Layer.cpp revision 040481419473cb9913b632cd8973b1d7065f9c9c
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), 61a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian mWidth(0), mHeight(0), 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 86b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian status_t err = mUserClientRef.setToken(userClient, lcblk, token); 87579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 88579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian LOGE_IF(err != NO_ERROR, 89579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian "ClientRef::setToken(%p, %p, %u) failed", 90579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian userClient.get(), lcblk.get(), token); 91579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 92579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian if (err == NO_ERROR) { 93579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian // we need to free the buffers associated with this surface 94b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 9596f0819f81293076e652792794a961543e6750d7Mathias Agopian 96b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return err; 97b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 9896f0819f81293076e652792794a961543e6750d7Mathias Agopian 99b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopianint32_t Layer::getToken() const 100b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian{ 101b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return mUserClientRef.getToken(); 10296f0819f81293076e652792794a961543e6750d7Mathias Agopian} 10396f0819f81293076e652792794a961543e6750d7Mathias Agopian 104579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopiansp<UserClient> Layer::getClient() const 105579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian{ 106579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian return mUserClientRef.getClient(); 107579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian} 108579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 109d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// called with SurfaceFlinger::mStateLock as soon as the layer is entered 110d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// in the purgatory list 111d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianvoid Layer::onRemoved() 112d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 113b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 114b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 115b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (lcblk) { 11696f0819f81293076e652792794a961543e6750d7Mathias Agopian // wake up the condition 11796f0819f81293076e652792794a961543e6750d7Mathias Agopian lcblk->setStatus(NO_INIT); 11896f0819f81293076e652792794a961543e6750d7Mathias Agopian } 11948d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian} 120cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 121076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopiansp<LayerBaseClient::Surface> Layer::createSurface() const 122edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 123edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return mSurface; 124edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 125edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1269a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopianstatus_t Layer::ditch() 1279a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian{ 128bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian // NOTE: Called from the main UI thread 129bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 1300aa758d64ac530833ce9a311b164c9175a7a054cMathias Agopian // the layer is not on screen anymore. free as much resources as possible 131f5430db059be3e771c004d0ada594bf8820d0517Mathias Agopian mFreezeLock.clear(); 132bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 133bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian EGLDisplay dpy(mFlinger->graphicPlane(0).getEGLDisplay()); 134bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian mBufferManager.destroy(dpy); 135bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian mSurface.clear(); 136bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 137bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian Mutex::Autolock _l(mLock); 138bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian mWidth = mHeight = 0; 1399a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian return NO_ERROR; 1409a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian} 1419a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian 142f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopianstatus_t Layer::setBuffers( uint32_t w, uint32_t h, 143edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormat format, uint32_t flags) 144edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 145401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // this surfaces pixel format 146edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormatInfo info; 147edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t err = getPixelFormatInfo(format, &info); 148edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (err) return err; 149edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 150401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // the display's pixel format 151401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian const DisplayHardware& hw(graphicPlane(0).displayHardware()); 152ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian uint32_t const maxSurfaceDims = min( 153ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian hw.getMaxTextureSize(), hw.getMaxViewportDims()); 154ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 155ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // never allow a surface larger than what our underlying GL implementation 156ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // can handle. 157ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) { 158ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian return BAD_VALUE; 159ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian } 160ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 161401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian PixelFormatInfo displayInfo; 162401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian getPixelFormatInfo(hw.getFormat(), &displayInfo); 163a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian const uint32_t hwFlags = hw.getFlags(); 164a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian 165cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mFormat = format; 166ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian mWidth = w; 167cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mHeight = h; 168eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 169eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqFormat = format; 170eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqWidth = w; 171eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqHeight = h; 172eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 1733330b203039dea366d4981db1408a460134b2d2cMathias Agopian mSecure = (flags & ISurfaceComposer::eSecure) ? true : false; 1743b996c96e4cd1057cb6b9531eaf8c01f934d2b2aRomain Guy mNeedsBlending = (info.h_alpha - info.l_alpha) > 0 && 1753b996c96e4cd1057cb6b9531eaf8c01f934d2b2aRomain Guy (flags & ISurfaceComposer::eOpaque) == 0; 176ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 177401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // we use the red index 178401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int displayRedSize = displayInfo.getSize(PixelFormatInfo::INDEX_RED); 179401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int layerRedsize = info.getSize(PixelFormatInfo::INDEX_RED); 180401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian mNeedsDithering = layerRedsize > displayRedSize; 181401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian 18296f0819f81293076e652792794a961543e6750d7Mathias Agopian mSurface = new SurfaceLayer(mFlinger, this); 183edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 184edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 185edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 186a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid Layer::setGeometry(hwc_layer_t* hwcl) 187a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian{ 188a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->compositionType = HWC_FRAMEBUFFER; 189a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->hints = 0; 190a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = 0; 191a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->transform = 0; 192a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->blending = HWC_BLENDING_NONE; 193a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 194a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can't do alpha-fade with the hwc HAL 195a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian const State& s(drawingState()); 196a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (s.alpha < 0xFF) { 197a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 198a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return; 199a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 200a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 201a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can only handle simple transformation 202a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (mOrientation & Transform::ROT_INVALID) { 203a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 204a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return; 205a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 206a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 207a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->transform = mOrientation; 208a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 209a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (needsBlending()) { 210a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->blending = mPremultipliedAlpha ? 211a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian HWC_BLENDING_PREMULT : HWC_BLENDING_COVERAGE; 212a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 213a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 214a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.left = mTransformedBounds.left; 215a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.top = mTransformedBounds.top; 216a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.right = mTransformedBounds.right; 217a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.bottom = mTransformedBounds.bottom; 218a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 219a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->visibleRegionScreen.rects = 220a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian reinterpret_cast<hwc_rect_t const *>( 221a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian visibleRegionScreen.getArray( 222a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian &hwcl->visibleRegionScreen.numRects)); 223a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 224a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 225a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid Layer::setPerFrameData(hwc_layer_t* hwcl) { 226a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian sp<GraphicBuffer> buffer(mBufferManager.getActiveBuffer()); 227a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (buffer == NULL) { 228a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // this situation can happen if we ran out of memory for instance. 229a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // not much we can do. continue to use whatever texture was bound 230a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // to this context. 231a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->handle = NULL; 232a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return; 233a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 234040481419473cb9913b632cd8973b1d7065f9c9cLouis Huemiller hwcl->handle = buffer->handle; 235a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // TODO: set the crop value properly 236a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->sourceCrop.left = 0; 237a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->sourceCrop.top = 0; 238a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->sourceCrop.right = buffer->width; 239a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->sourceCrop.bottom = buffer->height; 240a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 241a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 242edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::reloadTexture(const Region& dirty) 243edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 244d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian sp<GraphicBuffer> buffer(mBufferManager.getActiveBuffer()); 2458f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian if (buffer == NULL) { 2468f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian // this situation can happen if we ran out of memory for instance. 2478f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian // not much we can do. continue to use whatever texture was bound 2488f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian // to this context. 2498f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian return; 2508f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian } 2518f03b47432f007b1fb3438608361ebf4e3a1310bMathias Agopian 2521f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian if (mGLExtensions.haveDirectTexture()) { 253d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian EGLDisplay dpy(mFlinger->graphicPlane(0).getEGLDisplay()); 254d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (mBufferManager.initEglImage(dpy, buffer) != NO_ERROR) { 255d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian // not sure what we can do here... 256d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian goto slowpath; 257076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 2581f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian } else { 259fcfeb4b5970c8f361634429934a2518d7e8328ddMathias Agopianslowpath: 260076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian GGLSurface t; 261f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian if (buffer->usage & GRALLOC_USAGE_SW_READ_MASK) { 262f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian status_t res = buffer->lock(&t, GRALLOC_USAGE_SW_READ_OFTEN); 263f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian LOGE_IF(res, "error %d (%s) locking buffer %p", 264f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian res, strerror(res), buffer.get()); 265f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian if (res == NO_ERROR) { 266f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian mBufferManager.loadTexture(dirty, t); 267f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian buffer->unlock(); 268f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian } 269f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian } else { 270f1b38247d4d9c2ddc7315a72b609a95e0ed8050fMathias Agopian // we can't do anything 271076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 272edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 273edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 274edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 27574c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopianvoid Layer::drawForSreenShot() const 27674c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian{ 27774c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian bool currentFixedSize = mFixedSize; 27874c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian bool currentBlending = mNeedsBlending; 27974c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian const_cast<Layer*>(this)->mFixedSize = false; 28074c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian const_cast<Layer*>(this)->mFixedSize = true; 28174c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian LayerBase::drawForSreenShot(); 28274c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian const_cast<Layer*>(this)->mFixedSize = currentFixedSize; 28374c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian const_cast<Layer*>(this)->mNeedsBlending = currentBlending; 28474c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian} 28574c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian 286edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::onDraw(const Region& clip) const 287edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 288d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian Texture tex(mBufferManager.getActiveTexture()); 289d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (tex.name == -1LU) { 290edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // the texture has not been created yet, this Layer has 291179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // in fact never been drawn into. This happens frequently with 292179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // SurfaceView because the WindowManager can't know when the client 293179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // has drawn the first time. 294179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 295179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // If there is nothing under us, we paint the screen in black, otherwise 296179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // we just skip this update. 297179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 298179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // figure out if there is something below us 299179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region under; 300179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const SurfaceFlinger::LayerVector& drawingLayers(mFlinger->mDrawingState.layersSortedByZ); 301179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const size_t count = drawingLayers.size(); 302179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian for (size_t i=0 ; i<count ; ++i) { 303179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const sp<LayerBase>& layer(drawingLayers[i]); 304179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (layer.get() == static_cast<LayerBase const*>(this)) 305179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian break; 306179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian under.orSelf(layer->visibleRegionScreen); 307179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 308179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // if not everything below us is covered, we plug the holes! 309179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region holes(clip.subtract(under)); 310179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (!holes.isEmpty()) { 3110a91775c4df380d6a5b7f3ccad5127388ac01306Mathias Agopian clearWithOpenGL(holes, 0, 0, 0, 1); 312179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 313edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return; 314edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 315d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian drawWithOpenGL(clip, tex); 316edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 317edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 318a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopianbool Layer::needsFiltering() const 319a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian{ 320a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian if (!(mFlags & DisplayHardware::SLOW_CONFIG)) { 321a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian // NOTE: there is a race here, because mFixedSize is updated in a 322a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian // binder transaction. however, it doesn't really matter since it is 323a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian // evaluated each time we draw. To be perfectly correct, this flag 324a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian // would have to be associated with a buffer. 325a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian if (mFixedSize) 326a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian return true; 327a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian } 328a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian return LayerBase::needsFiltering(); 329a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian} 330a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian 331b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 332b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopianstatus_t Layer::setBufferCount(int bufferCount) 333b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian{ 334b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 335b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 336b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (!lcblk) { 337b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian // oops, the client is already gone 338b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian return DEAD_OBJECT; 339b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian } 340b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 341bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian // NOTE: lcblk->resize() is protected by an internal lock 342bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian status_t err = lcblk->resize(bufferCount); 34354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis if (err == NO_ERROR) { 34454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis EGLDisplay dpy(mFlinger->graphicPlane(0).getEGLDisplay()); 34554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferManager.resize(bufferCount, mFlinger, dpy); 34654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis } 347b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 348b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian return err; 349b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian} 350b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 351a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopiansp<GraphicBuffer> Layer::requestBuffer(int index, 352a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian uint32_t reqWidth, uint32_t reqHeight, uint32_t reqFormat, 353a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian uint32_t usage) 354edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 3553330b203039dea366d4981db1408a460134b2d2cMathias Agopian sp<GraphicBuffer> buffer; 35648d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian 357b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (int32_t(reqWidth | reqHeight | reqFormat) < 0) 358a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian return buffer; 359a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 360a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if ((!reqWidth && reqHeight) || (reqWidth && !reqHeight)) 361a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian return buffer; 362a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 36348d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian // this ensures our client doesn't go away while we're accessing 36448d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian // the shared area. 365b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 366b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 367b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (!lcblk) { 36848d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian // oops, the client is already gone 36948d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian return buffer; 37048d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian } 37148d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian 372076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian /* 373cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian * This is called from the client's Surface::dequeue(). This can happen 374cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian * at any time, especially while we're in the middle of using the 375cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian * buffer 'index' as our front buffer. 376076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian */ 37748d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian 378208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian status_t err = NO_ERROR; 379a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian uint32_t w, h, f; 38048d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian { // scope for the lock 38148d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian Mutex::Autolock _l(mLock); 382eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 383eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian // zero means default 384e44d21a247aac5192b8ef397d433a4aefb6ba53eMathias Agopian const bool fixedSize = reqWidth && reqHeight; 385eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian if (!reqFormat) reqFormat = mFormat; 386eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian if (!reqWidth) reqWidth = mWidth; 387eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian if (!reqHeight) reqHeight = mHeight; 388eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 389eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian w = reqWidth; 390eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian h = reqHeight; 391eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian f = reqFormat; 392eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 393eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian if ((reqWidth != mReqWidth) || (reqHeight != mReqHeight) || 394eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian (reqFormat != mReqFormat)) { 395eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqWidth = reqWidth; 396eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqHeight = reqHeight; 397eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian mReqFormat = reqFormat; 398e44d21a247aac5192b8ef397d433a4aefb6ba53eMathias Agopian mFixedSize = fixedSize; 399eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 400a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian lcblk->reallocateAllExcept(index); 401a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 40248d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian } 40348d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian 404208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian // here we have to reallocate a new buffer because the buffer could be 405208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian // used as the front buffer, or by a client in our process 406208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian // (eg: status bar), and we can't release the handle under its feet. 4073330b203039dea366d4981db1408a460134b2d2cMathias Agopian const uint32_t effectiveUsage = getEffectiveUsage(usage); 408208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian buffer = new GraphicBuffer(w, h, f, effectiveUsage); 409208cb0772429b9ac800010829ecc7b854bdc2d24Mathias Agopian err = buffer->initCheck(); 410cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 411cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (err || buffer->handle == 0) { 412cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(err || buffer->handle == 0, 413cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian "Layer::requestBuffer(this=%p), index=%d, w=%d, h=%d failed (%s)", 414cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian this, index, w, h, strerror(-err)); 415edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } else { 416cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGD_IF(DEBUG_RESIZE, 4177e4a587f6038bcf9b58ca615fce9e52fd47e30c3Mathias Agopian "Layer::requestBuffer(this=%p), index=%d, w=%d, h=%d, handle=%p", 4187e4a587f6038bcf9b58ca615fce9e52fd47e30c3Mathias Agopian this, index, w, h, buffer->handle); 419edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 420edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 421cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (err == NO_ERROR && buffer->handle != 0) { 42248d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian Mutex::Autolock _l(mLock); 423a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian mBufferManager.attachBuffer(index, buffer); 424f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopian } 425cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return buffer; 426f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopian} 427f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopian 4283330b203039dea366d4981db1408a460134b2d2cMathias Agopianuint32_t Layer::getEffectiveUsage(uint32_t usage) const 4293330b203039dea366d4981db1408a460134b2d2cMathias Agopian{ 4303330b203039dea366d4981db1408a460134b2d2cMathias Agopian /* 4313330b203039dea366d4981db1408a460134b2d2cMathias Agopian * buffers used for software rendering, but h/w composition 4323330b203039dea366d4981db1408a460134b2d2cMathias Agopian * are allocated with SW_READ_OFTEN | SW_WRITE_OFTEN | HW_TEXTURE 4333330b203039dea366d4981db1408a460134b2d2cMathias Agopian * 4343330b203039dea366d4981db1408a460134b2d2cMathias Agopian * buffers used for h/w rendering and h/w composition 4353330b203039dea366d4981db1408a460134b2d2cMathias Agopian * are allocated with HW_RENDER | HW_TEXTURE 4363330b203039dea366d4981db1408a460134b2d2cMathias Agopian * 4373330b203039dea366d4981db1408a460134b2d2cMathias Agopian * buffers used with h/w rendering and either NPOT or no egl_image_ext 4383330b203039dea366d4981db1408a460134b2d2cMathias Agopian * are allocated with SW_READ_RARELY | HW_RENDER 4393330b203039dea366d4981db1408a460134b2d2cMathias Agopian * 4403330b203039dea366d4981db1408a460134b2d2cMathias Agopian */ 4413330b203039dea366d4981db1408a460134b2d2cMathias Agopian 4423330b203039dea366d4981db1408a460134b2d2cMathias Agopian if (mSecure) { 4433330b203039dea366d4981db1408a460134b2d2cMathias Agopian // secure buffer, don't store it into the GPU 4443330b203039dea366d4981db1408a460134b2d2cMathias Agopian usage = GraphicBuffer::USAGE_SW_READ_OFTEN | 4453330b203039dea366d4981db1408a460134b2d2cMathias Agopian GraphicBuffer::USAGE_SW_WRITE_OFTEN; 4463330b203039dea366d4981db1408a460134b2d2cMathias Agopian } else { 4473330b203039dea366d4981db1408a460134b2d2cMathias Agopian // it's allowed to modify the usage flags here, but generally 4483330b203039dea366d4981db1408a460134b2d2cMathias Agopian // the requested flags should be honored. 44989141f949270100d1cacecf99cc2ff25fce79087Mathias Agopian // request EGLImage for all buffers 45089141f949270100d1cacecf99cc2ff25fce79087Mathias Agopian usage |= GraphicBuffer::USAGE_HW_TEXTURE; 4513330b203039dea366d4981db1408a460134b2d2cMathias Agopian } 4523330b203039dea366d4981db1408a460134b2d2cMathias Agopian return usage; 4533330b203039dea366d4981db1408a460134b2d2cMathias Agopian} 4543330b203039dea366d4981db1408a460134b2d2cMathias Agopian 455edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectuint32_t Layer::doTransaction(uint32_t flags) 456edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 457edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& front(drawingState()); 458edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& temp(currentState()); 459edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 460a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian const bool sizeChanged = (front.requested_w != temp.requested_w) || 461a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian (front.requested_h != temp.requested_h); 462a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 463a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (sizeChanged) { 464cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // the size changed, we need to ask our client to request a new buffer 465edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGD_IF(DEBUG_RESIZE, 466a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian "resize (layer=%p), requested (%dx%d), drawing (%d,%d)", 467a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian this, 468a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian int(temp.requested_w), int(temp.requested_h), 469a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian int(front.requested_w), int(front.requested_h)); 470a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 471a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!isFixedSize()) { 472a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // we're being resized and there is a freeze display request, 473a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // acquire a freeze lock, so that the screen stays put 474a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // until we've redrawn at the new size; this is to avoid 475a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // glitches upon orientation changes. 476a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (mFlinger->hasFreezeRequest()) { 477a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // if the surface is hidden, don't try to acquire the 478a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // freeze lock, since hidden surfaces may never redraw 479a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!(front.flags & ISurfaceComposer::eLayerHidden)) { 480a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian mFreezeLock = mFlinger->getFreezeLock(); 481a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 482edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 483caa600c4a1af1eefd108cf2ec3d86068af35111fMathias Agopian 484a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // this will make sure LayerBase::doTransaction doesn't update 485a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // the drawing state's size 486a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian Layer::State& editDraw(mDrawingState); 487a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_w = temp.requested_w; 488a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_h = temp.requested_h; 489df3e0b934f2822ea0a334777e51e681f04a64d7cMathias Agopian 490a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // record the new size, form this point on, when the client request 491a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // a buffer, it'll get the new size. 492a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian setBufferSize(temp.requested_w, temp.requested_h); 4936656dbc81273424d9b4bf78c42a4e179dbe1cb71Mathias Agopian 494b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 495b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 496b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (lcblk) { 49796f0819f81293076e652792794a961543e6750d7Mathias Agopian // all buffers need reallocation 49896f0819f81293076e652792794a961543e6750d7Mathias Agopian lcblk->reallocateAll(); 49996f0819f81293076e652792794a961543e6750d7Mathias Agopian } 500a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } else { 501a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // record the new size 502a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian setBufferSize(temp.requested_w, temp.requested_h); 503a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 504edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 505cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 506edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.sequence != front.sequence) { 507edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.flags & ISurfaceComposer::eLayerHidden || temp.alpha == 0) { 508edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // this surface is now hidden, so it shouldn't hold a freeze lock 509edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // (it may never redraw, which is fine if it is hidden) 510edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mFreezeLock.clear(); 511edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 512edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 513edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 514edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return LayerBase::doTransaction(flags); 515edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 516edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 517a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopianvoid Layer::setBufferSize(uint32_t w, uint32_t h) { 518cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian Mutex::Autolock _l(mLock); 519cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mWidth = w; 520cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mHeight = h; 521edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 522edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 523a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopianbool Layer::isFixedSize() const { 524a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian Mutex::Autolock _l(mLock); 525a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian return mFixedSize; 526a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian} 527a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 528edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 529edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// pageflip handling... 530edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 531edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 532edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::lockPageFlip(bool& recomputeVisibleRegions) 533edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 534b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 535b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 536b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (!lcblk) { 53796f0819f81293076e652792794a961543e6750d7Mathias Agopian // client died 53896f0819f81293076e652792794a961543e6750d7Mathias Agopian recomputeVisibleRegions = true; 53996f0819f81293076e652792794a961543e6750d7Mathias Agopian return; 54096f0819f81293076e652792794a961543e6750d7Mathias Agopian } 54196f0819f81293076e652792794a961543e6750d7Mathias Agopian 542cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian ssize_t buf = lcblk->retireAndLock(); 543d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (buf == NOT_ENOUGH_DATA) { 544d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian // NOTE: This is not an error, it simply means there is nothing to 545d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian // retire. The buffer is locked because we will use it 546cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // for composition later in the loop 547edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return; 548edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 549d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 550d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (buf < NO_ERROR) { 551b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian LOGE("retireAndLock() buffer index (%d) out of range", int(buf)); 552d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian mPostedDirtyRegion.clear(); 553d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian return; 554d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 555d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 556cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // we retired a buffer, which becomes the new front buffer 557d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian if (mBufferManager.setActiveBufferIndex(buf) < NO_ERROR) { 558b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian LOGE("retireAndLock() buffer index (%d) out of range", int(buf)); 559d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian mPostedDirtyRegion.clear(); 560d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return; 561d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian } 562edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 5633330b203039dea366d4981db1408a460134b2d2cMathias Agopian sp<GraphicBuffer> newFrontBuffer(getBuffer(buf)); 564d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian if (newFrontBuffer != NULL) { 565b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian // get the dirty region 566d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // compute the posted region 567d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian const Region dirty(lcblk->getDirtyRegion(buf)); 568d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian mPostedDirtyRegion = dirty.intersect( newFrontBuffer->getBounds() ); 569d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 570d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // update the layer size and release freeze-lock 571d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian const Layer::State& front(drawingState()); 572d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian if (newFrontBuffer->getWidth() == front.requested_w && 573d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian newFrontBuffer->getHeight() == front.requested_h) 574df3e0b934f2822ea0a334777e51e681f04a64d7cMathias Agopian { 575d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian if ((front.w != front.requested_w) || 576d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian (front.h != front.requested_h)) 577d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian { 578d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // Here we pretend the transaction happened by updating the 579d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // current and drawing states. Drawing state is only accessed 580d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // in this thread, no need to have it locked 581d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editDraw(mDrawingState); 582d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.w = editDraw.requested_w; 583d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.h = editDraw.requested_h; 584d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 585d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // We also need to update the current state so that we don't 586d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // end-up doing too much work during the next transaction. 587d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // NOTE: We actually don't need hold the transaction lock here 588d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // because State::w and State::h are only accessed from 589d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // this thread 590d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editTemp(currentState()); 591d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.w = editDraw.w; 592d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.h = editDraw.h; 593d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 594d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // recompute visible region 595d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian recomputeVisibleRegions = true; 596d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 5978f2d50521653f24c2a5e77b627dc015c7fbd656aMathias Agopian 598d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // we now have the correct size, unfreeze the screen 599d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian mFreezeLock.clear(); 600d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 601b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian 602b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian // get the crop region 603b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian setBufferCrop( lcblk->getCrop(buf) ); 604b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian 605b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian // get the transformation 606b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian setBufferTransform( lcblk->getTransform(buf) ); 607b661d66013b9803c50dc78ca0247ac39caef443aMathias Agopian 608d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } else { 609d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // this should not happen unless we ran out of memory while 610d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // allocating the buffer. we're hoping that things will get back 611d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // to normal the next time the app tries to draw into this buffer. 612d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // meanwhile, pretend the screen didn't update. 613d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian mPostedDirtyRegion.clear(); 614caa600c4a1af1eefd108cf2ec3d86068af35111fMathias Agopian } 615caa600c4a1af1eefd108cf2ec3d86068af35111fMathias Agopian 616e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian if (lcblk->getQueuedCount()) { 617e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian // signal an event if we have more buffers waiting 618e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian mFlinger->signalEvent(); 619e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian } 620edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 621245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian /* a buffer was posted, so we need to call reloadTexture(), which 622245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * will update our internal data structures (eg: EGLImageKHR or 623245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * texture names). we need to do this even if mPostedDirtyRegion is 624245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * empty -- it's orthogonal to the fact that a new buffer was posted, 625245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * for instance, a degenerate case could be that the user did an empty 626245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * update but repainted the buffer with appropriate content (after a 627245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian * resize for instance). 628245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian */ 629245e4d78c5fb304fe153c36303ec69bf8a907f65Mathias Agopian reloadTexture( mPostedDirtyRegion ); 630edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 631edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 632edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::unlockPageFlip( 633edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform& planeTransform, Region& outDirtyRegion) 634edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 635edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Region dirtyRegion(mPostedDirtyRegion); 636edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (!dirtyRegion.isEmpty()) { 637edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mPostedDirtyRegion.clear(); 638edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // The dirty region is given in the layer's coordinate space 639edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // transform the dirty region by the surface's transformation 640edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // and the global transformation. 641edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& s(drawingState()); 642edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform tr(planeTransform * s.transform); 643edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion = tr.transform(dirtyRegion); 644edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 645edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // At this point, the dirty region is in screen space. 646edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Make sure it's constrained by the visible region (which 647edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // is in screen space as well). 648edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion.andSelf(visibleRegionScreen); 649edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project outDirtyRegion.orSelf(dirtyRegion); 650edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 651c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian if (visibleRegionScreen.isEmpty()) { 652c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian // an invisible layer should not hold a freeze-lock 6531b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian // (because it may never be updated and therefore never release it) 654c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian mFreezeLock.clear(); 655c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian } 656edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 657edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 658edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::finishPageFlip() 659edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 660b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 661b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 662b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (lcblk) { 66396f0819f81293076e652792794a961543e6750d7Mathias Agopian int buf = mBufferManager.getActiveBufferIndex(); 664b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (buf >= 0) { 665b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian status_t err = lcblk->unlock( buf ); 666b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian LOGE_IF(err!=NO_ERROR, 667b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian "layer %p, buffer=%d wasn't locked!", 668b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian this, buf); 669b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 67096f0819f81293076e652792794a961543e6750d7Mathias Agopian } 671edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 672edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 6731b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 6741b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopianvoid Layer::dump(String8& result, char* buffer, size_t SIZE) const 6751b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian{ 6761b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian LayerBaseClient::dump(result, buffer, SIZE); 6771b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 678b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ClientRef::Access sharedClient(mUserClientRef); 679b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferServer* lcblk(sharedClient.get()); 680b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian uint32_t totalTime = 0; 681b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (lcblk) { 682b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian SharedBufferStack::Statistics stats = lcblk->getStats(); 683b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian totalTime= stats.totalTime; 684b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian result.append( lcblk->dump(" ") ); 685b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 686b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 6871b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian sp<const GraphicBuffer> buf0(getBuffer(0)); 6881b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian sp<const GraphicBuffer> buf1(getBuffer(1)); 6891b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian uint32_t w0=0, h0=0, s0=0; 6901b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian uint32_t w1=0, h1=0, s1=0; 6911b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian if (buf0 != 0) { 6921b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian w0 = buf0->getWidth(); 6931b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian h0 = buf0->getHeight(); 6941b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian s0 = buf0->getStride(); 6951b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian } 6961b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian if (buf1 != 0) { 6971b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian w1 = buf1->getWidth(); 6981b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian h1 = buf1->getHeight(); 6991b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian s1 = buf1->getStride(); 7001b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian } 7011b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian snprintf(buffer, SIZE, 7021b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian " " 7031b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian "format=%2d, [%3ux%3u:%3u] [%3ux%3u:%3u]," 7041b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian " freezeLock=%p, dq-q-time=%u us\n", 705b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mFormat, w0, h0, s0, w1, h1, s1, 706b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian getFreezeLock().get(), totalTime); 7071b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 7081b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian result.append(buffer); 7091b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian} 7101b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 711076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// --------------------------------------------------------------------------- 712076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 713b7e930db175c192464cebdeb49eb56cf6dd60114Mathias AgopianLayer::ClientRef::ClientRef() 714579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian : mControlBlock(0), mToken(-1) { 715b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 716b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 717b7e930db175c192464cebdeb49eb56cf6dd60114Mathias AgopianLayer::ClientRef::~ClientRef() { 718b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 719b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 720b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopianint32_t Layer::ClientRef::getToken() const { 721b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian Mutex::Autolock _l(mLock); 722b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return mToken; 723b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 724b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 725579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopiansp<UserClient> Layer::ClientRef::getClient() const { 726579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian Mutex::Autolock _l(mLock); 727579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian return mUserClient.promote(); 728579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian} 729579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 730b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopianstatus_t Layer::ClientRef::setToken(const sp<UserClient>& uc, 731579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian const sp<SharedBufferServer>& sharedClient, int32_t token) { 732b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian Mutex::Autolock _l(mLock); 733579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 734579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian { // scope for strong mUserClient reference 735579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian sp<UserClient> userClient(mUserClient.promote()); 736579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian if (mUserClient != 0 && mControlBlock != 0) { 737579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian mControlBlock->setStatus(NO_INIT); 738579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian } 739579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian } 740579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 741b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mUserClient = uc; 742b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mToken = token; 743579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian mControlBlock = sharedClient; 744b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return NO_ERROR; 745b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 746b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 747b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopiansp<UserClient> Layer::ClientRef::getUserClientUnsafe() const { 748b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return mUserClient.promote(); 749b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 750b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 751b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian// this class gives us access to SharedBufferServer safely 752b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian// it makes sure the UserClient (and its associated shared memory) 753b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian// won't go away while we're accessing it. 754b7e930db175c192464cebdeb49eb56cf6dd60114Mathias AgopianLayer::ClientRef::Access::Access(const ClientRef& ref) 755579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian : mControlBlock(0) 756b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian{ 757b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian Mutex::Autolock _l(ref.mLock); 758b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mUserClientStrongRef = ref.mUserClient.promote(); 759b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (mUserClientStrongRef != 0) 760579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian mControlBlock = ref.mControlBlock; 761579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian} 762579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 763579b3f88d03d06b897b778bd11818f5104677d1dMathias AgopianLayer::ClientRef::Access::~Access() 764579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian{ 765b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 766b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 767b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian// --------------------------------------------------------------------------- 768b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian 769d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias AgopianLayer::BufferManager::BufferManager(TextureManager& tm) 770bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian : mNumBuffers(NUM_BUFFERS), mTextureManager(tm), 771b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mActiveBuffer(-1), mFailover(false) 772bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian{ 773bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian} 774bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 775bb641244d7d73312dc65b8e338df18b22e335107Mathias AgopianLayer::BufferManager::~BufferManager() 776d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 777d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 778d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 77954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennisstatus_t Layer::BufferManager::resize(size_t size, 78054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis const sp<SurfaceFlinger>& flinger, EGLDisplay dpy) 781bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian{ 782bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian Mutex::Autolock _l(mLock); 78354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 78454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis if (size < mNumBuffers) { 78554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Move the active texture into slot 0 78654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis BufferData activeBufferData = mBufferData[mActiveBuffer]; 78754cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[mActiveBuffer] = mBufferData[0]; 78854cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[0] = activeBufferData; 78954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mActiveBuffer = 0; 79054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 79154cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Free the buffers that are no longer needed. 79254cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis for (size_t i = size; i < mNumBuffers; i++) { 79354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[i].buffer = 0; 79454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 79554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Create a message to destroy the textures on SurfaceFlinger's GL 79654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // thread. 79754cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis class MessageDestroyTexture : public MessageBase { 79854cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis Image mTexture; 79954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis EGLDisplay mDpy; 80054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis public: 80154cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis MessageDestroyTexture(const Image& texture, EGLDisplay dpy) 80254cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis : mTexture(texture), mDpy(dpy) { } 80354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis virtual bool handler() { 80454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis status_t err = Layer::BufferManager::destroyTexture( 80554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis &mTexture, mDpy); 80654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis LOGE_IF(err<0, "error destroying texture: %d (%s)", 80754cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mTexture.name, strerror(-err)); 80854cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis return true; // XXX: err == 0; ???? 80954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis } 81054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis }; 81154cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 81254cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis MessageDestroyTexture *msg = new MessageDestroyTexture( 81354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[i].texture, dpy); 81454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 81554cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Don't allow this texture to be cleaned up by 81654cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // BufferManager::destroy. 81754cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[i].texture.name = -1U; 81854cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis mBufferData[i].texture.image = EGL_NO_IMAGE_KHR; 81954cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 82054cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis // Post the message to the SurfaceFlinger object. 82154cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis flinger->postMessageAsync(msg); 82254cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis } 82354cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis } 82454cc83e8a48c57307cdd40fe4b7e296020490095Jamie Gennis 825bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian mNumBuffers = size; 826bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian return NO_ERROR; 827d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 828d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 829d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// only for debugging 830d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopiansp<GraphicBuffer> Layer::BufferManager::getBuffer(size_t index) const { 831d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return mBufferData[index].buffer; 832d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 833d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 834d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::setActiveBufferIndex(size_t index) { 835d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian mActiveBuffer = index; 836d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return NO_ERROR; 837d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 838d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 839d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopiansize_t Layer::BufferManager::getActiveBufferIndex() const { 840d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return mActiveBuffer; 841d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 842d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 843d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias AgopianTexture Layer::BufferManager::getActiveTexture() const { 844bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian Texture res; 845b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (mFailover || mActiveBuffer<0) { 846bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian res = mFailoverTexture; 847bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } else { 848bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian static_cast<Image&>(res) = mBufferData[mActiveBuffer].texture; 849bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 850bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian return res; 851d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 852d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 853d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopiansp<GraphicBuffer> Layer::BufferManager::getActiveBuffer() const { 854b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian sp<GraphicBuffer> result; 855b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian const ssize_t activeBuffer = mActiveBuffer; 856b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (activeBuffer >= 0) { 857b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian BufferData const * const buffers = mBufferData; 858b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian Mutex::Autolock _l(mLock); 859b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian result = buffers[activeBuffer].buffer; 860b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 861b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return result; 862d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 863d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 864d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopiansp<GraphicBuffer> Layer::BufferManager::detachBuffer(size_t index) 865d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 866bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian BufferData* const buffers = mBufferData; 867d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian sp<GraphicBuffer> buffer; 868d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian Mutex::Autolock _l(mLock); 869bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffer = buffers[index].buffer; 870bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffers[index].buffer = 0; 871d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return buffer; 872d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 873d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 874d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::attachBuffer(size_t index, 875d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian const sp<GraphicBuffer>& buffer) 876d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 877bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian BufferData* const buffers = mBufferData; 878d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian Mutex::Autolock _l(mLock); 879bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffers[index].buffer = buffer; 880bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffers[index].texture.dirty = true; 881d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return NO_ERROR; 882d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 883d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 884d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::destroy(EGLDisplay dpy) 885d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 886bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian BufferData* const buffers = mBufferData; 887bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian size_t num; 888bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian { // scope for the lock 889bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian Mutex::Autolock _l(mLock); 890bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian num = mNumBuffers; 891bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian for (size_t i=0 ; i<num ; i++) { 892bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian buffers[i].buffer = 0; 893bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 894bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 895bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian for (size_t i=0 ; i<num ; i++) { 896bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian destroyTexture(&buffers[i].texture, dpy); 897d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian } 898d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian destroyTexture(&mFailoverTexture, dpy); 899d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return NO_ERROR; 900d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 901d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 902d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::initEglImage(EGLDisplay dpy, 903d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian const sp<GraphicBuffer>& buffer) 904d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 905b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian status_t err = NO_INIT; 906b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian ssize_t index = mActiveBuffer; 907b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian if (index >= 0) { 9081f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian if (!mFailover) { 9091f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian Image& texture(mBufferData[index].texture); 9101f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian err = mTextureManager.initEglImage(&texture, dpy, buffer); 9111f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian // if EGLImage fails, we switch to regular texture mode, and we 9121f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian // free all resources associated with using EGLImages. 9131f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian if (err == NO_ERROR) { 9141f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian mFailover = false; 9151f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian destroyTexture(&mFailoverTexture, dpy); 9161f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian } else { 9171f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian mFailover = true; 9181f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian const size_t num = mNumBuffers; 9191f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian for (size_t i=0 ; i<num ; i++) { 9201f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian destroyTexture(&mBufferData[i].texture, dpy); 9211f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian } 922e049a957ce2a529564a1312dca60e86d0bcb0964Andreas Huber } 9231f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian } else { 9241f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian // we failed once, don't try again 9251f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian err = BAD_VALUE; 926d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian } 927d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian } 928d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return err; 929d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 930d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 931d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianstatus_t Layer::BufferManager::loadTexture( 932d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian const Region& dirty, const GGLSurface& t) 933d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 934d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian return mTextureManager.loadTexture(&mFailoverTexture, dirty, t); 935d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 936d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 937bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopianstatus_t Layer::BufferManager::destroyTexture(Image* tex, EGLDisplay dpy) 938bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian{ 939bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian if (tex->name != -1U) { 940bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian glDeleteTextures(1, &tex->name); 941bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian tex->name = -1U; 942bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 943bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian if (tex->image != EGL_NO_IMAGE_KHR) { 944bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian eglDestroyImageKHR(dpy, tex->image); 945bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian tex->image = EGL_NO_IMAGE_KHR; 946bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 947bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian return NO_ERROR; 948bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian} 949bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian 950d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// --------------------------------------------------------------------------- 951d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 9529a11206fe793363c0e8897b478cbe6ef8c52b543Mathias AgopianLayer::SurfaceLayer::SurfaceLayer(const sp<SurfaceFlinger>& flinger, 95396f0819f81293076e652792794a961543e6750d7Mathias Agopian const sp<Layer>& owner) 95496f0819f81293076e652792794a961543e6750d7Mathias Agopian : Surface(flinger, owner->getIdentity(), owner) 9559a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian{ 9569a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian} 9579a11206fe793363c0e8897b478cbe6ef8c52b543Mathias Agopian 9589a11206fe793363c0e8897b478cbe6ef8c52b543Mathias AgopianLayer::SurfaceLayer::~SurfaceLayer() 959076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 960076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 961076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 962a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopiansp<GraphicBuffer> Layer::SurfaceLayer::requestBuffer(int index, 963a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian uint32_t w, uint32_t h, uint32_t format, uint32_t usage) 964076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 9653330b203039dea366d4981db1408a460134b2d2cMathias Agopian sp<GraphicBuffer> buffer; 966076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian sp<Layer> owner(getOwner()); 967076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (owner != 0) { 968bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian /* 969bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * requestBuffer() cannot be called from the main thread 970bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * as it could cause a dead-lock, since it may have to wait 971bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * on conditions updated my the main thread. 972bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian */ 973a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian buffer = owner->requestBuffer(index, w, h, format, usage); 974076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 975076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return buffer; 976076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 977edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 978b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopianstatus_t Layer::SurfaceLayer::setBufferCount(int bufferCount) 979b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian{ 980b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian status_t err = DEAD_OBJECT; 981b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian sp<Layer> owner(getOwner()); 982b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian if (owner != 0) { 983bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian /* 984bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * setBufferCount() cannot be called from the main thread 985bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * as it could cause a dead-lock, since it may have to wait 986bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian * on conditions updated my the main thread. 987bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian */ 988b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian err = owner->setBufferCount(bufferCount); 989b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian } 990b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian return err; 991b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian} 992b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 993edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 994edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 995edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 996edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 997