rsContext.cpp revision cca3d6ca444bef3b6d75431ec19bd07bfe40a733 
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 if (rsc->getContextType() == RS_CONTEXT_TYPE_DEBUG) {
320        ALOGV("Application requested debug context");
321    } else {
322        if (loadRuntime(OVERRIDE_RS_DRIVER_STRING, rsc)) {
323            ALOGE("Successfully loaded runtime: %s", OVERRIDE_RS_DRIVER_STRING);
324            loadDefault = false;
325        } else {
326            ALOGE("Failed to load runtime %s, loading default", OVERRIDE_RS_DRIVER_STRING);
327        }
328    }
329
330#undef XSTR
331#undef STR
332#endif  // OVERRIDE_RS_DRIVER
333
334    if (loadDefault) {
335        if (!loadRuntime("libRSDriver.so", rsc)) {
336            ALOGE("Failed to load default runtime!");
337            rsc->setError(RS_ERROR_FATAL_DRIVER, "Failed loading RS driver");
338            return NULL;
339        }
340    }
341#else // RS_COMPATIBILITY_LIB
342    if (rsdHalInit(rsc, 0, 0) != true) {
343        return NULL;
344    }
345#endif
346
347
348    rsc->mHal.funcs.setPriority(rsc, rsc->mThreadPriority);
349
350#ifndef RS_COMPATIBILITY_LIB
351    if (rsc->mIsGraphicsContext) {
352        if (!rsc->initGLThread()) {
353            rsc->setError(RS_ERROR_OUT_OF_MEMORY, "Failed initializing GL");
354            return NULL;
355        }
356
357        rsc->mStateRaster.init(rsc);
358        rsc->setProgramRaster(NULL);
359        rsc->mStateVertex.init(rsc);
360        rsc->setProgramVertex(NULL);
361        rsc->mStateFragment.init(rsc);
362        rsc->setProgramFragment(NULL);
363        rsc->mStateFragmentStore.init(rsc);
364        rsc->setProgramStore(NULL);
365        rsc->mStateFont.init(rsc);
366        rsc->setFont(NULL);
367        rsc->mStateSampler.init(rsc);
368        rsc->mFBOCache.init(rsc);
369    }
370#endif
371
372    rsc->mRunning = true;
373
374    if (rsc->isSynchronous()) {
375        return NULL;
376    }
377
378    if (!rsc->mIsGraphicsContext) {
379        while (!rsc->mExit) {
380            rsc->mIO.playCoreCommands(rsc, -1);
381        }
382#ifndef RS_COMPATIBILITY_LIB
383    } else {
384#ifndef ANDROID_RS_SERIALIZE
385        DisplayEventReceiver displayEvent;
386        DisplayEventReceiver::Event eventBuffer[1];
387#endif
388        int vsyncRate = 0;
389        int targetRate = 0;
390
391        bool drawOnce = false;
392        while (!rsc->mExit) {
393            rsc->timerSet(RS_TIMER_IDLE);
394
395#ifndef ANDROID_RS_SERIALIZE
396            if (!rsc->mRootScript.get() || !rsc->mHasSurface || rsc->mPaused) {
397                targetRate = 0;
398            }
399
400            if (vsyncRate != targetRate) {
401                displayEvent.setVsyncRate(targetRate);
402                vsyncRate = targetRate;
403            }
404            if (targetRate) {
405                drawOnce |= rsc->mIO.playCoreCommands(rsc, displayEvent.getFd());
406                while (displayEvent.getEvents(eventBuffer, 1) != 0) {
407                    //ALOGE("vs2 time past %lld", (rsc->getTime() - eventBuffer[0].header.timestamp) / 1000000);
408                }
409            } else
410#endif
411            {
412                drawOnce |= rsc->mIO.playCoreCommands(rsc, -1);
413            }
414
415            if ((rsc->mRootScript.get() != NULL) && rsc->mHasSurface &&
416                (targetRate || drawOnce) && !rsc->mPaused) {
417
418                drawOnce = false;
419                targetRate = ((rsc->runRootScript() + 15) / 16);
420
421                if (rsc->props.mLogVisual) {
422                    rsc->displayDebugStats();
423                }
424
425                rsc->timerSet(RS_TIMER_CLEAR_SWAP);
426                rsc->mHal.funcs.swap(rsc);
427                rsc->timerFrame();
428                rsc->timerSet(RS_TIMER_INTERNAL);
429                rsc->timerPrint();
430                rsc->timerReset();
431            }
432        }
433#endif
434    }
435
436    ALOGV("%p RS Thread exiting", rsc);
437
438#ifndef RS_COMPATIBILITY_LIB
439    if (rsc->mIsGraphicsContext) {
440        pthread_mutex_lock(&gInitMutex);
441        rsc->deinitEGL();
442        pthread_mutex_unlock(&gInitMutex);
443    }
444#endif
445
446    ALOGV("%p RS Thread exited", rsc);
447    return NULL;
448}
449
450void Context::destroyWorkerThreadResources() {
451    //ALOGV("destroyWorkerThreadResources 1");
452    ObjectBase::zeroAllUserRef(this);
453#ifndef RS_COMPATIBILITY_LIB
454    if (mIsGraphicsContext) {
455         mRaster.clear();
456         mFragment.clear();
457         mVertex.clear();
458         mFragmentStore.clear();
459         mFont.clear();
460         mRootScript.clear();
461         mStateRaster.deinit(this);
462         mStateVertex.deinit(this);
463         mStateFragment.deinit(this);
464         mStateFragmentStore.deinit(this);
465         mStateFont.deinit(this);
466         mStateSampler.deinit(this);
467         mFBOCache.deinit(this);
468    }
469#endif
470    ObjectBase::freeAllChildren(this);
471    mExit = true;
472    //ALOGV("destroyWorkerThreadResources 2");
473}
474
475void Context::printWatchdogInfo(void *ctx) {
476    Context *rsc = (Context *)ctx;
477    if (rsc->watchdog.command && rsc->watchdog.file) {
478        ALOGE("RS watchdog timeout: %i  %s  line %i %s", rsc->watchdog.inRoot,
479             rsc->watchdog.command, rsc->watchdog.line, rsc->watchdog.file);
480    } else {
481        ALOGE("RS watchdog timeout: %i", rsc->watchdog.inRoot);
482    }
483}
484
485
486void Context::setPriority(int32_t p) {
487    // Note: If we put this in the proper "background" policy
488    // the wallpapers can become completly unresponsive at times.
489    // This is probably not what we want for something the user is actively
490    // looking at.
491    mThreadPriority = p;
492    setpriority(PRIO_PROCESS, mNativeThreadId, p);
493    mHal.funcs.setPriority(this, mThreadPriority);
494}
495
496Context::Context() {
497    mDev = NULL;
498    mRunning = false;
499    mExit = false;
500    mPaused = false;
501    mObjHead = NULL;
502    mError = RS_ERROR_NONE;
503    mTargetSdkVersion = 14;
504    mDPI = 96;
505    mIsContextLite = false;
506    memset(&watchdog, 0, sizeof(watchdog));
507    mForceCpu = false;
508    mContextType = RS_CONTEXT_TYPE_NORMAL;
509    mSynchronous = false;
510}
511
512Context * Context::createContext(Device *dev, const RsSurfaceConfig *sc,
513                                 RsContextType ct, bool forceCpu,
514                                 bool synchronous) {
515    Context * rsc = new Context();
516
517    rsc->mForceCpu = forceCpu;
518    rsc->mSynchronous = synchronous;
519    rsc->mContextType = ct;
520
521    if (!rsc->initContext(dev, sc)) {
522        delete rsc;
523        return NULL;
524    }
525    return rsc;
526}
527
528Context * Context::createContextLite() {
529    Context * rsc = new Context();
530    rsc->mIsContextLite = true;
531    return rsc;
532}
533
534bool Context::initContext(Device *dev, const RsSurfaceConfig *sc) {
535    pthread_mutex_lock(&gInitMutex);
536
537    mIO.init();
538    mIO.setTimeoutCallback(printWatchdogInfo, this, 2e9);
539
540    dev->addContext(this);
541    mDev = dev;
542    if (sc) {
543        mUserSurfaceConfig = *sc;
544    } else {
545        memset(&mUserSurfaceConfig, 0, sizeof(mUserSurfaceConfig));
546    }
547
548    mIsGraphicsContext = sc != NULL;
549
550    int status;
551    pthread_attr_t threadAttr;
552
553    pthread_mutex_unlock(&gInitMutex);
554
555    // Global init done at this point.
556
557    status = pthread_attr_init(&threadAttr);
558    if (status) {
559        ALOGE("Failed to init thread attribute.");
560        return false;
561    }
562
563    mHasSurface = false;
564
565    timerInit();
566    timerSet(RS_TIMER_INTERNAL);
567    if (mSynchronous) {
568        threadProc(this);
569    } else {
570        status = pthread_create(&mThreadId, &threadAttr, threadProc, this);
571        if (status) {
572            ALOGE("Failed to start rs context thread.");
573            return false;
574        }
575        while (!mRunning && (mError == RS_ERROR_NONE)) {
576            usleep(100);
577        }
578
579        if (mError != RS_ERROR_NONE) {
580            ALOGE("Errors during thread init");
581            return false;
582        }
583
584        pthread_attr_destroy(&threadAttr);
585    }
586    return true;
587}
588
589Context::~Context() {
590    ALOGV("%p Context::~Context", this);
591
592    if (!mIsContextLite) {
593        mPaused = false;
594        void *res;
595
596        mIO.shutdown();
597        int status = pthread_join(mThreadId, &res);
598        rsAssert(mExit);
599
600        if (mHal.funcs.shutdownDriver) {
601            mHal.funcs.shutdownDriver(this);
602        }
603
604        // Global structure cleanup.
605        pthread_mutex_lock(&gInitMutex);
606        if (mDev) {
607            mDev->removeContext(this);
608            mDev = NULL;
609        }
610        pthread_mutex_unlock(&gInitMutex);
611    }
612    ALOGV("%p Context::~Context done", this);
613}
614
615#ifndef RS_COMPATIBILITY_LIB
616void Context::setSurface(uint32_t w, uint32_t h, RsNativeWindow sur) {
617    rsAssert(mIsGraphicsContext);
618    mHal.funcs.setSurface(this, w, h, sur);
619
620    mHasSurface = sur != NULL;
621    mWidth = w;
622    mHeight = h;
623
624    if (mWidth && mHeight) {
625        mStateVertex.updateSize(this);
626        mFBOCache.updateSize();
627    }
628}
629
630uint32_t Context::getCurrentSurfaceWidth() const {
631    for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
632        if (mFBOCache.mHal.state.colorTargets[i] != NULL) {
633            return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimX();
634        }
635    }
636    if (mFBOCache.mHal.state.depthTarget != NULL) {
637        return mFBOCache.mHal.state.depthTarget->getType()->getDimX();
638    }
639    return mWidth;
640}
641
642uint32_t Context::getCurrentSurfaceHeight() const {
643    for (uint32_t i = 0; i < mFBOCache.mHal.state.colorTargetsCount; i ++) {
644        if (mFBOCache.mHal.state.colorTargets[i] != NULL) {
645            return mFBOCache.mHal.state.colorTargets[i]->getType()->getDimY();
646        }
647    }
648    if (mFBOCache.mHal.state.depthTarget != NULL) {
649        return mFBOCache.mHal.state.depthTarget->getType()->getDimY();
650    }
651    return mHeight;
652}
653
654void Context::pause() {
655    rsAssert(mIsGraphicsContext);
656    mPaused = true;
657}
658
659void Context::resume() {
660    rsAssert(mIsGraphicsContext);
661    mPaused = false;
662}
663
664void Context::setRootScript(Script *s) {
665    rsAssert(mIsGraphicsContext);
666    mRootScript.set(s);
667}
668
669void Context::setProgramStore(ProgramStore *pfs) {
670    rsAssert(mIsGraphicsContext);
671    if (pfs == NULL) {
672        mFragmentStore.set(mStateFragmentStore.mDefault);
673    } else {
674        mFragmentStore.set(pfs);
675    }
676}
677
678void Context::setProgramFragment(ProgramFragment *pf) {
679    rsAssert(mIsGraphicsContext);
680    if (pf == NULL) {
681        mFragment.set(mStateFragment.mDefault);
682    } else {
683        mFragment.set(pf);
684    }
685}
686
687void Context::setProgramRaster(ProgramRaster *pr) {
688    rsAssert(mIsGraphicsContext);
689    if (pr == NULL) {
690        mRaster.set(mStateRaster.mDefault);
691    } else {
692        mRaster.set(pr);
693    }
694}
695
696void Context::setProgramVertex(ProgramVertex *pv) {
697    rsAssert(mIsGraphicsContext);
698    if (pv == NULL) {
699        mVertex.set(mStateVertex.mDefault);
700    } else {
701        mVertex.set(pv);
702    }
703}
704
705void Context::setFont(Font *f) {
706    rsAssert(mIsGraphicsContext);
707    if (f == NULL) {
708        mFont.set(mStateFont.mDefault);
709    } else {
710        mFont.set(f);
711    }
712}
713#endif
714
715void Context::assignName(ObjectBase *obj, const char *name, uint32_t len) {
716    rsAssert(!obj->getName());
717    obj->setName(name, len);
718    mNames.add(obj);
719}
720
721void Context::removeName(ObjectBase *obj) {
722    for (size_t ct=0; ct < mNames.size(); ct++) {
723        if (obj == mNames[ct]) {
724            mNames.removeAt(ct);
725            return;
726        }
727    }
728}
729
730RsMessageToClientType Context::peekMessageToClient(size_t *receiveLen, uint32_t *subID) {
731    return (RsMessageToClientType)mIO.getClientHeader(receiveLen, subID);
732}
733
734RsMessageToClientType Context::getMessageToClient(void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen) {
735    return (RsMessageToClientType)mIO.getClientPayload(data, receiveLen, subID, bufferLen);
736}
737
738bool Context::sendMessageToClient(const void *data, RsMessageToClientType cmdID,
739                                  uint32_t subID, size_t len, bool waitForSpace) const {
740
741    pthread_mutex_lock(&gMessageMutex);
742    bool ret = mIO.sendToClient(cmdID, subID, data, len, waitForSpace);
743    pthread_mutex_unlock(&gMessageMutex);
744    return ret;
745}
746
747void Context::initToClient() {
748    while (!mRunning) {
749        usleep(100);
750    }
751}
752
753void Context::deinitToClient() {
754    mIO.clientShutdown();
755}
756
757void Context::setError(RsError e, const char *msg) const {
758    mError = e;
759    sendMessageToClient(msg, RS_MESSAGE_TO_CLIENT_ERROR, e, strlen(msg) + 1, true);
760}
761
762
763void Context::dumpDebug() const {
764    ALOGE("RS Context debug %p", this);
765    ALOGE("RS Context debug");
766
767    ALOGE(" RS width %i, height %i", mWidth, mHeight);
768    ALOGE(" RS running %i, exit %i, paused %i", mRunning, mExit, mPaused);
769    ALOGE(" RS pThreadID %li, nativeThreadID %i", (long int)mThreadId, mNativeThreadId);
770}
771
772///////////////////////////////////////////////////////////////////////////////////////////
773//
774
775namespace android {
776namespace renderscript {
777
778void rsi_ContextFinish(Context *rsc) {
779}
780
781void rsi_ContextBindRootScript(Context *rsc, RsScript vs) {
782#ifndef RS_COMPATIBILITY_LIB
783    Script *s = static_cast<Script *>(vs);
784    rsc->setRootScript(s);
785#endif
786}
787
788void rsi_ContextBindSampler(Context *rsc, uint32_t slot, RsSampler vs) {
789    Sampler *s = static_cast<Sampler *>(vs);
790
791    if (slot > RS_MAX_SAMPLER_SLOT) {
792        ALOGE("Invalid sampler slot");
793        return;
794    }
795
796    s->bindToContext(&rsc->mStateSampler, slot);
797}
798
799#ifndef RS_COMPATIBILITY_LIB
800void rsi_ContextBindProgramStore(Context *rsc, RsProgramStore vpfs) {
801    ProgramStore *pfs = static_cast<ProgramStore *>(vpfs);
802    rsc->setProgramStore(pfs);
803}
804
805void rsi_ContextBindProgramFragment(Context *rsc, RsProgramFragment vpf) {
806    ProgramFragment *pf = static_cast<ProgramFragment *>(vpf);
807    rsc->setProgramFragment(pf);
808}
809
810void rsi_ContextBindProgramRaster(Context *rsc, RsProgramRaster vpr) {
811    ProgramRaster *pr = static_cast<ProgramRaster *>(vpr);
812    rsc->setProgramRaster(pr);
813}
814
815void rsi_ContextBindProgramVertex(Context *rsc, RsProgramVertex vpv) {
816    ProgramVertex *pv = static_cast<ProgramVertex *>(vpv);
817    rsc->setProgramVertex(pv);
818}
819
820void rsi_ContextBindFont(Context *rsc, RsFont vfont) {
821    Font *font = static_cast<Font *>(vfont);
822    rsc->setFont(font);
823}
824#endif
825
826void rsi_AssignName(Context *rsc, RsObjectBase obj, const char *name, size_t name_length) {
827    ObjectBase *ob = static_cast<ObjectBase *>(obj);
828    rsc->assignName(ob, name, name_length);
829}
830
831void rsi_ObjDestroy(Context *rsc, void *optr) {
832    ObjectBase *ob = static_cast<ObjectBase *>(optr);
833    rsc->removeName(ob);
834    ob->decUserRef();
835}
836
837#ifndef RS_COMPATIBILITY_LIB
838void rsi_ContextPause(Context *rsc) {
839    rsc->pause();
840}
841
842void rsi_ContextResume(Context *rsc) {
843    rsc->resume();
844}
845
846void rsi_ContextSetSurface(Context *rsc, uint32_t w, uint32_t h, RsNativeWindow sur) {
847    rsc->setSurface(w, h, sur);
848}
849#endif
850
851void rsi_ContextSetPriority(Context *rsc, int32_t p) {
852    rsc->setPriority(p);
853}
854
855void rsi_ContextDump(Context *rsc, int32_t bits) {
856    ObjectBase::dumpAll(rsc);
857}
858
859void rsi_ContextDestroyWorker(Context *rsc) {
860    rsc->destroyWorkerThreadResources();
861}
862
863void rsi_ContextDestroy(Context *rsc) {
864    ALOGV("%p rsContextDestroy", rsc);
865    rsContextDestroyWorker(rsc);
866    delete rsc;
867    ALOGV("%p rsContextDestroy done", rsc);
868}
869
870
871RsMessageToClientType rsi_ContextPeekMessage(Context *rsc,
872                                           size_t * receiveLen, size_t receiveLen_length,
873                                           uint32_t * subID, size_t subID_length) {
874    return rsc->peekMessageToClient(receiveLen, subID);
875}
876
877RsMessageToClientType rsi_ContextGetMessage(Context *rsc, void * data, size_t data_length,
878                                          size_t * receiveLen, size_t receiveLen_length,
879                                          uint32_t * subID, size_t subID_length) {
880    rsAssert(subID_length == sizeof(uint32_t));
881    rsAssert(receiveLen_length == sizeof(size_t));
882    return rsc->getMessageToClient(data, receiveLen, subID, data_length);
883}
884
885void rsi_ContextInitToClient(Context *rsc) {
886    rsc->initToClient();
887}
888
889void rsi_ContextDeinitToClient(Context *rsc) {
890    rsc->deinitToClient();
891}
892
893void rsi_ContextSendMessage(Context *rsc, uint32_t id, const uint8_t *data, size_t len) {
894    rsc->sendMessageToClient(data, RS_MESSAGE_TO_CLIENT_USER, id, len, true);
895}
896
897}
898}
899
900RsContext rsContextCreate(RsDevice vdev, uint32_t version, uint32_t sdkVersion,
901                          RsContextType ct, bool forceCpu, bool synchronous) {
902    ALOGV("rsContextCreate dev=%p", vdev);
903    Device * dev = static_cast<Device *>(vdev);
904    Context *rsc = Context::createContext(dev, NULL, ct, forceCpu, synchronous);
905    if (rsc) {
906        rsc->setTargetSdkVersion(sdkVersion);
907    }
908    return rsc;
909}
910
911#ifndef RS_COMPATIBILITY_LIB
912RsContext rsContextCreateGL(RsDevice vdev, uint32_t version,
913                            uint32_t sdkVersion, RsSurfaceConfig sc,
914                            uint32_t dpi) {
915    ALOGV("rsContextCreateGL dev=%p", vdev);
916    Device * dev = static_cast<Device *>(vdev);
917    Context *rsc = Context::createContext(dev, &sc);
918    if (rsc) {
919        rsc->setTargetSdkVersion(sdkVersion);
920        rsc->setDPI(dpi);
921    }
922    ALOGV("%p rsContextCreateGL ret", rsc);
923    return rsc;
924}
925#endif
926
927// Only to be called at a3d load time, before object is visible to user
928// not thread safe
929void rsaGetName(RsContext con, void * obj, const char **name) {
930    ObjectBase *ob = static_cast<ObjectBase *>(obj);
931    (*name) = ob->getName();
932}
933