Layer.cpp revision 933389f75814bb62e8153528f9cff2cb329b77df
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 47ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopiantemplate <typename T> inline T min(T a, T b) { 48ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian return a<b ? a : b; 49ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian} 50ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 51edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 52edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 5396f0819f81293076e652792794a961543e6750d7Mathias AgopianLayer::Layer(SurfaceFlinger* flinger, 5496f0819f81293076e652792794a961543e6750d7Mathias Agopian DisplayID display, const sp<Client>& client) 5596f0819f81293076e652792794a961543e6750d7Mathias Agopian : LayerBaseClient(flinger, display, client), 56a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mTextureName(-1U), 57a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mQueuedFrames(0), 58a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentTransform(0), 59933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian mCurrentScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), 60a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentOpacity(true), 615bf3abefb2745bf0c45b0814cfd44b4682060a6cMathias Agopian mFormat(PIXEL_FORMAT_NONE), 621f7bec634f19c123410a5155c8d282e177c01930Mathias Agopian mGLExtensions(GLExtensions::getInstance()), 63a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mOpaqueLayer(true), 64d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian mNeedsDithering(false), 65b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian mSecure(false), 66933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian mProtectedByApp(false) 67edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 68a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentCrop.makeInvalid(); 69a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glGenTextures(1, &mTextureName); 70d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 71d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 72ddc31c3e2bc6ffe66695c385d23e8ccc3c6dad06Mathias Agopianvoid Layer::destroy(RefBase const* base) { 73ddc31c3e2bc6ffe66695c385d23e8ccc3c6dad06Mathias Agopian mFlinger->destroyLayer(static_cast<LayerBase const*>(base)); 74ca4d3602c07837d0b2ac6878685a8e327b5f30f0Mathias Agopian} 75ca4d3602c07837d0b2ac6878685a8e327b5f30f0Mathias Agopian 76a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianvoid Layer::onFirstRef() 7796f0819f81293076e652792794a961543e6750d7Mathias Agopian{ 78a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian LayerBaseClient::onFirstRef(); 79ddc31c3e2bc6ffe66695c385d23e8ccc3c6dad06Mathias Agopian setDestroyer(this); 80ddc31c3e2bc6ffe66695c385d23e8ccc3c6dad06Mathias Agopian 81a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian struct FrameQueuedListener : public SurfaceTexture::FrameAvailableListener { 82a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian FrameQueuedListener(Layer* layer) : mLayer(layer) { } 83a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian private: 84a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian wp<Layer> mLayer; 85a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian virtual void onFrameAvailable() { 86a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<Layer> that(mLayer.promote()); 87a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (that != 0) { 88a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian that->onFrameQueued(); 89a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 90a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 91a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian }; 92a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture = new SurfaceTextureLayer(mTextureName, this); 93a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setFrameAvailableListener(new FrameQueuedListener(this)); 94a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setSynchronousMode(true); 95a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setBufferCountServer(2); 96b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian} 9796f0819f81293076e652792794a961543e6750d7Mathias Agopian 98a67932fe6864ac346e7f78b86df11cf6c5344137Mathias AgopianLayer::~Layer() 99b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian{ 100a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glDeleteTextures(1, &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{ 11248d819a1315f7d1b5abfec9d4fd34fb5aed27b1dMathias Agopian} 113cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 114a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopiansp<ISurface> Layer::createSurface() 115edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 116a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian class BSurface : public BnSurface, public LayerCleaner { 117a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian wp<const Layer> mOwner; 118a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian virtual sp<ISurfaceTexture> getSurfaceTexture() const { 119a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<ISurfaceTexture> res; 120a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<const Layer> that( mOwner.promote() ); 121a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (that != NULL) { 122a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian res = that->mSurfaceTexture; 123a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 124a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return res; 125a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 126a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian public: 127a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian BSurface(const sp<SurfaceFlinger>& flinger, 128a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const sp<Layer>& layer) 129a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian : LayerCleaner(flinger, layer), mOwner(layer) { } 130a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian }; 131a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<ISurface> sur(new BSurface(mFlinger, this)); 132a1f47b90ab53af978be45b8bda16c5d084ae66e6Mathias Agopian return sur; 133edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 134edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 135f9d932774e06d5122c48b47d8cabd791783f56d2Mathias Agopianstatus_t Layer::setBuffers( uint32_t w, uint32_t h, 136edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormat format, uint32_t flags) 137edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 138401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // this surfaces pixel format 139edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project PixelFormatInfo info; 140edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t err = getPixelFormatInfo(format, &info); 141edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (err) return err; 142edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 143401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // the display's pixel format 144401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian const DisplayHardware& hw(graphicPlane(0).displayHardware()); 145ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian uint32_t const maxSurfaceDims = min( 146ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian hw.getMaxTextureSize(), hw.getMaxViewportDims()); 147ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 148ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // never allow a surface larger than what our underlying GL implementation 149ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian // can handle. 150ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian if ((uint32_t(w)>maxSurfaceDims) || (uint32_t(h)>maxSurfaceDims)) { 151ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian return BAD_VALUE; 152ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian } 153ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 154401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian PixelFormatInfo displayInfo; 155401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian getPixelFormatInfo(hw.getFormat(), &displayInfo); 156a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian const uint32_t hwFlags = hw.getFlags(); 157a4b740ed89074cda898a30eb1b029b0d3a5de1a5Mathias Agopian 158cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mFormat = format; 159eff062c49e858d0dd94a1e57f6115bc84dba103eMathias Agopian 1603330b203039dea366d4981db1408a460134b2d2cMathias Agopian mSecure = (flags & ISurfaceComposer::eSecure) ? true : false; 16116f0453fee84c6aad59fe0d1c7d36f061d46cffcGlenn Kasten mProtectedByApp = (flags & ISurfaceComposer::eProtectedByApp) ? true : false; 162a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mOpaqueLayer = (flags & ISurfaceComposer::eOpaque); 163a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentOpacity = getOpacityForFormat(format); 164a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 165a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setDefaultBufferSize(w, h); 166a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setDefaultBufferFormat(format); 167ca99fb8f65f3ea249c56fb6dccefffb54e87696eMathias Agopian 168401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian // we use the red index 169401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int displayRedSize = displayInfo.getSize(PixelFormatInfo::INDEX_RED); 170401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian int layerRedsize = info.getSize(PixelFormatInfo::INDEX_RED); 171401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian mNeedsDithering = layerRedsize > displayRedSize; 172401c257fba770a267f637184b1f532b4e03bed20Mathias Agopian 173edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 174edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 175edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 176a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid Layer::setGeometry(hwc_layer_t* hwcl) 177a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian{ 178a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->compositionType = HWC_FRAMEBUFFER; 179a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->hints = 0; 180a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = 0; 181a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->transform = 0; 182a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->blending = HWC_BLENDING_NONE; 183a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 184a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can't do alpha-fade with the hwc HAL 185a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian const State& s(drawingState()); 186a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (s.alpha < 0xFF) { 187a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 188a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return; 189a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 190a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 19129a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian /* 19229a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * Transformations are applied in this order: 19329a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * 1) buffer orientation/flip/mirror 19429a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * 2) state transformation (window manager) 19529a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * 3) layer orientation (screen orientation) 19629a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian * (NOTE: the matrices are multiplied in reverse order) 19729a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian */ 19829a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 19929a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const Transform bufferOrientation(mCurrentTransform); 20029a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const Transform& stateTransform(s.transform); 20129a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const Transform layerOrientation(mOrientation); 20229a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 20329a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const Transform tr(layerOrientation * stateTransform * bufferOrientation); 20429a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 20529a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian // this gives us only the "orientation" component of the transform 20629a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian const uint32_t finalTransform = tr.getOrientation(); 20729a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian 208a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // we can only handle simple transformation 20929a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian if (finalTransform & Transform::ROT_INVALID) { 210a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->flags = HWC_SKIP_LAYER; 211a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return; 212a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 213a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 21429a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian hwcl->transform = finalTransform; 215a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 216a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (!isOpaque()) { 217a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->blending = mPremultipliedAlpha ? 218a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian HWC_BLENDING_PREMULT : HWC_BLENDING_COVERAGE; 219a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 220a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 22129a367bb7c14c916e991a6a0028727bd06c1e16eMathias Agopian // scaling is already applied in mTransformedBounds 222a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.left = mTransformedBounds.left; 223a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.top = mTransformedBounds.top; 224a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.right = mTransformedBounds.right; 225a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->displayFrame.bottom = mTransformedBounds.bottom; 226a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 227a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->visibleRegionScreen.rects = 228a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian reinterpret_cast<hwc_rect_t const *>( 229a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian visibleRegionScreen.getArray( 230a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian &hwcl->visibleRegionScreen.numRects)); 231a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 232a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 233a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid Layer::setPerFrameData(hwc_layer_t* hwcl) { 234a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const sp<GraphicBuffer>& buffer(mActiveBuffer); 235a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (buffer == NULL) { 236da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // this can happen if the client never drew into this layer yet, 237da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // or if we ran out of memory. In that case, don't let 238da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian // HWC handle it. 239da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian hwcl->flags |= HWC_SKIP_LAYER; 240a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwcl->handle = NULL; 241a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return; 242a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 243040481419473cb9913b632cd8973b1d7065f9c9cLouis Huemiller hwcl->handle = buffer->handle; 244f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian 245a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (isCropped()) { 246a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.left = mCurrentCrop.left; 247a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.top = mCurrentCrop.top; 248a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.right = mCurrentCrop.right; 249a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian hwcl->sourceCrop.bottom = mCurrentCrop.bottom; 250f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian } else { 251f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.left = 0; 252f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.top = 0; 253f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.right = buffer->width; 254f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian hwcl->sourceCrop.bottom = buffer->height; 255f345069099a13f0c2dd91f1fa92786643e4becb0Mathias Agopian } 256a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 257a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 258a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianstatic inline uint16_t pack565(int r, int g, int b) { 259a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return (r<<11)|(g<<5)|b; 26074c40c0a273dbfd7d10617c4cc1b0c066bfc812eMathias Agopian} 261edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::onDraw(const Region& clip) const 262edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 263a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (CC_UNLIKELY(mActiveBuffer == 0)) { 264edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // the texture has not been created yet, this Layer has 265179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // in fact never been drawn into. This happens frequently with 266179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // SurfaceView because the WindowManager can't know when the client 267179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // has drawn the first time. 268179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 269179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // If there is nothing under us, we paint the screen in black, otherwise 270179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // we just skip this update. 271179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian 272179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // figure out if there is something below us 273179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region under; 274179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const SurfaceFlinger::LayerVector& drawingLayers(mFlinger->mDrawingState.layersSortedByZ); 275179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const size_t count = drawingLayers.size(); 276179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian for (size_t i=0 ; i<count ; ++i) { 277179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian const sp<LayerBase>& layer(drawingLayers[i]); 278179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (layer.get() == static_cast<LayerBase const*>(this)) 279179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian break; 280179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian under.orSelf(layer->visibleRegionScreen); 281179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 282179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian // if not everything below us is covered, we plug the holes! 283179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian Region holes(clip.subtract(under)); 284179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian if (!holes.isEmpty()) { 2850a91775c4df380d6a5b7f3ccad5127388ac01306Mathias Agopian clearWithOpenGL(holes, 0, 0, 0, 1); 286179169e88e05261196b76d7ddf94aa870aafaf9aMathias Agopian } 287edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return; 288edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 289a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 290a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian GLenum target = mSurfaceTexture->getCurrentTextureTarget(); 291a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glBindTexture(target, mTextureName); 292a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (getFiltering() || needsFiltering() || isFixedSize() || isCropped()) { 293a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // TODO: we could be more subtle with isFixedSize() 294a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_MAG_FILTER, GL_LINEAR); 295a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_MIN_FILTER, GL_LINEAR); 296a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } else { 297a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 298a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 299a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 300a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glEnable(target); 301a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glMatrixMode(GL_TEXTURE); 302a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glLoadMatrixf(mTextureMatrix); 303a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glMatrixMode(GL_MODELVIEW); 304a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 305a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian drawWithOpenGL(clip); 306a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 307a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glDisable(target); 308edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 309edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 310ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// As documented in libhardware header, formats in the range 311ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// 0x100 - 0x1FF are specific to the HAL implementation, and 312ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// are known to have no alpha channel 313ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// TODO: move definition for device-specific range into 314ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold// hardware.h, instead of using hard-coded values here. 315ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold#define HARDWARE_IS_DEVICE_FORMAT(f) ((f) >= 0x100 && (f) <= 0x1FF) 316ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 317a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::getOpacityForFormat(uint32_t format) 318ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold{ 319a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (HARDWARE_IS_DEVICE_FORMAT(format)) { 320a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return true; 321ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold } 322a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian PixelFormatInfo info; 323a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian status_t err = getPixelFormatInfo(PixelFormat(format), &info); 324a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // in case of error (unknown format), we assume no blending 325a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return (err || info.h_alpha <= info.l_alpha); 326ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold} 327ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 328ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 329a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::isOpaque() const 330a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian{ 331a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // if we don't have a buffer yet, we're translucent regardless of the 332a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // layer's opaque flag. 333a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mActiveBuffer == 0) 334a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return false; 335a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 336a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // if the layer has the opaque flag, then we're always opaque, 337a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // otherwise we use the current buffer's format. 338a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return mOpaqueLayer || mCurrentOpacity; 339a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian} 340a7f669256f93a593c723f05784ef04d3c7d052bbMathias Agopian 3417a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennisbool Layer::isProtected() const 3427a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis{ 343a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const sp<GraphicBuffer>& activeBuffer(mActiveBuffer); 3447a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis return (activeBuffer != 0) && 3457a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis (activeBuffer->getUsage() & GRALLOC_USAGE_PROTECTED); 3467a4d0dfd43558c299e6af6c4910ef76db9db3172Jamie Gennis} 347b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 348edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectuint32_t Layer::doTransaction(uint32_t flags) 349edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 350edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& front(drawingState()); 351edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& temp(currentState()); 352edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 353a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian const bool sizeChanged = (front.requested_w != temp.requested_w) || 354a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian (front.requested_h != temp.requested_h); 355a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 356a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (sizeChanged) { 357cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // the size changed, we need to ask our client to request a new buffer 358edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGD_IF(DEBUG_RESIZE, 359a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian "resize (layer=%p), requested (%dx%d), drawing (%d,%d), " 360a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian "fixedSize=%d", 361a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian this, 362a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian int(temp.requested_w), int(temp.requested_h), 363a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian int(front.requested_w), int(front.requested_h), 364a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian isFixedSize()); 365a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 366a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!isFixedSize()) { 367a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // we're being resized and there is a freeze display request, 368a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // acquire a freeze lock, so that the screen stays put 369a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // until we've redrawn at the new size; this is to avoid 370a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // glitches upon orientation changes. 371a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (mFlinger->hasFreezeRequest()) { 372a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // if the surface is hidden, don't try to acquire the 373a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // freeze lock, since hidden surfaces may never redraw 374a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian if (!(front.flags & ISurfaceComposer::eLayerHidden)) { 375a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian mFreezeLock = mFlinger->getFreezeLock(); 376a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 377edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 378caa600c4a1af1eefd108cf2ec3d86068af35111fMathias Agopian 379a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // this will make sure LayerBase::doTransaction doesn't update 380a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // the drawing state's size 381a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian Layer::State& editDraw(mDrawingState); 382a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_w = temp.requested_w; 383a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian editDraw.requested_h = temp.requested_h; 384df3e0b934f2822ea0a334777e51e681f04a64d7cMathias Agopian 385a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // record the new size, form this point on, when the client request 386a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian // a buffer, it'll get the new size. 387a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->setDefaultBufferSize(temp.requested_w, temp.requested_h); 388a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian } 389edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 390cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 391edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.sequence != front.sequence) { 392edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (temp.flags & ISurfaceComposer::eLayerHidden || temp.alpha == 0) { 393edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // this surface is now hidden, so it shouldn't hold a freeze lock 394edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // (it may never redraw, which is fine if it is hidden) 395edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mFreezeLock.clear(); 396edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 397edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 398edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 399edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return LayerBase::doTransaction(flags); 400edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 401edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 402a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::isFixedSize() const { 403933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian return mCurrentScalingMode != NATIVE_WINDOW_SCALING_MODE_FREEZE; 404a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian} 405a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 406a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianbool Layer::isCropped() const { 407a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return !mCurrentCrop.isEmpty(); 408a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian} 409a138f89c5e78b7e8994823e97d6e860869762837Mathias Agopian 410edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 411edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// pageflip handling... 412edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 413edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 414edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::lockPageFlip(bool& recomputeVisibleRegions) 415edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 4163d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis if (mQueuedFrames > 0) { 4173d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis // signal another event if we have more frames pending 4183d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis if (android_atomic_dec(&mQueuedFrames) > 1) { 4193d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis mFlinger->signalEvent(); 4203d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis } 4213d8063b02e06020c8062addcc9ec49048d3bdb9aJamie Gennis 422a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mSurfaceTexture->updateTexImage() < NO_ERROR) { 423a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // something happened! 424a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian recomputeVisibleRegions = true; 425a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return; 426a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 427d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 428a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mActiveBuffer = mSurfaceTexture->getCurrentBuffer(); 429a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->getTransformMatrix(mTextureMatrix); 430ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 431a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const Rect crop(mSurfaceTexture->getCurrentCrop()); 432a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const uint32_t transform(mSurfaceTexture->getCurrentTransform()); 433933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian const uint32_t scalingMode(mSurfaceTexture->getCurrentScalingMode()); 434933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian if ((crop != mCurrentCrop) || 435933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian (transform != mCurrentTransform) || 436933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian (scalingMode != mCurrentScalingMode)) 437933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian { 438a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentCrop = crop; 439a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentTransform = transform; 440933389f75814bb62e8153528f9cff2cb329b77dfMathias Agopian mCurrentScalingMode = scalingMode; 441a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mFlinger->invalidateHwcGeometry(); 442a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian } 443da9584dc295cc5e6d0b49a97c1e45159249d650bMathias Agopian 444a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const bool opacity(getOpacityForFormat(mActiveBuffer->format)); 445a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (opacity != mCurrentOpacity) { 446a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mCurrentOpacity = opacity; 447ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold recomputeVisibleRegions = true; 448ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold } 449ac45e6bff1b41acd35c981291b37b23f8e083ceeEric Hassold 450a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian const GLenum target(mSurfaceTexture->getCurrentTextureTarget()); 451a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); 452a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian glTexParameterx(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); 453d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 454d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // update the layer size and release freeze-lock 455d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian const Layer::State& front(drawingState()); 456a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 457a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // FIXME: mPostedDirtyRegion = dirty & bounds 458a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mPostedDirtyRegion.set(front.w, front.h); 459a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian 460a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<GraphicBuffer> newFrontBuffer(mActiveBuffer); 4613629d7ff29495aad453b08a86e9ede7e42afa786Jamie Gennis if ((newFrontBuffer->getWidth() == front.requested_w && 4623629d7ff29495aad453b08a86e9ede7e42afa786Jamie Gennis newFrontBuffer->getHeight() == front.requested_h) || 4633629d7ff29495aad453b08a86e9ede7e42afa786Jamie Gennis isFixedSize()) 464df3e0b934f2822ea0a334777e51e681f04a64d7cMathias Agopian { 465d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian if ((front.w != front.requested_w) || 466d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian (front.h != front.requested_h)) 467d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian { 468d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // Here we pretend the transaction happened by updating the 469d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // current and drawing states. Drawing state is only accessed 470d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // in this thread, no need to have it locked 471d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editDraw(mDrawingState); 472d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.w = editDraw.requested_w; 473d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editDraw.h = editDraw.requested_h; 474d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 475d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // We also need to update the current state so that we don't 476d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // end-up doing too much work during the next transaction. 477d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // NOTE: We actually don't need hold the transaction lock here 478d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // because State::w and State::h are only accessed from 479d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // this thread 480d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian Layer::State& editTemp(currentState()); 481d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.w = editDraw.w; 482d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian editTemp.h = editDraw.h; 483d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian 484d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // recompute visible region 485d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian recomputeVisibleRegions = true; 486d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 4878f2d50521653f24c2a5e77b627dc015c7fbd656aMathias Agopian 488d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian // we now have the correct size, unfreeze the screen 489d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian mFreezeLock.clear(); 490d343e3d5e3177806205b9452b0b43907e28afd9aMathias Agopian } 491e700501d0e888ead9ac6456c0a6fd74d634aa5fbMathias Agopian } 492edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 493edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 494edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Layer::unlockPageFlip( 495edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform& planeTransform, Region& outDirtyRegion) 496edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 497edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Region dirtyRegion(mPostedDirtyRegion); 498edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (!dirtyRegion.isEmpty()) { 499edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mPostedDirtyRegion.clear(); 500edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // The dirty region is given in the layer's coordinate space 501edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // transform the dirty region by the surface's transformation 502edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // and the global transformation. 503edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Layer::State& s(drawingState()); 504edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const Transform tr(planeTransform * s.transform); 505edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion = tr.transform(dirtyRegion); 506edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 507edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // At this point, the dirty region is in screen space. 508edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Make sure it's constrained by the visible region (which 509edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // is in screen space as well). 510edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project dirtyRegion.andSelf(visibleRegionScreen); 511edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project outDirtyRegion.orSelf(dirtyRegion); 512edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 513c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian if (visibleRegionScreen.isEmpty()) { 514c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian // an invisible layer should not hold a freeze-lock 5151b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian // (because it may never be updated and therefore never release it) 516c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian mFreezeLock.clear(); 517c61de17f143b5f806c5bab9cc58910a322302b70Mathias Agopian } 518edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 519edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 5201b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopianvoid Layer::dump(String8& result, char* buffer, size_t SIZE) const 5211b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian{ 5221b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian LayerBaseClient::dump(result, buffer, SIZE); 5231b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 524a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian sp<const GraphicBuffer> buf0(mActiveBuffer); 525a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian uint32_t w0=0, h0=0, s0=0, f0=0; 5261b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian if (buf0 != 0) { 5271b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian w0 = buf0->getWidth(); 5281b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian h0 = buf0->getHeight(); 5291b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian s0 = buf0->getStride(); 530a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian f0 = buf0->format; 5311b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian } 5321b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian snprintf(buffer, SIZE, 5331b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian " " 534a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian "format=%2d, activeBuffer=[%3ux%3u:%3u,%3u]," 535a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian " freezeLock=%p, queued-frames=%d\n", 536a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mFormat, w0, h0, s0,f0, 537a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian getFreezeLock().get(), mQueuedFrames); 5381b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian 5391b5e1021b8c9b87113b70d94dfb7b50f8c5b01b8Mathias Agopian result.append(buffer); 540d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 541a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mSurfaceTexture != 0) { 542a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian mSurfaceTexture->dump(result, " ", buffer, SIZE); 543bb641244d7d73312dc65b8e338df18b22e335107Mathias Agopian } 544d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian} 545d606de6bb6877dc4ab93ec0be0c6bda4a8ee1ce8Mathias Agopian 546a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopianuint32_t Layer::getEffectiveUsage(uint32_t usage) const 547b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian{ 548a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // TODO: should we do something special if mSecure is set? 549a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian if (mProtectedByApp) { 550a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian // need a hardware-protected path to external video sink 551a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian usage |= GraphicBuffer::USAGE_PROTECTED; 552b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian } 553a67932fe6864ac346e7f78b86df11cf6c5344137Mathias Agopian return usage; 554b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian} 555b5b7f260da2c1a2a82e0311e2015d49a82f43667Mathias Agopian 556edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 557edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 558edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 559edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 560