David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #pragma once |
| 18 | |
Lloyd Pique | feb73d7 | 2018-12-04 17:23:44 -0800 | [diff] [blame] | 19 | #include <sys/types.h> |
| 20 | #include <cstdint> |
| 21 | #include <list> |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 22 | |
| 23 | #include <gui/ISurfaceComposerClient.h> |
| 24 | #include <gui/LayerState.h> |
Alec Mouri | e7d1d4a | 2019-02-05 01:13:46 +0000 | [diff] [blame] | 25 | #include <renderengine/Image.h> |
Peiyong Lin | cbc184f | 2018-08-22 13:24:10 -0700 | [diff] [blame] | 26 | #include <renderengine/Mesh.h> |
| 27 | #include <renderengine/Texture.h> |
Lloyd Pique | feb73d7 | 2018-12-04 17:23:44 -0800 | [diff] [blame] | 28 | #include <system/window.h> // For NATIVE_WINDOW_SCALING_MODE_FREEZE |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 29 | #include <ui/FrameStats.h> |
| 30 | #include <ui/GraphicBuffer.h> |
| 31 | #include <ui/PixelFormat.h> |
| 32 | #include <ui/Region.h> |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 33 | #include <utils/RefBase.h> |
| 34 | #include <utils/String8.h> |
| 35 | #include <utils/Timers.h> |
| 36 | |
Lloyd Pique | feb73d7 | 2018-12-04 17:23:44 -0800 | [diff] [blame] | 37 | #include "BufferLayerConsumer.h" |
| 38 | #include "Client.h" |
| 39 | #include "DisplayHardware/HWComposer.h" |
Lloyd Pique | feb73d7 | 2018-12-04 17:23:44 -0800 | [diff] [blame] | 40 | #include "FrameTracker.h" |
| 41 | #include "Layer.h" |
| 42 | #include "LayerVector.h" |
| 43 | #include "MonitoredProducer.h" |
| 44 | #include "SurfaceFlinger.h" |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 45 | |
| 46 | namespace android { |
| 47 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 48 | class BufferLayer : public Layer { |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 49 | public: |
Lloyd Pique | 42ab75e | 2018-09-12 20:46:03 -0700 | [diff] [blame] | 50 | explicit BufferLayer(const LayerCreationArgs& args); |
Alec Mouri | 4545a8a | 2019-08-08 20:05:32 -0700 | [diff] [blame] | 51 | virtual ~BufferLayer() override; |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 52 | |
| 53 | // ----------------------------------------------------------------------- |
| 54 | // Overriden from Layer |
| 55 | // ----------------------------------------------------------------------- |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 56 | public: |
Lloyd Pique | feb73d7 | 2018-12-04 17:23:44 -0800 | [diff] [blame] | 57 | std::shared_ptr<compositionengine::Layer> getCompositionLayer() const override; |
| 58 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 59 | // If we have received a new buffer this frame, we will pass its surface |
| 60 | // damage down to hardware composer. Otherwise, we must send a region with |
| 61 | // one empty rect. |
| 62 | void useSurfaceDamage() override; |
| 63 | void useEmptyDamage() override; |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 64 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 65 | // getTypeId - Provide unique string for each class type in the Layer |
| 66 | // hierarchy |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 67 | const char* getTypeId() const override { return "BufferLayer"; } |
| 68 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 69 | bool isOpaque(const Layer::State& s) const override; |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 70 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 71 | // isVisible - true if this layer is visible, false otherwise |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 72 | bool isVisible() const override; |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 73 | |
Peiyong Lin | fb530cf | 2018-12-15 05:07:38 +0000 | [diff] [blame] | 74 | // isProtected - true if the layer may contain protected content in the |
| 75 | // GRALLOC_USAGE_PROTECTED sense. |
| 76 | bool isProtected() const override; |
| 77 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 78 | // isFixedSize - true if content has a fixed size |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 79 | bool isFixedSize() const override; |
| 80 | |
Lloyd Pique | a83776c | 2019-01-29 18:42:32 -0800 | [diff] [blame] | 81 | bool usesSourceCrop() const override; |
| 82 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 83 | bool isHdrY410() const override; |
David Sodman | eb085e0 | 2017-10-05 18:49:04 -0700 | [diff] [blame] | 84 | |
Dominik Laskowski | 075d317 | 2018-05-24 15:50:06 -0700 | [diff] [blame] | 85 | bool onPostComposition(const std::optional<DisplayId>& displayId, |
| 86 | const std::shared_ptr<FenceTime>& glDoneFence, |
David Sodman | eb085e0 | 2017-10-05 18:49:04 -0700 | [diff] [blame] | 87 | const std::shared_ptr<FenceTime>& presentFence, |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 88 | const CompositorTiming& compositorTiming) override; |
David Sodman | eb085e0 | 2017-10-05 18:49:04 -0700 | [diff] [blame] | 89 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 90 | // latchBuffer - called each time the screen is redrawn and returns whether |
| 91 | // the visible regions need to be recomputed (this is a fairly heavy |
| 92 | // operation, so this should be set only if needed). Typically this is used |
| 93 | // to figure out if the content or size of a surface has changed. |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 94 | bool latchBuffer(bool& recomputeVisibleRegions, nsecs_t latchTime, |
| 95 | nsecs_t expectedPresentTime) override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 96 | |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 97 | bool isBufferLatched() const override { return mRefreshPending; } |
| 98 | |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 99 | void notifyAvailableFrames(nsecs_t expectedPresentTime) override; |
Chia-I Wu | 692e083 | 2018-06-05 15:46:58 -0700 | [diff] [blame] | 100 | |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 101 | bool hasReadyFrame() const override; |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 102 | |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 103 | // Returns the current scaling mode, unless mOverrideScalingMode |
| 104 | // is set, in which case, it returns mOverrideScalingMode |
| 105 | uint32_t getEffectiveScalingMode() const override; |
chaviw | 49a108c | 2019-08-12 11:23:06 -0700 | [diff] [blame^] | 106 | |
| 107 | // Calls latchBuffer if the buffer has a frame queued and then releases the buffer. |
| 108 | // This is used if the buffer is just latched and releases to free up the buffer |
| 109 | // and will not be shown on screen. |
| 110 | // Should only be called on the main thread. |
| 111 | void latchAndReleaseBuffer() override; |
| 112 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 113 | // ----------------------------------------------------------------------- |
| 114 | |
| 115 | // ----------------------------------------------------------------------- |
| 116 | // Functions that must be implemented by derived classes |
| 117 | // ----------------------------------------------------------------------- |
| 118 | private: |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 119 | virtual bool fenceHasSignaled() const = 0; |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 120 | virtual bool framePresentTimeIsCurrent(nsecs_t expectedPresentTime) const = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 121 | |
| 122 | virtual nsecs_t getDesiredPresentTime() = 0; |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 123 | virtual std::shared_ptr<FenceTime> getCurrentFenceTime() const = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 124 | |
Marissa Wall | 61c5862 | 2018-07-18 10:12:20 -0700 | [diff] [blame] | 125 | virtual void getDrawingTransformMatrix(float *matrix) = 0; |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 126 | virtual uint32_t getDrawingTransform() const = 0; |
| 127 | virtual ui::Dataspace getDrawingDataSpace() const = 0; |
| 128 | virtual Rect getDrawingCrop() const = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 129 | virtual uint32_t getDrawingScalingMode() const = 0; |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 130 | virtual Region getDrawingSurfaceDamage() const = 0; |
| 131 | virtual const HdrMetadata& getDrawingHdrMetadata() const = 0; |
| 132 | virtual int getDrawingApi() const = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 133 | virtual PixelFormat getPixelFormat() const = 0; |
| 134 | |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 135 | virtual uint64_t getFrameNumber(nsecs_t expectedPresentTime) const = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 136 | |
| 137 | virtual bool getAutoRefresh() const = 0; |
| 138 | virtual bool getSidebandStreamChanged() const = 0; |
| 139 | |
Vishnu Nair | 6194e2e | 2019-02-06 12:58:39 -0800 | [diff] [blame] | 140 | // Latch sideband stream and returns true if the dirty region should be updated. |
| 141 | virtual bool latchSidebandStream(bool& recomputeVisibleRegions) = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 142 | |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 143 | virtual bool hasFrameUpdate() const = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 144 | |
Marissa Wall | 61c5862 | 2018-07-18 10:12:20 -0700 | [diff] [blame] | 145 | virtual void setFilteringEnabled(bool enabled) = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 146 | |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 147 | virtual status_t bindTextureImage() = 0; |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 148 | virtual status_t updateTexImage(bool& recomputeVisibleRegions, nsecs_t latchTime, |
| 149 | nsecs_t expectedPresentTime) = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 150 | |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 151 | virtual status_t updateActiveBuffer() = 0; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 152 | virtual status_t updateFrameNumber(nsecs_t latchTime) = 0; |
| 153 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 154 | protected: |
Lloyd Pique | f16688f | 2019-02-19 17:47:57 -0800 | [diff] [blame] | 155 | /* |
| 156 | * compositionengine::LayerFE overrides |
| 157 | */ |
| 158 | bool onPreComposition(nsecs_t) override; |
| 159 | void latchPerFrameState(compositionengine::LayerFECompositionState&) const override; |
| 160 | std::optional<renderengine::LayerSettings> prepareClientComposition( |
| 161 | compositionengine::LayerFE::ClientCompositionTargetSettings&) override; |
Lloyd Pique | f527548 | 2019-01-29 18:42:42 -0800 | [diff] [blame] | 162 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 163 | // Loads the corresponding system property once per process |
| 164 | static bool latchUnsignaledBuffers(); |
David Sodman | eb085e0 | 2017-10-05 18:49:04 -0700 | [diff] [blame] | 165 | |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 166 | // Check all of the local sync points to ensure that all transactions |
| 167 | // which need to have been applied prior to the frame which is about to |
| 168 | // be latched have signaled |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 169 | bool allTransactionsSignaled(nsecs_t expectedPresentTime); |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 170 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 171 | static bool getOpacityForFormat(uint32_t format); |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 172 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 173 | // from GLES |
| 174 | const uint32_t mTextureName; |
| 175 | |
chaviw | f206b66 | 2019-01-11 13:07:19 -0800 | [diff] [blame] | 176 | bool mRefreshPending{false}; |
| 177 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 178 | private: |
Peiyong Lin | c2020ca | 2019-01-10 11:36:12 -0800 | [diff] [blame] | 179 | // Returns true if this layer requires filtering |
Lloyd Pique | f16688f | 2019-02-19 17:47:57 -0800 | [diff] [blame] | 180 | bool needsFiltering(const sp<const DisplayDevice>& displayDevice) const override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 181 | |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 182 | uint64_t getHeadFrameNumber(nsecs_t expectedPresentTime) const; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 183 | |
Lloyd Pique | 42ab75e | 2018-09-12 20:46:03 -0700 | [diff] [blame] | 184 | uint32_t mCurrentScalingMode{NATIVE_WINDOW_SCALING_MODE_FREEZE}; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 185 | |
Vishnu Nair | 6194e2e | 2019-02-06 12:58:39 -0800 | [diff] [blame] | 186 | bool mTransformToDisplayInverse{false}; |
| 187 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 188 | // main thread. |
Lloyd Pique | 42ab75e | 2018-09-12 20:46:03 -0700 | [diff] [blame] | 189 | bool mBufferLatched{false}; // TODO: Use mActiveBuffer? |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 190 | |
Marissa Wall | 290ad08 | 2019-03-06 13:23:47 -0800 | [diff] [blame] | 191 | // BufferStateLayers can return Rect::INVALID_RECT if the layer does not have a display frame |
| 192 | // and its parent layer is not bounded |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 193 | Rect getBufferSize(const State& s) const override; |
Lloyd Pique | feb73d7 | 2018-12-04 17:23:44 -0800 | [diff] [blame] | 194 | |
| 195 | std::shared_ptr<compositionengine::Layer> mCompositionLayer; |
Vishnu Nair | 4351ad5 | 2019-02-11 14:13:02 -0800 | [diff] [blame] | 196 | |
| 197 | FloatRect computeSourceBounds(const FloatRect& parentBounds) const override; |
David Sodman | 0c69cad | 2017-08-21 12:12:51 -0700 | [diff] [blame] | 198 | }; |
| 199 | |
| 200 | } // namespace android |