Layer.cpp revision c492e67810814bf86301abffe1d31598b775cf45
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 68a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianvoid Layer::onFirstRef() 6996f0819f81293076e652792794a961543e6750d7Mathias Agopian{ 70a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian LayerBaseClient::onFirstRef(); 71ddc31c3e2bc6ffe66695c385d23e8ccc3c6dad06Mathias Agopian 72a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian struct FrameQueuedListener : public SurfaceTexture::FrameAvailableListener { 73a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian FrameQueuedListener(Layer* layer) : mLayer(layer) { } 74a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian private: 75a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian wp<Layer> mLayer; 76a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian virtual void onFrameAvailable() { 77a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<Layer> that(mLayer.promote()); 78a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (that != 0) { 79a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian that->onFrameQueued(); 80a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 81a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 82a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian }; 83a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture = new SurfaceTextureLayer(mTextureName, this); 84a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setFrameAvailableListener(new FrameQueuedListener(this)); 85a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setSynchronousMode(true); 86a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setBufferCountServer(2); 87b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 8896f0819f81293076e652792794a961543e6750d7Mathias Agopian 89a67932fe6864ac346e7f78b86df11cf6c5344137Mathias AgopianLayer::~Layer() 90b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian{ 91e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian class MessageDestroyGLState : public MessageBase { 92e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian GLuint texture; 93e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian public: 94e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian MessageDestroyGLState(GLuint texture) : texture(texture) { } 95e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian virtual bool handler() { 96e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian glDeleteTextures(1, &texture); 97e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian return true; 98e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian } 99e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian }; 100e9800c83114988b6f8cc25bb9d508ebb322f9903Mathias Agopian mFlinger->postMessageAsync( new MessageDestroyGLState(mTextureName) ); 10196f0819f81293076e652792794a961543e6750d7Mathias Agopian} 10296f0819f81293076e652792794a961543e6750d7Mathias Agopian 103a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianvoid Layer::onFrameQueued() { 1043d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis android_atomic_inc(&mQueuedFrames); 1053d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis mFlinger->signalEvent(); 106579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian} 107579b3f88d03d06b897b778bd11818f5104677d1dMathias Agopian 108d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// called with SurfaceFlinger::mStateLock as soon as the layer is entered 109d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian// in the purgatory list 110d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopianvoid Layer::onRemoved() 111d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian{ 112dbe6486ca151d0eb1950be0aae347f0eb8ed3442Jamie Gennis mSurfaceTexture->abandon(); 11348d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian} 114cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 115a249f2d11249ff37c48119020b797ad437ddef2cJamie Gennisvoid Layer::setName(const String8& name) { 116a249f2d11249ff37c48119020b797ad437ddef2cJamie Gennis LayerBase::setName(name); 117a249f2d11249ff37c48119020b797ad437ddef2cJamie Gennis mSurfaceTexture->setName(name); 118a249f2d11249ff37c48119020b797ad437ddef2cJamie Gennis} 119a249f2d11249ff37c48119020b797ad437ddef2cJamie Gennis 120a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopiansp<ISurface> Layer::createSurface() 121edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 122a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian class BSurface : public BnSurface, public LayerCleaner { 123a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian wp<const Layer> mOwner; 124a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian virtual sp<ISurfaceTexture> getSurfaceTexture() const { 125a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<ISurfaceTexture> res; 126a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<const Layer> that( mOwner.promote() ); 127a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (that != NULL) { 128a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian res = that->mSurfaceTexture; 129a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 130a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return res; 131a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 132a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian public: 133a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian BSurface(const sp<SurfaceFlinger>& flinger, 134a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const sp<Layer>& layer) 135a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian : LayerCleaner(flinger, layer), mOwner(layer) { } 136a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian }; 137a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<ISurface> sur(new BSurface(mFlinger, this)); 138a1f47b90ab53af978be45b8bda16c5d084ae66e6Mathias Agopian return sur; 139edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 140edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 141582270d69db94286a248bd829f1ae6f910d45124Jamie Genniswp<IBinder> Layer::getSurfaceTextureBinder() const 142582270d69db94286a248bd829f1ae6f910d45124Jamie Gennis{ 143582270d69db94286a248bd829f1ae6f910d45124Jamie Gennis return mSurfaceTexture->asBinder(); 144582270d69db94286a248bd829f1ae6f910d45124Jamie Gennis} 145582270d69db94286a248bd829f1ae6f910d45124Jamie Gennis 146f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopianstatus_t Layer::setBuffers( uint32_t w, uint32_t h, 147edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormat format, uint32_t flags) 148edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 149401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // this surfaces pixel format 150edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormatInfo info; 151edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t err = getPixelFormatInfo(format, &info); 152edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (err) return err; 153edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 154401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // the display's pixel format 155401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian const DisplayHardware& hw(graphicPlane(0).displayHardware()); 156ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian uint32_t const maxSurfaceDims = min( 157ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian hw.getMaxTextureSize(), hw.getMaxViewportDims()); 158ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 159ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // never allow a surface larger than what our underlying GL implementation 160ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // can handle. 161ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) { 162ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian return BAD_VALUE; 163ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian } 164ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 165401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian PixelFormatInfo displayInfo; 166401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian getPixelFormatInfo(hw.getFormat(), &displayInfo); 167a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian const uint32_t hwFlags = hw.getFlags(); 168a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian 169cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mFormat = format; 170eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 1713330b203039dea366d4981db1408a460134b2d2cMathias Agopian mSecure = (flags & ISurfaceComposer::eSecure) ? true : false; 17216f0453fee84c6aad59fe0d1c7d36f061d46cffcGlenn Kasten mProtectedByApp = (flags & ISurfaceComposer::eProtectedByApp) ? true : false; 173a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mOpaqueLayer = (flags & ISurfaceComposer::eOpaque); 174a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentOpacity = getOpacityForFormat(format); 175a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 176a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setDefaultBufferSize(w, h); 177a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setDefaultBufferFormat(format); 178ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 179401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // we use the red index 180401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int displayRedSize = displayInfo.getSize(PixelFormatInfo::INDEX_RED); 181401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int layerRedsize = info.getSize(PixelFormatInfo::INDEX_RED); 182401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian mNeedsDithering = layerRedsize > displayRedSize; 183401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian 184edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 185edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 186edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 187a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid Layer::setGeometry(hwc_layer_t* hwcl) 188a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian{ 189a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian LayerBaseClient::setGeometry(hwcl); 190a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian 191a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian hwcl->flags &= ~HWC_SKIP_LAYER; 192a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 193a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can't do alpha-fade with the hwc HAL 194a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian const State& s(drawingState()); 195a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (s.alpha < 0xFF) { 196a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 197a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 198a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 19929a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian /* 20029a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * Transformations are applied in this order: 20129a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * 1) buffer orientation/flip/mirror 20229a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * 2) state transformation (window manager) 20329a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * 3) layer orientation (screen orientation) 204d992db3827016388e8069f5793b031153d423501Mathias Agopian * mTransform is already the composition of (2) and (3) 20529a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * (NOTE: the matrices are multiplied in reverse order) 20629a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian */ 20729a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 20829a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const Transform bufferOrientation(mCurrentTransform); 209d992db3827016388e8069f5793b031153d423501Mathias Agopian const Transform tr(mTransform * bufferOrientation); 21029a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 21129a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian // this gives us only the "orientation" component of the transform 21229a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const uint32_t finalTransform = tr.getOrientation(); 21329a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 214a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can only handle simple transformation 21529a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian if (finalTransform & Transform::ROT_INVALID) { 216a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 217a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian } else { 218a537c0f42e8077baafcbc65844adf1ec8397c040Mathias Agopian hwcl->transform = finalTransform; 219a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 220f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian 221a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (isCropped()) { 222a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.left = mCurrentCrop.left; 223a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.top = mCurrentCrop.top; 224a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.right = mCurrentCrop.right; 225a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.bottom = mCurrentCrop.bottom; 226f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian } else { 227c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian const sp<GraphicBuffer>& buffer(mActiveBuffer); 228f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.left = 0; 229f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.top = 0; 230e8067a7d996105d9e03d75e6593e28b795fa9336Mathias Agopian if (buffer != NULL) { 231e8067a7d996105d9e03d75e6593e28b795fa9336Mathias Agopian hwcl->sourceCrop.right = buffer->width; 232e8067a7d996105d9e03d75e6593e28b795fa9336Mathias Agopian hwcl->sourceCrop.bottom = buffer->height; 233e8067a7d996105d9e03d75e6593e28b795fa9336Mathias Agopian } else { 234e8067a7d996105d9e03d75e6593e28b795fa9336Mathias Agopian hwcl->sourceCrop.right = mTransformedBounds.width(); 235e8067a7d996105d9e03d75e6593e28b795fa9336Mathias Agopian hwcl->sourceCrop.bottom = mTransformedBounds.height(); 236e8067a7d996105d9e03d75e6593e28b795fa9336Mathias Agopian } 237f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian } 238a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 239a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 240c7f3381c3b2945e441747130eae88214435d0819Mathias Agopianvoid Layer::setPerFrameData(hwc_layer_t* hwcl) { 241c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian const sp<GraphicBuffer>& buffer(mActiveBuffer); 242c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian if (buffer == NULL) { 243c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian // this can happen if the client never drew into this layer yet, 244c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian // or if we ran out of memory. In that case, don't let 245c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian // HWC handle it. 246c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian hwcl->flags |= HWC_SKIP_LAYER; 247c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian hwcl->handle = NULL; 248c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian } else { 249c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian hwcl->handle = buffer->handle; 250c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian } 251c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian} 252c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian 253edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::onDraw(const Region& clip) const 254edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 255a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (CC_UNLIKELY(mActiveBuffer == 0)) { 256edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // the texture has not been created yet, this Layer has 257179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // in fact never been drawn into. This happens frequently with 258179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // SurfaceView because the WindowManager can't know when the client 259179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // has drawn the first time. 260179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 261179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // If there is nothing under us, we paint the screen in black, otherwise 262179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // we just skip this update. 263179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 264179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // figure out if there is something below us 265179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region under; 266f7ae69d4bd292110da976c8ae766a8ef083d731fMathias Agopian const SurfaceFlinger::LayerVector& drawingLayers( 267f7ae69d4bd292110da976c8ae766a8ef083d731fMathias Agopian mFlinger->mDrawingState.layersSortedByZ); 268179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const size_t count = drawingLayers.size(); 269179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian for (size_t i=0 ; i<count ; ++i) { 270179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const sp<LayerBase>& layer(drawingLayers[i]); 271179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (layer.get() == static_cast<LayerBase const*>(this)) 272179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian break; 273179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian under.orSelf(layer->visibleRegionScreen); 274179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 275179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // if not everything below us is covered, we plug the holes! 276179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region holes(clip.subtract(under)); 277179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (!holes.isEmpty()) { 2780a91775c4df380d6a5b7f3ccad5127388ac01306Mathias Agopian clearWithOpenGL(holes, 0, 0, 0, 1); 279179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 280edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return; 281edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 282a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 2839575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis if (!isProtected()) { 284c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glBindTexture(GL_TEXTURE_EXTERNAL_OES, mTextureName); 285c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian GLenum filter = GL_NEAREST; 2869575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis if (getFiltering() || needsFiltering() || isFixedSize() || isCropped()) { 2879575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis // TODO: we could be more subtle with isFixedSize() 288c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian filter = GL_LINEAR; 2899575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis } 290c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER, filter); 291c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, filter); 2929575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis glMatrixMode(GL_TEXTURE); 2939575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis glLoadMatrixf(mTextureMatrix); 2949575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis glMatrixMode(GL_MODELVIEW); 295c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glEnable(GL_TEXTURE_EXTERNAL_OES); 296c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glDisable(GL_TEXTURE_2D); 297a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } else { 298c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glBindTexture(GL_TEXTURE_2D, mFlinger->getProtectedTexName()); 2999575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis glMatrixMode(GL_TEXTURE); 3009575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis glLoadIdentity(); 3019575f60722f7a4f54384fe0be6938a8de48dc23aJamie Gennis glMatrixMode(GL_MODELVIEW); 302c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glDisable(GL_TEXTURE_EXTERNAL_OES); 303c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glEnable(GL_TEXTURE_2D); 304a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 305a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 306a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian drawWithOpenGL(clip); 307a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 308c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glDisable(GL_TEXTURE_EXTERNAL_OES); 309c492e67810814bf86301abffe1d31598b775cf45Mathias Agopian glDisable(GL_TEXTURE_2D); 310edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 311edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 312ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// As documented in libhardware header, formats in the range 313ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// 0x100 - 0x1FF are specific to the HAL implementation, and 314ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// are known to have no alpha channel 315ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// TODO: move definition for device-specific range into 316ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// hardware.h, instead of using hard-coded values here. 317ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold#define HARDWARE_IS_DEVICE_FORMAT(f) ((f) >= 0x100 && (f) <= 0x1FF) 318ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 319a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::getOpacityForFormat(uint32_t format) 320ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold{ 321a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (HARDWARE_IS_DEVICE_FORMAT(format)) { 322a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return true; 323ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold } 324a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian PixelFormatInfo info; 325a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian status_t err = getPixelFormatInfo(PixelFormat(format), &info); 326a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // in case of error (unknown format), we assume no blending 327a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return (err || info.h_alpha <= info.l_alpha); 328ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold} 329ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 330ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 331a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::isOpaque() const 332a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian{ 333a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // if we don't have a buffer yet, we're translucent regardless of the 334a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // layer's opaque flag. 335db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis if (mActiveBuffer == 0) { 336a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return false; 337db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis } 338a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 339a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // if the layer has the opaque flag, then we're always opaque, 340a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // otherwise we use the current buffer's format. 341a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return mOpaqueLayer || mCurrentOpacity; 342a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian} 343a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian 3447a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennisbool Layer::isProtected() const 3457a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis{ 346a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const sp<GraphicBuffer>& activeBuffer(mActiveBuffer); 3477a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis return (activeBuffer != 0) && 3487a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis (activeBuffer->getUsage() & GRALLOC_USAGE_PROTECTED); 3497a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis} 350b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 351edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectuint32_t Layer::doTransaction(uint32_t flags) 352edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 353edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& front(drawingState()); 354edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& temp(currentState()); 355edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 356a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian const bool sizeChanged = (front.requested_w != temp.requested_w) || 357a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian (front.requested_h != temp.requested_h); 358a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 359a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (sizeChanged) { 360cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // the size changed, we need to ask our client to request a new buffer 361edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGD_IF(DEBUG_RESIZE, 3623fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian "doTransaction: " 363a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian "resize (layer=%p), requested (%dx%d), drawing (%d,%d), " 3643fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian "scalingMode=%d", 365a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian this, 366a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian int(temp.requested_w), int(temp.requested_h), 367a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian int(front.requested_w), int(front.requested_h), 3683fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian mCurrentScalingMode); 369a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 370a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!isFixedSize()) { 371a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // we're being resized and there is a freeze display request, 372a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // acquire a freeze lock, so that the screen stays put 373a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // until we've redrawn at the new size; this is to avoid 374a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // glitches upon orientation changes. 375a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (mFlinger->hasFreezeRequest()) { 376a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // if the surface is hidden, don't try to acquire the 377a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // freeze lock, since hidden surfaces may never redraw 378a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!(front.flags & ISurfaceComposer::eLayerHidden)) { 379a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian mFreezeLock = mFlinger->getFreezeLock(); 380a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 381edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 382caa600c4a1af1eefd108cf2ec3d86068af35111fMathias Agopian 383a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // this will make sure LayerBase::doTransaction doesn't update 384a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // the drawing state's size 385a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian Layer::State& editDraw(mDrawingState); 386a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_w = temp.requested_w; 387a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_h = temp.requested_h; 388a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 3892a0d5b608447a880beff5149805425f02691442bJamie Gennis 3902a0d5b608447a880beff5149805425f02691442bJamie Gennis // record the new size, form this point on, when the client request 3912a0d5b608447a880beff5149805425f02691442bJamie Gennis // a buffer, it'll get the new size. 3922a0d5b608447a880beff5149805425f02691442bJamie Gennis mSurfaceTexture->setDefaultBufferSize(temp.requested_w, 3932a0d5b608447a880beff5149805425f02691442bJamie Gennis temp.requested_h); 394edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 395cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 396edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.sequence != front.sequence) { 397edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.flags & ISurfaceComposer::eLayerHidden || temp.alpha == 0) { 398edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // this surface is now hidden, so it shouldn't hold a freeze lock 399edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // (it may never redraw, which is fine if it is hidden) 400edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mFreezeLock.clear(); 401edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 402edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 403edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 404edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return LayerBase::doTransaction(flags); 405edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 406edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 407a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::isFixedSize() const { 408933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian return mCurrentScalingMode != NATIVE_WINDOW_SCALING_MODE_FREEZE; 409a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian} 410a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 411a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::isCropped() const { 412a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return !mCurrentCrop.isEmpty(); 413a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian} 414a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 415edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 416edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// pageflip handling... 417edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 418edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 419edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::lockPageFlip(bool& recomputeVisibleRegions) 420edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 4213d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis if (mQueuedFrames > 0) { 422351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis // Capture the old state of the layer for comparisons later 423db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis const bool oldOpacity = isOpaque(); 424351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis sp<GraphicBuffer> oldActiveBuffer = mActiveBuffer; 425db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis 4263d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis // signal another event if we have more frames pending 4273d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis if (android_atomic_dec(&mQueuedFrames) > 1) { 4283d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis mFlinger->signalEvent(); 4293d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis } 4303d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis 431a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mSurfaceTexture->updateTexImage() < NO_ERROR) { 432a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // something happened! 433a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian recomputeVisibleRegions = true; 434a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return; 435a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 436d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 437351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis // update the active buffer 438351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis mActiveBuffer = mSurfaceTexture->getCurrentBuffer(); 439ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 440a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const Rect crop(mSurfaceTexture->getCurrentCrop()); 441a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const uint32_t transform(mSurfaceTexture->getCurrentTransform()); 442933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian const uint32_t scalingMode(mSurfaceTexture->getCurrentScalingMode()); 443933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian if ((crop != mCurrentCrop) || 444933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian (transform != mCurrentTransform) || 445933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian (scalingMode != mCurrentScalingMode)) 446933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian { 447a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentCrop = crop; 448a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentTransform = transform; 449933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian mCurrentScalingMode = scalingMode; 450a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mFlinger->invalidateHwcGeometry(); 451a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 452da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian 453c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian GLfloat textureMatrix[16]; 454c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian mSurfaceTexture->getTransformMatrix(textureMatrix); 455c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian if (memcmp(textureMatrix, mTextureMatrix, sizeof(textureMatrix))) { 456c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian memcpy(mTextureMatrix, textureMatrix, sizeof(textureMatrix)); 457c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian mFlinger->invalidateHwcGeometry(); 458c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian } 459c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian 460351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis uint32_t bufWidth = mActiveBuffer->getWidth(); 461351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis uint32_t bufHeight = mActiveBuffer->getHeight(); 462351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis if (oldActiveBuffer != NULL) { 463351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis if (bufWidth != uint32_t(oldActiveBuffer->width) || 464351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis bufHeight != uint32_t(oldActiveBuffer->height)) { 465c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian mFlinger->invalidateHwcGeometry(); 466c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian } 467c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian } 468c7f3381c3b2945e441747130eae88214435d0819Mathias Agopian 469351a513b12622781de9580b3c96fd0a8578b563bJamie Gennis mCurrentOpacity = getOpacityForFormat(mActiveBuffer->format); 470db5230f4441fa8f120f15bdd6fcfc6e75d9c27d0Jamie Gennis if (oldOpacity != isOpaque()) { 471ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold recomputeVisibleRegions = true; 472ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold } 473ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 474f7ae69d4bd292110da976c8ae766a8ef083d731fMathias Agopian glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); 475f7ae69d4bd292110da976c8ae766a8ef083d731fMathias Agopian glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); 476d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 477d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // update the layer size and release freeze-lock 478d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian const Layer::State& front(drawingState()); 479a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 480a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // FIXME: mPostedDirtyRegion = dirty & bounds 481a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mPostedDirtyRegion.set(front.w, front.h); 482a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 48397c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian if ((front.w != front.requested_w) || 48497c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian (front.h != front.requested_h)) 485df3e0b934f2822ea0a334777e51e681f04a64d7cMathias Agopian { 48697c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian // check that we received a buffer of the right size 48797c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian // (Take the buffer's orientation into account) 48897c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian if (mCurrentTransform & Transform::ROT_90) { 48997c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian swap(bufWidth, bufHeight); 49097c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian } 49197c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian 49297c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian if (isFixedSize() || 49397c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian (bufWidth == front.requested_w && 49497c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian bufHeight == front.requested_h)) 495d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian { 496d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // Here we pretend the transaction happened by updating the 497d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // current and drawing states. Drawing state is only accessed 498d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // in this thread, no need to have it locked 499d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editDraw(mDrawingState); 500d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.w = editDraw.requested_w; 501d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.h = editDraw.requested_h; 502d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 503d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // We also need to update the current state so that we don't 504d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // end-up doing too much work during the next transaction. 505d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // NOTE: We actually don't need hold the transaction lock here 506d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // because State::w and State::h are only accessed from 507d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // this thread 508d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editTemp(currentState()); 509d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.w = editDraw.w; 510d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.h = editDraw.h; 511d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 512d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // recompute visible region 513d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian recomputeVisibleRegions = true; 5148f2d50521653f24c2a5e77b627dc015c7fbd656aMathias Agopian 51597c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian // we now have the correct size, unfreeze the screen 51697c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian mFreezeLock.clear(); 51797c602c5af5f3ffd69009bf496d86347b71a2b4cMathias Agopian } 5183fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian 5193fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian LOGD_IF(DEBUG_RESIZE, 5203fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian "lockPageFlip : " 5213fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian " (layer=%p), buffer (%ux%u, tr=%02x), " 5223fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian "requested (%dx%d)", 5233fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian this, 5243fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian bufWidth, bufHeight, mCurrentTransform, 5253fbce7c56082e4e0d23f1c1c89983d3841853ed7Mathias Agopian front.requested_w, front.requested_h); 526d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 527e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian } 528edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 529edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 530edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::unlockPageFlip( 531edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform& planeTransform, Region& outDirtyRegion) 532edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 533edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Region dirtyRegion(mPostedDirtyRegion); 534edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (!dirtyRegion.isEmpty()) { 535edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mPostedDirtyRegion.clear(); 536edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // The dirty region is given in the layer's coordinate space 537edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // transform the dirty region by the surface's transformation 538edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // and the global transformation. 539edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& s(drawingState()); 540edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform tr(planeTransform * s.transform); 541edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion = tr.transform(dirtyRegion); 542edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 543edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // At this point, the dirty region is in screen space. 544edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Make sure it's constrained by the visible region (which 545edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // is in screen space as well). 546edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion.andSelf(visibleRegionScreen); 547edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project outDirtyRegion.orSelf(dirtyRegion); 548edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 549c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian if (visibleRegionScreen.isEmpty()) { 550c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian // an invisible layer should not hold a freeze-lock 5511b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian // (because it may never be updated and therefore never release it) 552c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian mFreezeLock.clear(); 553c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian } 554edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 555edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 5561b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopianvoid Layer::dump(String8& result, char* buffer, size_t SIZE) const 5571b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian{ 5581b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian LayerBaseClient::dump(result, buffer, SIZE); 5591b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 560a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<const GraphicBuffer> buf0(mActiveBuffer); 561a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian uint32_t w0=0, h0=0, s0=0, f0=0; 5621b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian if (buf0 != 0) { 5631b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian w0 = buf0->getWidth(); 5641b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian h0 = buf0->getHeight(); 5651b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian s0 = buf0->getStride(); 566a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian f0 = buf0->format; 5671b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian } 5681b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian snprintf(buffer, SIZE, 5691b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian " " 570ad795baecccf239621cbffa0249c8e855296cae6Mathias Agopian "format=%2d, activeBuffer=[%4ux%4u:%4u,%3X]," 571a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian " freezeLock=%p, transform-hint=0x%02x, queued-frames=%d\n", 572a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mFormat, w0, h0, s0,f0, 573a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian getFreezeLock().get(), getTransformHint(), mQueuedFrames); 5741b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 5751b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian result.append(buffer); 576d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 577a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mSurfaceTexture != 0) { 578a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->dump(result, " ", buffer, SIZE); 579bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 580d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 581d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 582a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianuint32_t Layer::getEffectiveUsage(uint32_t usage) const 583b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian{ 584a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // TODO: should we do something special if mSecure is set? 585a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mProtectedByApp) { 586a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // need a hardware-protected path to external video sink 587a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian usage |= GraphicBuffer::USAGE_PROTECTED; 588b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian } 5893599bf2c0727bc33e8136f5163eee6f398545e05Jamie Gennis usage |= GraphicBuffer::USAGE_HW_COMPOSER; 590a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return usage; 591b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian} 592b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 593a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopianuint32_t Layer::getTransformHint() const { 594a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian uint32_t orientation = 0; 595a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian if (!mFlinger->mDebugDisableTransformHint) { 5968d91b425078083d0e4967dcd8d669d9f7196123aJamie Gennis orientation = getPlaneOrientation(); 597a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian if (orientation & Transform::ROT_INVALID) { 598a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian orientation = 0; 599a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian } 600a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian } 601a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian return orientation; 602a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian} 603a45836466c301d49d8df286b5317dfa99cb83b70Mathias Agopian 604edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 605edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 606edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 607edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 608