CanvasContext.cpp revision 67ce99b66ebc816ae8bbc222db8f3695fb15495b
1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include <GpuMemoryTracker.h> 18#include "CanvasContext.h" 19 20#include "AnimationContext.h" 21#include "Caches.h" 22#include "DeferredLayerUpdater.h" 23#include "EglManager.h" 24#include "LayerUpdateQueue.h" 25#include "LayerRenderer.h" 26#include "OpenGLRenderer.h" 27#include "Properties.h" 28#include "RenderThread.h" 29#include "hwui/Canvas.h" 30#include "renderstate/RenderState.h" 31#include "renderstate/Stencil.h" 32#include "protos/hwui.pb.h" 33#include "utils/GLUtils.h" 34#include "utils/TimeUtils.h" 35 36#include <cutils/properties.h> 37#include <google/protobuf/io/zero_copy_stream_impl.h> 38#include <private/hwui/DrawGlInfo.h> 39#include <strings.h> 40 41#include <algorithm> 42#include <fcntl.h> 43#include <sys/stat.h> 44 45#include <cstdlib> 46 47#define TRIM_MEMORY_COMPLETE 80 48#define TRIM_MEMORY_UI_HIDDEN 20 49 50#define ENABLE_RENDERNODE_SERIALIZATION false 51 52#define LOG_FRAMETIME_MMA 0 53 54#if LOG_FRAMETIME_MMA 55static float sBenchMma = 0; 56static int sFrameCount = 0; 57static const float NANOS_PER_MILLIS_F = 1000000.0f; 58#endif 59 60namespace android { 61namespace uirenderer { 62namespace renderthread { 63 64CanvasContext::CanvasContext(RenderThread& thread, bool translucent, 65 RenderNode* rootRenderNode, IContextFactory* contextFactory) 66 : mRenderThread(thread) 67 , mEglManager(thread.eglManager()) 68 , mOpaque(!translucent) 69 , mAnimationContext(contextFactory->createAnimationContext(mRenderThread.timeLord())) 70 , mJankTracker(thread.timeLord().frameIntervalNanos()) 71 , mProfiler(mFrames) 72 , mContentDrawBounds(0, 0, 0, 0) { 73 mRenderNodes.emplace_back(rootRenderNode); 74 mRenderThread.renderState().registerCanvasContext(this); 75 mProfiler.setDensity(mRenderThread.mainDisplayInfo().density); 76} 77 78CanvasContext::~CanvasContext() { 79 destroy(nullptr); 80 mRenderThread.renderState().unregisterCanvasContext(this); 81} 82 83void CanvasContext::destroy(TreeObserver* observer) { 84 stopDrawing(); 85 setSurface(nullptr); 86 freePrefetchedLayers(observer); 87 destroyHardwareResources(observer); 88 mAnimationContext->destroy(); 89#if !HWUI_NEW_OPS 90 if (mCanvas) { 91 delete mCanvas; 92 mCanvas = nullptr; 93 } 94#endif 95} 96 97void CanvasContext::setSurface(Surface* surface) { 98 ATRACE_CALL(); 99 100 mNativeSurface = surface; 101 102 if (mEglSurface != EGL_NO_SURFACE) { 103 mEglManager.destroySurface(mEglSurface); 104 mEglSurface = EGL_NO_SURFACE; 105 } 106 107 if (surface) { 108 mEglSurface = mEglManager.createSurface(surface); 109 } 110 111 mFrameNumber = -1; 112 113 if (mEglSurface != EGL_NO_SURFACE) { 114 const bool preserveBuffer = (mSwapBehavior != kSwap_discardBuffer); 115 mBufferPreserved = mEglManager.setPreserveBuffer(mEglSurface, preserveBuffer); 116 mHaveNewSurface = true; 117 mSwapHistory.clear(); 118 } else { 119 mRenderThread.removeFrameCallback(this); 120 } 121} 122 123void CanvasContext::setSwapBehavior(SwapBehavior swapBehavior) { 124 mSwapBehavior = swapBehavior; 125} 126 127void CanvasContext::initialize(Surface* surface) { 128 setSurface(surface); 129#if !HWUI_NEW_OPS 130 if (mCanvas) return; 131 mCanvas = new OpenGLRenderer(mRenderThread.renderState()); 132 mCanvas->initProperties(); 133#endif 134} 135 136void CanvasContext::updateSurface(Surface* surface) { 137 setSurface(surface); 138} 139 140bool CanvasContext::pauseSurface(Surface* surface) { 141 return mRenderThread.removeFrameCallback(this); 142} 143 144void CanvasContext::setStopped(bool stopped) { 145 if (mStopped != stopped) { 146 mStopped = stopped; 147 if (mStopped) { 148 mRenderThread.removeFrameCallback(this); 149 if (mEglManager.isCurrent(mEglSurface)) { 150 mEglManager.makeCurrent(EGL_NO_SURFACE); 151 } 152 } 153 } 154} 155 156// TODO: don't pass viewport size, it's automatic via EGL 157void CanvasContext::setup(int width, int height, float lightRadius, 158 uint8_t ambientShadowAlpha, uint8_t spotShadowAlpha) { 159#if HWUI_NEW_OPS 160 mLightGeometry.radius = lightRadius; 161 mLightInfo.ambientShadowAlpha = ambientShadowAlpha; 162 mLightInfo.spotShadowAlpha = spotShadowAlpha; 163#else 164 if (!mCanvas) return; 165 mCanvas->initLight(lightRadius, ambientShadowAlpha, spotShadowAlpha); 166#endif 167} 168 169void CanvasContext::setLightCenter(const Vector3& lightCenter) { 170#if HWUI_NEW_OPS 171 mLightGeometry.center = lightCenter; 172#else 173 if (!mCanvas) return; 174 mCanvas->setLightCenter(lightCenter); 175#endif 176} 177 178void CanvasContext::setOpaque(bool opaque) { 179 mOpaque = opaque; 180} 181 182bool CanvasContext::makeCurrent() { 183 if (mStopped) return false; 184 185 // TODO: Figure out why this workaround is needed, see b/13913604 186 // In the meantime this matches the behavior of GLRenderer, so it is not a regression 187 EGLint error = 0; 188 mHaveNewSurface |= mEglManager.makeCurrent(mEglSurface, &error); 189 if (error) { 190 setSurface(nullptr); 191 } 192 return !error; 193} 194 195static bool wasSkipped(FrameInfo* info) { 196 return info && ((*info)[FrameInfoIndex::Flags] & FrameInfoFlags::SkippedFrame); 197} 198 199void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo, 200 int64_t syncQueued, RenderNode* target) { 201 mRenderThread.removeFrameCallback(this); 202 203 // If the previous frame was dropped we don't need to hold onto it, so 204 // just keep using the previous frame's structure instead 205 if (!wasSkipped(mCurrentFrameInfo)) { 206 mCurrentFrameInfo = &mFrames.next(); 207 } 208 mCurrentFrameInfo->importUiThreadInfo(uiFrameInfo); 209 mCurrentFrameInfo->set(FrameInfoIndex::SyncQueued) = syncQueued; 210 mCurrentFrameInfo->markSyncStart(); 211 212 info.damageAccumulator = &mDamageAccumulator; 213#if HWUI_NEW_OPS 214 info.layerUpdateQueue = &mLayerUpdateQueue; 215#else 216 info.renderer = mCanvas; 217#endif 218 219 mAnimationContext->startFrame(info.mode); 220 for (const sp<RenderNode>& node : mRenderNodes) { 221 // Only the primary target node will be drawn full - all other nodes would get drawn in 222 // real time mode. In case of a window, the primary node is the window content and the other 223 // node(s) are non client / filler nodes. 224 info.mode = (node.get() == target ? TreeInfo::MODE_FULL : TreeInfo::MODE_RT_ONLY); 225 node->prepareTree(info); 226 GL_CHECKPOINT(MODERATE); 227 } 228 mAnimationContext->runRemainingAnimations(info); 229 GL_CHECKPOINT(MODERATE); 230 231 freePrefetchedLayers(info.observer); 232 GL_CHECKPOINT(MODERATE); 233 234 if (CC_UNLIKELY(!mNativeSurface.get())) { 235 mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame); 236 info.out.canDrawThisFrame = false; 237 return; 238 } 239 240 if (CC_LIKELY(mSwapHistory.size())) { 241 nsecs_t latestVsync = mRenderThread.timeLord().latestVsync(); 242 const SwapHistory& lastSwap = mSwapHistory.back(); 243 nsecs_t vsyncDelta = std::abs(lastSwap.vsyncTime - latestVsync); 244 // The slight fudge-factor is to deal with cases where 245 // the vsync was estimated due to being slow handling the signal. 246 // See the logic in TimeLord#computeFrameTimeNanos or in 247 // Choreographer.java for details on when this happens 248 if (vsyncDelta < 2_ms) { 249 // Already drew for this vsync pulse, UI draw request missed 250 // the deadline for RT animations 251 info.out.canDrawThisFrame = false; 252 } else if (lastSwap.swapTime < latestVsync) { 253 info.out.canDrawThisFrame = true; 254 } else { 255 // We're maybe behind? Find out for sure 256 int runningBehind = 0; 257 // TODO: Have this method be on Surface, too, not just ANativeWindow... 258 ANativeWindow* window = mNativeSurface.get(); 259 window->query(window, NATIVE_WINDOW_CONSUMER_RUNNING_BEHIND, &runningBehind); 260 info.out.canDrawThisFrame = !runningBehind; 261 } 262 } else { 263 info.out.canDrawThisFrame = true; 264 } 265 266 if (!info.out.canDrawThisFrame) { 267 mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame); 268 } 269 270 if (info.out.hasAnimations || !info.out.canDrawThisFrame) { 271 if (!info.out.requiresUiRedraw) { 272 // If animationsNeedsRedraw is set don't bother posting for an RT anim 273 // as we will just end up fighting the UI thread. 274 mRenderThread.postFrameCallback(this); 275 } 276 } 277} 278 279void CanvasContext::stopDrawing() { 280 mRenderThread.removeFrameCallback(this); 281 mAnimationContext->detachAnimators(); 282} 283 284void CanvasContext::notifyFramePending() { 285 ATRACE_CALL(); 286 mRenderThread.pushBackFrameCallback(this); 287} 288 289void CanvasContext::draw() { 290#if !HWUI_NEW_OPS 291 LOG_ALWAYS_FATAL_IF(!mCanvas || mEglSurface == EGL_NO_SURFACE, 292 "drawRenderNode called on a context with no canvas or surface!"); 293#endif 294 295 SkRect dirty; 296 mDamageAccumulator.finish(&dirty); 297 298 // TODO: Re-enable after figuring out cause of b/22592975 299// if (dirty.isEmpty() && Properties::skipEmptyFrames) { 300// mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame); 301// return; 302// } 303 304 mCurrentFrameInfo->markIssueDrawCommandsStart(); 305 306 Frame frame = mEglManager.beginFrame(mEglSurface); 307 308 if (frame.width() != mLastFrameWidth || frame.height() != mLastFrameHeight) { 309 // can't rely on prior content of window if viewport size changes 310 dirty.setEmpty(); 311 mLastFrameWidth = frame.width(); 312 mLastFrameHeight = frame.height(); 313 } else if (mHaveNewSurface || frame.bufferAge() == 0) { 314 // New surface needs a full draw 315 dirty.setEmpty(); 316 } else { 317 if (!dirty.isEmpty() && !dirty.intersect(0, 0, frame.width(), frame.height())) { 318 ALOGW("Dirty " RECT_STRING " doesn't intersect with 0 0 %d %d ?", 319 SK_RECT_ARGS(dirty), frame.width(), frame.height()); 320 dirty.setEmpty(); 321 } 322 profiler().unionDirty(&dirty); 323 } 324 325 if (dirty.isEmpty()) { 326 dirty.set(0, 0, frame.width(), frame.height()); 327 } 328 329 // At this point dirty is the area of the screen to update. However, 330 // the area of the frame we need to repaint is potentially different, so 331 // stash the screen area for later 332 SkRect screenDirty(dirty); 333 334 // If the buffer age is 0 we do a full-screen repaint (handled above) 335 // If the buffer age is 1 the buffer contents are the same as they were 336 // last frame so there's nothing to union() against 337 // Therefore we only care about the > 1 case. 338 if (frame.bufferAge() > 1) { 339 if (frame.bufferAge() > (int) mSwapHistory.size()) { 340 // We don't have enough history to handle this old of a buffer 341 // Just do a full-draw 342 dirty.set(0, 0, frame.width(), frame.height()); 343 } else { 344 // At this point we haven't yet added the latest frame 345 // to the damage history (happens below) 346 // So we need to damage 347 for (int i = mSwapHistory.size() - 1; 348 i > ((int) mSwapHistory.size()) - frame.bufferAge(); i--) { 349 dirty.join(mSwapHistory[i].damage); 350 } 351 } 352 } 353 354 mEglManager.damageFrame(frame, dirty); 355 356#if HWUI_NEW_OPS 357 auto& caches = Caches::getInstance(); 358 FrameBuilder frameBuilder(dirty, frame.width(), frame.height(), mLightGeometry, caches); 359 360 frameBuilder.deferLayers(mLayerUpdateQueue); 361 mLayerUpdateQueue.clear(); 362 363 frameBuilder.deferRenderNodeScene(mRenderNodes, mContentDrawBounds); 364 365 BakedOpRenderer renderer(caches, mRenderThread.renderState(), 366 mOpaque, mLightInfo); 367 frameBuilder.replayBakedOps<BakedOpDispatcher>(renderer); 368 profiler().draw(&renderer); 369 bool drew = renderer.didDraw(); 370 371 // post frame cleanup 372 caches.clearGarbage(); 373 caches.pathCache.trim(); 374 caches.tessellationCache.trim(); 375 376#if DEBUG_MEMORY_USAGE 377 mCaches.dumpMemoryUsage(); 378#else 379 if (CC_UNLIKELY(Properties::debugLevel & kDebugMemory)) { 380 caches.dumpMemoryUsage(); 381 } 382#endif 383 384#else 385 mCanvas->prepareDirty(frame.width(), frame.height(), 386 dirty.fLeft, dirty.fTop, dirty.fRight, dirty.fBottom, mOpaque); 387 388 Rect outBounds; 389 // It there are multiple render nodes, they are laid out as follows: 390 // #0 - backdrop (content + caption) 391 // #1 - content (positioned at (0,0) and clipped to - its bounds mContentDrawBounds) 392 // #2 - additional overlay nodes 393 // Usually the backdrop cannot be seen since it will be entirely covered by the content. While 394 // resizing however it might become partially visible. The following render loop will crop the 395 // backdrop against the content and draw the remaining part of it. It will then draw the content 396 // cropped to the backdrop (since that indicates a shrinking of the window). 397 // 398 // Additional nodes will be drawn on top with no particular clipping semantics. 399 400 // The bounds of the backdrop against which the content should be clipped. 401 Rect backdropBounds = mContentDrawBounds; 402 // Usually the contents bounds should be mContentDrawBounds - however - we will 403 // move it towards the fixed edge to give it a more stable appearance (for the moment). 404 Rect contentBounds; 405 // If there is no content bounds we ignore the layering as stated above and start with 2. 406 int layer = (mContentDrawBounds.isEmpty() || mRenderNodes.size() == 1) ? 2 : 0; 407 // Draw all render nodes. Note that 408 for (const sp<RenderNode>& node : mRenderNodes) { 409 if (layer == 0) { // Backdrop. 410 // Draw the backdrop clipped to the inverse content bounds, but assume that the content 411 // was moved to the upper left corner. 412 const RenderProperties& properties = node->properties(); 413 Rect targetBounds(properties.getLeft(), properties.getTop(), 414 properties.getRight(), properties.getBottom()); 415 // Move the content bounds towards the fixed corner of the backdrop. 416 const int x = targetBounds.left; 417 const int y = targetBounds.top; 418 contentBounds.set(x, y, x + mContentDrawBounds.getWidth(), 419 y + mContentDrawBounds.getHeight()); 420 // Remember the intersection of the target bounds and the intersection bounds against 421 // which we have to crop the content. 422 backdropBounds.set(x, y, x + backdropBounds.getWidth(), y + backdropBounds.getHeight()); 423 backdropBounds.doIntersect(targetBounds); 424 // Check if we have to draw something on the left side ... 425 if (targetBounds.left < contentBounds.left) { 426 mCanvas->save(SaveFlags::Clip); 427 if (mCanvas->clipRect(targetBounds.left, targetBounds.top, 428 contentBounds.left, targetBounds.bottom, 429 SkRegion::kIntersect_Op)) { 430 mCanvas->drawRenderNode(node.get(), outBounds); 431 } 432 // Reduce the target area by the area we have just painted. 433 targetBounds.left = std::min(contentBounds.left, targetBounds.right); 434 mCanvas->restore(); 435 } 436 // ... or on the right side ... 437 if (targetBounds.right > contentBounds.right && 438 !targetBounds.isEmpty()) { 439 mCanvas->save(SaveFlags::Clip); 440 if (mCanvas->clipRect(contentBounds.right, targetBounds.top, 441 targetBounds.right, targetBounds.bottom, 442 SkRegion::kIntersect_Op)) { 443 mCanvas->drawRenderNode(node.get(), outBounds); 444 } 445 // Reduce the target area by the area we have just painted. 446 targetBounds.right = std::max(targetBounds.left, contentBounds.right); 447 mCanvas->restore(); 448 } 449 // ... or at the top ... 450 if (targetBounds.top < contentBounds.top && 451 !targetBounds.isEmpty()) { 452 mCanvas->save(SaveFlags::Clip); 453 if (mCanvas->clipRect(targetBounds.left, targetBounds.top, targetBounds.right, 454 contentBounds.top, 455 SkRegion::kIntersect_Op)) { 456 mCanvas->drawRenderNode(node.get(), outBounds); 457 } 458 // Reduce the target area by the area we have just painted. 459 targetBounds.top = std::min(contentBounds.top, targetBounds.bottom); 460 mCanvas->restore(); 461 } 462 // ... or at the bottom. 463 if (targetBounds.bottom > contentBounds.bottom && 464 !targetBounds.isEmpty()) { 465 mCanvas->save(SaveFlags::Clip); 466 if (mCanvas->clipRect(targetBounds.left, contentBounds.bottom, targetBounds.right, 467 targetBounds.bottom, SkRegion::kIntersect_Op)) { 468 mCanvas->drawRenderNode(node.get(), outBounds); 469 } 470 mCanvas->restore(); 471 } 472 } else if (layer == 1) { // Content 473 // It gets cropped against the bounds of the backdrop to stay inside. 474 mCanvas->save(SaveFlags::MatrixClip); 475 476 // We shift and clip the content to match its final location in the window. 477 const float left = mContentDrawBounds.left; 478 const float top = mContentDrawBounds.top; 479 const float dx = backdropBounds.left - left; 480 const float dy = backdropBounds.top - top; 481 const float width = backdropBounds.getWidth(); 482 const float height = backdropBounds.getHeight(); 483 484 mCanvas->translate(dx, dy); 485 if (mCanvas->clipRect(left, top, left + width, top + height, SkRegion::kIntersect_Op)) { 486 mCanvas->drawRenderNode(node.get(), outBounds); 487 } 488 mCanvas->restore(); 489 } else { // draw the rest on top at will! 490 mCanvas->drawRenderNode(node.get(), outBounds); 491 } 492 layer++; 493 } 494 495 profiler().draw(mCanvas); 496 497 bool drew = mCanvas->finish(); 498#endif 499 500 waitOnFences(); 501 502 GL_CHECKPOINT(LOW); 503 504 // Even if we decided to cancel the frame, from the perspective of jank 505 // metrics the frame was swapped at this point 506 mCurrentFrameInfo->markSwapBuffers(); 507 508 if (drew || mEglManager.damageRequiresSwap()) { 509 if (CC_UNLIKELY(!mEglManager.swapBuffers(frame, screenDirty))) { 510 setSurface(nullptr); 511 } 512 SwapHistory& swap = mSwapHistory.next(); 513 swap.damage = screenDirty; 514 swap.swapTime = systemTime(CLOCK_MONOTONIC); 515 swap.vsyncTime = mRenderThread.timeLord().latestVsync(); 516 mHaveNewSurface = false; 517 mFrameNumber = -1; 518 } 519 520 // TODO: Use a fence for real completion? 521 mCurrentFrameInfo->markFrameCompleted(); 522 523#if LOG_FRAMETIME_MMA 524 float thisFrame = mCurrentFrameInfo->duration( 525 FrameInfoIndex::IssueDrawCommandsStart, 526 FrameInfoIndex::FrameCompleted) / NANOS_PER_MILLIS_F; 527 if (sFrameCount) { 528 sBenchMma = ((9 * sBenchMma) + thisFrame) / 10; 529 } else { 530 sBenchMma = thisFrame; 531 } 532 if (++sFrameCount == 10) { 533 sFrameCount = 1; 534 ALOGD("Average frame time: %.4f", sBenchMma); 535 } 536#endif 537 538 mJankTracker.addFrame(*mCurrentFrameInfo); 539 mRenderThread.jankTracker().addFrame(*mCurrentFrameInfo); 540 if (CC_UNLIKELY(mFrameMetricsReporter.get() != nullptr)) { 541 mFrameMetricsReporter->reportFrameMetrics(mCurrentFrameInfo->data()); 542 } 543 544 GpuMemoryTracker::onFrameCompleted(); 545} 546 547// Called by choreographer to do an RT-driven animation 548void CanvasContext::doFrame() { 549#if HWUI_NEW_OPS 550 if (CC_UNLIKELY(mEglSurface == EGL_NO_SURFACE)) return; 551#else 552 if (CC_UNLIKELY(!mCanvas || mEglSurface == EGL_NO_SURFACE)) return; 553#endif 554 prepareAndDraw(nullptr); 555} 556 557void CanvasContext::prepareAndDraw(RenderNode* node) { 558 ATRACE_CALL(); 559 560 nsecs_t vsync = mRenderThread.timeLord().computeFrameTimeNanos(); 561 int64_t frameInfo[UI_THREAD_FRAME_INFO_SIZE]; 562 UiFrameInfoBuilder(frameInfo) 563 .addFlag(FrameInfoFlags::RTAnimation) 564 .setVsync(vsync, vsync); 565 566 TreeInfo info(TreeInfo::MODE_RT_ONLY, *this); 567 prepareTree(info, frameInfo, systemTime(CLOCK_MONOTONIC), node); 568 if (info.out.canDrawThisFrame) { 569 draw(); 570 } 571} 572 573void CanvasContext::invokeFunctor(RenderThread& thread, Functor* functor) { 574 ATRACE_CALL(); 575 DrawGlInfo::Mode mode = DrawGlInfo::kModeProcessNoContext; 576 if (thread.eglManager().hasEglContext()) { 577 mode = DrawGlInfo::kModeProcess; 578 } 579 580 thread.renderState().invokeFunctor(functor, mode, nullptr); 581} 582 583void CanvasContext::markLayerInUse(RenderNode* node) { 584 if (mPrefetchedLayers.erase(node)) { 585 node->decStrong(nullptr); 586 } 587} 588 589void CanvasContext::freePrefetchedLayers(TreeObserver* observer) { 590 if (mPrefetchedLayers.size()) { 591 for (auto& node : mPrefetchedLayers) { 592 ALOGW("Incorrectly called buildLayer on View: %s, destroying layer...", 593 node->getName()); 594 node->destroyHardwareResources(observer); 595 node->decStrong(observer); 596 } 597 mPrefetchedLayers.clear(); 598 } 599} 600 601void CanvasContext::buildLayer(RenderNode* node, TreeObserver* observer) { 602 ATRACE_CALL(); 603 if (!mEglManager.hasEglContext()) return; 604#if !HWUI_NEW_OPS 605 if (!mCanvas) return; 606#endif 607 608 // buildLayer() will leave the tree in an unknown state, so we must stop drawing 609 stopDrawing(); 610 611 TreeInfo info(TreeInfo::MODE_FULL, *this); 612 info.damageAccumulator = &mDamageAccumulator; 613 info.observer = observer; 614#if HWUI_NEW_OPS 615 info.layerUpdateQueue = &mLayerUpdateQueue; 616#else 617 info.renderer = mCanvas; 618#endif 619 info.runAnimations = false; 620 node->prepareTree(info); 621 SkRect ignore; 622 mDamageAccumulator.finish(&ignore); 623 // Tickle the GENERIC property on node to mark it as dirty for damaging 624 // purposes when the frame is actually drawn 625 node->setPropertyFieldsDirty(RenderNode::GENERIC); 626 627#if HWUI_NEW_OPS 628 static const std::vector< sp<RenderNode> > emptyNodeList; 629 auto& caches = Caches::getInstance(); 630 FrameBuilder frameBuilder(mLayerUpdateQueue, mLightGeometry, caches); 631 mLayerUpdateQueue.clear(); 632 BakedOpRenderer renderer(caches, mRenderThread.renderState(), 633 mOpaque, mLightInfo); 634 LOG_ALWAYS_FATAL_IF(renderer.didDraw(), "shouldn't draw in buildlayer case"); 635 frameBuilder.replayBakedOps<BakedOpDispatcher>(renderer); 636#else 637 mCanvas->markLayersAsBuildLayers(); 638 mCanvas->flushLayerUpdates(); 639#endif 640 641 node->incStrong(nullptr); 642 mPrefetchedLayers.insert(node); 643} 644 645bool CanvasContext::copyLayerInto(DeferredLayerUpdater* layer, SkBitmap* bitmap) { 646 layer->apply(); 647 return LayerRenderer::copyLayer(mRenderThread.renderState(), layer->backingLayer(), bitmap); 648} 649 650void CanvasContext::destroyHardwareResources(TreeObserver* observer) { 651 stopDrawing(); 652 if (mEglManager.hasEglContext()) { 653 freePrefetchedLayers(observer); 654 for (const sp<RenderNode>& node : mRenderNodes) { 655 node->destroyHardwareResources(observer); 656 } 657 Caches& caches = Caches::getInstance(); 658 // Make sure to release all the textures we were owning as there won't 659 // be another draw 660 caches.textureCache.resetMarkInUse(this); 661 mRenderThread.renderState().flush(Caches::FlushMode::Layers); 662 } 663} 664 665void CanvasContext::trimMemory(RenderThread& thread, int level) { 666 // No context means nothing to free 667 if (!thread.eglManager().hasEglContext()) return; 668 669 ATRACE_CALL(); 670 if (level >= TRIM_MEMORY_COMPLETE) { 671 thread.renderState().flush(Caches::FlushMode::Full); 672 thread.eglManager().destroy(); 673 } else if (level >= TRIM_MEMORY_UI_HIDDEN) { 674 thread.renderState().flush(Caches::FlushMode::Moderate); 675 } 676} 677 678void CanvasContext::runWithGlContext(RenderTask* task) { 679 LOG_ALWAYS_FATAL_IF(!mEglManager.hasEglContext(), 680 "GL context not initialized!"); 681 task->run(); 682} 683 684Layer* CanvasContext::createTextureLayer() { 685 mEglManager.initialize(); 686 return LayerRenderer::createTextureLayer(mRenderThread.renderState()); 687} 688 689void CanvasContext::setTextureAtlas(RenderThread& thread, 690 const sp<GraphicBuffer>& buffer, int64_t* map, size_t mapSize) { 691 thread.eglManager().setTextureAtlas(buffer, map, mapSize); 692} 693 694void CanvasContext::dumpFrames(int fd) { 695 FILE* file = fdopen(fd, "a"); 696 fprintf(file, "\n\n---PROFILEDATA---\n"); 697 for (size_t i = 0; i < static_cast<size_t>(FrameInfoIndex::NumIndexes); i++) { 698 fprintf(file, "%s", FrameInfoNames[i].c_str()); 699 fprintf(file, ","); 700 } 701 for (size_t i = 0; i < mFrames.size(); i++) { 702 FrameInfo& frame = mFrames[i]; 703 if (frame[FrameInfoIndex::SyncStart] == 0) { 704 continue; 705 } 706 fprintf(file, "\n"); 707 for (int i = 0; i < static_cast<int>(FrameInfoIndex::NumIndexes); i++) { 708 fprintf(file, "%" PRId64 ",", frame[i]); 709 } 710 } 711 fprintf(file, "\n---PROFILEDATA---\n\n"); 712 fflush(file); 713} 714 715void CanvasContext::resetFrameStats() { 716 mFrames.clear(); 717 mRenderThread.jankTracker().reset(); 718} 719 720void CanvasContext::serializeDisplayListTree() { 721#if ENABLE_RENDERNODE_SERIALIZATION 722 using namespace google::protobuf::io; 723 char package[128]; 724 // Check whether tracing is enabled for this process. 725 FILE * file = fopen("/proc/self/cmdline", "r"); 726 if (file) { 727 if (!fgets(package, 128, file)) { 728 ALOGE("Error reading cmdline: %s (%d)", strerror(errno), errno); 729 fclose(file); 730 return; 731 } 732 fclose(file); 733 } else { 734 ALOGE("Error opening /proc/self/cmdline: %s (%d)", strerror(errno), 735 errno); 736 return; 737 } 738 char path[1024]; 739 snprintf(path, 1024, "/data/data/%s/cache/rendertree_dump", package); 740 int fd = open(path, O_CREAT | O_WRONLY, S_IRWXU | S_IRGRP | S_IROTH); 741 if (fd == -1) { 742 ALOGD("Failed to open '%s'", path); 743 return; 744 } 745 proto::RenderNode tree; 746 // TODO: Streaming writes? 747 mRootRenderNode->copyTo(&tree); 748 std::string data = tree.SerializeAsString(); 749 write(fd, data.c_str(), data.length()); 750 close(fd); 751#endif 752} 753 754void CanvasContext::waitOnFences() { 755 if (mFrameFences.size()) { 756 ATRACE_CALL(); 757 for (auto& fence : mFrameFences) { 758 fence->getResult(); 759 } 760 mFrameFences.clear(); 761 } 762} 763 764class CanvasContext::FuncTaskProcessor : public TaskProcessor<bool> { 765public: 766 explicit FuncTaskProcessor(Caches& caches) 767 : TaskProcessor<bool>(&caches.tasks) {} 768 769 virtual void onProcess(const sp<Task<bool> >& task) override { 770 FuncTask* t = static_cast<FuncTask*>(task.get()); 771 t->func(); 772 task->setResult(true); 773 } 774}; 775 776void CanvasContext::enqueueFrameWork(std::function<void()>&& func) { 777 if (!mFrameWorkProcessor.get()) { 778 mFrameWorkProcessor = new FuncTaskProcessor(Caches::getInstance()); 779 } 780 sp<FuncTask> task(new FuncTask()); 781 task->func = func; 782 mFrameWorkProcessor->add(task); 783} 784 785int64_t CanvasContext::getFrameNumber() { 786 // mFrameNumber is reset to -1 when the surface changes or we swap buffers 787 if (mFrameNumber == -1 && mNativeSurface.get()) { 788 mFrameNumber = static_cast<int64_t>(mNativeSurface->getNextFrameNumber()); 789 } 790 return mFrameNumber; 791} 792 793} /* namespace renderthread */ 794} /* namespace uirenderer */ 795} /* namespace android */ 796