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 "GlLayer.h" 21#include "LayerDrawable.h" 22#include "renderthread/EglManager.h" 23#include "renderthread/Frame.h" 24#include "renderstate/RenderState.h" 25#include "SkiaPipeline.h" 26#include "SkiaProfileRenderer.h" 27#include "utils/TraceUtils.h" 28 29#include <cutils/properties.h> 30#include <strings.h> 31 32using namespace android::uirenderer::renderthread; 33 34namespace android { 35namespace uirenderer { 36namespace skiapipeline { 37 38SkiaOpenGLPipeline::SkiaOpenGLPipeline(RenderThread& thread) 39 : SkiaPipeline(thread) 40 , mEglManager(thread.eglManager()) { 41} 42 43MakeCurrentResult SkiaOpenGLPipeline::makeCurrent() { 44 // TODO: Figure out why this workaround is needed, see b/13913604 45 // In the meantime this matches the behavior of GLRenderer, so it is not a regression 46 EGLint error = 0; 47 if (!mEglManager.makeCurrent(mEglSurface, &error)) { 48 return MakeCurrentResult::AlreadyCurrent; 49 } 50 return error ? MakeCurrentResult::Failed : MakeCurrentResult::Succeeded; 51} 52 53Frame SkiaOpenGLPipeline::getFrame() { 54 LOG_ALWAYS_FATAL_IF(mEglSurface == EGL_NO_SURFACE, 55 "drawRenderNode called on a context with no surface!"); 56 return mEglManager.beginFrame(mEglSurface); 57} 58 59bool SkiaOpenGLPipeline::draw(const Frame& frame, const SkRect& screenDirty, 60 const SkRect& dirty, 61 const FrameBuilder::LightGeometry& lightGeometry, 62 LayerUpdateQueue* layerUpdateQueue, 63 const Rect& contentDrawBounds, bool opaque, 64 const BakedOpRenderer::LightInfo& lightInfo, 65 const std::vector<sp<RenderNode>>& renderNodes, 66 FrameInfoVisualizer* profiler) { 67 68 mEglManager.damageFrame(frame, dirty); 69 70 // setup surface for fbo0 71 GrBackendRenderTargetDesc renderTargetDesc; 72 renderTargetDesc.fWidth = frame.width(); 73 renderTargetDesc.fHeight = frame.height(); 74 renderTargetDesc.fConfig = kRGBA_8888_GrPixelConfig; 75 renderTargetDesc.fOrigin = kBottomLeft_GrSurfaceOrigin; 76 renderTargetDesc.fSampleCnt = 0; 77 renderTargetDesc.fStencilBits = STENCIL_BUFFER_SIZE; 78 renderTargetDesc.fRenderTargetHandle = 0; 79 80 SkSurfaceProps props(0, kUnknown_SkPixelGeometry); 81 82 SkASSERT(mRenderThread.getGrContext() != nullptr); 83 sk_sp<SkSurface> surface(SkSurface::MakeFromBackendRenderTarget( 84 mRenderThread.getGrContext(), renderTargetDesc, &props)); 85 86 SkiaPipeline::updateLighting(lightGeometry, lightInfo); 87 renderFrame(*layerUpdateQueue, dirty, renderNodes, opaque, contentDrawBounds, surface); 88 layerUpdateQueue->clear(); 89 90 // Draw visual debugging features 91 if (CC_UNLIKELY(Properties::showDirtyRegions 92 || ProfileType::None != Properties::getProfileType())) { 93 SkCanvas* profileCanvas = surface->getCanvas(); 94 SkiaProfileRenderer profileRenderer(profileCanvas); 95 profiler->draw(profileRenderer); 96 profileCanvas->flush(); 97 } 98 99 // Log memory statistics 100 if (CC_UNLIKELY(Properties::debugLevel != kDebugDisabled)) { 101 dumpResourceCacheUsage(); 102 } 103 104 return true; 105} 106 107bool SkiaOpenGLPipeline::swapBuffers(const Frame& frame, bool drew, 108 const SkRect& screenDirty, FrameInfo* currentFrameInfo, bool* requireSwap) { 109 110 GL_CHECKPOINT(LOW); 111 112 // Even if we decided to cancel the frame, from the perspective of jank 113 // metrics the frame was swapped at this point 114 currentFrameInfo->markSwapBuffers(); 115 116 *requireSwap = drew || mEglManager.damageRequiresSwap(); 117 118 if (*requireSwap && (CC_UNLIKELY(!mEglManager.swapBuffers(frame, screenDirty)))) { 119 return false; 120 } 121 122 return *requireSwap; 123} 124 125bool SkiaOpenGLPipeline::copyLayerInto(DeferredLayerUpdater* deferredLayer, SkBitmap* bitmap) { 126 if (!mRenderThread.getGrContext()) { 127 return false; 128 } 129 130 // acquire most recent buffer for drawing 131 deferredLayer->updateTexImage(); 132 deferredLayer->apply(); 133 134 SkCanvas canvas(*bitmap); 135 Layer* layer = deferredLayer->backingLayer(); 136 return LayerDrawable::DrawLayer(mRenderThread.getGrContext(), &canvas, layer); 137} 138 139static Layer* createLayer(RenderState& renderState, uint32_t layerWidth, uint32_t layerHeight, 140 SkColorFilter* colorFilter, int alpha, SkBlendMode mode, bool blend) { 141 GlLayer* layer = new GlLayer(renderState, layerWidth, layerHeight, colorFilter, alpha, 142 mode, blend); 143 layer->generateTexture(); 144 return layer; 145} 146 147DeferredLayerUpdater* SkiaOpenGLPipeline::createTextureLayer() { 148 mEglManager.initialize(); 149 return new DeferredLayerUpdater(mRenderThread.renderState(), createLayer, Layer::Api::OpenGL); 150} 151 152void SkiaOpenGLPipeline::onStop() { 153 if (mEglManager.isCurrent(mEglSurface)) { 154 mEglManager.makeCurrent(EGL_NO_SURFACE); 155 } 156} 157 158bool SkiaOpenGLPipeline::setSurface(Surface* surface, SwapBehavior swapBehavior) { 159 160 if (mEglSurface != EGL_NO_SURFACE) { 161 mEglManager.destroySurface(mEglSurface); 162 mEglSurface = EGL_NO_SURFACE; 163 } 164 165 if (surface) { 166 mEglSurface = mEglManager.createSurface(surface); 167 } 168 169 if (mEglSurface != EGL_NO_SURFACE) { 170 const bool preserveBuffer = (swapBehavior != SwapBehavior::kSwap_discardBuffer); 171 mBufferPreserved = mEglManager.setPreserveBuffer(mEglSurface, preserveBuffer); 172 return true; 173 } 174 175 return false; 176} 177 178bool SkiaOpenGLPipeline::isSurfaceReady() { 179 return CC_UNLIKELY(mEglSurface != EGL_NO_SURFACE); 180} 181 182bool SkiaOpenGLPipeline::isContextReady() { 183 return CC_LIKELY(mEglManager.hasEglContext()); 184} 185 186void SkiaOpenGLPipeline::invokeFunctor(const RenderThread& thread, Functor* functor) { 187 DrawGlInfo::Mode mode = DrawGlInfo::kModeProcessNoContext; 188 if (thread.eglManager().hasEglContext()) { 189 mode = DrawGlInfo::kModeProcess; 190 } 191 192 (*functor)(mode, nullptr); 193 194 // If there's no context we don't need to reset as there's no gl state to save/restore 195 if (mode != DrawGlInfo::kModeProcessNoContext) { 196 thread.getGrContext()->resetContext(); 197 } 198} 199 200} /* namespace skiapipeline */ 201} /* namespace uirenderer */ 202} /* namespace android */ 203