rsContext.cpp revision 983a973fb4ccad29a1d23fd7db0f98acb61d47d7 
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#include "rsgApiStructs.h"
23
24#ifndef RS_COMPATIBILITY_LIB
25#include "rsMesh.h"
26#include <gui/DisplayEventReceiver.h>
27#endif
28
29#include <sys/types.h>
30#include <sys/resource.h>
31#include <sched.h>
32
33#include <sys/syscall.h>
34#include <string.h>
35#include <dlfcn.h>
36#include <inttypes.h>
37#include <unistd.h>
38
39#if !defined(RS_SERVER) && !defined(RS_COMPATIBILITY_LIB) && \
40        defined(__ANDROID__)
41#include <cutils/properties.h>
42#endif
43
44#ifdef RS_COMPATIBILITY_LIB
45#include "rsCompatibilityLib.h"
46#endif
47
48int *gInternalDebuggerPresent = nullptr;
49
50#ifdef RS_SERVER
51// Android exposes gettid(), standard Linux does not
52static pid_t gettid() {
53    return syscall(SYS_gettid);
54}
55#endif
56
57using namespace android;
58using namespace android::renderscript;
59
60pthread_mutex_t Context::gInitMutex = PTHREAD_MUTEX_INITIALIZER;
61pthread_mutex_t Context::gMessageMutex = PTHREAD_MUTEX_INITIALIZER;
62pthread_mutex_t Context::gLibMutex = PTHREAD_MUTEX_INITIALIZER;
63
64bool Context::initGLThread() {
65    pthread_mutex_lock(&gInitMutex);
66
67    if (!mHal.funcs.initGraphics(this)) {
68        pthread_mutex_unlock(&gInitMutex);
69        ALOGE("%p initGraphics failed", this);
70        return false;
71    }
72
73    pthread_mutex_unlock(&gInitMutex);
74    return true;
75}
76
77void Context::deinitEGL() {
78#ifndef RS_COMPATIBILITY_LIB
79    mHal.funcs.shutdownGraphics(this);
80#endif
81}
82
83Context::PushState::PushState(Context *con) {
84    mRsc = con;
85#ifndef RS_COMPATIBILITY_LIB
86    if (con->mIsGraphicsContext) {
87        mFragment.set(con->getProgramFragment());
88        mVertex.set(con->getProgramVertex());
89        mStore.set(con->getProgramStore());
90        mRaster.set(con->getProgramRaster());
91        mFont.set(con->getFont());
92    }
93#endif
94}
95
96Context::PushState::~PushState() {
97#ifndef RS_COMPATIBILITY_LIB
98    if (mRsc->mIsGraphicsContext) {
99        mRsc->setProgramFragment(mFragment.get());
100        mRsc->setProgramVertex(mVertex.get());
101        mRsc->setProgramStore(mStore.get());
102        mRsc->setProgramRaster(mRaster.get());
103        mRsc->setFont(mFont.get());
104    }
105#endif
106}
107
108
109uint32_t Context::runScript(Script *s) {
110    PushState ps(this);
111
112    uint32_t ret = s->run(this);
113    return ret;
114}
115
116uint32_t Context::runRootScript() {
117    timerSet(RS_TIMER_SCRIPT);
118#ifndef RS_COMPATIBILITY_LIB
119    mStateFragmentStore.mLast.clear();
120#endif
121    watchdog.inRoot = true;
122    uint32_t ret = runScript(mRootScript.get());
123    watchdog.inRoot = false;
124
125    return ret;
126}
127
128uint64_t Context::getTime() const {
129#ifndef ANDROID_RS_SERIALIZE
130    struct timespec t;
131    clock_gettime(CLOCK_MONOTONIC, &t);
132    return t.tv_nsec + ((uint64_t)t.tv_sec * 1000 * 1000 * 1000);
133#else
134    return 0;
135#endif //ANDROID_RS_SERIALIZE
136}
137
138void Context::timerReset() {
139    for (int ct=0; ct < _RS_TIMER_TOTAL; ct++) {
140        mTimers[ct] = 0;
141    }
142}
143
144void Context::timerInit() {
145    mTimeLast = getTime();
146    mTimeFrame = mTimeLast;
147    mTimeLastFrame = mTimeLast;
148    mTimerActive = RS_TIMER_INTERNAL;
149    mAverageFPSFrameCount = 0;
150    mAverageFPSStartTime = mTimeLast;
151    mAverageFPS = 0;
152    timerReset();
153}
154
155void Context::timerFrame() {
156    mTimeLastFrame = mTimeFrame;
157    mTimeFrame = getTime();
158    // Update average fps
159    const uint64_t averageFramerateInterval = 1000 * 1000000;
160    mAverageFPSFrameCount ++;
161    uint64_t inverval = mTimeFrame - mAverageFPSStartTime;
162    if (inverval >= averageFramerateInterval) {
163        inverval = inverval / 1000000;
164        mAverageFPS = (mAverageFPSFrameCount * 1000) / inverval;
165        mAverageFPSFrameCount = 0;
166        mAverageFPSStartTime = mTimeFrame;
167    }
168}
169
170void Context::timerSet(Timers tm) {
171    uint64_t last = mTimeLast;
172    mTimeLast = getTime();
173    mTimers[mTimerActive] += mTimeLast - last;
174    mTimerActive = tm;
175}
176
177void Context::timerPrint() {
178    double total = 0;
179    for (int ct = 0; ct < _RS_TIMER_TOTAL; ct++) {
180        total += mTimers[ct];
181    }
182    uint64_t frame = mTimeFrame - mTimeLastFrame;
183    mTimeMSLastFrame = frame / 1000000;
184    mTimeMSLastScript = mTimers[RS_TIMER_SCRIPT] / 1000000;
185    mTimeMSLastSwap = mTimers[RS_TIMER_CLEAR_SWAP] / 1000000;
186
187
188    if (props.mLogTimes) {
189        ALOGV("RS: Frame (%i),   Script %2.1f%% (%i),  Swap %2.1f%% (%i),  Idle %2.1f%% (%" PRIi64 "),  "
190              "Internal %2.1f%% (%" PRIi64 "), Avg fps: %u",
191             mTimeMSLastFrame,
192             100.0 * mTimers[RS_TIMER_SCRIPT] / total, mTimeMSLastScript,
193             100.0 * mTimers[RS_TIMER_CLEAR_SWAP] / total, mTimeMSLastSwap,
194             100.0 * mTimers[RS_TIMER_IDLE] / total, mTimers[RS_TIMER_IDLE] / 1000000,
195             100.0 * mTimers[RS_TIMER_INTERNAL] / total, mTimers[RS_TIMER_INTERNAL] / 1000000,
196             mAverageFPS);
197    }
198}
199
200bool Context::setupCheck() {
201#ifndef RS_COMPATIBILITY_LIB
202    mFragmentStore->setup(this, &mStateFragmentStore);
203    mFragment->setup(this, &mStateFragment);
204    mRaster->setup(this, &mStateRaster);
205    mVertex->setup(this, &mStateVertex);
206    mFBOCache.setup(this);
207#endif
208    return true;
209}
210
211#ifndef RS_COMPATIBILITY_LIB
212void Context::setupProgramStore() {
213    mFragmentStore->setup(this, &mStateFragmentStore);
214}
215#endif
216
217static uint32_t getProp(const char *str) {
218#if !defined(RS_SERVER) && defined(__ANDROID__)
219    char buf[PROPERTY_VALUE_MAX];
220    property_get(str, buf, "0");
221    return atoi(buf);
222#else
223    return 0;
224#endif
225}
226
227void Context::displayDebugStats() {
228#ifndef RS_COMPATIBILITY_LIB
229    char buffer[128];
230    snprintf(buffer, sizeof(buffer), "Avg fps %u, Frame %i ms, Script %i ms",
231             mAverageFPS, mTimeMSLastFrame, mTimeMSLastScript);
232    float oldR, oldG, oldB, oldA;
233    mStateFont.getFontColor(&oldR, &oldG, &oldB, &oldA);
234    uint32_t bufferLen = strlen(buffer);
235
236    ObjectBaseRef<Font> lastFont(getFont());
237    setFont(nullptr);
238    float shadowCol = 0.1f;
239    mStateFont.setFontColor(shadowCol, shadowCol, shadowCol, 1.0f);
240    mStateFont.renderText(buffer, bufferLen, 5, getHeight() - 6);
241
242    mStateFont.setFontColor(1.0f, 0.7f, 0.0f, 1.0f);
243    mStateFont.renderText(buffer, bufferLen, 4, getHeight() - 7);
244
245    setFont(lastFont.get());
246    mStateFont.setFontColor(oldR, oldG, oldB, oldA);
247#endif
248}
249
250void * Context::threadProc(void *vrsc) {
251    Context *rsc = static_cast<Context *>(vrsc);
252
253#ifndef ANDROID_RS_SERIALIZE
254    rsc->mNativeThreadId = gettid();
255#endif //ANDROID_RS_SERIALIZE
256
257    rsc->props.mLogTimes = getProp("debug.rs.profile") != 0;
258    rsc->props.mLogScripts = getProp("debug.rs.script") != 0;
259    rsc->props.mLogShaders = getProp("debug.rs.shader") != 0;
260    rsc->props.mLogShadersAttr = getProp("debug.rs.shader.attributes") != 0;
261    rsc->props.mLogShadersUniforms = getProp("debug.rs.shader.uniforms") != 0;
262    rsc->props.mLogVisual = getProp("debug.rs.visual") != 0;
263    rsc->props.mLogReduce = getProp("debug.rs.reduce");
264    rsc->props.mDebugReduceSplitAccum = getProp("debug.rs.reduce-split-accum") != 0;
265    rsc->props.mDebugMaxThreads = getProp("debug.rs.max-threads");
266
267    if (getProp("debug.rs.debug") != 0) {
268        ALOGD("Forcing debug context due to debug.rs.debug.");
269        rsc->mContextType = RS_CONTEXT_TYPE_DEBUG;
270        rsc->mForceCpu = true;
271    }
272
273    bool forceRSoV = getProp("debug.rs.rsov") != 0;
274    if (forceRSoV) {
275        ALOGD("Force the use of RSoV driver");
276        rsc->mForceRSoV = true;
277    }
278
279    bool forceCpu = getProp("debug.rs.default-CPU-driver") != 0;
280    if (forceCpu) {
281        ALOGD("Skipping hardware driver and loading default CPU driver");
282        rsc->mForceCpu = true;
283    }
284
285    rsc->mForceCpu |= rsc->mIsGraphicsContext;
286    if (!rsc->loadDriver(rsc->mForceCpu, rsc->mForceRSoV)) {
287      rsc->setError(RS_ERROR_DRIVER, "Failed loading driver");
288      return nullptr;
289    }
290
291    if (!rsc->isSynchronous()) {
292        // Due to legacy we default to normal_graphics
293        // setPriority will make the adjustments as needed.
294        rsc->setPriority(RS_THREAD_PRIORITY_NORMAL_GRAPHICS);
295    }
296
297#ifndef RS_COMPATIBILITY_LIB
298    if (rsc->mIsGraphicsContext) {
299        if (!rsc->initGLThread()) {
300            rsc->setError(RS_ERROR_OUT_OF_MEMORY, "Failed initializing GL");
301            return nullptr;
302        }
303
304        rsc->mStateRaster.init(rsc);
305        rsc->setProgramRaster(nullptr);
306        rsc->mStateVertex.init(rsc);
307        rsc->setProgramVertex(nullptr);
308        rsc->mStateFragment.init(rsc);
309        rsc->setProgramFragment(nullptr);
310        rsc->mStateFragmentStore.init(rsc);
311        rsc->setProgramStore(nullptr);
312        rsc->mStateFont.init(rsc);
313        rsc->setFont(nullptr);
314        rsc->mStateSampler.init(rsc);
315        rsc->mFBOCache.init(rsc);
316    }
317#endif
318
319    rsc->mRunning = true;
320
321    if (rsc->isSynchronous()) {
322        return nullptr;
323    }
324
325    if (!rsc->mIsGraphicsContext) {
326        while (!rsc->mExit) {
327            rsc->mIO.playCoreCommands(rsc, -1);
328        }
329#ifndef RS_COMPATIBILITY_LIB
330    } else {
331#ifndef ANDROID_RS_SERIALIZE
332        DisplayEventReceiver displayEvent;
333        DisplayEventReceiver::Event eventBuffer[1];
334#endif
335        int vsyncRate = 0;
336        int targetRate = 0;
337
338        bool drawOnce = false;
339        while (!rsc->mExit) {
340            rsc->timerSet(RS_TIMER_IDLE);
341
342#ifndef ANDROID_RS_SERIALIZE
343            if (!rsc->mRootScript.get() || !rsc->mHasSurface || rsc->mPaused) {
344                targetRate = 0;
345            }
346
347            if (vsyncRate != targetRate) {
348                displayEvent.setVsyncRate(targetRate);
349                vsyncRate = targetRate;
350            }
351            if (targetRate) {
352                drawOnce |= rsc->mIO.playCoreCommands(rsc, displayEvent.getFd());
353                while (displayEvent.getEvents(eventBuffer, 1) != 0) {
354                    //ALOGE("vs2 time past %lld", (rsc->getTime() - eventBuffer[0].header.timestamp) / 1000000);
355                }
356            } else
357#endif
358            {
359                drawOnce |= rsc->mIO.playCoreCommands(rsc, -1);
360            }
361
362            if ((rsc->mRootScript.get() != nullptr) && rsc->mHasSurface &&
363                (targetRate || drawOnce) && !rsc->mPaused) {
364
365                drawOnce = false;
366                targetRate = ((rsc->runRootScript() + 15) / 16);
367
368                if (rsc->props.mLogVisual) {
369                    rsc->displayDebugStats();
370                }
371
372                rsc->timerSet(RS_TIMER_CLEAR_SWAP);
373                rsc->mHal.funcs.swap(rsc);
374                rsc->timerFrame();
375                rsc->timerSet(RS_TIMER_INTERNAL);
376                rsc->timerPrint();
377                rsc->timerReset();
378            }
379        }
380#endif
381    }
382
383    //ALOGV("%p RS Thread exiting", rsc);
384
385#ifndef RS_COMPATIBILITY_LIB
386    if (rsc->mIsGraphicsContext) {
387        pthread_mutex_lock(&gInitMutex);
388        rsc->deinitEGL();
389        pthread_mutex_unlock(&gInitMutex);
390    }
391#endif
392
393    //ALOGV("%p RS Thread exited", rsc);
394    return nullptr;
395}
396
397void Context::destroyWorkerThreadResources() {
398    //ALOGV("destroyWorkerThreadResources 1");
399    ObjectBase::zeroAllUserRef(this);
400#ifndef RS_COMPATIBILITY_LIB
401    if (mIsGraphicsContext) {
402         mRaster.clear();
403         mFragment.clear();
404         mVertex.clear();
405         mFragmentStore.clear();
406         mFont.clear();
407         mRootScript.clear();
408         mStateRaster.deinit(this);
409         mStateVertex.deinit(this);
410         mStateFragment.deinit(this);
411         mStateFragmentStore.deinit(this);
412         mStateFont.deinit(this);
413         mStateSampler.deinit(this);
414         mFBOCache.deinit(this);
415    }
416#endif
417    ObjectBase::freeAllChildren(this);
418    mExit = true;
419    //ALOGV("destroyWorkerThreadResources 2");
420}
421
422void Context::printWatchdogInfo(void *ctx) {
423    Context *rsc = (Context *)ctx;
424    if (rsc->watchdog.command && rsc->watchdog.file) {
425        ALOGE("RS watchdog timeout: %i  %s  line %i %s", rsc->watchdog.inRoot,
426             rsc->watchdog.command, rsc->watchdog.line, rsc->watchdog.file);
427    } else {
428        ALOGE("RS watchdog timeout: %i", rsc->watchdog.inRoot);
429    }
430}
431
432
433void Context::setPriority(int32_t p) {
434    switch (p) {
435    // The public API will always send NORMAL_GRAPHICS
436    // for normal, we adjust here
437    case RS_THREAD_PRIORITY_NORMAL_GRAPHICS:
438        if (mIsGraphicsContext) {
439            break;
440        } else {
441            if (mHal.flags & RS_CONTEXT_LOW_LATENCY) {
442                p = RS_THREAD_PRIORITY_LOW_LATENCY;
443            } else {
444                p = RS_THREAD_PRIORITY_NORMAL;
445            }
446        }
447    case RS_THREAD_PRIORITY_LOW:
448        break;
449    }
450
451    // Note: If we put this in the proper "background" policy
452    // the wallpapers can become completly unresponsive at times.
453    // This is probably not what we want for something the user is actively
454    // looking at.
455    mThreadPriority = p;
456    setpriority(PRIO_PROCESS, mNativeThreadId, p);
457    mHal.funcs.setPriority(this, mThreadPriority);
458}
459
460Context::Context() {
461    mDev = nullptr;
462    mRunning = false;
463    mExit = false;
464    mPaused = false;
465    mObjHead = nullptr;
466    mError = RS_ERROR_NONE;
467    mTargetSdkVersion = 14;
468    mDPI = 96;
469    mIsContextLite = false;
470    memset(&watchdog, 0, sizeof(watchdog));
471    memset(&mHal, 0, sizeof(mHal));
472    mForceCpu = false;
473    mForceRSoV = false;
474    mContextType = RS_CONTEXT_TYPE_NORMAL;
475    mOptLevel = 3;
476    mSynchronous = false;
477    mFatalErrorOccured = false;
478
479    memset(mCacheDir, 0, sizeof(mCacheDir));
480#ifdef RS_COMPATIBILITY_LIB
481    memset(nativeLibDir, 0, sizeof(nativeLibDir));
482#endif
483}
484
485void Context::setCacheDir(const char * cacheDir_arg, uint32_t length) {
486    if (!hasSetCacheDir) {
487        if (length <= PATH_MAX) {
488            memcpy(mCacheDir, cacheDir_arg, length);
489            mCacheDir[length] = 0;
490            hasSetCacheDir = true;
491        } else {
492            setError(RS_ERROR_BAD_VALUE, "Invalid path");
493        }
494    }
495}
496
497void Context::waitForDebugger() {
498    // Wait until this symbol has been properly set up, and the flag itself is
499    // set to a non-zero value.
500    while (!gInternalDebuggerPresent || !*gInternalDebuggerPresent) {
501        sleep(0);
502    }
503}
504
505Context * Context::createContext(Device *dev, const RsSurfaceConfig *sc,
506                                 RsContextType ct, uint32_t flags) {
507    Context * rsc = new Context();
508
509    if (flags & RS_CONTEXT_LOW_LATENCY) {
510        rsc->mForceCpu = true;
511    }
512    if (flags & RS_CONTEXT_SYNCHRONOUS) {
513        rsc->mSynchronous = true;
514    }
515    rsc->mContextType = ct;
516    rsc->mHal.flags = flags;
517
518    if (!rsc->initContext(dev, sc)) {
519        delete rsc;
520        return nullptr;
521    }
522
523    if (flags & RS_CONTEXT_WAIT_FOR_ATTACH) {
524        rsc->waitForDebugger();
525    }
526
527    return rsc;
528}
529
530Context * Context::createContextLite() {
531    Context * rsc = new Context();
532    rsc->mIsContextLite = true;
533    return rsc;
534}
535
536bool Context::initContext(Device *dev, const RsSurfaceConfig *sc) {
537    pthread_mutex_lock(&gInitMutex);
538
539    mIO.init();
540    mIO.setTimeoutCallback(printWatchdogInfo, this, 2e9);
541
542    dev->addContext(this);
543    mDev = dev;
544    if (sc) {
545        mUserSurfaceConfig = *sc;
546    } else {
547        memset(&mUserSurfaceConfig, 0, sizeof(mUserSurfaceConfig));
548    }
549
550    mIsGraphicsContext = sc != nullptr;
551
552    int status;
553    pthread_attr_t threadAttr;
554
555    pthread_mutex_unlock(&gInitMutex);
556
557    // Global init done at this point.
558
559    status = pthread_attr_init(&threadAttr);
560    if (status) {
561        ALOGE("Failed to init thread attribute.");
562        return false;
563    }
564
565    mHasSurface = false;
566    mDriverName = NULL;
567
568    timerInit();
569    timerSet(RS_TIMER_INTERNAL);
570    if (mSynchronous) {
571        threadProc(this);
572
573        if (mError != RS_ERROR_NONE) {
574            ALOGE("Errors during thread init (sync mode)");
575            return false;
576        }
577    } else {
578        status = pthread_create(&mThreadId, &threadAttr, threadProc, this);
579        if (status) {
580            ALOGE("Failed to start rs context thread.");
581            return false;
582        }
583        while (!mRunning && (mError == RS_ERROR_NONE)) {
584            usleep(100);
585        }
586
587        if (mError != RS_ERROR_NONE) {
588            ALOGE("Errors during thread init");
589            return false;
590        }
591
592        pthread_attr_destroy(&threadAttr);
593    }
594    return true;
595}
596
597Context::~Context() {
598    if (!mIsContextLite) {
599        mPaused = false;
600        void *res;
601
602        mIO.shutdown();
603        if (!mSynchronous) {
604            pthread_join(mThreadId, &res);
605        }
606        rsAssert(mExit);
607
608        if (mHal.funcs.shutdownDriver && mHal.drv) {
609            mHal.funcs.shutdownDriver(this);
610        }
611
612        // Global structure cleanup.
613        pthread_mutex_lock(&gInitMutex);
614        if (mDev) {
615            mDev->removeContext(this);
616        }
617        pthread_mutex_unlock(&gInitMutex);
618    }
619
620    delete mDev;
621}
622
623#ifndef RS_COMPATIBILITY_LIB
624void Context::setSurface(uint32_t w, uint32_t h, RsNativeWindow sur) {
625    rsAssert(mIsGraphicsContext);
626    mHal.funcs.setSurface(this, w, h, sur);
627
628    mHasSurface = sur != nullptr;
629    mWidth = w;
630    mHeight = h;
631
632    if (mWidth && mHeight) {
633        mStateVertex.updateSize(this);
634        mFBOCache.updateSize();
635    }
636}
637
638uint32_t Context::getCurrentSurfaceWidth() const {
639    for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
640        if (mFBOCache.mHal.state.colorTargets[i] != nullptr) {
641            return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimX();
642        }
643    }
644    if (mFBOCache.mHal.state.depthTarget != nullptr) {
645        return mFBOCache.mHal.state.depthTarget->getType()->getDimX();
646    }
647    return mWidth;
648}
649
650uint32_t Context::getCurrentSurfaceHeight() const {
651    for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
652        if (mFBOCache.mHal.state.colorTargets[i] != nullptr) {
653            return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimY();
654        }
655    }
656    if (mFBOCache.mHal.state.depthTarget != nullptr) {
657        return mFBOCache.mHal.state.depthTarget->getType()->getDimY();
658    }
659    return mHeight;
660}
661
662void Context::pause() {
663    rsAssert(mIsGraphicsContext);
664    mPaused = true;
665}
666
667void Context::resume() {
668    rsAssert(mIsGraphicsContext);
669    mPaused = false;
670}
671
672void Context::setRootScript(Script *s) {
673    rsAssert(mIsGraphicsContext);
674    mRootScript.set(s);
675}
676
677void Context::setProgramStore(ProgramStore *pfs) {
678    rsAssert(mIsGraphicsContext);
679    if (pfs == nullptr) {
680        mFragmentStore.set(mStateFragmentStore.mDefault);
681    } else {
682        mFragmentStore.set(pfs);
683    }
684}
685
686void Context::setProgramFragment(ProgramFragment *pf) {
687    rsAssert(mIsGraphicsContext);
688    if (pf == nullptr) {
689        mFragment.set(mStateFragment.mDefault);
690    } else {
691        mFragment.set(pf);
692    }
693}
694
695void Context::setProgramRaster(ProgramRaster *pr) {
696    rsAssert(mIsGraphicsContext);
697    if (pr == nullptr) {
698        mRaster.set(mStateRaster.mDefault);
699    } else {
700        mRaster.set(pr);
701    }
702}
703
704void Context::setProgramVertex(ProgramVertex *pv) {
705    rsAssert(mIsGraphicsContext);
706    if (pv == nullptr) {
707        mVertex.set(mStateVertex.mDefault);
708    } else {
709        mVertex.set(pv);
710    }
711}
712
713void Context::setFont(Font *f) {
714    rsAssert(mIsGraphicsContext);
715    if (f == nullptr) {
716        mFont.set(mStateFont.mDefault);
717    } else {
718        mFont.set(f);
719    }
720}
721#endif
722
723void Context::finish() {
724    if (mHal.funcs.finish) {
725        mHal.funcs.finish(this);
726    }
727}
728
729void Context::assignName(ObjectBase *obj, const char *name, uint32_t len) {
730    rsAssert(!obj->getName());
731    obj->setName(name, len);
732    mNames.add(obj);
733}
734
735void Context::removeName(ObjectBase *obj) {
736    for (size_t ct=0; ct < mNames.size(); ct++) {
737        if (obj == mNames[ct]) {
738            mNames.removeAt(ct);
739            return;
740        }
741    }
742}
743
744RsMessageToClientType Context::peekMessageToClient(size_t *receiveLen, uint32_t *subID) {
745    return (RsMessageToClientType)mIO.getClientHeader(receiveLen, subID);
746}
747
748RsMessageToClientType Context::getMessageToClient(void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen) {
749    return (RsMessageToClientType)mIO.getClientPayload(data, receiveLen, subID, bufferLen);
750}
751
752bool Context::sendMessageToClient(const void *data, RsMessageToClientType cmdID,
753                                  uint32_t subID, size_t len, bool waitForSpace) const {
754
755    pthread_mutex_lock(&gMessageMutex);
756    bool ret = mIO.sendToClient(cmdID, subID, data, len, waitForSpace);
757    pthread_mutex_unlock(&gMessageMutex);
758    return ret;
759}
760
761void Context::initToClient() {
762    while (!mRunning) {
763        usleep(100);
764    }
765}
766
767void Context::deinitToClient() {
768    mIO.clientShutdown();
769}
770
771void Context::setError(RsError e, const char *msg) const {
772    mError = e;
773
774    if (mError >= RS_ERROR_FATAL_DEBUG) {
775        // If a FATAL error occurred, set the flag to indicate the process
776        // will be goign down
777        mFatalErrorOccured = true;
778    }
779
780    sendMessageToClient(msg, RS_MESSAGE_TO_CLIENT_ERROR, e, strlen(msg) + 1, true);
781}
782
783
784void Context::dumpDebug() const {
785    ALOGE("RS Context debug %p", this);
786    ALOGE("RS Context debug");
787
788    ALOGE(" RS width %i, height %i", mWidth, mHeight);
789    ALOGE(" RS running %i, exit %i, paused %i", mRunning, mExit, mPaused);
790    ALOGE(" RS pThreadID %li, nativeThreadID %i", (long int)mThreadId, mNativeThreadId);
791}
792
793///////////////////////////////////////////////////////////////////////////////////////////
794//
795
796namespace android {
797namespace renderscript {
798
799void rsi_ContextFinish(Context *rsc) {
800    rsc->finish();
801}
802
803void rsi_ContextBindRootScript(Context *rsc, RsScript vs) {
804#ifndef RS_COMPATIBILITY_LIB
805    Script *s = static_cast<Script *>(vs);
806    rsc->setRootScript(s);
807#endif
808}
809
810void rsi_ContextSetCacheDir(Context *rsc, const char *cacheDir, size_t cacheDir_length) {
811    rsc->setCacheDir(cacheDir, cacheDir_length);
812}
813
814void rsi_ContextBindSampler(Context *rsc, uint32_t slot, RsSampler vs) {
815    Sampler *s = static_cast<Sampler *>(vs);
816
817    if (slot > RS_MAX_SAMPLER_SLOT) {
818        ALOGE("Invalid sampler slot");
819        return;
820    }
821
822    s->bindToContext(&rsc->mStateSampler, slot);
823}
824
825#ifndef RS_COMPATIBILITY_LIB
826void rsi_ContextBindProgramStore(Context *rsc, RsProgramStore vpfs) {
827    ProgramStore *pfs = static_cast<ProgramStore *>(vpfs);
828    rsc->setProgramStore(pfs);
829}
830
831void rsi_ContextBindProgramFragment(Context *rsc, RsProgramFragment vpf) {
832    ProgramFragment *pf = static_cast<ProgramFragment *>(vpf);
833    rsc->setProgramFragment(pf);
834}
835
836void rsi_ContextBindProgramRaster(Context *rsc, RsProgramRaster vpr) {
837    ProgramRaster *pr = static_cast<ProgramRaster *>(vpr);
838    rsc->setProgramRaster(pr);
839}
840
841void rsi_ContextBindProgramVertex(Context *rsc, RsProgramVertex vpv) {
842    ProgramVertex *pv = static_cast<ProgramVertex *>(vpv);
843    rsc->setProgramVertex(pv);
844}
845
846void rsi_ContextBindFont(Context *rsc, RsFont vfont) {
847    Font *font = static_cast<Font *>(vfont);
848    rsc->setFont(font);
849}
850#endif
851
852void rsi_AssignName(Context *rsc, RsObjectBase obj, const char *name, size_t name_length) {
853    ObjectBase *ob = static_cast<ObjectBase *>(obj);
854    rsc->assignName(ob, name, name_length);
855}
856
857void rsi_ObjDestroy(Context *rsc, void *optr) {
858    ObjectBase *ob = static_cast<ObjectBase *>(optr);
859    rsc->removeName(ob);
860    ob->decUserRef();
861}
862
863#ifndef RS_COMPATIBILITY_LIB
864void rsi_ContextPause(Context *rsc) {
865    rsc->pause();
866}
867
868void rsi_ContextResume(Context *rsc) {
869    rsc->resume();
870}
871
872void rsi_ContextSetSurface(Context *rsc, uint32_t w, uint32_t h, RsNativeWindow sur) {
873    rsc->setSurface(w, h, sur);
874}
875#endif
876
877void rsi_ContextSetPriority(Context *rsc, int32_t p) {
878    rsc->setPriority(p);
879}
880
881void rsi_ContextDump(Context *rsc, int32_t bits) {
882    ObjectBase::dumpAll(rsc);
883}
884
885void rsi_ContextDestroyWorker(Context *rsc) {
886    rsc->destroyWorkerThreadResources();
887}
888
889void rsi_ContextDestroy(Context *rsc) {
890    //ALOGE("%p rsContextDestroy", rsc);
891    rsc->destroyWorkerThreadResources();
892    delete rsc;
893    //ALOGV("%p rsContextDestroy done", rsc);
894}
895
896RsMessageToClientType rsi_ContextPeekMessage(Context *rsc,
897                                           size_t * receiveLen, size_t receiveLen_length,
898                                           uint32_t * subID, size_t subID_length) {
899    return rsc->peekMessageToClient(receiveLen, subID);
900}
901
902RsMessageToClientType rsi_ContextGetMessage(Context *rsc, void * data, size_t data_length,
903                                          size_t * receiveLen, size_t receiveLen_length,
904                                          uint32_t * subID, size_t subID_length) {
905    rsAssert(subID_length == sizeof(uint32_t));
906    rsAssert(receiveLen_length == sizeof(size_t));
907    return rsc->getMessageToClient(data, receiveLen, subID, data_length);
908}
909
910void rsi_ContextInitToClient(Context *rsc) {
911    rsc->initToClient();
912}
913
914void rsi_ContextDeinitToClient(Context *rsc) {
915    rsc->deinitToClient();
916}
917
918void rsi_ContextSendMessage(Context *rsc, uint32_t id, const uint8_t *data, size_t len) {
919    rsc->sendMessageToClient(data, RS_MESSAGE_TO_CLIENT_USER, id, len, true);
920}
921
922// implementation of handcode LF_ObjDestroy
923// required so nObjDestroy can be run from finalizer without blocking
924void LF_ObjDestroy_handcode(const Context *rsc, RsAsyncVoidPtr objPtr) {
925    if (((Context *)rsc)->isSynchronous()) {
926        rsi_ObjDestroy((Context *)rsc, objPtr);
927        return;
928    }
929
930    // struct has two parts:
931    // RsPlaybackRemoteHeader (cmdID and bytes)
932    // RS_CMD_ObjDestroy (ptr)
933    struct destroyCmd {
934        uint32_t cmdID;
935        uint32_t bytes;
936        RsAsyncVoidPtr ptr;
937     };
938
939    destroyCmd cmd;
940    cmd.cmdID = RS_CMD_ID_ObjDestroy;
941    cmd.bytes = sizeof(RsAsyncVoidPtr);
942    cmd.ptr = objPtr;
943    ThreadIO *io = &((Context *)rsc)->mIO;
944    io->coreWrite((void*)&cmd, sizeof(destroyCmd));
945
946}
947
948}
949}
950