
|
Transform t = getTransform(); |
|
Rect win = bounds; |
|
if (!s.finalCrop.isEmpty()) { |
|
win = t.transform(win); |
|
if (!win.intersect(s.finalCrop, &win)) { |
|
win.clear(); |
|
} |
|
win = t.inverse().transform(win); |
|
if (!win.intersect(bounds, &win)) { |
|
win.clear(); |
|
} |
|
} |
|
|
|
float left = float(win.left) / float(s.active.w); |
|
float top = float(win.top) / float(s.active.h); |
|
float right = float(win.right) / float(s.active.w); |
|
float bottom = float(win.bottom) / float(s.active.h); |
|
|
|
// TODO: we probably want to generate the texture coords with the mesh |
|
// here we assume that we only have 4 vertices |
|
Mesh::VertexArray<vec2> texCoords(mMesh.getTexCoordArray<vec2>()); |
|
texCoords[0] = vec2(left, 1.0f - top); |
|
texCoords[1] = vec2(left, 1.0f - bottom); |
|
texCoords[2] = vec2(right, 1.0f - bottom); |
|
texCoords[3] = vec2(right, 1.0f - top); |
|
|
|
RenderEngine& engine(mFlinger->getRenderEngine()); |
|
engine.setupLayerBlending(mPremultipliedAlpha, isOpaque(s), getAlpha()); |
|
#ifdef USE_HWC2 |
|
engine.setSourceDataSpace(mCurrentState.dataSpace); |
|
#endif |
|
engine.drawMesh(mMesh); |
|
engine.disableBlending(); |
|
} |
|
|
|
#ifdef USE_HWC2 |
|
void Layer::setCompositionType(int32_t hwcId, HWC2::Composition type, |
|
bool callIntoHwc) { |
|
if (mHwcLayers.count(hwcId) == 0) { |
|
ALOGE("setCompositionType called without a valid HWC layer"); |
|
return; |
|
} |
|
auto& hwcInfo = mHwcLayers[hwcId]; |
|
auto& hwcLayer = hwcInfo.layer; |
|
ALOGV("setCompositionType(%" PRIx64 ", %s, %d)", hwcLayer->getId(), |
|
to_string(type).c_str(), static_cast<int>(callIntoHwc)); |
|
if (hwcInfo.compositionType != type) { |
|
ALOGV(" actually setting"); |
|
hwcInfo.compositionType = type; |
|
if (callIntoHwc) { |
|
auto error = hwcLayer->setCompositionType(type); |
|
ALOGE_IF(error != HWC2::Error::None, "[%s] Failed to set " |
|
"composition type %s: %s (%d)", mName.string(), |
|
to_string(type).c_str(), to_string(error).c_str(), |
|
static_cast<int32_t>(error)); |
|
} |
|
} |
|
} |
|
|
|
HWC2::Composition Layer::getCompositionType(int32_t hwcId) const { |
|
if (hwcId == DisplayDevice::DISPLAY_ID_INVALID) { |
|
// If we're querying the composition type for a display that does not |
|
// have a HWC counterpart, then it will always be Client |
|
return HWC2::Composition::Client; |
|
} |
|
if (mHwcLayers.count(hwcId) == 0) { |
|
ALOGE("getCompositionType called with an invalid HWC layer"); |
|
return HWC2::Composition::Invalid; |
|
} |
|
return mHwcLayers.at(hwcId).compositionType; |
|
} |
|
|
|
void Layer::setClearClientTarget(int32_t hwcId, bool clear) { |
|
if (mHwcLayers.count(hwcId) == 0) { |
|
ALOGE("setClearClientTarget called without a valid HWC layer"); |
|
return; |
|
} |
|
mHwcLayers[hwcId].clearClientTarget = clear; |
|
} |
|
|
|
bool Layer::getClearClientTarget(int32_t hwcId) const { |
|
if (mHwcLayers.count(hwcId) == 0) { |
|
ALOGE("getClearClientTarget called without a valid HWC layer"); |
|
return false; |
|
} |
|
return mHwcLayers.at(hwcId).clearClientTarget; |
|
} |
|
#endif |
|
|
|
uint32_t Layer::getProducerStickyTransform() const { |
|
int producerStickyTransform = 0; |
|
int ret = mProducer->query(NATIVE_WINDOW_STICKY_TRANSFORM, &producerStickyTransform); |
|
if (ret != OK) { |
|
ALOGW("%s: Error %s (%d) while querying window sticky transform.", __FUNCTION__, |
|
strerror(-ret), ret); |
|
return 0; |
|
} |
|
return static_cast<uint32_t>(producerStickyTransform); |
|
} |
|
|
|
bool Layer::latchUnsignaledBuffers() { |
|
static bool propertyLoaded = false; |
|
static bool latch = false; |
|
static std::mutex mutex; |
|
std::lock_guard<std::mutex> lock(mutex); |
|
if (!propertyLoaded) { |
|
char value[PROPERTY_VALUE_MAX] = {}; |
|
#ifdef MTK_SF_DEBUG_SUPPORT |
|
property_get("debug.sf.latch_unsignaled", value, "1"); |
|
#else |
|
property_get("debug.sf.latch_unsignaled", value, "0"); |
|
#endif |
|
latch = atoi(value); |
|
propertyLoaded = true; |
|
} |
|
return latch; |
|
} |
|
|
|
uint64_t Layer::getHeadFrameNumber() const { |
|
Mutex::Autolock lock(mQueueItemLock); |
|
if (!mQueueItems.empty()) { |
|
return mQueueItems[0].mFrameNumber; |
|
} else { |
|
return mCurrentFrameNumber; |
|
} |
|
} |
|
|
|
bool Layer::headFenceHasSignaled() const { |
|
#ifdef USE_HWC2 |
|
if (latchUnsignaledBuffers()) { |
|
return true; |
|
} |
|
|
|
Mutex::Autolock lock(mQueueItemLock); |
|
if (mQueueItems.empty()) { |
|
return true; |
|
} |
|
if (mQueueItems[0].mIsDroppable) { |
|
// Even though this buffer's fence may not have signaled yet, it could |
|
// be replaced by another buffer before it has a chance to, which means |
|
// that it's possible to get into a situation where a buffer is never |
|
// able to be latched. To avoid this, grab this buffer anyway. |
|
return true; |
|
} |
|
return mQueueItems[0].mFenceTime->getSignalTime() != |
|
Fence::SIGNAL_TIME_PENDING; |
|
#else |
|
return true; |
|
#endif |
|
} |
|
|
|
bool Layer::addSyncPoint(const std::shared_ptr<SyncPoint>& point) { |
|
if (point->getFrameNumber() <= mCurrentFrameNumber) { |
|
// Don't bother with a SyncPoint, since we've already latched the |
|
// relevant frame |
|
return false; |
|
} |
|
|
|
Mutex::Autolock lock(mLocalSyncPointMutex); |
|
mLocalSyncPoints.push_back(point); |
|
return true; |
|
} |
|
|
|
void Layer::setFiltering(bool filtering) { |
|
mFiltering = filtering; |
|
} |
|
|
|
bool Layer::getFiltering() const { |
|
return mFiltering; |
|
} |
|
|
|
// 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::getOpacityForFormat(uint32_t format) { |
|
if (HARDWARE_IS_DEVICE_FORMAT(format)) { |
|
return true; |
|
} |
|
switch (format) { |
|
case HAL_PIXEL_FORMAT_RGBA_8888: |
|
case HAL_PIXEL_FORMAT_BGRA_8888: |
|
case HAL_PIXEL_FORMAT_RGBA_FP16: |
|
case HAL_PIXEL_FORMAT_RGBA_1010102: |
|
return false; |
|
} |
|
// in all other case, we have no blending (also for unknown formats) |
|
return true; |
|
} |
|
|
|
// ---------------------------------------------------------------------------- |
|
// local state |
|
// ---------------------------------------------------------------------------- |
|
|
|
static void boundPoint(vec2* point, const Rect& crop) { |
|
if (point->x < crop.left) { |
|
point->x = crop.left; |
|
} |
|
if (point->x > crop.right) { |
|
point->x = crop.right; |
|
} |
|
if (point->y < crop.top) { |
|
point->y = crop.top; |
|
} |
|
if (point->y > crop.bottom) { |
|
point->y = crop.bottom; |
|
} |
|
} |
|
|
|
void Layer::computeGeometry(const sp<const DisplayDevice>& hw, Mesh& mesh, |
|
bool useIdentityTransform) const |
|
{ |
|
const Layer::State& s(getDrawingState()); |
|
const Transform hwTransform(hw->getTransform()); |
|
const uint32_t hw_h = hw->getHeight(); |
|
FloatRect win = computeBounds(); |
|
|
|
vec2 lt = vec2(win.left, win.top); |
|
vec2 lb = vec2(win.left, win.bottom); |
|
vec2 rb = vec2(win.right, win.bottom); |
|
vec2 rt = vec2(win.right, win.top); |
|
|
|
Transform layerTransform = getTransform(); |
|
if (!useIdentityTransform) { |
|
lt = layerTransform.transform(lt); |
|
lb = layerTransform.transform(lb); |
|
rb = layerTransform.transform(rb); |
|
rt = layerTransform.transform(rt); |
|
} |
|
|
|
if (!s.finalCrop.isEmpty()) { |
|
boundPoint(<, s.finalCrop); |
|
boundPoint(&lb, s.finalCrop); |
|
boundPoint(&rb, s.finalCrop); |
|
boundPoint(&rt, s.finalCrop); |
|
} |
|
|
|
Mesh::VertexArray<vec2> position(mesh.getPositionArray<vec2>()); |
|
position[0] = hwTransform.transform(lt); |
|
position[1] = hwTransform.transform(lb); |
|
position[2] = hwTransform.transform(rb); |
|
position[3] = hwTransform.transform(rt); |
|
for (size_t i=0 ; i<4 ; i++) { |
|
position[i].y = hw_h - position[i].y; |
|
} |
|
} |
|
|
|
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 ((mSidebandStream == nullptr) && (mActiveBuffer == nullptr)) { |
|
return false; |
|
} |
|
|
|
// if the layer has the opaque flag, then we're always opaque, |
|
// otherwise we use the current buffer's format. |
|
return ((s.flags & layer_state_t::eLayerOpaque) != 0) || mCurrentOpacity; |
|
} |
|
|
|
bool Layer::isSecure() const |
|
{ |
|
const Layer::State& s(mDrawingState); |
|
return (s.flags & layer_state_t::eLayerSecure); |
|
} |
|
|
|
bool Layer::isProtected() const |
|
{ |
|
const sp<GraphicBuffer>& activeBuffer(mActiveBuffer); |
|
return (activeBuffer != 0) && |
|
(activeBuffer->getUsage() & GRALLOC_USAGE_PROTECTED); |
|
} |
|
|
|
bool Layer::isFixedSize() const { |
|
return getEffectiveScalingMode() != NATIVE_WINDOW_SCALING_MODE_FREEZE; |
|
} |
|
|
|
bool Layer::isCropped() const { |
|
return !mCurrentCrop.isEmpty(); |
|
} |
|
|
|
bool Layer::needsFiltering(const sp<const DisplayDevice>& hw) const { |
|
return mNeedsFiltering || hw->needsFiltering(); |
|
} |
|
|
|
void Layer::setVisibleRegion(const Region& visibleRegion) { |
|
// always called from main thread |
|
this->visibleRegion = visibleRegion; |
|
} |
|
|
|
void Layer::setCoveredRegion(const Region& coveredRegion) { |
|
// always called from main thread |
|
this->coveredRegion = coveredRegion; |
|
} |
|
|
|
void Layer::setVisibleNonTransparentRegion(const Region& |
|
setVisibleNonTransparentRegion) { |
|
// always called from main thread |
|
this->visibleNonTransparentRegion = setVisibleNonTransparentRegion; |
|
} |
|
|
|
// ---------------------------------------------------------------------------- |
|
// transaction |
|
// ---------------------------------------------------------------------------- |
|
|
|
void Layer::pushPendingState() { |
|
if (!mCurrentState.modified) { |
|
return; |
|
} |
|
|
|
// If this transaction is waiting on the receipt of a frame, generate a sync |
|
// point and send it to the remote layer. |
|
if (mCurrentState.barrierLayer != nullptr) { |
|
sp<Layer> barrierLayer = mCurrentState.barrierLayer.promote(); |
|
if (barrierLayer == nullptr) { |
|
ALOGE("[%s] Unable to promote barrier Layer.", mName.string()); |
|
// If we can't promote the layer we are intended to wait on, |
|
// then it is expired or otherwise invalid. Allow this transaction |
|
// to be applied as per normal (no synchronization). |
|
mCurrentState.barrierLayer = nullptr; |
|
} else { |
|
auto syncPoint = std::make_shared<SyncPoint>( |
|
mCurrentState.frameNumber); |
|
if (barrierLayer->addSyncPoint(syncPoint)) { |
|
mRemoteSyncPoints.push_back(std::move(syncPoint)); |
|
} else { |
|
// We already missed the frame we're supposed to synchronize |
|
// on, so go ahead and apply the state update |
|
mCurrentState.barrierLayer = nullptr; |
|
} |
|
} |
|
|
|
// Wake us up to check if the frame has been received |
|
setTransactionFlags(eTransactionNeeded); |
|
mFlinger->setTransactionFlags(eTraversalNeeded); |
|
} |
|
mPendingStates.push_back(mCurrentState); |
|
ATRACE_INT(mTransactionName.string(), mPendingStates.size()); |
|
} |
|
|
|
void Layer::popPendingState(State* stateToCommit) { |
|
auto oldFlags = stateToCommit->flags; |
|
*stateToCommit = mPendingStates[0]; |
|
stateToCommit->flags = (oldFlags & ~stateToCommit->mask) | |
|
(stateToCommit->flags & stateToCommit->mask); |
|
|
|
mPendingStates.removeAt(0); |
|
ATRACE_INT(mTransactionName.string(), mPendingStates.size()); |
|
} |
|
|
|
bool Layer::applyPendingStates(State* stateToCommit) { |
|
bool stateUpdateAvailable = false; |
|
while (!mPendingStates.empty()) { |
|
if (mPendingStates[0].barrierLayer != nullptr) { |
|
if (mRemoteSyncPoints.empty()) { |
|
// If we don't have a sync point for this, apply it anyway. It |
|
// will be visually wrong, but it should keep us from getting |
|
// into too much trouble. |
|
ALOGE("[%s] No local sync point found", mName.string()); |
|
popPendingState(stateToCommit); |
|
stateUpdateAvailable = true; |
|
continue; |
|
} |
|
|
|
if (mRemoteSyncPoints.front()->getFrameNumber() != |
|
mPendingStates[0].frameNumber) { |
|
ALOGE("[%s] Unexpected sync point frame number found", |
|
mName.string()); |
|
|
|
// Signal our end of the sync point and then dispose of it |
|
mRemoteSyncPoints.front()->setTransactionApplied(); |
|
mRemoteSyncPoints.pop_front(); |
|
continue; |
|
} |
|
|
|
if (mRemoteSyncPoints.front()->frameIsAvailable()) { |
|
// Apply the state update |
|
popPendingState(stateToCommit); |
|
stateUpdateAvailable = true; |
|
|
|
// Signal our end of the sync point and then dispose of it |
|
mRemoteSyncPoints.front()->setTransactionApplied(); |
|
mRemoteSyncPoints.pop_front(); |
|
} else { |
|
break; |
|
} |
|
} else { |
|
popPendingState(stateToCommit); |
|
stateUpdateAvailable = true; |
|
} |
|
} |
|
|
|
// If we still have pending updates, wake SurfaceFlinger back up and point |
|
// it at this layer so we can process them |
|
if (!mPendingStates.empty()) { |
|
setTransactionFlags(eTransactionNeeded); |
|
mFlinger->setTransactionFlags(eTraversalNeeded); |
|
} |
|
|
|
mCurrentState.modified = false; |
|
return stateUpdateAvailable; |
|
} |
|
|
|
void Layer::notifyAvailableFrames() { |
|
auto headFrameNumber = getHeadFrameNumber(); |
|
bool headFenceSignaled = headFenceHasSignaled(); |
|
Mutex::Autolock lock(mLocalSyncPointMutex); |
|
for (auto& point : mLocalSyncPoints) { |
|
if (headFrameNumber >= point->getFrameNumber() && headFenceSignaled) { |
|
point->setFrameAvailable(); |
|
} |
|
} |
|
} |
|
|
|
uint32_t Layer::doTransaction(uint32_t flags) { |
|
ATRACE_CALL(); |
|
|
|
pushPendingState(); |
|
Layer::State c = getCurrentState(); |
|
if (!applyPendingStates(&c)) { |
|
return 0; |
|
} |
|
|
|
const Layer::State& s(getDrawingState()); |
|
|
|
const bool sizeChanged = (c.requested.w != s.requested.w) || |
|
(c.requested.h != s.requested.h); |
|
|
|
if (sizeChanged) { |
|
// the size changed, we need to ask our client to request a new buffer |
|
ALOGD_IF(DEBUG_RESIZE, |
|
"doTransaction: geometry (layer=%p '%s'), tr=%02x, scalingMode=%d\n" |
|
" current={ active ={ wh={%4u,%4u} crop={%4d,%4d,%4d,%4d} (%4d,%4d) }\n" |
|
" requested={ wh={%4u,%4u} }}\n" |
|
" drawing={ active ={ wh={%4u,%4u} crop={%4d,%4d,%4d,%4d} (%4d,%4d) }\n" |
|
" requested={ wh={%4u,%4u} }}\n", |
|
this, getName().string(), mCurrentTransform, |
|
getEffectiveScalingMode(), |
|
c.active.w, c.active.h, |
|
c.crop.left, |
|
c.crop.top, |
|
c.crop.right, |
|
c.crop.bottom, |
|
c.crop.getWidth(), |
|
c.crop.getHeight(), |
|
c.requested.w, c.requested.h, |
|
s.active.w, s.active.h, |
|
s.crop.left, |
|
s.crop.top, |
|
s.crop.right, |
|
s.crop.bottom, |
|
s.crop.getWidth(), |
|
s.crop.getHeight(), |
|
s.requested.w, s.requested.h); |
|
|
|
// record the new size, form this point on, when the client request |
|
// a buffer, it'll get the new size. |
|
mSurfaceFlingerConsumer->setDefaultBufferSize( |
|
c.requested.w, c.requested.h); |
|
} |
|
|
|
const bool resizePending = (c.requested.w != c.active.w) || |
|
(c.requested.h != c.active.h); |
|
if (!isFixedSize()) { |
|
if (resizePending && mSidebandStream == NULL) { |
|
// don't let Layer::doTransaction update the drawing state |
|
// if we have a pending resize, unless we are in fixed-size mode. |
|
// the drawing state will be updated only once we receive a buffer |
|
// with the correct size. |
|
// |
|
// in particular, we want to make sure the clip (which is part |
|
// of the geometry state) is latched together with the size but is |
|
// latched immediately when no resizing is involved. |
|
// |
|
// If a sideband stream is attached, however, we want to skip this |
|
// optimization so that transactions aren't missed when a buffer |
|
// never arrives |
|
|
|
flags |= eDontUpdateGeometryState; |
|
} |
|
} |
|
|
|
// Here we apply various requested geometry states, depending on our |
|
// latching configuration. See Layer.h for a detailed discussion of |
|
// how geometry latching is controlled. |
|
if (!(flags & eDontUpdateGeometryState)) { |
|
Layer::State& editCurrentState(getCurrentState()); |
|
|
|
// If mFreezeGeometryUpdates is true we are in the setGeometryAppliesWithResize |
|
// mode, which causes attributes which normally latch regardless of scaling mode, |
|
// to be delayed. We copy the requested state to the active state making sure |
|
// to respect these rules (again see Layer.h for a detailed discussion). |
|
// |
|
// There is an awkward asymmetry in the handling of the crop states in the position |
|
// states, as can be seen below. Largely this arises from position and transform |
|
// being stored in the same data structure while having different latching rules. |
|
// b/38182305 |
|
// |
|
// Careful that "c" and editCurrentState may not begin as equivalent due to |
|
// applyPendingStates in the presence of deferred transactions. |
|
if (mFreezeGeometryUpdates) { |
|
float tx = c.active.transform.tx(); |
|
float ty = c.active.transform.ty(); |
|
c.active = c.requested; |
|
c.active.transform.set(tx, ty); |
|
editCurrentState.active = c.active; |
|
} else { |
|
editCurrentState.active = editCurrentState.requested; |
|
c.active = c.requested; |
|
} |
|
} |
|
|
|
if (s.active != c.active) { |
|
// invalidate and recompute the visible regions if needed |
|
flags |= Layer::eVisibleRegion; |
|
} |
|
|
|
if (c.sequence != s.sequence) { |
|
// invalidate and recompute the visible regions if needed |
|
flags |= eVisibleRegion; |
|
this->contentDirty = true; |
|
|
|
// we may use linear filtering, if the matrix scales us |
|
const uint8_t type = c.active.transform.getType(); |
|
mNeedsFiltering = (!c.active.transform.preserveRects() || |
|
(type >= Transform::SCALE)); |
|
} |
|
|
|
// If the layer is hidden, signal and clear out all local sync points so |
|
// that transactions for layers depending on this layer's frames becoming |
|
// visible are not blocked |
|
if (c.flags & layer_state_t::eLayerHidden) { |
|
clearSyncPoints(); |
|
} |
|
|
|
// Commit the transaction |
|
commitTransaction(c); |
|
return flags; |
|
} |
|
|
|
void Layer::commitTransaction(const State& stateToCommit) { |
|
mDrawingState = stateToCommit; |
|
#ifdef MTK_SF_DEBUG_SUPPORT |
|
// dump state result after transaction committed |
|
if (CC_UNLIKELY(mFlinger->sPropertiesState.mLogTransaction)) { |
|
String8 result; |
|
Colorizer colorizer(false); |
|
Layer::dump(result, colorizer); |
|
ALOGD("%s", result.string()); |
|
} |
|
#endif |
|
} |
|
|
|
uint32_t Layer::getTransactionFlags(uint32_t flags) { |
|
return android_atomic_and(~flags, &mTransactionFlags) & flags; |
|
} |
|
|
|
uint32_t Layer::setTransactionFlags(uint32_t flags) { |
|
return android_atomic_or(flags, &mTransactionFlags); |
|
} |
|
|
|
bool Layer::setPosition(float x, float y, bool immediate) { |
|
if (mCurrentState.requested.transform.tx() == x && mCurrentState.requested.transform.ty() == y) |
|
return false; |
|
mCurrentState.sequence++; |
|
|
|
// We update the requested and active position simultaneously because |
|
// we want to apply the position portion of the transform matrix immediately, |
|
// but still delay scaling when resizing a SCALING_MODE_FREEZE layer. |
|
mCurrentState.requested.transform.set(x, y); |
|
if (immediate && !mFreezeGeometryUpdates) { |
|
// Here we directly update the active state |
|
// unlike other setters, because we store it within |
|
// the transform, but use different latching rules. |
|
// b/38182305 |
|
mCurrentState.active.transform.set(x, y); |
|
} |
|
mFreezeGeometryUpdates = mFreezeGeometryUpdates || !immediate; |
|
|
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
|
|
bool Layer::setChildLayer(const sp<Layer>& childLayer, int32_t z) { |
|
ssize_t idx = mCurrentChildren.indexOf(childLayer); |
|
if (idx < 0) { |
|
return false; |
|
} |
|
if (childLayer->setLayer(z)) { |
|
mCurrentChildren.removeAt(idx); |
|
mCurrentChildren.add(childLayer); |
|
} |
|
return true; |
|
} |
|
|
|
bool Layer::setLayer(int32_t z) { |
|
if (mCurrentState.z == z) |
|
return false; |
|
mCurrentState.sequence++; |
|
mCurrentState.z = z; |
|
mCurrentState.modified = true; |
|
|
|
// Discard all relative layering. |
|
if (mCurrentState.zOrderRelativeOf != nullptr) { |
|
sp<Layer> strongRelative = mCurrentState.zOrderRelativeOf.promote(); |
|
if (strongRelative != nullptr) { |
|
strongRelative->removeZOrderRelative(this); |
|
} |
|
mCurrentState.zOrderRelativeOf = nullptr; |
|
} |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
|
|
void Layer::removeZOrderRelative(const wp<Layer>& relative) { |
|
mCurrentState.zOrderRelatives.remove(relative); |
|
mCurrentState.sequence++; |
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
} |
|
|
|
void Layer::addZOrderRelative(const wp<Layer>& relative) { |
|
mCurrentState.zOrderRelatives.add(relative); |
|
mCurrentState.modified = true; |
|
mCurrentState.sequence++; |
|
setTransactionFlags(eTransactionNeeded); |
|
} |
|
|
|
bool Layer::setRelativeLayer(const sp<IBinder>& relativeToHandle, int32_t z) { |
|
sp<Handle> handle = static_cast<Handle*>(relativeToHandle.get()); |
|
if (handle == nullptr) { |
|
return false; |
|
} |
|
sp<Layer> relative = handle->owner.promote(); |
|
if (relative == nullptr) { |
|
return false; |
|
} |
|
|
|
mCurrentState.sequence++; |
|
mCurrentState.modified = true; |
|
mCurrentState.z = z; |
|
|
|
mCurrentState.zOrderRelativeOf = relative; |
|
relative->addZOrderRelative(this); |
|
|
|
setTransactionFlags(eTransactionNeeded); |
|
|
|
return true; |
|
} |
|
|
|
bool Layer::setSize(uint32_t w, uint32_t h) { |
|
if (mCurrentState.requested.w == w && mCurrentState.requested.h == h) |
|
return false; |
|
#ifdef MTK_IG_IMPROVEMENT |
|
if (mName.find("com.instagram.android/com.instagram.modal.TransparentModalActivity") == 0 && |
|
!(w >= 1080 && h >= 1920)) { |
|
mCurrentState.flags = mCurrentState.flags & ~layer_state_t::eLayerOpaque; |
|
mCurrentState.mask = layer_state_t::eLayerOpaque; |
|
} |
|
#endif |
|
mCurrentState.requested.w = w; |
|
mCurrentState.requested.h = h; |
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
#ifdef USE_HWC2 |
|
bool Layer::setAlpha(float alpha) { |
|
#else |
|
bool Layer::setAlpha(uint8_t alpha) { |
|
#endif |
|
if (mCurrentState.alpha == alpha) |
|
return false; |
|
mCurrentState.sequence++; |
|
mCurrentState.alpha = alpha; |
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
bool Layer::setMatrix(const layer_state_t::matrix22_t& matrix) { |
|
mCurrentState.sequence++; |
|
mCurrentState.requested.transform.set( |
|
matrix.dsdx, matrix.dtdy, matrix.dtdx, matrix.dsdy); |
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
bool Layer::setTransparentRegionHint(const Region& transparent) { |
|
mCurrentState.requestedTransparentRegion = transparent; |
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
bool Layer::setFlags(uint8_t flags, uint8_t mask) { |
|
const uint32_t newFlags = (mCurrentState.flags & ~mask) | (flags & mask); |
|
if (mCurrentState.flags == newFlags) |
|
return false; |
|
mCurrentState.sequence++; |
|
mCurrentState.flags = newFlags; |
|
mCurrentState.mask = mask; |
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
|
|
bool Layer::setCrop(const Rect& crop, bool immediate) { |
|
if (mCurrentState.requestedCrop == crop) |
|
return false; |
|
mCurrentState.sequence++; |
|
mCurrentState.requestedCrop = crop; |
|
if (immediate && !mFreezeGeometryUpdates) { |
|
mCurrentState.crop = crop; |
|
} |
|
mFreezeGeometryUpdates = mFreezeGeometryUpdates || !immediate; |
|
|
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
|
|
bool Layer::setFinalCrop(const Rect& crop, bool immediate) { |
|
if (mCurrentState.requestedFinalCrop == crop) |
|
return false; |
|
mCurrentState.sequence++; |
|
mCurrentState.requestedFinalCrop = crop; |
|
if (immediate && !mFreezeGeometryUpdates) { |
|
mCurrentState.finalCrop = crop; |
|
} |
|
mFreezeGeometryUpdates = mFreezeGeometryUpdates || !immediate; |
|
|
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
|
|
bool Layer::setOverrideScalingMode(int32_t scalingMode) { |
|
if (scalingMode == mOverrideScalingMode) |
|
return false; |
|
mOverrideScalingMode = scalingMode; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
|
|
void Layer::setInfo(uint32_t type, uint32_t appId) { |
|
mCurrentState.appId = appId; |
|
mCurrentState.type = type; |
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
} |
|
|
|
uint32_t Layer::getEffectiveScalingMode() const { |
|
if (mOverrideScalingMode >= 0) { |
|
return mOverrideScalingMode; |
|
} |
|
return mCurrentScalingMode; |
|
} |
|
|
|
bool Layer::setLayerStack(uint32_t layerStack) { |
|
if (mCurrentState.layerStack == layerStack) |
|
return false; |
|
mCurrentState.sequence++; |
|
mCurrentState.layerStack = layerStack; |
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
|
|
bool Layer::setDataSpace(android_dataspace dataSpace) { |
|
if (mCurrentState.dataSpace == dataSpace) |
|
return false; |
|
mCurrentState.sequence++; |
|
mCurrentState.dataSpace = dataSpace; |
|
mCurrentState.modified = true; |
|
setTransactionFlags(eTransactionNeeded); |
|
return true; |
|
} |
|
|
|
android_dataspace Layer::getDataSpace() const { |
|
return mCurrentState.dataSpace; |
|
} |
|
|
|
uint32_t Layer::getLayerStack() const { |
|
auto p = mDrawingParent.promote(); |
|
if (p == nullptr) { |
|
return getDrawingState().layerStack; |
|
} |
|
return p->getLayerStack(); |
|
} |
|
|
|
void Layer::deferTransactionUntil(const sp<Layer>& barrierLayer, |
|
uint64_t frameNumber) { |
|
mCurrentState.barrierLayer = barrierLayer; |
|
mCurrentState.frameNumber = frameNumber; |
|
// We don't set eTransactionNeeded, because just receiving a deferral |
|
// request without any other state updates shouldn't actually induce a delay |
|
mCurrentState.modified = true; |
|
pushPendingState(); |
|
mCurrentState.barrierLayer = nullptr; |
|
mCurrentState.frameNumber = 0; |
|
mCurrentState.modified = false; |
|
} |
|
|
|
void Layer::deferTransactionUntil(const sp<IBinder>& barrierHandle, |
|
uint64_t frameNumber) { |
|
sp<Handle> handle = static_cast<Handle*>(barrierHandle.get()); |
|
deferTransactionUntil(handle->owner.promote(), frameNumber); |
|
} |
|
|
|
void Layer::useSurfaceDamage() { |
|
if (mFlinger->mForceFullDamage) { |
|
surfaceDamageRegion = Region::INVALID_REGION; |
|
} else { |
|
surfaceDamageRegion = mSurfaceFlingerConsumer->getSurfaceDamage(); |
|
} |
|
} |
|
|
|
void Layer::useEmptyDamage() { |
|
surfaceDamageRegion.clear(); |
|
} |
|
|
|
// ---------------------------------------------------------------------------- |
|
// pageflip handling... |
|
// ---------------------------------------------------------------------------- |
|
|
|
bool Layer::shouldPresentNow(const DispSync& dispSync) const { |
|
if (mSidebandStreamChanged || mAutoRefresh) { |
|
return true; |
|
} |
|
|
|
Mutex::Autolock lock(mQueueItemLock); |
|
if (mQueueItems.empty()) { |
|
return false; |
|
} |
|
auto timestamp = mQueueItems[0].mTimestamp; |
|
nsecs_t expectedPresent = |
|
mSurfaceFlingerConsumer->computeExpectedPresent(dispSync); |
|
|
|
// Ignore timestamps more than a second in the future |
|
bool isPlausible = timestamp < (expectedPresent + s2ns(1)); |
|
ALOGW_IF(!isPlausible, "[%s] Timestamp %" PRId64 " seems implausible " |
|
"relative to expectedPresent %" PRId64, mName.string(), timestamp, |
|
expectedPresent); |
|
#ifdef MTK_SF_DEBUG_SUPPORT |
|
char ___traceBuf[128]; |
|
snprintf(___traceBuf, sizeof(___traceBuf), " defer %s(ns)", mName.string()); |
|
LAYER_ATRACE_BUFFER("defer %s(ns): expexted:%" PRId64 " timestamp:%" PRId64, |
|
mName.string(), expectedPresent, timestamp); |
|
#endif |
|
|
|
bool isDue = timestamp < expectedPresent; |
|
#ifdef MTK_DISPLAY_DEJITTER |
|
if (mDispDeJitter != nullptr) { |
|
bool needDelay = DispDeJitterHelper::getInstance().shouldDelayPresent(mDispDeJitter, |
|
mQueueItems[0].mGraphicBuffer, expectedPresent); |
|
return !isPlausible || (!needDelay && isDue); |
|
} |
|
#endif |
|
return isDue || !isPlausible; |
|
} |
|
|
|
bool Layer::onPreComposition(nsecs_t refreshStartTime) { |
|
if (mBufferLatched) { |
|
Mutex::Autolock lock(mFrameEventHistoryMutex); |
|
mFrameEventHistory.addPreComposition(mCurrentFrameNumber, refreshStartTime); |
|
} |
|
mRefreshPending = false; |
|
return mQueuedFrames > 0 || mSidebandStreamChanged || mAutoRefresh; |
|
} |
|
|
|
bool Layer::onPostComposition(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 (!mFrameLatencyNeeded) |
|
return false; |
|
|
|
// Update mFrameEventHistory. |
|
{ |
|
Mutex::Autolock lock(mFrameEventHistoryMutex); |
|
mFrameEventHistory.addPostComposition(mCurrentFrameNumber, |
|
glDoneFence, presentFence, compositorTiming); |
|
} |
|
|
|
// Update mFrameTracker. |
|
nsecs_t desiredPresentTime = mSurfaceFlingerConsumer->getTimestamp(); |
|
mFrameTracker.setDesiredPresentTime(desiredPresentTime); |
|
|
|
std::shared_ptr<FenceTime> frameReadyFence = |
|
mSurfaceFlingerConsumer->getCurrentFenceTime(); |
|
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 (presentFence->isValid()) { |
|
mFrameTracker.setActualPresentFence( |
|
std::shared_ptr<FenceTime>(presentFence)); |
|
} else { |
|
// The HWC doesn't support present fences, so use the refresh |
|
// timestamp instead. |
|
mFrameTracker.setActualPresentTime( |
|
mFlinger->getHwComposer().getRefreshTimestamp( |
|
HWC_DISPLAY_PRIMARY)); |
|
} |
|
|
|
mFrameTracker.advanceFrame(); |
|
mFrameLatencyNeeded = false; |
|
return true; |
|
} |
|
|
|
#ifdef USE_HWC2 |
|
void Layer::releasePendingBuffer(nsecs_t dequeueReadyTime) { |
|
if (!mSurfaceFlingerConsumer->releasePendingBuffer()) { |
|
return; |
|
} |
|
|
|
auto releaseFenceTime = std::make_shared<FenceTime>( |
|
mSurfaceFlingerConsumer->getPrevFinalReleaseFence()); |
|
mReleaseTimeline.updateSignalTimes(); |
|
mReleaseTimeline.push(releaseFenceTime); |
|
|
|
Mutex::Autolock lock(mFrameEventHistoryMutex); |
|
if (mPreviousFrameNumber != 0) { |
|
mFrameEventHistory.addRelease(mPreviousFrameNumber, |
|
dequeueReadyTime, std::move(releaseFenceTime)); |
|
} |
|
} |
|
#endif |
|
|
|
bool Layer::isHiddenByPolicy() const { |
|
const Layer::State& s(mDrawingState); |
|
const auto& parent = mDrawingParent.promote(); |
|
if (parent != nullptr && parent->isHiddenByPolicy()) { |
|
return true; |
|
} |
|
return s.flags & layer_state_t::eLayerHidden; |
|
} |
|
|
|
bool Layer::isVisible() const { |
|
#ifdef USE_HWC2 |
|
return !(isHiddenByPolicy()) && getAlpha() > 0.0f |
|
&& (mActiveBuffer != NULL || mSidebandStream != NULL); |
|
#else |
|
return !(isHiddenByPolicy()) && getAlpha() |
|
&& (mActiveBuffer != NULL || mSidebandStream != NULL); |
|
#endif |
|
} |
|
|
|
bool Layer::allTransactionsSignaled() { |
|
auto headFrameNumber = getHeadFrameNumber(); |
|
bool matchingFramesFound = false; |
|
bool allTransactionsApplied = true; |
|
Mutex::Autolock lock(mLocalSyncPointMutex); |
|
|
|
for (auto& point : mLocalSyncPoints) { |
|
if (point->getFrameNumber() > headFrameNumber) { |
|
break; |
|
} |
|
matchingFramesFound = true; |
|
|
|
if (!point->frameIsAvailable()) { |
|
// We haven't notified the remote layer that the frame for |
|
// this point is available yet. Notify it now, and then |
|
// abort this attempt to latch. |
|
point->setFrameAvailable(); |
|
allTransactionsApplied = false; |
|
break; |
|
} |
|
|
|
allTransactionsApplied = allTransactionsApplied && point->transactionIsApplied(); |
|
} |
|
return !matchingFramesFound || allTransactionsApplied; |
|
} |
|
|
|
Region Layer::latchBuffer(bool& recomputeVisibleRegions, nsecs_t latchTime) |
|
{ |
|
ATRACE_CALL(); |
|
|
|
if (android_atomic_acquire_cas(true, false, &mSidebandStreamChanged) == 0) { |
|
// mSidebandStreamChanged was true |
|
mSidebandStream = mSurfaceFlingerConsumer->getSidebandStream(); |
|
if (mSidebandStream != NULL) { |
|
setTransactionFlags(eTransactionNeeded); |
|
mFlinger->setTransactionFlags(eTraversalNeeded); |
|
} |
|
recomputeVisibleRegions = true; |
|
|
|
const State& s(getDrawingState()); |
|
return getTransform().transform(Region(Rect(s.active.w, s.active.h))); |
|
} |
|
|
|
Region outDirtyRegion; |
|
if (mQueuedFrames <= 0 && !mAutoRefresh) { |
|
return outDirtyRegion; |
|
} |
|
|
|
// if we've already called updateTexImage() without going through |
|
// a composition step, we have to skip this layer at this point |
|
// because we cannot call updateTeximage() without a corresponding |
|
// compositionComplete() call. |
|
// we'll trigger an update in onPreComposition(). |
|
if (mRefreshPending) { |
|
return outDirtyRegion; |
|
} |
|
|
|
// If the head buffer's acquire fence hasn't signaled yet, return and |
|
// try again later |
|
if (!headFenceHasSignaled()) { |
|
mFlinger->signalLayerUpdate(); |
|
return outDirtyRegion; |
|
} |
|
|
|
// Capture the old state of the layer for comparisons later |
|
const State& s(getDrawingState()); |
|
const bool oldOpacity = isOpaque(s); |
|
sp<GraphicBuffer> oldActiveBuffer = mActiveBuffer; |
|
|
|
if (!allTransactionsSignaled()) { |
|
mFlinger->signalLayerUpdate(); |
|
return outDirtyRegion; |
|
} |
|
|
|
// This boolean is used to make sure that SurfaceFlinger's shadow copy |
|
// of the buffer queue isn't modified when the buffer queue is returning |
|
// BufferItem's that weren't actually queued. This can happen in shared |
|
// buffer mode. |
|
bool queuedBuffer = false; |
|
LayerRejecter r(mDrawingState, getCurrentState(), recomputeVisibleRegions, |
|
getProducerStickyTransform() != 0, mName.string(), |
|
mOverrideScalingMode, mFreezeGeometryUpdates); |
|
status_t updateResult = mSurfaceFlingerConsumer->updateTexImage(&r, |
|
mFlinger->mPrimaryDispSync, &mAutoRefresh, &queuedBuffer, |
|
mLastFrameNumberReceived); |
|
if (updateResult == BufferQueue::PRESENT_LATER) { |
|
// Producer doesn't want buffer to be displayed yet. Signal a |
|
// layer update so we check again at the next opportunity. |
|
mFlinger->signalLayerUpdate(); |
|
return outDirtyRegion; |
|
} else if (updateResult == SurfaceFlingerConsumer::BUFFER_REJECTED) { |
|
// If the buffer has been rejected, remove it from the shadow queue |
|
// and return early |
|
if (queuedBuffer) { |
|
Mutex::Autolock lock(mQueueItemLock); |
|
mQueueItems.removeAt(0); |
|
android_atomic_dec(&mQueuedFrames); |
|
} |
|
return outDirtyRegion; |
|
} else if (updateResult != NO_ERROR || mUpdateTexImageFailed) { |
|
// This can occur if something goes wrong when trying to create the |
|
// EGLImage for this buffer. If this happens, the buffer has already |
|
// been released, so we need to clean up the queue and bug out |
|
// early. |
|
if (queuedBuffer) { |
|
Mutex::Autolock lock(mQueueItemLock); |
|
mQueueItems.clear(); |
|
android_atomic_and(0, &mQueuedFrames); |
|
} |
|
|
|
// Once we have hit this state, the shadow queue may no longer |
|
// correctly reflect the incoming BufferQueue's contents, so even if |
|
// updateTexImage starts working, the only safe course of action is |
|
// to continue to ignore updates. |
|
mUpdateTexImageFailed = true; |
|
|
|
return outDirtyRegion; |
|
} |
|
|
|
if (queuedBuffer) { |
|
// Autolock scope |
|
auto currentFrameNumber = mSurfaceFlingerConsumer->getFrameNumber(); |
|
|
|
Mutex::Autolock lock(mQueueItemLock); |
|
|
|
// Remove any stale buffers that have been dropped during |
|
// updateTexImage |
|
while (mQueueItems[0].mFrameNumber != currentFrameNumber) { |
|
mQueueItems.removeAt(0); |
|
android_atomic_dec(&mQueuedFrames); |
|
} |
|
|
|
mQueueItems.removeAt(0); |
|
} |
|
|
|
|
|
// Decrement the queued-frames count. Signal another event if we |
|
// have more frames pending. |
|
if ((queuedBuffer && android_atomic_dec(&mQueuedFrames) > 1) |
|
|| mAutoRefresh) { |
|
mFlinger->signalLayerUpdate(); |
|
} |
|
|
|
// update the active buffer |
|
mActiveBuffer = mSurfaceFlingerConsumer->getCurrentBuffer( |
|
&mActiveBufferSlot); |
|
if (mActiveBuffer == NULL) { |
|
// this can only happen if the very first buffer was rejected. |
|
return outDirtyRegion; |
|
} |
|
|
|
mBufferLatched = true; |
|
mPreviousFrameNumber = mCurrentFrameNumber; |
|
mCurrentFrameNumber = mSurfaceFlingerConsumer->getFrameNumber(); |
|
|
|
{ |
|
Mutex::Autolock lock(mFrameEventHistoryMutex); |
|
mFrameEventHistory.addLatch(mCurrentFrameNumber, latchTime); |
|
#ifndef USE_HWC2 |
|
auto releaseFenceTime = std::make_shared<FenceTime>( |
|
mSurfaceFlingerConsumer->getPrevFinalReleaseFence()); |
|
mReleaseTimeline.updateSignalTimes(); |
|
mReleaseTimeline.push(releaseFenceTime); |
|
if (mPreviousFrameNumber != 0) { |
|
mFrameEventHistory.addRelease(mPreviousFrameNumber, |
|
latchTime, std::move(releaseFenceTime)); |
|
} |
|
#endif |
|
} |
|
|
|
mRefreshPending = true; |
|
mFrameLatencyNeeded = true; |
|
if (oldActiveBuffer == NULL) { |
|
// the first time we receive a buffer, we need to trigger a |
|
// geometry invalidation. |
|
recomputeVisibleRegions = true; |
|
} |
|
|
|
setDataSpace(mSurfaceFlingerConsumer->getCurrentDataSpace()); |
|
|
|
Rect crop(mSurfaceFlingerConsumer->getCurrentCrop()); |
|
const uint32_t transform(mSurfaceFlingerConsumer->getCurrentTransform()); |
|
const uint32_t scalingMode(mSurfaceFlingerConsumer->getCurrentScalingMode()); |
|
if ((crop != mCurrentCrop) || |
|
(transform != mCurrentTransform) || |
|
(scalingMode != mCurrentScalingMode)) |
|
{ |
|
mCurrentCrop = crop; |
|
mCurrentTransform = transform; |
|
mCurrentScalingMode = scalingMode; |
|
recomputeVisibleRegions = true; |
|
} |
|
|
|
if (oldActiveBuffer != NULL) { |
|
uint32_t bufWidth = mActiveBuffer->getWidth(); |
|
uint32_t bufHeight = mActiveBuffer->getHeight(); |
|
if (bufWidth != uint32_t(oldActiveBuffer->width) || |
|
bufHeight != uint32_t(oldActiveBuffer->height)) { |
|
recomputeVisibleRegions = true; |
|
} |
|
} |
|
|
|
mCurrentOpacity = getOpacityForFormat(mActiveBuffer->format); |
|
if (oldOpacity != isOpaque(s)) { |
|
recomputeVisibleRegions = true; |
|
} |
|
|
|
// Remove any sync points corresponding to the buffer which was just |
|
// latched |
|
{ |
|
Mutex::Autolock lock(mLocalSyncPointMutex); |
|
auto point = mLocalSyncPoints.begin(); |
|
while (point != mLocalSyncPoints.end()) { |
|
if (!(*point)->frameIsAvailable() || |
|
!(*point)->transactionIsApplied()) { |
|
// This sync point must have been added since we started |
|
// latching. Don't drop it yet. |
|
++point; |
|
continue; |
|
} |
|
|
|
if ((*point)->getFrameNumber() <= mCurrentFrameNumber) { |
|
point = mLocalSyncPoints.erase(point); |
|
} else { |
|
++point; |
|
} |
|
} |
|
} |
|
|
|
// FIXME: postedRegion should be dirty & bounds |
|
Region dirtyRegion(Rect(s.active.w, s.active.h)); |
|
|
|
// transform the dirty region to window-manager space |
|
outDirtyRegion = (getTransform().transform(dirtyRegion)); |
|
|
|
return outDirtyRegion; |
|
} |
|
|
|
uint32_t Layer::getEffectiveUsage(uint32_t usage) const |
|
{ |
|
// TODO: should we do something special if mSecure is set? |
|
if (mProtectedByApp) { |
|
// need a hardware-protected path to external video sink |
|
usage |= GraphicBuffer::USAGE_PROTECTED; |
|
} |
|
if (mPotentialCursor) { |
|
usage |= GraphicBuffer::USAGE_CURSOR; |
|
} |
|
usage |= GraphicBuffer::USAGE_HW_COMPOSER; |
|
return usage; |
|
} |
|
|
|
void Layer::updateTransformHint(const sp<const DisplayDevice>& hw) const { |
|
uint32_t orientation = 0; |
|
if (!mFlinger->mDebugDisableTransformHint) { |
|
// The transform hint is used to improve performance, but we can |
|
// only have a single transform hint, it cannot |
|
// apply to all displays. |
|
const Transform& planeTransform(hw->getTransform()); |
|
orientation = planeTransform.getOrientation(); |
|
if (orientation & Transform::ROT_INVALID) { |
|
orientation = 0; |
|
} |
|
} |
|
mSurfaceFlingerConsumer->setTransformHint(orientation); |
|
} |
|
|
|
// ---------------------------------------------------------------------------- |
|
// debugging |
|
// ---------------------------------------------------------------------------- |
|
|
|
void Layer::dump(String8& result, Colorizer& colorizer) const |
|
{ |
|
const Layer::State& s(getDrawingState()); |
|
|
|
colorizer.colorize(result, Colorizer::GREEN); |
|
result.appendFormat( |
|
"+ %s %p (%s)\n", |
|
getTypeId(), this, getName().string()); |
|
#ifdef MTK_SF_DEBUG_SUPPORT |
|
|
|
const sp<Layer>& p = mDrawingParent.promote(); |
|
if (p != nullptr) { |
|
result.appendFormat( |
|
" Parent: %s (%p)%s\n", |
|
p->getTypeId(), p.get(), p->getName().string()); |
|
} |
|
#endif |
|
colorizer.reset(result); |
|
|
|
s.activeTransparentRegion.dump(result, "transparentRegion"); |
|
visibleRegion.dump(result, "visibleRegion"); |
|
surfaceDamageRegion.dump(result, "surfaceDamageRegion"); |
|
sp<Client> client(mClientRef.promote()); |
|
PixelFormat pf = PIXEL_FORMAT_UNKNOWN; |
|
const sp<GraphicBuffer>& buffer(getActiveBuffer()); |
|
if (buffer != NULL) { |
|
pf = buffer->getPixelFormat(); |
|
} |
|
|
|
result.appendFormat( " " |
|
"layerStack=%4d, z=%9d, pos=(%g,%g), size=(%4d,%4d), " |
|
"crop=(%4d,%4d,%4d,%4d), finalCrop=(%4d,%4d,%4d,%4d), " |
|
"isOpaque=%1d, invalidate=%1d, " |
|
"dataspace=%s, pixelformat=%s " |
|
#ifdef USE_HWC2 |
|
"alpha=%.3f, flags=0x%08x, tr=[%.2f, %.2f][%.2f, %.2f]\n" |
|
#else |
|
"alpha=0x%02x, flags=0x%08x, tr=[%.2f, %.2f][%.2f, %.2f]\n" |
|
#endif |
|
" client=%p\n", |
|
getLayerStack(), s.z, |
|
s.active.transform.tx(), s.active.transform.ty(), |
|
s.active.w, s.active.h, |
|
s.crop.left, s.crop.top, |
|
s.crop.right, s.crop.bottom, |
|
s.finalCrop.left, s.finalCrop.top, |
|
s.finalCrop.right, s.finalCrop.bottom, |
|
isOpaque(s), contentDirty, |
|
dataspaceDetails(getDataSpace()).c_str(), decodePixelFormat(pf).c_str(), |
|
s.alpha, s.flags, |
|
s.active.transform[0][0], s.active.transform[0][1], |
|
s.active.transform[1][0], s.active.transform[1][1], |
|
client.get()); |
|
|
|
sp<const GraphicBuffer> buf0(mActiveBuffer); |
|
uint32_t w0=0, h0=0, s0=0, f0=0; |
|
if (buf0 != 0) { |
|
w0 = buf0->getWidth(); |
|
h0 = buf0->getHeight(); |
|
s0 = buf0->getStride(); |
|
f0 = buf0->format; |
|
} |
|
result.appendFormat( |
|
" " |
|
"format=%2d, activeBuffer=[%4ux%4u:%4u,%3X]," |
|
" queued-frames=%d, mRefreshPending=%d\n", |
|
mFormat, w0, h0, s0,f0, |
|
mQueuedFrames, mRefreshPending); |
|
|
|
#ifdef MTK_SF_DEBUG_SUPPORT |
|
result.appendFormat( |
|
" " |
|
"mSecure=%d, mProtectedByApp=%d, mFiltering=%d, mNeedsFiltering=%d mDestroyCalled=%d\n", |
|
isSecure(), mProtectedByApp, mFiltering, mNeedsFiltering, mDestroyCalled); |
|
#endif |
|
|
|
if (mSurfaceFlingerConsumer != 0) { |
|
mSurfaceFlingerConsumer->dumpState(result, " "); |
|
} |
|
} |
|
|
|
#ifdef USE_HWC2 |
|
void Layer::miniDumpHeader(String8& result) { |
|
result.append("----------------------------------------"); |
|
result.append("---------------------------------------\n"); |
|
result.append(" Layer name\n"); |
|
result.append(" Z | "); |
|
result.append(" Comp Type | "); |
|
result.append(" Disp Frame (LTRB) | "); |
|
result.append(" Source Crop (LTRB)\n"); |
|
result.append("----------------------------------------"); |
|
result.append("---------------------------------------\n"); |
|
} |
|
|
|
void Layer::miniDump(String8& result, int32_t hwcId) const { |
|
if (mHwcLayers.count(hwcId) == 0) { |
|
return; |
|
} |
|
|
|
String8 name; |
|
if (mName.length() > 77) { |
|
std::string shortened; |
|
shortened.append(mName.string(), 36); |
|
shortened.append("[...]"); |
|
shortened.append(mName.string() + (mName.length() - 36), 36); |
|
name = shortened.c_str(); |
|
} else { |
|
name = mName; |
|
} |
|
|
|
result.appendFormat(" %s\n", name.string()); |
|
|
|
const Layer::State& layerState(getDrawingState()); |
|
const HWCInfo& hwcInfo = mHwcLayers.at(hwcId); |
|
result.appendFormat(" %10u | ", layerState.z); |
|
result.appendFormat("%10s | ", |
|
to_string(getCompositionType(hwcId)).c_str()); |
|
const Rect& frame = hwcInfo.displayFrame; |
|
result.appendFormat("%4d %4d %4d %4d | ", frame.left, frame.top, |
|
frame.right, frame.bottom); |
|
const FloatRect& crop = hwcInfo.sourceCrop; |
|
result.appendFormat("%6.1f %6.1f %6.1f %6.1f\n", crop.left, crop.top, |
|
crop.right, crop.bottom); |
|
|
|
result.append("- - - - - - - - - - - - - - - - - - - - "); |
|
result.append("- - - - - - - - - - - - - - - - - - - -\n"); |
|
} |
|
#endif |
|
|
|
void Layer::dumpFrameStats(String8& result) const { |
|
mFrameTracker.dumpStats(result); |
|
} |
|
|
|
void Layer::clearFrameStats() { |
|
mFrameTracker.clearStats(); |
|
} |
|
|
|
void Layer::logFrameStats() { |
|
mFrameTracker.logAndResetStats(mName); |
|
} |
|
|
|
void Layer::getFrameStats(FrameStats* outStats) const { |
|
mFrameTracker.getStats(outStats); |
|
} |
|
|
|
void Layer::dumpFrameEvents(String8& result) { |
|
result.appendFormat("- Layer %s (%s, %p)\n", |
|
getName().string(), getTypeId(), this); |
|
Mutex::Autolock lock(mFrameEventHistoryMutex); |
|
mFrameEventHistory.checkFencesForCompletion(); |
|
mFrameEventHistory.dump(result); |
|
} |
|
|
|
void Layer::onDisconnect() { |
|
Mutex::Autolock lock(mFrameEventHistoryMutex); |
|
mFrameEventHistory.onDisconnect(); |
|
} |
|
|
|
void Layer::addAndGetFrameTimestamps(const NewFrameEventsEntry* newTimestamps, |
|
FrameEventHistoryDelta *outDelta) { |
|
Mutex::Autolock lock(mFrameEventHistoryMutex); |
|
if (newTimestamps) { |
|
// If there are any unsignaled fences in the aquire timeline at this |
|
// point, the previously queued frame hasn't been latched yet. Go ahead |
|
// and try to get the signal time here so the syscall is taken out of |
|
// the main thread's critical path. |
|
mAcquireTimeline.updateSignalTimes(); |
|
// Push the new fence after updating since it's likely still pending. |
|
mAcquireTimeline.push(newTimestamps->acquireFence); |
|
mFrameEventHistory.addQueue(*newTimestamps); |
|
} |
|
|
|
if (outDelta) { |
|
mFrameEventHistory.getAndResetDelta(outDelta); |
|
} |
|
} |
|
|
|
std::vector<OccupancyTracker::Segment> Layer::getOccupancyHistory( |
|
bool forceFlush) { |
|
std::vector<OccupancyTracker::Segment> history; |
|
status_t result = mSurfaceFlingerConsumer->getOccupancyHistory(forceFlush, |
|
&history); |
|
if (result != NO_ERROR) { |
|
ALOGW("[%s] Failed to obtain occupancy history (%d)", mName.string(), |
|
result); |
|
return {}; |
|
} |
|
return history; |
|
} |
|
|
|
bool Layer::getTransformToDisplayInverse() const { |
|
return mSurfaceFlingerConsumer->getTransformToDisplayInverse(); |
|
} |
|
|
|
size_t Layer::getChildrenCount() const { |
|
size_t count = 0; |
|
for (const sp<Layer>& child : mCurrentChildren) { |
|
count += 1 + child->getChildrenCount(); |
|
} |
|
return count; |
|
} |
|
|
|
void Layer::addChild(const sp<Layer>& layer) { |
|
mCurrentChildren.add(layer); |
|
layer->setParent(this); |
|
} |
|
|
|
ssize_t Layer::removeChild(const sp<Layer>& layer) { |
|
layer->setParent(nullptr); |
|
return mCurrentChildren.remove(layer); |
|
} |
|
|
|
bool Layer::reparentChildren(const sp<IBinder>& newParentHandle) { |
|
sp<Handle> handle = nullptr; |
|
sp<Layer> newParent = nullptr; |
|
if (newParentHandle == nullptr) { |
|
return false; |
|
} |
|
handle = static_cast<Handle*>(newParentHandle.get()); |
|
newParent = handle->owner.promote(); |
|
if (newParent == nullptr) { |
|
ALOGE("Unable to promote Layer handle"); |
|
return false; |
|
} |
|
|
|
for (const sp<Layer>& child : mCurrentChildren) { |
|
newParent->addChild(child); |
|
|
|
sp<Client> client(child->mClientRef.promote()); |
|
if (client != nullptr) { |
|
client->setParentLayer(newParent); |
|
} |
|
} |
|
mCurrentChildren.clear(); |
|
|
|
return true; |
|
} |
|
|
|
bool Layer::detachChildren() { |
|
traverseInZOrder(LayerVector::StateSet::Drawing, [this](Layer* child) { |
|
if (child == this) { |
|
return; |
|
} |
|
|
|
sp<Client> client(child->mClientRef.promote()); |
|
if (client != nullptr) { |
|
client->detachLayer(child); |
|
} |
|
}); |
|
|
|
return true; |
|
} |
|
|
|
void Layer::setParent(const sp<Layer>& layer) { |
|
mCurrentParent = layer; |
|
} |
|
|
|
void Layer::clearSyncPoints() { |
|
for (const auto& child : mCurrentChildren) { |
|
child->clearSyncPoints(); |
|
} |
|
|
|
Mutex::Autolock lock(mLocalSyncPointMutex); |
|
for (auto& point : mLocalSyncPoints) { |
|
point->setFrameAvailable(); |
|
} |
|
mLocalSyncPoints.clear(); |
|
} |
|
|
|
int32_t Layer::getZ() const { |
|
return mDrawingState.z; |
|
} |
|
|
|
LayerVector Layer::makeTraversalList(LayerVector::StateSet stateSet) { |
|
LOG_ALWAYS_FATAL_IF(stateSet == LayerVector::StateSet::Invalid, |
|
"makeTraversalList received invalid stateSet"); |
|
const bool useDrawing = stateSet == LayerVector::StateSet::Drawing; |
|
const LayerVector& children = useDrawing ? mDrawingChildren : mCurrentChildren; |
|
const State& state = useDrawing ? mDrawingState : mCurrentState; |
|
|
|
if (state.zOrderRelatives.size() == 0) { |
|
return children; |
|
} |
|
LayerVector traverse; |
|
|
|
for (const wp<Layer>& weakRelative : state.zOrderRelatives) { |
|
sp<Layer> strongRelative = weakRelative.promote(); |
|
if (strongRelative != nullptr) { |
|
traverse.add(strongRelative); |
|
} |
|
} |
|
|
|
for (const sp<Layer>& child : children) { |
|
traverse.add(child); |
|
} |
|
|
|
return traverse; |
|
} |
|
|
|
#ifdef MTK_AOSP_DISPLAY_BUGFIX |
|
class LayerVectorDrawing : public SortedVector<sp<Layer>> { |
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public: |
|
LayerVectorDrawing() = default; |
|
LayerVectorDrawing(const LayerVectorDrawing& rhs) : SortedVector<sp<Layer>>(rhs) {} |
|
~LayerVectorDrawing() override = default; |
|
|
|
// Sorts layer by layer-stack, Z order, and finally creation order (sequence). |
|
int do_compare(const void* lhs, const void* rhs) const override { |
|
// sort layers per layer-stack, then by z-order and finally by sequence |
|
const auto& l = *reinterpret_cast<const sp<Layer>*>(lhs); |
|
const auto& r = *reinterpret_cast<const sp<Layer>*>(rhs); |
|
|
|
uint32_t ls = l->getDrawingState().layerStack; |
|
uint32_t rs = r->getDrawingState().layerStack; |
|
if (ls != rs) |
|
return ls - rs; |
|
|
|
int32_t lz = l->getDrawingState().z; |
|
int32_t rz = r->getDrawingState().z; |
|
if (lz != rz) |
|
return lz - rz; |
|
|
|
return l->sequence - r->sequence; |
|
} |
|
}; |
|
#endif |
|
|
|
/** |
|
* Negatively signed relatives are before 'this' in Z-order. |
|
*/ |
|
void Layer::traverseInZOrder(LayerVector::StateSet stateSet, const LayerVector::Visitor& visitor) { |
|
LayerVector list = makeTraversalList(stateSet); |
|
|
|
#ifdef MTK_AOSP_DISPLAY_BUGFIX |
|
if (stateSet == LayerVector::StateSet::Drawing) { |
|
size_t k = 0; |
|
LayerVectorDrawing list_d; |
|
for (; k < list.size(); k++) { |
|
list_d.add(list[k]); |
|
} |
|
size_t i = 0; |
|
for (; i < list_d.size(); i++) { |
|
const auto& relative = list_d[i]; |
|
if (relative->getZ() >= 0) { |
|
break; |
|
} |
|
relative->traverseInZOrder(stateSet, visitor); |
|
} |
|
visitor(this); |
|
for (; i < list_d.size(); i++) { |
|
const auto& relative = list_d[i]; |
|
relative->traverseInZOrder(stateSet, visitor); |
|
} |
|
return; |
|
} |
|
#endif |
|
size_t i = 0; |
|
for (; i < list.size(); i++) { |
|
const auto& relative = list[i]; |
|
if (relative->getZ() >= 0) { |
|
break; |
|
} |
|
relative->traverseInZOrder(stateSet, visitor); |
|
} |
|
visitor(this); |
|
for (; i < list.size(); i++) { |
|
const auto& relative = list[i]; |
|
relative->traverseInZOrder(stateSet, visitor); |
|
} |
|
} |
|
|
|
/** |
|
* Positively signed relatives are before 'this' in reverse Z-order. |
|
*/ |
|
void Layer::traverseInReverseZOrder(LayerVector::StateSet stateSet, |
|
const LayerVector::Visitor& visitor) { |
|
LayerVector list = makeTraversalList(stateSet); |
|
|
|
int32_t i = 0; |
|
for (i = list.size()-1; i>=0; i--) { |
|
const auto& relative = list[i]; |
|
if (relative->getZ() < 0) { |
|
break; |
|
} |
|
relative->traverseInReverseZOrder(stateSet, visitor); |
|
} |
|
visitor(this); |
|
for (; i>=0; i--) { |
|
const auto& relative = list[i]; |
|
relative->traverseInReverseZOrder(stateSet, visitor); |
|
} |
|
} |
|
|
|
Transform Layer::getTransform() const { |
|
Transform t; |
|
const auto& p = mDrawingParent.promote(); |
|
if (p != nullptr) { |
|
t = p->getTransform(); |
|
|
|
// If the parent is not using NATIVE_WINDOW_SCALING_MODE_FREEZE (e.g. |
|
// it isFixedSize) then there may be additional scaling not accounted |
|
// for in the transform. We need to mirror this scaling in child surfaces |
|
// or we will break the contract where WM can treat child surfaces as |
|
// pixels in the parent surface. |
|
if (p->isFixedSize() && p->mActiveBuffer != nullptr) { |
|
int bufferWidth; |
|
int bufferHeight; |
|
if ((p->mCurrentTransform & NATIVE_WINDOW_TRANSFORM_ROT_90) == 0) { |
|
bufferWidth = p->mActiveBuffer->getWidth(); |
|
bufferHeight = p->mActiveBuffer->getHeight(); |
|
} else { |
|
bufferHeight = p->mActiveBuffer->getWidth(); |
|
bufferWidth = p->mActiveBuffer->getHeight(); |
|
} |
|
float sx = p->getDrawingState().active.w / |
|
static_cast<float>(bufferWidth); |
|
float sy = p->getDrawingState().active.h / |
|
static_cast<float>(bufferHeight); |
|
Transform extraParentScaling; |
|
extraParentScaling.set(sx, 0, 0, sy); |
|
t = t * extraParentScaling; |
|
} |
|
} |
|
return t * getDrawingState().active.transform; |
|
} |
|
|
|
#ifdef USE_HWC2 |
|
float Layer::getAlpha() const { |
|
const auto& p = mDrawingParent.promote(); |
|
|
|
float parentAlpha = (p != nullptr) ? p->getAlpha() : 1.0; |
|
return parentAlpha * getDrawingState().alpha; |
|
} |
|
#else |
|
uint8_t Layer::getAlpha() const { |
|
const auto& p = mDrawingParent.promote(); |
|
|
|
float parentAlpha = (p != nullptr) ? (p->getAlpha() / 255.0f) : 1.0; |
|
float drawingAlpha = getDrawingState().alpha / 255.0f; |
|
drawingAlpha = drawingAlpha * parentAlpha; |
|
return static_cast<uint8_t>(std::round(drawingAlpha * 255)); |
|
} |
|
#endif |
|
|
|
void Layer::commitChildList() { |
|
for (size_t i = 0; i < mCurrentChildren.size(); i++) { |
|
const auto& child = mCurrentChildren[i]; |
|
child->commitChildList(); |
|
} |
|
mDrawingChildren = mCurrentChildren; |
|
mDrawingParent = mCurrentParent; |
|
} |
|
|
|
// --------------------------------------------------------------------------- |
|
|
|
}; // namespace android |
|
|
|
#if defined(__gl_h_) |
|
#error "don't include gl/gl.h in this file" |
|
#endif |
|
|
|
#if defined(__gl2_h_) |
|
#error "don't include gl2/gl2.h in this file" |
|
#endif
|
|
|