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    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
372void 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
395void 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
406void 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
416Context::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
429Context * 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
439Context * Context::createContextLite() {
440    Context * rsc = new Context();
441    rsc->mIsContextLite = true;
442    return rsc;
443}
444
445bool 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
497Context::~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
523void 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
537uint32_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
549uint32_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
561void Context::pause() {
562    rsAssert(mIsGraphicsContext);
563    mPaused = true;
564}
565
566void Context::resume() {
567    rsAssert(mIsGraphicsContext);
568    mPaused = false;
569}
570
571void Context::setRootScript(Script *s) {
572    rsAssert(mIsGraphicsContext);
573    mRootScript.set(s);
574}
575
576void 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
585void 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
594void 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
603void 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
612void 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
621void 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
627void 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
636RsMessageToClientType Context::peekMessageToClient(size_t *receiveLen, uint32_t *subID) {
637    return (RsMessageToClientType)mIO.getClientHeader(receiveLen, subID);
638}
639
640RsMessageToClientType Context::getMessageToClient(void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen) {
641    return (RsMessageToClientType)mIO.getClientPayload(data, receiveLen, subID, bufferLen);
642}
643
644bool 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
650void Context::initToClient() {
651    while (!mRunning) {
652        usleep(100);
653    }
654}
655
656void Context::deinitToClient() {
657    mIO.clientShutdown();
658}
659
660void 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
666void 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
678namespace android {
679namespace renderscript {
680
681void rsi_ContextFinish(Context *rsc) {
682}
683
684void rsi_ContextBindRootScript(Context *rsc, RsScript vs) {
685    Script *s = static_cast<Script *>(vs);
686    rsc->setRootScript(s);
687}
688
689void 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
700void rsi_ContextBindProgramStore(Context *rsc, RsProgramStore vpfs) {
701    ProgramStore *pfs = static_cast<ProgramStore *>(vpfs);
702    rsc->setProgramStore(pfs);
703}
704
705void rsi_ContextBindProgramFragment(Context *rsc, RsProgramFragment vpf) {
706    ProgramFragment *pf = static_cast<ProgramFragment *>(vpf);
707    rsc->setProgramFragment(pf);
708}
709
710void rsi_ContextBindProgramRaster(Context *rsc, RsProgramRaster vpr) {
711    ProgramRaster *pr = static_cast<ProgramRaster *>(vpr);
712    rsc->setProgramRaster(pr);
713}
714
715void rsi_ContextBindProgramVertex(Context *rsc, RsProgramVertex vpv) {
716    ProgramVertex *pv = static_cast<ProgramVertex *>(vpv);
717    rsc->setProgramVertex(pv);
718}
719
720void rsi_ContextBindFont(Context *rsc, RsFont vfont) {
721    Font *font = static_cast<Font *>(vfont);
722    rsc->setFont(font);
723}
724
725void 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
730void rsi_ObjDestroy(Context *rsc, void *optr) {
731    ObjectBase *ob = static_cast<ObjectBase *>(optr);
732    rsc->removeName(ob);
733    ob->decUserRef();
734}
735
736void rsi_ContextPause(Context *rsc) {
737    rsc->pause();
738}
739
740void rsi_ContextResume(Context *rsc) {
741    rsc->resume();
742}
743
744void rsi_ContextSetSurface(Context *rsc, uint32_t w, uint32_t h, RsNativeWindow sur) {
745    rsc->setSurface(w, h, sur);
746}
747
748void rsi_ContextSetPriority(Context *rsc, int32_t p) {
749    rsc->setPriority(p);
750}
751
752void rsi_ContextDump(Context *rsc, int32_t bits) {
753    ObjectBase::dumpAll(rsc);
754}
755
756void rsi_ContextDestroyWorker(Context *rsc) {
757    rsc->destroyWorkerThreadResources();
758}
759
760void rsi_ContextDestroy(Context *rsc) {
761    ALOGV("%p rsContextDestroy", rsc);
762    rsContextDestroyWorker(rsc);
763    delete rsc;
764    ALOGV("%p rsContextDestroy done", rsc);
765}
766
767
768RsMessageToClientType 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
774RsMessageToClientType 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
782void rsi_ContextInitToClient(Context *rsc) {
783    rsc->initToClient();
784}
785
786void rsi_ContextDeinitToClient(Context *rsc) {
787    rsc->deinitToClient();
788}
789
790}
791}
792
793RsContext 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
804RsContext 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
820void rsaGetName(RsContext con, void * obj, const char **name) {
821    ObjectBase *ob = static_cast<ObjectBase *>(obj);
822    (*name) = ob->getName();
823}
824