150     struct State {  struct
151         Geometry active_legacy;
152         Geometry requested_legacy;
153         int32_t z;
155         ui::LayerStack layerStack;
157         uint32_t flags;
158         uint8_t reserved[2];
159         int32_t sequence; // changes when visible regions can change
160         bool modified;
163         Rect crop;
164         Rect requestedCrop;
188         // dataspace is only used by BufferStateLayer and EffectLayer  argument
191         // The fields below this point are only used by BufferStateLayer  argument
192         uint64_t frameNumber;
193         uint32_t width;
194         uint32_t height;
195         ui::Transform transform;
197         uint32_t bufferTransform;
198         bool transformToDisplayInverse;
200         Region transparentRegionHint;
202         std::shared_ptr<renderengine::ExternalTexture> buffer;
203         client_cache_t clientCacheId;
204         sp<Fence> acquireFence;
205         std::shared_ptr<FenceTime> acquireFenceTime;
206         HdrMetadata hdrMetadata;
207         Region surfaceDamageRegion;
208         int32_t api;
210         sp<NativeHandle> sidebandStream;
211         mat4 colorTransform;
212         bool hasColorTransform;
217         sp<Layer> bgColorLayer;
221         std::deque<sp<CallbackHandle>> callbackHandles;
222         bool colorSpaceAgnostic;
223         nsecs_t desiredPresentTime = 0;
224         bool isAutoTimestamp = true;
228         float shadowRadius;
231         std::vector<BlurRegion> blurRegions;
234         int32_t frameRateSelectionPriority;
236         FrameRate frameRate;
239         FrameRate frameRateForLayerTree;
269         static constexpr uint32_t kStateSurfaceFramesThreshold = 25;  argument
272         StretchEffect stretchEffect;
275         bool isTrustedOverlay;
277         Rect bufferCrop;
278         Rect destinationFrame;
280         sp<IBinder> releaseBufferEndpoint;
282         gui::DropInputMode dropInputMode;
284         bool autoRefresh = false;
286         bool dimmingEnabled = true;
466     virtual bool isOpaque(const Layer::State&) const { return false; }  in isOpaque()
581     virtual Rect getBufferSize(const Layer::State&) const { return Rect::INVALID_RECT; }  in getBufferSize()