Layer.cpp revision da9584dc295cc5e6d0b49a97c1e45159249d650b
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#include <stdlib.h> 18edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <stdint.h> 19edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <sys/types.h> 20edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 21edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <cutils/properties.h> 22076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian#include <cutils/native_handle.h> 23edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 24edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Errors.h> 25edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Log.h> 26edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/StopWatch.h> 27edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 283330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/GraphicBuffer.h> 29edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <ui/PixelFormat.h> 309cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian 319cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <surfaceflinger/Surface.h> 32edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 33edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "clz.h" 341f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian#include "GLExtensions.h" 35edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "Layer.h" 36edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "SurfaceFlinger.h" 37edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "DisplayHardware/DisplayHardware.h" 38a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include "DisplayHardware/HWComposer.h" 39edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 40edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 41edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#define DEBUG_RESIZE 0 42edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 43edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 44edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectnamespace android { 45edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 46ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopiantemplate <typename T> inline T min(T a, T b) { 47ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian return a<b ? a : b; 48ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian} 49ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 50edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 51edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 5296f0819f81293076e652792794a961543e6750d7Mathias AgopianLayer::Layer(SurfaceFlinger* flinger, 5396f0819f81293076e652792794a961543e6750d7Mathias Agopian DisplayID display, const sp<Client>& client) 5496f0819f81293076e652792794a961543e6750d7Mathias Agopian : LayerBaseClient(flinger, display, client), 551f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian mGLExtensions(GLExtensions::getInstance()), 56401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian mNeedsBlending(true), 57d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian mNeedsDithering(false), 58b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mSecure(false), 591f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian mTextureManager(), 60a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian mBufferManager(mTextureManager), 61733189d408e13b54fd70971b265244367efd0f51Mathias Agopian mWidth(0), mHeight(0), mNeedsScaling(false), mFixedSize(false) 62edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 63edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 64edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 65edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source ProjectLayer::~Layer() 66edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 67bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian // FIXME: must be called from the main UI thread 68bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian EGLDisplay dpy(mFlinger->graphicPlane(0).getEGLDisplay()); 69bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian mBufferManager.destroy(dpy); 70bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 71b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian // we can use getUserClientUnsafe here because we know we're 72b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian // single-threaded at that point. 73b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian sp<UserClient> ourClient(mUserClientRef.getUserClientUnsafe()); 74b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (ourClient != 0) { 75b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ourClient->detachLayer(this); 76b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 77d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 78d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 79b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopianstatus_t Layer::setToken(const sp<UserClient>& userClient, 80b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedClient* sharedClient, int32_t token) 8196f0819f81293076e652792794a961543e6750d7Mathias Agopian{ 82579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian sp<SharedBufferServer> lcblk = new SharedBufferServer( 83b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian sharedClient, token, mBufferManager.getDefaultBufferCount(), 84b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian getIdentity()); 8596f0819f81293076e652792794a961543e6750d7Mathias Agopian 86579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 87dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian sp<UserClient> ourClient(mUserClientRef.getClient()); 88dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian 89dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian /* 90dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * Here it is guaranteed that userClient != ourClient 91dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * (see UserClient::getTokenForSurface()). 92dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * 93dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * We release the token used by this surface in ourClient below. 94dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * This should be safe to do so now, since this layer won't be attached 95dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * to this client, it should be okay to reuse that id. 96dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * 97dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * If this causes problems, an other solution would be to keep a list 98dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * of all the {UserClient, token} ever used and release them when the 99dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * Layer is destroyed. 100dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian * 101dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian */ 102dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian 103dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian if (ourClient != 0) { 104dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian ourClient->detachLayer(this); 105dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian } 106dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian 107dd17b3eaa99f761e265ff457e335b5a0ff83dafbMathias Agopian status_t err = mUserClientRef.setToken(userClient, lcblk, token); 108579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian LOGE_IF(err != NO_ERROR, 109579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian "ClientRef::setToken(%p, %p, %u) failed", 110579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian userClient.get(), lcblk.get(), token); 111579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 112579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian if (err == NO_ERROR) { 113579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian // we need to free the buffers associated with this surface 114b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 11596f0819f81293076e652792794a961543e6750d7Mathias Agopian 116b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return err; 117b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 11896f0819f81293076e652792794a961543e6750d7Mathias Agopian 119b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopianint32_t Layer::getToken() const 120b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian{ 121b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return mUserClientRef.getToken(); 12296f0819f81293076e652792794a961543e6750d7Mathias Agopian} 12396f0819f81293076e652792794a961543e6750d7Mathias Agopian 124579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopiansp<UserClient> Layer::getClient() const 125579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian{ 126579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian return mUserClientRef.getClient(); 127579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian} 128579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 129d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// called with SurfaceFlinger::mStateLock as soon as the layer is entered 130d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// in the purgatory list 131d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianvoid Layer::onRemoved() 132d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 133b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 134b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 135b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (lcblk) { 13696f0819f81293076e652792794a961543e6750d7Mathias Agopian // wake up the condition 13796f0819f81293076e652792794a961543e6750d7Mathias Agopian lcblk->setStatus(NO_INIT); 13896f0819f81293076e652792794a961543e6750d7Mathias Agopian } 13948d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian} 140cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 141076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopiansp<LayerBaseClient::Surface> Layer::createSurface() const 142edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 143edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return mSurface; 144edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 145edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1469a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopianstatus_t Layer::ditch() 1479a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian{ 148bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian // NOTE: Called from the main UI thread 149bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 1500aa758d64ac530833ce9a311b164c9175a7a054cMathias Agopian // the layer is not on screen anymore. free as much resources as possible 151f5430db059be3e771c004d0ada594bf8820d0517Mathias Agopian mFreezeLock.clear(); 152bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 153bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian EGLDisplay dpy(mFlinger->graphicPlane(0).getEGLDisplay()); 154bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian mBufferManager.destroy(dpy); 155bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian mSurface.clear(); 156bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 157bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian Mutex::Autolock _l(mLock); 158bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian mWidth = mHeight = 0; 1599a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian return NO_ERROR; 1609a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian} 1619a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian 162f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopianstatus_t Layer::setBuffers( uint32_t w, uint32_t h, 163edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormat format, uint32_t flags) 164edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 165401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // this surfaces pixel format 166edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormatInfo info; 167edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t err = getPixelFormatInfo(format, &info); 168edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (err) return err; 169edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 170401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // the display's pixel format 171401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian const DisplayHardware& hw(graphicPlane(0).displayHardware()); 172ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian uint32_t const maxSurfaceDims = min( 173ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian hw.getMaxTextureSize(), hw.getMaxViewportDims()); 174ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 175ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // never allow a surface larger than what our underlying GL implementation 176ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // can handle. 177ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) { 178ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian return BAD_VALUE; 179ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian } 180ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 181401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian PixelFormatInfo displayInfo; 182401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian getPixelFormatInfo(hw.getFormat(), &displayInfo); 183a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian const uint32_t hwFlags = hw.getFlags(); 184a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian 185cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mFormat = format; 186ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian mWidth = w; 187cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mHeight = h; 188eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 189eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqFormat = format; 190eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqWidth = w; 191eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqHeight = h; 192eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 1933330b203039dea366d4981db1408a460134b2d2cMathias Agopian mSecure = (flags & ISurfaceComposer::eSecure) ? true : false; 1943b996c96e4cd1057cb6b9531eaf8c01f934d2b2aRomain Guy mNeedsBlending = (info.h_alpha - info.l_alpha) > 0 && 1953b996c96e4cd1057cb6b9531eaf8c01f934d2b2aRomain Guy (flags & ISurfaceComposer::eOpaque) == 0; 196ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 197401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // we use the red index 198401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int displayRedSize = displayInfo.getSize(PixelFormatInfo::INDEX_RED); 199401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int layerRedsize = info.getSize(PixelFormatInfo::INDEX_RED); 200401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian mNeedsDithering = layerRedsize > displayRedSize; 201401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian 20296f0819f81293076e652792794a961543e6750d7Mathias Agopian mSurface = new SurfaceLayer(mFlinger, this); 203edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 204edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 205edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 206a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid Layer::setGeometry(hwc_layer_t* hwcl) 207a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian{ 208a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->compositionType = HWC_FRAMEBUFFER; 209a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->hints = 0; 210a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = 0; 211a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->transform = 0; 212a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->blending = HWC_BLENDING_NONE; 213a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 214a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can't do alpha-fade with the hwc HAL 215a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian const State& s(drawingState()); 216a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (s.alpha < 0xFF) { 217a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 218a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return; 219a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 220a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 221a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can only handle simple transformation 222a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (mOrientation & Transform::ROT_INVALID) { 223a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 224a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return; 225a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 226a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 22786bdb2f918ffd238d6e0d1ae1f95af882f04d6cbMathias Agopian Transform tr(Transform(mOrientation) * Transform(mBufferTransform)); 22886bdb2f918ffd238d6e0d1ae1f95af882f04d6cbMathias Agopian hwcl->transform = tr.getOrientation(); 229a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 230a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (needsBlending()) { 231a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->blending = mPremultipliedAlpha ? 232a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian HWC_BLENDING_PREMULT : HWC_BLENDING_COVERAGE; 233a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 234a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 235a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.left = mTransformedBounds.left; 236a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.top = mTransformedBounds.top; 237a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.right = mTransformedBounds.right; 238a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.bottom = mTransformedBounds.bottom; 239a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 240a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->visibleRegionScreen.rects = 241a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian reinterpret_cast<hwc_rect_t const *>( 242a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian visibleRegionScreen.getArray( 243a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian &hwcl->visibleRegionScreen.numRects)); 244a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 245a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 246a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid Layer::setPerFrameData(hwc_layer_t* hwcl) { 247a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian sp<GraphicBuffer> buffer(mBufferManager.getActiveBuffer()); 248a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (buffer == NULL) { 249da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // this can happen if the client never drew into this layer yet, 250da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // or if we ran out of memory. In that case, don't let 251da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // HWC handle it. 252da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian hwcl->flags |= HWC_SKIP_LAYER; 253a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->handle = NULL; 254a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return; 255a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 256040481419473cb9913b632cd8973b1d7065f9c9cLouis Huemiller hwcl->handle = buffer->handle; 257f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian 258f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian if (!mBufferCrop.isEmpty()) { 259f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.left = mBufferCrop.left; 260f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.top = mBufferCrop.top; 261f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.right = mBufferCrop.right; 262f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.bottom = mBufferCrop.bottom; 263f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian } else { 264f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.left = 0; 265f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.top = 0; 266f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.right = buffer->width; 267f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.bottom = buffer->height; 268f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian } 269a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 270a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 271edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::reloadTexture(const Region& dirty) 272edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 273d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian sp<GraphicBuffer> buffer(mBufferManager.getActiveBuffer()); 2748f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian if (buffer == NULL) { 2758f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian // this situation can happen if we ran out of memory for instance. 2768f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian // not much we can do. continue to use whatever texture was bound 2778f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian // to this context. 2788f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian return; 2798f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian } 2808f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian 2811f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian if (mGLExtensions.haveDirectTexture()) { 282d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian EGLDisplay dpy(mFlinger->graphicPlane(0).getEGLDisplay()); 283d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (mBufferManager.initEglImage(dpy, buffer) != NO_ERROR) { 284d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian // not sure what we can do here... 285d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian goto slowpath; 286076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 2871f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian } else { 288fcfeb4b5970c8f361634429934a2518d7e8328ddMathias Agopianslowpath: 289076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian GGLSurface t; 290f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian if (buffer->usage & GRALLOC_USAGE_SW_READ_MASK) { 291f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian status_t res = buffer->lock(&t, GRALLOC_USAGE_SW_READ_OFTEN); 292f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian LOGE_IF(res, "error %d (%s) locking buffer %p", 293f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian res, strerror(res), buffer.get()); 294f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian if (res == NO_ERROR) { 295f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian mBufferManager.loadTexture(dirty, t); 296f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian buffer->unlock(); 297f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian } 298f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian } else { 299f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian // we can't do anything 300076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 301edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 302edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 303edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 30474c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopianvoid Layer::drawForSreenShot() const 30574c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian{ 306733189d408e13b54fd70971b265244367efd0f51Mathias Agopian const bool currentFiltering = mNeedsFiltering; 307733189d408e13b54fd70971b265244367efd0f51Mathias Agopian const_cast<Layer*>(this)->mNeedsFiltering = true; 30874c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian LayerBase::drawForSreenShot(); 309733189d408e13b54fd70971b265244367efd0f51Mathias Agopian const_cast<Layer*>(this)->mNeedsFiltering = currentFiltering; 31074c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian} 31174c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian 312edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::onDraw(const Region& clip) const 313edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 314d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian Texture tex(mBufferManager.getActiveTexture()); 315d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (tex.name == -1LU) { 316edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // the texture has not been created yet, this Layer has 317179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // in fact never been drawn into. This happens frequently with 318179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // SurfaceView because the WindowManager can't know when the client 319179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // has drawn the first time. 320179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 321179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // If there is nothing under us, we paint the screen in black, otherwise 322179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // we just skip this update. 323179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 324179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // figure out if there is something below us 325179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region under; 326179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const SurfaceFlinger::LayerVector& drawingLayers(mFlinger->mDrawingState.layersSortedByZ); 327179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const size_t count = drawingLayers.size(); 328179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian for (size_t i=0 ; i<count ; ++i) { 329179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const sp<LayerBase>& layer(drawingLayers[i]); 330179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (layer.get() == static_cast<LayerBase const*>(this)) 331179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian break; 332179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian under.orSelf(layer->visibleRegionScreen); 333179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 334179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // if not everything below us is covered, we plug the holes! 335179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region holes(clip.subtract(under)); 336179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (!holes.isEmpty()) { 3370a91775c4df380d6a5b7f3ccad5127388ac01306Mathias Agopian clearWithOpenGL(holes, 0, 0, 0, 1); 338179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 339edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return; 340edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 341d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian drawWithOpenGL(clip, tex); 342edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 343edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 344a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopianbool Layer::needsFiltering() const 345a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian{ 346a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian if (!(mFlags & DisplayHardware::SLOW_CONFIG)) { 347733189d408e13b54fd70971b265244367efd0f51Mathias Agopian // if our buffer is not the same size than ourselves, 348733189d408e13b54fd70971b265244367efd0f51Mathias Agopian // we need filtering. 349733189d408e13b54fd70971b265244367efd0f51Mathias Agopian Mutex::Autolock _l(mLock); 350733189d408e13b54fd70971b265244367efd0f51Mathias Agopian if (mNeedsScaling) 351a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian return true; 352a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian } 353a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian return LayerBase::needsFiltering(); 354a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian} 355a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian 356b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 357b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopianstatus_t Layer::setBufferCount(int bufferCount) 358b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian{ 359b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 360b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 361b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (!lcblk) { 362b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian // oops, the client is already gone 363b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian return DEAD_OBJECT; 364b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian } 365b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 366bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian // NOTE: lcblk->resize() is protected by an internal lock 367bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian status_t err = lcblk->resize(bufferCount); 36854cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis if (err == NO_ERROR) { 36954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis EGLDisplay dpy(mFlinger->graphicPlane(0).getEGLDisplay()); 37054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferManager.resize(bufferCount, mFlinger, dpy); 37154cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis } 372b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 373b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian return err; 374b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian} 375b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 376a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopiansp<GraphicBuffer> Layer::requestBuffer(int index, 377a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian uint32_t reqWidth, uint32_t reqHeight, uint32_t reqFormat, 378a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian uint32_t usage) 379edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 3803330b203039dea366d4981db1408a460134b2d2cMathias Agopian sp<GraphicBuffer> buffer; 38148d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian 382b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (int32_t(reqWidth | reqHeight | reqFormat) < 0) 383a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian return buffer; 384a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 385a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if ((!reqWidth && reqHeight) || (reqWidth && !reqHeight)) 386a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian return buffer; 387a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 38848d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian // this ensures our client doesn't go away while we're accessing 38948d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian // the shared area. 390b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 391b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 392b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (!lcblk) { 39348d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian // oops, the client is already gone 39448d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian return buffer; 39548d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian } 39648d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian 397076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian /* 398cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian * This is called from the client's Surface::dequeue(). This can happen 399cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian * at any time, especially while we're in the middle of using the 400cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian * buffer 'index' as our front buffer. 401076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian */ 40248d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian 403208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian status_t err = NO_ERROR; 404a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian uint32_t w, h, f; 40548d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian { // scope for the lock 40648d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian Mutex::Autolock _l(mLock); 407eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 408eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian // zero means default 409e44d21a247aac5192b8ef397d433a4aefb6ba53eMathias Agopian const bool fixedSize = reqWidth && reqHeight; 410eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian if (!reqFormat) reqFormat = mFormat; 411eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian if (!reqWidth) reqWidth = mWidth; 412eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian if (!reqHeight) reqHeight = mHeight; 413eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 414eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian w = reqWidth; 415eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian h = reqHeight; 416eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian f = reqFormat; 417eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 418eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian if ((reqWidth != mReqWidth) || (reqHeight != mReqHeight) || 419eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian (reqFormat != mReqFormat)) { 420eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqWidth = reqWidth; 421eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqHeight = reqHeight; 422eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqFormat = reqFormat; 423e44d21a247aac5192b8ef397d433a4aefb6ba53eMathias Agopian mFixedSize = fixedSize; 424733189d408e13b54fd70971b265244367efd0f51Mathias Agopian mNeedsScaling = mWidth != mReqWidth || mHeight != mReqHeight; 425eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 426a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian lcblk->reallocateAllExcept(index); 427a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 42848d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian } 42948d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian 430208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian // here we have to reallocate a new buffer because the buffer could be 431208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian // used as the front buffer, or by a client in our process 432208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian // (eg: status bar), and we can't release the handle under its feet. 4333330b203039dea366d4981db1408a460134b2d2cMathias Agopian const uint32_t effectiveUsage = getEffectiveUsage(usage); 434208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian buffer = new GraphicBuffer(w, h, f, effectiveUsage); 435208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian err = buffer->initCheck(); 436cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 437cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (err || buffer->handle == 0) { 438678bdd6349344df254cc0c3377a40fd99e216635Mathias Agopian GraphicBuffer::dumpAllocationsToSystemLog(); 439cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(err || buffer->handle == 0, 440cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian "Layer::requestBuffer(this=%p), index=%d, w=%d, h=%d failed (%s)", 441cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian this, index, w, h, strerror(-err)); 442edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } else { 443cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGD_IF(DEBUG_RESIZE, 4447e4a587f6038bcf9b58ca615fce9e52fd47e30c3Mathias Agopian "Layer::requestBuffer(this=%p), index=%d, w=%d, h=%d, handle=%p", 4457e4a587f6038bcf9b58ca615fce9e52fd47e30c3Mathias Agopian this, index, w, h, buffer->handle); 446edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 447edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 448cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (err == NO_ERROR && buffer->handle != 0) { 44948d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian Mutex::Autolock _l(mLock); 450a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian mBufferManager.attachBuffer(index, buffer); 451f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopian } 452cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return buffer; 453f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopian} 454f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopian 4553330b203039dea366d4981db1408a460134b2d2cMathias Agopianuint32_t Layer::getEffectiveUsage(uint32_t usage) const 4563330b203039dea366d4981db1408a460134b2d2cMathias Agopian{ 4573330b203039dea366d4981db1408a460134b2d2cMathias Agopian /* 4583330b203039dea366d4981db1408a460134b2d2cMathias Agopian * buffers used for software rendering, but h/w composition 4593330b203039dea366d4981db1408a460134b2d2cMathias Agopian * are allocated with SW_READ_OFTEN | SW_WRITE_OFTEN | HW_TEXTURE 4603330b203039dea366d4981db1408a460134b2d2cMathias Agopian * 4613330b203039dea366d4981db1408a460134b2d2cMathias Agopian * buffers used for h/w rendering and h/w composition 4623330b203039dea366d4981db1408a460134b2d2cMathias Agopian * are allocated with HW_RENDER | HW_TEXTURE 4633330b203039dea366d4981db1408a460134b2d2cMathias Agopian * 4643330b203039dea366d4981db1408a460134b2d2cMathias Agopian * buffers used with h/w rendering and either NPOT or no egl_image_ext 4653330b203039dea366d4981db1408a460134b2d2cMathias Agopian * are allocated with SW_READ_RARELY | HW_RENDER 4663330b203039dea366d4981db1408a460134b2d2cMathias Agopian * 4673330b203039dea366d4981db1408a460134b2d2cMathias Agopian */ 4683330b203039dea366d4981db1408a460134b2d2cMathias Agopian 4693330b203039dea366d4981db1408a460134b2d2cMathias Agopian if (mSecure) { 4703330b203039dea366d4981db1408a460134b2d2cMathias Agopian // secure buffer, don't store it into the GPU 4713330b203039dea366d4981db1408a460134b2d2cMathias Agopian usage = GraphicBuffer::USAGE_SW_READ_OFTEN | 4723330b203039dea366d4981db1408a460134b2d2cMathias Agopian GraphicBuffer::USAGE_SW_WRITE_OFTEN; 4733330b203039dea366d4981db1408a460134b2d2cMathias Agopian } else { 4743330b203039dea366d4981db1408a460134b2d2cMathias Agopian // it's allowed to modify the usage flags here, but generally 4753330b203039dea366d4981db1408a460134b2d2cMathias Agopian // the requested flags should be honored. 47689141f949270100d1cacecf99cc2ff25fce79087Mathias Agopian // request EGLImage for all buffers 47789141f949270100d1cacecf99cc2ff25fce79087Mathias Agopian usage |= GraphicBuffer::USAGE_HW_TEXTURE; 4783330b203039dea366d4981db1408a460134b2d2cMathias Agopian } 4793330b203039dea366d4981db1408a460134b2d2cMathias Agopian return usage; 4803330b203039dea366d4981db1408a460134b2d2cMathias Agopian} 4813330b203039dea366d4981db1408a460134b2d2cMathias Agopian 482edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectuint32_t Layer::doTransaction(uint32_t flags) 483edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 484edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& front(drawingState()); 485edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& temp(currentState()); 486edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 487a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian const bool sizeChanged = (front.requested_w != temp.requested_w) || 488a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian (front.requested_h != temp.requested_h); 489a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 490a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (sizeChanged) { 491cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // the size changed, we need to ask our client to request a new buffer 492edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGD_IF(DEBUG_RESIZE, 493a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian "resize (layer=%p), requested (%dx%d), drawing (%d,%d)", 494a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian this, 495a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian int(temp.requested_w), int(temp.requested_h), 496a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian int(front.requested_w), int(front.requested_h)); 497a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 498a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!isFixedSize()) { 499a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // we're being resized and there is a freeze display request, 500a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // acquire a freeze lock, so that the screen stays put 501a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // until we've redrawn at the new size; this is to avoid 502a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // glitches upon orientation changes. 503a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (mFlinger->hasFreezeRequest()) { 504a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // if the surface is hidden, don't try to acquire the 505a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // freeze lock, since hidden surfaces may never redraw 506a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!(front.flags & ISurfaceComposer::eLayerHidden)) { 507a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian mFreezeLock = mFlinger->getFreezeLock(); 508a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 509edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 510caa600c4a1af1eefd108cf2ec3d86068af35111fMathias Agopian 511a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // this will make sure LayerBase::doTransaction doesn't update 512a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // the drawing state's size 513a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian Layer::State& editDraw(mDrawingState); 514a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_w = temp.requested_w; 515a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_h = temp.requested_h; 516df3e0b934f2822ea0a334777e51e681f04a64d7cMathias Agopian 517a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // record the new size, form this point on, when the client request 518a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // a buffer, it'll get the new size. 519a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian setBufferSize(temp.requested_w, temp.requested_h); 5206656dbc81273424d9b4bf78c42a4e179dbe1cb71Mathias Agopian 521b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 522b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 523b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (lcblk) { 52496f0819f81293076e652792794a961543e6750d7Mathias Agopian // all buffers need reallocation 52596f0819f81293076e652792794a961543e6750d7Mathias Agopian lcblk->reallocateAll(); 52696f0819f81293076e652792794a961543e6750d7Mathias Agopian } 527a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } else { 528a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // record the new size 529a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian setBufferSize(temp.requested_w, temp.requested_h); 530a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 531edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 532cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 533edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.sequence != front.sequence) { 534edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.flags & ISurfaceComposer::eLayerHidden || temp.alpha == 0) { 535edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // this surface is now hidden, so it shouldn't hold a freeze lock 536edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // (it may never redraw, which is fine if it is hidden) 537edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mFreezeLock.clear(); 538edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 539edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 540edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 541edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return LayerBase::doTransaction(flags); 542edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 543edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 544a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopianvoid Layer::setBufferSize(uint32_t w, uint32_t h) { 545cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian Mutex::Autolock _l(mLock); 546cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mWidth = w; 547cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mHeight = h; 548733189d408e13b54fd70971b265244367efd0f51Mathias Agopian mNeedsScaling = mWidth != mReqWidth || mHeight != mReqHeight; 549edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 550edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 551a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopianbool Layer::isFixedSize() const { 552a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian Mutex::Autolock _l(mLock); 553a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian return mFixedSize; 554a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian} 555a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 556edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 557edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// pageflip handling... 558edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 559edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 560edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::lockPageFlip(bool& recomputeVisibleRegions) 561edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 562b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 563b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 564b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (!lcblk) { 56596f0819f81293076e652792794a961543e6750d7Mathias Agopian // client died 56696f0819f81293076e652792794a961543e6750d7Mathias Agopian recomputeVisibleRegions = true; 56796f0819f81293076e652792794a961543e6750d7Mathias Agopian return; 56896f0819f81293076e652792794a961543e6750d7Mathias Agopian } 56996f0819f81293076e652792794a961543e6750d7Mathias Agopian 570cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian ssize_t buf = lcblk->retireAndLock(); 571d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (buf == NOT_ENOUGH_DATA) { 572d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian // NOTE: This is not an error, it simply means there is nothing to 573d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian // retire. The buffer is locked because we will use it 574cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // for composition later in the loop 575edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return; 576edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 577d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 578d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (buf < NO_ERROR) { 579b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian LOGE("retireAndLock() buffer index (%d) out of range", int(buf)); 580d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian mPostedDirtyRegion.clear(); 581d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian return; 582d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 583d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 584cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // we retired a buffer, which becomes the new front buffer 585da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian 586da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian const bool noActiveBuffer = !mBufferManager.hasActiveBuffer(); 587d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (mBufferManager.setActiveBufferIndex(buf) < NO_ERROR) { 588b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian LOGE("retireAndLock() buffer index (%d) out of range", int(buf)); 589d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian mPostedDirtyRegion.clear(); 590d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return; 591d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian } 592edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 593da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian if (noActiveBuffer) { 594da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // we didn't have an active buffer, we need to recompute 595da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // our visible region 596da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian recomputeVisibleRegions = true; 597da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian } 598da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian 5993330b203039dea366d4981db1408a460134b2d2cMathias Agopian sp<GraphicBuffer> newFrontBuffer(getBuffer(buf)); 600d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian if (newFrontBuffer != NULL) { 601b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian // get the dirty region 602d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // compute the posted region 603d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian const Region dirty(lcblk->getDirtyRegion(buf)); 604d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian mPostedDirtyRegion = dirty.intersect( newFrontBuffer->getBounds() ); 605d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 606d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // update the layer size and release freeze-lock 607d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian const Layer::State& front(drawingState()); 608d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian if (newFrontBuffer->getWidth() == front.requested_w && 609d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian newFrontBuffer->getHeight() == front.requested_h) 610df3e0b934f2822ea0a334777e51e681f04a64d7cMathias Agopian { 611d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian if ((front.w != front.requested_w) || 612d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian (front.h != front.requested_h)) 613d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian { 614d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // Here we pretend the transaction happened by updating the 615d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // current and drawing states. Drawing state is only accessed 616d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // in this thread, no need to have it locked 617d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editDraw(mDrawingState); 618d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.w = editDraw.requested_w; 619d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.h = editDraw.requested_h; 620d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 621d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // We also need to update the current state so that we don't 622d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // end-up doing too much work during the next transaction. 623d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // NOTE: We actually don't need hold the transaction lock here 624d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // because State::w and State::h are only accessed from 625d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // this thread 626d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editTemp(currentState()); 627d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.w = editDraw.w; 628d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.h = editDraw.h; 629d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 630d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // recompute visible region 631d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian recomputeVisibleRegions = true; 632d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 6338f2d50521653f24c2a5e77b627dc015c7fbd656aMathias Agopian 634d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // we now have the correct size, unfreeze the screen 635d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian mFreezeLock.clear(); 636d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 637b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian 638b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian // get the crop region 639b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian setBufferCrop( lcblk->getCrop(buf) ); 640b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian 641b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian // get the transformation 642b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian setBufferTransform( lcblk->getTransform(buf) ); 643b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian 644d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } else { 645d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // this should not happen unless we ran out of memory while 646d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // allocating the buffer. we're hoping that things will get back 647d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // to normal the next time the app tries to draw into this buffer. 648d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // meanwhile, pretend the screen didn't update. 649d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian mPostedDirtyRegion.clear(); 650caa600c4a1af1eefd108cf2ec3d86068af35111fMathias Agopian } 651caa600c4a1af1eefd108cf2ec3d86068af35111fMathias Agopian 652e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian if (lcblk->getQueuedCount()) { 653e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian // signal an event if we have more buffers waiting 654e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian mFlinger->signalEvent(); 655e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian } 656edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 657245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian /* a buffer was posted, so we need to call reloadTexture(), which 658245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * will update our internal data structures (eg: EGLImageKHR or 659245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * texture names). we need to do this even if mPostedDirtyRegion is 660245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * empty -- it's orthogonal to the fact that a new buffer was posted, 661245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * for instance, a degenerate case could be that the user did an empty 662245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * update but repainted the buffer with appropriate content (after a 663245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * resize for instance). 664245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian */ 665245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian reloadTexture( mPostedDirtyRegion ); 666edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 667edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 668edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::unlockPageFlip( 669edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform& planeTransform, Region& outDirtyRegion) 670edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 671edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Region dirtyRegion(mPostedDirtyRegion); 672edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (!dirtyRegion.isEmpty()) { 673edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mPostedDirtyRegion.clear(); 674edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // The dirty region is given in the layer's coordinate space 675edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // transform the dirty region by the surface's transformation 676edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // and the global transformation. 677edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& s(drawingState()); 678edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform tr(planeTransform * s.transform); 679edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion = tr.transform(dirtyRegion); 680edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 681edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // At this point, the dirty region is in screen space. 682edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Make sure it's constrained by the visible region (which 683edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // is in screen space as well). 684edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion.andSelf(visibleRegionScreen); 685edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project outDirtyRegion.orSelf(dirtyRegion); 686edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 687c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian if (visibleRegionScreen.isEmpty()) { 688c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian // an invisible layer should not hold a freeze-lock 6891b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian // (because it may never be updated and therefore never release it) 690c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian mFreezeLock.clear(); 691c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian } 692edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 693edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 694edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::finishPageFlip() 695edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 696b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 697b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 698b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (lcblk) { 69996f0819f81293076e652792794a961543e6750d7Mathias Agopian int buf = mBufferManager.getActiveBufferIndex(); 700b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (buf >= 0) { 701b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian status_t err = lcblk->unlock( buf ); 702b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian LOGE_IF(err!=NO_ERROR, 703b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian "layer %p, buffer=%d wasn't locked!", 704b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian this, buf); 705b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 70696f0819f81293076e652792794a961543e6750d7Mathias Agopian } 707edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 708edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 7091b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 7101b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopianvoid Layer::dump(String8& result, char* buffer, size_t SIZE) const 7111b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian{ 7121b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian LayerBaseClient::dump(result, buffer, SIZE); 7131b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 714b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 715b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 716b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian uint32_t totalTime = 0; 717b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (lcblk) { 718b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferStack::Statistics stats = lcblk->getStats(); 719b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian totalTime= stats.totalTime; 720b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian result.append( lcblk->dump(" ") ); 721b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 722b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 7231b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian sp<const GraphicBuffer> buf0(getBuffer(0)); 7241b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian sp<const GraphicBuffer> buf1(getBuffer(1)); 7251b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian uint32_t w0=0, h0=0, s0=0; 7261b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian uint32_t w1=0, h1=0, s1=0; 7271b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian if (buf0 != 0) { 7281b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian w0 = buf0->getWidth(); 7291b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian h0 = buf0->getHeight(); 7301b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian s0 = buf0->getStride(); 7311b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian } 7321b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian if (buf1 != 0) { 7331b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian w1 = buf1->getWidth(); 7341b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian h1 = buf1->getHeight(); 7351b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian s1 = buf1->getStride(); 7361b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian } 7371b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian snprintf(buffer, SIZE, 7381b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian " " 7391b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian "format=%2d, [%3ux%3u:%3u] [%3ux%3u:%3u]," 7401b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian " freezeLock=%p, dq-q-time=%u us\n", 741b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mFormat, w0, h0, s0, w1, h1, s1, 742b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian getFreezeLock().get(), totalTime); 7431b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 7441b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian result.append(buffer); 7451b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian} 7461b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 747076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// --------------------------------------------------------------------------- 748076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 749b7e930db175c192464cebdeb49eb56cf6dd60114Mathias AgopianLayer::ClientRef::ClientRef() 750579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian : mControlBlock(0), mToken(-1) { 751b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 752b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 753b7e930db175c192464cebdeb49eb56cf6dd60114Mathias AgopianLayer::ClientRef::~ClientRef() { 754b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 755b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 756b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopianint32_t Layer::ClientRef::getToken() const { 757b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian Mutex::Autolock _l(mLock); 758b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return mToken; 759b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 760b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 761579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopiansp<UserClient> Layer::ClientRef::getClient() const { 762579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian Mutex::Autolock _l(mLock); 763579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian return mUserClient.promote(); 764579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian} 765579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 766b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopianstatus_t Layer::ClientRef::setToken(const sp<UserClient>& uc, 767579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian const sp<SharedBufferServer>& sharedClient, int32_t token) { 768b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian Mutex::Autolock _l(mLock); 769579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 770579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian { // scope for strong mUserClient reference 771579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian sp<UserClient> userClient(mUserClient.promote()); 772579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian if (mUserClient != 0 && mControlBlock != 0) { 773579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian mControlBlock->setStatus(NO_INIT); 774579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian } 775579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian } 776579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 777b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mUserClient = uc; 778b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mToken = token; 779579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian mControlBlock = sharedClient; 780b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return NO_ERROR; 781b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 782b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 783b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopiansp<UserClient> Layer::ClientRef::getUserClientUnsafe() const { 784b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return mUserClient.promote(); 785b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 786b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 787b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian// this class gives us access to SharedBufferServer safely 788b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian// it makes sure the UserClient (and its associated shared memory) 789b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian// won't go away while we're accessing it. 790b7e930db175c192464cebdeb49eb56cf6dd60114Mathias AgopianLayer::ClientRef::Access::Access(const ClientRef& ref) 791579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian : mControlBlock(0) 792b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian{ 793b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian Mutex::Autolock _l(ref.mLock); 794b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mUserClientStrongRef = ref.mUserClient.promote(); 795b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (mUserClientStrongRef != 0) 796579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian mControlBlock = ref.mControlBlock; 797579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian} 798579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 799579b3f88d03d06b897b778bd11818f5104677d1dMathias AgopianLayer::ClientRef::Access::~Access() 800579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian{ 801b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 802b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 803b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian// --------------------------------------------------------------------------- 804b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 805d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias AgopianLayer::BufferManager::BufferManager(TextureManager& tm) 806bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian : mNumBuffers(NUM_BUFFERS), mTextureManager(tm), 807b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mActiveBuffer(-1), mFailover(false) 808bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian{ 809bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian} 810bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 811bb641244d7d73312dc65b8e338df18b22e335107Mathias AgopianLayer::BufferManager::~BufferManager() 812d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 813d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 814d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 81554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennisstatus_t Layer::BufferManager::resize(size_t size, 81654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis const sp<SurfaceFlinger>& flinger, EGLDisplay dpy) 817bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian{ 818bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian Mutex::Autolock _l(mLock); 81954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 82054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis if (size < mNumBuffers) { 82154cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Move the active texture into slot 0 82254cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis BufferData activeBufferData = mBufferData[mActiveBuffer]; 82354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[mActiveBuffer] = mBufferData[0]; 82454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[0] = activeBufferData; 82554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mActiveBuffer = 0; 82654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 82754cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Free the buffers that are no longer needed. 82854cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis for (size_t i = size; i < mNumBuffers; i++) { 82954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[i].buffer = 0; 83054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 83154cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Create a message to destroy the textures on SurfaceFlinger's GL 83254cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // thread. 83354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis class MessageDestroyTexture : public MessageBase { 83454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis Image mTexture; 83554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis EGLDisplay mDpy; 83654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis public: 83754cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis MessageDestroyTexture(const Image& texture, EGLDisplay dpy) 83854cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis : mTexture(texture), mDpy(dpy) { } 83954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis virtual bool handler() { 84054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis status_t err = Layer::BufferManager::destroyTexture( 84154cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis &mTexture, mDpy); 84254cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis LOGE_IF(err<0, "error destroying texture: %d (%s)", 84354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mTexture.name, strerror(-err)); 84454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis return true; // XXX: err == 0; ???? 84554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis } 84654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis }; 84754cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 84854cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis MessageDestroyTexture *msg = new MessageDestroyTexture( 84954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[i].texture, dpy); 85054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 85154cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Don't allow this texture to be cleaned up by 85254cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // BufferManager::destroy. 85354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[i].texture.name = -1U; 85454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[i].texture.image = EGL_NO_IMAGE_KHR; 85554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 85654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Post the message to the SurfaceFlinger object. 85754cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis flinger->postMessageAsync(msg); 85854cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis } 85954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis } 86054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 861bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian mNumBuffers = size; 862bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian return NO_ERROR; 863d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 864d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 865d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// only for debugging 866d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopiansp<GraphicBuffer> Layer::BufferManager::getBuffer(size_t index) const { 867d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return mBufferData[index].buffer; 868d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 869d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 870d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::setActiveBufferIndex(size_t index) { 871d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian mActiveBuffer = index; 872d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return NO_ERROR; 873d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 874d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 875d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopiansize_t Layer::BufferManager::getActiveBufferIndex() const { 876d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return mActiveBuffer; 877d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 878d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 879d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias AgopianTexture Layer::BufferManager::getActiveTexture() const { 880bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian Texture res; 881b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (mFailover || mActiveBuffer<0) { 882bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian res = mFailoverTexture; 883bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } else { 884bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian static_cast<Image&>(res) = mBufferData[mActiveBuffer].texture; 885bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 886bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian return res; 887d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 888d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 889d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopiansp<GraphicBuffer> Layer::BufferManager::getActiveBuffer() const { 890b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian sp<GraphicBuffer> result; 891b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian const ssize_t activeBuffer = mActiveBuffer; 892b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (activeBuffer >= 0) { 893b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian BufferData const * const buffers = mBufferData; 894b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian Mutex::Autolock _l(mLock); 895b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian result = buffers[activeBuffer].buffer; 896b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 897b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return result; 898d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 899d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 900da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopianbool Layer::BufferManager::hasActiveBuffer() const { 901da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian return mActiveBuffer >= 0; 902da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian} 903da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian 904d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopiansp<GraphicBuffer> Layer::BufferManager::detachBuffer(size_t index) 905d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 906bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian BufferData* const buffers = mBufferData; 907d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian sp<GraphicBuffer> buffer; 908d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian Mutex::Autolock _l(mLock); 909bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffer = buffers[index].buffer; 910bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffers[index].buffer = 0; 911d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return buffer; 912d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 913d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 914d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::attachBuffer(size_t index, 915d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian const sp<GraphicBuffer>& buffer) 916d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 917bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian BufferData* const buffers = mBufferData; 918d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian Mutex::Autolock _l(mLock); 919bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffers[index].buffer = buffer; 920bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffers[index].texture.dirty = true; 921d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return NO_ERROR; 922d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 923d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 924d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::destroy(EGLDisplay dpy) 925d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 926bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian BufferData* const buffers = mBufferData; 927bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian size_t num; 928bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian { // scope for the lock 929bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian Mutex::Autolock _l(mLock); 930bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian num = mNumBuffers; 931bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian for (size_t i=0 ; i<num ; i++) { 932bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffers[i].buffer = 0; 933bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 934bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 935bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian for (size_t i=0 ; i<num ; i++) { 936bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian destroyTexture(&buffers[i].texture, dpy); 937d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian } 938d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian destroyTexture(&mFailoverTexture, dpy); 939d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return NO_ERROR; 940d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 941d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 942d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::initEglImage(EGLDisplay dpy, 943d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian const sp<GraphicBuffer>& buffer) 944d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 945b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian status_t err = NO_INIT; 946b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ssize_t index = mActiveBuffer; 947b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (index >= 0) { 9481f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian if (!mFailover) { 9491f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian Image& texture(mBufferData[index].texture); 9501f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian err = mTextureManager.initEglImage(&texture, dpy, buffer); 9511f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian // if EGLImage fails, we switch to regular texture mode, and we 9521f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian // free all resources associated with using EGLImages. 9531f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian if (err == NO_ERROR) { 9541f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian mFailover = false; 9551f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian destroyTexture(&mFailoverTexture, dpy); 9561f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian } else { 9571f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian mFailover = true; 9581f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian const size_t num = mNumBuffers; 9591f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian for (size_t i=0 ; i<num ; i++) { 9601f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian destroyTexture(&mBufferData[i].texture, dpy); 9611f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian } 962e049a957ce2a529564a1312dca60e86d0bcb0964Andreas Huber } 9631f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian } else { 9641f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian // we failed once, don't try again 9651f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian err = BAD_VALUE; 966d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian } 967d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian } 968d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return err; 969d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 970d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 971d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::loadTexture( 972d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian const Region& dirty, const GGLSurface& t) 973d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 974d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return mTextureManager.loadTexture(&mFailoverTexture, dirty, t); 975d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 976d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 977bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopianstatus_t Layer::BufferManager::destroyTexture(Image* tex, EGLDisplay dpy) 978bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian{ 979bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian if (tex->name != -1U) { 980bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian glDeleteTextures(1, &tex->name); 981bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian tex->name = -1U; 982bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 983bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian if (tex->image != EGL_NO_IMAGE_KHR) { 984bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian eglDestroyImageKHR(dpy, tex->image); 985bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian tex->image = EGL_NO_IMAGE_KHR; 986bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 987bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian return NO_ERROR; 988bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian} 989bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 990d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// --------------------------------------------------------------------------- 991d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 9929a11206fe793363c0e8897b478cbe6ef8c52b543Mathias AgopianLayer::SurfaceLayer::SurfaceLayer(const sp<SurfaceFlinger>& flinger, 99396f0819f81293076e652792794a961543e6750d7Mathias Agopian const sp<Layer>& owner) 99496f0819f81293076e652792794a961543e6750d7Mathias Agopian : Surface(flinger, owner->getIdentity(), owner) 9959a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian{ 9969a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian} 9979a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian 9989a11206fe793363c0e8897b478cbe6ef8c52b543Mathias AgopianLayer::SurfaceLayer::~SurfaceLayer() 999076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 1000076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 1001076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 1002a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopiansp<GraphicBuffer> Layer::SurfaceLayer::requestBuffer(int index, 1003a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian uint32_t w, uint32_t h, uint32_t format, uint32_t usage) 1004076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 10053330b203039dea366d4981db1408a460134b2d2cMathias Agopian sp<GraphicBuffer> buffer; 1006076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian sp<Layer> owner(getOwner()); 1007076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (owner != 0) { 1008bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian /* 1009bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * requestBuffer() cannot be called from the main thread 1010bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * as it could cause a dead-lock, since it may have to wait 1011bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * on conditions updated my the main thread. 1012bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian */ 1013a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian buffer = owner->requestBuffer(index, w, h, format, usage); 1014076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 1015076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return buffer; 1016076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 1017edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1018b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopianstatus_t Layer::SurfaceLayer::setBufferCount(int bufferCount) 1019b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian{ 1020b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian status_t err = DEAD_OBJECT; 1021b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian sp<Layer> owner(getOwner()); 1022b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian if (owner != 0) { 1023bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian /* 1024bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * setBufferCount() cannot be called from the main thread 1025bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * as it could cause a dead-lock, since it may have to wait 1026bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * on conditions updated my the main thread. 1027bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian */ 1028b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian err = owner->setBufferCount(bufferCount); 1029b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian } 1030b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian return err; 1031b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian} 1032b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 1033edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 1034edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1035edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1036edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 1037