Layer.cpp revision a537c0f42e8077baafcbc65844adf1ec8397c040
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 21a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian#include <cutils/compiler.h> 22076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian#include <cutils/native_handle.h> 23a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian#include <cutils/properties.h> 24edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 25edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Errors.h> 26edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Log.h> 27edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/StopWatch.h> 28edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 293330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/GraphicBuffer.h> 30edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <ui/PixelFormat.h> 319cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian 329cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <surfaceflinger/Surface.h> 33edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 34edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "clz.h" 35a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian#include "DisplayHardware/DisplayHardware.h" 36a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian#include "DisplayHardware/HWComposer.h" 371f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian#include "GLExtensions.h" 38edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "Layer.h" 39edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "SurfaceFlinger.h" 40a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian#include "SurfaceTextureLayer.h" 41edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 42edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#define DEBUG_RESIZE 0 43edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 44edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 45edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectnamespace android { 46edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 47edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 48edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 4996f0819f81293076e652792794a961543e6750d7Mathias AgopianLayer::Layer(SurfaceFlinger* flinger, 5096f0819f81293076e652792794a961543e6750d7Mathias Agopian DisplayID display, const sp<Client>& client) 5196f0819f81293076e652792794a961543e6750d7Mathias Agopian : LayerBaseClient(flinger, display, client), 52a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mTextureName(-1U), 53a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mQueuedFrames(0), 54a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentTransform(0), 55933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian mCurrentScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), 56a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentOpacity(true), 575bf3abefb2745bf0c45b0814cfd44b4682060a6cMathias Agopian mFormat(PIXEL_FORMAT_NONE), 581f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian mGLExtensions(GLExtensions::getInstance()), 59a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mOpaqueLayer(true), 60d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian mNeedsDithering(false), 61b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mSecure(false), 62933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian mProtectedByApp(false) 63edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 64a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentCrop.makeInvalid(); 65a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glGenTextures(1, &mTextureName); 66d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 67d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 68ddc31c3e2bc6ffe66695c385d23e8ccc3c6dad06Mathias Agopianvoid Layer::destroy(RefBase const* base) { 69ddc31c3e2bc6ffe66695c385d23e8ccc3c6dad06Mathias Agopian mFlinger->destroyLayer(static_cast<LayerBase const*>(base)); 70ca4d3602c07837d0b2ac6878685a8e327b5f30f0Mathias Agopian} 71ca4d3602c07837d0b2ac6878685a8e327b5f30f0Mathias Agopian 72a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianvoid Layer::onFirstRef() 7396f0819f81293076e652792794a961543e6750d7Mathias Agopian{ 74a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian LayerBaseClient::onFirstRef(); 75ddc31c3e2bc6ffe66695c385d23e8ccc3c6dad06Mathias Agopian setDestroyer(this); 76ddc31c3e2bc6ffe66695c385d23e8ccc3c6dad06Mathias Agopian 77a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian struct FrameQueuedListener : public SurfaceTexture::FrameAvailableListener { 78a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian FrameQueuedListener(Layer* layer) : mLayer(layer) { } 79a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian private: 80a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian wp<Layer> mLayer; 81a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian virtual void onFrameAvailable() { 82a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<Layer> that(mLayer.promote()); 83a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (that != 0) { 84a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian that->onFrameQueued(); 85a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 86a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 87a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian }; 88a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture = new SurfaceTextureLayer(mTextureName, this); 89a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setFrameAvailableListener(new FrameQueuedListener(this)); 90a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setSynchronousMode(true); 91a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setBufferCountServer(2); 92b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 9396f0819f81293076e652792794a961543e6750d7Mathias Agopian 94a67932fe6864ac346e7f78b86df11cf6c5344137Mathias AgopianLayer::~Layer() 95b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian{ 96a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glDeleteTextures(1, &mTextureName); 9796f0819f81293076e652792794a961543e6750d7Mathias Agopian} 9896f0819f81293076e652792794a961543e6750d7Mathias Agopian 99a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianvoid Layer::onFrameQueued() { 1003d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis android_atomic_inc(&mQueuedFrames); 1013d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis mFlinger->signalEvent(); 102579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian} 103579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 104d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// called with SurfaceFlinger::mStateLock as soon as the layer is entered 105d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// in the purgatory list 106d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianvoid Layer::onRemoved() 107d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 108dbe6486ca151d0eb1950be0aae347f0eb8ed3442Jamie Gennis mSurfaceTexture->abandon(); 10948d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian} 110cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 111a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopiansp<ISurface> Layer::createSurface() 112edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 113a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian class BSurface : public BnSurface, public LayerCleaner { 114a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian wp<const Layer> mOwner; 115a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian virtual sp<ISurfaceTexture> getSurfaceTexture() const { 116a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<ISurfaceTexture> res; 117a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<const Layer> that( mOwner.promote() ); 118a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (that != NULL) { 119a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian res = that->mSurfaceTexture; 120a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 121a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return res; 122a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 123a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian public: 124a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian BSurface(const sp<SurfaceFlinger>& flinger, 125a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const sp<Layer>& layer) 126a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian : LayerCleaner(flinger, layer), mOwner(layer) { } 127a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian }; 128a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<ISurface> sur(new BSurface(mFlinger, this)); 129a1f47b90ab53af978be45b8bda16c5d084ae66e6Mathias Agopian return sur; 130edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 131edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 132f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopianstatus_t Layer::setBuffers( uint32_t w, uint32_t h, 133edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormat format, uint32_t flags) 134edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 135401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // this surfaces pixel format 136edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormatInfo info; 137edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t err = getPixelFormatInfo(format, &info); 138edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (err) return err; 139edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 140401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // the display's pixel format 141401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian const DisplayHardware& hw(graphicPlane(0).displayHardware()); 142ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian uint32_t const maxSurfaceDims = min( 143ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian hw.getMaxTextureSize(), hw.getMaxViewportDims()); 144ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 145ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // never allow a surface larger than what our underlying GL implementation 146ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // can handle. 147ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) { 148ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian return BAD_VALUE; 149ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian } 150ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 151401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian PixelFormatInfo displayInfo; 152401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian getPixelFormatInfo(hw.getFormat(), &displayInfo); 153a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian const uint32_t hwFlags = hw.getFlags(); 154a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian 155cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mFormat = format; 156eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 1573330b203039dea366d4981db1408a460134b2d2cMathias Agopian mSecure = (flags & ISurfaceComposer::eSecure) ? true : false; 15816f0453fee84c6aad59fe0d1c7d36f061d46cffcGlenn Kasten mProtectedByApp = (flags & ISurfaceComposer::eProtectedByApp) ? true : false; 159a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mOpaqueLayer = (flags & ISurfaceComposer::eOpaque); 160a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentOpacity = getOpacityForFormat(format); 161a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 162a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setDefaultBufferSize(w, h); 163a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setDefaultBufferFormat(format); 164ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 165401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // we use the red index 166401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int displayRedSize = displayInfo.getSize(PixelFormatInfo::INDEX_RED); 167401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int layerRedsize = info.getSize(PixelFormatInfo::INDEX_RED); 168401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian mNeedsDithering = layerRedsize > displayRedSize; 169401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian 170edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 171edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 172edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 173a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid Layer::setGeometry(hwc_layer_t* hwcl) 174a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian{ 175a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian LayerBaseClient::setGeometry(hwcl); 176a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian 177a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian hwcl->flags &= ~HWC_SKIP_LAYER; 178a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 179a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can't do alpha-fade with the hwc HAL 180a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian const State& s(drawingState()); 181a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (s.alpha < 0xFF) { 182a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 183a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 184a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 18529a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian /* 18629a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * Transformations are applied in this order: 18729a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * 1) buffer orientation/flip/mirror 18829a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * 2) state transformation (window manager) 18929a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * 3) layer orientation (screen orientation) 19029a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * (NOTE: the matrices are multiplied in reverse order) 19129a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian */ 19229a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 19329a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const Transform bufferOrientation(mCurrentTransform); 19429a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const Transform& stateTransform(s.transform); 19529a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const Transform layerOrientation(mOrientation); 19629a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 19729a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const Transform tr(layerOrientation * stateTransform * bufferOrientation); 19829a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 19929a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian // this gives us only the "orientation" component of the transform 20029a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const uint32_t finalTransform = tr.getOrientation(); 20129a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 202a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can only handle simple transformation 20329a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian if (finalTransform & Transform::ROT_INVALID) { 204a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 205a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian } else { 206a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian hwcl->transform = finalTransform; 207a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 208a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 209a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 210a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid Layer::setPerFrameData(hwc_layer_t* hwcl) { 211a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const sp<GraphicBuffer>& buffer(mActiveBuffer); 212a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (buffer == NULL) { 213da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // this can happen if the client never drew into this layer yet, 214da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // or if we ran out of memory. In that case, don't let 215da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // HWC handle it. 216da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian hwcl->flags |= HWC_SKIP_LAYER; 217a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->handle = NULL; 218a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian } else { 219a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian hwcl->handle = buffer->handle; 220a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 221f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian 222a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (isCropped()) { 223a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.left = mCurrentCrop.left; 224a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.top = mCurrentCrop.top; 225a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.right = mCurrentCrop.right; 226a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.bottom = mCurrentCrop.bottom; 227f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian } else { 228f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.left = 0; 229f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.top = 0; 230f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.right = buffer->width; 231f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.bottom = buffer->height; 232f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian } 233a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 234a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 235a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianstatic inline uint16_t pack565(int r, int g, int b) { 236a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return (r<<11)|(g<<5)|b; 23774c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian} 238edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::onDraw(const Region& clip) const 239edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 240a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (CC_UNLIKELY(mActiveBuffer == 0)) { 241edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // the texture has not been created yet, this Layer has 242179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // in fact never been drawn into. This happens frequently with 243179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // SurfaceView because the WindowManager can't know when the client 244179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // has drawn the first time. 245179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 246179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // If there is nothing under us, we paint the screen in black, otherwise 247179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // we just skip this update. 248179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 249179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // figure out if there is something below us 250179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region under; 251179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const SurfaceFlinger::LayerVector& drawingLayers(mFlinger->mDrawingState.layersSortedByZ); 252179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const size_t count = drawingLayers.size(); 253179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian for (size_t i=0 ; i<count ; ++i) { 254179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const sp<LayerBase>& layer(drawingLayers[i]); 255179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (layer.get() == static_cast<LayerBase const*>(this)) 256179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian break; 257179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian under.orSelf(layer->visibleRegionScreen); 258179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 259179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // if not everything below us is covered, we plug the holes! 260179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region holes(clip.subtract(under)); 261179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (!holes.isEmpty()) { 2620a91775c4df380d6a5b7f3ccad5127388ac01306Mathias Agopian clearWithOpenGL(holes, 0, 0, 0, 1); 263179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 264edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return; 265edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 266a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 267a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian GLenum target = mSurfaceTexture->getCurrentTextureTarget(); 268a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glBindTexture(target, mTextureName); 269a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (getFiltering() || needsFiltering() || isFixedSize() || isCropped()) { 270a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // TODO: we could be more subtle with isFixedSize() 271a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_MAG_FILTER, GL_LINEAR); 272a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_MIN_FILTER, GL_LINEAR); 273a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } else { 274a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 275a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 276a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 277a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glEnable(target); 278a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glMatrixMode(GL_TEXTURE); 279a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glLoadMatrixf(mTextureMatrix); 280a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glMatrixMode(GL_MODELVIEW); 281a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 282a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian drawWithOpenGL(clip); 283a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 284a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glDisable(target); 285edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 286edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 287ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// As documented in libhardware header, formats in the range 288ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// 0x100 - 0x1FF are specific to the HAL implementation, and 289ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// are known to have no alpha channel 290ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// TODO: move definition for device-specific range into 291ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// hardware.h, instead of using hard-coded values here. 292ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold#define HARDWARE_IS_DEVICE_FORMAT(f) ((f) >= 0x100 && (f) <= 0x1FF) 293ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 294a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::getOpacityForFormat(uint32_t format) 295ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold{ 296a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (HARDWARE_IS_DEVICE_FORMAT(format)) { 297a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return true; 298ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold } 299a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian PixelFormatInfo info; 300a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian status_t err = getPixelFormatInfo(PixelFormat(format), &info); 301a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // in case of error (unknown format), we assume no blending 302a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return (err || info.h_alpha <= info.l_alpha); 303ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold} 304ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 305ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 306a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::isOpaque() const 307a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian{ 308a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // if we don't have a buffer yet, we're translucent regardless of the 309a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // layer's opaque flag. 310db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis if (mActiveBuffer == 0) { 311a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return false; 312db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis } 313a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 314a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // if the layer has the opaque flag, then we're always opaque, 315a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // otherwise we use the current buffer's format. 316a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return mOpaqueLayer || mCurrentOpacity; 317a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian} 318a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian 3197a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennisbool Layer::isProtected() const 3207a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis{ 321a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const sp<GraphicBuffer>& activeBuffer(mActiveBuffer); 3227a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis return (activeBuffer != 0) && 3237a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis (activeBuffer->getUsage() & GRALLOC_USAGE_PROTECTED); 3247a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis} 325b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 326edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectuint32_t Layer::doTransaction(uint32_t flags) 327edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 328edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& front(drawingState()); 329edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& temp(currentState()); 330edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 331a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian const bool sizeChanged = (front.requested_w != temp.requested_w) || 332a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian (front.requested_h != temp.requested_h); 333a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 334a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (sizeChanged) { 335cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // the size changed, we need to ask our client to request a new buffer 336edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGD_IF(DEBUG_RESIZE, 3373fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian "doTransaction: " 338a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian "resize (layer=%p), requested (%dx%d), drawing (%d,%d), " 3393fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian "scalingMode=%d", 340a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian this, 341a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian int(temp.requested_w), int(temp.requested_h), 342a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian int(front.requested_w), int(front.requested_h), 3433fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian mCurrentScalingMode); 344a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 345a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!isFixedSize()) { 346a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // we're being resized and there is a freeze display request, 347a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // acquire a freeze lock, so that the screen stays put 348a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // until we've redrawn at the new size; this is to avoid 349a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // glitches upon orientation changes. 350a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (mFlinger->hasFreezeRequest()) { 351a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // if the surface is hidden, don't try to acquire the 352a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // freeze lock, since hidden surfaces may never redraw 353a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!(front.flags & ISurfaceComposer::eLayerHidden)) { 354a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian mFreezeLock = mFlinger->getFreezeLock(); 355a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 356edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 357caa600c4a1af1eefd108cf2ec3d86068af35111fMathias Agopian 358a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // this will make sure LayerBase::doTransaction doesn't update 359a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // the drawing state's size 360a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian Layer::State& editDraw(mDrawingState); 361a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_w = temp.requested_w; 362a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_h = temp.requested_h; 363df3e0b934f2822ea0a334777e51e681f04a64d7cMathias Agopian 364a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // record the new size, form this point on, when the client request 365a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // a buffer, it'll get the new size. 366a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setDefaultBufferSize(temp.requested_w, temp.requested_h); 367a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 368edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 369cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 370edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.sequence != front.sequence) { 371edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.flags & ISurfaceComposer::eLayerHidden || temp.alpha == 0) { 372edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // this surface is now hidden, so it shouldn't hold a freeze lock 373edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // (it may never redraw, which is fine if it is hidden) 374edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mFreezeLock.clear(); 375edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 376edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 377edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 378edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return LayerBase::doTransaction(flags); 379edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 380edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 381a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::isFixedSize() const { 382933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian return mCurrentScalingMode != NATIVE_WINDOW_SCALING_MODE_FREEZE; 383a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian} 384a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 385a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::isCropped() const { 386a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return !mCurrentCrop.isEmpty(); 387a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian} 388a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 389edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 390edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// pageflip handling... 391edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 392edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 393edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::lockPageFlip(bool& recomputeVisibleRegions) 394edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 3953d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis if (mQueuedFrames > 0) { 396db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis const bool oldOpacity = isOpaque(); 397db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis 3983d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis // signal another event if we have more frames pending 3993d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis if (android_atomic_dec(&mQueuedFrames) > 1) { 4003d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis mFlinger->signalEvent(); 4013d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis } 4023d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis 403a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mSurfaceTexture->updateTexImage() < NO_ERROR) { 404a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // something happened! 405a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian recomputeVisibleRegions = true; 406a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return; 407a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 408d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 409a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mActiveBuffer = mSurfaceTexture->getCurrentBuffer(); 410a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->getTransformMatrix(mTextureMatrix); 411ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 412a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const Rect crop(mSurfaceTexture->getCurrentCrop()); 413a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const uint32_t transform(mSurfaceTexture->getCurrentTransform()); 414933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian const uint32_t scalingMode(mSurfaceTexture->getCurrentScalingMode()); 415933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian if ((crop != mCurrentCrop) || 416933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian (transform != mCurrentTransform) || 417933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian (scalingMode != mCurrentScalingMode)) 418933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian { 419a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentCrop = crop; 420a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentTransform = transform; 421933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian mCurrentScalingMode = scalingMode; 422a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mFlinger->invalidateHwcGeometry(); 423a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 424da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian 425db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis mCurrentOpacity = getOpacityForFormat(mActiveBuffer->format); 426db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis if (oldOpacity != isOpaque()) { 427ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold recomputeVisibleRegions = true; 428ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold } 429ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 430a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const GLenum target(mSurfaceTexture->getCurrentTextureTarget()); 431a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); 432a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); 433d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 434d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // update the layer size and release freeze-lock 435d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian const Layer::State& front(drawingState()); 436a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 437a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // FIXME: mPostedDirtyRegion = dirty & bounds 438a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mPostedDirtyRegion.set(front.w, front.h); 439a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 44097c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian 44197c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian if ((front.w != front.requested_w) || 44297c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian (front.h != front.requested_h)) 443df3e0b934f2822ea0a334777e51e681f04a64d7cMathias Agopian { 44497c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian // check that we received a buffer of the right size 44597c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian // (Take the buffer's orientation into account) 44697c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian sp<GraphicBuffer> newFrontBuffer(mActiveBuffer); 44797c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian uint32_t bufWidth = newFrontBuffer->getWidth(); 44897c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian uint32_t bufHeight = newFrontBuffer->getHeight(); 44997c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian if (mCurrentTransform & Transform::ROT_90) { 45097c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian swap(bufWidth, bufHeight); 45197c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian } 45297c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian 45397c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian if (isFixedSize() || 45497c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian (bufWidth == front.requested_w && 45597c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian bufHeight == front.requested_h)) 456d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian { 457d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // Here we pretend the transaction happened by updating the 458d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // current and drawing states. Drawing state is only accessed 459d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // in this thread, no need to have it locked 460d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editDraw(mDrawingState); 461d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.w = editDraw.requested_w; 462d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.h = editDraw.requested_h; 463d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 464d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // We also need to update the current state so that we don't 465d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // end-up doing too much work during the next transaction. 466d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // NOTE: We actually don't need hold the transaction lock here 467d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // because State::w and State::h are only accessed from 468d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // this thread 469d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editTemp(currentState()); 470d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.w = editDraw.w; 471d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.h = editDraw.h; 472d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 473d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // recompute visible region 474d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian recomputeVisibleRegions = true; 4758f2d50521653f24c2a5e77b627dc015c7fbd656aMathias Agopian 47697c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian // we now have the correct size, unfreeze the screen 47797c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian mFreezeLock.clear(); 47897c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian } 4793fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian 4803fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian LOGD_IF(DEBUG_RESIZE, 4813fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian "lockPageFlip : " 4823fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian " (layer=%p), buffer (%ux%u, tr=%02x), " 4833fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian "requested (%dx%d)", 4843fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian this, 4853fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian bufWidth, bufHeight, mCurrentTransform, 4863fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian front.requested_w, front.requested_h); 487d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 488e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian } 489edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 490edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 491edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::unlockPageFlip( 492edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform& planeTransform, Region& outDirtyRegion) 493edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 494edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Region dirtyRegion(mPostedDirtyRegion); 495edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (!dirtyRegion.isEmpty()) { 496edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mPostedDirtyRegion.clear(); 497edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // The dirty region is given in the layer's coordinate space 498edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // transform the dirty region by the surface's transformation 499edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // and the global transformation. 500edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& s(drawingState()); 501edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform tr(planeTransform * s.transform); 502edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion = tr.transform(dirtyRegion); 503edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 504edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // At this point, the dirty region is in screen space. 505edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Make sure it's constrained by the visible region (which 506edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // is in screen space as well). 507edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion.andSelf(visibleRegionScreen); 508edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project outDirtyRegion.orSelf(dirtyRegion); 509edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 510c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian if (visibleRegionScreen.isEmpty()) { 511c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian // an invisible layer should not hold a freeze-lock 5121b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian // (because it may never be updated and therefore never release it) 513c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian mFreezeLock.clear(); 514c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian } 515edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 516edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 5171b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopianvoid Layer::dump(String8& result, char* buffer, size_t SIZE) const 5181b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian{ 5191b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian LayerBaseClient::dump(result, buffer, SIZE); 5201b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 521a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<const GraphicBuffer> buf0(mActiveBuffer); 522a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian uint32_t w0=0, h0=0, s0=0, f0=0; 5231b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian if (buf0 != 0) { 5241b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian w0 = buf0->getWidth(); 5251b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian h0 = buf0->getHeight(); 5261b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian s0 = buf0->getStride(); 527a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian f0 = buf0->format; 5281b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian } 5291b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian snprintf(buffer, SIZE, 5301b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian " " 531a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian "format=%2d, activeBuffer=[%3ux%3u:%3u,%3u]," 532a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian " freezeLock=%p, queued-frames=%d\n", 533a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mFormat, w0, h0, s0,f0, 534a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian getFreezeLock().get(), mQueuedFrames); 5351b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 5361b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian result.append(buffer); 537d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 538a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mSurfaceTexture != 0) { 539a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->dump(result, " ", buffer, SIZE); 540bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 541d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 542d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 543a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianuint32_t Layer::getEffectiveUsage(uint32_t usage) const 544b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian{ 545a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // TODO: should we do something special if mSecure is set? 546a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mProtectedByApp) { 547a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // need a hardware-protected path to external video sink 548a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian usage |= GraphicBuffer::USAGE_PROTECTED; 549b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian } 550a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return usage; 551b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian} 552b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 553edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 554edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 555edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 556edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 557