1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "tests/common/TestContext.h" 18 19 #include <cutils/trace.h> 20 21 namespace android { 22 namespace uirenderer { 23 namespace test { 24 25 static const int IDENT_DISPLAYEVENT = 1; 26 27 static android::DisplayInfo DUMMY_DISPLAY { 28 1080, //w 29 1920, //h 30 320.0, // xdpi 31 320.0, // ydpi 32 60.0, // fps 33 2.0, // density 34 0, // orientation 35 false, // secure? 36 0, // appVsyncOffset 37 0, // presentationDeadline 38 }; 39 40 DisplayInfo getBuiltInDisplay() { 41 #if !HWUI_NULL_GPU 42 DisplayInfo display; 43 sp<IBinder> dtoken(SurfaceComposerClient::getBuiltInDisplay( 44 ISurfaceComposer::eDisplayIdMain)); 45 status_t status = SurfaceComposerClient::getDisplayInfo(dtoken, &display); 46 LOG_ALWAYS_FATAL_IF(status, "Failed to get display info\n"); 47 return display; 48 #else 49 return DUMMY_DISPLAY; 50 #endif 51 } 52 53 // Initialize to a dummy default 54 android::DisplayInfo gDisplay = DUMMY_DISPLAY; 55 56 TestContext::TestContext() { 57 mLooper = new Looper(true); 58 mSurfaceComposerClient = new SurfaceComposerClient(); 59 mLooper->addFd(mDisplayEventReceiver.getFd(), IDENT_DISPLAYEVENT, 60 Looper::EVENT_INPUT, nullptr, nullptr); 61 } 62 63 TestContext::~TestContext() {} 64 65 sp<Surface> TestContext::surface() { 66 if (!mSurface.get()) { 67 createSurface(); 68 } 69 return mSurface; 70 } 71 72 void TestContext::createSurface() { 73 if (mRenderOffscreen) { 74 createOffscreenSurface(); 75 } else { 76 createWindowSurface(); 77 } 78 } 79 80 void TestContext::createWindowSurface() { 81 mSurfaceControl = mSurfaceComposerClient->createSurface(String8("HwuiTest"), 82 gDisplay.w, gDisplay.h, PIXEL_FORMAT_RGBX_8888); 83 84 SurfaceComposerClient::openGlobalTransaction(); 85 mSurfaceControl->setLayer(0x7FFFFFF); 86 mSurfaceControl->show(); 87 SurfaceComposerClient::closeGlobalTransaction(); 88 mSurface = mSurfaceControl->getSurface(); 89 } 90 91 void TestContext::createOffscreenSurface() { 92 sp<IGraphicBufferProducer> producer; 93 sp<IGraphicBufferConsumer> consumer; 94 BufferQueue::createBufferQueue(&producer, &consumer); 95 producer->setMaxDequeuedBufferCount(3); 96 producer->setAsyncMode(true); 97 mConsumer = new BufferItemConsumer(consumer, GRALLOC_USAGE_HW_COMPOSER, 4); 98 mConsumer->setDefaultBufferSize(gDisplay.w, gDisplay.h); 99 mSurface = new Surface(producer); 100 } 101 102 void TestContext::waitForVsync() { 103 // Hacky fix for not getting sysprop change callbacks 104 // We just poll the sysprop in vsync since it's when the UI thread is 105 // "idle" and shouldn't burn too much time 106 atrace_update_tags(); 107 108 if (mConsumer.get()) { 109 BufferItem buffer; 110 if (mConsumer->acquireBuffer(&buffer, 0, false) == OK) { 111 // We assume the producer is internally ordered enough such that 112 // it is unneccessary to set a release fence 113 mConsumer->releaseBuffer(buffer); 114 } 115 // We running free, go go go! 116 return; 117 } 118 #if !HWUI_NULL_GPU 119 // Request vsync 120 mDisplayEventReceiver.requestNextVsync(); 121 122 // Wait 123 mLooper->pollOnce(-1); 124 125 // Drain it 126 DisplayEventReceiver::Event buf[100]; 127 while (mDisplayEventReceiver.getEvents(buf, 100) > 0) { } 128 #endif 129 } 130 131 } // namespace test 132 } // namespace uirenderer 133 } // namespace android 134