/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "ThreadedRenderer"
#define ATRACE_TAG ATRACE_TAG_VIEW
#include <algorithm>
#include <atomic>
#include <inttypes.h>
#include "jni.h"
#include <nativehelper/JNIHelp.h>
#include "core_jni_helpers.h"
#include <GraphicsJNI.h>
#include <nativehelper/ScopedPrimitiveArray.h>
#include <gui/BufferItemConsumer.h>
#include <gui/BufferQueue.h>
#include <gui/Surface.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <private/EGL/cache.h>
#include <utils/Looper.h>
#include <utils/RefBase.h>
#include <utils/StrongPointer.h>
#include <utils/Timers.h>
#include <utils/TraceUtils.h>
#include <android_runtime/android_view_Surface.h>
#include <system/window.h>
#include "android_os_MessageQueue.h"
#include <Animator.h>
#include <AnimationContext.h>
#include <FrameInfo.h>
#include <FrameMetricsObserver.h>
#include <IContextFactory.h>
#include <Properties.h>
#include <PropertyValuesAnimatorSet.h>
#include <RenderNode.h>
#include <renderthread/CanvasContext.h>
#include <renderthread/RenderProxy.h>
#include <renderthread/RenderTask.h>
#include <renderthread/RenderThread.h>
#include <pipeline/skia/ShaderCache.h>
namespace android {
using namespace android::uirenderer;
using namespace android::uirenderer::renderthread;
struct {
jfieldID frameMetrics;
jfieldID timingDataBuffer;
jfieldID messageQueue;
jmethodID callback;
} gFrameMetricsObserverClassInfo;
struct {
jmethodID onFrameDraw;
} gFrameDrawingCallback;
struct {
jmethodID onFrameComplete;
} gFrameCompleteCallback;
static JNIEnv* getenv(JavaVM* vm) {
JNIEnv* env;
if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK) {
LOG_ALWAYS_FATAL("Failed to get JNIEnv for JavaVM: %p", vm);
}
return env;
}
class OnFinishedEvent {
public:
OnFinishedEvent(BaseRenderNodeAnimator* animator, AnimationListener* listener)
: animator(animator), listener(listener) {}
sp<BaseRenderNodeAnimator> animator;
sp<AnimationListener> listener;
};
class InvokeAnimationListeners : public MessageHandler {
public:
explicit InvokeAnimationListeners(std::vector<OnFinishedEvent>& events) {
mOnFinishedEvents.swap(events);
}
static void callOnFinished(OnFinishedEvent& event) {
event.listener->onAnimationFinished(event.animator.get());
}
virtual void handleMessage(const Message& message) {
std::for_each(mOnFinishedEvents.begin(), mOnFinishedEvents.end(), callOnFinished);
mOnFinishedEvents.clear();
}
private:
std::vector<OnFinishedEvent> mOnFinishedEvents;
};
class FinishAndInvokeListener : public MessageHandler {
public:
explicit FinishAndInvokeListener(PropertyValuesAnimatorSet* anim)
: mAnimator(anim) {
mListener = anim->getOneShotListener();
mRequestId = anim->getRequestId();
}
virtual void handleMessage(const Message& message) {
if (mAnimator->getRequestId() == mRequestId) {
// Request Id has not changed, meaning there's no animation lifecyle change since the
// message is posted, so go ahead and call finish to make sure the PlayState is properly
// updated. This is needed because before the next frame comes in from UI thread to
// trigger an animation update, there could be reverse/cancel etc. So we need to update
// the playstate in time to ensure all the subsequent events get chained properly.
mAnimator->end();
}
mListener->onAnimationFinished(nullptr);
}
private:
sp<PropertyValuesAnimatorSet> mAnimator;
sp<AnimationListener> mListener;
uint32_t mRequestId;
};
class RenderingException : public MessageHandler {
public:
RenderingException(JavaVM* vm, const std::string& message)
: mVm(vm)
, mMessage(message) {
}
virtual void handleMessage(const Message&) {
throwException(mVm, mMessage);
}
static void throwException(JavaVM* vm, const std::string& message) {
JNIEnv* env = getenv(vm);
jniThrowException(env, "java/lang/IllegalStateException", message.c_str());
}
private:
JavaVM* mVm;
std::string mMessage;
};
class FrameCompleteWrapper : public MessageHandler {
public:
FrameCompleteWrapper(JNIEnv* env, jobject jobject) {
mLooper = Looper::getForThread();
LOG_ALWAYS_FATAL_IF(!mLooper.get(), "Must create runnable on a Looper thread!");
env->GetJavaVM(&mVm);
mObject = env->NewGlobalRef(jobject);
LOG_ALWAYS_FATAL_IF(!mObject, "Failed to make global ref");
}
virtual ~FrameCompleteWrapper() {
releaseObject();
}
void postFrameComplete(int64_t frameNr) {
if (mObject) {
mFrameNr = frameNr;
mLooper->sendMessage(this, 0);
}
}
virtual void handleMessage(const Message&) {
if (mObject) {
ATRACE_FORMAT("frameComplete %" PRId64, mFrameNr);
getenv(mVm)->CallVoidMethod(mObject, gFrameCompleteCallback.onFrameComplete, mFrameNr);
releaseObject();
}
}
private:
JavaVM* mVm;
jobject mObject;
sp<Looper> mLooper;
int64_t mFrameNr = -1;
void releaseObject() {
if (mObject) {
getenv(mVm)->DeleteGlobalRef(mObject);
mObject = nullptr;
}
}
};
class RootRenderNode : public RenderNode, ErrorHandler {
public:
explicit RootRenderNode(JNIEnv* env) : RenderNode() {
mLooper = Looper::getForThread();
LOG_ALWAYS_FATAL_IF(!mLooper.get(),
"Must create RootRenderNode on a thread with a looper!");
env->GetJavaVM(&mVm);
}
virtual ~RootRenderNode() {}
virtual void onError(const std::string& message) override {
mLooper->sendMessage(new RenderingException(mVm, message), 0);
}
virtual void prepareTree(TreeInfo& info) override {
info.errorHandler = this;
for (auto& anim : mRunningVDAnimators) {
// Assume that the property change in VD from the animators will not be consumed. Mark
// otherwise if the VDs are found in the display list tree. For VDs that are not in
// the display list tree, we stop providing animation pulses by 1) removing them from
// the animation list, 2) post a delayed message to end them at end time so their
// listeners can receive the corresponding callbacks.
anim->getVectorDrawable()->setPropertyChangeWillBeConsumed(false);
// Mark the VD dirty so it will damage itself during prepareTree.
anim->getVectorDrawable()->markDirty();
}
if (info.mode == TreeInfo::MODE_FULL) {
for (auto &anim : mPausedVDAnimators) {
anim->getVectorDrawable()->setPropertyChangeWillBeConsumed(false);
anim->getVectorDrawable()->markDirty();
}
}
// TODO: This is hacky
info.updateWindowPositions = true;
RenderNode::prepareTree(info);
info.updateWindowPositions = false;
info.errorHandler = nullptr;
}
void sendMessage(const sp<MessageHandler>& handler) {
mLooper->sendMessage(handler, 0);
}
void sendMessageDelayed(const sp<MessageHandler>& handler, nsecs_t delayInMs) {
mLooper->sendMessageDelayed(ms2ns(delayInMs), handler, 0);
}
void attachAnimatingNode(RenderNode* animatingNode) {
mPendingAnimatingRenderNodes.push_back(animatingNode);
}
void attachPendingVectorDrawableAnimators() {
mRunningVDAnimators.insert(mPendingVectorDrawableAnimators.begin(),
mPendingVectorDrawableAnimators.end());
mPendingVectorDrawableAnimators.clear();
}
void detachAnimators() {
// Remove animators from the list and post a delayed message in future to end the animator
// For infinite animators, remove the listener so we no longer hold a global ref to the AVD
// java object, and therefore the AVD objects in both native and Java can be properly
// released.
for (auto& anim : mRunningVDAnimators) {
detachVectorDrawableAnimator(anim.get());
anim->clearOneShotListener();
}
for (auto& anim : mPausedVDAnimators) {
anim->clearOneShotListener();
}
mRunningVDAnimators.clear();
mPausedVDAnimators.clear();
}
// Move all the animators to the paused list, and send a delayed message to notify the finished
// listener.
void pauseAnimators() {
mPausedVDAnimators.insert(mRunningVDAnimators.begin(), mRunningVDAnimators.end());
for (auto& anim : mRunningVDAnimators) {
detachVectorDrawableAnimator(anim.get());
}
mRunningVDAnimators.clear();
}
void doAttachAnimatingNodes(AnimationContext* context) {
for (size_t i = 0; i < mPendingAnimatingRenderNodes.size(); i++) {
RenderNode* node = mPendingAnimatingRenderNodes[i].get();
context->addAnimatingRenderNode(*node);
}
mPendingAnimatingRenderNodes.clear();
}
// Run VectorDrawable animators after prepareTree.
void runVectorDrawableAnimators(AnimationContext* context, TreeInfo& info) {
// Push staging.
if (info.mode == TreeInfo::MODE_FULL) {
pushStagingVectorDrawableAnimators(context);
}
// Run the animators in the running list.
for (auto it = mRunningVDAnimators.begin(); it != mRunningVDAnimators.end();) {
if ((*it)->animate(*context)) {
it = mRunningVDAnimators.erase(it);
} else {
it++;
}
}
// Run the animators in paused list during full sync.
if (info.mode == TreeInfo::MODE_FULL) {
// During full sync we also need to pulse paused animators, in case their targets
// have been added back to the display list. All the animators that passed the
// scheduled finish time will be removed from the paused list.
for (auto it = mPausedVDAnimators.begin(); it != mPausedVDAnimators.end();) {
if ((*it)->animate(*context)) {
// Animator has finished, remove from the list.
it = mPausedVDAnimators.erase(it);
} else {
it++;
}
}
}
// Move the animators with a target not in DisplayList to paused list.
for (auto it = mRunningVDAnimators.begin(); it != mRunningVDAnimators.end();) {
if (!(*it)->getVectorDrawable()->getPropertyChangeWillBeConsumed()) {
// Vector Drawable is not in the display list, we should remove this animator from
// the list, put it in the paused list, and post a delayed message to end the
// animator.
detachVectorDrawableAnimator(it->get());
mPausedVDAnimators.insert(*it);
it = mRunningVDAnimators.erase(it);
} else {
it++;
}
}
// Move the animators with a target in DisplayList from paused list to running list, and
// trim paused list.
if (info.mode == TreeInfo::MODE_FULL) {
// Check whether any paused animator's target is back in Display List. If so, put the
// animator back in the running list.
for (auto it = mPausedVDAnimators.begin(); it != mPausedVDAnimators.end();) {
if ((*it)->getVectorDrawable()->getPropertyChangeWillBeConsumed()) {
mRunningVDAnimators.insert(*it);
it = mPausedVDAnimators.erase(it);
} else {
it++;
}
}
// Trim paused VD animators at full sync, so that when Java loses reference to an
// animator, we know we won't be requested to animate it any more, then we remove such
// animators from the paused list so they can be properly freed. We also remove the
// animators from paused list when the time elapsed since start has exceeded duration.
trimPausedVDAnimators(context);
}
info.out.hasAnimations |= !mRunningVDAnimators.empty();
}
void trimPausedVDAnimators(AnimationContext* context) {
// Trim paused vector drawable animator list.
for (auto it = mPausedVDAnimators.begin(); it != mPausedVDAnimators.end();) {
// Remove paused VD animator if no one else is referencing it. Note that animators that
// have passed scheduled finish time are removed from list when they are being pulsed
// before prepare tree.
// TODO: this is a bit hacky, need to figure out a better way to track when the paused
// animators should be freed.
if ((*it)->getStrongCount() == 1) {
it = mPausedVDAnimators.erase(it);
} else {
it++;
}
}
}
void pushStagingVectorDrawableAnimators(AnimationContext* context) {
for (auto& anim : mRunningVDAnimators) {
anim->pushStaging(*context);
}
}
void destroy() {
for (auto& renderNode : mPendingAnimatingRenderNodes) {
renderNode->animators().endAllStagingAnimators();
}
mPendingAnimatingRenderNodes.clear();
mPendingVectorDrawableAnimators.clear();
}
void addVectorDrawableAnimator(PropertyValuesAnimatorSet* anim) {
mPendingVectorDrawableAnimators.insert(anim);
}
private:
sp<Looper> mLooper;
JavaVM* mVm;
std::vector< sp<RenderNode> > mPendingAnimatingRenderNodes;
std::set< sp<PropertyValuesAnimatorSet> > mPendingVectorDrawableAnimators;
std::set< sp<PropertyValuesAnimatorSet> > mRunningVDAnimators;
// mPausedVDAnimators stores a list of animators that have not yet passed the finish time, but
// their VectorDrawable targets are no longer in the DisplayList. We skip these animators when
// render thread runs animators independent of UI thread (i.e. RT_ONLY mode). These animators
// need to be re-activated once their VD target is added back into DisplayList. Since that could
// only happen when we do a full sync, we need to make sure to pulse these paused animators at
// full sync. If any animator's VD target is found in DisplayList during a full sync, we move
// the animator back to the running list.
std::set< sp<PropertyValuesAnimatorSet> > mPausedVDAnimators;
void detachVectorDrawableAnimator(PropertyValuesAnimatorSet* anim) {
if (anim->isInfinite() || !anim->isRunning()) {
// Do not need to post anything if the animation is infinite (i.e. no meaningful
// end listener action), or if the animation has already ended.
return;
}
nsecs_t remainingTimeInMs = anim->getRemainingPlayTime();
// Post a delayed onFinished event that is scheduled to be handled when the animator ends.
if (anim->getOneShotListener()) {
// VectorDrawable's oneshot listener is updated when there are user triggered animation
// lifecycle changes, such as start(), end(), etc. By using checking and clearing
// one shot listener, we ensure the same end listener event gets posted only once.
// Therefore no duplicates. Another benefit of using one shot listener is that no
// removal is necessary: the end time of animation will not change unless triggered by
// user events, in which case the already posted listener's id will become stale, and
// the onFinished callback will then be ignored.
sp<FinishAndInvokeListener> message
= new FinishAndInvokeListener(anim);
sendMessageDelayed(message, remainingTimeInMs);
anim->clearOneShotListener();
}
}
};
class AnimationContextBridge : public AnimationContext {
public:
AnimationContextBridge(renderthread::TimeLord& clock, RootRenderNode* rootNode)
: AnimationContext(clock), mRootNode(rootNode) {
}
virtual ~AnimationContextBridge() {}
// Marks the start of a frame, which will update the frame time and move all
// next frame animations into the current frame
virtual void startFrame(TreeInfo::TraversalMode mode) {
if (mode == TreeInfo::MODE_FULL) {
mRootNode->doAttachAnimatingNodes(this);
mRootNode->attachPendingVectorDrawableAnimators();
}
AnimationContext::startFrame(mode);
}
// Runs any animations still left in mCurrentFrameAnimations
virtual void runRemainingAnimations(TreeInfo& info) {
AnimationContext::runRemainingAnimations(info);
mRootNode->runVectorDrawableAnimators(this, info);
postOnFinishedEvents();
}
virtual void pauseAnimators() override {
mRootNode->pauseAnimators();
}
virtual void callOnFinished(BaseRenderNodeAnimator* animator, AnimationListener* listener) {
OnFinishedEvent event(animator, listener);
mOnFinishedEvents.push_back(event);
}
virtual void destroy() {
AnimationContext::destroy();
mRootNode->detachAnimators();
postOnFinishedEvents();
}
private:
sp<RootRenderNode> mRootNode;
std::vector<OnFinishedEvent> mOnFinishedEvents;
void postOnFinishedEvents() {
if (mOnFinishedEvents.size()) {
sp<InvokeAnimationListeners> message
= new InvokeAnimationListeners(mOnFinishedEvents);
mRootNode->sendMessage(message);
}
}
};
class ContextFactoryImpl : public IContextFactory {
public:
explicit ContextFactoryImpl(RootRenderNode* rootNode) : mRootNode(rootNode) {}
virtual AnimationContext* createAnimationContext(renderthread::TimeLord& clock) {
return new AnimationContextBridge(clock, mRootNode);
}
private:
RootRenderNode* mRootNode;
};
class ObserverProxy;
class NotifyHandler : public MessageHandler {
public:
NotifyHandler(JavaVM* vm, ObserverProxy* observer) : mVm(vm), mObserver(observer) {}
virtual void handleMessage(const Message& message);
private:
JavaVM* const mVm;
ObserverProxy* const mObserver;
};
static jlongArray get_metrics_buffer(JNIEnv* env, jobject observer) {
jobject frameMetrics = env->GetObjectField(
observer, gFrameMetricsObserverClassInfo.frameMetrics);
LOG_ALWAYS_FATAL_IF(frameMetrics == nullptr, "unable to retrieve data sink object");
jobject buffer = env->GetObjectField(
frameMetrics, gFrameMetricsObserverClassInfo.timingDataBuffer);
LOG_ALWAYS_FATAL_IF(buffer == nullptr, "unable to retrieve data sink buffer");
return reinterpret_cast<jlongArray>(buffer);
}
/*
* Implements JNI layer for hwui frame metrics reporting.
*/
class ObserverProxy : public FrameMetricsObserver {
public:
ObserverProxy(JavaVM *vm, jobject observer) : mVm(vm) {
JNIEnv* env = getenv(mVm);
mObserverWeak = env->NewWeakGlobalRef(observer);
LOG_ALWAYS_FATAL_IF(mObserverWeak == nullptr,
"unable to create frame stats observer reference");
jlongArray buffer = get_metrics_buffer(env, observer);
jsize bufferSize = env->GetArrayLength(reinterpret_cast<jarray>(buffer));
LOG_ALWAYS_FATAL_IF(bufferSize != kBufferSize,
"Mismatched Java/Native FrameMetrics data format.");
jobject messageQueueLocal = env->GetObjectField(
observer, gFrameMetricsObserverClassInfo.messageQueue);
mMessageQueue = android_os_MessageQueue_getMessageQueue(env, messageQueueLocal);
LOG_ALWAYS_FATAL_IF(mMessageQueue == nullptr, "message queue not available");
mMessageHandler = new NotifyHandler(mVm, this);
LOG_ALWAYS_FATAL_IF(mMessageHandler == nullptr,
"OOM: unable to allocate NotifyHandler");
}
~ObserverProxy() {
JNIEnv* env = getenv(mVm);
env->DeleteWeakGlobalRef(mObserverWeak);
}
jweak getObserverReference() {
return mObserverWeak;
}
bool getNextBuffer(JNIEnv* env, jlongArray sink, int* dropCount) {
FrameMetricsNotification& elem = mRingBuffer[mNextInQueue];
if (elem.hasData.load()) {
env->SetLongArrayRegion(sink, 0, kBufferSize, elem.buffer);
*dropCount = elem.dropCount;
mNextInQueue = (mNextInQueue + 1) % kRingSize;
elem.hasData = false;
return true;
}
return false;
}
virtual void notify(const int64_t* stats) {
FrameMetricsNotification& elem = mRingBuffer[mNextFree];
if (!elem.hasData.load()) {
memcpy(elem.buffer, stats, kBufferSize * sizeof(stats[0]));
elem.dropCount = mDroppedReports;
mDroppedReports = 0;
incStrong(nullptr);
mNextFree = (mNextFree + 1) % kRingSize;
elem.hasData = true;
mMessageQueue->getLooper()->sendMessage(mMessageHandler, mMessage);
} else {
mDroppedReports++;
}
}
private:
static const int kBufferSize = static_cast<int>(FrameInfoIndex::NumIndexes);
static constexpr int kRingSize = 3;
class FrameMetricsNotification {
public:
FrameMetricsNotification() : hasData(false) {}
std::atomic_bool hasData;
int64_t buffer[kBufferSize];
int dropCount = 0;
};
JavaVM* const mVm;
jweak mObserverWeak;
sp<MessageQueue> mMessageQueue;
sp<NotifyHandler> mMessageHandler;
Message mMessage;
int mNextFree = 0;
int mNextInQueue = 0;
FrameMetricsNotification mRingBuffer[kRingSize];
int mDroppedReports = 0;
};
void NotifyHandler::handleMessage(const Message& message) {
JNIEnv* env = getenv(mVm);
jobject target = env->NewLocalRef(mObserver->getObserverReference());
if (target != nullptr) {
jlongArray javaBuffer = get_metrics_buffer(env, target);
int dropCount = 0;
while (mObserver->getNextBuffer(env, javaBuffer, &dropCount)) {
env->CallVoidMethod(target, gFrameMetricsObserverClassInfo.callback, dropCount);
}
env->DeleteLocalRef(target);
}
mObserver->decStrong(nullptr);
}
static void android_view_ThreadedRenderer_rotateProcessStatsBuffer(JNIEnv* env, jobject clazz) {
RenderProxy::rotateProcessStatsBuffer();
}
static void android_view_ThreadedRenderer_setProcessStatsBuffer(JNIEnv* env, jobject clazz,
jint fd) {
RenderProxy::setProcessStatsBuffer(fd);
}
static jint android_view_ThreadedRenderer_getRenderThreadTid(JNIEnv* env, jobject clazz,
jlong proxyPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
return proxy->getRenderThreadTid();
}
static jlong android_view_ThreadedRenderer_createRootRenderNode(JNIEnv* env, jobject clazz) {
RootRenderNode* node = new RootRenderNode(env);
node->incStrong(0);
node->setName("RootRenderNode");
return reinterpret_cast<jlong>(node);
}
static jlong android_view_ThreadedRenderer_createProxy(JNIEnv* env, jobject clazz,
jboolean translucent, jlong rootRenderNodePtr) {
RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootRenderNodePtr);
ContextFactoryImpl factory(rootRenderNode);
return (jlong) new RenderProxy(translucent, rootRenderNode, &factory);
}
static void android_view_ThreadedRenderer_deleteProxy(JNIEnv* env, jobject clazz,
jlong proxyPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
delete proxy;
}
static jboolean android_view_ThreadedRenderer_loadSystemProperties(JNIEnv* env, jobject clazz,
jlong proxyPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
return proxy->loadSystemProperties();
}
static void android_view_ThreadedRenderer_setName(JNIEnv* env, jobject clazz,
jlong proxyPtr, jstring jname) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
const char* name = env->GetStringUTFChars(jname, NULL);
proxy->setName(name);
env->ReleaseStringUTFChars(jname, name);
}
static void android_view_ThreadedRenderer_initialize(JNIEnv* env, jobject clazz,
jlong proxyPtr, jobject jsurface) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
sp<Surface> surface = android_view_Surface_getSurface(env, jsurface);
proxy->initialize(surface);
}
static void android_view_ThreadedRenderer_updateSurface(JNIEnv* env, jobject clazz,
jlong proxyPtr, jobject jsurface) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
sp<Surface> surface;
if (jsurface) {
surface = android_view_Surface_getSurface(env, jsurface);
}
proxy->updateSurface(surface);
}
static jboolean android_view_ThreadedRenderer_pauseSurface(JNIEnv* env, jobject clazz,
jlong proxyPtr, jobject jsurface) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
sp<Surface> surface;
if (jsurface) {
surface = android_view_Surface_getSurface(env, jsurface);
}
return proxy->pauseSurface(surface);
}
static void android_view_ThreadedRenderer_setStopped(JNIEnv* env, jobject clazz,
jlong proxyPtr, jboolean stopped) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->setStopped(stopped);
}
static void android_view_ThreadedRenderer_setup(JNIEnv* env, jobject clazz, jlong proxyPtr,
jfloat lightRadius, jint ambientShadowAlpha, jint spotShadowAlpha) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->setup(lightRadius, ambientShadowAlpha, spotShadowAlpha);
}
static void android_view_ThreadedRenderer_setLightCenter(JNIEnv* env, jobject clazz,
jlong proxyPtr, jfloat lightX, jfloat lightY, jfloat lightZ) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->setLightCenter((Vector3){lightX, lightY, lightZ});
}
static void android_view_ThreadedRenderer_setOpaque(JNIEnv* env, jobject clazz,
jlong proxyPtr, jboolean opaque) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->setOpaque(opaque);
}
static void android_view_ThreadedRenderer_setWideGamut(JNIEnv* env, jobject clazz,
jlong proxyPtr, jboolean wideGamut) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->setWideGamut(wideGamut);
}
static int android_view_ThreadedRenderer_syncAndDrawFrame(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlongArray frameInfo, jint frameInfoSize) {
LOG_ALWAYS_FATAL_IF(frameInfoSize != UI_THREAD_FRAME_INFO_SIZE,
"Mismatched size expectations, given %d expected %d",
frameInfoSize, UI_THREAD_FRAME_INFO_SIZE);
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
env->GetLongArrayRegion(frameInfo, 0, frameInfoSize, proxy->frameInfo());
return proxy->syncAndDrawFrame();
}
static void android_view_ThreadedRenderer_destroy(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlong rootNodePtr) {
RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootNodePtr);
rootRenderNode->destroy();
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->destroy();
}
static void android_view_ThreadedRenderer_registerAnimatingRenderNode(JNIEnv* env, jobject clazz,
jlong rootNodePtr, jlong animatingNodePtr) {
RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootNodePtr);
RenderNode* animatingNode = reinterpret_cast<RenderNode*>(animatingNodePtr);
rootRenderNode->attachAnimatingNode(animatingNode);
}
static void android_view_ThreadedRenderer_registerVectorDrawableAnimator(JNIEnv* env, jobject clazz,
jlong rootNodePtr, jlong animatorPtr) {
RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootNodePtr);
PropertyValuesAnimatorSet* animator = reinterpret_cast<PropertyValuesAnimatorSet*>(animatorPtr);
rootRenderNode->addVectorDrawableAnimator(animator);
}
static void android_view_ThreadedRenderer_invokeFunctor(JNIEnv* env, jobject clazz,
jlong functorPtr, jboolean waitForCompletion) {
Functor* functor = reinterpret_cast<Functor*>(functorPtr);
RenderProxy::invokeFunctor(functor, waitForCompletion);
}
static jlong android_view_ThreadedRenderer_createTextureLayer(JNIEnv* env, jobject clazz,
jlong proxyPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
DeferredLayerUpdater* layer = proxy->createTextureLayer();
return reinterpret_cast<jlong>(layer);
}
static void android_view_ThreadedRenderer_buildLayer(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlong nodePtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
RenderNode* node = reinterpret_cast<RenderNode*>(nodePtr);
proxy->buildLayer(node);
}
static jboolean android_view_ThreadedRenderer_copyLayerInto(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlong layerPtr, jobject jbitmap) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
SkBitmap bitmap;
GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap);
return proxy->copyLayerInto(layer, bitmap);
}
static void android_view_ThreadedRenderer_pushLayerUpdate(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlong layerPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
proxy->pushLayerUpdate(layer);
}
static void android_view_ThreadedRenderer_cancelLayerUpdate(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlong layerPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
proxy->cancelLayerUpdate(layer);
}
static void android_view_ThreadedRenderer_detachSurfaceTexture(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlong layerPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
proxy->detachSurfaceTexture(layer);
}
static void android_view_ThreadedRenderer_destroyHardwareResources(JNIEnv* env, jobject clazz,
jlong proxyPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->destroyHardwareResources();
}
static void android_view_ThreadedRenderer_trimMemory(JNIEnv* env, jobject clazz,
jint level) {
RenderProxy::trimMemory(level);
}
static void android_view_ThreadedRenderer_overrideProperty(JNIEnv* env, jobject clazz,
jstring name, jstring value) {
const char* nameCharArray = env->GetStringUTFChars(name, NULL);
const char* valueCharArray = env->GetStringUTFChars(value, NULL);
RenderProxy::overrideProperty(nameCharArray, valueCharArray);
env->ReleaseStringUTFChars(name, nameCharArray);
env->ReleaseStringUTFChars(name, valueCharArray);
}
static void android_view_ThreadedRenderer_fence(JNIEnv* env, jobject clazz,
jlong proxyPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->fence();
}
static void android_view_ThreadedRenderer_stopDrawing(JNIEnv* env, jobject clazz,
jlong proxyPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->stopDrawing();
}
static void android_view_ThreadedRenderer_notifyFramePending(JNIEnv* env, jobject clazz,
jlong proxyPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->notifyFramePending();
}
static void android_view_ThreadedRenderer_serializeDisplayListTree(JNIEnv* env, jobject clazz,
jlong proxyPtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->serializeDisplayListTree();
}
static void android_view_ThreadedRenderer_dumpProfileInfo(JNIEnv* env, jobject clazz,
jlong proxyPtr, jobject javaFileDescriptor, jint dumpFlags) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor);
proxy->dumpProfileInfo(fd, dumpFlags);
}
static void android_view_ThreadedRenderer_addRenderNode(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlong renderNodePtr, jboolean placeFront) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
proxy->addRenderNode(renderNode, placeFront);
}
static void android_view_ThreadedRenderer_removeRenderNode(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlong renderNodePtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
proxy->removeRenderNode(renderNode);
}
static void android_view_ThreadedRendererd_drawRenderNode(JNIEnv* env, jobject clazz,
jlong proxyPtr, jlong renderNodePtr) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
proxy->drawRenderNode(renderNode);
}
static void android_view_ThreadedRenderer_setContentDrawBounds(JNIEnv* env,
jobject clazz, jlong proxyPtr, jint left, jint top, jint right, jint bottom) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
proxy->setContentDrawBounds(left, top, right, bottom);
}
class JGlobalRefHolder {
public:
JGlobalRefHolder(JavaVM* vm, jobject object) : mVm(vm), mObject(object) {}
virtual ~JGlobalRefHolder() {
getenv(mVm)->DeleteGlobalRef(mObject);
mObject = nullptr;
}
jobject object() { return mObject; }
JavaVM* vm() { return mVm; }
private:
JGlobalRefHolder(const JGlobalRefHolder&) = delete;
void operator=(const JGlobalRefHolder&) = delete;
JavaVM* mVm;
jobject mObject;
};
static void android_view_ThreadedRenderer_setFrameCallback(JNIEnv* env,
jobject clazz, jlong proxyPtr, jobject frameCallback) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
if (!frameCallback) {
proxy->setFrameCallback(nullptr);
} else {
JavaVM* vm = nullptr;
LOG_ALWAYS_FATAL_IF(env->GetJavaVM(&vm) != JNI_OK, "Unable to get Java VM");
auto globalCallbackRef = std::make_shared<JGlobalRefHolder>(vm,
env->NewGlobalRef(frameCallback));
proxy->setFrameCallback([globalCallbackRef](int64_t frameNr) {
JNIEnv* env = getenv(globalCallbackRef->vm());
env->CallVoidMethod(globalCallbackRef->object(), gFrameDrawingCallback.onFrameDraw,
static_cast<jlong>(frameNr));
});
}
}
static void android_view_ThreadedRenderer_setFrameCompleteCallback(JNIEnv* env,
jobject clazz, jlong proxyPtr, jobject callback) {
RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
if (!callback) {
proxy->setFrameCompleteCallback(nullptr);
} else {
sp<FrameCompleteWrapper> wrapper = new FrameCompleteWrapper{env, callback};
proxy->setFrameCompleteCallback([wrapper](int64_t frameNr) {
wrapper->postFrameComplete(frameNr);
});
}
}
static jint android_view_ThreadedRenderer_copySurfaceInto(JNIEnv* env,
jobject clazz, jobject jsurface, jint left, jint top,
jint right, jint bottom, jobject jbitmap) {
SkBitmap bitmap;
GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap);
sp<Surface> surface = android_view_Surface_getSurface(env, jsurface);
return RenderProxy::copySurfaceInto(surface, left, top, right, bottom, &bitmap);
}
class ContextFactory : public IContextFactory {
public:
virtual AnimationContext* createAnimationContext(renderthread::TimeLord& clock) {
return new AnimationContext(clock);
}
};
static jobject android_view_ThreadedRenderer_createHardwareBitmapFromRenderNode(JNIEnv* env,
jobject clazz, jlong renderNodePtr, jint jwidth, jint jheight) {
RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
if (jwidth <= 0 || jheight <= 0) {
ALOGW("Invalid width %d or height %d", jwidth, jheight);
return nullptr;
}
uint32_t width = jwidth;
uint32_t height = jheight;
// Create a Surface wired up to a BufferItemConsumer
sp<IGraphicBufferProducer> producer;
sp<IGraphicBufferConsumer> rawConsumer;
BufferQueue::createBufferQueue(&producer, &rawConsumer);
// We only need 1 buffer but some drivers have bugs so workaround it by setting max count to 2
rawConsumer->setMaxBufferCount(2);
sp<BufferItemConsumer> consumer = new BufferItemConsumer(rawConsumer,
GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_SW_READ_NEVER | GRALLOC_USAGE_SW_WRITE_NEVER);
consumer->setDefaultBufferSize(width, height);
sp<Surface> surface = new Surface(producer);
// Render into the surface
{
ContextFactory factory;
RenderProxy proxy{true, renderNode, &factory};
proxy.loadSystemProperties();
proxy.setSwapBehavior(SwapBehavior::kSwap_discardBuffer);
proxy.initialize(surface);
// Shadows can't be used via this interface, so just set the light source
// to all 0s.
proxy.setup(0, 0, 0);
proxy.setLightCenter((Vector3){0, 0, 0});
nsecs_t vsync = systemTime(CLOCK_MONOTONIC);
UiFrameInfoBuilder(proxy.frameInfo())
.setVsync(vsync, vsync)
.addFlag(FrameInfoFlags::SurfaceCanvas);
proxy.syncAndDrawFrame();
}
// Yank out the GraphicBuffer
BufferItem bufferItem;
status_t err;
if ((err = consumer->acquireBuffer(&bufferItem, 0, true)) != OK) {
ALOGW("Failed to acquireBuffer, error %d (%s)", err, strerror(-err));
return nullptr;
}
sp<GraphicBuffer> buffer = bufferItem.mGraphicBuffer;
// We don't really care if this fails or not since we're just going to destroy this anyway
consumer->releaseBuffer(bufferItem);
if (!buffer.get()) {
ALOGW("GraphicBuffer is null?");
return nullptr;
}
if (buffer->getWidth() != width || buffer->getHeight() != height) {
ALOGW("GraphicBuffer size mismatch, got %dx%d expected %dx%d",
buffer->getWidth(), buffer->getHeight(), width, height);
// Continue I guess?
}
sk_sp<Bitmap> bitmap = Bitmap::createFrom(buffer);
return bitmap::createBitmap(env, bitmap.release(),
android::bitmap::kBitmapCreateFlag_Premultiplied);
}
static void android_view_ThreadedRenderer_disableVsync(JNIEnv*, jclass) {
RenderProxy::disableVsync();
}
static void android_view_ThreadedRenderer_setHighContrastText(JNIEnv*, jclass, jboolean enable) {
Properties::enableHighContrastText = enable;
}
static void android_view_ThreadedRenderer_hackySetRTAnimationsEnabled(JNIEnv*, jclass,
jboolean enable) {
Properties::enableRTAnimations = enable;
}
static void android_view_ThreadedRenderer_setDebuggingEnabled(JNIEnv*, jclass, jboolean enable) {
Properties::debuggingEnabled = enable;
}
static void android_view_ThreadedRenderer_setIsolatedProcess(JNIEnv*, jclass, jboolean isolated) {
Properties::isolatedProcess = isolated;
}
static void android_view_ThreadedRenderer_setContextPriority(JNIEnv*, jclass,
jint contextPriority) {
Properties::contextPriority = contextPriority;
}
// ----------------------------------------------------------------------------
// FrameMetricsObserver
// ----------------------------------------------------------------------------
static jlong android_view_ThreadedRenderer_addFrameMetricsObserver(JNIEnv* env,
jclass clazz, jlong proxyPtr, jobject fso) {
JavaVM* vm = nullptr;
if (env->GetJavaVM(&vm) != JNI_OK) {
LOG_ALWAYS_FATAL("Unable to get Java VM");
return 0;
}
renderthread::RenderProxy* renderProxy =
reinterpret_cast<renderthread::RenderProxy*>(proxyPtr);
FrameMetricsObserver* observer = new ObserverProxy(vm, fso);
renderProxy->addFrameMetricsObserver(observer);
return reinterpret_cast<jlong>(observer);
}
static void android_view_ThreadedRenderer_removeFrameMetricsObserver(JNIEnv* env, jclass clazz,
jlong proxyPtr, jlong observerPtr) {
FrameMetricsObserver* observer = reinterpret_cast<FrameMetricsObserver*>(observerPtr);
renderthread::RenderProxy* renderProxy =
reinterpret_cast<renderthread::RenderProxy*>(proxyPtr);
renderProxy->removeFrameMetricsObserver(observer);
}
// ----------------------------------------------------------------------------
// Shaders
// ----------------------------------------------------------------------------
static void android_view_ThreadedRenderer_setupShadersDiskCache(JNIEnv* env, jobject clazz,
jstring diskCachePath, jstring skiaDiskCachePath) {
const char* cacheArray = env->GetStringUTFChars(diskCachePath, NULL);
android::egl_set_cache_filename(cacheArray);
env->ReleaseStringUTFChars(diskCachePath, cacheArray);
const char* skiaCacheArray = env->GetStringUTFChars(skiaDiskCachePath, NULL);
uirenderer::skiapipeline::ShaderCache::get().setFilename(skiaCacheArray);
env->ReleaseStringUTFChars(skiaDiskCachePath, skiaCacheArray);
}
// ----------------------------------------------------------------------------
// JNI Glue
// ----------------------------------------------------------------------------
const char* const kClassPathName = "android/view/ThreadedRenderer";
static const JNINativeMethod gMethods[] = {
{ "nRotateProcessStatsBuffer", "()V", (void*) android_view_ThreadedRenderer_rotateProcessStatsBuffer },
{ "nSetProcessStatsBuffer", "(I)V", (void*) android_view_ThreadedRenderer_setProcessStatsBuffer },
{ "nGetRenderThreadTid", "(J)I", (void*) android_view_ThreadedRenderer_getRenderThreadTid },
{ "nCreateRootRenderNode", "()J", (void*) android_view_ThreadedRenderer_createRootRenderNode },
{ "nCreateProxy", "(ZJ)J", (void*) android_view_ThreadedRenderer_createProxy },
{ "nDeleteProxy", "(J)V", (void*) android_view_ThreadedRenderer_deleteProxy },
{ "nLoadSystemProperties", "(J)Z", (void*) android_view_ThreadedRenderer_loadSystemProperties },
{ "nSetName", "(JLjava/lang/String;)V", (void*) android_view_ThreadedRenderer_setName },
{ "nInitialize", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_initialize },
{ "nUpdateSurface", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_updateSurface },
{ "nPauseSurface", "(JLandroid/view/Surface;)Z", (void*) android_view_ThreadedRenderer_pauseSurface },
{ "nSetStopped", "(JZ)V", (void*) android_view_ThreadedRenderer_setStopped },
{ "nSetup", "(JFII)V", (void*) android_view_ThreadedRenderer_setup },
{ "nSetLightCenter", "(JFFF)V", (void*) android_view_ThreadedRenderer_setLightCenter },
{ "nSetOpaque", "(JZ)V", (void*) android_view_ThreadedRenderer_setOpaque },
{ "nSetWideGamut", "(JZ)V", (void*) android_view_ThreadedRenderer_setWideGamut },
{ "nSyncAndDrawFrame", "(J[JI)I", (void*) android_view_ThreadedRenderer_syncAndDrawFrame },
{ "nDestroy", "(JJ)V", (void*) android_view_ThreadedRenderer_destroy },
{ "nRegisterAnimatingRenderNode", "(JJ)V", (void*) android_view_ThreadedRenderer_registerAnimatingRenderNode },
{ "nRegisterVectorDrawableAnimator", "(JJ)V", (void*) android_view_ThreadedRenderer_registerVectorDrawableAnimator },
{ "nInvokeFunctor", "(JZ)V", (void*) android_view_ThreadedRenderer_invokeFunctor },
{ "nCreateTextureLayer", "(J)J", (void*) android_view_ThreadedRenderer_createTextureLayer },
{ "nBuildLayer", "(JJ)V", (void*) android_view_ThreadedRenderer_buildLayer },
{ "nCopyLayerInto", "(JJLandroid/graphics/Bitmap;)Z", (void*) android_view_ThreadedRenderer_copyLayerInto },
{ "nPushLayerUpdate", "(JJ)V", (void*) android_view_ThreadedRenderer_pushLayerUpdate },
{ "nCancelLayerUpdate", "(JJ)V", (void*) android_view_ThreadedRenderer_cancelLayerUpdate },
{ "nDetachSurfaceTexture", "(JJ)V", (void*) android_view_ThreadedRenderer_detachSurfaceTexture },
{ "nDestroyHardwareResources", "(J)V", (void*) android_view_ThreadedRenderer_destroyHardwareResources },
{ "nTrimMemory", "(I)V", (void*) android_view_ThreadedRenderer_trimMemory },
{ "nOverrideProperty", "(Ljava/lang/String;Ljava/lang/String;)V", (void*) android_view_ThreadedRenderer_overrideProperty },
{ "nFence", "(J)V", (void*) android_view_ThreadedRenderer_fence },
{ "nStopDrawing", "(J)V", (void*) android_view_ThreadedRenderer_stopDrawing },
{ "nNotifyFramePending", "(J)V", (void*) android_view_ThreadedRenderer_notifyFramePending },
{ "nSerializeDisplayListTree", "(J)V", (void*) android_view_ThreadedRenderer_serializeDisplayListTree },
{ "nDumpProfileInfo", "(JLjava/io/FileDescriptor;I)V", (void*) android_view_ThreadedRenderer_dumpProfileInfo },
{ "setupShadersDiskCache", "(Ljava/lang/String;Ljava/lang/String;)V",
(void*) android_view_ThreadedRenderer_setupShadersDiskCache },
{ "nAddRenderNode", "(JJZ)V", (void*) android_view_ThreadedRenderer_addRenderNode},
{ "nRemoveRenderNode", "(JJ)V", (void*) android_view_ThreadedRenderer_removeRenderNode},
{ "nDrawRenderNode", "(JJ)V", (void*) android_view_ThreadedRendererd_drawRenderNode},
{ "nSetContentDrawBounds", "(JIIII)V", (void*)android_view_ThreadedRenderer_setContentDrawBounds},
{ "nSetFrameCallback", "(JLandroid/view/ThreadedRenderer$FrameDrawingCallback;)V",
(void*)android_view_ThreadedRenderer_setFrameCallback},
{ "nSetFrameCompleteCallback", "(JLandroid/view/ThreadedRenderer$FrameCompleteCallback;)V",
(void*)android_view_ThreadedRenderer_setFrameCompleteCallback },
{ "nAddFrameMetricsObserver",
"(JLandroid/view/FrameMetricsObserver;)J",
(void*)android_view_ThreadedRenderer_addFrameMetricsObserver },
{ "nRemoveFrameMetricsObserver",
"(JJ)V",
(void*)android_view_ThreadedRenderer_removeFrameMetricsObserver },
{ "nCopySurfaceInto", "(Landroid/view/Surface;IIIILandroid/graphics/Bitmap;)I",
(void*)android_view_ThreadedRenderer_copySurfaceInto },
{ "nCreateHardwareBitmap", "(JII)Landroid/graphics/Bitmap;",
(void*)android_view_ThreadedRenderer_createHardwareBitmapFromRenderNode },
{ "disableVsync", "()V", (void*)android_view_ThreadedRenderer_disableVsync },
{ "nSetHighContrastText", "(Z)V", (void*)android_view_ThreadedRenderer_setHighContrastText },
{ "nHackySetRTAnimationsEnabled", "(Z)V",
(void*)android_view_ThreadedRenderer_hackySetRTAnimationsEnabled },
{ "nSetDebuggingEnabled", "(Z)V", (void*)android_view_ThreadedRenderer_setDebuggingEnabled },
{ "nSetIsolatedProcess", "(Z)V", (void*)android_view_ThreadedRenderer_setIsolatedProcess },
{ "nSetContextPriority", "(I)V", (void*)android_view_ThreadedRenderer_setContextPriority },
};
static JavaVM* mJvm = nullptr;
static void attachRenderThreadToJvm() {
LOG_ALWAYS_FATAL_IF(!mJvm, "No jvm but we set the hook??");
JavaVMAttachArgs args;
args.version = JNI_VERSION_1_4;
args.name = (char*) "RenderThread";
args.group = NULL;
JNIEnv* env;
mJvm->AttachCurrentThreadAsDaemon(&env, (void*) &args);
}
int register_android_view_ThreadedRenderer(JNIEnv* env) {
env->GetJavaVM(&mJvm);
RenderThread::setOnStartHook(&attachRenderThreadToJvm);
jclass observerClass = FindClassOrDie(env, "android/view/FrameMetricsObserver");
gFrameMetricsObserverClassInfo.frameMetrics = GetFieldIDOrDie(
env, observerClass, "mFrameMetrics", "Landroid/view/FrameMetrics;");
gFrameMetricsObserverClassInfo.messageQueue = GetFieldIDOrDie(
env, observerClass, "mMessageQueue", "Landroid/os/MessageQueue;");
gFrameMetricsObserverClassInfo.callback = GetMethodIDOrDie(
env, observerClass, "notifyDataAvailable", "(I)V");
jclass metricsClass = FindClassOrDie(env, "android/view/FrameMetrics");
gFrameMetricsObserverClassInfo.timingDataBuffer = GetFieldIDOrDie(
env, metricsClass, "mTimingData", "[J");
jclass frameCallbackClass = FindClassOrDie(env,
"android/view/ThreadedRenderer$FrameDrawingCallback");
gFrameDrawingCallback.onFrameDraw = GetMethodIDOrDie(env, frameCallbackClass,
"onFrameDraw", "(J)V");
jclass frameCompleteClass = FindClassOrDie(env,
"android/view/ThreadedRenderer$FrameCompleteCallback");
gFrameCompleteCallback.onFrameComplete = GetMethodIDOrDie(env, frameCompleteClass,
"onFrameComplete", "(J)V");
return RegisterMethodsOrDie(env, kClassPathName, gMethods, NELEM(gMethods));
}
}; // namespace android