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1 /*
2  * Copyright (C) 2011 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 #include "rs.h"
18 #include "rsDevice.h"
19 #include "rsContext.h"
20 #include "rsThreadIO.h"
21 #include "rsMesh.h"
22 #include <ui/FramebufferNativeWindow.h>
23 #include <gui/DisplayEventReceiver.h>
24 
25 #include <sys/types.h>
26 #include <sys/resource.h>
27 #include <sched.h>
28 
29 #include <cutils/properties.h>
30 
31 #include <sys/syscall.h>
32 
33 #include <dlfcn.h>
34 
35 using namespace android;
36 using namespace android::renderscript;
37 
38 pthread_mutex_t Context::gInitMutex = PTHREAD_MUTEX_INITIALIZER;
39 pthread_mutex_t Context::gLibMutex = PTHREAD_MUTEX_INITIALIZER;
40 
initGLThread()41 bool Context::initGLThread() {
42     pthread_mutex_lock(&gInitMutex);
43 
44     if (!mHal.funcs.initGraphics(this)) {
45         pthread_mutex_unlock(&gInitMutex);
46         ALOGE("%p initGraphics failed", this);
47         return false;
48     }
49 
50     pthread_mutex_unlock(&gInitMutex);
51     return true;
52 }
53 
deinitEGL()54 void Context::deinitEGL() {
55     mHal.funcs.shutdownGraphics(this);
56 }
57 
PushState(Context * con)58 Context::PushState::PushState(Context *con) {
59     mRsc = con;
60     if (con->mIsGraphicsContext) {
61         mFragment.set(con->getProgramFragment());
62         mVertex.set(con->getProgramVertex());
63         mStore.set(con->getProgramStore());
64         mRaster.set(con->getProgramRaster());
65         mFont.set(con->getFont());
66     }
67 }
68 
~PushState()69 Context::PushState::~PushState() {
70     if (mRsc->mIsGraphicsContext) {
71         mRsc->setProgramFragment(mFragment.get());
72         mRsc->setProgramVertex(mVertex.get());
73         mRsc->setProgramStore(mStore.get());
74         mRsc->setProgramRaster(mRaster.get());
75         mRsc->setFont(mFont.get());
76     }
77 }
78 
79 
runScript(Script * s)80 uint32_t Context::runScript(Script *s) {
81     PushState ps(this);
82 
83     uint32_t ret = s->run(this);
84     return ret;
85 }
86 
runRootScript()87 uint32_t Context::runRootScript() {
88     timerSet(RS_TIMER_SCRIPT);
89     mStateFragmentStore.mLast.clear();
90     watchdog.inRoot = true;
91     uint32_t ret = runScript(mRootScript.get());
92     watchdog.inRoot = false;
93 
94     return ret;
95 }
96 
getTime() const97 uint64_t Context::getTime() const {
98 #ifndef ANDROID_RS_SERIALIZE
99     struct timespec t;
100     clock_gettime(CLOCK_MONOTONIC, &t);
101     return t.tv_nsec + ((uint64_t)t.tv_sec * 1000 * 1000 * 1000);
102 #else
103     return 0;
104 #endif //ANDROID_RS_SERIALIZE
105 }
106 
timerReset()107 void Context::timerReset() {
108     for (int ct=0; ct < _RS_TIMER_TOTAL; ct++) {
109         mTimers[ct] = 0;
110     }
111 }
112 
timerInit()113 void Context::timerInit() {
114     mTimeLast = getTime();
115     mTimeFrame = mTimeLast;
116     mTimeLastFrame = mTimeLast;
117     mTimerActive = RS_TIMER_INTERNAL;
118     mAverageFPSFrameCount = 0;
119     mAverageFPSStartTime = mTimeLast;
120     mAverageFPS = 0;
121     timerReset();
122 }
123 
timerFrame()124 void Context::timerFrame() {
125     mTimeLastFrame = mTimeFrame;
126     mTimeFrame = getTime();
127     // Update average fps
128     const uint64_t averageFramerateInterval = 1000 * 1000000;
129     mAverageFPSFrameCount ++;
130     uint64_t inverval = mTimeFrame - mAverageFPSStartTime;
131     if (inverval >= averageFramerateInterval) {
132         inverval = inverval / 1000000;
133         mAverageFPS = (mAverageFPSFrameCount * 1000) / inverval;
134         mAverageFPSFrameCount = 0;
135         mAverageFPSStartTime = mTimeFrame;
136     }
137 }
138 
timerSet(Timers tm)139 void Context::timerSet(Timers tm) {
140     uint64_t last = mTimeLast;
141     mTimeLast = getTime();
142     mTimers[mTimerActive] += mTimeLast - last;
143     mTimerActive = tm;
144 }
145 
timerPrint()146 void Context::timerPrint() {
147     double total = 0;
148     for (int ct = 0; ct < _RS_TIMER_TOTAL; ct++) {
149         total += mTimers[ct];
150     }
151     uint64_t frame = mTimeFrame - mTimeLastFrame;
152     mTimeMSLastFrame = frame / 1000000;
153     mTimeMSLastScript = mTimers[RS_TIMER_SCRIPT] / 1000000;
154     mTimeMSLastSwap = mTimers[RS_TIMER_CLEAR_SWAP] / 1000000;
155 
156 
157     if (props.mLogTimes) {
158         ALOGV("RS: Frame (%i),   Script %2.1f%% (%i),  Swap %2.1f%% (%i),  Idle %2.1f%% (%lli),  Internal %2.1f%% (%lli), Avg fps: %u",
159              mTimeMSLastFrame,
160              100.0 * mTimers[RS_TIMER_SCRIPT] / total, mTimeMSLastScript,
161              100.0 * mTimers[RS_TIMER_CLEAR_SWAP] / total, mTimeMSLastSwap,
162              100.0 * mTimers[RS_TIMER_IDLE] / total, mTimers[RS_TIMER_IDLE] / 1000000,
163              100.0 * mTimers[RS_TIMER_INTERNAL] / total, mTimers[RS_TIMER_INTERNAL] / 1000000,
164              mAverageFPS);
165     }
166 }
167 
setupCheck()168 bool Context::setupCheck() {
169 
170     mFragmentStore->setup(this, &mStateFragmentStore);
171     mFragment->setup(this, &mStateFragment);
172     mRaster->setup(this, &mStateRaster);
173     mVertex->setup(this, &mStateVertex);
174     mFBOCache.setup(this);
175     return true;
176 }
177 
setupProgramStore()178 void Context::setupProgramStore() {
179     mFragmentStore->setup(this, &mStateFragmentStore);
180 }
181 
getProp(const char * str)182 static uint32_t getProp(const char *str) {
183     char buf[PROPERTY_VALUE_MAX];
184     property_get(str, buf, "0");
185     return atoi(buf);
186 }
187 
displayDebugStats()188 void Context::displayDebugStats() {
189     char buffer[128];
190     sprintf(buffer, "Avg fps %u, Frame %i ms, Script %i ms", mAverageFPS, mTimeMSLastFrame, mTimeMSLastScript);
191     float oldR, oldG, oldB, oldA;
192     mStateFont.getFontColor(&oldR, &oldG, &oldB, &oldA);
193     uint32_t bufferLen = strlen(buffer);
194 
195     ObjectBaseRef<Font> lastFont(getFont());
196     setFont(NULL);
197     float shadowCol = 0.1f;
198     mStateFont.setFontColor(shadowCol, shadowCol, shadowCol, 1.0f);
199     mStateFont.renderText(buffer, bufferLen, 5, getHeight() - 6);
200 
201     mStateFont.setFontColor(1.0f, 0.7f, 0.0f, 1.0f);
202     mStateFont.renderText(buffer, bufferLen, 4, getHeight() - 7);
203 
204     setFont(lastFont.get());
205     mStateFont.setFontColor(oldR, oldG, oldB, oldA);
206 }
207 
threadProc(void * vrsc)208 void * Context::threadProc(void *vrsc) {
209     Context *rsc = static_cast<Context *>(vrsc);
210 #ifndef ANDROID_RS_SERIALIZE
211     rsc->mNativeThreadId = gettid();
212     setpriority(PRIO_PROCESS, rsc->mNativeThreadId, ANDROID_PRIORITY_DISPLAY);
213     rsc->mThreadPriority = ANDROID_PRIORITY_DISPLAY;
214 #endif //ANDROID_RS_SERIALIZE
215     rsc->props.mLogTimes = getProp("debug.rs.profile") != 0;
216     rsc->props.mLogScripts = getProp("debug.rs.script") != 0;
217     rsc->props.mLogObjects = getProp("debug.rs.object") != 0;
218     rsc->props.mLogShaders = getProp("debug.rs.shader") != 0;
219     rsc->props.mLogShadersAttr = getProp("debug.rs.shader.attributes") != 0;
220     rsc->props.mLogShadersUniforms = getProp("debug.rs.shader.uniforms") != 0;
221     rsc->props.mLogVisual = getProp("debug.rs.visual") != 0;
222     rsc->props.mDebugMaxThreads = getProp("debug.rs.max-threads");
223 
224     void *driverSO = NULL;
225 
226     // Provide a mechanism for dropping in a different RS driver.
227 #ifdef OVERRIDE_RS_DRIVER
228 #define XSTR(S) #S
229 #define STR(S) XSTR(S)
230 #define OVERRIDE_RS_DRIVER_STRING STR(OVERRIDE_RS_DRIVER)
231     if (getProp("debug.rs.default-CPU-driver") != 0) {
232         ALOGE("Skipping override driver and loading default CPU driver");
233     } else {
234         driverSO = dlopen(OVERRIDE_RS_DRIVER_STRING, RTLD_LAZY);
235         if (driverSO == NULL) {
236             ALOGE("Failed loading %s: %s", OVERRIDE_RS_DRIVER_STRING,
237                   dlerror());
238             // Continue to attempt loading fallback driver
239         }
240     }
241 
242 #undef XSTR
243 #undef STR
244 #endif  // OVERRIDE_RS_DRIVER
245 
246     // Attempt to load the reference RS driver (if necessary).
247     if (driverSO == NULL) {
248         driverSO = dlopen("libRSDriver.so", RTLD_LAZY);
249         if (driverSO == NULL) {
250             rsc->setError(RS_ERROR_FATAL_DRIVER, "Failed loading RS driver");
251             ALOGE("Failed loading RS driver: %s", dlerror());
252             return NULL;
253         }
254     }
255 
256     // Need to call dlerror() to clear buffer before using it for dlsym().
257     (void) dlerror();
258     typedef bool (*HalSig)(Context*, uint32_t, uint32_t);
259     HalSig halInit = (HalSig) dlsym(driverSO, "rsdHalInit");
260 
261     // If we can't find the C variant, we go looking for the C++ version.
262     if (halInit == NULL) {
263         ALOGW("Falling back to find C++ rsdHalInit: %s", dlerror());
264         halInit = (HalSig) dlsym(driverSO,
265                 "_Z10rsdHalInitPN7android12renderscript7ContextEjj");
266     }
267 
268     if (halInit == NULL) {
269         rsc->setError(RS_ERROR_FATAL_DRIVER, "Failed to find rsdHalInit");
270         dlclose(driverSO);
271         ALOGE("Failed to find rsdHalInit: %s", dlerror());
272         return NULL;
273     }
274 
275     if (!(*halInit)(rsc, 0, 0)) {
276         rsc->setError(RS_ERROR_FATAL_DRIVER, "Failed initializing RS Driver");
277         dlclose(driverSO);
278         ALOGE("Hal init failed");
279         return NULL;
280     }
281     rsc->mHal.funcs.setPriority(rsc, rsc->mThreadPriority);
282 
283     if (rsc->mIsGraphicsContext) {
284         if (!rsc->initGLThread()) {
285             rsc->setError(RS_ERROR_OUT_OF_MEMORY, "Failed initializing GL");
286             return NULL;
287         }
288 
289         rsc->mStateRaster.init(rsc);
290         rsc->setProgramRaster(NULL);
291         rsc->mStateVertex.init(rsc);
292         rsc->setProgramVertex(NULL);
293         rsc->mStateFragment.init(rsc);
294         rsc->setProgramFragment(NULL);
295         rsc->mStateFragmentStore.init(rsc);
296         rsc->setProgramStore(NULL);
297         rsc->mStateFont.init(rsc);
298         rsc->setFont(NULL);
299         rsc->mStateSampler.init(rsc);
300         rsc->mFBOCache.init(rsc);
301     }
302 
303     rsc->mRunning = true;
304     if (!rsc->mIsGraphicsContext) {
305         while (!rsc->mExit) {
306             rsc->mIO.playCoreCommands(rsc, -1);
307         }
308     } else {
309 #ifndef ANDROID_RS_SERIALIZE
310         DisplayEventReceiver displayEvent;
311         DisplayEventReceiver::Event eventBuffer[1];
312 #endif
313         int vsyncRate = 0;
314         int targetRate = 0;
315 
316         bool drawOnce = false;
317         while (!rsc->mExit) {
318             rsc->timerSet(RS_TIMER_IDLE);
319 
320 #ifndef ANDROID_RS_SERIALIZE
321             if (!rsc->mRootScript.get() || !rsc->mHasSurface || rsc->mPaused) {
322                 targetRate = 0;
323             }
324 
325             if (vsyncRate != targetRate) {
326                 displayEvent.setVsyncRate(targetRate);
327                 vsyncRate = targetRate;
328             }
329             if (targetRate) {
330                 drawOnce |= rsc->mIO.playCoreCommands(rsc, displayEvent.getFd());
331                 while (displayEvent.getEvents(eventBuffer, 1) != 0) {
332                     //ALOGE("vs2 time past %lld", (rsc->getTime() - eventBuffer[0].header.timestamp) / 1000000);
333                 }
334             } else
335 #endif
336             {
337                 drawOnce |= rsc->mIO.playCoreCommands(rsc, -1);
338             }
339 
340             if ((rsc->mRootScript.get() != NULL) && rsc->mHasSurface &&
341                 (targetRate || drawOnce) && !rsc->mPaused) {
342 
343                 drawOnce = false;
344                 targetRate = ((rsc->runRootScript() + 15) / 16);
345 
346                 if (rsc->props.mLogVisual) {
347                     rsc->displayDebugStats();
348                 }
349 
350                 rsc->timerSet(RS_TIMER_CLEAR_SWAP);
351                 rsc->mHal.funcs.swap(rsc);
352                 rsc->timerFrame();
353                 rsc->timerSet(RS_TIMER_INTERNAL);
354                 rsc->timerPrint();
355                 rsc->timerReset();
356             }
357         }
358     }
359 
360     ALOGV("%p RS Thread exiting", rsc);
361 
362     if (rsc->mIsGraphicsContext) {
363         pthread_mutex_lock(&gInitMutex);
364         rsc->deinitEGL();
365         pthread_mutex_unlock(&gInitMutex);
366     }
367 
368     ALOGV("%p RS Thread exited", rsc);
369     return NULL;
370 }
371 
destroyWorkerThreadResources()372 void Context::destroyWorkerThreadResources() {
373     //ALOGV("destroyWorkerThreadResources 1");
374     ObjectBase::zeroAllUserRef(this);
375     if (mIsGraphicsContext) {
376          mRaster.clear();
377          mFragment.clear();
378          mVertex.clear();
379          mFragmentStore.clear();
380          mFont.clear();
381          mRootScript.clear();
382          mStateRaster.deinit(this);
383          mStateVertex.deinit(this);
384          mStateFragment.deinit(this);
385          mStateFragmentStore.deinit(this);
386          mStateFont.deinit(this);
387          mStateSampler.deinit(this);
388          mFBOCache.deinit(this);
389     }
390     ObjectBase::freeAllChildren(this);
391     mExit = true;
392     //ALOGV("destroyWorkerThreadResources 2");
393 }
394 
printWatchdogInfo(void * ctx)395 void Context::printWatchdogInfo(void *ctx) {
396     Context *rsc = (Context *)ctx;
397     if (rsc->watchdog.command && rsc->watchdog.file) {
398         ALOGE("RS watchdog timeout: %i  %s  line %i %s", rsc->watchdog.inRoot,
399              rsc->watchdog.command, rsc->watchdog.line, rsc->watchdog.file);
400     } else {
401         ALOGE("RS watchdog timeout: %i", rsc->watchdog.inRoot);
402     }
403 }
404 
405 
setPriority(int32_t p)406 void Context::setPriority(int32_t p) {
407     // Note: If we put this in the proper "background" policy
408     // the wallpapers can become completly unresponsive at times.
409     // This is probably not what we want for something the user is actively
410     // looking at.
411     mThreadPriority = p;
412     setpriority(PRIO_PROCESS, mNativeThreadId, p);
413     mHal.funcs.setPriority(this, mThreadPriority);
414 }
415 
Context()416 Context::Context() {
417     mDev = NULL;
418     mRunning = false;
419     mExit = false;
420     mPaused = false;
421     mObjHead = NULL;
422     mError = RS_ERROR_NONE;
423     mTargetSdkVersion = 14;
424     mDPI = 96;
425     mIsContextLite = false;
426     memset(&watchdog, 0, sizeof(watchdog));
427 }
428 
createContext(Device * dev,const RsSurfaceConfig * sc)429 Context * Context::createContext(Device *dev, const RsSurfaceConfig *sc) {
430     Context * rsc = new Context();
431 
432     if (!rsc->initContext(dev, sc)) {
433         delete rsc;
434         return NULL;
435     }
436     return rsc;
437 }
438 
createContextLite()439 Context * Context::createContextLite() {
440     Context * rsc = new Context();
441     rsc->mIsContextLite = true;
442     return rsc;
443 }
444 
initContext(Device * dev,const RsSurfaceConfig * sc)445 bool Context::initContext(Device *dev, const RsSurfaceConfig *sc) {
446     pthread_mutex_lock(&gInitMutex);
447 
448     mIO.init();
449     mIO.setTimeoutCallback(printWatchdogInfo, this, 2e9);
450 
451     dev->addContext(this);
452     mDev = dev;
453     if (sc) {
454         mUserSurfaceConfig = *sc;
455     } else {
456         memset(&mUserSurfaceConfig, 0, sizeof(mUserSurfaceConfig));
457     }
458 
459     mIsGraphicsContext = sc != NULL;
460 
461     int status;
462     pthread_attr_t threadAttr;
463 
464     pthread_mutex_unlock(&gInitMutex);
465 
466     // Global init done at this point.
467 
468     status = pthread_attr_init(&threadAttr);
469     if (status) {
470         ALOGE("Failed to init thread attribute.");
471         return false;
472     }
473 
474     mHasSurface = false;
475 
476     timerInit();
477     timerSet(RS_TIMER_INTERNAL);
478 
479     status = pthread_create(&mThreadId, &threadAttr, threadProc, this);
480     if (status) {
481         ALOGE("Failed to start rs context thread.");
482         return false;
483     }
484     while (!mRunning && (mError == RS_ERROR_NONE)) {
485         usleep(100);
486     }
487 
488     if (mError != RS_ERROR_NONE) {
489         ALOGE("Errors during thread init");
490         return false;
491     }
492 
493     pthread_attr_destroy(&threadAttr);
494     return true;
495 }
496 
~Context()497 Context::~Context() {
498     ALOGV("%p Context::~Context", this);
499 
500     if (!mIsContextLite) {
501         mPaused = false;
502         void *res;
503 
504         mIO.shutdown();
505         int status = pthread_join(mThreadId, &res);
506         rsAssert(mExit);
507 
508         if (mHal.funcs.shutdownDriver) {
509             mHal.funcs.shutdownDriver(this);
510         }
511 
512         // Global structure cleanup.
513         pthread_mutex_lock(&gInitMutex);
514         if (mDev) {
515             mDev->removeContext(this);
516             mDev = NULL;
517         }
518         pthread_mutex_unlock(&gInitMutex);
519     }
520     ALOGV("%p Context::~Context done", this);
521 }
522 
setSurface(uint32_t w,uint32_t h,RsNativeWindow sur)523 void Context::setSurface(uint32_t w, uint32_t h, RsNativeWindow sur) {
524     rsAssert(mIsGraphicsContext);
525     mHal.funcs.setSurface(this, w, h, sur);
526 
527     mHasSurface = sur != NULL;
528     mWidth = w;
529     mHeight = h;
530 
531     if (mWidth && mHeight) {
532         mStateVertex.updateSize(this);
533         mFBOCache.updateSize();
534     }
535 }
536 
getCurrentSurfaceWidth() const537 uint32_t Context::getCurrentSurfaceWidth() const {
538     for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
539         if (mFBOCache.mHal.state.colorTargets[i] != NULL) {
540             return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimX();
541         }
542     }
543     if (mFBOCache.mHal.state.depthTarget != NULL) {
544         return mFBOCache.mHal.state.depthTarget->getType()->getDimX();
545     }
546     return mWidth;
547 }
548 
getCurrentSurfaceHeight() const549 uint32_t Context::getCurrentSurfaceHeight() const {
550     for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
551         if (mFBOCache.mHal.state.colorTargets[i] != NULL) {
552             return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimY();
553         }
554     }
555     if (mFBOCache.mHal.state.depthTarget != NULL) {
556         return mFBOCache.mHal.state.depthTarget->getType()->getDimY();
557     }
558     return mHeight;
559 }
560 
pause()561 void Context::pause() {
562     rsAssert(mIsGraphicsContext);
563     mPaused = true;
564 }
565 
resume()566 void Context::resume() {
567     rsAssert(mIsGraphicsContext);
568     mPaused = false;
569 }
570 
setRootScript(Script * s)571 void Context::setRootScript(Script *s) {
572     rsAssert(mIsGraphicsContext);
573     mRootScript.set(s);
574 }
575 
setProgramStore(ProgramStore * pfs)576 void Context::setProgramStore(ProgramStore *pfs) {
577     rsAssert(mIsGraphicsContext);
578     if (pfs == NULL) {
579         mFragmentStore.set(mStateFragmentStore.mDefault);
580     } else {
581         mFragmentStore.set(pfs);
582     }
583 }
584 
setProgramFragment(ProgramFragment * pf)585 void Context::setProgramFragment(ProgramFragment *pf) {
586     rsAssert(mIsGraphicsContext);
587     if (pf == NULL) {
588         mFragment.set(mStateFragment.mDefault);
589     } else {
590         mFragment.set(pf);
591     }
592 }
593 
setProgramRaster(ProgramRaster * pr)594 void Context::setProgramRaster(ProgramRaster *pr) {
595     rsAssert(mIsGraphicsContext);
596     if (pr == NULL) {
597         mRaster.set(mStateRaster.mDefault);
598     } else {
599         mRaster.set(pr);
600     }
601 }
602 
setProgramVertex(ProgramVertex * pv)603 void Context::setProgramVertex(ProgramVertex *pv) {
604     rsAssert(mIsGraphicsContext);
605     if (pv == NULL) {
606         mVertex.set(mStateVertex.mDefault);
607     } else {
608         mVertex.set(pv);
609     }
610 }
611 
setFont(Font * f)612 void Context::setFont(Font *f) {
613     rsAssert(mIsGraphicsContext);
614     if (f == NULL) {
615         mFont.set(mStateFont.mDefault);
616     } else {
617         mFont.set(f);
618     }
619 }
620 
assignName(ObjectBase * obj,const char * name,uint32_t len)621 void Context::assignName(ObjectBase *obj, const char *name, uint32_t len) {
622     rsAssert(!obj->getName());
623     obj->setName(name, len);
624     mNames.add(obj);
625 }
626 
removeName(ObjectBase * obj)627 void Context::removeName(ObjectBase *obj) {
628     for (size_t ct=0; ct < mNames.size(); ct++) {
629         if (obj == mNames[ct]) {
630             mNames.removeAt(ct);
631             return;
632         }
633     }
634 }
635 
peekMessageToClient(size_t * receiveLen,uint32_t * subID)636 RsMessageToClientType Context::peekMessageToClient(size_t *receiveLen, uint32_t *subID) {
637     return (RsMessageToClientType)mIO.getClientHeader(receiveLen, subID);
638 }
639 
getMessageToClient(void * data,size_t * receiveLen,uint32_t * subID,size_t bufferLen)640 RsMessageToClientType Context::getMessageToClient(void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen) {
641     return (RsMessageToClientType)mIO.getClientPayload(data, receiveLen, subID, bufferLen);
642 }
643 
sendMessageToClient(const void * data,RsMessageToClientType cmdID,uint32_t subID,size_t len,bool waitForSpace) const644 bool Context::sendMessageToClient(const void *data, RsMessageToClientType cmdID,
645                                   uint32_t subID, size_t len, bool waitForSpace) const {
646 
647     return mIO.sendToClient(cmdID, subID, data, len, waitForSpace);
648 }
649 
initToClient()650 void Context::initToClient() {
651     while (!mRunning) {
652         usleep(100);
653     }
654 }
655 
deinitToClient()656 void Context::deinitToClient() {
657     mIO.clientShutdown();
658 }
659 
setError(RsError e,const char * msg) const660 void Context::setError(RsError e, const char *msg) const {
661     mError = e;
662     sendMessageToClient(msg, RS_MESSAGE_TO_CLIENT_ERROR, e, strlen(msg) + 1, true);
663 }
664 
665 
dumpDebug() const666 void Context::dumpDebug() const {
667     ALOGE("RS Context debug %p", this);
668     ALOGE("RS Context debug");
669 
670     ALOGE(" RS width %i, height %i", mWidth, mHeight);
671     ALOGE(" RS running %i, exit %i, paused %i", mRunning, mExit, mPaused);
672     ALOGE(" RS pThreadID %li, nativeThreadID %i", (long int)mThreadId, mNativeThreadId);
673 }
674 
675 ///////////////////////////////////////////////////////////////////////////////////////////
676 //
677 
678 namespace android {
679 namespace renderscript {
680 
rsi_ContextFinish(Context * rsc)681 void rsi_ContextFinish(Context *rsc) {
682 }
683 
rsi_ContextBindRootScript(Context * rsc,RsScript vs)684 void rsi_ContextBindRootScript(Context *rsc, RsScript vs) {
685     Script *s = static_cast<Script *>(vs);
686     rsc->setRootScript(s);
687 }
688 
rsi_ContextBindSampler(Context * rsc,uint32_t slot,RsSampler vs)689 void rsi_ContextBindSampler(Context *rsc, uint32_t slot, RsSampler vs) {
690     Sampler *s = static_cast<Sampler *>(vs);
691 
692     if (slot > RS_MAX_SAMPLER_SLOT) {
693         ALOGE("Invalid sampler slot");
694         return;
695     }
696 
697     s->bindToContext(&rsc->mStateSampler, slot);
698 }
699 
rsi_ContextBindProgramStore(Context * rsc,RsProgramStore vpfs)700 void rsi_ContextBindProgramStore(Context *rsc, RsProgramStore vpfs) {
701     ProgramStore *pfs = static_cast<ProgramStore *>(vpfs);
702     rsc->setProgramStore(pfs);
703 }
704 
rsi_ContextBindProgramFragment(Context * rsc,RsProgramFragment vpf)705 void rsi_ContextBindProgramFragment(Context *rsc, RsProgramFragment vpf) {
706     ProgramFragment *pf = static_cast<ProgramFragment *>(vpf);
707     rsc->setProgramFragment(pf);
708 }
709 
rsi_ContextBindProgramRaster(Context * rsc,RsProgramRaster vpr)710 void rsi_ContextBindProgramRaster(Context *rsc, RsProgramRaster vpr) {
711     ProgramRaster *pr = static_cast<ProgramRaster *>(vpr);
712     rsc->setProgramRaster(pr);
713 }
714 
rsi_ContextBindProgramVertex(Context * rsc,RsProgramVertex vpv)715 void rsi_ContextBindProgramVertex(Context *rsc, RsProgramVertex vpv) {
716     ProgramVertex *pv = static_cast<ProgramVertex *>(vpv);
717     rsc->setProgramVertex(pv);
718 }
719 
rsi_ContextBindFont(Context * rsc,RsFont vfont)720 void rsi_ContextBindFont(Context *rsc, RsFont vfont) {
721     Font *font = static_cast<Font *>(vfont);
722     rsc->setFont(font);
723 }
724 
rsi_AssignName(Context * rsc,RsObjectBase obj,const char * name,size_t name_length)725 void rsi_AssignName(Context *rsc, RsObjectBase obj, const char *name, size_t name_length) {
726     ObjectBase *ob = static_cast<ObjectBase *>(obj);
727     rsc->assignName(ob, name, name_length);
728 }
729 
rsi_ObjDestroy(Context * rsc,void * optr)730 void rsi_ObjDestroy(Context *rsc, void *optr) {
731     ObjectBase *ob = static_cast<ObjectBase *>(optr);
732     rsc->removeName(ob);
733     ob->decUserRef();
734 }
735 
rsi_ContextPause(Context * rsc)736 void rsi_ContextPause(Context *rsc) {
737     rsc->pause();
738 }
739 
rsi_ContextResume(Context * rsc)740 void rsi_ContextResume(Context *rsc) {
741     rsc->resume();
742 }
743 
rsi_ContextSetSurface(Context * rsc,uint32_t w,uint32_t h,RsNativeWindow sur)744 void rsi_ContextSetSurface(Context *rsc, uint32_t w, uint32_t h, RsNativeWindow sur) {
745     rsc->setSurface(w, h, sur);
746 }
747 
rsi_ContextSetPriority(Context * rsc,int32_t p)748 void rsi_ContextSetPriority(Context *rsc, int32_t p) {
749     rsc->setPriority(p);
750 }
751 
rsi_ContextDump(Context * rsc,int32_t bits)752 void rsi_ContextDump(Context *rsc, int32_t bits) {
753     ObjectBase::dumpAll(rsc);
754 }
755 
rsi_ContextDestroyWorker(Context * rsc)756 void rsi_ContextDestroyWorker(Context *rsc) {
757     rsc->destroyWorkerThreadResources();
758 }
759 
rsi_ContextDestroy(Context * rsc)760 void rsi_ContextDestroy(Context *rsc) {
761     ALOGV("%p rsContextDestroy", rsc);
762     rsContextDestroyWorker(rsc);
763     delete rsc;
764     ALOGV("%p rsContextDestroy done", rsc);
765 }
766 
767 
rsi_ContextPeekMessage(Context * rsc,size_t * receiveLen,size_t receiveLen_length,uint32_t * subID,size_t subID_length)768 RsMessageToClientType rsi_ContextPeekMessage(Context *rsc,
769                                            size_t * receiveLen, size_t receiveLen_length,
770                                            uint32_t * subID, size_t subID_length) {
771     return rsc->peekMessageToClient(receiveLen, subID);
772 }
773 
rsi_ContextGetMessage(Context * rsc,void * data,size_t data_length,size_t * receiveLen,size_t receiveLen_length,uint32_t * subID,size_t subID_length)774 RsMessageToClientType rsi_ContextGetMessage(Context *rsc, void * data, size_t data_length,
775                                           size_t * receiveLen, size_t receiveLen_length,
776                                           uint32_t * subID, size_t subID_length) {
777     rsAssert(subID_length == sizeof(uint32_t));
778     rsAssert(receiveLen_length == sizeof(size_t));
779     return rsc->getMessageToClient(data, receiveLen, subID, data_length);
780 }
781 
rsi_ContextInitToClient(Context * rsc)782 void rsi_ContextInitToClient(Context *rsc) {
783     rsc->initToClient();
784 }
785 
rsi_ContextDeinitToClient(Context * rsc)786 void rsi_ContextDeinitToClient(Context *rsc) {
787     rsc->deinitToClient();
788 }
789 
790 }
791 }
792 
rsContextCreate(RsDevice vdev,uint32_t version,uint32_t sdkVersion)793 RsContext rsContextCreate(RsDevice vdev, uint32_t version,
794                           uint32_t sdkVersion) {
795     ALOGV("rsContextCreate dev=%p", vdev);
796     Device * dev = static_cast<Device *>(vdev);
797     Context *rsc = Context::createContext(dev, NULL);
798     if (rsc) {
799         rsc->setTargetSdkVersion(sdkVersion);
800     }
801     return rsc;
802 }
803 
rsContextCreateGL(RsDevice vdev,uint32_t version,uint32_t sdkVersion,RsSurfaceConfig sc,uint32_t dpi)804 RsContext rsContextCreateGL(RsDevice vdev, uint32_t version,
805                             uint32_t sdkVersion, RsSurfaceConfig sc,
806                             uint32_t dpi) {
807     ALOGV("rsContextCreateGL dev=%p", vdev);
808     Device * dev = static_cast<Device *>(vdev);
809     Context *rsc = Context::createContext(dev, &sc);
810     if (rsc) {
811         rsc->setTargetSdkVersion(sdkVersion);
812         rsc->setDPI(dpi);
813     }
814     ALOGV("%p rsContextCreateGL ret", rsc);
815     return rsc;
816 }
817 
818 // Only to be called at a3d load time, before object is visible to user
819 // not thread safe
rsaGetName(RsContext con,void * obj,const char ** name)820 void rsaGetName(RsContext con, void * obj, const char **name) {
821     ObjectBase *ob = static_cast<ObjectBase *>(obj);
822     (*name) = ob->getName();
823 }
824