Layer.h revision 1eae0ee49402c39f1b08cc8fec129023f86494b7
1edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project/* 2edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 3edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 4edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * you may not use this file except in compliance with the License. 6edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * You may obtain a copy of the License at 7edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 8edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 10edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * See the License for the specific language governing permissions and 14edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * limitations under the License. 15edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project */ 16edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 17edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#ifndef ANDROID_LAYER_H 18edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#define ANDROID_LAYER_H 19edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 20edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <stdint.h> 21edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <sys/types.h> 22edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 2313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include <EGL/egl.h> 2413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include <EGL/eglext.h> 2513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include <GLES/gl.h> 2613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include <GLES/glext.h> 2713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 2813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include <utils/RefBase.h> 2913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include <utils/String8.h> 3090ac799241f077a7b7e6c1875fd933864c8dd2a7Mathias Agopian#include <utils/Timers.h> 3190ac799241f077a7b7e6c1875fd933864c8dd2a7Mathias Agopian 323330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/GraphicBuffer.h> 33edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <ui/PixelFormat.h> 3413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include <ui/Region.h> 35edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 3690ac799241f077a7b7e6c1875fd933864c8dd2a7Mathias Agopian#include <gui/ISurfaceComposerClient.h> 3790ac799241f077a7b7e6c1875fd933864c8dd2a7Mathias Agopian 3813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include <private/gui/LayerState.h> 39076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 4082dbc7429f5f9f2b303b31dc5b9f2bfd1bbe6addJamie Gennis#include "FrameTracker.h" 4113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include "Client.h" 4213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include "SurfaceFlinger.h" 4313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include "SurfaceFlingerConsumer.h" 44a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian#include "SurfaceTextureLayer.h" 45edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "Transform.h" 46edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 4713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian#include "DisplayHardware/HWComposer.h" 4813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 49edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectnamespace android { 50edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 51edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 52edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 53edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectclass Client; 543e25fd8609b100a75721be82d1d499f0ae9083cbMathias Agopianclass Colorizer; 5513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopianclass DisplayDevice; 5613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopianclass GraphicBuffer; 5713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopianclass SurfaceFlinger; 581f7bec634f19c123410a5155c8d282e177c01930Mathias Agopianclass GLExtensions; 59edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 60edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 61edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 62882e3a39ed770b335a203e233b57127fde1c839eAndy McFadden/* 63882e3a39ed770b335a203e233b57127fde1c839eAndy McFadden * A new BufferQueue and a new SurfaceFlingerConsumer are created when the 64882e3a39ed770b335a203e233b57127fde1c839eAndy McFadden * Layer is first referenced. 65882e3a39ed770b335a203e233b57127fde1c839eAndy McFadden * 66882e3a39ed770b335a203e233b57127fde1c839eAndy McFadden * This also implements onFrameAvailable(), which notifies SurfaceFlinger 67882e3a39ed770b335a203e233b57127fde1c839eAndy McFadden * that new data has arrived. 68882e3a39ed770b335a203e233b57127fde1c839eAndy McFadden */ 6913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopianclass Layer : public SurfaceFlingerConsumer::FrameAvailableListener { 7013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian static int32_t sSequence; 7113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 72d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianpublic: 7313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian mutable bool contentDirty; 7413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // regions below are in window-manager space 7513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian Region visibleRegion; 7613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian Region coveredRegion; 7713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian Region visibleNonTransparentRegion; 7813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian int32_t sequence; 7913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 8013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian enum { // flags for doTransaction() 8113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian eDontUpdateGeometryState = 0x00000001, 8213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian eVisibleRegion = 0x00000002, 8313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian }; 8413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 8513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian struct Geometry { 8613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian uint32_t w; 8713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian uint32_t h; 8813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian Rect crop; 8913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian inline bool operator ==(const Geometry& rhs) const { 9013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian return (w == rhs.w && h == rhs.h && crop == rhs.crop); 9113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian } 9213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian inline bool operator !=(const Geometry& rhs) const { 9313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian return !operator ==(rhs); 9413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian } 9513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian }; 9613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 9713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian struct State { 9813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian Geometry active; 9913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian Geometry requested; 10013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian uint32_t z; 10113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian uint32_t layerStack; 10213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian uint8_t alpha; 10313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian uint8_t flags; 10413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian uint8_t reserved[2]; 10513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian int32_t sequence; // changes when visible regions can change 10613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian Transform transform; 1072ca79399b933935eb1b6c0ec1f746f8c4475369cMathias Agopian // the transparentRegion hint is a bit special, it's latched only 1082ca79399b933935eb1b6c0ec1f746f8c4475369cMathias Agopian // when we receive a buffer -- this is because it's "content" 1092ca79399b933935eb1b6c0ec1f746f8c4475369cMathias Agopian // dependent. 1102ca79399b933935eb1b6c0ec1f746f8c4475369cMathias Agopian Region activeTransparentRegion; 1112ca79399b933935eb1b6c0ec1f746f8c4475369cMathias Agopian Region requestedTransparentRegion; 11213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian }; 11313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 11413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian class LayerMesh { 11513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian friend class Layer; 11613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian GLfloat mVertices[4][2]; 11713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian size_t mNumVertices; 11813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian public: 11913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian LayerMesh() : 12013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian mNumVertices(4) { 12113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian } 12213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian GLfloat const* getVertices() const { 12313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian return &mVertices[0][0]; 12413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian } 12513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian size_t getVertexCount() const { 12613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian return mNumVertices; 12713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian } 12813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian }; 12913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 13013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // ----------------------------------------------------------------------- 13113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 1324d9b822e2c18142e55fe2611aa6cd7dc7d4a62c6Mathias Agopian Layer(SurfaceFlinger* flinger, const sp<Client>& client, 1334d9b822e2c18142e55fe2611aa6cd7dc7d4a62c6Mathias Agopian const String8& name, uint32_t w, uint32_t h, uint32_t flags); 1341eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian 135b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian virtual ~Layer(); 136edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 137b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian // the this layer's size and format 1384d9b822e2c18142e55fe2611aa6cd7dc7d4a62c6Mathias Agopian status_t setBuffers(uint32_t w, uint32_t h, PixelFormat format, uint32_t flags); 13913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 14013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // modify current state 14113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool setPosition(float x, float y); 14213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool setLayer(uint32_t z); 14313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool setSize(uint32_t w, uint32_t h); 14413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool setAlpha(uint8_t alpha); 14513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool setMatrix(const layer_state_t::matrix22_t& matrix); 14613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool setTransparentRegionHint(const Region& transparent); 14713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool setFlags(uint8_t flags, uint8_t mask); 14813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool setCrop(const Rect& crop); 14913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool setLayerStack(uint32_t layerStack); 15013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 15113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian uint32_t getTransactionFlags(uint32_t flags); 15213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian uint32_t setTransactionFlags(uint32_t flags); 15313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 15413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian void computeGeometry(const sp<const DisplayDevice>& hw, LayerMesh* mesh) const; 15513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian Rect computeBounds() const; 15613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 1574d9b822e2c18142e55fe2611aa6cd7dc7d4a62c6Mathias Agopian sp<IBinder> getHandle(); 1584d9b822e2c18142e55fe2611aa6cd7dc7d4a62c6Mathias Agopian sp<BufferQueue> getBufferQueue() const; 1591eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian const String8& getName() const; 16013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 1614d9b822e2c18142e55fe2611aa6cd7dc7d4a62c6Mathias Agopian // ----------------------------------------------------------------------- 1621eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian // Virtuals 16313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 16413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian virtual const char* getTypeId() const { return "Layer"; } 16513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 1661eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian /* 1671eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian * isOpaque - true if this surface is opaque 1681eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian */ 1691eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian virtual bool isOpaque() const; 1701eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian 1711eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian /* 1721eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian * isSecure - true if this surface is secure, that is if it prevents 1731eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian * screenshots or VNC servers. 1741eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian */ 1751eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian virtual bool isSecure() const { return mSecure; } 1761eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian 1771eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian /* 1781eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian * isProtected - true if the layer may contain protected content in the 1791eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian * GRALLOC_USAGE_PROTECTED sense. 1801eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian */ 1811eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian virtual bool isProtected() const; 1821eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian 1831eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian /* 1841eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian * isVisible - true if this layer is visible, false otherwise 1851eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian */ 1861eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian virtual bool isVisible() const; 1871eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian 1881eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian /* 1891eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian * isFixedSize - true if content has a fixed size 1901eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian */ 1911eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian virtual bool isFixedSize() const; 1921eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian 1931eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopianprotected: 1941eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian /* 1951eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian * onDraw - draws the surface. 1961eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian */ 1971eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian virtual void onDraw(const sp<const DisplayDevice>& hw, const Region& clip) const; 1981eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian 1991eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopianpublic: 2001eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian // ----------------------------------------------------------------------- 2011eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian 2021eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void setGeometry(const sp<const DisplayDevice>& hw, 2034fec873a98f7b4380720cd1ad006f74c8cdc73daMathias Agopian HWComposer::HWCLayerInterface& layer); 2041eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void setPerFrameData(const sp<const DisplayDevice>& hw, 205d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian HWComposer::HWCLayerInterface& layer); 2061eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void setAcquireFence(const sp<const DisplayDevice>& hw, 207d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian HWComposer::HWCLayerInterface& layer); 20813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 20913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 21013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * called after page-flip 21113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2121eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void onLayerDisplayed(const sp<const DisplayDevice>& hw, 213d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian HWComposer::HWCLayerInterface* layer); 21413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 21513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 21613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * called before composition. 21713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * returns true if the layer has pending updates. 21813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2191eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian bool onPreComposition(); 22013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 22113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 22213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * called after composition. 22313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2241eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void onPostComposition(); 2254fec873a98f7b4380720cd1ad006f74c8cdc73daMathias Agopian 22613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 22713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * draw - performs some global clipping optimizations 22813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * and calls onDraw(). 22913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2301eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void draw(const sp<const DisplayDevice>& hw, const Region& clip) const; 2311eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void draw(const sp<const DisplayDevice>& hw); 23213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 23313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 23413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * doTransaction - process the transaction. This is a good place to figure 23513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * out which attributes of the surface have changed. 23613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2371eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian uint32_t doTransaction(uint32_t transactionFlags); 23813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 23913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 24013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * setVisibleRegion - called to set the new visible region. This gives 24113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * a chance to update the new visible region or record the fact it changed. 24213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2431eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void setVisibleRegion(const Region& visibleRegion); 24413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 24513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 24613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * setCoveredRegion - called when the covered region changes. The covered 24713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * region corresponds to any area of the surface that is covered 24813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * (transparently or not) by another surface. 24913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2501eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void setCoveredRegion(const Region& coveredRegion); 25113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 25213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 25313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * setVisibleNonTransparentRegion - called when the visible and 25413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * non-transparent region changes. 25513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2561eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void setVisibleNonTransparentRegion(const Region& 25713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian visibleNonTransparentRegion); 25813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 25913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 26013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * latchBuffer - called each time the screen is redrawn and returns whether 26113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * the visible regions need to be recomputed (this is a fairly heavy 26213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * operation, so this should be set only if needed). Typically this is used 26313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * to figure out if the content or size of a surface has changed. 26413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2651eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian Region latchBuffer(bool& recomputeVisibleRegions); 26613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 26713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 26813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * called with the state lock when the surface is removed from the 26913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * current list 27013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2711eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void onRemoved(); 272582270d69db94286a248bd829f1ae6f910d45124Jamie Gennis 27313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 274bf974abe92f7495529916fe0f483f3b56e7c30e3Andy McFadden // Updates the transform hint in our SurfaceFlingerConsumer to match 2758430095879d2fa6878e68f8f12da4e704815ac09Mathias Agopian // the current orientation of the display device. 2761eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void updateTransformHint(const sp<const DisplayDevice>& hw) const; 2776905205c8d130b6ea3a813c1b9283492ed183367Andy McFadden 27813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 27913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * returns the rectangle that crops the content of the layer and scales it 28013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * to the layer's size. 28113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2821eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian Rect getContentCrop() const; 28313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 28413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 28513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * returns the transform bits (90 rotation / h-flip / v-flip) of the 28613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * layer's content 28713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 2881eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian uint32_t getContentTransform() const; 289a8bca8d84b559e7dcca010f7d6514333004020c7Mathias Agopian 29013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // ----------------------------------------------------------------------- 29113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 29213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian void clearWithOpenGL(const sp<const DisplayDevice>& hw, const Region& clip) const; 29313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian void setFiltering(bool filtering); 29413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool getFiltering() const; 29513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 29613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // only for debugging 29713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian inline const sp<GraphicBuffer>& getActiveBuffer() const { return mActiveBuffer; } 29813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 2991eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian inline const State& getDrawingState() const { return mDrawingState; } 3001eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian inline const State& getCurrentState() const { return mCurrentState; } 3011eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian inline State& getCurrentState() { return mCurrentState; } 30213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 30313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 30413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* always call base class first */ 3051eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void dump(String8& result, Colorizer& colorizer) const; 3061eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void dumpStats(String8& result) const; 3071eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void clearStats(); 3081b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 30913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopianprotected: 31013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // constant 31113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian sp<SurfaceFlinger> mFlinger; 31213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 31313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian virtual void onFirstRef(); 31413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 31513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian /* 31613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * Trivial class, used to ensure that mFlinger->onLayerDestroyed(mLayer) 31713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian * is called. 31813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian */ 31913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian class LayerCleaner { 32013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian sp<SurfaceFlinger> mFlinger; 32113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian wp<Layer> mLayer; 32213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian protected: 32313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian ~LayerCleaner(); 32413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian public: 32513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian LayerCleaner(const sp<SurfaceFlinger>& flinger, const sp<Layer>& layer); 32613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian }; 32713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 3282a9fc493dfdba67108e4335bb1fe931bc1e2a025Mathias Agopian 329edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectprivate: 33013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // Interface implementation for SurfaceFlingerConsumer::FrameAvailableListener 33113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian virtual void onFrameAvailable(); 33213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 3331eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian void commitTransaction(); 3341eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian 3351eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian // needsLinearFiltering - true if this surface's state requires filtering 3361eae0ee49402c39f1b08cc8fec129023f86494b7Mathias Agopian bool needsFiltering(const sp<const DisplayDevice>& hw) const; 33713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 3383330b203039dea366d4981db1408a460134b2d2cMathias Agopian uint32_t getEffectiveUsage(uint32_t usage) const; 33913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian Rect computeCrop(const sp<const DisplayDevice>& hw) const; 340a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian bool isCropped() const; 341a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian static bool getOpacityForFormat(uint32_t format); 342b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 34313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // drawing 34413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian void clearWithOpenGL(const sp<const DisplayDevice>& hw, const Region& clip, 34513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian GLclampf r, GLclampf g, GLclampf b, GLclampf alpha) const; 34613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian void drawWithOpenGL(const sp<const DisplayDevice>& hw, const Region& clip) const; 34713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 348a4a3149a36bc69a06e4824aeae909ab910661070Igor Murashkin 349b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian // ----------------------------------------------------------------------- 350b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 351a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // constants 352bf974abe92f7495529916fe0f483f3b56e7c30e3Andy McFadden sp<SurfaceFlingerConsumer> mSurfaceFlingerConsumer; 353a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian GLuint mTextureName; 35413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool mPremultipliedAlpha; 35513127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian String8 mName; 35613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian mutable bool mDebug; 35713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian PixelFormat mFormat; 35813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian const GLExtensions& mGLExtensions; 35913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool mOpaqueLayer; 36013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 36113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // these are protected by an external lock 36213127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian State mCurrentState; 36313127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian State mDrawingState; 36413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian volatile int32_t mTransactionFlags; 365b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 366b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian // thread-safe 367a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian volatile int32_t mQueuedFrames; 3684b0eba949cc026ffb2c75313042d8a7bcb3fcf86Jamie Gennis FrameTracker mFrameTracker; 369a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 370a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // main thread 371a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<GraphicBuffer> mActiveBuffer; 372a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian Rect mCurrentCrop; 373a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian uint32_t mCurrentTransform; 374933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian uint32_t mCurrentScalingMode; 375a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian bool mCurrentOpacity; 3764d143eed994778d37eb09bb5d452c26f12bca6e1Mathias Agopian bool mRefreshPending; 377e8696a40e09b24b634214684d18526187b316a2fJamie Gennis bool mFrameLatencyNeeded; 37813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // Whether filtering is forced on or not 37913127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool mFiltering; 38013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // Whether filtering is needed b/c of the drawingstate 38113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool mNeedsFiltering; 382b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 383b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian // page-flip thread (currently main thread) 38413127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian bool mSecure; // no screenshots 38516f0453fee84c6aad59fe0d1c7d36f061d46cffcGlenn Kasten bool mProtectedByApp; // application requires protected path to external sink 38613127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian 38713127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian // protected by mLock 38813127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian mutable Mutex mLock; 3894d9b822e2c18142e55fe2611aa6cd7dc7d4a62c6Mathias Agopian // Set to true once we've returned this surface's handle 39013127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian mutable bool mHasSurface; 39113127d8921356dff794250e04208c3ed60b3a3dfMathias Agopian const wp<Client> mClientRef; 392edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; 393edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 394edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 395edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 396edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 397edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 398edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#endif // ANDROID_LAYER_H 399