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-rw-r--r--libs/hwui/renderthread/CanvasContext.cpp363
1 files changed, 320 insertions, 43 deletions
diff --git a/libs/hwui/renderthread/CanvasContext.cpp b/libs/hwui/renderthread/CanvasContext.cpp
index 6dfb6e811e60..89cadea775f3 100644
--- a/libs/hwui/renderthread/CanvasContext.cpp
+++ b/libs/hwui/renderthread/CanvasContext.cpp
@@ -20,21 +20,44 @@
#include "Caches.h"
#include "DeferredLayerUpdater.h"
#include "EglManager.h"
+#include "LayerUpdateQueue.h"
#include "LayerRenderer.h"
#include "OpenGLRenderer.h"
#include "Properties.h"
#include "RenderThread.h"
#include "renderstate/RenderState.h"
#include "renderstate/Stencil.h"
+#include "protos/hwui.pb.h"
+#include "utils/TimeUtils.h"
+
+#if HWUI_NEW_OPS
+#include "OpReorderer.h"
+#endif
-#include <algorithm>
-#include <strings.h>
#include <cutils/properties.h>
+#include <google/protobuf/io/zero_copy_stream_impl.h>
#include <private/hwui/DrawGlInfo.h>
+#include <strings.h>
+
+#include <algorithm>
+#include <fcntl.h>
+#include <sys/stat.h>
+
+#include <cstdlib>
#define TRIM_MEMORY_COMPLETE 80
#define TRIM_MEMORY_UI_HIDDEN 20
+#define ENABLE_RENDERNODE_SERIALIZATION false
+
+#define LOG_FRAMETIME_MMA 0
+
+#if LOG_FRAMETIME_MMA
+static float sBenchMma = 0;
+static int sFrameCount = 0;
+static const float NANOS_PER_MILLIS_F = 1000000.0f;
+#endif
+
namespace android {
namespace uirenderer {
namespace renderthread {
@@ -45,9 +68,10 @@ CanvasContext::CanvasContext(RenderThread& thread, bool translucent,
, mEglManager(thread.eglManager())
, mOpaque(!translucent)
, mAnimationContext(contextFactory->createAnimationContext(mRenderThread.timeLord()))
- , mRootRenderNode(rootRenderNode)
, mJankTracker(thread.timeLord().frameIntervalNanos())
- , mProfiler(mFrames) {
+ , mProfiler(mFrames)
+ , mContentDrawBounds(0, 0, 0, 0) {
+ mRenderNodes.emplace_back(rootRenderNode);
mRenderThread.renderState().registerCanvasContext(this);
mProfiler.setDensity(mRenderThread.mainDisplayInfo().density);
}
@@ -87,19 +111,13 @@ void CanvasContext::setSurface(ANativeWindow* window) {
const bool preserveBuffer = (mSwapBehavior != kSwap_discardBuffer);
mBufferPreserved = mEglManager.setPreserveBuffer(mEglSurface, preserveBuffer);
mHaveNewSurface = true;
+ mSwapHistory.clear();
makeCurrent();
} else {
mRenderThread.removeFrameCallback(this);
}
}
-void CanvasContext::swapBuffers(const SkRect& dirty, EGLint width, EGLint height) {
- if (CC_UNLIKELY(!mEglManager.swapBuffers(mEglSurface, dirty, width, height))) {
- setSurface(nullptr);
- }
- mHaveNewSurface = false;
-}
-
void CanvasContext::requireSurface() {
LOG_ALWAYS_FATAL_IF(mEglSurface == EGL_NO_SURFACE,
"requireSurface() called but no surface set!");
@@ -112,9 +130,11 @@ void CanvasContext::setSwapBehavior(SwapBehavior swapBehavior) {
bool CanvasContext::initialize(ANativeWindow* window) {
setSurface(window);
+#if !HWUI_NEW_OPS
if (mCanvas) return false;
mCanvas = new OpenGLRenderer(mRenderThread.renderState());
mCanvas->initProperties();
+#endif
return true;
}
@@ -129,13 +149,23 @@ bool CanvasContext::pauseSurface(ANativeWindow* window) {
// TODO: don't pass viewport size, it's automatic via EGL
void CanvasContext::setup(int width, int height, float lightRadius,
uint8_t ambientShadowAlpha, uint8_t spotShadowAlpha) {
+#if HWUI_NEW_OPS
+ mLightInfo.lightRadius = lightRadius;
+ mLightInfo.ambientShadowAlpha = ambientShadowAlpha;
+ mLightInfo.spotShadowAlpha = spotShadowAlpha;
+#else
if (!mCanvas) return;
mCanvas->initLight(lightRadius, ambientShadowAlpha, spotShadowAlpha);
+#endif
}
void CanvasContext::setLightCenter(const Vector3& lightCenter) {
+#if HWUI_NEW_OPS
+ mLightCenter = lightCenter;
+#else
if (!mCanvas) return;
mCanvas->setLightCenter(lightCenter);
+#endif
}
void CanvasContext::setOpaque(bool opaque) {
@@ -153,18 +183,21 @@ void CanvasContext::makeCurrent() {
}
void CanvasContext::processLayerUpdate(DeferredLayerUpdater* layerUpdater) {
+#if !HWUI_NEW_OPS
bool success = layerUpdater->apply();
LOG_ALWAYS_FATAL_IF(!success, "Failed to update layer!");
if (layerUpdater->backingLayer()->deferredUpdateScheduled) {
mCanvas->pushLayerUpdate(layerUpdater->backingLayer());
}
+#endif
}
static bool wasSkipped(FrameInfo* info) {
return info && ((*info)[FrameInfoIndex::Flags] & FrameInfoFlags::SkippedFrame);
}
-void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo, int64_t syncQueued) {
+void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo,
+ int64_t syncQueued, RenderNode* target) {
mRenderThread.removeFrameCallback(this);
// If the previous frame was dropped we don't need to hold onto it, so
@@ -177,11 +210,20 @@ void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo, int64_t sy
mCurrentFrameInfo->markSyncStart();
info.damageAccumulator = &mDamageAccumulator;
+#if HWUI_NEW_OPS
+ info.layerUpdateQueue = &mLayerUpdateQueue;
+#else
info.renderer = mCanvas;
- info.canvasContext = this;
+#endif
mAnimationContext->startFrame(info.mode);
- mRootRenderNode->prepareTree(info);
+ for (const sp<RenderNode>& node : mRenderNodes) {
+ // Only the primary target node will be drawn full - all other nodes would get drawn in
+ // real time mode. In case of a window, the primary node is the window content and the other
+ // node(s) are non client / filler nodes.
+ info.mode = (node.get() == target ? TreeInfo::MODE_FULL : TreeInfo::MODE_RT_ONLY);
+ node->prepareTree(info);
+ }
mAnimationContext->runRemainingAnimations(info);
freePrefetechedLayers();
@@ -192,13 +234,30 @@ void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo, int64_t sy
return;
}
- int runningBehind = 0;
- // TODO: This query is moderately expensive, investigate adding some sort
- // of fast-path based off when we last called eglSwapBuffers() as well as
- // last vsync time. Or something.
- mNativeWindow->query(mNativeWindow.get(),
- NATIVE_WINDOW_CONSUMER_RUNNING_BEHIND, &runningBehind);
- info.out.canDrawThisFrame = !runningBehind;
+ if (CC_LIKELY(mSwapHistory.size())) {
+ nsecs_t latestVsync = mRenderThread.timeLord().latestVsync();
+ const SwapHistory& lastSwap = mSwapHistory.back();
+ int vsyncDelta = std::abs(lastSwap.vsyncTime - latestVsync);
+ // The slight fudge-factor is to deal with cases where
+ // the vsync was estimated due to being slow handling the signal.
+ // See the logic in TimeLord#computeFrameTimeNanos or in
+ // Choreographer.java for details on when this happens
+ if (vsyncDelta < 2_ms) {
+ // Already drew for this vsync pulse, UI draw request missed
+ // the deadline for RT animations
+ info.out.canDrawThisFrame = false;
+ } else if (lastSwap.swapTime < latestVsync) {
+ info.out.canDrawThisFrame = true;
+ } else {
+ // We're maybe behind? Find out for sure
+ int runningBehind = 0;
+ mNativeWindow->query(mNativeWindow.get(),
+ NATIVE_WINDOW_CONSUMER_RUNNING_BEHIND, &runningBehind);
+ info.out.canDrawThisFrame = !runningBehind;
+ }
+ } else {
+ info.out.canDrawThisFrame = true;
+ }
if (!info.out.canDrawThisFrame) {
mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame);
@@ -223,8 +282,10 @@ void CanvasContext::notifyFramePending() {
}
void CanvasContext::draw() {
+#if !HWUI_NEW_OPS
LOG_ALWAYS_FATAL_IF(!mCanvas || mEglSurface == EGL_NO_SURFACE,
"drawRenderNode called on a context with no canvas or surface!");
+#endif
SkRect dirty;
mDamageAccumulator.finish(&dirty);
@@ -237,46 +298,215 @@ void CanvasContext::draw() {
mCurrentFrameInfo->markIssueDrawCommandsStart();
- EGLint width, height;
- mEglManager.beginFrame(mEglSurface, &width, &height);
- if (width != mCanvas->getViewportWidth() || height != mCanvas->getViewportHeight()) {
- mCanvas->setViewport(width, height);
+ Frame frame = mEglManager.beginFrame(mEglSurface);
+
+ if (frame.width() != mLastFrameWidth || frame.height() != mLastFrameHeight) {
+ // can't rely on prior content of window if viewport size changes
dirty.setEmpty();
- } else if (!mBufferPreserved || mHaveNewSurface) {
+ mLastFrameWidth = frame.width();
+ mLastFrameHeight = frame.height();
+ } else if (mHaveNewSurface || frame.bufferAge() == 0) {
+ // New surface needs a full draw
dirty.setEmpty();
} else {
- if (!dirty.isEmpty() && !dirty.intersect(0, 0, width, height)) {
+ if (!dirty.isEmpty() && !dirty.intersect(0, 0, frame.width(), frame.height())) {
ALOGW("Dirty " RECT_STRING " doesn't intersect with 0 0 %d %d ?",
- SK_RECT_ARGS(dirty), width, height);
+ SK_RECT_ARGS(dirty), frame.width(), frame.height());
dirty.setEmpty();
}
profiler().unionDirty(&dirty);
}
- if (!dirty.isEmpty()) {
- mCanvas->prepareDirty(dirty.fLeft, dirty.fTop,
- dirty.fRight, dirty.fBottom, mOpaque);
- } else {
- mCanvas->prepare(mOpaque);
+ if (dirty.isEmpty()) {
+ dirty.set(0, 0, frame.width(), frame.height());
+ }
+
+ // At this point dirty is the area of the screen to update. However,
+ // the area of the frame we need to repaint is potentially different, so
+ // stash the screen area for later
+ SkRect screenDirty(dirty);
+
+ // If the buffer age is 0 we do a full-screen repaint (handled above)
+ // If the buffer age is 1 the buffer contents are the same as they were
+ // last frame so there's nothing to union() against
+ // Therefore we only care about the > 1 case.
+ if (frame.bufferAge() > 1) {
+ if (frame.bufferAge() > (int) mSwapHistory.size()) {
+ // We don't have enough history to handle this old of a buffer
+ // Just do a full-draw
+ dirty.set(0, 0, frame.width(), frame.height());
+ } else {
+ // At this point we haven't yet added the latest frame
+ // to the damage history (happens below)
+ // So we need to damage
+ for (int i = mSwapHistory.size() - 1;
+ i > ((int) mSwapHistory.size()) - frame.bufferAge(); i--) {
+ dirty.join(mSwapHistory[i].damage);
+ }
+ }
}
+ mEglManager.damageFrame(frame, dirty);
+
+#if HWUI_NEW_OPS
+ OpReorderer reorderer(mLayerUpdateQueue, dirty, frame.width(), frame.height(),
+ mRenderNodes, mLightCenter);
+ mLayerUpdateQueue.clear();
+ BakedOpRenderer renderer(Caches::getInstance(), mRenderThread.renderState(),
+ mOpaque, mLightInfo);
+ // TODO: profiler().draw(mCanvas);
+ reorderer.replayBakedOps<BakedOpDispatcher>(renderer);
+
+ bool drew = renderer.didDraw();
+
+#else
+ mCanvas->prepareDirty(frame.width(), frame.height(),
+ dirty.fLeft, dirty.fTop, dirty.fRight, dirty.fBottom, mOpaque);
+
Rect outBounds;
- mCanvas->drawRenderNode(mRootRenderNode.get(), outBounds);
+ // It there are multiple render nodes, they are laid out as follows:
+ // #0 - backdrop (content + caption)
+ // #1 - content (positioned at (0,0) and clipped to - its bounds mContentDrawBounds)
+ // #2 - additional overlay nodes
+ // Usually the backdrop cannot be seen since it will be entirely covered by the content. While
+ // resizing however it might become partially visible. The following render loop will crop the
+ // backdrop against the content and draw the remaining part of it. It will then draw the content
+ // cropped to the backdrop (since that indicates a shrinking of the window).
+ //
+ // Additional nodes will be drawn on top with no particular clipping semantics.
+
+ // The bounds of the backdrop against which the content should be clipped.
+ Rect backdropBounds = mContentDrawBounds;
+ // Usually the contents bounds should be mContentDrawBounds - however - we will
+ // move it towards the fixed edge to give it a more stable appearance (for the moment).
+ Rect contentBounds;
+ // If there is no content bounds we ignore the layering as stated above and start with 2.
+ int layer = (mContentDrawBounds.isEmpty() || mRenderNodes.size() == 1) ? 2 : 0;
+ // Draw all render nodes. Note that
+ for (const sp<RenderNode>& node : mRenderNodes) {
+ if (layer == 0) { // Backdrop.
+ // Draw the backdrop clipped to the inverse content bounds, but assume that the content
+ // was moved to the upper left corner.
+ const RenderProperties& properties = node->properties();
+ Rect targetBounds(properties.getLeft(), properties.getTop(),
+ properties.getRight(), properties.getBottom());
+ // Move the content bounds towards the fixed corner of the backdrop.
+ const int x = targetBounds.left;
+ const int y = targetBounds.top;
+ contentBounds.set(x, y, x + mContentDrawBounds.getWidth(),
+ y + mContentDrawBounds.getHeight());
+ // Remember the intersection of the target bounds and the intersection bounds against
+ // which we have to crop the content.
+ backdropBounds.set(x, y, x + backdropBounds.getWidth(), y + backdropBounds.getHeight());
+ backdropBounds.doIntersect(targetBounds);
+ // Check if we have to draw something on the left side ...
+ if (targetBounds.left < contentBounds.left) {
+ mCanvas->save(SkCanvas::kClip_SaveFlag);
+ if (mCanvas->clipRect(targetBounds.left, targetBounds.top,
+ contentBounds.left, targetBounds.bottom,
+ SkRegion::kIntersect_Op)) {
+ mCanvas->drawRenderNode(node.get(), outBounds);
+ }
+ // Reduce the target area by the area we have just painted.
+ targetBounds.left = std::min(contentBounds.left, targetBounds.right);
+ mCanvas->restore();
+ }
+ // ... or on the right side ...
+ if (targetBounds.right > contentBounds.right &&
+ !targetBounds.isEmpty()) {
+ mCanvas->save(SkCanvas::kClip_SaveFlag);
+ if (mCanvas->clipRect(contentBounds.right, targetBounds.top,
+ targetBounds.right, targetBounds.bottom,
+ SkRegion::kIntersect_Op)) {
+ mCanvas->drawRenderNode(node.get(), outBounds);
+ }
+ // Reduce the target area by the area we have just painted.
+ targetBounds.right = std::max(targetBounds.left, contentBounds.right);
+ mCanvas->restore();
+ }
+ // ... or at the top ...
+ if (targetBounds.top < contentBounds.top &&
+ !targetBounds.isEmpty()) {
+ mCanvas->save(SkCanvas::kClip_SaveFlag);
+ if (mCanvas->clipRect(targetBounds.left, targetBounds.top, targetBounds.right,
+ contentBounds.top,
+ SkRegion::kIntersect_Op)) {
+ mCanvas->drawRenderNode(node.get(), outBounds);
+ }
+ // Reduce the target area by the area we have just painted.
+ targetBounds.top = std::min(contentBounds.top, targetBounds.bottom);
+ mCanvas->restore();
+ }
+ // ... or at the bottom.
+ if (targetBounds.bottom > contentBounds.bottom &&
+ !targetBounds.isEmpty()) {
+ mCanvas->save(SkCanvas::kClip_SaveFlag);
+ if (mCanvas->clipRect(targetBounds.left, contentBounds.bottom, targetBounds.right,
+ targetBounds.bottom, SkRegion::kIntersect_Op)) {
+ mCanvas->drawRenderNode(node.get(), outBounds);
+ }
+ mCanvas->restore();
+ }
+ } else if (layer == 1) { // Content
+ // It gets cropped against the bounds of the backdrop to stay inside.
+ mCanvas->save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag);
+
+ // We shift and clip the content to match its final location in the window.
+ const float left = mContentDrawBounds.left;
+ const float top = mContentDrawBounds.top;
+ const float dx = backdropBounds.left - left;
+ const float dy = backdropBounds.top - top;
+ const float width = backdropBounds.getWidth();
+ const float height = backdropBounds.getHeight();
+
+ mCanvas->translate(dx, dy);
+ if (mCanvas->clipRect(left, top, left + width, top + height, SkRegion::kIntersect_Op)) {
+ mCanvas->drawRenderNode(node.get(), outBounds);
+ }
+ mCanvas->restore();
+ } else { // draw the rest on top at will!
+ mCanvas->drawRenderNode(node.get(), outBounds);
+ }
+ layer++;
+ }
profiler().draw(mCanvas);
bool drew = mCanvas->finish();
-
+#endif
// Even if we decided to cancel the frame, from the perspective of jank
// metrics the frame was swapped at this point
mCurrentFrameInfo->markSwapBuffers();
if (drew) {
- swapBuffers(dirty, width, height);
+ if (CC_UNLIKELY(!mEglManager.swapBuffers(frame, screenDirty))) {
+ setSurface(nullptr);
+ }
+ SwapHistory& swap = mSwapHistory.next();
+ swap.damage = screenDirty;
+ swap.swapTime = systemTime(CLOCK_MONOTONIC);
+ swap.vsyncTime = mRenderThread.timeLord().latestVsync();
+ mHaveNewSurface = false;
}
// TODO: Use a fence for real completion?
mCurrentFrameInfo->markFrameCompleted();
+
+#if LOG_FRAMETIME_MMA
+ float thisFrame = mCurrentFrameInfo->duration(
+ FrameInfoIndex::IssueDrawCommandsStart,
+ FrameInfoIndex::FrameCompleted) / NANOS_PER_MILLIS_F;
+ if (sFrameCount) {
+ sBenchMma = ((9 * sBenchMma) + thisFrame) / 10;
+ } else {
+ sBenchMma = thisFrame;
+ }
+ if (++sFrameCount == 10) {
+ sFrameCount = 1;
+ ALOGD("Average frame time: %.4f", sBenchMma);
+ }
+#endif
+
mJankTracker.addFrame(*mCurrentFrameInfo);
mRenderThread.jankTracker().addFrame(*mCurrentFrameInfo);
}
@@ -286,7 +516,10 @@ void CanvasContext::doFrame() {
if (CC_UNLIKELY(!mCanvas || mEglSurface == EGL_NO_SURFACE)) {
return;
}
+ prepareAndDraw(nullptr);
+}
+void CanvasContext::prepareAndDraw(RenderNode* node) {
ATRACE_CALL();
int64_t frameInfo[UI_THREAD_FRAME_INFO_SIZE];
@@ -295,8 +528,8 @@ void CanvasContext::doFrame() {
.setVsync(mRenderThread.timeLord().computeFrameTimeNanos(),
mRenderThread.timeLord().latestVsync());
- TreeInfo info(TreeInfo::MODE_RT_ONLY, mRenderThread.renderState());
- prepareTree(info, frameInfo, systemTime(CLOCK_MONOTONIC));
+ TreeInfo info(TreeInfo::MODE_RT_ONLY, *this);
+ prepareTree(info, frameInfo, systemTime(CLOCK_MONOTONIC), node);
if (info.out.canDrawThisFrame) {
draw();
}
@@ -339,9 +572,13 @@ void CanvasContext::buildLayer(RenderNode* node) {
// buildLayer() will leave the tree in an unknown state, so we must stop drawing
stopDrawing();
- TreeInfo info(TreeInfo::MODE_FULL, mRenderThread.renderState());
+ TreeInfo info(TreeInfo::MODE_FULL, *this);
info.damageAccumulator = &mDamageAccumulator;
+#if HWUI_NEW_OPS
+ info.layerUpdateQueue = &mLayerUpdateQueue;
+#else
info.renderer = mCanvas;
+#endif
info.runAnimations = false;
node->prepareTree(info);
SkRect ignore;
@@ -350,8 +587,12 @@ void CanvasContext::buildLayer(RenderNode* node) {
// purposes when the frame is actually drawn
node->setPropertyFieldsDirty(RenderNode::GENERIC);
+#if HWUI_NEW_OPS
+ LOG_ALWAYS_FATAL("unsupported");
+#else
mCanvas->markLayersAsBuildLayers();
mCanvas->flushLayerUpdates();
+#endif
node->incStrong(nullptr);
mPrefetechedLayers.insert(node);
@@ -366,12 +607,14 @@ void CanvasContext::destroyHardwareResources() {
stopDrawing();
if (mEglManager.hasEglContext()) {
freePrefetechedLayers();
- mRootRenderNode->destroyHardwareResources();
+ for (const sp<RenderNode>& node : mRenderNodes) {
+ node->destroyHardwareResources();
+ }
Caches& caches = Caches::getInstance();
// Make sure to release all the textures we were owning as there won't
// be another draw
caches.textureCache.resetMarkInUse(this);
- caches.flush(Caches::kFlushMode_Layers);
+ mRenderThread.renderState().flush(Caches::FlushMode::Layers);
}
}
@@ -381,10 +624,10 @@ void CanvasContext::trimMemory(RenderThread& thread, int level) {
ATRACE_CALL();
if (level >= TRIM_MEMORY_COMPLETE) {
- Caches::getInstance().flush(Caches::kFlushMode_Full);
+ thread.renderState().flush(Caches::FlushMode::Full);
thread.eglManager().destroy();
} else if (level >= TRIM_MEMORY_UI_HIDDEN) {
- Caches::getInstance().flush(Caches::kFlushMode_Moderate);
+ thread.renderState().flush(Caches::FlushMode::Moderate);
}
}
@@ -430,6 +673,40 @@ void CanvasContext::resetFrameStats() {
mRenderThread.jankTracker().reset();
}
+void CanvasContext::serializeDisplayListTree() {
+#if ENABLE_RENDERNODE_SERIALIZATION
+ using namespace google::protobuf::io;
+ char package[128];
+ // Check whether tracing is enabled for this process.
+ FILE * file = fopen("/proc/self/cmdline", "r");
+ if (file) {
+ if (!fgets(package, 128, file)) {
+ ALOGE("Error reading cmdline: %s (%d)", strerror(errno), errno);
+ fclose(file);
+ return;
+ }
+ fclose(file);
+ } else {
+ ALOGE("Error opening /proc/self/cmdline: %s (%d)", strerror(errno),
+ errno);
+ return;
+ }
+ char path[1024];
+ snprintf(path, 1024, "/data/data/%s/cache/rendertree_dump", package);
+ int fd = open(path, O_CREAT | O_WRONLY, S_IRWXU | S_IRGRP | S_IROTH);
+ if (fd == -1) {
+ ALOGD("Failed to open '%s'", path);
+ return;
+ }
+ proto::RenderNode tree;
+ // TODO: Streaming writes?
+ mRootRenderNode->copyTo(&tree);
+ std::string data = tree.SerializeAsString();
+ write(fd, data.c_str(), data.length());
+ close(fd);
+#endif
+}
+
} /* namespace renderthread */
} /* namespace uirenderer */
} /* namespace android */
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-18 22:10:45 +0000