Hwc2TestBuffer.cpp revision 5a240aaf0e3a1dd52be6a8d0811ec727369a210d
15a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* 25a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * Copyright (C) 2016 The Android Open Source Project 35a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * 45a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * Licensed under the Apache License, Version 2.0 (the "License"); 55a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * you may not use this file except in compliance with the License. 65a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * You may obtain a copy of the License at 75a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * 85a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * http://www.apache.org/licenses/LICENSE-2.0 95a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * 105a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * Unless required by applicable law or agreed to in writing, software 115a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * distributed under the License is distributed on an "AS IS" BASIS, 125a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 135a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * See the License for the specific language governing permissions and 145a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * limitations under the License. 155a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall */ 165a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 175a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <mutex> 185a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <array> 195a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <sstream> 205a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <algorithm> 215a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 225a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <gui/Surface.h> 235a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <gui/BufferItemConsumer.h> 245a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <gui/GraphicBufferAlloc.h> 255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 265a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <ui/GraphicBuffer.h> 275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <ui/vec4.h> 285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <GLES3/gl3.h> 305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include "Hwc2TestBuffer.h" 325a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include "Hwc2TestLayers.h" 335a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 345a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallusing namespace android; 355a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 365a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Returns a fence from egl */ 375a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Walltypedef void (*FenceCallback)(int32_t fence, void* callbackArgs); 385a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 395a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Returns fence to fence generator */ 405a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallstatic void setFence(int32_t fence, void* fenceGenerator); 415a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 425a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 435a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Used to receive the surfaces and fences from egl. The egl buffers are thrown 445a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * away. The fences are sent to the requester via a callback */ 455a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallclass Hwc2TestSurfaceManager { 465a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallpublic: 475a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Listens for a new frame, detaches the buffer and returns the fence 485a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * through saved callback. */ 495a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall class BufferListener : public ConsumerBase::FrameAvailableListener { 505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall public: 515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall BufferListener(sp<IGraphicBufferConsumer> consumer, 525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall FenceCallback callback, void* callbackArgs) 535a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall : mConsumer(consumer), 545a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mCallback(callback), 555a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mCallbackArgs(callbackArgs) { } 565a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 575a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void onFrameAvailable(const BufferItem& /*item*/) 585a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 595a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall BufferItem item; 605a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 615a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mConsumer->acquireBuffer(&item, 0)) 625a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 635a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mConsumer->detachBuffer(item.mSlot)) 645a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 655a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 665a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mCallback(item.mFence->dup(), mCallbackArgs); 675a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 685a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 695a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall private: 705a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<IGraphicBufferConsumer> mConsumer; 715a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall FenceCallback mCallback; 725a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void* mCallbackArgs; 735a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall }; 745a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 755a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Creates a buffer listener that waits on a new frame from the buffer 765a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * queue. */ 775a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void initialize(const Area& bufferArea, android_pixel_format_t format, 785a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall FenceCallback callback, void* callbackArgs) 795a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 805a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<IGraphicBufferProducer> producer; 815a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<IGraphicBufferConsumer> consumer; 825a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall BufferQueue::createBufferQueue(&producer, &consumer); 835a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 845a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall consumer->setDefaultBufferSize(bufferArea.width, bufferArea.height); 855a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall consumer->setDefaultBufferFormat(format); 865a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 875a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mBufferItemConsumer = new BufferItemConsumer(consumer, 0); 885a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 895a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mListener = new BufferListener(consumer, callback, callbackArgs); 905a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mBufferItemConsumer->setFrameAvailableListener(mListener); 915a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 925a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mSurface = new Surface(producer, true); 935a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 945a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 955a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Used by Egl manager. The surface is never displayed. */ 965a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<Surface> getSurface() const 975a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 985a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return mSurface; 995a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1005a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1015a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallprivate: 1025a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<BufferItemConsumer> mBufferItemConsumer; 1035a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<BufferListener> mListener; 1045a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Used by Egl manager. The surface is never displayed */ 1055a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<Surface> mSurface; 1065a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall}; 1075a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1085a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1095a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Used to generate valid fences. It is not possible to create a dummy sync 1105a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * fence for testing. Egl can generate buffers along with a valid fence. 1115a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * The buffer cannot be guaranteed to be the same format across all devices so 1125a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * a CPU filled buffer is used instead. The Egl fence is used along with the 1135a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * CPU filled buffer. */ 1145a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallclass Hwc2TestEglManager { 1155a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallpublic: 1165a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall Hwc2TestEglManager() 1175a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall : mEglDisplay(EGL_NO_DISPLAY), 1185a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglSurface(EGL_NO_SURFACE), 1195a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglContext(EGL_NO_CONTEXT) { } 1205a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1215a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ~Hwc2TestEglManager() 1225a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 1235a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall cleanup(); 1245a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1265a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int initialize(sp<Surface> surface) 1275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 1285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mSurface = surface; 1295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY); 1315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglDisplay == EGL_NO_DISPLAY) return false; 1325a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1335a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint major; 1345a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint minor; 1355a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!eglInitialize(mEglDisplay, &major, &minor)) { 1365a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not initialize EGL"); 1375a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1385a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1395a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1405a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* We're going to use a 1x1 pbuffer surface later on 1415a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * The configuration distance doesn't really matter for what we're 1425a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * trying to do */ 1435a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint configAttrs[] = { 1445a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, 1455a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_RED_SIZE, 8, 1465a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_GREEN_SIZE, 8, 1475a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_BLUE_SIZE, 8, 1485a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_ALPHA_SIZE, 0, 1495a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_DEPTH_SIZE, 24, 1505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_STENCIL_SIZE, 0, 1515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_NONE 1525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall }; 1535a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1545a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLConfig configs[1]; 1555a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint configCnt; 1565a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!eglChooseConfig(mEglDisplay, configAttrs, configs, 1, 1575a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall &configCnt)) { 1585a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not select EGL configuration"); 1595a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglReleaseThread(); 1605a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglTerminate(mEglDisplay); 1615a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1625a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1635a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1645a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (configCnt <= 0) { 1655a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not find EGL configuration"); 1665a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglReleaseThread(); 1675a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglTerminate(mEglDisplay); 1685a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1695a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1705a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1715a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* These objects are initialized below but the default "null" values are 1725a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * used to cleanup properly at any point in the initialization sequence */ 1735a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint attrs[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE }; 1745a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglContext = eglCreateContext(mEglDisplay, configs[0], EGL_NO_CONTEXT, 1755a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall attrs); 1765a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglContext == EGL_NO_CONTEXT) { 1775a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not create EGL context"); 1785a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall cleanup(); 1795a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1805a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1815a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1825a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint surfaceAttrs[] = { EGL_NONE }; 1835a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglSurface = eglCreateWindowSurface(mEglDisplay, configs[0], 1845a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mSurface.get(), surfaceAttrs); 1855a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglSurface == EGL_NO_SURFACE) { 1865a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not create EGL surface"); 1875a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall cleanup(); 1885a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1895a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1905a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1915a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!eglMakeCurrent(mEglDisplay, mEglSurface, mEglSurface, mEglContext)) { 1925a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not change current EGL context"); 1935a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall cleanup(); 1945a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1955a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1965a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1975a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return true; 1985a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1995a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2005a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void makeCurrent() const 2015a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2025a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglMakeCurrent(mEglDisplay, mEglSurface, mEglSurface, mEglContext); 2035a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2045a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2055a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void present() const 2065a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2075a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglSwapBuffers(mEglDisplay, mEglSurface); 2085a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2095a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2105a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallprivate: 2115a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void cleanup() 2125a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2135a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglDisplay == EGL_NO_DISPLAY) 2145a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 2155a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglSurface != EGL_NO_SURFACE) 2165a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglDestroySurface(mEglDisplay, mEglSurface); 2175a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglContext != EGL_NO_CONTEXT) 2185a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglDestroyContext(mEglDisplay, mEglContext); 2195a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2205a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglMakeCurrent(mEglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, 2215a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_NO_CONTEXT); 2225a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglReleaseThread(); 2235a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglTerminate(mEglDisplay); 2245a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2265a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<Surface> mSurface; 2275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLDisplay mEglDisplay; 2285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLSurface mEglSurface; 2295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLContext mEglContext; 2305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall}; 2315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2325a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2335a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallstatic const std::array<vec2, 4> triangles = {{ 2345a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 1.0f, 1.0f }, 2355a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { -1.0f, 1.0f }, 2365a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 1.0f, -1.0f }, 2375a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { -1.0f, -1.0f }, 2385a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall}}; 2395a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2405a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallclass Hwc2TestFenceGenerator { 2415a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallpublic: 2425a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2435a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall Hwc2TestFenceGenerator() 2445a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2455a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mSurfaceManager.initialize({1, 1}, HAL_PIXEL_FORMAT_RGBA_8888, 2465a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall setFence, this); 2475a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2485a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!mEglManager.initialize(mSurfaceManager.getSurface())) 2495a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 2505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglManager.makeCurrent(); 2525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2535a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall glClearColor(0.0, 0.0, 0.0, 1.0); 2545a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall glEnableVertexAttribArray(0); 2555a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2565a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2575a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ~Hwc2TestFenceGenerator() 2585a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2595a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mFence >= 0) 2605a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall close(mFence); 2615a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mFence = -1; 2625a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2635a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglManager.makeCurrent(); 2645a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2655a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2665a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* It is not possible to simply generate a fence. The easiest way is to 2675a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * generate a buffer using egl and use the associated fence. The buffer 2685a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * cannot be guaranteed to be a certain format across all devices using this 2695a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * method. Instead the buffer is generated using the CPU */ 2705a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int32_t get() 2715a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2725a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mFence >= 0) { 2735a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return dup(mFence); 2745a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2755a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2765a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall std::unique_lock<std::mutex> lock(mMutex); 2775a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2785a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* If the pending is still set to false and times out, we cannot recover. 2795a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * Set an error and return */ 2805a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall while (mPending != false) { 2815a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mCv.wait_for(lock, std::chrono::seconds(2)) == std::cv_status::timeout) 2825a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return -ETIME; 2835a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2845a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2855a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Generate a fence. The fence will be returned through the setFence 2865a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * callback */ 2875a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglManager.makeCurrent(); 2885a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2895a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 0, triangles.data()); 2905a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall glClear(GL_COLOR_BUFFER_BIT); 2915a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2925a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglManager.present(); 2935a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2945a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Wait for the setFence callback */ 2955a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall while (mPending != true) { 2965a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mCv.wait_for(lock, std::chrono::seconds(2)) == std::cv_status::timeout) 2975a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return -ETIME; 2985a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2995a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3005a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mPending = false; 3015a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3025a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return dup(mFence); 3035a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 3045a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3055a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Callback that sets the fence */ 3065a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void set(int32_t fence) 3075a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 3085a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mFence = fence; 3095a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mPending = true; 3105a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3115a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mCv.notify_all(); 3125a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 3135a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3145a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallprivate: 3155a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3165a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall Hwc2TestSurfaceManager mSurfaceManager; 3175a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall Hwc2TestEglManager mEglManager; 3185a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3195a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall std::mutex mMutex; 3205a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall std::condition_variable mCv; 3215a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3225a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int32_t mFence = -1; 3235a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall bool mPending = false; 3245a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall}; 3255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3265a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallstatic void setFence(int32_t fence, void* fenceGenerator) 3285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 3295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall static_cast<Hwc2TestFenceGenerator*>(fenceGenerator)->set(fence); 3305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 3315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3325a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3335a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa WallHwc2TestBuffer::Hwc2TestBuffer() 3345a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall : mFenceGenerator(new Hwc2TestFenceGenerator()) { } 3355a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3365a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa WallHwc2TestBuffer::~Hwc2TestBuffer() = default; 3375a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3385a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* When the buffer changes sizes, save the new size and invalidate the current 3395a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * buffer */ 3405a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallvoid Hwc2TestBuffer::updateBufferArea(const Area& bufferArea) 3415a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 3425a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mBufferArea.width == bufferArea.width 3435a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall && mBufferArea.height == bufferArea.height) 3445a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 3455a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3465a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mBufferArea.width = bufferArea.width; 3475a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mBufferArea.height = bufferArea.height; 3485a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3495a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mValidBuffer = false; 3505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 3515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Returns a valid buffer handle and fence. The handle is filled using the CPU 3535a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * to ensure the correct format across all devices. The fence is created using 3545a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * egl. */ 3555a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallint Hwc2TestBuffer::get(buffer_handle_t* outHandle, int32_t* outFence) 3565a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 3575a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mBufferArea.width == -1 || mBufferArea.height == -1) 3585a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return -EINVAL; 3595a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3605a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* If the current buffer is valid, the previous buffer can be reused. 3615a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * Otherwise, create new buffer */ 3625a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!mValidBuffer) { 3635a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int ret = generateBuffer(); 3645a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (ret) 3655a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return ret; 3665a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 3675a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3685a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall *outFence = mFenceGenerator->get(); 3695a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall *outHandle = mHandle; 3705a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3715a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mValidBuffer = true; 3725a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3735a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return 0; 3745a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 3755a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3765a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* CPU fills a buffer to guarantee the correct buffer format across all 3775a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * devices */ 3785a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallint Hwc2TestBuffer::generateBuffer() 3795a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 3805a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int ret; 3815a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3825a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Create new graphic buffer with correct dimensions */ 3835a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mGraphicBuffer = mGraphicBufferAlloc.createGraphicBuffer( 3845a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mBufferArea.width, mBufferArea.height, mFormat, 3855a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_HW_RENDER, 3865a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall "hwc2_test_buffer", &ret); 3875a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (ret) 3885a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return ret; 3895a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3905a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Locks the buffer for writing */ 3915a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall uint8_t* img; 3925a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mGraphicBuffer->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img)); 3935a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3945a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall uint32_t stride = mGraphicBuffer->getStride(); 3955a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3965a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Iterate from the top row of the buffer to the bottom row */ 3975a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall for (int32_t y = 0; y < mBufferArea.height; y++) { 3985a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3995a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Will be used as R, G and B values for pixel colors */ 4005a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall uint8_t max = 255; 4015a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall uint8_t min = 0; 4025a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4035a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Divide the rows into 3 sections. The first section will contain 4045a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * the lighest colors. The last section will contain the darkest 4055a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * colors. */ 4065a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (y < mBufferArea.height * 1.0 / 3.0) { 4075a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall min = 255 / 2; 4085a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } else if (y >= mBufferArea.height * 2.0 / 3.0) { 4095a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall max = 255 / 2; 4105a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4115a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4125a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Divide the columns into 3 sections. The first section is red, 4135a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * the second is green and the third is blue */ 4145a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int32_t x = 0; 4155a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall for (; x < mBufferArea.width / 3; x++) { 4165a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall setColor(x, y, mFormat, stride, img, max, min, min, 255); 4175a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4185a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4195a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall for (; x < mBufferArea.width * 2 / 3; x++) { 4205a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall setColor(x, y, mFormat, stride, img, min, max, min, 255); 4215a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4225a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4235a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall for (; x < mBufferArea.width; x++) { 4245a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall setColor(x, y, mFormat, stride, img, min, min, max, 255); 4255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4265a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Unlock the buffer for reading */ 4295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mGraphicBuffer->unlock(); 4305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mHandle = mGraphicBuffer->handle; 4325a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4335a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return 0; 4345a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 4355a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4365a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Sets the pixel of a buffer given the location, format, stride and color. 4375a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * Currently only supports RGBA_8888 */ 4385a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallvoid Hwc2TestBuffer::setColor(int32_t x, int32_t y, 4395a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall android_pixel_format_t format, uint32_t stride, uint8_t* img, uint8_t r, 4405a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall uint8_t g, uint8_t b, uint8_t a) 4415a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 4425a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall switch (format) { 4435a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall case HAL_PIXEL_FORMAT_RGBA_8888: 4445a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall img[(y * stride + x) * 4 + 0] = r; 4455a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall img[(y * stride + x) * 4 + 1] = g; 4465a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall img[(y * stride + x) * 4 + 2] = b; 4475a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall img[(y * stride + x) * 4 + 3] = a; 4485a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall break; 4495a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall default: 4505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall break; 4515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 453