SkiaOpenGLPipeline.cpp revision c4fbada76aa840105553b2c2bce2204e673d2983
1/* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include "SkiaOpenGLPipeline.h" 18 19#include "DeferredLayerUpdater.h" 20#include "LayerDrawable.h" 21#include "renderthread/EglManager.h" 22#include "renderstate/RenderState.h" 23#include "SkiaPipeline.h" 24#include "SkiaProfileRenderer.h" 25#include "utils/TraceUtils.h" 26 27#include <android/native_window.h> 28#include <cutils/properties.h> 29#include <strings.h> 30 31using namespace android::uirenderer::renderthread; 32 33namespace android { 34namespace uirenderer { 35namespace skiapipeline { 36 37SkiaOpenGLPipeline::SkiaOpenGLPipeline(RenderThread& thread) 38 : SkiaPipeline(thread) 39 , mEglManager(thread.eglManager()) { 40} 41 42MakeCurrentResult SkiaOpenGLPipeline::makeCurrent() { 43 // TODO: Figure out why this workaround is needed, see b/13913604 44 // In the meantime this matches the behavior of GLRenderer, so it is not a regression 45 EGLint error = 0; 46 if (!mEglManager.makeCurrent(mEglSurface, &error)) { 47 return MakeCurrentResult::AlreadyCurrent; 48 } 49 return error ? MakeCurrentResult::Failed : MakeCurrentResult::Succeeded; 50} 51 52Frame SkiaOpenGLPipeline::getFrame() { 53 LOG_ALWAYS_FATAL_IF(mEglSurface == EGL_NO_SURFACE, 54 "drawRenderNode called on a context with no surface!"); 55 return mEglManager.beginFrame(mEglSurface); 56} 57 58bool SkiaOpenGLPipeline::draw(const Frame& frame, const SkRect& screenDirty, 59 const SkRect& dirty, 60 const FrameBuilder::LightGeometry& lightGeometry, 61 LayerUpdateQueue* layerUpdateQueue, 62 const Rect& contentDrawBounds, bool opaque, 63 const BakedOpRenderer::LightInfo& lightInfo, 64 const std::vector<sp<RenderNode>>& renderNodes, 65 FrameInfoVisualizer* profiler) { 66 67 mEglManager.damageFrame(frame, dirty); 68 69 // setup surface for fbo0 70 GrBackendRenderTargetDesc renderTargetDesc; 71 renderTargetDesc.fWidth = frame.width(); 72 renderTargetDesc.fHeight = frame.height(); 73 renderTargetDesc.fConfig = kRGBA_8888_GrPixelConfig; 74 renderTargetDesc.fOrigin = kBottomLeft_GrSurfaceOrigin; 75 renderTargetDesc.fSampleCnt = 0; 76 renderTargetDesc.fStencilBits = STENCIL_BUFFER_SIZE; 77 renderTargetDesc.fRenderTargetHandle = 0; 78 79 SkSurfaceProps props(0, kUnknown_SkPixelGeometry); 80 81 SkASSERT(mRenderThread.getGrContext() != nullptr); 82 sk_sp<SkSurface> surface(SkSurface::MakeFromBackendRenderTarget( 83 mRenderThread.getGrContext(), renderTargetDesc, &props)); 84 85 SkiaPipeline::updateLighting(lightGeometry, lightInfo); 86 renderFrame(*layerUpdateQueue, dirty, renderNodes, opaque, contentDrawBounds, surface); 87 layerUpdateQueue->clear(); 88 89 // Draw visual debugging features 90 if (CC_UNLIKELY(Properties::showDirtyRegions 91 || ProfileType::None != Properties::getProfileType())) { 92 SkCanvas* profileCanvas = surface->getCanvas(); 93 SkiaProfileRenderer profileRenderer(profileCanvas); 94 profiler->draw(profileRenderer); 95 profileCanvas->flush(); 96 } 97 98 // Log memory statistics 99 if (CC_UNLIKELY(Properties::debugLevel != kDebugDisabled)) { 100 dumpResourceCacheUsage(); 101 } 102 103 return true; 104} 105 106bool SkiaOpenGLPipeline::swapBuffers(const Frame& frame, bool drew, 107 const SkRect& screenDirty, FrameInfo* currentFrameInfo, bool* requireSwap) { 108 109 GL_CHECKPOINT(LOW); 110 111 // Even if we decided to cancel the frame, from the perspective of jank 112 // metrics the frame was swapped at this point 113 currentFrameInfo->markSwapBuffers(); 114 115 *requireSwap = drew || mEglManager.damageRequiresSwap(); 116 117 if (*requireSwap && (CC_UNLIKELY(!mEglManager.swapBuffers(frame, screenDirty)))) { 118 return false; 119 } 120 121 return *requireSwap; 122} 123 124bool SkiaOpenGLPipeline::copyLayerInto(DeferredLayerUpdater* deferredLayer, SkBitmap* bitmap) { 125 if (!mRenderThread.getGrContext()) { 126 return false; 127 } 128 129 deferredLayer->apply(); 130 131 SkCanvas canvas(*bitmap); 132 Layer* layer = deferredLayer->backingLayer(); 133 return LayerDrawable::DrawLayer(mRenderThread.getGrContext(), &canvas, layer); 134} 135 136DeferredLayerUpdater* SkiaOpenGLPipeline::createTextureLayer() { 137 mEglManager.initialize(); 138 Layer* layer = new Layer(mRenderThread.renderState(), 0, 0); 139 layer->generateTexture(); 140 return new DeferredLayerUpdater(layer); 141} 142 143void SkiaOpenGLPipeline::onStop() { 144 if (mEglManager.isCurrent(mEglSurface)) { 145 mEglManager.makeCurrent(EGL_NO_SURFACE); 146 } 147} 148 149bool SkiaOpenGLPipeline::setSurface(Surface* surface, SwapBehavior swapBehavior) { 150 151 if (mEglSurface != EGL_NO_SURFACE) { 152 mEglManager.destroySurface(mEglSurface); 153 mEglSurface = EGL_NO_SURFACE; 154 } 155 156 if (surface) { 157 mEglSurface = mEglManager.createSurface(surface); 158 } 159 160 if (mEglSurface != EGL_NO_SURFACE) { 161 const bool preserveBuffer = (swapBehavior != SwapBehavior::kSwap_discardBuffer); 162 mBufferPreserved = mEglManager.setPreserveBuffer(mEglSurface, preserveBuffer); 163 return true; 164 } 165 166 return false; 167} 168 169bool SkiaOpenGLPipeline::isSurfaceReady() { 170 return CC_UNLIKELY(mEglSurface != EGL_NO_SURFACE); 171} 172 173bool SkiaOpenGLPipeline::isContextReady() { 174 return CC_LIKELY(mEglManager.hasEglContext()); 175} 176 177void SkiaOpenGLPipeline::invokeFunctor(const RenderThread& thread, Functor* functor) { 178 DrawGlInfo::Mode mode = DrawGlInfo::kModeProcessNoContext; 179 if (thread.eglManager().hasEglContext()) { 180 mode = DrawGlInfo::kModeProcess; 181 } 182 183 (*functor)(mode, nullptr); 184 185 // If there's no context we don't need to reset as there's no gl state to save/restore 186 if (mode != DrawGlInfo::kModeProcessNoContext) { 187 thread.getGrContext()->resetContext(); 188 } 189} 190 191} /* namespace skiapipeline */ 192} /* namespace uirenderer */ 193} /* namespace android */ 194