CanvasContext.cpp revision f158b49c888f722194afe5a80539a2b020c130bc
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 "CanvasContext.h" 18 19#include "AnimationContext.h" 20#include "Caches.h" 21#include "DeferredLayerUpdater.h" 22#include "EglManager.h" 23#include "LayerUpdateQueue.h" 24#include "LayerRenderer.h" 25#include "OpenGLRenderer.h" 26#include "Properties.h" 27#include "RenderThread.h" 28#include "renderstate/RenderState.h" 29#include "renderstate/Stencil.h" 30#include "protos/hwui.pb.h" 31#include "utils/TimeUtils.h" 32 33#if HWUI_NEW_OPS 34#include "FrameBuilder.h" 35#endif 36 37#include <cutils/properties.h> 38#include <google/protobuf/io/zero_copy_stream_impl.h> 39#include <private/hwui/DrawGlInfo.h> 40#include <strings.h> 41 42#include <algorithm> 43#include <fcntl.h> 44#include <sys/stat.h> 45 46#include <cstdlib> 47 48#define TRIM_MEMORY_COMPLETE 80 49#define TRIM_MEMORY_UI_HIDDEN 20 50 51#define ENABLE_RENDERNODE_SERIALIZATION false 52 53#define LOG_FRAMETIME_MMA 0 54 55#if LOG_FRAMETIME_MMA 56static float sBenchMma = 0; 57static int sFrameCount = 0; 58static const float NANOS_PER_MILLIS_F = 1000000.0f; 59#endif 60 61namespace android { 62namespace uirenderer { 63namespace renderthread { 64 65CanvasContext::CanvasContext(RenderThread& thread, bool translucent, 66 RenderNode* rootRenderNode, IContextFactory* contextFactory) 67 : mRenderThread(thread) 68 , mEglManager(thread.eglManager()) 69 , mOpaque(!translucent) 70 , mAnimationContext(contextFactory->createAnimationContext(mRenderThread.timeLord())) 71 , mJankTracker(thread.timeLord().frameIntervalNanos()) 72 , mProfiler(mFrames) 73 , mContentDrawBounds(0, 0, 0, 0) { 74 mRenderNodes.emplace_back(rootRenderNode); 75 mRenderThread.renderState().registerCanvasContext(this); 76 mProfiler.setDensity(mRenderThread.mainDisplayInfo().density); 77} 78 79CanvasContext::~CanvasContext() { 80 destroy(); 81 mRenderThread.renderState().unregisterCanvasContext(this); 82} 83 84void CanvasContext::destroy() { 85 stopDrawing(); 86 setSurface(nullptr); 87 freePrefetechedLayers(); 88 destroyHardwareResources(); 89 mAnimationContext->destroy(); 90 if (mCanvas) { 91 delete mCanvas; 92 mCanvas = nullptr; 93 } 94} 95 96void CanvasContext::setSurface(ANativeWindow* window) { 97 ATRACE_CALL(); 98 99 mNativeWindow = window; 100 101 if (mEglSurface != EGL_NO_SURFACE) { 102 mEglManager.destroySurface(mEglSurface); 103 mEglSurface = EGL_NO_SURFACE; 104 } 105 106 if (window) { 107 mEglSurface = mEglManager.createSurface(window); 108 } 109 110 if (mEglSurface != EGL_NO_SURFACE) { 111 const bool preserveBuffer = (mSwapBehavior != kSwap_discardBuffer); 112 mBufferPreserved = mEglManager.setPreserveBuffer(mEglSurface, preserveBuffer); 113 mHaveNewSurface = true; 114 mSwapHistory.clear(); 115 makeCurrent(); 116 } else { 117 mRenderThread.removeFrameCallback(this); 118 } 119} 120 121void CanvasContext::requireSurface() { 122 LOG_ALWAYS_FATAL_IF(mEglSurface == EGL_NO_SURFACE, 123 "requireSurface() called but no surface set!"); 124 makeCurrent(); 125} 126 127void CanvasContext::setSwapBehavior(SwapBehavior swapBehavior) { 128 mSwapBehavior = swapBehavior; 129} 130 131void CanvasContext::initialize(ANativeWindow* window) { 132 setSurface(window); 133#if !HWUI_NEW_OPS 134 if (mCanvas) return; 135 mCanvas = new OpenGLRenderer(mRenderThread.renderState()); 136 mCanvas->initProperties(); 137#endif 138} 139 140void CanvasContext::updateSurface(ANativeWindow* window) { 141 setSurface(window); 142} 143 144bool CanvasContext::pauseSurface(ANativeWindow* window) { 145 return mRenderThread.removeFrameCallback(this); 146} 147 148// TODO: don't pass viewport size, it's automatic via EGL 149void CanvasContext::setup(int width, int height, float lightRadius, 150 uint8_t ambientShadowAlpha, uint8_t spotShadowAlpha) { 151#if HWUI_NEW_OPS 152 mLightInfo.lightRadius = lightRadius; 153 mLightInfo.ambientShadowAlpha = ambientShadowAlpha; 154 mLightInfo.spotShadowAlpha = spotShadowAlpha; 155#else 156 if (!mCanvas) return; 157 mCanvas->initLight(lightRadius, ambientShadowAlpha, spotShadowAlpha); 158#endif 159} 160 161void CanvasContext::setLightCenter(const Vector3& lightCenter) { 162#if HWUI_NEW_OPS 163 mLightCenter = lightCenter; 164#else 165 if (!mCanvas) return; 166 mCanvas->setLightCenter(lightCenter); 167#endif 168} 169 170void CanvasContext::setOpaque(bool opaque) { 171 mOpaque = opaque; 172} 173 174void CanvasContext::makeCurrent() { 175 // TODO: Figure out why this workaround is needed, see b/13913604 176 // In the meantime this matches the behavior of GLRenderer, so it is not a regression 177 EGLint error = 0; 178 mHaveNewSurface |= mEglManager.makeCurrent(mEglSurface, &error); 179 if (error) { 180 setSurface(nullptr); 181 } 182} 183 184static bool wasSkipped(FrameInfo* info) { 185 return info && ((*info)[FrameInfoIndex::Flags] & FrameInfoFlags::SkippedFrame); 186} 187 188void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo, 189 int64_t syncQueued, RenderNode* target) { 190 mRenderThread.removeFrameCallback(this); 191 192 // If the previous frame was dropped we don't need to hold onto it, so 193 // just keep using the previous frame's structure instead 194 if (!wasSkipped(mCurrentFrameInfo)) { 195 mCurrentFrameInfo = &mFrames.next(); 196 } 197 mCurrentFrameInfo->importUiThreadInfo(uiFrameInfo); 198 mCurrentFrameInfo->set(FrameInfoIndex::SyncQueued) = syncQueued; 199 mCurrentFrameInfo->markSyncStart(); 200 201 info.damageAccumulator = &mDamageAccumulator; 202#if HWUI_NEW_OPS 203 info.layerUpdateQueue = &mLayerUpdateQueue; 204#else 205 info.renderer = mCanvas; 206#endif 207 208 mAnimationContext->startFrame(info.mode); 209 for (const sp<RenderNode>& node : mRenderNodes) { 210 // Only the primary target node will be drawn full - all other nodes would get drawn in 211 // real time mode. In case of a window, the primary node is the window content and the other 212 // node(s) are non client / filler nodes. 213 info.mode = (node.get() == target ? TreeInfo::MODE_FULL : TreeInfo::MODE_RT_ONLY); 214 node->prepareTree(info); 215 } 216 mAnimationContext->runRemainingAnimations(info); 217 218 freePrefetechedLayers(); 219 220 if (CC_UNLIKELY(!mNativeWindow.get())) { 221 mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame); 222 info.out.canDrawThisFrame = false; 223 return; 224 } 225 226 if (CC_LIKELY(mSwapHistory.size())) { 227 nsecs_t latestVsync = mRenderThread.timeLord().latestVsync(); 228 const SwapHistory& lastSwap = mSwapHistory.back(); 229 nsecs_t vsyncDelta = std::abs(lastSwap.vsyncTime - latestVsync); 230 // The slight fudge-factor is to deal with cases where 231 // the vsync was estimated due to being slow handling the signal. 232 // See the logic in TimeLord#computeFrameTimeNanos or in 233 // Choreographer.java for details on when this happens 234 if (vsyncDelta < 2_ms) { 235 // Already drew for this vsync pulse, UI draw request missed 236 // the deadline for RT animations 237 info.out.canDrawThisFrame = false; 238 } else if (lastSwap.swapTime < latestVsync) { 239 info.out.canDrawThisFrame = true; 240 } else { 241 // We're maybe behind? Find out for sure 242 int runningBehind = 0; 243 mNativeWindow->query(mNativeWindow.get(), 244 NATIVE_WINDOW_CONSUMER_RUNNING_BEHIND, &runningBehind); 245 info.out.canDrawThisFrame = !runningBehind; 246 } 247 } else { 248 info.out.canDrawThisFrame = true; 249 } 250 251 if (!info.out.canDrawThisFrame) { 252 mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame); 253 } 254 255 if (info.out.hasAnimations || !info.out.canDrawThisFrame) { 256 if (!info.out.requiresUiRedraw) { 257 // If animationsNeedsRedraw is set don't bother posting for an RT anim 258 // as we will just end up fighting the UI thread. 259 mRenderThread.postFrameCallback(this); 260 } 261 } 262} 263 264void CanvasContext::stopDrawing() { 265 mRenderThread.removeFrameCallback(this); 266} 267 268void CanvasContext::notifyFramePending() { 269 ATRACE_CALL(); 270 mRenderThread.pushBackFrameCallback(this); 271} 272 273void CanvasContext::draw() { 274#if !HWUI_NEW_OPS 275 LOG_ALWAYS_FATAL_IF(!mCanvas || mEglSurface == EGL_NO_SURFACE, 276 "drawRenderNode called on a context with no canvas or surface!"); 277#endif 278 279 SkRect dirty; 280 mDamageAccumulator.finish(&dirty); 281 282 // TODO: Re-enable after figuring out cause of b/22592975 283// if (dirty.isEmpty() && Properties::skipEmptyFrames) { 284// mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame); 285// return; 286// } 287 288 mCurrentFrameInfo->markIssueDrawCommandsStart(); 289 290 Frame frame = mEglManager.beginFrame(mEglSurface); 291 292 if (frame.width() != mLastFrameWidth || frame.height() != mLastFrameHeight) { 293 // can't rely on prior content of window if viewport size changes 294 dirty.setEmpty(); 295 mLastFrameWidth = frame.width(); 296 mLastFrameHeight = frame.height(); 297 } else if (mHaveNewSurface || frame.bufferAge() == 0) { 298 // New surface needs a full draw 299 dirty.setEmpty(); 300 } else { 301 if (!dirty.isEmpty() && !dirty.intersect(0, 0, frame.width(), frame.height())) { 302 ALOGW("Dirty " RECT_STRING " doesn't intersect with 0 0 %d %d ?", 303 SK_RECT_ARGS(dirty), frame.width(), frame.height()); 304 dirty.setEmpty(); 305 } 306 profiler().unionDirty(&dirty); 307 } 308 309 if (dirty.isEmpty()) { 310 dirty.set(0, 0, frame.width(), frame.height()); 311 } 312 313 // At this point dirty is the area of the screen to update. However, 314 // the area of the frame we need to repaint is potentially different, so 315 // stash the screen area for later 316 SkRect screenDirty(dirty); 317 318 // If the buffer age is 0 we do a full-screen repaint (handled above) 319 // If the buffer age is 1 the buffer contents are the same as they were 320 // last frame so there's nothing to union() against 321 // Therefore we only care about the > 1 case. 322 if (frame.bufferAge() > 1) { 323 if (frame.bufferAge() > (int) mSwapHistory.size()) { 324 // We don't have enough history to handle this old of a buffer 325 // Just do a full-draw 326 dirty.set(0, 0, frame.width(), frame.height()); 327 } else { 328 // At this point we haven't yet added the latest frame 329 // to the damage history (happens below) 330 // So we need to damage 331 for (int i = mSwapHistory.size() - 1; 332 i > ((int) mSwapHistory.size()) - frame.bufferAge(); i--) { 333 dirty.join(mSwapHistory[i].damage); 334 } 335 } 336 } 337 338 mEglManager.damageFrame(frame, dirty); 339 340#if HWUI_NEW_OPS 341 FrameBuilder frameBuilder(mLayerUpdateQueue, dirty, frame.width(), frame.height(), 342 mRenderNodes, mLightCenter); 343 mLayerUpdateQueue.clear(); 344 BakedOpRenderer renderer(Caches::getInstance(), mRenderThread.renderState(), 345 mOpaque, mLightInfo); 346 // TODO: profiler().draw(mCanvas); 347 frameBuilder.replayBakedOps<BakedOpDispatcher>(renderer); 348 bool drew = renderer.didDraw(); 349 350#else 351 mCanvas->prepareDirty(frame.width(), frame.height(), 352 dirty.fLeft, dirty.fTop, dirty.fRight, dirty.fBottom, mOpaque); 353 354 Rect outBounds; 355 // It there are multiple render nodes, they are laid out as follows: 356 // #0 - backdrop (content + caption) 357 // #1 - content (positioned at (0,0) and clipped to - its bounds mContentDrawBounds) 358 // #2 - additional overlay nodes 359 // Usually the backdrop cannot be seen since it will be entirely covered by the content. While 360 // resizing however it might become partially visible. The following render loop will crop the 361 // backdrop against the content and draw the remaining part of it. It will then draw the content 362 // cropped to the backdrop (since that indicates a shrinking of the window). 363 // 364 // Additional nodes will be drawn on top with no particular clipping semantics. 365 366 // The bounds of the backdrop against which the content should be clipped. 367 Rect backdropBounds = mContentDrawBounds; 368 // Usually the contents bounds should be mContentDrawBounds - however - we will 369 // move it towards the fixed edge to give it a more stable appearance (for the moment). 370 Rect contentBounds; 371 // If there is no content bounds we ignore the layering as stated above and start with 2. 372 int layer = (mContentDrawBounds.isEmpty() || mRenderNodes.size() == 1) ? 2 : 0; 373 // Draw all render nodes. Note that 374 for (const sp<RenderNode>& node : mRenderNodes) { 375 if (layer == 0) { // Backdrop. 376 // Draw the backdrop clipped to the inverse content bounds, but assume that the content 377 // was moved to the upper left corner. 378 const RenderProperties& properties = node->properties(); 379 Rect targetBounds(properties.getLeft(), properties.getTop(), 380 properties.getRight(), properties.getBottom()); 381 // Move the content bounds towards the fixed corner of the backdrop. 382 const int x = targetBounds.left; 383 const int y = targetBounds.top; 384 contentBounds.set(x, y, x + mContentDrawBounds.getWidth(), 385 y + mContentDrawBounds.getHeight()); 386 // Remember the intersection of the target bounds and the intersection bounds against 387 // which we have to crop the content. 388 backdropBounds.set(x, y, x + backdropBounds.getWidth(), y + backdropBounds.getHeight()); 389 backdropBounds.doIntersect(targetBounds); 390 // Check if we have to draw something on the left side ... 391 if (targetBounds.left < contentBounds.left) { 392 mCanvas->save(SkCanvas::kClip_SaveFlag); 393 if (mCanvas->clipRect(targetBounds.left, targetBounds.top, 394 contentBounds.left, targetBounds.bottom, 395 SkRegion::kIntersect_Op)) { 396 mCanvas->drawRenderNode(node.get(), outBounds); 397 } 398 // Reduce the target area by the area we have just painted. 399 targetBounds.left = std::min(contentBounds.left, targetBounds.right); 400 mCanvas->restore(); 401 } 402 // ... or on the right side ... 403 if (targetBounds.right > contentBounds.right && 404 !targetBounds.isEmpty()) { 405 mCanvas->save(SkCanvas::kClip_SaveFlag); 406 if (mCanvas->clipRect(contentBounds.right, targetBounds.top, 407 targetBounds.right, targetBounds.bottom, 408 SkRegion::kIntersect_Op)) { 409 mCanvas->drawRenderNode(node.get(), outBounds); 410 } 411 // Reduce the target area by the area we have just painted. 412 targetBounds.right = std::max(targetBounds.left, contentBounds.right); 413 mCanvas->restore(); 414 } 415 // ... or at the top ... 416 if (targetBounds.top < contentBounds.top && 417 !targetBounds.isEmpty()) { 418 mCanvas->save(SkCanvas::kClip_SaveFlag); 419 if (mCanvas->clipRect(targetBounds.left, targetBounds.top, targetBounds.right, 420 contentBounds.top, 421 SkRegion::kIntersect_Op)) { 422 mCanvas->drawRenderNode(node.get(), outBounds); 423 } 424 // Reduce the target area by the area we have just painted. 425 targetBounds.top = std::min(contentBounds.top, targetBounds.bottom); 426 mCanvas->restore(); 427 } 428 // ... or at the bottom. 429 if (targetBounds.bottom > contentBounds.bottom && 430 !targetBounds.isEmpty()) { 431 mCanvas->save(SkCanvas::kClip_SaveFlag); 432 if (mCanvas->clipRect(targetBounds.left, contentBounds.bottom, targetBounds.right, 433 targetBounds.bottom, SkRegion::kIntersect_Op)) { 434 mCanvas->drawRenderNode(node.get(), outBounds); 435 } 436 mCanvas->restore(); 437 } 438 } else if (layer == 1) { // Content 439 // It gets cropped against the bounds of the backdrop to stay inside. 440 mCanvas->save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 441 442 // We shift and clip the content to match its final location in the window. 443 const float left = mContentDrawBounds.left; 444 const float top = mContentDrawBounds.top; 445 const float dx = backdropBounds.left - left; 446 const float dy = backdropBounds.top - top; 447 const float width = backdropBounds.getWidth(); 448 const float height = backdropBounds.getHeight(); 449 450 mCanvas->translate(dx, dy); 451 if (mCanvas->clipRect(left, top, left + width, top + height, SkRegion::kIntersect_Op)) { 452 mCanvas->drawRenderNode(node.get(), outBounds); 453 } 454 mCanvas->restore(); 455 } else { // draw the rest on top at will! 456 mCanvas->drawRenderNode(node.get(), outBounds); 457 } 458 layer++; 459 } 460 461 profiler().draw(mCanvas); 462 463 bool drew = mCanvas->finish(); 464#endif 465 // Even if we decided to cancel the frame, from the perspective of jank 466 // metrics the frame was swapped at this point 467 mCurrentFrameInfo->markSwapBuffers(); 468 469 if (drew) { 470 if (CC_UNLIKELY(!mEglManager.swapBuffers(frame, screenDirty))) { 471 setSurface(nullptr); 472 } 473 SwapHistory& swap = mSwapHistory.next(); 474 swap.damage = screenDirty; 475 swap.swapTime = systemTime(CLOCK_MONOTONIC); 476 swap.vsyncTime = mRenderThread.timeLord().latestVsync(); 477 mHaveNewSurface = false; 478 } 479 480 // TODO: Use a fence for real completion? 481 mCurrentFrameInfo->markFrameCompleted(); 482 483#if LOG_FRAMETIME_MMA 484 float thisFrame = mCurrentFrameInfo->duration( 485 FrameInfoIndex::IssueDrawCommandsStart, 486 FrameInfoIndex::FrameCompleted) / NANOS_PER_MILLIS_F; 487 if (sFrameCount) { 488 sBenchMma = ((9 * sBenchMma) + thisFrame) / 10; 489 } else { 490 sBenchMma = thisFrame; 491 } 492 if (++sFrameCount == 10) { 493 sFrameCount = 1; 494 ALOGD("Average frame time: %.4f", sBenchMma); 495 } 496#endif 497 498 mJankTracker.addFrame(*mCurrentFrameInfo); 499 mRenderThread.jankTracker().addFrame(*mCurrentFrameInfo); 500} 501 502// Called by choreographer to do an RT-driven animation 503void CanvasContext::doFrame() { 504#if HWUI_NEW_OPS 505 if (CC_UNLIKELY(mEglSurface == EGL_NO_SURFACE)) return; 506#else 507 if (CC_UNLIKELY(!mCanvas || mEglSurface == EGL_NO_SURFACE)) return; 508#endif 509 prepareAndDraw(nullptr); 510} 511 512void CanvasContext::prepareAndDraw(RenderNode* node) { 513 ATRACE_CALL(); 514 515 int64_t frameInfo[UI_THREAD_FRAME_INFO_SIZE]; 516 UiFrameInfoBuilder(frameInfo) 517 .addFlag(FrameInfoFlags::RTAnimation) 518 .setVsync(mRenderThread.timeLord().computeFrameTimeNanos(), 519 mRenderThread.timeLord().latestVsync()); 520 521 TreeInfo info(TreeInfo::MODE_RT_ONLY, *this); 522 prepareTree(info, frameInfo, systemTime(CLOCK_MONOTONIC), node); 523 if (info.out.canDrawThisFrame) { 524 draw(); 525 } 526} 527 528void CanvasContext::invokeFunctor(RenderThread& thread, Functor* functor) { 529 ATRACE_CALL(); 530 DrawGlInfo::Mode mode = DrawGlInfo::kModeProcessNoContext; 531 if (thread.eglManager().hasEglContext()) { 532 mode = DrawGlInfo::kModeProcess; 533 } 534 535 thread.renderState().invokeFunctor(functor, mode, nullptr); 536} 537 538void CanvasContext::markLayerInUse(RenderNode* node) { 539 if (mPrefetechedLayers.erase(node)) { 540 node->decStrong(nullptr); 541 } 542} 543 544static void destroyPrefetechedNode(RenderNode* node) { 545 ALOGW("Incorrectly called buildLayer on View: %s, destroying layer...", node->getName()); 546 node->destroyHardwareResources(); 547 node->decStrong(nullptr); 548} 549 550void CanvasContext::freePrefetechedLayers() { 551 if (mPrefetechedLayers.size()) { 552 std::for_each(mPrefetechedLayers.begin(), mPrefetechedLayers.end(), destroyPrefetechedNode); 553 mPrefetechedLayers.clear(); 554 } 555} 556 557void CanvasContext::buildLayer(RenderNode* node) { 558 ATRACE_CALL(); 559 if (!mEglManager.hasEglContext() || !mCanvas) { 560 return; 561 } 562 // buildLayer() will leave the tree in an unknown state, so we must stop drawing 563 stopDrawing(); 564 565 TreeInfo info(TreeInfo::MODE_FULL, *this); 566 info.damageAccumulator = &mDamageAccumulator; 567#if HWUI_NEW_OPS 568 info.layerUpdateQueue = &mLayerUpdateQueue; 569#else 570 info.renderer = mCanvas; 571#endif 572 info.runAnimations = false; 573 node->prepareTree(info); 574 SkRect ignore; 575 mDamageAccumulator.finish(&ignore); 576 // Tickle the GENERIC property on node to mark it as dirty for damaging 577 // purposes when the frame is actually drawn 578 node->setPropertyFieldsDirty(RenderNode::GENERIC); 579 580#if HWUI_NEW_OPS 581 LOG_ALWAYS_FATAL("unsupported"); 582#else 583 mCanvas->markLayersAsBuildLayers(); 584 mCanvas->flushLayerUpdates(); 585#endif 586 587 node->incStrong(nullptr); 588 mPrefetechedLayers.insert(node); 589} 590 591bool CanvasContext::copyLayerInto(DeferredLayerUpdater* layer, SkBitmap* bitmap) { 592 layer->apply(); 593 return LayerRenderer::copyLayer(mRenderThread.renderState(), layer->backingLayer(), bitmap); 594} 595 596void CanvasContext::destroyHardwareResources() { 597 stopDrawing(); 598 if (mEglManager.hasEglContext()) { 599 freePrefetechedLayers(); 600 for (const sp<RenderNode>& node : mRenderNodes) { 601 node->destroyHardwareResources(); 602 } 603 Caches& caches = Caches::getInstance(); 604 // Make sure to release all the textures we were owning as there won't 605 // be another draw 606 caches.textureCache.resetMarkInUse(this); 607 mRenderThread.renderState().flush(Caches::FlushMode::Layers); 608 } 609} 610 611void CanvasContext::trimMemory(RenderThread& thread, int level) { 612 // No context means nothing to free 613 if (!thread.eglManager().hasEglContext()) return; 614 615 ATRACE_CALL(); 616 if (level >= TRIM_MEMORY_COMPLETE) { 617 thread.renderState().flush(Caches::FlushMode::Full); 618 thread.eglManager().destroy(); 619 } else if (level >= TRIM_MEMORY_UI_HIDDEN) { 620 thread.renderState().flush(Caches::FlushMode::Moderate); 621 } 622} 623 624void CanvasContext::runWithGlContext(RenderTask* task) { 625 LOG_ALWAYS_FATAL_IF(!mEglManager.hasEglContext(), 626 "GL context not initialized!"); 627 task->run(); 628} 629 630Layer* CanvasContext::createTextureLayer() { 631 requireSurface(); 632 return LayerRenderer::createTextureLayer(mRenderThread.renderState()); 633} 634 635void CanvasContext::setTextureAtlas(RenderThread& thread, 636 const sp<GraphicBuffer>& buffer, int64_t* map, size_t mapSize) { 637 thread.eglManager().setTextureAtlas(buffer, map, mapSize); 638} 639 640void CanvasContext::dumpFrames(int fd) { 641 FILE* file = fdopen(fd, "a"); 642 fprintf(file, "\n\n---PROFILEDATA---\n"); 643 for (size_t i = 0; i < static_cast<size_t>(FrameInfoIndex::NumIndexes); i++) { 644 fprintf(file, "%s", FrameInfoNames[i].c_str()); 645 fprintf(file, ","); 646 } 647 for (size_t i = 0; i < mFrames.size(); i++) { 648 FrameInfo& frame = mFrames[i]; 649 if (frame[FrameInfoIndex::SyncStart] == 0) { 650 continue; 651 } 652 fprintf(file, "\n"); 653 for (int i = 0; i < static_cast<int>(FrameInfoIndex::NumIndexes); i++) { 654 fprintf(file, "%" PRId64 ",", frame[i]); 655 } 656 } 657 fprintf(file, "\n---PROFILEDATA---\n\n"); 658 fflush(file); 659} 660 661void CanvasContext::resetFrameStats() { 662 mFrames.clear(); 663 mRenderThread.jankTracker().reset(); 664} 665 666void CanvasContext::serializeDisplayListTree() { 667#if ENABLE_RENDERNODE_SERIALIZATION 668 using namespace google::protobuf::io; 669 char package[128]; 670 // Check whether tracing is enabled for this process. 671 FILE * file = fopen("/proc/self/cmdline", "r"); 672 if (file) { 673 if (!fgets(package, 128, file)) { 674 ALOGE("Error reading cmdline: %s (%d)", strerror(errno), errno); 675 fclose(file); 676 return; 677 } 678 fclose(file); 679 } else { 680 ALOGE("Error opening /proc/self/cmdline: %s (%d)", strerror(errno), 681 errno); 682 return; 683 } 684 char path[1024]; 685 snprintf(path, 1024, "/data/data/%s/cache/rendertree_dump", package); 686 int fd = open(path, O_CREAT | O_WRONLY, S_IRWXU | S_IRGRP | S_IROTH); 687 if (fd == -1) { 688 ALOGD("Failed to open '%s'", path); 689 return; 690 } 691 proto::RenderNode tree; 692 // TODO: Streaming writes? 693 mRootRenderNode->copyTo(&tree); 694 std::string data = tree.SerializeAsString(); 695 write(fd, data.c_str(), data.length()); 696 close(fd); 697#endif 698} 699 700} /* namespace renderthread */ 701} /* namespace uirenderer */ 702} /* namespace android */ 703