android_view_ThreadedRenderer.cpp revision 945961f78a78eced823d5ba78505c781b079703d 
1/*
2 * Copyright (C) 2010 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#define LOG_TAG "ThreadedRenderer"
18
19#include <algorithm>
20#include <atomic>
21
22#include "jni.h"
23#include <nativehelper/JNIHelp.h>
24#include "core_jni_helpers.h"
25#include <GraphicsJNI.h>
26#include <ScopedPrimitiveArray.h>
27
28#include <EGL/egl.h>
29#include <EGL/eglext.h>
30#include <EGL/egl_cache.h>
31#include <vulkan/vulkan_loader_data.h>
32
33#include <utils/Looper.h>
34#include <utils/RefBase.h>
35#include <utils/StrongPointer.h>
36#include <android_runtime/android_view_Surface.h>
37#include <system/window.h>
38
39#include "android_view_GraphicBuffer.h"
40#include "android_os_MessageQueue.h"
41
42#include <Animator.h>
43#include <AnimationContext.h>
44#include <FrameInfo.h>
45#include <FrameMetricsObserver.h>
46#include <IContextFactory.h>
47#include <JankTracker.h>
48#include <RenderNode.h>
49#include <renderthread/CanvasContext.h>
50#include <renderthread/RenderProxy.h>
51#include <renderthread/RenderTask.h>
52#include <renderthread/RenderThread.h>
53#include <Vector.h>
54
55namespace android {
56
57using namespace android::uirenderer;
58using namespace android::uirenderer::renderthread;
59
60struct {
61    jfieldID frameMetrics;
62    jfieldID timingDataBuffer;
63    jfieldID messageQueue;
64    jmethodID callback;
65} gFrameMetricsObserverClassInfo;
66
67static JNIEnv* getenv(JavaVM* vm) {
68    JNIEnv* env;
69    if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK) {
70        LOG_ALWAYS_FATAL("Failed to get JNIEnv for JavaVM: %p", vm);
71    }
72    return env;
73}
74
75class OnFinishedEvent {
76public:
77    OnFinishedEvent(BaseRenderNodeAnimator* animator, AnimationListener* listener)
78            : animator(animator), listener(listener) {}
79    sp<BaseRenderNodeAnimator> animator;
80    sp<AnimationListener> listener;
81};
82
83class InvokeAnimationListeners : public MessageHandler {
84public:
85    InvokeAnimationListeners(std::vector<OnFinishedEvent>& events) {
86        mOnFinishedEvents.swap(events);
87    }
88
89    static void callOnFinished(OnFinishedEvent& event) {
90        event.listener->onAnimationFinished(event.animator.get());
91    }
92
93    virtual void handleMessage(const Message& message) {
94        std::for_each(mOnFinishedEvents.begin(), mOnFinishedEvents.end(), callOnFinished);
95        mOnFinishedEvents.clear();
96    }
97
98private:
99    std::vector<OnFinishedEvent> mOnFinishedEvents;
100};
101
102class RenderingException : public MessageHandler {
103public:
104    RenderingException(JavaVM* vm, const std::string& message)
105            : mVm(vm)
106            , mMessage(message) {
107    }
108
109    virtual void handleMessage(const Message&) {
110        throwException(mVm, mMessage);
111    }
112
113    static void throwException(JavaVM* vm, const std::string& message) {
114        JNIEnv* env = getenv(vm);
115        jniThrowException(env, "java/lang/IllegalStateException", message.c_str());
116    }
117
118private:
119    JavaVM* mVm;
120    std::string mMessage;
121};
122
123// TODO: Clean this up, it's a bit odd to need to call over to
124// rendernode's jni layer. Probably means RootRenderNode should be pulled
125// into HWUI with appropriate callbacks for the various JNI hooks so
126// that RenderNode's JNI layer can handle its own thing
127void onRenderNodeRemoved(JNIEnv* env, RenderNode* node);
128
129class RootRenderNode : public RenderNode, ErrorHandler, TreeObserver {
130public:
131    RootRenderNode(JNIEnv* env) : RenderNode() {
132        mLooper = Looper::getForThread();
133        LOG_ALWAYS_FATAL_IF(!mLooper.get(),
134                "Must create RootRenderNode on a thread with a looper!");
135        env->GetJavaVM(&mVm);
136    }
137
138    virtual ~RootRenderNode() {}
139
140    virtual void onError(const std::string& message) override {
141        mLooper->sendMessage(new RenderingException(mVm, message), 0);
142    }
143
144    virtual void prepareTree(TreeInfo& info) override {
145        info.errorHandler = this;
146        if (info.mode == TreeInfo::MODE_FULL) {
147            info.observer = this;
148        }
149        // TODO: This is hacky
150        info.windowInsetLeft = -stagingProperties().getLeft();
151        info.windowInsetTop = -stagingProperties().getTop();
152        info.updateWindowPositions = true;
153        RenderNode::prepareTree(info);
154        info.updateWindowPositions = false;
155        info.windowInsetLeft = 0;
156        info.windowInsetTop = 0;
157        info.errorHandler = nullptr;
158        info.observer = nullptr;
159    }
160
161    void sendMessage(const sp<MessageHandler>& handler) {
162        mLooper->sendMessage(handler, 0);
163    }
164
165    void attachAnimatingNode(RenderNode* animatingNode) {
166        mPendingAnimatingRenderNodes.push_back(animatingNode);
167    }
168
169    void doAttachAnimatingNodes(AnimationContext* context) {
170        for (size_t i = 0; i < mPendingAnimatingRenderNodes.size(); i++) {
171            RenderNode* node = mPendingAnimatingRenderNodes[i].get();
172            context->addAnimatingRenderNode(*node);
173        }
174        mPendingAnimatingRenderNodes.clear();
175    }
176
177    void destroy() {
178        for (auto& renderNode : mPendingAnimatingRenderNodes) {
179            renderNode->animators().endAllStagingAnimators();
180        }
181        mPendingAnimatingRenderNodes.clear();
182    }
183
184    virtual void onMaybeRemovedFromTree(RenderNode* node) override {
185        mMaybeRemovedNodes.insert(sp<RenderNode>(node));
186    }
187
188    void processMaybeRemovedNodes(JNIEnv* env) {
189        // We can safely access mMaybeRemovedNodes here because
190        // we will only modify it in prepareTree calls that are
191        // MODE_FULL
192
193        for (auto& node : mMaybeRemovedNodes) {
194            if (node->hasParents()) continue;
195            onRenderNodeRemoved(env, node.get());
196        }
197        mMaybeRemovedNodes.clear();
198    }
199
200private:
201    sp<Looper> mLooper;
202    JavaVM* mVm;
203    std::vector< sp<RenderNode> > mPendingAnimatingRenderNodes;
204    std::set< sp<RenderNode> > mMaybeRemovedNodes;
205};
206
207class AnimationContextBridge : public AnimationContext {
208public:
209    AnimationContextBridge(renderthread::TimeLord& clock, RootRenderNode* rootNode)
210            : AnimationContext(clock), mRootNode(rootNode) {
211    }
212
213    virtual ~AnimationContextBridge() {}
214
215    // Marks the start of a frame, which will update the frame time and move all
216    // next frame animations into the current frame
217    virtual void startFrame(TreeInfo::TraversalMode mode) {
218        if (mode == TreeInfo::MODE_FULL) {
219            mRootNode->doAttachAnimatingNodes(this);
220        }
221        AnimationContext::startFrame(mode);
222    }
223
224    // Runs any animations still left in mCurrentFrameAnimations
225    virtual void runRemainingAnimations(TreeInfo& info) {
226        AnimationContext::runRemainingAnimations(info);
227        postOnFinishedEvents();
228    }
229
230    virtual void callOnFinished(BaseRenderNodeAnimator* animator, AnimationListener* listener) {
231        OnFinishedEvent event(animator, listener);
232        mOnFinishedEvents.push_back(event);
233    }
234
235    virtual void destroy() {
236        AnimationContext::destroy();
237        postOnFinishedEvents();
238    }
239
240private:
241    sp<RootRenderNode> mRootNode;
242    std::vector<OnFinishedEvent> mOnFinishedEvents;
243
244    void postOnFinishedEvents() {
245        if (mOnFinishedEvents.size()) {
246            sp<InvokeAnimationListeners> message
247                    = new InvokeAnimationListeners(mOnFinishedEvents);
248            mRootNode->sendMessage(message);
249        }
250    }
251};
252
253class ContextFactoryImpl : public IContextFactory {
254public:
255    ContextFactoryImpl(RootRenderNode* rootNode) : mRootNode(rootNode) {}
256
257    virtual AnimationContext* createAnimationContext(renderthread::TimeLord& clock) {
258        return new AnimationContextBridge(clock, mRootNode);
259    }
260
261private:
262    RootRenderNode* mRootNode;
263};
264
265class ObserverProxy;
266
267class NotifyHandler : public MessageHandler {
268public:
269    NotifyHandler(JavaVM* vm, ObserverProxy* observer) : mVm(vm), mObserver(observer) {}
270
271    virtual void handleMessage(const Message& message);
272
273private:
274    JavaVM* const mVm;
275    ObserverProxy* const mObserver;
276};
277
278static jlongArray get_metrics_buffer(JNIEnv* env, jobject observer) {
279    jobject frameMetrics = env->GetObjectField(
280            observer, gFrameMetricsObserverClassInfo.frameMetrics);
281    LOG_ALWAYS_FATAL_IF(frameMetrics == nullptr, "unable to retrieve data sink object");
282    jobject buffer = env->GetObjectField(
283            frameMetrics, gFrameMetricsObserverClassInfo.timingDataBuffer);
284    LOG_ALWAYS_FATAL_IF(buffer == nullptr, "unable to retrieve data sink buffer");
285    return reinterpret_cast<jlongArray>(buffer);
286}
287
288/*
289 * Implements JNI layer for hwui frame metrics reporting.
290 */
291class ObserverProxy : public FrameMetricsObserver {
292public:
293    ObserverProxy(JavaVM *vm, jobject observer) : mVm(vm) {
294        JNIEnv* env = getenv(mVm);
295
296        mObserverWeak = env->NewWeakGlobalRef(observer);
297        LOG_ALWAYS_FATAL_IF(mObserverWeak == nullptr,
298                "unable to create frame stats observer reference");
299
300        jlongArray buffer = get_metrics_buffer(env, observer);
301        jsize bufferSize = env->GetArrayLength(reinterpret_cast<jarray>(buffer));
302        LOG_ALWAYS_FATAL_IF(bufferSize != kBufferSize,
303                "Mismatched Java/Native FrameMetrics data format.");
304
305        jobject messageQueueLocal = env->GetObjectField(
306                observer, gFrameMetricsObserverClassInfo.messageQueue);
307        mMessageQueue = android_os_MessageQueue_getMessageQueue(env, messageQueueLocal);
308        LOG_ALWAYS_FATAL_IF(mMessageQueue == nullptr, "message queue not available");
309
310        mMessageHandler = new NotifyHandler(mVm, this);
311        LOG_ALWAYS_FATAL_IF(mMessageHandler == nullptr,
312                "OOM: unable to allocate NotifyHandler");
313    }
314
315    ~ObserverProxy() {
316        JNIEnv* env = getenv(mVm);
317        env->DeleteWeakGlobalRef(mObserverWeak);
318    }
319
320    jweak getObserverReference() {
321        return mObserverWeak;
322    }
323
324    bool getNextBuffer(JNIEnv* env, jlongArray sink, int* dropCount) {
325        FrameMetricsNotification& elem = mRingBuffer[mNextInQueue];
326
327        if (elem.hasData.load()) {
328            env->SetLongArrayRegion(sink, 0, kBufferSize, elem.buffer);
329            *dropCount = elem.dropCount;
330            mNextInQueue = (mNextInQueue + 1) % kRingSize;
331            elem.hasData = false;
332            return true;
333        }
334
335        return false;
336    }
337
338    virtual void notify(const int64_t* stats) {
339        FrameMetricsNotification& elem = mRingBuffer[mNextFree];
340
341        if (!elem.hasData.load()) {
342            memcpy(elem.buffer, stats, kBufferSize * sizeof(stats[0]));
343
344            elem.dropCount = mDroppedReports;
345            mDroppedReports = 0;
346
347            incStrong(nullptr);
348            mNextFree = (mNextFree + 1) % kRingSize;
349            elem.hasData = true;
350
351            mMessageQueue->getLooper()->sendMessage(mMessageHandler, mMessage);
352        } else {
353            mDroppedReports++;
354        }
355    }
356
357private:
358    static const int kBufferSize = static_cast<int>(FrameInfoIndex::NumIndexes);
359    static constexpr int kRingSize = 3;
360
361    class FrameMetricsNotification {
362    public:
363        FrameMetricsNotification() : hasData(false) {}
364
365        std::atomic_bool hasData;
366        int64_t buffer[kBufferSize];
367        int dropCount = 0;
368    };
369
370    JavaVM* const mVm;
371    jweak mObserverWeak;
372    jobject mJavaBufferGlobal;
373
374    sp<MessageQueue> mMessageQueue;
375    sp<NotifyHandler> mMessageHandler;
376    Message mMessage;
377
378    int mNextFree = 0;
379    int mNextInQueue = 0;
380    FrameMetricsNotification mRingBuffer[kRingSize];
381
382    int mDroppedReports = 0;
383};
384
385void NotifyHandler::handleMessage(const Message& message) {
386    JNIEnv* env = getenv(mVm);
387
388    jobject target = env->NewLocalRef(mObserver->getObserverReference());
389
390    if (target != nullptr) {
391        jlongArray javaBuffer = get_metrics_buffer(env, target);
392        int dropCount = 0;
393        while (mObserver->getNextBuffer(env, javaBuffer, &dropCount)) {
394            env->CallVoidMethod(target, gFrameMetricsObserverClassInfo.callback, dropCount);
395        }
396        env->DeleteLocalRef(target);
397    }
398
399    mObserver->decStrong(nullptr);
400}
401
402static void android_view_ThreadedRenderer_setAtlas(JNIEnv* env, jobject clazz,
403        jlong proxyPtr, jobject graphicBuffer, jlongArray atlasMapArray) {
404    sp<GraphicBuffer> buffer = graphicBufferForJavaObject(env, graphicBuffer);
405    jsize len = env->GetArrayLength(atlasMapArray);
406    if (len <= 0) {
407        ALOGW("Failed to initialize atlas, invalid map length: %d", len);
408        return;
409    }
410    int64_t* map = new int64_t[len];
411    env->GetLongArrayRegion(atlasMapArray, 0, len, map);
412
413    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
414    proxy->setTextureAtlas(buffer, map, len);
415}
416
417static void android_view_ThreadedRenderer_setProcessStatsBuffer(JNIEnv* env, jobject clazz,
418        jlong proxyPtr, jint fd) {
419    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
420    proxy->setProcessStatsBuffer(fd);
421}
422
423static jlong android_view_ThreadedRenderer_createRootRenderNode(JNIEnv* env, jobject clazz) {
424    RootRenderNode* node = new RootRenderNode(env);
425    node->incStrong(0);
426    node->setName("RootRenderNode");
427    return reinterpret_cast<jlong>(node);
428}
429
430static jlong android_view_ThreadedRenderer_createProxy(JNIEnv* env, jobject clazz,
431        jboolean translucent, jlong rootRenderNodePtr) {
432    RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootRenderNodePtr);
433    ContextFactoryImpl factory(rootRenderNode);
434    return (jlong) new RenderProxy(translucent, rootRenderNode, &factory);
435}
436
437static void android_view_ThreadedRenderer_deleteProxy(JNIEnv* env, jobject clazz,
438        jlong proxyPtr) {
439    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
440    delete proxy;
441}
442
443static jboolean android_view_ThreadedRenderer_loadSystemProperties(JNIEnv* env, jobject clazz,
444        jlong proxyPtr) {
445    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
446    return proxy->loadSystemProperties();
447}
448
449static void android_view_ThreadedRenderer_setName(JNIEnv* env, jobject clazz,
450        jlong proxyPtr, jstring jname) {
451    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
452    const char* name = env->GetStringUTFChars(jname, NULL);
453    proxy->setName(name);
454    env->ReleaseStringUTFChars(jname, name);
455}
456
457static void android_view_ThreadedRenderer_initialize(JNIEnv* env, jobject clazz,
458        jlong proxyPtr, jobject jsurface) {
459    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
460    sp<Surface> surface = android_view_Surface_getSurface(env, jsurface);
461    proxy->initialize(surface);
462}
463
464static void android_view_ThreadedRenderer_updateSurface(JNIEnv* env, jobject clazz,
465        jlong proxyPtr, jobject jsurface) {
466    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
467    sp<Surface> surface;
468    if (jsurface) {
469        surface = android_view_Surface_getSurface(env, jsurface);
470    }
471    proxy->updateSurface(surface);
472}
473
474static jboolean android_view_ThreadedRenderer_pauseSurface(JNIEnv* env, jobject clazz,
475        jlong proxyPtr, jobject jsurface) {
476    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
477    sp<Surface> surface;
478    if (jsurface) {
479        surface = android_view_Surface_getSurface(env, jsurface);
480    }
481    return proxy->pauseSurface(surface);
482}
483
484static void android_view_ThreadedRenderer_setStopped(JNIEnv* env, jobject clazz,
485        jlong proxyPtr, jboolean stopped) {
486    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
487    proxy->setStopped(stopped);
488}
489
490static void android_view_ThreadedRenderer_setup(JNIEnv* env, jobject clazz, jlong proxyPtr,
491        jint width, jint height, jfloat lightRadius, jint ambientShadowAlpha, jint spotShadowAlpha) {
492    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
493    proxy->setup(width, height, lightRadius, ambientShadowAlpha, spotShadowAlpha);
494}
495
496static void android_view_ThreadedRenderer_setLightCenter(JNIEnv* env, jobject clazz,
497        jlong proxyPtr, jfloat lightX, jfloat lightY, jfloat lightZ) {
498    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
499    proxy->setLightCenter((Vector3){lightX, lightY, lightZ});
500}
501
502static void android_view_ThreadedRenderer_setOpaque(JNIEnv* env, jobject clazz,
503        jlong proxyPtr, jboolean opaque) {
504    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
505    proxy->setOpaque(opaque);
506}
507
508static int android_view_ThreadedRenderer_syncAndDrawFrame(JNIEnv* env, jobject clazz,
509        jlong proxyPtr, jlongArray frameInfo, jint frameInfoSize, jlong rootNodePtr) {
510    LOG_ALWAYS_FATAL_IF(frameInfoSize != UI_THREAD_FRAME_INFO_SIZE,
511            "Mismatched size expectations, given %d expected %d",
512            frameInfoSize, UI_THREAD_FRAME_INFO_SIZE);
513    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
514    RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootNodePtr);
515    env->GetLongArrayRegion(frameInfo, 0, frameInfoSize, proxy->frameInfo());
516    int ret = proxy->syncAndDrawFrame();
517    rootRenderNode->processMaybeRemovedNodes(env);
518    return ret;
519}
520
521static void android_view_ThreadedRenderer_destroy(JNIEnv* env, jobject clazz,
522        jlong proxyPtr, jlong rootNodePtr) {
523    RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootNodePtr);
524    rootRenderNode->destroy();
525    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
526    proxy->destroy();
527}
528
529static void android_view_ThreadedRenderer_registerAnimatingRenderNode(JNIEnv* env, jobject clazz,
530        jlong rootNodePtr, jlong animatingNodePtr) {
531    RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootNodePtr);
532    RenderNode* animatingNode = reinterpret_cast<RenderNode*>(animatingNodePtr);
533    rootRenderNode->attachAnimatingNode(animatingNode);
534}
535
536static void android_view_ThreadedRenderer_invokeFunctor(JNIEnv* env, jobject clazz,
537        jlong functorPtr, jboolean waitForCompletion) {
538    Functor* functor = reinterpret_cast<Functor*>(functorPtr);
539    RenderProxy::invokeFunctor(functor, waitForCompletion);
540}
541
542static jlong android_view_ThreadedRenderer_createTextureLayer(JNIEnv* env, jobject clazz,
543        jlong proxyPtr) {
544    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
545    DeferredLayerUpdater* layer = proxy->createTextureLayer();
546    return reinterpret_cast<jlong>(layer);
547}
548
549static void android_view_ThreadedRenderer_buildLayer(JNIEnv* env, jobject clazz,
550        jlong proxyPtr, jlong nodePtr) {
551    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
552    RenderNode* node = reinterpret_cast<RenderNode*>(nodePtr);
553    proxy->buildLayer(node);
554}
555
556static jboolean android_view_ThreadedRenderer_copyLayerInto(JNIEnv* env, jobject clazz,
557        jlong proxyPtr, jlong layerPtr, jobject jbitmap) {
558    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
559    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
560    SkBitmap bitmap;
561    GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap);
562    return proxy->copyLayerInto(layer, bitmap);
563}
564
565static void android_view_ThreadedRenderer_pushLayerUpdate(JNIEnv* env, jobject clazz,
566        jlong proxyPtr, jlong layerPtr) {
567    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
568    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
569    proxy->pushLayerUpdate(layer);
570}
571
572static void android_view_ThreadedRenderer_cancelLayerUpdate(JNIEnv* env, jobject clazz,
573        jlong proxyPtr, jlong layerPtr) {
574    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
575    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
576    proxy->cancelLayerUpdate(layer);
577}
578
579static void android_view_ThreadedRenderer_detachSurfaceTexture(JNIEnv* env, jobject clazz,
580        jlong proxyPtr, jlong layerPtr) {
581    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
582    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
583    proxy->detachSurfaceTexture(layer);
584}
585
586static void android_view_ThreadedRenderer_destroyHardwareResources(JNIEnv* env, jobject clazz,
587        jlong proxyPtr) {
588    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
589    proxy->destroyHardwareResources();
590}
591
592static void android_view_ThreadedRenderer_trimMemory(JNIEnv* env, jobject clazz,
593        jint level) {
594    RenderProxy::trimMemory(level);
595}
596
597static void android_view_ThreadedRenderer_overrideProperty(JNIEnv* env, jobject clazz,
598        jstring name, jstring value) {
599    const char* nameCharArray = env->GetStringUTFChars(name, NULL);
600    const char* valueCharArray = env->GetStringUTFChars(value, NULL);
601    RenderProxy::overrideProperty(nameCharArray, valueCharArray);
602    env->ReleaseStringUTFChars(name, nameCharArray);
603    env->ReleaseStringUTFChars(name, valueCharArray);
604}
605
606static void android_view_ThreadedRenderer_fence(JNIEnv* env, jobject clazz,
607        jlong proxyPtr) {
608    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
609    proxy->fence();
610}
611
612static void android_view_ThreadedRenderer_stopDrawing(JNIEnv* env, jobject clazz,
613        jlong proxyPtr) {
614    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
615    proxy->stopDrawing();
616}
617
618static void android_view_ThreadedRenderer_notifyFramePending(JNIEnv* env, jobject clazz,
619        jlong proxyPtr) {
620    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
621    proxy->notifyFramePending();
622}
623
624static void android_view_ThreadedRenderer_serializeDisplayListTree(JNIEnv* env, jobject clazz,
625        jlong proxyPtr) {
626    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
627    proxy->serializeDisplayListTree();
628}
629
630static void android_view_ThreadedRenderer_dumpProfileInfo(JNIEnv* env, jobject clazz,
631        jlong proxyPtr, jobject javaFileDescriptor, jint dumpFlags) {
632    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
633    int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor);
634    proxy->dumpProfileInfo(fd, dumpFlags);
635}
636
637static void android_view_ThreadedRenderer_dumpProfileData(JNIEnv* env, jobject clazz,
638        jbyteArray jdata, jobject javaFileDescriptor) {
639    int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor);
640    ScopedByteArrayRO buffer(env, jdata);
641    if (buffer.get()) {
642        JankTracker::dumpBuffer(buffer.get(), buffer.size(), fd);
643    }
644}
645
646static void android_view_ThreadedRenderer_addRenderNode(JNIEnv* env, jobject clazz,
647        jlong proxyPtr, jlong renderNodePtr, jboolean placeFront) {
648    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
649    RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
650    proxy->addRenderNode(renderNode, placeFront);
651}
652
653static void android_view_ThreadedRenderer_removeRenderNode(JNIEnv* env, jobject clazz,
654        jlong proxyPtr, jlong renderNodePtr) {
655    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
656    RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
657    proxy->removeRenderNode(renderNode);
658}
659
660static void android_view_ThreadedRendererd_drawRenderNode(JNIEnv* env, jobject clazz,
661        jlong proxyPtr, jlong renderNodePtr) {
662    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
663    RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
664    proxy->drawRenderNode(renderNode);
665}
666
667static void android_view_ThreadedRenderer_setContentDrawBounds(JNIEnv* env,
668        jobject clazz, jlong proxyPtr, jint left, jint top, jint right, jint bottom) {
669    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
670    proxy->setContentDrawBounds(left, top, right, bottom);
671}
672
673// ----------------------------------------------------------------------------
674// FrameMetricsObserver
675// ----------------------------------------------------------------------------
676
677static jlong android_view_ThreadedRenderer_addFrameMetricsObserver(JNIEnv* env,
678        jclass clazz, jlong proxyPtr, jobject fso) {
679    JavaVM* vm = nullptr;
680    if (env->GetJavaVM(&vm) != JNI_OK) {
681        LOG_ALWAYS_FATAL("Unable to get Java VM");
682        return 0;
683    }
684
685    renderthread::RenderProxy* renderProxy =
686            reinterpret_cast<renderthread::RenderProxy*>(proxyPtr);
687
688    FrameMetricsObserver* observer = new ObserverProxy(vm, fso);
689    renderProxy->addFrameMetricsObserver(observer);
690    return reinterpret_cast<jlong>(observer);
691}
692
693static void android_view_ThreadedRenderer_removeFrameMetricsObserver(JNIEnv* env, jclass clazz,
694        jlong proxyPtr, jlong observerPtr) {
695    FrameMetricsObserver* observer = reinterpret_cast<FrameMetricsObserver*>(observerPtr);
696    renderthread::RenderProxy* renderProxy =
697            reinterpret_cast<renderthread::RenderProxy*>(proxyPtr);
698
699    renderProxy->removeFrameMetricsObserver(observer);
700}
701
702// ----------------------------------------------------------------------------
703// Shaders
704// ----------------------------------------------------------------------------
705
706static void android_view_ThreadedRenderer_setupShadersDiskCache(JNIEnv* env, jobject clazz,
707        jstring diskCachePath) {
708    const char* cacheArray = env->GetStringUTFChars(diskCachePath, NULL);
709    egl_cache_t::get()->setCacheFilename(cacheArray);
710    env->ReleaseStringUTFChars(diskCachePath, cacheArray);
711}
712
713// ----------------------------------------------------------------------------
714// Layers
715// ----------------------------------------------------------------------------
716
717static void android_view_ThreadedRenderer_setupVulkanLayerPath(JNIEnv* env, jobject clazz,
718        jstring layerPath) {
719
720    const char* layerArray = env->GetStringUTFChars(layerPath, NULL);
721    vulkan::LoaderData::GetInstance().layer_path = layerArray;
722    env->ReleaseStringUTFChars(layerPath, layerArray);
723}
724
725// ----------------------------------------------------------------------------
726// JNI Glue
727// ----------------------------------------------------------------------------
728
729const char* const kClassPathName = "android/view/ThreadedRenderer";
730
731static const JNINativeMethod gMethods[] = {
732    { "nSetAtlas", "(JLandroid/view/GraphicBuffer;[J)V",   (void*) android_view_ThreadedRenderer_setAtlas },
733    { "nSetProcessStatsBuffer", "(JI)V", (void*) android_view_ThreadedRenderer_setProcessStatsBuffer },
734    { "nCreateRootRenderNode", "()J", (void*) android_view_ThreadedRenderer_createRootRenderNode },
735    { "nCreateProxy", "(ZJ)J", (void*) android_view_ThreadedRenderer_createProxy },
736    { "nDeleteProxy", "(J)V", (void*) android_view_ThreadedRenderer_deleteProxy },
737    { "nLoadSystemProperties", "(J)Z", (void*) android_view_ThreadedRenderer_loadSystemProperties },
738    { "nSetName", "(JLjava/lang/String;)V", (void*) android_view_ThreadedRenderer_setName },
739    { "nInitialize", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_initialize },
740    { "nUpdateSurface", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_updateSurface },
741    { "nPauseSurface", "(JLandroid/view/Surface;)Z", (void*) android_view_ThreadedRenderer_pauseSurface },
742    { "nSetStopped", "(JZ)V", (void*) android_view_ThreadedRenderer_setStopped },
743    { "nSetup", "(JIIFII)V", (void*) android_view_ThreadedRenderer_setup },
744    { "nSetLightCenter", "(JFFF)V", (void*) android_view_ThreadedRenderer_setLightCenter },
745    { "nSetOpaque", "(JZ)V", (void*) android_view_ThreadedRenderer_setOpaque },
746    { "nSyncAndDrawFrame", "(J[JIJ)I", (void*) android_view_ThreadedRenderer_syncAndDrawFrame },
747    { "nDestroy", "(JJ)V", (void*) android_view_ThreadedRenderer_destroy },
748    { "nRegisterAnimatingRenderNode", "(JJ)V", (void*) android_view_ThreadedRenderer_registerAnimatingRenderNode },
749    { "nInvokeFunctor", "(JZ)V", (void*) android_view_ThreadedRenderer_invokeFunctor },
750    { "nCreateTextureLayer", "(J)J", (void*) android_view_ThreadedRenderer_createTextureLayer },
751    { "nBuildLayer", "(JJ)V", (void*) android_view_ThreadedRenderer_buildLayer },
752    { "nCopyLayerInto", "(JJLandroid/graphics/Bitmap;)Z", (void*) android_view_ThreadedRenderer_copyLayerInto },
753    { "nPushLayerUpdate", "(JJ)V", (void*) android_view_ThreadedRenderer_pushLayerUpdate },
754    { "nCancelLayerUpdate", "(JJ)V", (void*) android_view_ThreadedRenderer_cancelLayerUpdate },
755    { "nDetachSurfaceTexture", "(JJ)V", (void*) android_view_ThreadedRenderer_detachSurfaceTexture },
756    { "nDestroyHardwareResources", "(J)V", (void*) android_view_ThreadedRenderer_destroyHardwareResources },
757    { "nTrimMemory", "(I)V", (void*) android_view_ThreadedRenderer_trimMemory },
758    { "nOverrideProperty", "(Ljava/lang/String;Ljava/lang/String;)V",  (void*) android_view_ThreadedRenderer_overrideProperty },
759    { "nFence", "(J)V", (void*) android_view_ThreadedRenderer_fence },
760    { "nStopDrawing", "(J)V", (void*) android_view_ThreadedRenderer_stopDrawing },
761    { "nNotifyFramePending", "(J)V", (void*) android_view_ThreadedRenderer_notifyFramePending },
762    { "nSerializeDisplayListTree", "(J)V", (void*) android_view_ThreadedRenderer_serializeDisplayListTree },
763    { "nDumpProfileInfo", "(JLjava/io/FileDescriptor;I)V", (void*) android_view_ThreadedRenderer_dumpProfileInfo },
764    { "nDumpProfileData", "([BLjava/io/FileDescriptor;)V", (void*) android_view_ThreadedRenderer_dumpProfileData },
765    { "setupShadersDiskCache", "(Ljava/lang/String;)V",
766                (void*) android_view_ThreadedRenderer_setupShadersDiskCache },
767    { "setupVulkanLayerPath", "(Ljava/lang/String;)V",
768                (void*) android_view_ThreadedRenderer_setupVulkanLayerPath },
769    { "nAddRenderNode", "(JJZ)V", (void*) android_view_ThreadedRenderer_addRenderNode},
770    { "nRemoveRenderNode", "(JJ)V", (void*) android_view_ThreadedRenderer_removeRenderNode},
771    { "nDrawRenderNode", "(JJ)V", (void*) android_view_ThreadedRendererd_drawRenderNode},
772    { "nSetContentDrawBounds", "(JIIII)V", (void*)android_view_ThreadedRenderer_setContentDrawBounds},
773    { "nAddFrameMetricsObserver",
774            "(JLandroid/view/FrameMetricsObserver;)J",
775            (void*)android_view_ThreadedRenderer_addFrameMetricsObserver },
776    { "nRemoveFrameMetricsObserver",
777            "(JJ)V",
778            (void*)android_view_ThreadedRenderer_removeFrameMetricsObserver },
779};
780
781int register_android_view_ThreadedRenderer(JNIEnv* env) {
782    jclass observerClass = FindClassOrDie(env, "android/view/FrameMetricsObserver");
783    gFrameMetricsObserverClassInfo.frameMetrics = GetFieldIDOrDie(
784            env, observerClass, "mFrameMetrics", "Landroid/view/FrameMetrics;");
785    gFrameMetricsObserverClassInfo.messageQueue = GetFieldIDOrDie(
786            env, observerClass, "mMessageQueue", "Landroid/os/MessageQueue;");
787    gFrameMetricsObserverClassInfo.callback = GetMethodIDOrDie(
788            env, observerClass, "notifyDataAvailable", "(I)V");
789
790    jclass metricsClass = FindClassOrDie(env, "android/view/FrameMetrics");
791    gFrameMetricsObserverClassInfo.timingDataBuffer = GetFieldIDOrDie(
792            env, metricsClass, "mTimingData", "[J");
793
794    return RegisterMethodsOrDie(env, kClassPathName, gMethods, NELEM(gMethods));
795}
796
797}; // namespace android
798