android_view_ThreadedRenderer.cpp revision 76766d29b33ebb059d36bc20dd2a1c364ebe2eca 
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
32#include <utils/Looper.h>
33#include <utils/RefBase.h>
34#include <utils/StrongPointer.h>
35#include <android_runtime/android_view_Surface.h>
36#include <system/window.h>
37
38#include "android_view_GraphicBuffer.h"
39#include "android_os_MessageQueue.h"
40
41#include <Animator.h>
42#include <AnimationContext.h>
43#include <FrameInfo.h>
44#include <FrameMetricsObserver.h>
45#include <IContextFactory.h>
46#include <JankTracker.h>
47#include <RenderNode.h>
48#include <renderthread/CanvasContext.h>
49#include <renderthread/RenderProxy.h>
50#include <renderthread/RenderTask.h>
51#include <renderthread/RenderThread.h>
52
53namespace android {
54
55using namespace android::uirenderer;
56using namespace android::uirenderer::renderthread;
57
58struct {
59    jfieldID frameMetrics;
60    jfieldID timingDataBuffer;
61    jfieldID messageQueue;
62    jmethodID callback;
63} gFrameMetricsObserverClassInfo;
64
65static JNIEnv* getenv(JavaVM* vm) {
66    JNIEnv* env;
67    if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK) {
68        LOG_ALWAYS_FATAL("Failed to get JNIEnv for JavaVM: %p", vm);
69    }
70    return env;
71}
72
73// TODO: Clean this up, it's a bit odd to need to call over to
74// rendernode's jni layer. Probably means RootRenderNode should be pulled
75// into HWUI with appropriate callbacks for the various JNI hooks so
76// that RenderNode's JNI layer can handle its own thing
77void onRenderNodeRemoved(JNIEnv* env, RenderNode* node);
78
79class ScopedRemovedRenderNodeObserver : public TreeObserver {
80public:
81    ScopedRemovedRenderNodeObserver(JNIEnv* env) : mEnv(env) {}
82    ~ScopedRemovedRenderNodeObserver() {
83        for (auto& node : mMaybeRemovedNodes) {
84            if (node->hasParents()) continue;
85            onRenderNodeRemoved(mEnv, node.get());
86        }
87    }
88
89    virtual void onMaybeRemovedFromTree(RenderNode* node) override {
90        mMaybeRemovedNodes.insert(sp<RenderNode>(node));
91    }
92
93private:
94    JNIEnv* mEnv;
95    std::set< sp<RenderNode> > mMaybeRemovedNodes;
96};
97
98class OnFinishedEvent {
99public:
100    OnFinishedEvent(BaseRenderNodeAnimator* animator, AnimationListener* listener)
101            : animator(animator), listener(listener) {}
102    sp<BaseRenderNodeAnimator> animator;
103    sp<AnimationListener> listener;
104};
105
106class InvokeAnimationListeners : public MessageHandler {
107public:
108    explicit InvokeAnimationListeners(std::vector<OnFinishedEvent>& events) {
109        mOnFinishedEvents.swap(events);
110    }
111
112    static void callOnFinished(OnFinishedEvent& event) {
113        event.listener->onAnimationFinished(event.animator.get());
114    }
115
116    virtual void handleMessage(const Message& message) {
117        std::for_each(mOnFinishedEvents.begin(), mOnFinishedEvents.end(), callOnFinished);
118        mOnFinishedEvents.clear();
119    }
120
121private:
122    std::vector<OnFinishedEvent> mOnFinishedEvents;
123};
124
125class RenderingException : public MessageHandler {
126public:
127    RenderingException(JavaVM* vm, const std::string& message)
128            : mVm(vm)
129            , mMessage(message) {
130    }
131
132    virtual void handleMessage(const Message&) {
133        throwException(mVm, mMessage);
134    }
135
136    static void throwException(JavaVM* vm, const std::string& message) {
137        JNIEnv* env = getenv(vm);
138        jniThrowException(env, "java/lang/IllegalStateException", message.c_str());
139    }
140
141private:
142    JavaVM* mVm;
143    std::string mMessage;
144};
145
146class RootRenderNode : public RenderNode, ErrorHandler {
147public:
148    explicit RootRenderNode(JNIEnv* env) : RenderNode() {
149        mLooper = Looper::getForThread();
150        LOG_ALWAYS_FATAL_IF(!mLooper.get(),
151                "Must create RootRenderNode on a thread with a looper!");
152        env->GetJavaVM(&mVm);
153    }
154
155    virtual ~RootRenderNode() {}
156
157    virtual void onError(const std::string& message) override {
158        mLooper->sendMessage(new RenderingException(mVm, message), 0);
159    }
160
161    virtual void prepareTree(TreeInfo& info) override {
162        info.errorHandler = this;
163        // TODO: This is hacky
164        info.windowInsetLeft = -stagingProperties().getLeft();
165        info.windowInsetTop = -stagingProperties().getTop();
166        info.updateWindowPositions = true;
167        RenderNode::prepareTree(info);
168        info.updateWindowPositions = false;
169        info.windowInsetLeft = 0;
170        info.windowInsetTop = 0;
171        info.errorHandler = nullptr;
172    }
173
174    void sendMessage(const sp<MessageHandler>& handler) {
175        mLooper->sendMessage(handler, 0);
176    }
177
178    void attachAnimatingNode(RenderNode* animatingNode) {
179        mPendingAnimatingRenderNodes.push_back(animatingNode);
180    }
181
182    void doAttachAnimatingNodes(AnimationContext* context) {
183        for (size_t i = 0; i < mPendingAnimatingRenderNodes.size(); i++) {
184            RenderNode* node = mPendingAnimatingRenderNodes[i].get();
185            context->addAnimatingRenderNode(*node);
186        }
187        mPendingAnimatingRenderNodes.clear();
188    }
189
190    void destroy() {
191        for (auto& renderNode : mPendingAnimatingRenderNodes) {
192            renderNode->animators().endAllStagingAnimators();
193        }
194        mPendingAnimatingRenderNodes.clear();
195    }
196
197private:
198    sp<Looper> mLooper;
199    JavaVM* mVm;
200    std::vector< sp<RenderNode> > mPendingAnimatingRenderNodes;
201};
202
203class AnimationContextBridge : public AnimationContext {
204public:
205    AnimationContextBridge(renderthread::TimeLord& clock, RootRenderNode* rootNode)
206            : AnimationContext(clock), mRootNode(rootNode) {
207    }
208
209    virtual ~AnimationContextBridge() {}
210
211    // Marks the start of a frame, which will update the frame time and move all
212    // next frame animations into the current frame
213    virtual void startFrame(TreeInfo::TraversalMode mode) {
214        if (mode == TreeInfo::MODE_FULL) {
215            mRootNode->doAttachAnimatingNodes(this);
216        }
217        AnimationContext::startFrame(mode);
218    }
219
220    // Runs any animations still left in mCurrentFrameAnimations
221    virtual void runRemainingAnimations(TreeInfo& info) {
222        AnimationContext::runRemainingAnimations(info);
223        postOnFinishedEvents();
224    }
225
226    virtual void callOnFinished(BaseRenderNodeAnimator* animator, AnimationListener* listener) {
227        OnFinishedEvent event(animator, listener);
228        mOnFinishedEvents.push_back(event);
229    }
230
231    virtual void destroy() {
232        AnimationContext::destroy();
233        postOnFinishedEvents();
234    }
235
236private:
237    sp<RootRenderNode> mRootNode;
238    std::vector<OnFinishedEvent> mOnFinishedEvents;
239
240    void postOnFinishedEvents() {
241        if (mOnFinishedEvents.size()) {
242            sp<InvokeAnimationListeners> message
243                    = new InvokeAnimationListeners(mOnFinishedEvents);
244            mRootNode->sendMessage(message);
245        }
246    }
247};
248
249class ContextFactoryImpl : public IContextFactory {
250public:
251    explicit ContextFactoryImpl(RootRenderNode* rootNode) : mRootNode(rootNode) {}
252
253    virtual AnimationContext* createAnimationContext(renderthread::TimeLord& clock) {
254        return new AnimationContextBridge(clock, mRootNode);
255    }
256
257private:
258    RootRenderNode* mRootNode;
259};
260
261class ObserverProxy;
262
263class NotifyHandler : public MessageHandler {
264public:
265    NotifyHandler(JavaVM* vm, ObserverProxy* observer) : mVm(vm), mObserver(observer) {}
266
267    virtual void handleMessage(const Message& message);
268
269private:
270    JavaVM* const mVm;
271    ObserverProxy* const mObserver;
272};
273
274static jlongArray get_metrics_buffer(JNIEnv* env, jobject observer) {
275    jobject frameMetrics = env->GetObjectField(
276            observer, gFrameMetricsObserverClassInfo.frameMetrics);
277    LOG_ALWAYS_FATAL_IF(frameMetrics == nullptr, "unable to retrieve data sink object");
278    jobject buffer = env->GetObjectField(
279            frameMetrics, gFrameMetricsObserverClassInfo.timingDataBuffer);
280    LOG_ALWAYS_FATAL_IF(buffer == nullptr, "unable to retrieve data sink buffer");
281    return reinterpret_cast<jlongArray>(buffer);
282}
283
284/*
285 * Implements JNI layer for hwui frame metrics reporting.
286 */
287class ObserverProxy : public FrameMetricsObserver {
288public:
289    ObserverProxy(JavaVM *vm, jobject observer) : mVm(vm) {
290        JNIEnv* env = getenv(mVm);
291
292        mObserverWeak = env->NewWeakGlobalRef(observer);
293        LOG_ALWAYS_FATAL_IF(mObserverWeak == nullptr,
294                "unable to create frame stats observer reference");
295
296        jlongArray buffer = get_metrics_buffer(env, observer);
297        jsize bufferSize = env->GetArrayLength(reinterpret_cast<jarray>(buffer));
298        LOG_ALWAYS_FATAL_IF(bufferSize != kBufferSize,
299                "Mismatched Java/Native FrameMetrics data format.");
300
301        jobject messageQueueLocal = env->GetObjectField(
302                observer, gFrameMetricsObserverClassInfo.messageQueue);
303        mMessageQueue = android_os_MessageQueue_getMessageQueue(env, messageQueueLocal);
304        LOG_ALWAYS_FATAL_IF(mMessageQueue == nullptr, "message queue not available");
305
306        mMessageHandler = new NotifyHandler(mVm, this);
307        LOG_ALWAYS_FATAL_IF(mMessageHandler == nullptr,
308                "OOM: unable to allocate NotifyHandler");
309    }
310
311    ~ObserverProxy() {
312        JNIEnv* env = getenv(mVm);
313        env->DeleteWeakGlobalRef(mObserverWeak);
314    }
315
316    jweak getObserverReference() {
317        return mObserverWeak;
318    }
319
320    bool getNextBuffer(JNIEnv* env, jlongArray sink, int* dropCount) {
321        FrameMetricsNotification& elem = mRingBuffer[mNextInQueue];
322
323        if (elem.hasData.load()) {
324            env->SetLongArrayRegion(sink, 0, kBufferSize, elem.buffer);
325            *dropCount = elem.dropCount;
326            mNextInQueue = (mNextInQueue + 1) % kRingSize;
327            elem.hasData = false;
328            return true;
329        }
330
331        return false;
332    }
333
334    virtual void notify(const int64_t* stats) {
335        FrameMetricsNotification& elem = mRingBuffer[mNextFree];
336
337        if (!elem.hasData.load()) {
338            memcpy(elem.buffer, stats, kBufferSize * sizeof(stats[0]));
339
340            elem.dropCount = mDroppedReports;
341            mDroppedReports = 0;
342
343            incStrong(nullptr);
344            mNextFree = (mNextFree + 1) % kRingSize;
345            elem.hasData = true;
346
347            mMessageQueue->getLooper()->sendMessage(mMessageHandler, mMessage);
348        } else {
349            mDroppedReports++;
350        }
351    }
352
353private:
354    static const int kBufferSize = static_cast<int>(FrameInfoIndex::NumIndexes);
355    static constexpr int kRingSize = 3;
356
357    class FrameMetricsNotification {
358    public:
359        FrameMetricsNotification() : hasData(false) {}
360
361        std::atomic_bool hasData;
362        int64_t buffer[kBufferSize];
363        int dropCount = 0;
364    };
365
366    JavaVM* const mVm;
367    jweak mObserverWeak;
368
369    sp<MessageQueue> mMessageQueue;
370    sp<NotifyHandler> mMessageHandler;
371    Message mMessage;
372
373    int mNextFree = 0;
374    int mNextInQueue = 0;
375    FrameMetricsNotification mRingBuffer[kRingSize];
376
377    int mDroppedReports = 0;
378};
379
380void NotifyHandler::handleMessage(const Message& message) {
381    JNIEnv* env = getenv(mVm);
382
383    jobject target = env->NewLocalRef(mObserver->getObserverReference());
384
385    if (target != nullptr) {
386        jlongArray javaBuffer = get_metrics_buffer(env, target);
387        int dropCount = 0;
388        while (mObserver->getNextBuffer(env, javaBuffer, &dropCount)) {
389            env->CallVoidMethod(target, gFrameMetricsObserverClassInfo.callback, dropCount);
390        }
391        env->DeleteLocalRef(target);
392    }
393
394    mObserver->decStrong(nullptr);
395}
396
397static void android_view_ThreadedRenderer_setAtlas(JNIEnv* env, jobject clazz,
398        jlong proxyPtr, jobject graphicBuffer, jlongArray atlasMapArray) {
399    sp<GraphicBuffer> buffer = graphicBufferForJavaObject(env, graphicBuffer);
400    jsize len = env->GetArrayLength(atlasMapArray);
401    if (len <= 0) {
402        ALOGW("Failed to initialize atlas, invalid map length: %d", len);
403        return;
404    }
405    int64_t* map = new int64_t[len];
406    env->GetLongArrayRegion(atlasMapArray, 0, len, map);
407
408    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
409    proxy->setTextureAtlas(buffer, map, len);
410}
411
412static void android_view_ThreadedRenderer_setProcessStatsBuffer(JNIEnv* env, jobject clazz,
413        jlong proxyPtr, jint fd) {
414    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
415    proxy->setProcessStatsBuffer(fd);
416}
417
418static jlong android_view_ThreadedRenderer_createRootRenderNode(JNIEnv* env, jobject clazz) {
419    RootRenderNode* node = new RootRenderNode(env);
420    node->incStrong(0);
421    node->setName("RootRenderNode");
422    return reinterpret_cast<jlong>(node);
423}
424
425static jlong android_view_ThreadedRenderer_createProxy(JNIEnv* env, jobject clazz,
426        jboolean translucent, jlong rootRenderNodePtr) {
427    RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootRenderNodePtr);
428    ContextFactoryImpl factory(rootRenderNode);
429    return (jlong) new RenderProxy(translucent, rootRenderNode, &factory);
430}
431
432static void android_view_ThreadedRenderer_deleteProxy(JNIEnv* env, jobject clazz,
433        jlong proxyPtr) {
434    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
435    delete proxy;
436}
437
438static jboolean android_view_ThreadedRenderer_loadSystemProperties(JNIEnv* env, jobject clazz,
439        jlong proxyPtr) {
440    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
441    return proxy->loadSystemProperties();
442}
443
444static void android_view_ThreadedRenderer_setName(JNIEnv* env, jobject clazz,
445        jlong proxyPtr, jstring jname) {
446    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
447    const char* name = env->GetStringUTFChars(jname, NULL);
448    proxy->setName(name);
449    env->ReleaseStringUTFChars(jname, name);
450}
451
452static void android_view_ThreadedRenderer_initialize(JNIEnv* env, jobject clazz,
453        jlong proxyPtr, jobject jsurface) {
454    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
455    sp<Surface> surface = android_view_Surface_getSurface(env, jsurface);
456    proxy->initialize(surface);
457}
458
459static void android_view_ThreadedRenderer_updateSurface(JNIEnv* env, jobject clazz,
460        jlong proxyPtr, jobject jsurface) {
461    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
462    sp<Surface> surface;
463    if (jsurface) {
464        surface = android_view_Surface_getSurface(env, jsurface);
465    }
466    proxy->updateSurface(surface);
467}
468
469static jboolean android_view_ThreadedRenderer_pauseSurface(JNIEnv* env, jobject clazz,
470        jlong proxyPtr, jobject jsurface) {
471    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
472    sp<Surface> surface;
473    if (jsurface) {
474        surface = android_view_Surface_getSurface(env, jsurface);
475    }
476    return proxy->pauseSurface(surface);
477}
478
479static void android_view_ThreadedRenderer_setStopped(JNIEnv* env, jobject clazz,
480        jlong proxyPtr, jboolean stopped) {
481    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
482    proxy->setStopped(stopped);
483}
484
485static void android_view_ThreadedRenderer_setup(JNIEnv* env, jobject clazz, jlong proxyPtr,
486        jint width, jint height, jfloat lightRadius, jint ambientShadowAlpha, jint spotShadowAlpha) {
487    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
488    proxy->setup(width, height, lightRadius, ambientShadowAlpha, spotShadowAlpha);
489}
490
491static void android_view_ThreadedRenderer_setLightCenter(JNIEnv* env, jobject clazz,
492        jlong proxyPtr, jfloat lightX, jfloat lightY, jfloat lightZ) {
493    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
494    proxy->setLightCenter((Vector3){lightX, lightY, lightZ});
495}
496
497static void android_view_ThreadedRenderer_setOpaque(JNIEnv* env, jobject clazz,
498        jlong proxyPtr, jboolean opaque) {
499    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
500    proxy->setOpaque(opaque);
501}
502
503static int android_view_ThreadedRenderer_syncAndDrawFrame(JNIEnv* env, jobject clazz,
504        jlong proxyPtr, jlongArray frameInfo, jint frameInfoSize) {
505    LOG_ALWAYS_FATAL_IF(frameInfoSize != UI_THREAD_FRAME_INFO_SIZE,
506            "Mismatched size expectations, given %d expected %d",
507            frameInfoSize, UI_THREAD_FRAME_INFO_SIZE);
508    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
509    ScopedRemovedRenderNodeObserver observer(env);
510    env->GetLongArrayRegion(frameInfo, 0, frameInfoSize, proxy->frameInfo());
511    return proxy->syncAndDrawFrame(&observer);
512}
513
514static void android_view_ThreadedRenderer_destroy(JNIEnv* env, jobject clazz,
515        jlong proxyPtr, jlong rootNodePtr) {
516    ScopedRemovedRenderNodeObserver observer(env);
517    RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootNodePtr);
518    rootRenderNode->destroy();
519    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
520    proxy->destroy(&observer);
521}
522
523static void android_view_ThreadedRenderer_registerAnimatingRenderNode(JNIEnv* env, jobject clazz,
524        jlong rootNodePtr, jlong animatingNodePtr) {
525    RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootNodePtr);
526    RenderNode* animatingNode = reinterpret_cast<RenderNode*>(animatingNodePtr);
527    rootRenderNode->attachAnimatingNode(animatingNode);
528}
529
530static void android_view_ThreadedRenderer_invokeFunctor(JNIEnv* env, jobject clazz,
531        jlong functorPtr, jboolean waitForCompletion) {
532    Functor* functor = reinterpret_cast<Functor*>(functorPtr);
533    RenderProxy::invokeFunctor(functor, waitForCompletion);
534}
535
536static jlong android_view_ThreadedRenderer_createTextureLayer(JNIEnv* env, jobject clazz,
537        jlong proxyPtr) {
538    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
539    DeferredLayerUpdater* layer = proxy->createTextureLayer();
540    return reinterpret_cast<jlong>(layer);
541}
542
543static void android_view_ThreadedRenderer_buildLayer(JNIEnv* env, jobject clazz,
544        jlong proxyPtr, jlong nodePtr) {
545    ScopedRemovedRenderNodeObserver observer(env);
546    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
547    RenderNode* node = reinterpret_cast<RenderNode*>(nodePtr);
548    proxy->buildLayer(node, &observer);
549}
550
551static jboolean android_view_ThreadedRenderer_copyLayerInto(JNIEnv* env, jobject clazz,
552        jlong proxyPtr, jlong layerPtr, jobject jbitmap) {
553    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
554    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
555    SkBitmap bitmap;
556    GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap);
557    return proxy->copyLayerInto(layer, bitmap);
558}
559
560static void android_view_ThreadedRenderer_pushLayerUpdate(JNIEnv* env, jobject clazz,
561        jlong proxyPtr, jlong layerPtr) {
562    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
563    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
564    proxy->pushLayerUpdate(layer);
565}
566
567static void android_view_ThreadedRenderer_cancelLayerUpdate(JNIEnv* env, jobject clazz,
568        jlong proxyPtr, jlong layerPtr) {
569    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
570    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
571    proxy->cancelLayerUpdate(layer);
572}
573
574static void android_view_ThreadedRenderer_detachSurfaceTexture(JNIEnv* env, jobject clazz,
575        jlong proxyPtr, jlong layerPtr) {
576    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
577    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
578    proxy->detachSurfaceTexture(layer);
579}
580
581static void android_view_ThreadedRenderer_destroyHardwareResources(JNIEnv* env, jobject clazz,
582        jlong proxyPtr) {
583    ScopedRemovedRenderNodeObserver observer(env);
584    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
585    proxy->destroyHardwareResources(&observer);
586}
587
588static void android_view_ThreadedRenderer_trimMemory(JNIEnv* env, jobject clazz,
589        jint level) {
590    RenderProxy::trimMemory(level);
591}
592
593static void android_view_ThreadedRenderer_overrideProperty(JNIEnv* env, jobject clazz,
594        jstring name, jstring value) {
595    const char* nameCharArray = env->GetStringUTFChars(name, NULL);
596    const char* valueCharArray = env->GetStringUTFChars(value, NULL);
597    RenderProxy::overrideProperty(nameCharArray, valueCharArray);
598    env->ReleaseStringUTFChars(name, nameCharArray);
599    env->ReleaseStringUTFChars(name, valueCharArray);
600}
601
602static void android_view_ThreadedRenderer_fence(JNIEnv* env, jobject clazz,
603        jlong proxyPtr) {
604    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
605    proxy->fence();
606}
607
608static void android_view_ThreadedRenderer_stopDrawing(JNIEnv* env, jobject clazz,
609        jlong proxyPtr) {
610    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
611    proxy->stopDrawing();
612}
613
614static void android_view_ThreadedRenderer_notifyFramePending(JNIEnv* env, jobject clazz,
615        jlong proxyPtr) {
616    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
617    proxy->notifyFramePending();
618}
619
620static void android_view_ThreadedRenderer_serializeDisplayListTree(JNIEnv* env, jobject clazz,
621        jlong proxyPtr) {
622    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
623    proxy->serializeDisplayListTree();
624}
625
626static void android_view_ThreadedRenderer_dumpProfileInfo(JNIEnv* env, jobject clazz,
627        jlong proxyPtr, jobject javaFileDescriptor, jint dumpFlags) {
628    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
629    int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor);
630    proxy->dumpProfileInfo(fd, dumpFlags);
631}
632
633static void android_view_ThreadedRenderer_dumpProfileData(JNIEnv* env, jobject clazz,
634        jbyteArray jdata, jobject javaFileDescriptor) {
635    int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor);
636    ScopedByteArrayRO buffer(env, jdata);
637    if (buffer.get()) {
638        JankTracker::dumpBuffer(buffer.get(), buffer.size(), fd);
639    }
640}
641
642static void android_view_ThreadedRenderer_addRenderNode(JNIEnv* env, jobject clazz,
643        jlong proxyPtr, jlong renderNodePtr, jboolean placeFront) {
644    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
645    RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
646    proxy->addRenderNode(renderNode, placeFront);
647}
648
649static void android_view_ThreadedRenderer_removeRenderNode(JNIEnv* env, jobject clazz,
650        jlong proxyPtr, jlong renderNodePtr) {
651    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
652    RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
653    proxy->removeRenderNode(renderNode);
654}
655
656static void android_view_ThreadedRendererd_drawRenderNode(JNIEnv* env, jobject clazz,
657        jlong proxyPtr, jlong renderNodePtr) {
658    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
659    RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
660    proxy->drawRenderNode(renderNode);
661}
662
663static void android_view_ThreadedRenderer_setContentDrawBounds(JNIEnv* env,
664        jobject clazz, jlong proxyPtr, jint left, jint top, jint right, jint bottom) {
665    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
666    proxy->setContentDrawBounds(left, top, right, bottom);
667}
668
669static jint android_view_ThreadedRenderer_copySurfaceInto(JNIEnv* env,
670        jobject clazz, jobject jsurface, jobject jbitmap) {
671    SkBitmap bitmap;
672    GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap);
673    sp<Surface> surface = android_view_Surface_getSurface(env, jsurface);
674    return RenderProxy::copySurfaceInto(surface, &bitmap);
675}
676
677// ----------------------------------------------------------------------------
678// FrameMetricsObserver
679// ----------------------------------------------------------------------------
680
681static jlong android_view_ThreadedRenderer_addFrameMetricsObserver(JNIEnv* env,
682        jclass clazz, jlong proxyPtr, jobject fso) {
683    JavaVM* vm = nullptr;
684    if (env->GetJavaVM(&vm) != JNI_OK) {
685        LOG_ALWAYS_FATAL("Unable to get Java VM");
686        return 0;
687    }
688
689    renderthread::RenderProxy* renderProxy =
690            reinterpret_cast<renderthread::RenderProxy*>(proxyPtr);
691
692    FrameMetricsObserver* observer = new ObserverProxy(vm, fso);
693    renderProxy->addFrameMetricsObserver(observer);
694    return reinterpret_cast<jlong>(observer);
695}
696
697static void android_view_ThreadedRenderer_removeFrameMetricsObserver(JNIEnv* env, jclass clazz,
698        jlong proxyPtr, jlong observerPtr) {
699    FrameMetricsObserver* observer = reinterpret_cast<FrameMetricsObserver*>(observerPtr);
700    renderthread::RenderProxy* renderProxy =
701            reinterpret_cast<renderthread::RenderProxy*>(proxyPtr);
702
703    renderProxy->removeFrameMetricsObserver(observer);
704}
705
706// ----------------------------------------------------------------------------
707// Shaders
708// ----------------------------------------------------------------------------
709
710static void android_view_ThreadedRenderer_setupShadersDiskCache(JNIEnv* env, jobject clazz,
711        jstring diskCachePath) {
712    const char* cacheArray = env->GetStringUTFChars(diskCachePath, NULL);
713    egl_cache_t::get()->setCacheFilename(cacheArray);
714    env->ReleaseStringUTFChars(diskCachePath, cacheArray);
715}
716
717// ----------------------------------------------------------------------------
718// JNI Glue
719// ----------------------------------------------------------------------------
720
721const char* const kClassPathName = "android/view/ThreadedRenderer";
722
723static const JNINativeMethod gMethods[] = {
724    { "nSetAtlas", "(JLandroid/view/GraphicBuffer;[J)V",   (void*) android_view_ThreadedRenderer_setAtlas },
725    { "nSetProcessStatsBuffer", "(JI)V", (void*) android_view_ThreadedRenderer_setProcessStatsBuffer },
726    { "nCreateRootRenderNode", "()J", (void*) android_view_ThreadedRenderer_createRootRenderNode },
727    { "nCreateProxy", "(ZJ)J", (void*) android_view_ThreadedRenderer_createProxy },
728    { "nDeleteProxy", "(J)V", (void*) android_view_ThreadedRenderer_deleteProxy },
729    { "nLoadSystemProperties", "(J)Z", (void*) android_view_ThreadedRenderer_loadSystemProperties },
730    { "nSetName", "(JLjava/lang/String;)V", (void*) android_view_ThreadedRenderer_setName },
731    { "nInitialize", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_initialize },
732    { "nUpdateSurface", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_updateSurface },
733    { "nPauseSurface", "(JLandroid/view/Surface;)Z", (void*) android_view_ThreadedRenderer_pauseSurface },
734    { "nSetStopped", "(JZ)V", (void*) android_view_ThreadedRenderer_setStopped },
735    { "nSetup", "(JIIFII)V", (void*) android_view_ThreadedRenderer_setup },
736    { "nSetLightCenter", "(JFFF)V", (void*) android_view_ThreadedRenderer_setLightCenter },
737    { "nSetOpaque", "(JZ)V", (void*) android_view_ThreadedRenderer_setOpaque },
738    { "nSyncAndDrawFrame", "(J[JI)I", (void*) android_view_ThreadedRenderer_syncAndDrawFrame },
739    { "nDestroy", "(JJ)V", (void*) android_view_ThreadedRenderer_destroy },
740    { "nRegisterAnimatingRenderNode", "(JJ)V", (void*) android_view_ThreadedRenderer_registerAnimatingRenderNode },
741    { "nInvokeFunctor", "(JZ)V", (void*) android_view_ThreadedRenderer_invokeFunctor },
742    { "nCreateTextureLayer", "(J)J", (void*) android_view_ThreadedRenderer_createTextureLayer },
743    { "nBuildLayer", "(JJ)V", (void*) android_view_ThreadedRenderer_buildLayer },
744    { "nCopyLayerInto", "(JJLandroid/graphics/Bitmap;)Z", (void*) android_view_ThreadedRenderer_copyLayerInto },
745    { "nPushLayerUpdate", "(JJ)V", (void*) android_view_ThreadedRenderer_pushLayerUpdate },
746    { "nCancelLayerUpdate", "(JJ)V", (void*) android_view_ThreadedRenderer_cancelLayerUpdate },
747    { "nDetachSurfaceTexture", "(JJ)V", (void*) android_view_ThreadedRenderer_detachSurfaceTexture },
748    { "nDestroyHardwareResources", "(J)V", (void*) android_view_ThreadedRenderer_destroyHardwareResources },
749    { "nTrimMemory", "(I)V", (void*) android_view_ThreadedRenderer_trimMemory },
750    { "nOverrideProperty", "(Ljava/lang/String;Ljava/lang/String;)V",  (void*) android_view_ThreadedRenderer_overrideProperty },
751    { "nFence", "(J)V", (void*) android_view_ThreadedRenderer_fence },
752    { "nStopDrawing", "(J)V", (void*) android_view_ThreadedRenderer_stopDrawing },
753    { "nNotifyFramePending", "(J)V", (void*) android_view_ThreadedRenderer_notifyFramePending },
754    { "nSerializeDisplayListTree", "(J)V", (void*) android_view_ThreadedRenderer_serializeDisplayListTree },
755    { "nDumpProfileInfo", "(JLjava/io/FileDescriptor;I)V", (void*) android_view_ThreadedRenderer_dumpProfileInfo },
756    { "nDumpProfileData", "([BLjava/io/FileDescriptor;)V", (void*) android_view_ThreadedRenderer_dumpProfileData },
757    { "setupShadersDiskCache", "(Ljava/lang/String;)V",
758                (void*) android_view_ThreadedRenderer_setupShadersDiskCache },
759    { "nAddRenderNode", "(JJZ)V", (void*) android_view_ThreadedRenderer_addRenderNode},
760    { "nRemoveRenderNode", "(JJ)V", (void*) android_view_ThreadedRenderer_removeRenderNode},
761    { "nDrawRenderNode", "(JJ)V", (void*) android_view_ThreadedRendererd_drawRenderNode},
762    { "nSetContentDrawBounds", "(JIIII)V", (void*)android_view_ThreadedRenderer_setContentDrawBounds},
763    { "nAddFrameMetricsObserver",
764            "(JLandroid/view/FrameMetricsObserver;)J",
765            (void*)android_view_ThreadedRenderer_addFrameMetricsObserver },
766    { "nRemoveFrameMetricsObserver",
767            "(JJ)V",
768            (void*)android_view_ThreadedRenderer_removeFrameMetricsObserver },
769    { "nCopySurfaceInto", "(Landroid/view/Surface;Landroid/graphics/Bitmap;)I",
770                (void*)android_view_ThreadedRenderer_copySurfaceInto },
771};
772
773int register_android_view_ThreadedRenderer(JNIEnv* env) {
774    jclass observerClass = FindClassOrDie(env, "android/view/FrameMetricsObserver");
775    gFrameMetricsObserverClassInfo.frameMetrics = GetFieldIDOrDie(
776            env, observerClass, "mFrameMetrics", "Landroid/view/FrameMetrics;");
777    gFrameMetricsObserverClassInfo.messageQueue = GetFieldIDOrDie(
778            env, observerClass, "mMessageQueue", "Landroid/os/MessageQueue;");
779    gFrameMetricsObserverClassInfo.callback = GetMethodIDOrDie(
780            env, observerClass, "notifyDataAvailable", "(I)V");
781
782    jclass metricsClass = FindClassOrDie(env, "android/view/FrameMetrics");
783    gFrameMetricsObserverClassInfo.timingDataBuffer = GetFieldIDOrDie(
784            env, metricsClass, "mTimingData", "[J");
785
786    return RegisterMethodsOrDie(env, kClassPathName, gMethods, NELEM(gMethods));
787}
788
789}; // namespace android
790