rsContext.cpp revision 4961cceab2b71bf0ab59e1b66a7559f67ed28781 
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
22#ifndef RS_COMPATIBILITY_LIB
23#include "rsMesh.h"
24#include <ui/FramebufferNativeWindow.h>
25#include <gui/DisplayEventReceiver.h>
26#endif
27
28#include <sys/types.h>
29#include <sys/resource.h>
30#include <sched.h>
31
32#include <sys/syscall.h>
33#include <string.h>
34#include <dlfcn.h>
35
36#ifndef RS_SERVER
37#include <cutils/properties.h>
38#endif
39
40#ifdef RS_SERVER
41// Android exposes gettid(), standard Linux does not
42static pid_t gettid() {
43    return syscall(SYS_gettid);
44}
45#endif
46
47using namespace android;
48using namespace android::renderscript;
49
50pthread_mutex_t Context::gInitMutex = PTHREAD_MUTEX_INITIALIZER;
51pthread_mutex_t Context::gMessageMutex = PTHREAD_MUTEX_INITIALIZER;
52pthread_mutex_t Context::gLibMutex = PTHREAD_MUTEX_INITIALIZER;
53
54bool Context::initGLThread() {
55    pthread_mutex_lock(&gInitMutex);
56
57    if (!mHal.funcs.initGraphics(this)) {
58        pthread_mutex_unlock(&gInitMutex);
59        ALOGE("%p initGraphics failed", this);
60        return false;
61    }
62
63    pthread_mutex_unlock(&gInitMutex);
64    return true;
65}
66
67void Context::deinitEGL() {
68#ifndef RS_COMPATIBILITY_LIB
69    mHal.funcs.shutdownGraphics(this);
70#endif
71}
72
73Context::PushState::PushState(Context *con) {
74    mRsc = con;
75#ifndef RS_COMPATIBILITY_LIB
76    if (con->mIsGraphicsContext) {
77        mFragment.set(con->getProgramFragment());
78        mVertex.set(con->getProgramVertex());
79        mStore.set(con->getProgramStore());
80        mRaster.set(con->getProgramRaster());
81        mFont.set(con->getFont());
82    }
83#endif
84}
85
86Context::PushState::~PushState() {
87#ifndef RS_COMPATIBILITY_LIB
88    if (mRsc->mIsGraphicsContext) {
89        mRsc->setProgramFragment(mFragment.get());
90        mRsc->setProgramVertex(mVertex.get());
91        mRsc->setProgramStore(mStore.get());
92        mRsc->setProgramRaster(mRaster.get());
93        mRsc->setFont(mFont.get());
94    }
95#endif
96}
97
98
99uint32_t Context::runScript(Script *s) {
100    PushState ps(this);
101
102    uint32_t ret = s->run(this);
103    return ret;
104}
105
106uint32_t Context::runRootScript() {
107    timerSet(RS_TIMER_SCRIPT);
108#ifndef RS_COMPATIBILITY_LIB
109    mStateFragmentStore.mLast.clear();
110#endif
111    watchdog.inRoot = true;
112    uint32_t ret = runScript(mRootScript.get());
113    watchdog.inRoot = false;
114
115    return ret;
116}
117
118uint64_t Context::getTime() const {
119#ifndef ANDROID_RS_SERIALIZE
120    struct timespec t;
121    clock_gettime(CLOCK_MONOTONIC, &t);
122    return t.tv_nsec + ((uint64_t)t.tv_sec * 1000 * 1000 * 1000);
123#else
124    return 0;
125#endif //ANDROID_RS_SERIALIZE
126}
127
128void Context::timerReset() {
129    for (int ct=0; ct < _RS_TIMER_TOTAL; ct++) {
130        mTimers[ct] = 0;
131    }
132}
133
134void Context::timerInit() {
135    mTimeLast = getTime();
136    mTimeFrame = mTimeLast;
137    mTimeLastFrame = mTimeLast;
138    mTimerActive = RS_TIMER_INTERNAL;
139    mAverageFPSFrameCount = 0;
140    mAverageFPSStartTime = mTimeLast;
141    mAverageFPS = 0;
142    timerReset();
143}
144
145void Context::timerFrame() {
146    mTimeLastFrame = mTimeFrame;
147    mTimeFrame = getTime();
148    // Update average fps
149    const uint64_t averageFramerateInterval = 1000 * 1000000;
150    mAverageFPSFrameCount ++;
151    uint64_t inverval = mTimeFrame - mAverageFPSStartTime;
152    if (inverval >= averageFramerateInterval) {
153        inverval = inverval / 1000000;
154        mAverageFPS = (mAverageFPSFrameCount * 1000) / inverval;
155        mAverageFPSFrameCount = 0;
156        mAverageFPSStartTime = mTimeFrame;
157    }
158}
159
160void Context::timerSet(Timers tm) {
161    uint64_t last = mTimeLast;
162    mTimeLast = getTime();
163    mTimers[mTimerActive] += mTimeLast - last;
164    mTimerActive = tm;
165}
166
167void Context::timerPrint() {
168    double total = 0;
169    for (int ct = 0; ct < _RS_TIMER_TOTAL; ct++) {
170        total += mTimers[ct];
171    }
172    uint64_t frame = mTimeFrame - mTimeLastFrame;
173    mTimeMSLastFrame = frame / 1000000;
174    mTimeMSLastScript = mTimers[RS_TIMER_SCRIPT] / 1000000;
175    mTimeMSLastSwap = mTimers[RS_TIMER_CLEAR_SWAP] / 1000000;
176
177
178    if (props.mLogTimes) {
179        ALOGV("RS: Frame (%i),   Script %2.1f%% (%i),  Swap %2.1f%% (%i),  Idle %2.1f%% (%lli),  Internal %2.1f%% (%lli), Avg fps: %u",
180             mTimeMSLastFrame,
181             100.0 * mTimers[RS_TIMER_SCRIPT] / total, mTimeMSLastScript,
182             100.0 * mTimers[RS_TIMER_CLEAR_SWAP] / total, mTimeMSLastSwap,
183             100.0 * mTimers[RS_TIMER_IDLE] / total, mTimers[RS_TIMER_IDLE] / 1000000,
184             100.0 * mTimers[RS_TIMER_INTERNAL] / total, mTimers[RS_TIMER_INTERNAL] / 1000000,
185             mAverageFPS);
186    }
187}
188
189bool Context::setupCheck() {
190#ifndef RS_COMPATIBILITY_LIB
191    mFragmentStore->setup(this, &mStateFragmentStore);
192    mFragment->setup(this, &mStateFragment);
193    mRaster->setup(this, &mStateRaster);
194    mVertex->setup(this, &mStateVertex);
195    mFBOCache.setup(this);
196#endif
197    return true;
198}
199
200#ifndef RS_COMPATIBILITY_LIB
201void Context::setupProgramStore() {
202    mFragmentStore->setup(this, &mStateFragmentStore);
203}
204#endif
205
206static uint32_t getProp(const char *str) {
207#ifndef RS_SERVER
208    char buf[PROPERTY_VALUE_MAX];
209    property_get(str, buf, "0");
210    return atoi(buf);
211#else
212    return 0;
213#endif
214}
215
216void Context::displayDebugStats() {
217#ifndef RS_COMPATIBILITY_LIB
218    char buffer[128];
219    sprintf(buffer, "Avg fps %u, Frame %i ms, Script %i ms", mAverageFPS, mTimeMSLastFrame, mTimeMSLastScript);
220    float oldR, oldG, oldB, oldA;
221    mStateFont.getFontColor(&oldR, &oldG, &oldB, &oldA);
222    uint32_t bufferLen = strlen(buffer);
223
224    ObjectBaseRef<Font> lastFont(getFont());
225    setFont(NULL);
226    float shadowCol = 0.1f;
227    mStateFont.setFontColor(shadowCol, shadowCol, shadowCol, 1.0f);
228    mStateFont.renderText(buffer, bufferLen, 5, getHeight() - 6);
229
230    mStateFont.setFontColor(1.0f, 0.7f, 0.0f, 1.0f);
231    mStateFont.renderText(buffer, bufferLen, 4, getHeight() - 7);
232
233    setFont(lastFont.get());
234    mStateFont.setFontColor(oldR, oldG, oldB, oldA);
235#endif
236}
237
238bool Context::loadRuntime(const char* filename, Context* rsc) {
239
240    // TODO: store the driverSO somewhere so we can dlclose later
241    void *driverSO = NULL;
242
243    driverSO = dlopen(filename, RTLD_LAZY);
244    if (driverSO == NULL) {
245        ALOGE("Failed loading RS driver: %s", dlerror());
246        return false;
247    }
248
249    // Need to call dlerror() to clear buffer before using it for dlsym().
250    (void) dlerror();
251    typedef bool (*HalSig)(Context*, uint32_t, uint32_t);
252    HalSig halInit = (HalSig) dlsym(driverSO, "rsdHalInit");
253
254    // If we can't find the C variant, we go looking for the C++ version.
255    if (halInit == NULL) {
256        ALOGW("Falling back to find C++ rsdHalInit: %s", dlerror());
257        halInit = (HalSig) dlsym(driverSO,
258                "_Z10rsdHalInitPN7android12renderscript7ContextEjj");
259    }
260
261    if (halInit == NULL) {
262        dlclose(driverSO);
263        ALOGE("Failed to find rsdHalInit: %s", dlerror());
264        return false;
265    }
266
267    if (!(*halInit)(rsc, 0, 0)) {
268        dlclose(driverSO);
269        ALOGE("Hal init failed");
270        return false;
271    }
272
273    //validate HAL struct
274
275
276    return true;
277}
278
279extern "C" bool rsdHalInit(RsContext c, uint32_t version_major, uint32_t version_minor);
280
281void * Context::threadProc(void *vrsc) {
282    Context *rsc = static_cast<Context *>(vrsc);
283#ifndef ANDROID_RS_SERIALIZE
284    rsc->mNativeThreadId = gettid();
285#ifndef RS_COMPATIBILITY_LIB
286    if (!rsc->isSynchronous()) {
287        setpriority(PRIO_PROCESS, rsc->mNativeThreadId, ANDROID_PRIORITY_DISPLAY);
288    }
289    rsc->mThreadPriority = ANDROID_PRIORITY_DISPLAY;
290#else
291    if (!rsc->isSynchronous()) {
292        setpriority(PRIO_PROCESS, rsc->mNativeThreadId, -4);
293    }
294    rsc->mThreadPriority = -4;
295#endif
296#endif //ANDROID_RS_SERIALIZE
297    rsc->props.mLogTimes = getProp("debug.rs.profile") != 0;
298    rsc->props.mLogScripts = getProp("debug.rs.script") != 0;
299    rsc->props.mLogObjects = getProp("debug.rs.object") != 0;
300    rsc->props.mLogShaders = getProp("debug.rs.shader") != 0;
301    rsc->props.mLogShadersAttr = getProp("debug.rs.shader.attributes") != 0;
302    rsc->props.mLogShadersUniforms = getProp("debug.rs.shader.uniforms") != 0;
303    rsc->props.mLogVisual = getProp("debug.rs.visual") != 0;
304    rsc->props.mDebugMaxThreads = getProp("debug.rs.max-threads");
305
306    bool loadDefault = true;
307
308    // Provide a mechanism for dropping in a different RS driver.
309#ifndef RS_COMPATIBILITY_LIB
310#ifdef OVERRIDE_RS_DRIVER
311#define XSTR(S) #S
312#define STR(S) XSTR(S)
313#define OVERRIDE_RS_DRIVER_STRING STR(OVERRIDE_RS_DRIVER)
314
315    if (getProp("debug.rs.default-CPU-driver") != 0) {
316        ALOGE("Skipping override driver and loading default CPU driver");
317    } else if (rsc->mForceCpu) {
318        ALOGV("Application requested CPU execution");
319    } else {
320        if (loadRuntime(OVERRIDE_RS_DRIVER_STRING, rsc)) {
321            ALOGE("Successfully loaded runtime: %s", OVERRIDE_RS_DRIVER_STRING);
322            loadDefault = false;
323        } else {
324            ALOGE("Failed to load runtime %s, loading default", OVERRIDE_RS_DRIVER_STRING);
325        }
326    }
327
328#undef XSTR
329#undef STR
330#endif  // OVERRIDE_RS_DRIVER
331
332    if (loadDefault) {
333        if (!loadRuntime("libRSDriver.so", rsc)) {
334            ALOGE("Failed to load default runtime!");
335            rsc->setError(RS_ERROR_FATAL_DRIVER, "Failed loading RS driver");
336            return NULL;
337        }
338    }
339#else // RS_COMPATIBILITY_LIB
340    if (rsdHalInit(rsc, 0, 0) != true) {
341        return NULL;
342    }
343#endif
344
345
346    rsc->mHal.funcs.setPriority(rsc, rsc->mThreadPriority);
347
348#ifndef RS_COMPATIBILITY_LIB
349    if (rsc->mIsGraphicsContext) {
350        if (!rsc->initGLThread()) {
351            rsc->setError(RS_ERROR_OUT_OF_MEMORY, "Failed initializing GL");
352            return NULL;
353        }
354
355        rsc->mStateRaster.init(rsc);
356        rsc->setProgramRaster(NULL);
357        rsc->mStateVertex.init(rsc);
358        rsc->setProgramVertex(NULL);
359        rsc->mStateFragment.init(rsc);
360        rsc->setProgramFragment(NULL);
361        rsc->mStateFragmentStore.init(rsc);
362        rsc->setProgramStore(NULL);
363        rsc->mStateFont.init(rsc);
364        rsc->setFont(NULL);
365        rsc->mStateSampler.init(rsc);
366        rsc->mFBOCache.init(rsc);
367    }
368#endif
369
370    rsc->mRunning = true;
371
372    if (rsc->isSynchronous()) {
373        return NULL;
374    }
375
376    if (!rsc->mIsGraphicsContext) {
377        while (!rsc->mExit) {
378            rsc->mIO.playCoreCommands(rsc, -1);
379        }
380#ifndef RS_COMPATIBILITY_LIB
381    } else {
382#ifndef ANDROID_RS_SERIALIZE
383        DisplayEventReceiver displayEvent;
384        DisplayEventReceiver::Event eventBuffer[1];
385#endif
386        int vsyncRate = 0;
387        int targetRate = 0;
388
389        bool drawOnce = false;
390        while (!rsc->mExit) {
391            rsc->timerSet(RS_TIMER_IDLE);
392
393#ifndef ANDROID_RS_SERIALIZE
394            if (!rsc->mRootScript.get() || !rsc->mHasSurface || rsc->mPaused) {
395                targetRate = 0;
396            }
397
398            if (vsyncRate != targetRate) {
399                displayEvent.setVsyncRate(targetRate);
400                vsyncRate = targetRate;
401            }
402            if (targetRate) {
403                drawOnce |= rsc->mIO.playCoreCommands(rsc, displayEvent.getFd());
404                while (displayEvent.getEvents(eventBuffer, 1) != 0) {
405                    //ALOGE("vs2 time past %lld", (rsc->getTime() - eventBuffer[0].header.timestamp) / 1000000);
406                }
407            } else
408#endif
409            {
410                drawOnce |= rsc->mIO.playCoreCommands(rsc, -1);
411            }
412
413            if ((rsc->mRootScript.get() != NULL) && rsc->mHasSurface &&
414                (targetRate || drawOnce) && !rsc->mPaused) {
415
416                drawOnce = false;
417                targetRate = ((rsc->runRootScript() + 15) / 16);
418
419                if (rsc->props.mLogVisual) {
420                    rsc->displayDebugStats();
421                }
422
423                rsc->timerSet(RS_TIMER_CLEAR_SWAP);
424                rsc->mHal.funcs.swap(rsc);
425                rsc->timerFrame();
426                rsc->timerSet(RS_TIMER_INTERNAL);
427                rsc->timerPrint();
428                rsc->timerReset();
429            }
430        }
431#endif
432    }
433
434    ALOGV("%p RS Thread exiting", rsc);
435
436#ifndef RS_COMPATIBILITY_LIB
437    if (rsc->mIsGraphicsContext) {
438        pthread_mutex_lock(&gInitMutex);
439        rsc->deinitEGL();
440        pthread_mutex_unlock(&gInitMutex);
441    }
442#endif
443
444    ALOGV("%p RS Thread exited", rsc);
445    return NULL;
446}
447
448void Context::destroyWorkerThreadResources() {
449    //ALOGV("destroyWorkerThreadResources 1");
450    ObjectBase::zeroAllUserRef(this);
451#ifndef RS_COMPATIBILITY_LIB
452    if (mIsGraphicsContext) {
453         mRaster.clear();
454         mFragment.clear();
455         mVertex.clear();
456         mFragmentStore.clear();
457         mFont.clear();
458         mRootScript.clear();
459         mStateRaster.deinit(this);
460         mStateVertex.deinit(this);
461         mStateFragment.deinit(this);
462         mStateFragmentStore.deinit(this);
463         mStateFont.deinit(this);
464         mStateSampler.deinit(this);
465         mFBOCache.deinit(this);
466    }
467#endif
468    ObjectBase::freeAllChildren(this);
469    mExit = true;
470    //ALOGV("destroyWorkerThreadResources 2");
471}
472
473void Context::printWatchdogInfo(void *ctx) {
474    Context *rsc = (Context *)ctx;
475    if (rsc->watchdog.command && rsc->watchdog.file) {
476        ALOGE("RS watchdog timeout: %i  %s  line %i %s", rsc->watchdog.inRoot,
477             rsc->watchdog.command, rsc->watchdog.line, rsc->watchdog.file);
478    } else {
479        ALOGE("RS watchdog timeout: %i", rsc->watchdog.inRoot);
480    }
481}
482
483
484void Context::setPriority(int32_t p) {
485    // Note: If we put this in the proper "background" policy
486    // the wallpapers can become completly unresponsive at times.
487    // This is probably not what we want for something the user is actively
488    // looking at.
489    mThreadPriority = p;
490    setpriority(PRIO_PROCESS, mNativeThreadId, p);
491    mHal.funcs.setPriority(this, mThreadPriority);
492}
493
494Context::Context() {
495    mDev = NULL;
496    mRunning = false;
497    mExit = false;
498    mPaused = false;
499    mObjHead = NULL;
500    mError = RS_ERROR_NONE;
501    mTargetSdkVersion = 14;
502    mDPI = 96;
503    mIsContextLite = false;
504    memset(&watchdog, 0, sizeof(watchdog));
505    mForceCpu = false;
506    mSynchronous = false;
507}
508
509Context * Context::createContext(Device *dev, const RsSurfaceConfig *sc,
510                                 bool forceCpu, bool synchronous) {
511    Context * rsc = new Context();
512
513    rsc->mForceCpu = forceCpu;
514    rsc->mSynchronous = synchronous;
515
516    if (!rsc->initContext(dev, sc)) {
517        delete rsc;
518        return NULL;
519    }
520    return rsc;
521}
522
523Context * Context::createContextLite() {
524    Context * rsc = new Context();
525    rsc->mIsContextLite = true;
526    return rsc;
527}
528
529bool Context::initContext(Device *dev, const RsSurfaceConfig *sc) {
530    pthread_mutex_lock(&gInitMutex);
531
532    mIO.init();
533    mIO.setTimeoutCallback(printWatchdogInfo, this, 2e9);
534
535    dev->addContext(this);
536    mDev = dev;
537    if (sc) {
538        mUserSurfaceConfig = *sc;
539    } else {
540        memset(&mUserSurfaceConfig, 0, sizeof(mUserSurfaceConfig));
541    }
542
543    mIsGraphicsContext = sc != NULL;
544
545    int status;
546    pthread_attr_t threadAttr;
547
548    pthread_mutex_unlock(&gInitMutex);
549
550    // Global init done at this point.
551
552    status = pthread_attr_init(&threadAttr);
553    if (status) {
554        ALOGE("Failed to init thread attribute.");
555        return false;
556    }
557
558    mHasSurface = false;
559
560    timerInit();
561    timerSet(RS_TIMER_INTERNAL);
562    if (mSynchronous) {
563        threadProc(this);
564    } else {
565        status = pthread_create(&mThreadId, &threadAttr, threadProc, this);
566        if (status) {
567            ALOGE("Failed to start rs context thread.");
568            return false;
569        }
570        while (!mRunning && (mError == RS_ERROR_NONE)) {
571            usleep(100);
572        }
573
574        if (mError != RS_ERROR_NONE) {
575            ALOGE("Errors during thread init");
576            return false;
577        }
578
579        pthread_attr_destroy(&threadAttr);
580    }
581    return true;
582}
583
584Context::~Context() {
585    ALOGV("%p Context::~Context", this);
586
587    if (!mIsContextLite) {
588        mPaused = false;
589        void *res;
590
591        mIO.shutdown();
592        int status = pthread_join(mThreadId, &res);
593        rsAssert(mExit);
594
595        if (mHal.funcs.shutdownDriver) {
596            mHal.funcs.shutdownDriver(this);
597        }
598
599        // Global structure cleanup.
600        pthread_mutex_lock(&gInitMutex);
601        if (mDev) {
602            mDev->removeContext(this);
603            mDev = NULL;
604        }
605        pthread_mutex_unlock(&gInitMutex);
606    }
607    ALOGV("%p Context::~Context done", this);
608}
609
610#ifndef RS_COMPATIBILITY_LIB
611void Context::setSurface(uint32_t w, uint32_t h, RsNativeWindow sur) {
612    rsAssert(mIsGraphicsContext);
613    mHal.funcs.setSurface(this, w, h, sur);
614
615    mHasSurface = sur != NULL;
616    mWidth = w;
617    mHeight = h;
618
619    if (mWidth && mHeight) {
620        mStateVertex.updateSize(this);
621        mFBOCache.updateSize();
622    }
623}
624
625uint32_t Context::getCurrentSurfaceWidth() const {
626    for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
627        if (mFBOCache.mHal.state.colorTargets[i] != NULL) {
628            return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimX();
629        }
630    }
631    if (mFBOCache.mHal.state.depthTarget != NULL) {
632        return mFBOCache.mHal.state.depthTarget->getType()->getDimX();
633    }
634    return mWidth;
635}
636
637uint32_t Context::getCurrentSurfaceHeight() const {
638    for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
639        if (mFBOCache.mHal.state.colorTargets[i] != NULL) {
640            return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimY();
641        }
642    }
643    if (mFBOCache.mHal.state.depthTarget != NULL) {
644        return mFBOCache.mHal.state.depthTarget->getType()->getDimY();
645    }
646    return mHeight;
647}
648
649void Context::pause() {
650    rsAssert(mIsGraphicsContext);
651    mPaused = true;
652}
653
654void Context::resume() {
655    rsAssert(mIsGraphicsContext);
656    mPaused = false;
657}
658
659void Context::setRootScript(Script *s) {
660    rsAssert(mIsGraphicsContext);
661    mRootScript.set(s);
662}
663
664void Context::setProgramStore(ProgramStore *pfs) {
665    rsAssert(mIsGraphicsContext);
666    if (pfs == NULL) {
667        mFragmentStore.set(mStateFragmentStore.mDefault);
668    } else {
669        mFragmentStore.set(pfs);
670    }
671}
672
673void Context::setProgramFragment(ProgramFragment *pf) {
674    rsAssert(mIsGraphicsContext);
675    if (pf == NULL) {
676        mFragment.set(mStateFragment.mDefault);
677    } else {
678        mFragment.set(pf);
679    }
680}
681
682void Context::setProgramRaster(ProgramRaster *pr) {
683    rsAssert(mIsGraphicsContext);
684    if (pr == NULL) {
685        mRaster.set(mStateRaster.mDefault);
686    } else {
687        mRaster.set(pr);
688    }
689}
690
691void Context::setProgramVertex(ProgramVertex *pv) {
692    rsAssert(mIsGraphicsContext);
693    if (pv == NULL) {
694        mVertex.set(mStateVertex.mDefault);
695    } else {
696        mVertex.set(pv);
697    }
698}
699
700void Context::setFont(Font *f) {
701    rsAssert(mIsGraphicsContext);
702    if (f == NULL) {
703        mFont.set(mStateFont.mDefault);
704    } else {
705        mFont.set(f);
706    }
707}
708#endif
709
710void Context::assignName(ObjectBase *obj, const char *name, uint32_t len) {
711    rsAssert(!obj->getName());
712    obj->setName(name, len);
713    mNames.add(obj);
714}
715
716void Context::removeName(ObjectBase *obj) {
717    for (size_t ct=0; ct < mNames.size(); ct++) {
718        if (obj == mNames[ct]) {
719            mNames.removeAt(ct);
720            return;
721        }
722    }
723}
724
725RsMessageToClientType Context::peekMessageToClient(size_t *receiveLen, uint32_t *subID) {
726    return (RsMessageToClientType)mIO.getClientHeader(receiveLen, subID);
727}
728
729RsMessageToClientType Context::getMessageToClient(void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen) {
730    return (RsMessageToClientType)mIO.getClientPayload(data, receiveLen, subID, bufferLen);
731}
732
733bool Context::sendMessageToClient(const void *data, RsMessageToClientType cmdID,
734                                  uint32_t subID, size_t len, bool waitForSpace) const {
735
736    pthread_mutex_lock(&gMessageMutex);
737    bool ret = mIO.sendToClient(cmdID, subID, data, len, waitForSpace);
738    pthread_mutex_unlock(&gMessageMutex);
739    return ret;
740}
741
742void Context::initToClient() {
743    while (!mRunning) {
744        usleep(100);
745    }
746}
747
748void Context::deinitToClient() {
749    mIO.clientShutdown();
750}
751
752void Context::setError(RsError e, const char *msg) const {
753    mError = e;
754    sendMessageToClient(msg, RS_MESSAGE_TO_CLIENT_ERROR, e, strlen(msg) + 1, true);
755}
756
757
758void Context::dumpDebug() const {
759    ALOGE("RS Context debug %p", this);
760    ALOGE("RS Context debug");
761
762    ALOGE(" RS width %i, height %i", mWidth, mHeight);
763    ALOGE(" RS running %i, exit %i, paused %i", mRunning, mExit, mPaused);
764    ALOGE(" RS pThreadID %li, nativeThreadID %i", (long int)mThreadId, mNativeThreadId);
765}
766
767///////////////////////////////////////////////////////////////////////////////////////////
768//
769
770namespace android {
771namespace renderscript {
772
773void rsi_ContextFinish(Context *rsc) {
774}
775
776void rsi_ContextBindRootScript(Context *rsc, RsScript vs) {
777#ifndef RS_COMPATIBILITY_LIB
778    Script *s = static_cast<Script *>(vs);
779    rsc->setRootScript(s);
780#endif
781}
782
783void rsi_ContextBindSampler(Context *rsc, uint32_t slot, RsSampler vs) {
784    Sampler *s = static_cast<Sampler *>(vs);
785
786    if (slot > RS_MAX_SAMPLER_SLOT) {
787        ALOGE("Invalid sampler slot");
788        return;
789    }
790
791    s->bindToContext(&rsc->mStateSampler, slot);
792}
793
794#ifndef RS_COMPATIBILITY_LIB
795void rsi_ContextBindProgramStore(Context *rsc, RsProgramStore vpfs) {
796    ProgramStore *pfs = static_cast<ProgramStore *>(vpfs);
797    rsc->setProgramStore(pfs);
798}
799
800void rsi_ContextBindProgramFragment(Context *rsc, RsProgramFragment vpf) {
801    ProgramFragment *pf = static_cast<ProgramFragment *>(vpf);
802    rsc->setProgramFragment(pf);
803}
804
805void rsi_ContextBindProgramRaster(Context *rsc, RsProgramRaster vpr) {
806    ProgramRaster *pr = static_cast<ProgramRaster *>(vpr);
807    rsc->setProgramRaster(pr);
808}
809
810void rsi_ContextBindProgramVertex(Context *rsc, RsProgramVertex vpv) {
811    ProgramVertex *pv = static_cast<ProgramVertex *>(vpv);
812    rsc->setProgramVertex(pv);
813}
814
815void rsi_ContextBindFont(Context *rsc, RsFont vfont) {
816    Font *font = static_cast<Font *>(vfont);
817    rsc->setFont(font);
818}
819#endif
820
821void rsi_AssignName(Context *rsc, RsObjectBase obj, const char *name, size_t name_length) {
822    ObjectBase *ob = static_cast<ObjectBase *>(obj);
823    rsc->assignName(ob, name, name_length);
824}
825
826void rsi_ObjDestroy(Context *rsc, void *optr) {
827    ObjectBase *ob = static_cast<ObjectBase *>(optr);
828    rsc->removeName(ob);
829    ob->decUserRef();
830}
831
832#ifndef RS_COMPATIBILITY_LIB
833void rsi_ContextPause(Context *rsc) {
834    rsc->pause();
835}
836
837void rsi_ContextResume(Context *rsc) {
838    rsc->resume();
839}
840
841void rsi_ContextSetSurface(Context *rsc, uint32_t w, uint32_t h, RsNativeWindow sur) {
842    rsc->setSurface(w, h, sur);
843}
844#endif
845
846void rsi_ContextSetPriority(Context *rsc, int32_t p) {
847    rsc->setPriority(p);
848}
849
850void rsi_ContextDump(Context *rsc, int32_t bits) {
851    ObjectBase::dumpAll(rsc);
852}
853
854void rsi_ContextDestroyWorker(Context *rsc) {
855    rsc->destroyWorkerThreadResources();
856}
857
858void rsi_ContextDestroy(Context *rsc) {
859    ALOGV("%p rsContextDestroy", rsc);
860    rsContextDestroyWorker(rsc);
861    delete rsc;
862    ALOGV("%p rsContextDestroy done", rsc);
863}
864
865
866RsMessageToClientType rsi_ContextPeekMessage(Context *rsc,
867                                           size_t * receiveLen, size_t receiveLen_length,
868                                           uint32_t * subID, size_t subID_length) {
869    return rsc->peekMessageToClient(receiveLen, subID);
870}
871
872RsMessageToClientType rsi_ContextGetMessage(Context *rsc, void * data, size_t data_length,
873                                          size_t * receiveLen, size_t receiveLen_length,
874                                          uint32_t * subID, size_t subID_length) {
875    rsAssert(subID_length == sizeof(uint32_t));
876    rsAssert(receiveLen_length == sizeof(size_t));
877    return rsc->getMessageToClient(data, receiveLen, subID, data_length);
878}
879
880void rsi_ContextInitToClient(Context *rsc) {
881    rsc->initToClient();
882}
883
884void rsi_ContextDeinitToClient(Context *rsc) {
885    rsc->deinitToClient();
886}
887
888void rsi_ContextSendMessage(Context *rsc, uint32_t id, const uint8_t *data, size_t len) {
889    rsc->sendMessageToClient(data, RS_MESSAGE_TO_CLIENT_USER, id, len, true);
890}
891
892}
893}
894
895RsContext rsContextCreate(RsDevice vdev, uint32_t version, uint32_t sdkVersion,
896                          RsContextType ct, bool forceCpu, bool synchronous) {
897    ALOGV("rsContextCreate dev=%p", vdev);
898    Device * dev = static_cast<Device *>(vdev);
899    Context *rsc = Context::createContext(dev, NULL, forceCpu, synchronous);
900    if (rsc) {
901        rsc->setTargetSdkVersion(sdkVersion);
902    }
903    return rsc;
904}
905
906#ifndef RS_COMPATIBILITY_LIB
907RsContext rsContextCreateGL(RsDevice vdev, uint32_t version,
908                            uint32_t sdkVersion, RsSurfaceConfig sc,
909                            uint32_t dpi) {
910    ALOGV("rsContextCreateGL dev=%p", vdev);
911    Device * dev = static_cast<Device *>(vdev);
912    Context *rsc = Context::createContext(dev, &sc);
913    if (rsc) {
914        rsc->setTargetSdkVersion(sdkVersion);
915        rsc->setDPI(dpi);
916    }
917    ALOGV("%p rsContextCreateGL ret", rsc);
918    return rsc;
919}
920#endif
921
922// Only to be called at a3d load time, before object is visible to user
923// not thread safe
924void rsaGetName(RsContext con, void * obj, const char **name) {
925    ObjectBase *ob = static_cast<ObjectBase *>(obj);
926    (*name) = ob->getName();
927}
928