rsContext.cpp revision 91dfcdb0f9d5402c26dd65d26d1163f05c2f1e50 
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
35using namespace android;
36using namespace android::renderscript;
37
38pthread_mutex_t Context::gInitMutex = PTHREAD_MUTEX_INITIALIZER;
39pthread_mutex_t Context::gLibMutex = PTHREAD_MUTEX_INITIALIZER;
40
41bool 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
54void Context::deinitEGL() {
55    mHal.funcs.shutdownGraphics(this);
56}
57
58Context::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
69Context::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
80uint32_t Context::runScript(Script *s) {
81    PushState ps(this);
82
83    uint32_t ret = s->run(this);
84    return ret;
85}
86
87uint32_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
97uint64_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
107void Context::timerReset() {
108    for (int ct=0; ct < _RS_TIMER_TOTAL; ct++) {
109        mTimers[ct] = 0;
110    }
111}
112
113void 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
124void 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
139void Context::timerSet(Timers tm) {
140    uint64_t last = mTimeLast;
141    mTimeLast = getTime();
142    mTimers[mTimerActive] += mTimeLast - last;
143    mTimerActive = tm;
144}
145
146void 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
168bool 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
178void Context::setupProgramStore() {
179    mFragmentStore->setup(this, &mStateFragmentStore);
180}
181
182static uint32_t getProp(const char *str) {
183    char buf[PROPERTY_VALUE_MAX];
184    property_get(str, buf, "0");
185    return atoi(buf);
186}
187
188void 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
208void * 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    driverSO = dlopen(OVERRIDE_RS_DRIVER_STRING, RTLD_LAZY);
232    if (driverSO == NULL) {
233        ALOGE("Failed loading %s: %s", OVERRIDE_RS_DRIVER_STRING, dlerror());
234        // Continue to attempt loading fallback driver
235    }
236#undef XSTR
237#undef STR
238#endif  // OVERRIDE_RS_DRIVER
239
240    // Attempt to load the reference RS driver (if necessary).
241    if (driverSO == NULL) {
242        driverSO = dlopen("libRSDriver.so", RTLD_LAZY);
243        if (driverSO == NULL) {
244            rsc->setError(RS_ERROR_FATAL_DRIVER, "Failed loading RS driver");
245            ALOGE("Failed loading RS driver: %s", dlerror());
246            return NULL;
247        }
248    }
249
250    // Need to call dlerror() to clear buffer before using it for dlsym().
251    (void) dlerror();
252    typedef bool (*HalSig)(Context*, uint32_t, uint32_t);
253    HalSig halInit = (HalSig) dlsym(driverSO, "rsdHalInit");
254
255    // If we can't find the C variant, we go looking for the C++ version.
256    if (halInit == NULL) {
257        ALOGW("Falling back to find C++ rsdHalInit: %s", dlerror());
258        halInit = (HalSig) dlsym(driverSO,
259                "_Z10rsdHalInitPN7android12renderscript7ContextEjj");
260    }
261
262    if (halInit == NULL) {
263        rsc->setError(RS_ERROR_FATAL_DRIVER, "Failed to find rsdHalInit");
264        dlclose(driverSO);
265        ALOGE("Failed to find rsdHalInit: %s", dlerror());
266        return NULL;
267    }
268
269    if (!(*halInit)(rsc, 0, 0)) {
270        rsc->setError(RS_ERROR_FATAL_DRIVER, "Failed initializing RS Driver");
271        dlclose(driverSO);
272        ALOGE("Hal init failed");
273        return NULL;
274    }
275    rsc->mHal.funcs.setPriority(rsc, rsc->mThreadPriority);
276
277    if (rsc->mIsGraphicsContext) {
278        if (!rsc->initGLThread()) {
279            rsc->setError(RS_ERROR_OUT_OF_MEMORY, "Failed initializing GL");
280            return NULL;
281        }
282
283        rsc->mStateRaster.init(rsc);
284        rsc->setProgramRaster(NULL);
285        rsc->mStateVertex.init(rsc);
286        rsc->setProgramVertex(NULL);
287        rsc->mStateFragment.init(rsc);
288        rsc->setProgramFragment(NULL);
289        rsc->mStateFragmentStore.init(rsc);
290        rsc->setProgramStore(NULL);
291        rsc->mStateFont.init(rsc);
292        rsc->setFont(NULL);
293        rsc->mStateSampler.init(rsc);
294        rsc->mFBOCache.init(rsc);
295    }
296
297    rsc->mRunning = true;
298    if (!rsc->mIsGraphicsContext) {
299        while (!rsc->mExit) {
300            rsc->mIO.playCoreCommands(rsc, -1);
301        }
302    } else {
303#ifndef ANDROID_RS_SERIALIZE
304        DisplayEventReceiver displayEvent;
305        DisplayEventReceiver::Event eventBuffer[1];
306#endif
307        int vsyncRate = 0;
308        int targetRate = 0;
309
310        bool drawOnce = false;
311        while (!rsc->mExit) {
312            rsc->timerSet(RS_TIMER_IDLE);
313
314#ifndef ANDROID_RS_SERIALIZE
315            if (!rsc->mRootScript.get() || !rsc->mHasSurface || rsc->mPaused) {
316                targetRate = 0;
317            }
318
319            if (vsyncRate != targetRate) {
320                displayEvent.setVsyncRate(targetRate);
321                vsyncRate = targetRate;
322            }
323            if (targetRate) {
324                drawOnce |= rsc->mIO.playCoreCommands(rsc, displayEvent.getFd());
325                while (displayEvent.getEvents(eventBuffer, 1) != 0) {
326                    //ALOGE("vs2 time past %lld", (rsc->getTime() - eventBuffer[0].header.timestamp) / 1000000);
327                }
328            } else
329#endif
330            {
331                drawOnce |= rsc->mIO.playCoreCommands(rsc, -1);
332            }
333
334            if ((rsc->mRootScript.get() != NULL) && rsc->mHasSurface &&
335                (targetRate || drawOnce) && !rsc->mPaused) {
336
337                drawOnce = false;
338                targetRate = ((rsc->runRootScript() + 15) / 16);
339
340                if (rsc->props.mLogVisual) {
341                    rsc->displayDebugStats();
342                }
343
344                rsc->timerSet(RS_TIMER_CLEAR_SWAP);
345                rsc->mHal.funcs.swap(rsc);
346                rsc->timerFrame();
347                rsc->timerSet(RS_TIMER_INTERNAL);
348                rsc->timerPrint();
349                rsc->timerReset();
350            }
351        }
352    }
353
354    ALOGV("%p RS Thread exiting", rsc);
355
356    if (rsc->mIsGraphicsContext) {
357        pthread_mutex_lock(&gInitMutex);
358        rsc->deinitEGL();
359        pthread_mutex_unlock(&gInitMutex);
360    }
361
362    ALOGV("%p RS Thread exited", rsc);
363    return NULL;
364}
365
366void Context::destroyWorkerThreadResources() {
367    //ALOGV("destroyWorkerThreadResources 1");
368    ObjectBase::zeroAllUserRef(this);
369    if (mIsGraphicsContext) {
370         mRaster.clear();
371         mFragment.clear();
372         mVertex.clear();
373         mFragmentStore.clear();
374         mFont.clear();
375         mRootScript.clear();
376         mStateRaster.deinit(this);
377         mStateVertex.deinit(this);
378         mStateFragment.deinit(this);
379         mStateFragmentStore.deinit(this);
380         mStateFont.deinit(this);
381         mStateSampler.deinit(this);
382         mFBOCache.deinit(this);
383    }
384    ObjectBase::freeAllChildren(this);
385    mExit = true;
386    //ALOGV("destroyWorkerThreadResources 2");
387}
388
389void Context::printWatchdogInfo(void *ctx) {
390    Context *rsc = (Context *)ctx;
391    if (rsc->watchdog.command && rsc->watchdog.file) {
392        ALOGE("RS watchdog timeout: %i  %s  line %i %s", rsc->watchdog.inRoot,
393             rsc->watchdog.command, rsc->watchdog.line, rsc->watchdog.file);
394    } else {
395        ALOGE("RS watchdog timeout: %i", rsc->watchdog.inRoot);
396    }
397}
398
399
400void Context::setPriority(int32_t p) {
401    // Note: If we put this in the proper "background" policy
402    // the wallpapers can become completly unresponsive at times.
403    // This is probably not what we want for something the user is actively
404    // looking at.
405    mThreadPriority = p;
406    setpriority(PRIO_PROCESS, mNativeThreadId, p);
407    mHal.funcs.setPriority(this, mThreadPriority);
408}
409
410Context::Context() {
411    mDev = NULL;
412    mRunning = false;
413    mExit = false;
414    mPaused = false;
415    mObjHead = NULL;
416    mError = RS_ERROR_NONE;
417    mTargetSdkVersion = 14;
418    mDPI = 96;
419    mIsContextLite = false;
420    memset(&watchdog, 0, sizeof(watchdog));
421}
422
423Context * Context::createContext(Device *dev, const RsSurfaceConfig *sc) {
424    Context * rsc = new Context();
425
426    if (!rsc->initContext(dev, sc)) {
427        delete rsc;
428        return NULL;
429    }
430    return rsc;
431}
432
433Context * Context::createContextLite() {
434    Context * rsc = new Context();
435    rsc->mIsContextLite = true;
436    return rsc;
437}
438
439bool Context::initContext(Device *dev, const RsSurfaceConfig *sc) {
440    pthread_mutex_lock(&gInitMutex);
441
442    mIO.init();
443    mIO.setTimeoutCallback(printWatchdogInfo, this, 2e9);
444
445    dev->addContext(this);
446    mDev = dev;
447    if (sc) {
448        mUserSurfaceConfig = *sc;
449    } else {
450        memset(&mUserSurfaceConfig, 0, sizeof(mUserSurfaceConfig));
451    }
452
453    mIsGraphicsContext = sc != NULL;
454
455    int status;
456    pthread_attr_t threadAttr;
457
458    pthread_mutex_unlock(&gInitMutex);
459
460    // Global init done at this point.
461
462    status = pthread_attr_init(&threadAttr);
463    if (status) {
464        ALOGE("Failed to init thread attribute.");
465        return false;
466    }
467
468    mHasSurface = false;
469
470    timerInit();
471    timerSet(RS_TIMER_INTERNAL);
472
473    status = pthread_create(&mThreadId, &threadAttr, threadProc, this);
474    if (status) {
475        ALOGE("Failed to start rs context thread.");
476        return false;
477    }
478    while (!mRunning && (mError == RS_ERROR_NONE)) {
479        usleep(100);
480    }
481
482    if (mError != RS_ERROR_NONE) {
483        ALOGE("Errors during thread init");
484        return false;
485    }
486
487    pthread_attr_destroy(&threadAttr);
488    return true;
489}
490
491Context::~Context() {
492    ALOGV("%p Context::~Context", this);
493
494    if (!mIsContextLite) {
495        mPaused = false;
496        void *res;
497
498        mIO.shutdown();
499        int status = pthread_join(mThreadId, &res);
500        rsAssert(mExit);
501
502        if (mHal.funcs.shutdownDriver) {
503            mHal.funcs.shutdownDriver(this);
504        }
505
506        // Global structure cleanup.
507        pthread_mutex_lock(&gInitMutex);
508        if (mDev) {
509            mDev->removeContext(this);
510            mDev = NULL;
511        }
512        pthread_mutex_unlock(&gInitMutex);
513    }
514    ALOGV("%p Context::~Context done", this);
515}
516
517void Context::setSurface(uint32_t w, uint32_t h, RsNativeWindow sur) {
518    rsAssert(mIsGraphicsContext);
519    mHal.funcs.setSurface(this, w, h, sur);
520
521    mHasSurface = sur != NULL;
522    mWidth = w;
523    mHeight = h;
524
525    if (mWidth && mHeight) {
526        mStateVertex.updateSize(this);
527        mFBOCache.updateSize();
528    }
529}
530
531uint32_t Context::getCurrentSurfaceWidth() const {
532    for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
533        if (mFBOCache.mHal.state.colorTargets[i] != NULL) {
534            return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimX();
535        }
536    }
537    if (mFBOCache.mHal.state.depthTarget != NULL) {
538        return mFBOCache.mHal.state.depthTarget->getType()->getDimX();
539    }
540    return mWidth;
541}
542
543uint32_t Context::getCurrentSurfaceHeight() const {
544    for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
545        if (mFBOCache.mHal.state.colorTargets[i] != NULL) {
546            return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimY();
547        }
548    }
549    if (mFBOCache.mHal.state.depthTarget != NULL) {
550        return mFBOCache.mHal.state.depthTarget->getType()->getDimY();
551    }
552    return mHeight;
553}
554
555void Context::pause() {
556    rsAssert(mIsGraphicsContext);
557    mPaused = true;
558}
559
560void Context::resume() {
561    rsAssert(mIsGraphicsContext);
562    mPaused = false;
563}
564
565void Context::setRootScript(Script *s) {
566    rsAssert(mIsGraphicsContext);
567    mRootScript.set(s);
568}
569
570void Context::setProgramStore(ProgramStore *pfs) {
571    rsAssert(mIsGraphicsContext);
572    if (pfs == NULL) {
573        mFragmentStore.set(mStateFragmentStore.mDefault);
574    } else {
575        mFragmentStore.set(pfs);
576    }
577}
578
579void Context::setProgramFragment(ProgramFragment *pf) {
580    rsAssert(mIsGraphicsContext);
581    if (pf == NULL) {
582        mFragment.set(mStateFragment.mDefault);
583    } else {
584        mFragment.set(pf);
585    }
586}
587
588void Context::setProgramRaster(ProgramRaster *pr) {
589    rsAssert(mIsGraphicsContext);
590    if (pr == NULL) {
591        mRaster.set(mStateRaster.mDefault);
592    } else {
593        mRaster.set(pr);
594    }
595}
596
597void Context::setProgramVertex(ProgramVertex *pv) {
598    rsAssert(mIsGraphicsContext);
599    if (pv == NULL) {
600        mVertex.set(mStateVertex.mDefault);
601    } else {
602        mVertex.set(pv);
603    }
604}
605
606void Context::setFont(Font *f) {
607    rsAssert(mIsGraphicsContext);
608    if (f == NULL) {
609        mFont.set(mStateFont.mDefault);
610    } else {
611        mFont.set(f);
612    }
613}
614
615void Context::assignName(ObjectBase *obj, const char *name, uint32_t len) {
616    rsAssert(!obj->getName());
617    obj->setName(name, len);
618    mNames.add(obj);
619}
620
621void Context::removeName(ObjectBase *obj) {
622    for (size_t ct=0; ct < mNames.size(); ct++) {
623        if (obj == mNames[ct]) {
624            mNames.removeAt(ct);
625            return;
626        }
627    }
628}
629
630RsMessageToClientType Context::peekMessageToClient(size_t *receiveLen, uint32_t *subID) {
631    return (RsMessageToClientType)mIO.getClientHeader(receiveLen, subID);
632}
633
634RsMessageToClientType Context::getMessageToClient(void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen) {
635    return (RsMessageToClientType)mIO.getClientPayload(data, receiveLen, subID, bufferLen);
636}
637
638bool Context::sendMessageToClient(const void *data, RsMessageToClientType cmdID,
639                                  uint32_t subID, size_t len, bool waitForSpace) const {
640
641    return mIO.sendToClient(cmdID, subID, data, len, waitForSpace);
642}
643
644void Context::initToClient() {
645    while (!mRunning) {
646        usleep(100);
647    }
648}
649
650void Context::deinitToClient() {
651    mIO.clientShutdown();
652}
653
654void Context::setError(RsError e, const char *msg) const {
655    mError = e;
656    sendMessageToClient(msg, RS_MESSAGE_TO_CLIENT_ERROR, e, strlen(msg) + 1, true);
657}
658
659
660void Context::dumpDebug() const {
661    ALOGE("RS Context debug %p", this);
662    ALOGE("RS Context debug");
663
664    ALOGE(" RS width %i, height %i", mWidth, mHeight);
665    ALOGE(" RS running %i, exit %i, paused %i", mRunning, mExit, mPaused);
666    ALOGE(" RS pThreadID %li, nativeThreadID %i", (long int)mThreadId, mNativeThreadId);
667}
668
669///////////////////////////////////////////////////////////////////////////////////////////
670//
671
672namespace android {
673namespace renderscript {
674
675void rsi_ContextFinish(Context *rsc) {
676}
677
678void rsi_ContextBindRootScript(Context *rsc, RsScript vs) {
679    Script *s = static_cast<Script *>(vs);
680    rsc->setRootScript(s);
681}
682
683void rsi_ContextBindSampler(Context *rsc, uint32_t slot, RsSampler vs) {
684    Sampler *s = static_cast<Sampler *>(vs);
685
686    if (slot > RS_MAX_SAMPLER_SLOT) {
687        ALOGE("Invalid sampler slot");
688        return;
689    }
690
691    s->bindToContext(&rsc->mStateSampler, slot);
692}
693
694void rsi_ContextBindProgramStore(Context *rsc, RsProgramStore vpfs) {
695    ProgramStore *pfs = static_cast<ProgramStore *>(vpfs);
696    rsc->setProgramStore(pfs);
697}
698
699void rsi_ContextBindProgramFragment(Context *rsc, RsProgramFragment vpf) {
700    ProgramFragment *pf = static_cast<ProgramFragment *>(vpf);
701    rsc->setProgramFragment(pf);
702}
703
704void rsi_ContextBindProgramRaster(Context *rsc, RsProgramRaster vpr) {
705    ProgramRaster *pr = static_cast<ProgramRaster *>(vpr);
706    rsc->setProgramRaster(pr);
707}
708
709void rsi_ContextBindProgramVertex(Context *rsc, RsProgramVertex vpv) {
710    ProgramVertex *pv = static_cast<ProgramVertex *>(vpv);
711    rsc->setProgramVertex(pv);
712}
713
714void rsi_ContextBindFont(Context *rsc, RsFont vfont) {
715    Font *font = static_cast<Font *>(vfont);
716    rsc->setFont(font);
717}
718
719void rsi_AssignName(Context *rsc, RsObjectBase obj, const char *name, size_t name_length) {
720    ObjectBase *ob = static_cast<ObjectBase *>(obj);
721    rsc->assignName(ob, name, name_length);
722}
723
724void rsi_ObjDestroy(Context *rsc, void *optr) {
725    ObjectBase *ob = static_cast<ObjectBase *>(optr);
726    rsc->removeName(ob);
727    ob->decUserRef();
728}
729
730void rsi_ContextPause(Context *rsc) {
731    rsc->pause();
732}
733
734void rsi_ContextResume(Context *rsc) {
735    rsc->resume();
736}
737
738void rsi_ContextSetSurface(Context *rsc, uint32_t w, uint32_t h, RsNativeWindow sur) {
739    rsc->setSurface(w, h, sur);
740}
741
742void rsi_ContextSetPriority(Context *rsc, int32_t p) {
743    rsc->setPriority(p);
744}
745
746void rsi_ContextDump(Context *rsc, int32_t bits) {
747    ObjectBase::dumpAll(rsc);
748}
749
750void rsi_ContextDestroyWorker(Context *rsc) {
751    rsc->destroyWorkerThreadResources();
752}
753
754void rsi_ContextDestroy(Context *rsc) {
755    ALOGV("%p rsContextDestroy", rsc);
756    rsContextDestroyWorker(rsc);
757    delete rsc;
758    ALOGV("%p rsContextDestroy done", rsc);
759}
760
761
762RsMessageToClientType rsi_ContextPeekMessage(Context *rsc,
763                                           size_t * receiveLen, size_t receiveLen_length,
764                                           uint32_t * subID, size_t subID_length) {
765    return rsc->peekMessageToClient(receiveLen, subID);
766}
767
768RsMessageToClientType rsi_ContextGetMessage(Context *rsc, void * data, size_t data_length,
769                                          size_t * receiveLen, size_t receiveLen_length,
770                                          uint32_t * subID, size_t subID_length) {
771    rsAssert(subID_length == sizeof(uint32_t));
772    rsAssert(receiveLen_length == sizeof(size_t));
773    return rsc->getMessageToClient(data, receiveLen, subID, data_length);
774}
775
776void rsi_ContextInitToClient(Context *rsc) {
777    rsc->initToClient();
778}
779
780void rsi_ContextDeinitToClient(Context *rsc) {
781    rsc->deinitToClient();
782}
783
784}
785}
786
787RsContext rsContextCreate(RsDevice vdev, uint32_t version,
788                          uint32_t sdkVersion) {
789    ALOGV("rsContextCreate dev=%p", vdev);
790    Device * dev = static_cast<Device *>(vdev);
791    Context *rsc = Context::createContext(dev, NULL);
792    if (rsc) {
793        rsc->setTargetSdkVersion(sdkVersion);
794    }
795    return rsc;
796}
797
798RsContext rsContextCreateGL(RsDevice vdev, uint32_t version,
799                            uint32_t sdkVersion, RsSurfaceConfig sc,
800                            uint32_t dpi) {
801    ALOGV("rsContextCreateGL dev=%p", vdev);
802    Device * dev = static_cast<Device *>(vdev);
803    Context *rsc = Context::createContext(dev, &sc);
804    if (rsc) {
805        rsc->setTargetSdkVersion(sdkVersion);
806        rsc->setDPI(dpi);
807    }
808    ALOGV("%p rsContextCreateGL ret", rsc);
809    return rsc;
810}
811
812// Only to be called at a3d load time, before object is visible to user
813// not thread safe
814void rsaGetName(RsContext con, void * obj, const char **name) {
815    ObjectBase *ob = static_cast<ObjectBase *>(obj);
816    (*name) = ob->getName();
817}
818