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 255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <ui/GraphicBuffer.h> 26dde19448624ca514e0598f0343029c1ca4960c05Marissa Wall#include <math/vec4.h> 275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include <GLES3/gl3.h> 295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include "Hwc2TestBuffer.h" 315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall#include "Hwc2TestLayers.h" 325a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 335a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallusing namespace android; 345a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 355a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Returns a fence from egl */ 365a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Walltypedef void (*FenceCallback)(int32_t fence, void* callbackArgs); 375a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 385a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Returns fence to fence generator */ 395a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallstatic void setFence(int32_t fence, void* fenceGenerator); 405a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 415a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 425a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Used to receive the surfaces and fences from egl. The egl buffers are thrown 435a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * away. The fences are sent to the requester via a callback */ 445a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallclass Hwc2TestSurfaceManager { 455a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallpublic: 465a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Listens for a new frame, detaches the buffer and returns the fence 475a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * through saved callback. */ 485a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall class BufferListener : public ConsumerBase::FrameAvailableListener { 495a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall public: 505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall BufferListener(sp<IGraphicBufferConsumer> consumer, 515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall FenceCallback callback, void* callbackArgs) 525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall : mConsumer(consumer), 535a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mCallback(callback), 545a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mCallbackArgs(callbackArgs) { } 555a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 565a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void onFrameAvailable(const BufferItem& /*item*/) 575a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 585a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall BufferItem item; 595a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 605a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mConsumer->acquireBuffer(&item, 0)) 615a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 625a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mConsumer->detachBuffer(item.mSlot)) 635a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 645a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 655a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mCallback(item.mFence->dup(), mCallbackArgs); 665a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 675a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 685a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall private: 695a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<IGraphicBufferConsumer> mConsumer; 705a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall FenceCallback mCallback; 715a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void* mCallbackArgs; 725a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall }; 735a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 745a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Creates a buffer listener that waits on a new frame from the buffer 755a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * queue. */ 765a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void initialize(const Area& bufferArea, android_pixel_format_t format, 775a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall FenceCallback callback, void* callbackArgs) 785a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 795a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<IGraphicBufferProducer> producer; 805a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<IGraphicBufferConsumer> consumer; 815a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall BufferQueue::createBufferQueue(&producer, &consumer); 825a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 835a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall consumer->setDefaultBufferSize(bufferArea.width, bufferArea.height); 845a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall consumer->setDefaultBufferFormat(format); 855a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 865a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mBufferItemConsumer = new BufferItemConsumer(consumer, 0); 875a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 885a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mListener = new BufferListener(consumer, callback, callbackArgs); 895a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mBufferItemConsumer->setFrameAvailableListener(mListener); 905a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 915a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mSurface = new Surface(producer, true); 925a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 935a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 945a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Used by Egl manager. The surface is never displayed. */ 955a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<Surface> getSurface() const 965a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 975a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return mSurface; 985a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 995a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1005a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallprivate: 1015a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<BufferItemConsumer> mBufferItemConsumer; 1025a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<BufferListener> mListener; 1035a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Used by Egl manager. The surface is never displayed */ 1045a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<Surface> mSurface; 1055a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall}; 1065a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1075a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1085a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Used to generate valid fences. It is not possible to create a dummy sync 1095a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * fence for testing. Egl can generate buffers along with a valid fence. 1105a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * The buffer cannot be guaranteed to be the same format across all devices so 1115a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * a CPU filled buffer is used instead. The Egl fence is used along with the 1125a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * CPU filled buffer. */ 1135a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallclass Hwc2TestEglManager { 1145a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallpublic: 1155a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall Hwc2TestEglManager() 1165a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall : mEglDisplay(EGL_NO_DISPLAY), 1175a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglSurface(EGL_NO_SURFACE), 1185a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglContext(EGL_NO_CONTEXT) { } 1195a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1205a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ~Hwc2TestEglManager() 1215a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 1225a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall cleanup(); 1235a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1245a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int initialize(sp<Surface> surface) 1265a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 1275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mSurface = surface; 1285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY); 1305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglDisplay == EGL_NO_DISPLAY) return false; 1315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1325a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint major; 1335a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint minor; 1345a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!eglInitialize(mEglDisplay, &major, &minor)) { 1355a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not initialize EGL"); 1365a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1375a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1385a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1395a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* We're going to use a 1x1 pbuffer surface later on 1405a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * The configuration distance doesn't really matter for what we're 1415a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * trying to do */ 1425a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint configAttrs[] = { 1435a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, 1445a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_RED_SIZE, 8, 1455a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_GREEN_SIZE, 8, 1465a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_BLUE_SIZE, 8, 1475a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_ALPHA_SIZE, 0, 1485a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_DEPTH_SIZE, 24, 1495a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_STENCIL_SIZE, 0, 1505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_NONE 1515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall }; 1525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1535a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLConfig configs[1]; 1545a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint configCnt; 1555a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!eglChooseConfig(mEglDisplay, configAttrs, configs, 1, 1565a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall &configCnt)) { 1575a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not select EGL configuration"); 1585a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglReleaseThread(); 1595a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglTerminate(mEglDisplay); 1605a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1615a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1625a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1635a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (configCnt <= 0) { 1645a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not find EGL configuration"); 1655a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglReleaseThread(); 1665a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglTerminate(mEglDisplay); 1675a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1685a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1695a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1705a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* These objects are initialized below but the default "null" values are 1715a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * used to cleanup properly at any point in the initialization sequence */ 1725a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint attrs[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE }; 1735a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglContext = eglCreateContext(mEglDisplay, configs[0], EGL_NO_CONTEXT, 1745a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall attrs); 1755a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglContext == EGL_NO_CONTEXT) { 1765a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not create EGL context"); 1775a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall cleanup(); 1785a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1795a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1805a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1815a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLint surfaceAttrs[] = { EGL_NONE }; 1825a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglSurface = eglCreateWindowSurface(mEglDisplay, configs[0], 1835a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mSurface.get(), surfaceAttrs); 1845a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglSurface == EGL_NO_SURFACE) { 1855a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not create EGL surface"); 1865a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall cleanup(); 1875a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1885a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1895a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1905a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!eglMakeCurrent(mEglDisplay, mEglSurface, mEglSurface, mEglContext)) { 1915a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ALOGW("Could not change current EGL context"); 1925a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall cleanup(); 1935a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return false; 1945a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1955a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1965a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return true; 1975a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 1985a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 1995a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void makeCurrent() const 2005a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2015a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglMakeCurrent(mEglDisplay, mEglSurface, mEglSurface, mEglContext); 2025a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2035a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2045a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void present() const 2055a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2065a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglSwapBuffers(mEglDisplay, mEglSurface); 2075a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2085a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2095a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallprivate: 2105a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void cleanup() 2115a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2125a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglDisplay == EGL_NO_DISPLAY) 2135a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 2145a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglSurface != EGL_NO_SURFACE) 2155a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglDestroySurface(mEglDisplay, mEglSurface); 2165a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mEglContext != EGL_NO_CONTEXT) 2175a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglDestroyContext(mEglDisplay, mEglContext); 2185a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2195a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglMakeCurrent(mEglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, 2205a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGL_NO_CONTEXT); 2215a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglReleaseThread(); 2225a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall eglTerminate(mEglDisplay); 2235a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2245a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall sp<Surface> mSurface; 2265a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLDisplay mEglDisplay; 2275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLSurface mEglSurface; 2285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall EGLContext mEglContext; 2295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall}; 2305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2325a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallstatic const std::array<vec2, 4> triangles = {{ 2335a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 1.0f, 1.0f }, 2345a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { -1.0f, 1.0f }, 2355a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 1.0f, -1.0f }, 2365a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { -1.0f, -1.0f }, 2375a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall}}; 2385a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2395a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallclass Hwc2TestFenceGenerator { 2405a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallpublic: 2415a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2425a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall Hwc2TestFenceGenerator() 2435a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2445a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mSurfaceManager.initialize({1, 1}, HAL_PIXEL_FORMAT_RGBA_8888, 2455a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall setFence, this); 2465a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2475a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!mEglManager.initialize(mSurfaceManager.getSurface())) 2485a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 2495a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglManager.makeCurrent(); 2515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall glClearColor(0.0, 0.0, 0.0, 1.0); 2535a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall glEnableVertexAttribArray(0); 2545a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2555a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2565a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall ~Hwc2TestFenceGenerator() 2575a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2585a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mFence >= 0) 2595a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall close(mFence); 2605a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mFence = -1; 2615a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2625a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglManager.makeCurrent(); 2635a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2645a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2655a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* It is not possible to simply generate a fence. The easiest way is to 2665a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * generate a buffer using egl and use the associated fence. The buffer 2675a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * cannot be guaranteed to be a certain format across all devices using this 2685a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * method. Instead the buffer is generated using the CPU */ 2695a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int32_t get() 2705a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 2715a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mFence >= 0) { 2725a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return dup(mFence); 2735a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2745a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2755a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall std::unique_lock<std::mutex> lock(mMutex); 2765a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2775a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* If the pending is still set to false and times out, we cannot recover. 2785a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * Set an error and return */ 2795a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall while (mPending != false) { 2805a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mCv.wait_for(lock, std::chrono::seconds(2)) == std::cv_status::timeout) 2815a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return -ETIME; 2825a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2835a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2845a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Generate a fence. The fence will be returned through the setFence 2855a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * callback */ 2865a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglManager.makeCurrent(); 2875a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2885a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 0, triangles.data()); 2895a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall glClear(GL_COLOR_BUFFER_BIT); 2905a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2915a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mEglManager.present(); 2925a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2935a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Wait for the setFence callback */ 2945a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall while (mPending != true) { 2955a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mCv.wait_for(lock, std::chrono::seconds(2)) == std::cv_status::timeout) 2965a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return -ETIME; 2975a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 2985a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 2995a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mPending = false; 3005a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3015a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return dup(mFence); 3025a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 3035a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3045a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Callback that sets the fence */ 3055a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall void set(int32_t fence) 3065a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall { 3075a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mFence = fence; 3085a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mPending = true; 3095a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3105a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mCv.notify_all(); 3115a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 3125a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3135a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallprivate: 3145a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3155a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall Hwc2TestSurfaceManager mSurfaceManager; 3165a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall Hwc2TestEglManager mEglManager; 3175a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3185a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall std::mutex mMutex; 3195a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall std::condition_variable mCv; 3205a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3215a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int32_t mFence = -1; 3225a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall bool mPending = false; 3235a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall}; 3245a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3265a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallstatic void setFence(int32_t fence, void* fenceGenerator) 3275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 3285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall static_cast<Hwc2TestFenceGenerator*>(fenceGenerator)->set(fence); 3295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 3305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 332f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall/* Sets the pixel of a buffer given the location, format, stride and color. 333f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * Currently only supports RGBA_8888 */ 334f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wallstatic void setColor(int32_t x, int32_t y, 335f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall android_pixel_format_t format, uint32_t stride, uint8_t* img, uint8_t r, 336f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall uint8_t g, uint8_t b, uint8_t a) 337f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall{ 338f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall switch (format) { 339f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall case HAL_PIXEL_FORMAT_RGBA_8888: 340f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall img[(y * stride + x) * 4 + 0] = r; 341f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall img[(y * stride + x) * 4 + 1] = g; 342f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall img[(y * stride + x) * 4 + 2] = b; 343f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall img[(y * stride + x) * 4 + 3] = a; 344f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall break; 345f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall default: 346f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall break; 347f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 348f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall} 349f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 3505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa WallHwc2TestBuffer::Hwc2TestBuffer() 3515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall : mFenceGenerator(new Hwc2TestFenceGenerator()) { } 3525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3535a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa WallHwc2TestBuffer::~Hwc2TestBuffer() = default; 3545a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3555a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* When the buffer changes sizes, save the new size and invalidate the current 3565a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * buffer */ 3575a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallvoid Hwc2TestBuffer::updateBufferArea(const Area& bufferArea) 3585a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 3595a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mBufferArea.width == bufferArea.width 3605a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall && mBufferArea.height == bufferArea.height) 3615a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return; 3625a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3635a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mBufferArea.width = bufferArea.width; 3645a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mBufferArea.height = bufferArea.height; 3655a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3665a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mValidBuffer = false; 3675a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 3685a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3695a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* Returns a valid buffer handle and fence. The handle is filled using the CPU 3705a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * to ensure the correct format across all devices. The fence is created using 3715a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * egl. */ 3725a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallint Hwc2TestBuffer::get(buffer_handle_t* outHandle, int32_t* outFence) 3735a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 3745a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (mBufferArea.width == -1 || mBufferArea.height == -1) 3755a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return -EINVAL; 3765a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3775a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* If the current buffer is valid, the previous buffer can be reused. 3785a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * Otherwise, create new buffer */ 3795a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (!mValidBuffer) { 3805a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int ret = generateBuffer(); 3815a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (ret) 3825a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return ret; 3835a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 3845a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3855a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall *outFence = mFenceGenerator->get(); 3865a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall *outHandle = mHandle; 3875a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3885a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mValidBuffer = true; 3895a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3905a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return 0; 3915a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 3925a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 3935a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall/* CPU fills a buffer to guarantee the correct buffer format across all 3945a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * devices */ 3955a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wallint Hwc2TestBuffer::generateBuffer() 3965a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 3975a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Create new graphic buffer with correct dimensions */ 3980fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall mGraphicBuffer = new GraphicBuffer(mBufferArea.width, mBufferArea.height, 3990fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall mFormat, GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_HW_RENDER, 4000fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall "hwc2_test_buffer"); 4010fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall int ret = mGraphicBuffer->initCheck(); 4020fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall if (ret) { 4035a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return ret; 4040fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall } 4050fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall if (!mGraphicBuffer->handle) { 4060fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall return -EINVAL; 4070fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall } 4085a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4095a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Locks the buffer for writing */ 4105a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall uint8_t* img; 4115a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mGraphicBuffer->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img)); 4125a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4135a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall uint32_t stride = mGraphicBuffer->getStride(); 4145a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4155a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Iterate from the top row of the buffer to the bottom row */ 4165a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall for (int32_t y = 0; y < mBufferArea.height; y++) { 4175a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4185a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Will be used as R, G and B values for pixel colors */ 4195a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall uint8_t max = 255; 4205a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall uint8_t min = 0; 4215a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4225a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Divide the rows into 3 sections. The first section will contain 4235a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * the lighest colors. The last section will contain the darkest 4245a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * colors. */ 4255a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall if (y < mBufferArea.height * 1.0 / 3.0) { 4265a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall min = 255 / 2; 4275a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } else if (y >= mBufferArea.height * 2.0 / 3.0) { 4285a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall max = 255 / 2; 4295a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4305a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4315a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Divide the columns into 3 sections. The first section is red, 4325a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall * the second is green and the third is blue */ 4335a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall int32_t x = 0; 4345a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall for (; x < mBufferArea.width / 3; x++) { 4355a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall setColor(x, y, mFormat, stride, img, max, min, min, 255); 4365a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4375a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4385a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall for (; x < mBufferArea.width * 2 / 3; x++) { 4395a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall setColor(x, y, mFormat, stride, img, min, max, min, 255); 4405a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4415a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4425a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall for (; x < mBufferArea.width; x++) { 4435a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall setColor(x, y, mFormat, stride, img, min, min, max, 255); 4445a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4455a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall } 4465a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4475a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall /* Unlock the buffer for reading */ 4485a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mGraphicBuffer->unlock(); 4495a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4505a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall mHandle = mGraphicBuffer->handle; 4515a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 4525a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall return 0; 4535a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 4545a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall 455f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 456f18cfb0a780c69f12439457ccc3f5272db767fddMarissa WallHwc2TestClientTargetBuffer::Hwc2TestClientTargetBuffer() 457f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall : mFenceGenerator(new Hwc2TestFenceGenerator()) { } 458f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 459f18cfb0a780c69f12439457ccc3f5272db767fddMarissa WallHwc2TestClientTargetBuffer::~Hwc2TestClientTargetBuffer() { } 460f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 461f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall/* Generates a client target buffer using the layers assigned for client 462f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * composition. Takes into account the individual layer properties such as 463f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * transform, blend mode, source crop, etc. */ 464f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wallint Hwc2TestClientTargetBuffer::get(buffer_handle_t* outHandle, 465f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall int32_t* outFence, const Area& bufferArea, 466f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall const Hwc2TestLayers* testLayers, 467f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall const std::set<hwc2_layer_t>* clientLayers, 468f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall const std::set<hwc2_layer_t>* clearLayers) 4695a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall{ 4700fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall /* Create new graphic buffer with correct dimensions */ 4710fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall mGraphicBuffer = new GraphicBuffer(bufferArea.width, bufferArea.height, 4720fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall mFormat, GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_HW_RENDER, 4730fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall "hwc2_test_buffer"); 4740fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall int ret = mGraphicBuffer->initCheck(); 4750fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall if (ret) { 4760fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall return ret; 4770fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall } 4780fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall if (!mGraphicBuffer->handle) { 4790fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall return -EINVAL; 4800fa8676f2f301bc2a071a2ded35e21fcb9323212Marissa Wall } 481f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 482f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall uint8_t* img; 483f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall mGraphicBuffer->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img)); 484f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 485f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall uint32_t stride = mGraphicBuffer->getStride(); 486f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 487f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float bWDiv3 = bufferArea.width / 3; 488f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float bW2Div3 = bufferArea.width * 2 / 3; 489f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float bHDiv3 = bufferArea.height / 3; 490f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float bH2Div3 = bufferArea.height * 2 / 3; 491f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 492f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Cycle through every pixel in the buffer and determine what color it 493f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * should be. */ 494f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall for (int32_t y = 0; y < bufferArea.height; y++) { 495f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall for (int32_t x = 0; x < bufferArea.width; x++) { 496f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 497f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall uint8_t r = 0, g = 0, b = 0; 498f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float a = 0.0f; 499f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 500f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Cycle through each client layer from back to front and 501f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * update the pixel color. */ 502f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall for (auto layer = clientLayers->rbegin(); 503f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall layer != clientLayers->rend(); ++layer) { 504f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 505f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall const hwc_rect_t df = testLayers->getDisplayFrame(*layer); 506f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 507f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float dfL = df.left; 508f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float dfT = df.top; 509f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float dfR = df.right; 510f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float dfB = df.bottom; 511f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 512f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* If the pixel location falls outside of the layer display 513f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * frame, skip the layer. */ 514f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (x < dfL || x >= dfR || y < dfT || y >= dfB) 515f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall continue; 516f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 517f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* If the device has requested the layer be clear, clear 518f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * the pixel and continue. */ 519f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (clearLayers->count(*layer) != 0) { 520f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall r = 0; 521f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall g = 0; 522f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall b = 0; 523f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall a = 0.0f; 524f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall continue; 525f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 526f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 527f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float planeAlpha = testLayers->getPlaneAlpha(*layer); 528f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 529f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* If the layer is a solid color, fill the color and 530f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * continue. */ 531f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (testLayers->getComposition(*layer) 532f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall == HWC2_COMPOSITION_SOLID_COLOR) { 533f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall const auto color = testLayers->getColor(*layer); 534f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall r = color.r; 535f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall g = color.g; 536f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall b = color.b; 537f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall a = color.a * planeAlpha; 538f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall continue; 539f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 540f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 541f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float xPos = x; 542f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float yPos = y; 543f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 544f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall hwc_transform_t transform = testLayers->getTransform(*layer); 545f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 546f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float dfW = dfR - dfL; 547f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float dfH = dfB - dfT; 548f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 549f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* If a layer has a transform, find which location on the 550f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * layer will end up in the current pixel location. We 551f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * can calculate the color of the current pixel using that 552f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * location. */ 553f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (transform > 0) { 554f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Change origin to be the center of the layer. */ 555f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall xPos = xPos - dfL - dfW / 2.0; 556f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall yPos = yPos - dfT - dfH / 2.0; 557f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 558f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Flip Horizontal by reflecting across the y axis. */ 559f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (transform & HWC_TRANSFORM_FLIP_H) 560f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall xPos = -xPos; 561f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 562f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Flip vertical by reflecting across the x axis. */ 563f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (transform & HWC_TRANSFORM_FLIP_V) 564f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall yPos = -yPos; 565f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 566f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Rotate 90 by using a basic linear algebra rotation 567f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * and scaling the result so the display frame remains 568f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * the same. For example, a buffer of size 100x50 should 569f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * rotate 90 degress but remain the same dimension 570f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * (100x50) at the end of the transformation. */ 571f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (transform & HWC_TRANSFORM_ROT_90) { 572f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float tmp = xPos; 573f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall xPos = -yPos * dfW / dfH; 574f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall yPos = tmp * dfH / dfW; 575f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 576f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 577f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Change origin back to the top left corner of the 578f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * layer. */ 579f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall xPos = xPos + dfL + dfW / 2.0; 580f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall yPos = yPos + dfT + dfH / 2.0; 581f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 582f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 583f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall hwc_frect_t sc = testLayers->getSourceCrop(*layer); 584f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float scL = sc.left, scT = sc.top; 585f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 586f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float dfWDivScW = dfW / (sc.right - scL); 587f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float dfHDivScH = dfH / (sc.bottom - scT); 588f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 589f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float max = 255, min = 0; 590f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 591f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Choose the pixel color. Similar to generateBuffer, 592f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * each layer will be divided into 3x3 colors. Because 593f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * both the source crop and display frame must be taken into 594f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * account, the formulas are more complicated. 595f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * 596f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * If the source crop and display frame were not taken into 597f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * account, we would simply divide the buffer into three 598f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * sections by height. Each section would get one color. 599f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * For example the formula for the first section would be: 600f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * 601f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * if (yPos < bufferArea.height / 3) 602f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * //Select first section color 603f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * 604f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * However the pixel color is chosen based on the source 605f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * crop and displayed based on the display frame. 606f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * 607f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * If the display frame top was 0 and the source crop height 608f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * and display frame height were the same. The only factor 609f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * would be the source crop top. To calculate the new 610f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * section boundary, the section boundary would be moved up 611f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * by the height of the source crop top. The formula would 612f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * be: 613f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * if (yPos < (bufferArea.height / 3 - sourceCrop.top) 614f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * //Select first section color 615f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * 616f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * If the display frame top could also vary but source crop 617f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * and display frame heights were the same, the formula 618f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * would be: 619f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * if (yPos < (bufferArea.height / 3 - sourceCrop.top 620f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * + displayFrameTop) 621f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * //Select first section color 622f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * 623f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * If the heights were not the same, the conversion between 624f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * the source crop and display frame dimensions must be 625f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * taken into account. The formula would be: 626f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * if (yPos < ((bufferArea.height / 3) - sourceCrop.top) 627f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * * displayFrameHeight / sourceCropHeight 628f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * + displayFrameTop) 629f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * //Select first section color 630f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall */ 631f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (yPos < ((bHDiv3) - scT) * dfHDivScH + dfT) { 632f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall min = 255 / 2; 633f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } else if (yPos >= ((bH2Div3) - scT) * dfHDivScH + dfT) { 634f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall max = 255 / 2; 635f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 636f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 637f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall uint8_t rCur = min, gCur = min, bCur = min; 638f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall float aCur = 1.0f; 639f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 640f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* This further divides the color sections from 3 to 3x3. 641f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * The math behind it follows the same logic as the previous 642f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * comment */ 643f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (xPos < ((bWDiv3) - scL) * (dfWDivScW) + dfL) { 644f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall rCur = max; 645f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } else if (xPos < ((bW2Div3) - scL) * (dfWDivScW) + dfL) { 646f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall gCur = max; 647f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } else { 648f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall bCur = max; 649f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 650f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 651f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 652f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Blend the pixel color with the previous layers' pixel 653f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * colors using the plane alpha and blend mode. The final 654f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * pixel color is chosen using the plane alpha and blend 655f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall * mode formulas found in hwcomposer2.h */ 656f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall hwc2_blend_mode_t blendMode = testLayers->getBlendMode(*layer); 657f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 658f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (blendMode == HWC2_BLEND_MODE_PREMULTIPLIED) { 659f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall rCur *= planeAlpha; 660f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall gCur *= planeAlpha; 661f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall bCur *= planeAlpha; 662f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 663f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 664f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall aCur *= planeAlpha; 665f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 666f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall if (blendMode == HWC2_BLEND_MODE_PREMULTIPLIED) { 667f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall r = rCur + r * (1.0 - aCur); 668f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall g = gCur + g * (1.0 - aCur); 669f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall b = bCur + b * (1.0 - aCur); 670f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall a = aCur + a * (1.0 - aCur); 671f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } else if (blendMode == HWC2_BLEND_MODE_COVERAGE) { 672f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall r = rCur * aCur + r * (1.0 - aCur); 673f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall g = gCur * aCur + g * (1.0 - aCur); 674f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall b = bCur * aCur + b * (1.0 - aCur); 675f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall a = aCur * aCur + a * (1.0 - aCur); 676f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } else { 677f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall r = rCur; 678f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall g = gCur; 679f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall b = bCur; 680f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall a = aCur; 681f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 682f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 683f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 684f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall /* Set the pixel color */ 685f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall setColor(x, y, mFormat, stride, img, r, g, b, a * 255); 686f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 687f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall } 688f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 689f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall mGraphicBuffer->unlock(); 690f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 691f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall *outFence = mFenceGenerator->get(); 692f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall *outHandle = mGraphicBuffer->handle; 693f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall 694f18cfb0a780c69f12439457ccc3f5272db767fddMarissa Wall return 0; 6955a240aaf0e3a1dd52be6a8d0811ec727369a210dMarissa Wall} 696