android_view_ThreadedRenderer.cpp revision f648108f83d4e74811919e9811efb8fcc184b8a3 
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
21#include "jni.h"
22#include <nativehelper/JNIHelp.h>
23#include "core_jni_helpers.h"
24#include <GraphicsJNI.h>
25#include <ScopedPrimitiveArray.h>
26
27#include <EGL/egl.h>
28#include <EGL/eglext.h>
29#include <EGL/egl_cache.h>
30
31#include <utils/Looper.h>
32#include <utils/RefBase.h>
33#include <utils/StrongPointer.h>
34#include <android_runtime/android_view_Surface.h>
35#include <system/window.h>
36
37#include "android_view_GraphicBuffer.h"
38#include "android_os_MessageQueue.h"
39
40#include <Animator.h>
41#include <AnimationContext.h>
42#include <FrameInfo.h>
43#include <IContextFactory.h>
44#include <JankTracker.h>
45#include <RenderNode.h>
46#include <renderthread/CanvasContext.h>
47#include <renderthread/RenderProxy.h>
48#include <renderthread/RenderTask.h>
49#include <renderthread/RenderThread.h>
50#include <Vector.h>
51
52namespace android {
53
54using namespace android::uirenderer;
55using namespace android::uirenderer::renderthread;
56
57struct {
58    jfieldID buffer;
59    jfieldID messageQueue;
60    jmethodID notifyData;
61} gFrameStatsObserverClassInfo;
62
63static JNIEnv* getenv(JavaVM* vm) {
64    JNIEnv* env;
65    if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK) {
66        LOG_ALWAYS_FATAL("Failed to get JNIEnv for JavaVM: %p", vm);
67    }
68    return env;
69}
70
71class OnFinishedEvent {
72public:
73    OnFinishedEvent(BaseRenderNodeAnimator* animator, AnimationListener* listener)
74            : animator(animator), listener(listener) {}
75    sp<BaseRenderNodeAnimator> animator;
76    sp<AnimationListener> listener;
77};
78
79class InvokeAnimationListeners : public MessageHandler {
80public:
81    InvokeAnimationListeners(std::vector<OnFinishedEvent>& events) {
82        mOnFinishedEvents.swap(events);
83    }
84
85    static void callOnFinished(OnFinishedEvent& event) {
86        event.listener->onAnimationFinished(event.animator.get());
87    }
88
89    virtual void handleMessage(const Message& message) {
90        std::for_each(mOnFinishedEvents.begin(), mOnFinishedEvents.end(), callOnFinished);
91        mOnFinishedEvents.clear();
92    }
93
94private:
95    std::vector<OnFinishedEvent> mOnFinishedEvents;
96};
97
98class RenderingException : public MessageHandler {
99public:
100    RenderingException(JavaVM* vm, const std::string& message)
101            : mVm(vm)
102            , mMessage(message) {
103    }
104
105    virtual void handleMessage(const Message&) {
106        throwException(mVm, mMessage);
107    }
108
109    static void throwException(JavaVM* vm, const std::string& message) {
110        JNIEnv* env = getenv(vm);
111        jniThrowException(env, "java/lang/IllegalStateException", message.c_str());
112    }
113
114private:
115    JavaVM* mVm;
116    std::string mMessage;
117};
118
119class RootRenderNode : public RenderNode, ErrorHandler {
120public:
121    RootRenderNode(JNIEnv* env) : RenderNode() {
122        mLooper = Looper::getForThread();
123        LOG_ALWAYS_FATAL_IF(!mLooper.get(),
124                "Must create RootRenderNode on a thread with a looper!");
125        env->GetJavaVM(&mVm);
126    }
127
128    virtual ~RootRenderNode() {}
129
130    virtual void onError(const std::string& message) {
131        mLooper->sendMessage(new RenderingException(mVm, message), 0);
132    }
133
134    virtual void prepareTree(TreeInfo& info) {
135        info.errorHandler = this;
136        // TODO: This is hacky
137        info.windowInsetLeft = -stagingProperties().getLeft();
138        info.windowInsetTop = -stagingProperties().getTop();
139        info.updateWindowPositions = true;
140        RenderNode::prepareTree(info);
141        info.updateWindowPositions = false;
142        info.windowInsetLeft = 0;
143        info.windowInsetTop = 0;
144        info.errorHandler = NULL;
145    }
146
147    void sendMessage(const sp<MessageHandler>& handler) {
148        mLooper->sendMessage(handler, 0);
149    }
150
151    void attachAnimatingNode(RenderNode* animatingNode) {
152        mPendingAnimatingRenderNodes.push_back(animatingNode);
153    }
154
155    void doAttachAnimatingNodes(AnimationContext* context) {
156        for (size_t i = 0; i < mPendingAnimatingRenderNodes.size(); i++) {
157            RenderNode* node = mPendingAnimatingRenderNodes[i].get();
158            context->addAnimatingRenderNode(*node);
159        }
160        mPendingAnimatingRenderNodes.clear();
161    }
162
163private:
164    sp<Looper> mLooper;
165    JavaVM* mVm;
166    std::vector< sp<RenderNode> > mPendingAnimatingRenderNodes;
167};
168
169class AnimationContextBridge : public AnimationContext {
170public:
171    AnimationContextBridge(renderthread::TimeLord& clock, RootRenderNode* rootNode)
172            : AnimationContext(clock), mRootNode(rootNode) {
173    }
174
175    virtual ~AnimationContextBridge() {}
176
177    // Marks the start of a frame, which will update the frame time and move all
178    // next frame animations into the current frame
179    virtual void startFrame(TreeInfo::TraversalMode mode) {
180        if (mode == TreeInfo::MODE_FULL) {
181            mRootNode->doAttachAnimatingNodes(this);
182        }
183        AnimationContext::startFrame(mode);
184    }
185
186    // Runs any animations still left in mCurrentFrameAnimations
187    virtual void runRemainingAnimations(TreeInfo& info) {
188        AnimationContext::runRemainingAnimations(info);
189        postOnFinishedEvents();
190    }
191
192    virtual void callOnFinished(BaseRenderNodeAnimator* animator, AnimationListener* listener) {
193        OnFinishedEvent event(animator, listener);
194        mOnFinishedEvents.push_back(event);
195    }
196
197    virtual void destroy() {
198        AnimationContext::destroy();
199        postOnFinishedEvents();
200    }
201
202private:
203    sp<RootRenderNode> mRootNode;
204    std::vector<OnFinishedEvent> mOnFinishedEvents;
205
206    void postOnFinishedEvents() {
207        if (mOnFinishedEvents.size()) {
208            sp<InvokeAnimationListeners> message
209                    = new InvokeAnimationListeners(mOnFinishedEvents);
210            mRootNode->sendMessage(message);
211        }
212    }
213};
214
215class ContextFactoryImpl : public IContextFactory {
216public:
217    ContextFactoryImpl(RootRenderNode* rootNode) : mRootNode(rootNode) {}
218
219    virtual AnimationContext* createAnimationContext(renderthread::TimeLord& clock) {
220        return new AnimationContextBridge(clock, mRootNode);
221    }
222
223private:
224    RootRenderNode* mRootNode;
225};
226
227class ObserverProxy;
228
229class NotifyHandler : public MessageHandler {
230public:
231    NotifyHandler(JavaVM* vm) : mVm(vm) {}
232
233    void setObserver(ObserverProxy* observer) {
234        mObserver = observer;
235    }
236
237    void setBuffer(BufferPool::Buffer* buffer) {
238        mBuffer = buffer;
239    }
240
241    virtual void handleMessage(const Message& message);
242
243private:
244    JavaVM* mVm;
245
246    sp<ObserverProxy> mObserver;
247    BufferPool::Buffer* mBuffer;
248};
249
250class ObserverProxy : public FrameStatsObserver {
251public:
252    ObserverProxy(JavaVM *vm, jobject fso) : mVm(vm) {
253        JNIEnv* env = getenv(mVm);
254
255        jlongArray longArrayLocal = env->NewLongArray(kBufferSize);
256        LOG_ALWAYS_FATAL_IF(longArrayLocal == nullptr,
257                "OOM: can't allocate frame stats buffer");
258        env->SetObjectField(fso, gFrameStatsObserverClassInfo.buffer, longArrayLocal);
259
260        mFsoWeak = env->NewWeakGlobalRef(fso);
261        LOG_ALWAYS_FATAL_IF(mFsoWeak == nullptr,
262                "unable to create frame stats observer reference");
263
264        jobject messageQueueLocal =
265                env->GetObjectField(fso, gFrameStatsObserverClassInfo.messageQueue);
266        mMessageQueue = android_os_MessageQueue_getMessageQueue(env, messageQueueLocal);
267        LOG_ALWAYS_FATAL_IF(mMessageQueue == nullptr, "message queue not available");
268
269        mMessageHandler = new NotifyHandler(mVm);
270        LOG_ALWAYS_FATAL_IF(mMessageHandler == nullptr,
271                "OOM: unable to allocate NotifyHandler");
272    }
273
274    ~ObserverProxy() {
275        JNIEnv* env = getenv(mVm);
276        env->DeleteWeakGlobalRef(mFsoWeak);
277    }
278
279    jweak getJavaObjectRef() {
280        return mFsoWeak;
281    }
282
283    virtual void notify(BufferPool::Buffer* buffer) {
284        buffer->incRef();
285        mMessageHandler->setBuffer(buffer);
286        mMessageHandler->setObserver(this);
287        mMessageQueue->getLooper()->sendMessage(mMessageHandler, mMessage);
288    }
289
290private:
291    static const int kBufferSize = static_cast<int>(FrameInfoIndex::NumIndexes);
292
293    JavaVM* mVm;
294    jweak mFsoWeak;
295
296    sp<MessageQueue> mMessageQueue;
297    sp<NotifyHandler> mMessageHandler;
298    Message mMessage;
299};
300
301void NotifyHandler::handleMessage(const Message& message) {
302    JNIEnv* env = getenv(mVm);
303
304    jobject target = env->NewLocalRef(mObserver->getJavaObjectRef());
305
306    if (target != nullptr) {
307        jobject javaBuffer = env->GetObjectField(target, gFrameStatsObserverClassInfo.buffer);
308        if (javaBuffer != nullptr) {
309            env->SetLongArrayRegion(reinterpret_cast<jlongArray>(javaBuffer),
310                    0, mBuffer->getSize(), mBuffer->getBuffer());
311            env->CallVoidMethod(target, gFrameStatsObserverClassInfo.notifyData);
312            env->DeleteLocalRef(target);
313        }
314    }
315
316    mBuffer->release();
317    mObserver.clear();
318}
319
320static void android_view_ThreadedRenderer_setAtlas(JNIEnv* env, jobject clazz,
321        jlong proxyPtr, jobject graphicBuffer, jlongArray atlasMapArray) {
322    sp<GraphicBuffer> buffer = graphicBufferForJavaObject(env, graphicBuffer);
323    jsize len = env->GetArrayLength(atlasMapArray);
324    if (len <= 0) {
325        ALOGW("Failed to initialize atlas, invalid map length: %d", len);
326        return;
327    }
328    int64_t* map = new int64_t[len];
329    env->GetLongArrayRegion(atlasMapArray, 0, len, map);
330
331    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
332    proxy->setTextureAtlas(buffer, map, len);
333}
334
335static void android_view_ThreadedRenderer_setProcessStatsBuffer(JNIEnv* env, jobject clazz,
336        jlong proxyPtr, jint fd) {
337    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
338    proxy->setProcessStatsBuffer(fd);
339}
340
341static jlong android_view_ThreadedRenderer_createRootRenderNode(JNIEnv* env, jobject clazz) {
342    RootRenderNode* node = new RootRenderNode(env);
343    node->incStrong(0);
344    node->setName("RootRenderNode");
345    return reinterpret_cast<jlong>(node);
346}
347
348static jlong android_view_ThreadedRenderer_createProxy(JNIEnv* env, jobject clazz,
349        jboolean translucent, jlong rootRenderNodePtr) {
350    RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootRenderNodePtr);
351    ContextFactoryImpl factory(rootRenderNode);
352    return (jlong) new RenderProxy(translucent, rootRenderNode, &factory);
353}
354
355static void android_view_ThreadedRenderer_deleteProxy(JNIEnv* env, jobject clazz,
356        jlong proxyPtr) {
357    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
358    delete proxy;
359}
360
361static jboolean android_view_ThreadedRenderer_loadSystemProperties(JNIEnv* env, jobject clazz,
362        jlong proxyPtr) {
363    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
364    return proxy->loadSystemProperties();
365}
366
367static void android_view_ThreadedRenderer_setName(JNIEnv* env, jobject clazz,
368        jlong proxyPtr, jstring jname) {
369    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
370    const char* name = env->GetStringUTFChars(jname, NULL);
371    proxy->setName(name);
372    env->ReleaseStringUTFChars(jname, name);
373}
374
375static void android_view_ThreadedRenderer_initialize(JNIEnv* env, jobject clazz,
376        jlong proxyPtr, jobject jsurface) {
377    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
378    sp<Surface> surface = android_view_Surface_getSurface(env, jsurface);
379    proxy->initialize(surface);
380}
381
382static void android_view_ThreadedRenderer_updateSurface(JNIEnv* env, jobject clazz,
383        jlong proxyPtr, jobject jsurface) {
384    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
385    sp<Surface> surface;
386    if (jsurface) {
387        surface = android_view_Surface_getSurface(env, jsurface);
388    }
389    proxy->updateSurface(surface);
390}
391
392static jboolean android_view_ThreadedRenderer_pauseSurface(JNIEnv* env, jobject clazz,
393        jlong proxyPtr, jobject jsurface) {
394    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
395    sp<Surface> surface;
396    if (jsurface) {
397        surface = android_view_Surface_getSurface(env, jsurface);
398    }
399    return proxy->pauseSurface(surface);
400}
401
402static void android_view_ThreadedRenderer_setup(JNIEnv* env, jobject clazz, jlong proxyPtr,
403        jint width, jint height, jfloat lightRadius, jint ambientShadowAlpha, jint spotShadowAlpha) {
404    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
405    proxy->setup(width, height, lightRadius, ambientShadowAlpha, spotShadowAlpha);
406}
407
408static void android_view_ThreadedRenderer_setLightCenter(JNIEnv* env, jobject clazz,
409        jlong proxyPtr, jfloat lightX, jfloat lightY, jfloat lightZ) {
410    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
411    proxy->setLightCenter((Vector3){lightX, lightY, lightZ});
412}
413
414static void android_view_ThreadedRenderer_setOpaque(JNIEnv* env, jobject clazz,
415        jlong proxyPtr, jboolean opaque) {
416    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
417    proxy->setOpaque(opaque);
418}
419
420static int android_view_ThreadedRenderer_syncAndDrawFrame(JNIEnv* env, jobject clazz,
421        jlong proxyPtr, jlongArray frameInfo, jint frameInfoSize) {
422    LOG_ALWAYS_FATAL_IF(frameInfoSize != UI_THREAD_FRAME_INFO_SIZE,
423            "Mismatched size expectations, given %d expected %d",
424            frameInfoSize, UI_THREAD_FRAME_INFO_SIZE);
425    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
426    env->GetLongArrayRegion(frameInfo, 0, frameInfoSize, proxy->frameInfo());
427    return proxy->syncAndDrawFrame();
428}
429
430static void android_view_ThreadedRenderer_destroy(JNIEnv* env, jobject clazz,
431        jlong proxyPtr) {
432    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
433    proxy->destroy();
434}
435
436static void android_view_ThreadedRenderer_registerAnimatingRenderNode(JNIEnv* env, jobject clazz,
437        jlong rootNodePtr, jlong animatingNodePtr) {
438    RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootNodePtr);
439    RenderNode* animatingNode = reinterpret_cast<RenderNode*>(animatingNodePtr);
440    rootRenderNode->attachAnimatingNode(animatingNode);
441}
442
443static void android_view_ThreadedRenderer_invokeFunctor(JNIEnv* env, jobject clazz,
444        jlong functorPtr, jboolean waitForCompletion) {
445    Functor* functor = reinterpret_cast<Functor*>(functorPtr);
446    RenderProxy::invokeFunctor(functor, waitForCompletion);
447}
448
449static jlong android_view_ThreadedRenderer_createTextureLayer(JNIEnv* env, jobject clazz,
450        jlong proxyPtr) {
451    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
452    DeferredLayerUpdater* layer = proxy->createTextureLayer();
453    return reinterpret_cast<jlong>(layer);
454}
455
456static void android_view_ThreadedRenderer_buildLayer(JNIEnv* env, jobject clazz,
457        jlong proxyPtr, jlong nodePtr) {
458    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
459    RenderNode* node = reinterpret_cast<RenderNode*>(nodePtr);
460    proxy->buildLayer(node);
461}
462
463static jboolean android_view_ThreadedRenderer_copyLayerInto(JNIEnv* env, jobject clazz,
464        jlong proxyPtr, jlong layerPtr, jobject jbitmap) {
465    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
466    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
467    SkBitmap bitmap;
468    GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap);
469    return proxy->copyLayerInto(layer, bitmap);
470}
471
472static void android_view_ThreadedRenderer_pushLayerUpdate(JNIEnv* env, jobject clazz,
473        jlong proxyPtr, jlong layerPtr) {
474    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
475    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
476    proxy->pushLayerUpdate(layer);
477}
478
479static void android_view_ThreadedRenderer_cancelLayerUpdate(JNIEnv* env, jobject clazz,
480        jlong proxyPtr, jlong layerPtr) {
481    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
482    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
483    proxy->cancelLayerUpdate(layer);
484}
485
486static void android_view_ThreadedRenderer_detachSurfaceTexture(JNIEnv* env, jobject clazz,
487        jlong proxyPtr, jlong layerPtr) {
488    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
489    DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr);
490    proxy->detachSurfaceTexture(layer);
491}
492
493static void android_view_ThreadedRenderer_destroyHardwareResources(JNIEnv* env, jobject clazz,
494        jlong proxyPtr) {
495    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
496    proxy->destroyHardwareResources();
497}
498
499static void android_view_ThreadedRenderer_trimMemory(JNIEnv* env, jobject clazz,
500        jint level) {
501    RenderProxy::trimMemory(level);
502}
503
504static void android_view_ThreadedRenderer_overrideProperty(JNIEnv* env, jobject clazz,
505        jstring name, jstring value) {
506    const char* nameCharArray = env->GetStringUTFChars(name, NULL);
507    const char* valueCharArray = env->GetStringUTFChars(value, NULL);
508    RenderProxy::overrideProperty(nameCharArray, valueCharArray);
509    env->ReleaseStringUTFChars(name, nameCharArray);
510    env->ReleaseStringUTFChars(name, valueCharArray);
511}
512
513static void android_view_ThreadedRenderer_fence(JNIEnv* env, jobject clazz,
514        jlong proxyPtr) {
515    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
516    proxy->fence();
517}
518
519static void android_view_ThreadedRenderer_stopDrawing(JNIEnv* env, jobject clazz,
520        jlong proxyPtr) {
521    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
522    proxy->stopDrawing();
523}
524
525static void android_view_ThreadedRenderer_notifyFramePending(JNIEnv* env, jobject clazz,
526        jlong proxyPtr) {
527    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
528    proxy->notifyFramePending();
529}
530
531static void android_view_ThreadedRenderer_serializeDisplayListTree(JNIEnv* env, jobject clazz,
532        jlong proxyPtr) {
533    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
534    proxy->serializeDisplayListTree();
535}
536
537static void android_view_ThreadedRenderer_dumpProfileInfo(JNIEnv* env, jobject clazz,
538        jlong proxyPtr, jobject javaFileDescriptor, jint dumpFlags) {
539    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
540    int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor);
541    proxy->dumpProfileInfo(fd, dumpFlags);
542}
543
544static void android_view_ThreadedRenderer_dumpProfileData(JNIEnv* env, jobject clazz,
545        jbyteArray jdata, jobject javaFileDescriptor) {
546    int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor);
547    ScopedByteArrayRO buffer(env, jdata);
548    if (buffer.get()) {
549        JankTracker::dumpBuffer(buffer.get(), buffer.size(), fd);
550    }
551}
552
553static void android_view_ThreadedRenderer_addRenderNode(JNIEnv* env, jobject clazz,
554        jlong proxyPtr, jlong renderNodePtr, jboolean placeFront) {
555    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
556    RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
557    proxy->addRenderNode(renderNode, placeFront);
558}
559
560static void android_view_ThreadedRenderer_removeRenderNode(JNIEnv* env, jobject clazz,
561        jlong proxyPtr, jlong renderNodePtr) {
562    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
563    RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
564    proxy->removeRenderNode(renderNode);
565}
566
567static void android_view_ThreadedRendererd_drawRenderNode(JNIEnv* env, jobject clazz,
568        jlong proxyPtr, jlong renderNodePtr) {
569    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
570    RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr);
571    proxy->drawRenderNode(renderNode);
572}
573
574static void android_view_ThreadedRenderer_setContentDrawBounds(JNIEnv* env,
575        jobject clazz, jlong proxyPtr, jint left, jint top, jint right, jint bottom) {
576    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
577    proxy->setContentDrawBounds(left, top, right, bottom);
578}
579
580// ----------------------------------------------------------------------------
581// FrameStatsObserver
582// ----------------------------------------------------------------------------
583
584static jlong android_view_ThreadedRenderer_addFrameStatsObserver(JNIEnv* env,
585        jclass clazz, jlong proxyPtr, jobject fso) {
586    JavaVM* vm = nullptr;
587    if (env->GetJavaVM(&vm) != JNI_OK) {
588        LOG_ALWAYS_FATAL("Unable to get Java VM");
589        return 0;
590    }
591
592    renderthread::RenderProxy* renderProxy =
593            reinterpret_cast<renderthread::RenderProxy*>(proxyPtr);
594
595    FrameStatsObserver* observer = new ObserverProxy(vm, fso);
596    renderProxy->addFrameStatsObserver(observer);
597    return reinterpret_cast<jlong>(observer);
598}
599
600static void android_view_ThreadedRenderer_removeFrameStatsObserver(JNIEnv* env, jclass clazz,
601        jlong proxyPtr, jlong observerPtr) {
602    FrameStatsObserver* observer = reinterpret_cast<FrameStatsObserver*>(observerPtr);
603    renderthread::RenderProxy* renderProxy =
604            reinterpret_cast<renderthread::RenderProxy*>(proxyPtr);
605
606    renderProxy->removeFrameStatsObserver(observer);
607}
608
609static jint android_view_ThreadedRenderer_getDroppedFrameReportCount(JNIEnv* env, jclass clazz,
610        jlong proxyPtr) {
611    renderthread::RenderProxy* renderProxy =
612            reinterpret_cast<renderthread::RenderProxy*>(proxyPtr);
613    return renderProxy->getDroppedFrameReportCount();
614}
615
616// ----------------------------------------------------------------------------
617// Shaders
618// ----------------------------------------------------------------------------
619
620static void android_view_ThreadedRenderer_setupShadersDiskCache(JNIEnv* env, jobject clazz,
621        jstring diskCachePath) {
622    const char* cacheArray = env->GetStringUTFChars(diskCachePath, NULL);
623    egl_cache_t::get()->setCacheFilename(cacheArray);
624    env->ReleaseStringUTFChars(diskCachePath, cacheArray);
625}
626
627// ----------------------------------------------------------------------------
628// JNI Glue
629// ----------------------------------------------------------------------------
630
631const char* const kClassPathName = "android/view/ThreadedRenderer";
632
633static const JNINativeMethod gMethods[] = {
634    { "nSetAtlas", "(JLandroid/view/GraphicBuffer;[J)V",   (void*) android_view_ThreadedRenderer_setAtlas },
635    { "nSetProcessStatsBuffer", "(JI)V", (void*) android_view_ThreadedRenderer_setProcessStatsBuffer },
636    { "nCreateRootRenderNode", "()J", (void*) android_view_ThreadedRenderer_createRootRenderNode },
637    { "nCreateProxy", "(ZJ)J", (void*) android_view_ThreadedRenderer_createProxy },
638    { "nDeleteProxy", "(J)V", (void*) android_view_ThreadedRenderer_deleteProxy },
639    { "nLoadSystemProperties", "(J)Z", (void*) android_view_ThreadedRenderer_loadSystemProperties },
640    { "nSetName", "(JLjava/lang/String;)V", (void*) android_view_ThreadedRenderer_setName },
641    { "nInitialize", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_initialize },
642    { "nUpdateSurface", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_updateSurface },
643    { "nPauseSurface", "(JLandroid/view/Surface;)Z", (void*) android_view_ThreadedRenderer_pauseSurface },
644    { "nSetup", "(JIIFII)V", (void*) android_view_ThreadedRenderer_setup },
645    { "nSetLightCenter", "(JFFF)V", (void*) android_view_ThreadedRenderer_setLightCenter },
646    { "nSetOpaque", "(JZ)V", (void*) android_view_ThreadedRenderer_setOpaque },
647    { "nSyncAndDrawFrame", "(J[JI)I", (void*) android_view_ThreadedRenderer_syncAndDrawFrame },
648    { "nDestroy", "(J)V", (void*) android_view_ThreadedRenderer_destroy },
649    { "nRegisterAnimatingRenderNode", "(JJ)V", (void*) android_view_ThreadedRenderer_registerAnimatingRenderNode },
650    { "nInvokeFunctor", "(JZ)V", (void*) android_view_ThreadedRenderer_invokeFunctor },
651    { "nCreateTextureLayer", "(J)J", (void*) android_view_ThreadedRenderer_createTextureLayer },
652    { "nBuildLayer", "(JJ)V", (void*) android_view_ThreadedRenderer_buildLayer },
653    { "nCopyLayerInto", "(JJLandroid/graphics/Bitmap;)Z", (void*) android_view_ThreadedRenderer_copyLayerInto },
654    { "nPushLayerUpdate", "(JJ)V", (void*) android_view_ThreadedRenderer_pushLayerUpdate },
655    { "nCancelLayerUpdate", "(JJ)V", (void*) android_view_ThreadedRenderer_cancelLayerUpdate },
656    { "nDetachSurfaceTexture", "(JJ)V", (void*) android_view_ThreadedRenderer_detachSurfaceTexture },
657    { "nDestroyHardwareResources", "(J)V", (void*) android_view_ThreadedRenderer_destroyHardwareResources },
658    { "nTrimMemory", "(I)V", (void*) android_view_ThreadedRenderer_trimMemory },
659    { "nOverrideProperty", "(Ljava/lang/String;Ljava/lang/String;)V",  (void*) android_view_ThreadedRenderer_overrideProperty },
660    { "nFence", "(J)V", (void*) android_view_ThreadedRenderer_fence },
661    { "nStopDrawing", "(J)V", (void*) android_view_ThreadedRenderer_stopDrawing },
662    { "nNotifyFramePending", "(J)V", (void*) android_view_ThreadedRenderer_notifyFramePending },
663    { "nSerializeDisplayListTree", "(J)V", (void*) android_view_ThreadedRenderer_serializeDisplayListTree },
664    { "nDumpProfileInfo", "(JLjava/io/FileDescriptor;I)V", (void*) android_view_ThreadedRenderer_dumpProfileInfo },
665    { "nDumpProfileData", "([BLjava/io/FileDescriptor;)V", (void*) android_view_ThreadedRenderer_dumpProfileData },
666    { "setupShadersDiskCache", "(Ljava/lang/String;)V",
667                (void*) android_view_ThreadedRenderer_setupShadersDiskCache },
668    { "nAddRenderNode", "(JJZ)V", (void*) android_view_ThreadedRenderer_addRenderNode},
669    { "nRemoveRenderNode", "(JJ)V", (void*) android_view_ThreadedRenderer_removeRenderNode},
670    { "nDrawRenderNode", "(JJ)V", (void*) android_view_ThreadedRendererd_drawRenderNode},
671    { "nSetContentDrawBounds", "(JIIII)V", (void*)android_view_ThreadedRenderer_setContentDrawBounds},
672    { "nAddFrameStatsObserver",
673            "(JLandroid/view/FrameStatsObserver;)J",
674            (void*)android_view_ThreadedRenderer_addFrameStatsObserver },
675    { "nRemoveFrameStatsObserver",
676            "(JJ)V",
677            (void*)android_view_ThreadedRenderer_removeFrameStatsObserver },
678    { "nGetDroppedFrameReportCount",
679            "(J)J",
680            (void*)android_view_ThreadedRenderer_getDroppedFrameReportCount },
681};
682
683int register_android_view_ThreadedRenderer(JNIEnv* env) {
684    jclass clazz = FindClassOrDie(env, "android/view/FrameStatsObserver");
685    gFrameStatsObserverClassInfo.messageQueue  =
686            GetFieldIDOrDie(env, clazz, "mMessageQueue", "Landroid/os/MessageQueue;");
687    gFrameStatsObserverClassInfo.buffer =
688            GetFieldIDOrDie(env, clazz, "mBuffer", "[J");
689    gFrameStatsObserverClassInfo.notifyData =
690            GetMethodIDOrDie(env, clazz, "notifyDataAvailable", "()V");
691
692    return RegisterMethodsOrDie(env, kClassPathName, gMethods, NELEM(gMethods));
693}
694
695}; // namespace android
696