1279 lines
53 KiB
C++
1279 lines
53 KiB
C++
/*
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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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#pragma once
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#include <android/gui/DropInputMode.h>
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#include <android/gui/ISurfaceComposerClient.h>
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#include <gui/BufferQueue.h>
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#include <gui/LayerState.h>
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#include <gui/WindowInfo.h>
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#include <layerproto/LayerProtoHeader.h>
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#include <math/vec4.h>
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#include <renderengine/Mesh.h>
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#include <renderengine/Texture.h>
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#include <sys/types.h>
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#include <ui/BlurRegion.h>
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#include <ui/FloatRect.h>
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#include <ui/FrameStats.h>
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#include <ui/GraphicBuffer.h>
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#include <ui/PixelFormat.h>
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#include <ui/Region.h>
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#include <ui/StretchEffect.h>
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#include <ui/Transform.h>
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#include <utils/RefBase.h>
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#include <utils/Timers.h>
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#include <compositionengine/LayerFE.h>
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#include <compositionengine/LayerFECompositionState.h>
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#include <scheduler/Fps.h>
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#include <scheduler/Seamlessness.h>
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#include <chrono>
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#include <cstdint>
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#include <list>
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#include <optional>
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#include <vector>
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#include "Client.h"
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#include "DisplayHardware/HWComposer.h"
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#include "FrameTracker.h"
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#include "LayerFE.h"
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#include "LayerVector.h"
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#include "Scheduler/LayerInfo.h"
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#include "SurfaceFlinger.h"
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#include "Tracing/LayerTracing.h"
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#include "TransactionCallbackInvoker.h"
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#ifdef MTK_SF_GUI_DEBUG_SUPPORT
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// class BufferQueueDebug cannot include by forward declaration.
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// Because of the performance issue, FramebufferSurface holds a BufferQueueDebug
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// object directly.
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#include <mediatek/BufferQueueDebug.h>
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#endif
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using namespace android::surfaceflinger;
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namespace android {
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class Client;
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class Colorizer;
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class DisplayDevice;
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class GraphicBuffer;
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class SurfaceFlinger;
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#ifdef MTK_DISPLAY_DEJITTER
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class DispDeJitter;
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#endif
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namespace compositionengine {
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class OutputLayer;
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struct LayerFECompositionState;
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}
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namespace gui {
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class LayerDebugInfo;
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}
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namespace frametimeline {
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class SurfaceFrame;
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} // namespace frametimeline
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class Layer : public virtual RefBase {
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public:
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// The following constants represent priority of the window. SF uses this information when
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// deciding which window has a priority when deciding about the refresh rate of the screen.
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// Priority 0 is considered the highest priority. -1 means that the priority is unset.
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static constexpr int32_t PRIORITY_UNSET = -1;
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// Windows that are in focus and voted for the preferred mode ID
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static constexpr int32_t PRIORITY_FOCUSED_WITH_MODE = 0;
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// // Windows that are in focus, but have not requested a specific mode ID.
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static constexpr int32_t PRIORITY_FOCUSED_WITHOUT_MODE = 1;
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// Windows that are not in focus, but voted for a specific mode ID.
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static constexpr int32_t PRIORITY_NOT_FOCUSED_WITH_MODE = 2;
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enum { // flags for doTransaction()
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eDontUpdateGeometryState = 0x00000001,
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eVisibleRegion = 0x00000002,
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eInputInfoChanged = 0x00000004
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};
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struct Geometry {
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uint32_t w;
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uint32_t h;
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ui::Transform transform;
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inline bool operator==(const Geometry& rhs) const {
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return (w == rhs.w && h == rhs.h) && (transform.tx() == rhs.transform.tx()) &&
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(transform.ty() == rhs.transform.ty());
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}
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inline bool operator!=(const Geometry& rhs) const { return !operator==(rhs); }
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};
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using FrameRate = scheduler::LayerInfo::FrameRate;
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using FrameRateCompatibility = scheduler::LayerInfo::FrameRateCompatibility;
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struct State {
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int32_t z;
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ui::LayerStack layerStack;
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uint32_t flags;
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int32_t sequence; // changes when visible regions can change
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bool modified;
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// Crop is expressed in layer space coordinate.
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Rect crop;
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LayerMetadata metadata;
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// If non-null, a Surface this Surface's Z-order is interpreted relative to.
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wp<Layer> zOrderRelativeOf;
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bool isRelativeOf{false};
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// A list of surfaces whose Z-order is interpreted relative to ours.
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SortedVector<wp<Layer>> zOrderRelatives;
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half4 color;
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float cornerRadius;
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int backgroundBlurRadius;
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gui::WindowInfo inputInfo;
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wp<Layer> touchableRegionCrop;
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ui::Dataspace dataspace;
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uint64_t frameNumber;
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// high watermark framenumber to use to check for barriers to protect ourselves
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// from out of order transactions
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uint64_t barrierFrameNumber;
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ui::Transform transform;
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uint32_t producerId = 0;
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// high watermark producerId to use to check for barriers to protect ourselves
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// from out of order transactions
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uint32_t barrierProducerId = 0;
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uint32_t bufferTransform;
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bool transformToDisplayInverse;
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Region transparentRegionHint;
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std::shared_ptr<renderengine::ExternalTexture> buffer;
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sp<Fence> acquireFence;
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std::shared_ptr<FenceTime> acquireFenceTime;
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HdrMetadata hdrMetadata;
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Region surfaceDamageRegion;
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int32_t api;
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sp<NativeHandle> sidebandStream;
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mat4 colorTransform;
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bool hasColorTransform;
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// pointer to background color layer that, if set, appears below the buffer state layer
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// and the buffer state layer's children. Z order will be set to
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// INT_MIN
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sp<Layer> bgColorLayer;
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// The deque of callback handles for this frame. The back of the deque contains the most
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// recent callback handle.
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std::deque<sp<CallbackHandle>> callbackHandles;
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bool colorSpaceAgnostic;
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nsecs_t desiredPresentTime = 0;
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bool isAutoTimestamp = true;
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// Length of the cast shadow. If the radius is > 0, a shadow of length shadowRadius will
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// be rendered around the layer.
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float shadowRadius;
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// Layer regions that are made of custom materials, like frosted glass
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std::vector<BlurRegion> blurRegions;
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// Priority of the layer assigned by Window Manager.
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int32_t frameRateSelectionPriority;
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// Default frame rate compatibility used to set the layer refresh rate votetype.
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FrameRateCompatibility defaultFrameRateCompatibility;
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FrameRate frameRate;
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// The combined frame rate of parents / children of this layer
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FrameRate frameRateForLayerTree;
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// Set by window manager indicating the layer and all its children are
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// in a different orientation than the display. The hint suggests that
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// the graphic producers should receive a transform hint as if the
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// display was in this orientation. When the display changes to match
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// the layer orientation, the graphic producer may not need to allocate
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// a buffer of a different size. ui::Transform::ROT_INVALID means the
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// a fixed transform hint is not set.
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ui::Transform::RotationFlags fixedTransformHint;
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// The vsync info that was used to start the transaction
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FrameTimelineInfo frameTimelineInfo;
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// When the transaction was posted
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nsecs_t postTime;
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sp<ITransactionCompletedListener> releaseBufferListener;
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// SurfaceFrame that tracks the timeline of Transactions that contain a Buffer. Only one
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// such SurfaceFrame exists because only one buffer can be presented on the layer per vsync.
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// If multiple buffers are queued, the prior ones will be dropped, along with the
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// SurfaceFrame that's tracking them.
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std::shared_ptr<frametimeline::SurfaceFrame> bufferSurfaceFrameTX;
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// A map of token(frametimelineVsyncId) to the SurfaceFrame that's tracking a transaction
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// that contains the token. Only one SurfaceFrame exisits for transactions that share the
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// same token, unless they are presented in different vsyncs.
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std::unordered_map<int64_t, std::shared_ptr<frametimeline::SurfaceFrame>>
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bufferlessSurfaceFramesTX;
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// An arbitrary threshold for the number of BufferlessSurfaceFrames in the state. Used to
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// trigger a warning if the number of SurfaceFrames crosses the threshold.
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static constexpr uint32_t kStateSurfaceFramesThreshold = 25;
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// Stretch effect to apply to this layer
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StretchEffect stretchEffect;
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// Whether or not this layer is a trusted overlay for input
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bool isTrustedOverlay;
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Rect bufferCrop;
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Rect destinationFrame;
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sp<IBinder> releaseBufferEndpoint;
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gui::DropInputMode dropInputMode;
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bool autoRefresh = false;
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bool dimmingEnabled = true;
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float currentHdrSdrRatio = 1.f;
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float desiredHdrSdrRatio = 1.f;
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gui::CachingHint cachingHint = gui::CachingHint::Enabled;
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int64_t latchedVsyncId = 0;
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bool useVsyncIdForRefreshRateSelection = false;
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};
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explicit Layer(const LayerCreationArgs& args);
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virtual ~Layer();
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static bool isLayerFocusedBasedOnPriority(int32_t priority);
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static void miniDumpHeader(std::string& result);
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// Provide unique string for each class type in the Layer hierarchy
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virtual const char* getType() const { return "Layer"; }
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// true if this layer is visible, false otherwise
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virtual bool isVisible() const;
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virtual sp<Layer> createClone(uint32_t mirrorRoot);
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// Set a 2x2 transformation matrix on the layer. This transform
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// will be applied after parent transforms, but before any final
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// producer specified transform.
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bool setMatrix(const layer_state_t::matrix22_t& matrix);
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// This second set of geometry attributes are controlled by
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// setGeometryAppliesWithResize, and their default mode is to be
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// immediate. If setGeometryAppliesWithResize is specified
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// while a resize is pending, then update of these attributes will
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// be delayed until the resize completes.
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// setPosition operates in parent buffer space (pre parent-transform) or display
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// space for top-level layers.
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bool setPosition(float x, float y);
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// Buffer space
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bool setCrop(const Rect& crop);
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// TODO(b/38182121): Could we eliminate the various latching modes by
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// using the layer hierarchy?
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// -----------------------------------------------------------------------
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virtual bool setLayer(int32_t z);
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virtual bool setRelativeLayer(const sp<IBinder>& relativeToHandle, int32_t relativeZ);
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virtual bool setAlpha(float alpha);
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bool setColor(const half3& /*color*/);
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// Set rounded corner radius for this layer and its children.
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//
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// We only support 1 radius per layer in the hierarchy, where parent layers have precedence.
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// The shape of the rounded corner rectangle is specified by the crop rectangle of the layer
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// from which we inferred the rounded corner radius.
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virtual bool setCornerRadius(float cornerRadius);
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// When non-zero, everything below this layer will be blurred by backgroundBlurRadius, which
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// is specified in pixels.
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virtual bool setBackgroundBlurRadius(int backgroundBlurRadius);
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virtual bool setBlurRegions(const std::vector<BlurRegion>& effectRegions);
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bool setTransparentRegionHint(const Region& transparent);
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virtual bool setTrustedOverlay(bool);
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virtual bool setFlags(uint32_t flags, uint32_t mask);
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virtual bool setLayerStack(ui::LayerStack);
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virtual ui::LayerStack getLayerStack(
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LayerVector::StateSet state = LayerVector::StateSet::Drawing) const;
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virtual bool setMetadata(const LayerMetadata& data);
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virtual void setChildrenDrawingParent(const sp<Layer>&);
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virtual bool reparent(const sp<IBinder>& newParentHandle) REQUIRES(mFlinger->mStateLock);
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virtual bool setColorTransform(const mat4& matrix);
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virtual mat4 getColorTransform() const;
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virtual bool hasColorTransform() const;
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virtual bool isColorSpaceAgnostic() const { return mDrawingState.colorSpaceAgnostic; }
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virtual bool isDimmingEnabled() const { return getDrawingState().dimmingEnabled; }
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float getDesiredHdrSdrRatio() const { return getDrawingState().desiredHdrSdrRatio; }
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float getCurrentHdrSdrRatio() const { return getDrawingState().currentHdrSdrRatio; }
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gui::CachingHint getCachingHint() const { return getDrawingState().cachingHint; }
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bool setTransform(uint32_t /*transform*/);
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bool setTransformToDisplayInverse(bool /*transformToDisplayInverse*/);
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bool setBuffer(std::shared_ptr<renderengine::ExternalTexture>& /* buffer */,
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const BufferData& /* bufferData */, nsecs_t /* postTime */,
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nsecs_t /*desiredPresentTime*/, bool /*isAutoTimestamp*/,
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std::optional<nsecs_t> /* dequeueTime */, const FrameTimelineInfo& /*info*/);
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void setDesiredPresentTime(nsecs_t /*desiredPresentTime*/, bool /*isAutoTimestamp*/);
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bool setDataspace(ui::Dataspace /*dataspace*/);
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bool setExtendedRangeBrightness(float currentBufferRatio, float desiredRatio);
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bool setCachingHint(gui::CachingHint cachingHint);
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bool setHdrMetadata(const HdrMetadata& /*hdrMetadata*/);
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bool setSurfaceDamageRegion(const Region& /*surfaceDamage*/);
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bool setApi(int32_t /*api*/);
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bool setSidebandStream(const sp<NativeHandle>& /*sidebandStream*/);
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bool setTransactionCompletedListeners(const std::vector<sp<CallbackHandle>>& /*handles*/,
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bool willPresent);
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virtual bool setBackgroundColor(const half3& color, float alpha, ui::Dataspace dataspace)
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REQUIRES(mFlinger->mStateLock);
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virtual bool setColorSpaceAgnostic(const bool agnostic);
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virtual bool setDimmingEnabled(const bool dimmingEnabled);
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virtual bool setDefaultFrameRateCompatibility(FrameRateCompatibility compatibility);
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virtual bool setFrameRateSelectionPriority(int32_t priority);
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virtual bool setFixedTransformHint(ui::Transform::RotationFlags fixedTransformHint);
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void setAutoRefresh(bool /* autoRefresh */);
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bool setDropInputMode(gui::DropInputMode);
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// If the variable is not set on the layer, it traverses up the tree to inherit the frame
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// rate priority from its parent.
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virtual int32_t getFrameRateSelectionPriority() const;
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//
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virtual FrameRateCompatibility getDefaultFrameRateCompatibility() const;
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//
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ui::Dataspace getDataSpace() const;
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virtual sp<LayerFE> getCompositionEngineLayerFE() const;
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virtual sp<LayerFE> copyCompositionEngineLayerFE() const;
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sp<LayerFE> getCompositionEngineLayerFE(const frontend::LayerHierarchy::TraversalPath&);
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const frontend::LayerSnapshot* getLayerSnapshot() const;
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frontend::LayerSnapshot* editLayerSnapshot();
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std::unique_ptr<frontend::LayerSnapshot> stealLayerSnapshot();
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void updateLayerSnapshot(std::unique_ptr<frontend::LayerSnapshot> snapshot);
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// If we have received a new buffer this frame, we will pass its surface
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// damage down to hardware composer. Otherwise, we must send a region with
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// one empty rect.
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void useSurfaceDamage();
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void useEmptyDamage();
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Region getVisibleRegion(const DisplayDevice*) const;
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void updateLastLatchTime(nsecs_t latchtime);
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/*
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* isOpaque - true if this surface is opaque
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*
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* This takes into account the buffer format (i.e. whether or not the
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* pixel format includes an alpha channel) and the "opaque" flag set
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* on the layer. It does not examine the current plane alpha value.
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*/
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bool isOpaque(const Layer::State&) const;
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/*
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* Returns whether this layer can receive input.
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*/
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bool canReceiveInput() const;
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/*
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* Whether or not the layer should be considered visible for input calculations.
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*/
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virtual bool isVisibleForInput() const {
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// For compatibility reasons we let layers which can receive input
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// receive input before they have actually submitted a buffer. Because
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// of this we use canReceiveInput instead of isVisible to check the
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// policy-visibility, ignoring the buffer state. However for layers with
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// hasInputInfo()==false we can use the real visibility state.
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// We are just using these layers for occlusion detection in
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// InputDispatcher, and obviously if they aren't visible they can't occlude
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// anything.
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return hasInputInfo() ? canReceiveInput() : isVisible();
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}
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/*
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* isProtected - true if the layer may contain protected contents in the
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* GRALLOC_USAGE_PROTECTED sense.
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*/
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bool isProtected() const;
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/*
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* isFixedSize - true if content has a fixed size
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*/
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virtual bool isFixedSize() const { return true; }
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/*
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* usesSourceCrop - true if content should use a source crop
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*/
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bool usesSourceCrop() const { return hasBufferOrSidebandStream(); }
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// Most layers aren't created from the main thread, and therefore need to
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// grab the SF state lock to access HWC, but ContainerLayer does, so we need
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// to avoid grabbing the lock again to avoid deadlock
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virtual bool isCreatedFromMainThread() const { return false; }
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ui::Transform getActiveTransform(const Layer::State& s) const { return s.transform; }
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Region getActiveTransparentRegion(const Layer::State& s) const {
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return s.transparentRegionHint;
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}
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Rect getCrop(const Layer::State& s) const { return s.crop; }
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bool needsFiltering(const DisplayDevice*) const;
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// True if this layer requires filtering
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// This method is distinct from needsFiltering() in how the filter
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// requirement is computed. needsFiltering() compares displayFrame and crop,
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// where as this method transforms the displayFrame to layer-stack space
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// first. This method should be used if there is no physical display to
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// project onto when taking screenshots, as the filtering requirements are
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// different.
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// If the parent transform needs to be undone when capturing the layer, then
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// the inverse parent transform is also required.
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bool needsFilteringForScreenshots(const DisplayDevice*, const ui::Transform&) const;
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// from graphics API
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ui::Dataspace translateDataspace(ui::Dataspace dataspace);
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#ifdef MTK_AOSP_DISPLAY_BUGFIX
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bool hasGrallocDataSpace();
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#endif
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void updateCloneBufferInfo();
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uint64_t mPreviousFrameNumber = 0;
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bool isHdrY410() const;
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/*
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* called after composition.
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* returns true if the layer latched a new buffer this frame.
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*/
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void onPostComposition(const DisplayDevice*, const std::shared_ptr<FenceTime>& /*glDoneFence*/,
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const std::shared_ptr<FenceTime>& /*presentFence*/,
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const CompositorTiming&);
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// If a buffer was replaced this frame, release the former buffer
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void releasePendingBuffer(nsecs_t /*dequeueReadyTime*/);
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/*
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* latchBuffer - called each time the screen is redrawn and returns whether
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* the visible regions need to be recomputed (this is a fairly heavy
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* operation, so this should be set only if needed). Typically this is used
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* to figure out if the content or size of a surface has changed.
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*/
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bool latchBuffer(bool& /*recomputeVisibleRegions*/, nsecs_t /*latchTime*/);
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bool latchBufferImpl(bool& /*recomputeVisibleRegions*/, nsecs_t /*latchTime*/,
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bool bgColorOnly);
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/*
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* Returns true if the currently presented buffer will be released when this layer state
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* is latched. This will return false if there is no buffer currently presented.
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*/
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bool willReleaseBufferOnLatch() const;
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/*
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* Calls latchBuffer if the buffer has a frame queued and then releases the buffer.
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* This is used if the buffer is just latched and releases to free up the buffer
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* and will not be shown on screen.
|
|
* Should only be called on the main thread.
|
|
*/
|
|
void latchAndReleaseBuffer();
|
|
|
|
/*
|
|
* returns the rectangle that crops the content of the layer and scales it
|
|
* to the layer's size.
|
|
*/
|
|
Rect getBufferCrop() const;
|
|
|
|
/*
|
|
* Returns the transform applied to the buffer.
|
|
*/
|
|
uint32_t getBufferTransform() const;
|
|
|
|
sp<GraphicBuffer> getBuffer() const;
|
|
const std::shared_ptr<renderengine::ExternalTexture>& getExternalTexture() const;
|
|
|
|
/*
|
|
* Returns if a frame is ready
|
|
*/
|
|
bool hasReadyFrame() const;
|
|
|
|
virtual int32_t getQueuedFrameCount() const { return 0; }
|
|
|
|
/**
|
|
* Returns active buffer size in the correct orientation. Buffer size is determined by undoing
|
|
* any buffer transformations. Returns Rect::INVALID_RECT if the layer has no buffer or the
|
|
* layer does not have a display frame and its parent is not bounded.
|
|
*/
|
|
Rect getBufferSize(const Layer::State&) const;
|
|
|
|
/**
|
|
* Returns the source bounds. If the bounds are not defined, it is inferred from the
|
|
* buffer size. Failing that, the bounds are determined from the passed in parent bounds.
|
|
* For the root layer, this is the display viewport size.
|
|
*/
|
|
FloatRect computeSourceBounds(const FloatRect& parentBounds) const;
|
|
virtual FrameRate getFrameRateForLayerTree() const;
|
|
|
|
bool getTransformToDisplayInverse() const;
|
|
|
|
// Returns how rounded corners should be drawn for this layer.
|
|
// A layer can override its parent's rounded corner settings if the parent's rounded
|
|
// corner crop does not intersect with its own rounded corner crop.
|
|
virtual frontend::RoundedCornerState getRoundedCornerState() const;
|
|
|
|
bool hasRoundedCorners() const { return getRoundedCornerState().hasRoundedCorners(); }
|
|
|
|
PixelFormat getPixelFormat() const;
|
|
/**
|
|
* Return whether this layer needs an input info. We generate InputWindowHandles for all
|
|
* non-cursor buffered layers regardless of whether they have an InputChannel. This is to enable
|
|
* the InputDispatcher to do PID based occlusion detection.
|
|
*/
|
|
bool needsInputInfo() const {
|
|
return (hasInputInfo() || hasBufferOrSidebandStream()) && !mPotentialCursor;
|
|
}
|
|
|
|
// Implements RefBase.
|
|
void onFirstRef() override;
|
|
|
|
struct BufferInfo {
|
|
nsecs_t mDesiredPresentTime;
|
|
std::shared_ptr<FenceTime> mFenceTime;
|
|
sp<Fence> mFence;
|
|
uint32_t mTransform{0};
|
|
ui::Dataspace mDataspace{ui::Dataspace::UNKNOWN};
|
|
Rect mCrop;
|
|
uint32_t mScaleMode{NATIVE_WINDOW_SCALING_MODE_FREEZE};
|
|
Region mSurfaceDamage;
|
|
HdrMetadata mHdrMetadata;
|
|
int mApi;
|
|
PixelFormat mPixelFormat{PIXEL_FORMAT_NONE};
|
|
bool mTransformToDisplayInverse{false};
|
|
|
|
std::shared_ptr<renderengine::ExternalTexture> mBuffer;
|
|
uint64_t mFrameNumber;
|
|
sp<IBinder> mReleaseBufferEndpoint;
|
|
|
|
bool mFrameLatencyNeeded{false};
|
|
float mDesiredHdrSdrRatio = 1.f;
|
|
};
|
|
|
|
BufferInfo mBufferInfo;
|
|
|
|
// implements compositionengine::LayerFE
|
|
const compositionengine::LayerFECompositionState* getCompositionState() const;
|
|
bool fenceHasSignaled() const;
|
|
void onPreComposition(nsecs_t refreshStartTime);
|
|
void onLayerDisplayed(ftl::SharedFuture<FenceResult>, ui::LayerStack layerStack);
|
|
|
|
void setWasClientComposed(const sp<Fence>& fence) {
|
|
mLastClientCompositionFence = fence;
|
|
mClearClientCompositionFenceOnLayerDisplayed = false;
|
|
}
|
|
|
|
const char* getDebugName() const;
|
|
|
|
bool setShadowRadius(float shadowRadius);
|
|
|
|
// Before color management is introduced, contents on Android have to be
|
|
// desaturated in order to match what they appears like visually.
|
|
// With color management, these contents will appear desaturated, thus
|
|
// needed to be saturated so that they match what they are designed for
|
|
// visually.
|
|
bool isLegacyDataSpace() const;
|
|
|
|
uint32_t getTransactionFlags() const { return mTransactionFlags; }
|
|
|
|
static bool computeTrustedPresentationState(const FloatRect& bounds,
|
|
const FloatRect& sourceBounds,
|
|
const Region& coveredRegion,
|
|
const FloatRect& screenBounds, float,
|
|
const ui::Transform&,
|
|
const TrustedPresentationThresholds&);
|
|
void updateTrustedPresentationState(const DisplayDevice* display,
|
|
const frontend::LayerSnapshot* snapshot, int64_t time_in_ms,
|
|
bool leaveState);
|
|
|
|
inline bool hasTrustedPresentationListener() {
|
|
return mTrustedPresentationListener.callbackInterface != nullptr;
|
|
}
|
|
|
|
// Sets the masked bits.
|
|
void setTransactionFlags(uint32_t mask);
|
|
|
|
// Clears and returns the masked bits.
|
|
uint32_t clearTransactionFlags(uint32_t mask);
|
|
|
|
FloatRect getBounds(const Region& activeTransparentRegion) const;
|
|
FloatRect getBounds() const;
|
|
Rect getInputBoundsInDisplaySpace(const FloatRect& insetBounds,
|
|
const ui::Transform& displayTransform);
|
|
|
|
// Compute bounds for the layer and cache the results.
|
|
void computeBounds(FloatRect parentBounds, ui::Transform parentTransform, float shadowRadius);
|
|
|
|
int32_t getSequence() const { return sequence; }
|
|
|
|
// For tracing.
|
|
// TODO: Replace with raw buffer id from buffer metadata when that becomes available.
|
|
// GraphicBuffer::getId() does not provide a reliable global identifier. Since the traces
|
|
// creates its tracks by buffer id and has no way of associating a buffer back to the process
|
|
// that created it, the current implementation is only sufficient for cases where a buffer is
|
|
// only used within a single layer.
|
|
uint64_t getCurrentBufferId() const { return getBuffer() ? getBuffer()->getId() : 0; }
|
|
|
|
/*
|
|
* isSecure - true if this surface is secure, that is if it prevents
|
|
* screenshots or VNC servers. A surface can be set to be secure by the
|
|
* application, being secure doesn't mean the surface has DRM contents.
|
|
*/
|
|
bool isSecure() const;
|
|
|
|
/*
|
|
* isHiddenByPolicy - true if this layer has been forced invisible.
|
|
* just because this is false, doesn't mean isVisible() is true.
|
|
* For example if this layer has no active buffer, it may not be hidden by
|
|
* policy, but it still can not be visible.
|
|
*/
|
|
bool isHiddenByPolicy() const;
|
|
|
|
// True if the layer should be skipped in screenshots, screen recordings,
|
|
// and mirroring to external or virtual displays.
|
|
bool isInternalDisplayOverlay() const;
|
|
|
|
ui::LayerFilter getOutputFilter() const {
|
|
return {getLayerStack(), isInternalDisplayOverlay()};
|
|
}
|
|
|
|
bool isRemovedFromCurrentState() const;
|
|
|
|
LayerProto* writeToProto(LayersProto& layersProto, uint32_t traceFlags);
|
|
void writeCompositionStateToProto(LayerProto* layerProto, ui::LayerStack layerStack);
|
|
|
|
// Write states that are modified by the main thread. This includes drawing
|
|
// state as well as buffer data. This should be called in the main or tracing
|
|
// thread.
|
|
void writeToProtoDrawingState(LayerProto* layerInfo);
|
|
// Write drawing or current state. If writing current state, the caller should hold the
|
|
// external mStateLock. If writing drawing state, this function should be called on the
|
|
// main or tracing thread.
|
|
void writeToProtoCommonState(LayerProto* layerInfo, LayerVector::StateSet,
|
|
uint32_t traceFlags = LayerTracing::TRACE_ALL);
|
|
|
|
gui::WindowInfo::Type getWindowType() const { return mWindowType; }
|
|
|
|
bool updateMirrorInfo(const std::deque<Layer*>& cloneRootsPendingUpdates);
|
|
|
|
/*
|
|
* doTransaction - process the transaction. This is a good place to figure
|
|
* out which attributes of the surface have changed.
|
|
*/
|
|
virtual uint32_t doTransaction(uint32_t transactionFlags);
|
|
|
|
/*
|
|
* Remove relative z for the layer if its relative parent is not part of the
|
|
* provided layer tree.
|
|
*/
|
|
void removeRelativeZ(const std::vector<Layer*>& layersInTree);
|
|
|
|
/*
|
|
* Remove from current state and mark for removal.
|
|
*/
|
|
void removeFromCurrentState() REQUIRES(mFlinger->mStateLock);
|
|
|
|
/*
|
|
* called with the state lock from a binder thread when the layer is
|
|
* removed from the current list to the pending removal list
|
|
*/
|
|
void onRemovedFromCurrentState() REQUIRES(mFlinger->mStateLock);
|
|
|
|
/*
|
|
* Called when the layer is added back to the current state list.
|
|
*/
|
|
void addToCurrentState();
|
|
|
|
/*
|
|
* Sets display transform hint on BufferLayerConsumer.
|
|
*/
|
|
void updateTransformHint(ui::Transform::RotationFlags);
|
|
void skipReportingTransformHint();
|
|
inline const State& getDrawingState() const { return mDrawingState; }
|
|
inline State& getDrawingState() { return mDrawingState; }
|
|
|
|
gui::LayerDebugInfo getLayerDebugInfo(const DisplayDevice*) const;
|
|
|
|
void miniDump(std::string& result, const DisplayDevice&) const;
|
|
void dumpFrameStats(std::string& result) const;
|
|
void dumpOffscreenDebugInfo(std::string& result) const;
|
|
void clearFrameStats();
|
|
void logFrameStats();
|
|
void getFrameStats(FrameStats* outStats) const;
|
|
void onDisconnect();
|
|
|
|
ui::Transform getTransform() const;
|
|
bool isTransformValid() const;
|
|
|
|
// Returns the Alpha of the Surface, accounting for the Alpha
|
|
// of parent Surfaces in the hierarchy (alpha's will be multiplied
|
|
// down the hierarchy).
|
|
half getAlpha() const;
|
|
half4 getColor() const;
|
|
int32_t getBackgroundBlurRadius() const;
|
|
bool drawShadows() const { return mEffectiveShadowRadius > 0.f; };
|
|
|
|
// Returns the transform hint set by Window Manager on the layer or one of its parents.
|
|
// This traverses the current state because the data is needed when creating
|
|
// the layer(off drawing thread) and the hint should be available before the producer
|
|
// is ready to acquire a buffer.
|
|
ui::Transform::RotationFlags getFixedTransformHint() const;
|
|
|
|
/**
|
|
* Traverse this layer and it's hierarchy of children directly. Unlike traverseInZOrder
|
|
* which will not emit children who have relativeZOrder to another layer, this method
|
|
* just directly emits all children. It also emits them in no particular order.
|
|
* So this method is not suitable for graphical operations, as it doesn't represent
|
|
* the scene state, but it's also more efficient than traverseInZOrder and so useful for
|
|
* book-keeping.
|
|
*/
|
|
void traverse(LayerVector::StateSet, const LayerVector::Visitor&);
|
|
void traverseInReverseZOrder(LayerVector::StateSet, const LayerVector::Visitor&);
|
|
void traverseInZOrder(LayerVector::StateSet, const LayerVector::Visitor&);
|
|
void traverseChildren(const LayerVector::Visitor&);
|
|
|
|
/**
|
|
* Traverse only children in z order, ignoring relative layers that are not children of the
|
|
* parent.
|
|
*/
|
|
void traverseChildrenInZOrder(LayerVector::StateSet, const LayerVector::Visitor&);
|
|
|
|
size_t getDescendantCount() const;
|
|
size_t getChildrenCount() const { return mDrawingChildren.size(); }
|
|
bool isHandleAlive() const { return mHandleAlive; }
|
|
bool onHandleDestroyed() { return mHandleAlive = false; }
|
|
|
|
// ONLY CALL THIS FROM THE LAYER DTOR!
|
|
// See b/141111965. We need to add current children to offscreen layers in
|
|
// the layer dtor so as not to dangle layers. Since the layer has not
|
|
// committed its transaction when the layer is destroyed, we must add
|
|
// current children. This is safe in the dtor as we will no longer update
|
|
// the current state, but should not be called anywhere else!
|
|
LayerVector& getCurrentChildren() { return mCurrentChildren; }
|
|
|
|
void addChild(const sp<Layer>&);
|
|
// Returns index if removed, or negative value otherwise
|
|
// for symmetry with Vector::remove
|
|
ssize_t removeChild(const sp<Layer>& layer);
|
|
sp<Layer> getParent() const { return mCurrentParent.promote(); }
|
|
|
|
// Should be called with the surfaceflinger statelock held
|
|
bool isAtRoot() const { return mIsAtRoot; }
|
|
void setIsAtRoot(bool isAtRoot) { mIsAtRoot = isAtRoot; }
|
|
|
|
bool hasParent() const { return getParent() != nullptr; }
|
|
Rect getScreenBounds(bool reduceTransparentRegion = true) const;
|
|
bool setChildLayer(const sp<Layer>& childLayer, int32_t z);
|
|
bool setChildRelativeLayer(const sp<Layer>& childLayer,
|
|
const sp<IBinder>& relativeToHandle, int32_t relativeZ);
|
|
|
|
// Copy the current list of children to the drawing state. Called by
|
|
// SurfaceFlinger to complete a transaction.
|
|
void commitChildList();
|
|
int32_t getZ(LayerVector::StateSet) const;
|
|
|
|
/**
|
|
* Returns the cropped buffer size or the layer crop if the layer has no buffer. Return
|
|
* INVALID_RECT if the layer has no buffer and no crop.
|
|
* A layer with an invalid buffer size and no crop is considered to be boundless. The layer
|
|
* bounds are constrained by its parent bounds.
|
|
*/
|
|
Rect getCroppedBufferSize(const Layer::State& s) const;
|
|
|
|
bool setFrameRate(FrameRate);
|
|
|
|
virtual void setFrameTimelineInfoForBuffer(const FrameTimelineInfo& /*info*/) {}
|
|
void setFrameTimelineVsyncForBufferTransaction(const FrameTimelineInfo& info, nsecs_t postTime);
|
|
void setFrameTimelineVsyncForBufferlessTransaction(const FrameTimelineInfo& info,
|
|
nsecs_t postTime);
|
|
|
|
void addSurfaceFrameDroppedForBuffer(
|
|
std::shared_ptr<frametimeline::SurfaceFrame>& surfaceFrame);
|
|
void addSurfaceFramePresentedForBuffer(
|
|
std::shared_ptr<frametimeline::SurfaceFrame>& surfaceFrame, nsecs_t acquireFenceTime,
|
|
nsecs_t currentLatchTime);
|
|
|
|
std::shared_ptr<frametimeline::SurfaceFrame> createSurfaceFrameForTransaction(
|
|
const FrameTimelineInfo& info, nsecs_t postTime);
|
|
std::shared_ptr<frametimeline::SurfaceFrame> createSurfaceFrameForBuffer(
|
|
const FrameTimelineInfo& info, nsecs_t queueTime, std::string debugName);
|
|
|
|
bool setTrustedPresentationInfo(TrustedPresentationThresholds const& thresholds,
|
|
TrustedPresentationListener const& listener);
|
|
|
|
// Creates a new handle each time, so we only expect
|
|
// this to be called once.
|
|
sp<IBinder> getHandle();
|
|
const std::string& getName() const { return mName; }
|
|
bool getPremultipledAlpha() const;
|
|
void setInputInfo(const gui::WindowInfo& info);
|
|
|
|
struct InputDisplayArgs {
|
|
const ui::Transform* transform = nullptr;
|
|
bool isSecure = false;
|
|
};
|
|
gui::WindowInfo fillInputInfo(const InputDisplayArgs& displayArgs);
|
|
|
|
/**
|
|
* Returns whether this layer has an explicitly set input-info.
|
|
*/
|
|
bool hasInputInfo() const;
|
|
|
|
// Sets the gui::GameMode for the tree rooted at this layer. A layer in the tree inherits this
|
|
// gui::GameMode unless it (or an ancestor) has GAME_MODE_METADATA.
|
|
void setGameModeForTree(gui::GameMode);
|
|
|
|
void setGameMode(gui::GameMode gameMode) { mGameMode = gameMode; }
|
|
gui::GameMode getGameMode() const { return mGameMode; }
|
|
|
|
virtual uid_t getOwnerUid() const { return mOwnerUid; }
|
|
|
|
pid_t getOwnerPid() { return mOwnerPid; }
|
|
|
|
// This layer is not a clone, but it's the parent to the cloned hierarchy. The
|
|
// variable mClonedChild represents the top layer that will be cloned so this
|
|
// layer will be the parent of mClonedChild.
|
|
// The layers in the cloned hierarchy will match the lifetime of the real layers. That is
|
|
// if the real layer is destroyed, then the clone layer will also be destroyed.
|
|
sp<Layer> mClonedChild;
|
|
bool mHadClonedChild = false;
|
|
void setClonedChild(const sp<Layer>& mClonedChild);
|
|
|
|
mutable bool contentDirty{false};
|
|
Region surfaceDamageRegion;
|
|
|
|
// Layer serial number. This gives layers an explicit ordering, so we
|
|
// have a stable sort order when their layer stack and Z-order are
|
|
// the same.
|
|
const int32_t sequence;
|
|
|
|
bool mPendingHWCDestroy{false};
|
|
|
|
bool backpressureEnabled() const {
|
|
return mDrawingState.flags & layer_state_t::eEnableBackpressure;
|
|
}
|
|
|
|
bool setStretchEffect(const StretchEffect& effect);
|
|
StretchEffect getStretchEffect() const;
|
|
bool enableBorder(bool shouldEnable, float width, const half4& color);
|
|
bool isBorderEnabled();
|
|
float getBorderWidth();
|
|
const half4& getBorderColor();
|
|
|
|
bool setBufferCrop(const Rect& /* bufferCrop */);
|
|
bool setDestinationFrame(const Rect& /* destinationFrame */);
|
|
// See mPendingBufferTransactions
|
|
void decrementPendingBufferCount();
|
|
std::atomic<int32_t>* getPendingBufferCounter() { return &mPendingBufferTransactions; }
|
|
std::string getPendingBufferCounterName() { return mBlastTransactionName; }
|
|
bool updateGeometry();
|
|
|
|
bool simpleBufferUpdate(const layer_state_t&) const;
|
|
|
|
static bool isOpaqueFormat(PixelFormat format);
|
|
|
|
// Updates the LayerSnapshot. This must be called prior to sending layer data to
|
|
// CompositionEngine or RenderEngine (i.e. before calling CompositionEngine::present or
|
|
// LayerFE::prepareClientComposition).
|
|
//
|
|
// TODO(b/238781169) Remove direct calls to RenderEngine::drawLayers that don't go through
|
|
// CompositionEngine to create a single path for composing layers.
|
|
void updateSnapshot(bool updateGeometry);
|
|
void updateChildrenSnapshots(bool updateGeometry);
|
|
void updateMetadataSnapshot(const LayerMetadata& parentMetadata);
|
|
void updateRelativeMetadataSnapshot(const LayerMetadata& relativeLayerMetadata,
|
|
std::unordered_set<Layer*>& visited);
|
|
sp<Layer> getClonedFrom() const {
|
|
return mClonedFrom != nullptr ? mClonedFrom.promote() : nullptr;
|
|
}
|
|
bool isClone() { return mClonedFrom != nullptr; }
|
|
|
|
bool willPresentCurrentTransaction() const;
|
|
|
|
void callReleaseBufferCallback(const sp<ITransactionCompletedListener>& listener,
|
|
const sp<GraphicBuffer>& buffer, uint64_t framenumber,
|
|
const sp<Fence>& releaseFence);
|
|
bool setFrameRateForLayerTreeLegacy(FrameRate);
|
|
bool setFrameRateForLayerTree(FrameRate, const scheduler::LayerProps&);
|
|
void recordLayerHistoryBufferUpdate(const scheduler::LayerProps&);
|
|
void recordLayerHistoryAnimationTx(const scheduler::LayerProps&);
|
|
auto getLayerProps() const {
|
|
return scheduler::LayerProps{
|
|
.visible = isVisible(),
|
|
.bounds = getBounds(),
|
|
.transform = getTransform(),
|
|
.setFrameRateVote = getFrameRateForLayerTree(),
|
|
.frameRateSelectionPriority = getFrameRateSelectionPriority(),
|
|
};
|
|
};
|
|
bool hasBuffer() const { return mBufferInfo.mBuffer != nullptr; }
|
|
void setTransformHint(std::optional<ui::Transform::RotationFlags> transformHint) {
|
|
mTransformHint = transformHint;
|
|
}
|
|
// Keeps track of the previously presented layer stacks. This is used to get
|
|
// the release fences from the correct displays when we release the last buffer
|
|
// from the layer.
|
|
std::vector<ui::LayerStack> mPreviouslyPresentedLayerStacks;
|
|
// Exposed so SurfaceFlinger can assert that it's held
|
|
const sp<SurfaceFlinger> mFlinger;
|
|
|
|
protected:
|
|
// For unit tests
|
|
friend class TestableSurfaceFlinger;
|
|
friend class FpsReporterTest;
|
|
friend class RefreshRateSelectionTest;
|
|
friend class SetFrameRateTest;
|
|
friend class TransactionFrameTracerTest;
|
|
friend class TransactionSurfaceFrameTest;
|
|
|
|
virtual void setInitialValuesForClone(const sp<Layer>& clonedFrom, uint32_t mirrorRootId);
|
|
void preparePerFrameCompositionState();
|
|
void preparePerFrameBufferCompositionState();
|
|
void preparePerFrameEffectsCompositionState();
|
|
virtual void commitTransaction(State& stateToCommit);
|
|
void gatherBufferInfo();
|
|
void onSurfaceFrameCreated(const std::shared_ptr<frametimeline::SurfaceFrame>&);
|
|
|
|
bool isClonedFromAlive() { return getClonedFrom() != nullptr; }
|
|
|
|
void cloneDrawingState(const Layer* from);
|
|
void updateClonedDrawingState(std::map<sp<Layer>, sp<Layer>>& clonedLayersMap);
|
|
void updateClonedChildren(const sp<Layer>& mirrorRoot,
|
|
std::map<sp<Layer>, sp<Layer>>& clonedLayersMap);
|
|
void updateClonedRelatives(const std::map<sp<Layer>, sp<Layer>>& clonedLayersMap);
|
|
void addChildToDrawing(const sp<Layer>&);
|
|
void updateClonedInputInfo(const std::map<sp<Layer>, sp<Layer>>& clonedLayersMap);
|
|
|
|
void prepareBasicGeometryCompositionState();
|
|
void prepareGeometryCompositionState();
|
|
void prepareCursorCompositionState();
|
|
|
|
uint32_t getEffectiveUsage(uint32_t usage) const;
|
|
|
|
/**
|
|
* Setup rounded corners coordinates of this layer, taking into account the layer bounds and
|
|
* crop coordinates, transforming them into layer space.
|
|
*/
|
|
void setupRoundedCornersCropCoordinates(Rect win, const FloatRect& roundedCornersCrop) const;
|
|
void setParent(const sp<Layer>&);
|
|
LayerVector makeTraversalList(LayerVector::StateSet, bool* outSkipRelativeZUsers);
|
|
void addZOrderRelative(const wp<Layer>& relative);
|
|
void removeZOrderRelative(const wp<Layer>& relative);
|
|
compositionengine::OutputLayer* findOutputLayerForDisplay(const DisplayDevice*) const;
|
|
bool usingRelativeZ(LayerVector::StateSet) const;
|
|
|
|
virtual ui::Transform getInputTransform() const;
|
|
/**
|
|
* Get the bounds in layer space within which this layer can receive input.
|
|
*
|
|
* These bounds are used to:
|
|
* - Determine the input frame for the layer to be used for occlusion detection; and
|
|
* - Determine the coordinate space within which the layer will receive input. The top-left of
|
|
* this rect will be the origin of the coordinate space that the input events sent to the
|
|
* layer will be in (prior to accounting for surface insets).
|
|
*
|
|
* The layer can still receive touch input if these bounds are invalid if
|
|
* "replaceTouchableRegionWithCrop" is specified. In this case, the layer will receive input
|
|
* in this layer's space, regardless of the specified crop layer.
|
|
*/
|
|
std::pair<FloatRect, bool> getInputBounds(bool fillParentBounds) const;
|
|
|
|
bool mPremultipliedAlpha{true};
|
|
const std::string mName;
|
|
const std::string mTransactionName{"TX - " + mName};
|
|
|
|
// These are only accessed by the main thread or the tracing thread.
|
|
State mDrawingState;
|
|
|
|
TrustedPresentationThresholds mTrustedPresentationThresholds;
|
|
TrustedPresentationListener mTrustedPresentationListener;
|
|
bool mLastComputedTrustedPresentationState = false;
|
|
bool mLastReportedTrustedPresentationState = false;
|
|
int64_t mEnteredTrustedPresentationStateTime = -1;
|
|
|
|
uint32_t mTransactionFlags{0};
|
|
// Updated in doTransaction, used to track the last sequence number we
|
|
// committed. Currently this is really only used for updating visible
|
|
// regions.
|
|
int32_t mLastCommittedTxSequence = -1;
|
|
|
|
// Timestamp history for UIAutomation. Thread safe.
|
|
FrameTracker mFrameTracker;
|
|
|
|
// main thread
|
|
sp<NativeHandle> mSidebandStream;
|
|
// False if the buffer and its contents have been previously used for GPU
|
|
// composition, true otherwise.
|
|
bool mIsActiveBufferUpdatedForGpu = true;
|
|
|
|
// We encode unset as -1.
|
|
std::atomic<uint64_t> mCurrentFrameNumber{0};
|
|
// Whether filtering is needed b/c of the drawingstate
|
|
bool mNeedsFiltering{false};
|
|
|
|
std::atomic<bool> mRemovedFromDrawingState{false};
|
|
|
|
// page-flip thread (currently main thread)
|
|
bool mProtectedByApp{false}; // application requires protected path to external sink
|
|
|
|
// protected by mLock
|
|
mutable Mutex mLock;
|
|
|
|
const wp<Client> mClientRef;
|
|
|
|
// This layer can be a cursor on some displays.
|
|
bool mPotentialCursor{false};
|
|
|
|
LayerVector mCurrentChildren{LayerVector::StateSet::Current};
|
|
LayerVector mDrawingChildren{LayerVector::StateSet::Drawing};
|
|
|
|
wp<Layer> mCurrentParent;
|
|
wp<Layer> mDrawingParent;
|
|
|
|
// Window types from WindowManager.LayoutParams
|
|
const gui::WindowInfo::Type mWindowType;
|
|
|
|
// The owner of the layer. If created from a non system process, it will be the calling uid.
|
|
// If created from a system process, the value can be passed in.
|
|
uid_t mOwnerUid;
|
|
|
|
// The owner pid of the layer. If created from a non system process, it will be the calling pid.
|
|
// If created from a system process, the value can be passed in.
|
|
pid_t mOwnerPid;
|
|
|
|
// Keeps track of the time SF latched the last buffer from this layer.
|
|
// Used in buffer stuffing analysis in FrameTimeline.
|
|
nsecs_t mLastLatchTime = 0;
|
|
|
|
mutable bool mDrawingStateModified = false;
|
|
|
|
sp<Fence> mLastClientCompositionFence;
|
|
bool mClearClientCompositionFenceOnLayerDisplayed = false;
|
|
private:
|
|
friend class SlotGenerationTest;
|
|
friend class TransactionFrameTracerTest;
|
|
friend class TransactionSurfaceFrameTest;
|
|
|
|
bool getAutoRefresh() const { return mDrawingState.autoRefresh; }
|
|
bool getSidebandStreamChanged() const { return mSidebandStreamChanged; }
|
|
|
|
std::atomic<bool> mSidebandStreamChanged{false};
|
|
|
|
// Returns true if the layer can draw shadows on its border.
|
|
virtual bool canDrawShadows() const { return true; }
|
|
|
|
aidl::android::hardware::graphics::composer3::Composition getCompositionType(
|
|
const DisplayDevice&) const;
|
|
|
|
/**
|
|
* Returns an unsorted vector of all layers that are part of this tree.
|
|
* That includes the current layer and all its descendants.
|
|
*/
|
|
std::vector<Layer*> getLayersInTree(LayerVector::StateSet);
|
|
/**
|
|
* Traverses layers that are part of this tree in the correct z order.
|
|
* layersInTree must be sorted before calling this method.
|
|
*/
|
|
void traverseChildrenInZOrderInner(const std::vector<Layer*>& layersInTree,
|
|
LayerVector::StateSet, const LayerVector::Visitor&);
|
|
LayerVector makeChildrenTraversalList(LayerVector::StateSet,
|
|
const std::vector<Layer*>& layersInTree);
|
|
|
|
void updateTreeHasFrameRateVote();
|
|
bool propagateFrameRateForLayerTree(FrameRate parentFrameRate, bool* transactionNeeded);
|
|
void setZOrderRelativeOf(const wp<Layer>& relativeOf);
|
|
bool isTrustedOverlay() const;
|
|
gui::DropInputMode getDropInputMode() const;
|
|
void handleDropInputMode(gui::WindowInfo& info) const;
|
|
|
|
// Find the root of the cloned hierarchy, this means the first non cloned parent.
|
|
// This will return null if first non cloned parent is not found.
|
|
sp<Layer> getClonedRoot();
|
|
|
|
// Finds the top most layer in the hierarchy. This will find the root Layer where the parent is
|
|
// null.
|
|
sp<Layer> getRootLayer();
|
|
|
|
// Fills in the touch occlusion mode of the first parent (including this layer) that
|
|
// hasInputInfo() or no-op if no such parent is found.
|
|
void fillTouchOcclusionMode(gui::WindowInfo& info);
|
|
|
|
// Fills in the frame and transform info for the gui::WindowInfo.
|
|
void fillInputFrameInfo(gui::WindowInfo&, const ui::Transform& screenToDisplay);
|
|
|
|
inline void tracePendingBufferCount(int32_t pendingBuffers);
|
|
|
|
// Latch sideband stream and returns true if the dirty region should be updated.
|
|
bool latchSidebandStream(bool& recomputeVisibleRegions);
|
|
|
|
bool hasFrameUpdate() const;
|
|
|
|
void updateTexImage(nsecs_t latchTime, bool bgColorOnly = false);
|
|
|
|
// Crop that applies to the buffer
|
|
Rect computeBufferCrop(const State& s);
|
|
|
|
void callReleaseBufferCallback(const sp<ITransactionCompletedListener>& listener,
|
|
const sp<GraphicBuffer>& buffer, uint64_t framenumber,
|
|
const sp<Fence>& releaseFence,
|
|
uint32_t currentMaxAcquiredBufferCount);
|
|
|
|
// Returns true if the transformed buffer size does not match the layer size and we need
|
|
// to apply filtering.
|
|
bool bufferNeedsFiltering() const;
|
|
|
|
// Returns true if there is a valid color to fill.
|
|
bool fillsColor() const;
|
|
// Returns true if this layer has a blur value.
|
|
bool hasBlur() const;
|
|
bool hasEffect() const { return fillsColor() || drawShadows() || hasBlur(); }
|
|
bool hasBufferOrSidebandStream() const {
|
|
return ((mSidebandStream != nullptr) || (mBufferInfo.mBuffer != nullptr));
|
|
}
|
|
|
|
bool hasBufferOrSidebandStreamInDrawing() const {
|
|
return ((mDrawingState.sidebandStream != nullptr) || (mDrawingState.buffer != nullptr));
|
|
}
|
|
|
|
bool hasSomethingToDraw() const { return hasEffect() || hasBufferOrSidebandStream(); }
|
|
|
|
// Fills the provided vector with the currently available JankData and removes the processed
|
|
// JankData from the pending list.
|
|
void transferAvailableJankData(const std::deque<sp<CallbackHandle>>& handles,
|
|
std::vector<JankData>& jankData);
|
|
|
|
// Cached properties computed from drawing state
|
|
// Effective transform taking into account parent transforms and any parent scaling, which is
|
|
// a transform from the current layer coordinate space to display(screen) coordinate space.
|
|
ui::Transform mEffectiveTransform;
|
|
|
|
// Bounds of the layer before any transformation is applied and before it has been cropped
|
|
// by its parents.
|
|
FloatRect mSourceBounds;
|
|
|
|
// Bounds of the layer in layer space. This is the mSourceBounds cropped by its layer crop and
|
|
// its parent bounds.
|
|
FloatRect mBounds;
|
|
|
|
// Layer bounds in screen space.
|
|
FloatRect mScreenBounds;
|
|
|
|
bool mGetHandleCalled = false;
|
|
|
|
// The current layer is a clone of mClonedFrom. This means that this layer will update it's
|
|
// properties based on mClonedFrom. When mClonedFrom latches a new buffer for BufferLayers,
|
|
// this layer will update it's buffer. When mClonedFrom updates it's drawing state, children,
|
|
// and relatives, this layer will update as well.
|
|
wp<Layer> mClonedFrom;
|
|
|
|
// The inherited shadow radius after taking into account the layer hierarchy. This is the
|
|
// final shadow radius for this layer. If a shadow is specified for a layer, then effective
|
|
// shadow radius is the set shadow radius, otherwise its the parent's shadow radius.
|
|
float mEffectiveShadowRadius = 0.f;
|
|
|
|
// Game mode for the layer. Set by WindowManagerShell and recorded by SurfaceFlingerStats.
|
|
gui::GameMode mGameMode = gui::GameMode::Unsupported;
|
|
|
|
// A list of regions on this layer that should have blurs.
|
|
const std::vector<BlurRegion> getBlurRegions() const;
|
|
|
|
bool mIsAtRoot = false;
|
|
|
|
uint32_t mLayerCreationFlags;
|
|
|
|
bool findInHierarchy(const sp<Layer>&);
|
|
|
|
bool mBorderEnabled = false;
|
|
float mBorderWidth;
|
|
half4 mBorderColor;
|
|
|
|
void setTransformHintLegacy(ui::Transform::RotationFlags);
|
|
void resetDrawingStateBufferInfo();
|
|
|
|
const uint32_t mTextureName;
|
|
|
|
// Transform hint provided to the producer. This must be accessed holding
|
|
// the mStateLock.
|
|
ui::Transform::RotationFlags mTransformHintLegacy = ui::Transform::ROT_0;
|
|
bool mSkipReportingTransformHint = true;
|
|
std::optional<ui::Transform::RotationFlags> mTransformHint = std::nullopt;
|
|
|
|
ReleaseCallbackId mPreviousReleaseCallbackId = ReleaseCallbackId::INVALID_ID;
|
|
sp<IBinder> mPreviousReleaseBufferEndpoint;
|
|
uint64_t mPreviousReleasedFrameNumber = 0;
|
|
|
|
uint64_t mPreviousBarrierFrameNumber = 0;
|
|
|
|
bool mReleasePreviousBuffer = false;
|
|
|
|
// Stores the last set acquire fence signal time used to populate the callback handle's acquire
|
|
// time.
|
|
std::variant<nsecs_t, sp<Fence>> mCallbackHandleAcquireTimeOrFence = -1;
|
|
|
|
std::deque<std::shared_ptr<android::frametimeline::SurfaceFrame>> mPendingJankClassifications;
|
|
// An upper bound on the number of SurfaceFrames in the pending classifications deque.
|
|
static constexpr int kPendingClassificationMaxSurfaceFrames = 50;
|
|
|
|
const std::string mBlastTransactionName{"BufferTX - " + mName};
|
|
// This integer is incremented everytime a buffer arrives at the server for this layer,
|
|
// and decremented when a buffer is dropped or latched. When changed the integer is exported
|
|
// to systrace with ATRACE_INT and mBlastTransactionName. This way when debugging perf it is
|
|
// possible to see when a buffer arrived at the server, and in which frame it latched.
|
|
//
|
|
// You can understand the trace this way:
|
|
// - If the integer increases, a buffer arrived at the server.
|
|
// - If the integer decreases in latchBuffer, that buffer was latched
|
|
// - If the integer decreases in setBuffer or doTransaction, a buffer was dropped
|
|
std::atomic<int32_t> mPendingBufferTransactions{0};
|
|
|
|
// Contains requested position and matrix updates. This will be applied if the client does
|
|
// not specify a destination frame.
|
|
ui::Transform mRequestedTransform;
|
|
|
|
#ifdef MTK_IN_DISPLAY_FINGERPRINT
|
|
bool mDither{false};
|
|
#endif
|
|
|
|
sp<LayerFE> mLegacyLayerFE;
|
|
std::vector<std::pair<frontend::LayerHierarchy::TraversalPath, sp<LayerFE>>> mLayerFEs;
|
|
std::unique_ptr<frontend::LayerSnapshot> mSnapshot =
|
|
std::make_unique<frontend::LayerSnapshot>();
|
|
bool mHandleAlive = false;
|
|
|
|
#ifdef MTK_DISPLAY_DEJITTER
|
|
public:
|
|
DispDeJitter* mDispDeJitter;
|
|
#endif
|
|
#ifdef MTK_HDR_DISPLAY_SUPPORT
|
|
public:
|
|
bool hasHdr10Plus() {
|
|
if (mBufferInfo.mBuffer == nullptr) return false;
|
|
return mBufferInfo.mHdrMetadata.validTypes & HdrMetadata::HDR10PLUS;
|
|
}
|
|
#endif
|
|
#ifdef MTK_SF_GUI_DEBUG_SUPPORT
|
|
BufferQueueDebug debugger;
|
|
#endif
|
|
#ifdef MTK_SF_DEBUG_SUPPORT
|
|
public:
|
|
std::string getVisibleDebugString() const;
|
|
bool isHiddenByPolicyPrintLog(bool &print) const;
|
|
bool isVisiblePrintLog() const;
|
|
#endif
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream& stream, const Layer::FrameRate& rate);
|
|
|
|
} // namespace android
|