rsContext.cpp revision 343cd8a9895dead2438770e6ac1fe810b2cd5b04 
1/*
2 * Copyright (C) 2009 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 "rsDevice.h"
18#include "rsContext.h"
19#include "rsThreadIO.h"
20#include <ui/FramebufferNativeWindow.h>
21#include <ui/PixelFormat.h>
22#include <ui/egl/android_natives.h>
23
24#include <sys/types.h>
25#include <sys/resource.h>
26#include <sched.h>
27
28#include <cutils/properties.h>
29
30#include <GLES/gl.h>
31#include <GLES/glext.h>
32#include <GLES2/gl2.h>
33#include <GLES2/gl2ext.h>
34
35#include <cutils/sched_policy.h>
36#include <sys/syscall.h>
37#include <string.h>
38
39using namespace android;
40using namespace android::renderscript;
41
42pthread_mutex_t Context::gInitMutex = PTHREAD_MUTEX_INITIALIZER;
43pthread_mutex_t Context::gLibMutex = PTHREAD_MUTEX_INITIALIZER;
44
45bool Context::initGLThread() {
46    pthread_mutex_lock(&gInitMutex);
47    LOGV("initGLThread start %p", this);
48
49    if (!mHal.funcs.initGraphics(this)) {
50        pthread_mutex_unlock(&gInitMutex);
51        LOGE("%p, initGraphics failed", this);
52        return false;
53    }
54
55    const char * ext = (const char *)glGetString(GL_EXTENSIONS);
56
57    glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &mGL.mMaxVertexAttribs);
58    glGetIntegerv(GL_MAX_VERTEX_UNIFORM_VECTORS, &mGL.mMaxVertexUniformVectors);
59    glGetIntegerv(GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS, &mGL.mMaxVertexTextureUnits);
60
61    glGetIntegerv(GL_MAX_VARYING_VECTORS, &mGL.mMaxVaryingVectors);
62    glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, &mGL.mMaxTextureImageUnits);
63
64    glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &mGL.mMaxFragmentTextureImageUnits);
65    glGetIntegerv(GL_MAX_FRAGMENT_UNIFORM_VECTORS, &mGL.mMaxFragmentUniformVectors);
66
67    mGL.OES_texture_npot = NULL != strstr(ext, "GL_OES_texture_npot");
68    mGL.GL_IMG_texture_npot = NULL != strstr(ext, "GL_IMG_texture_npot");
69    mGL.GL_NV_texture_npot_2D_mipmap = NULL != strstr(ext, "GL_NV_texture_npot_2D_mipmap");
70    mGL.EXT_texture_max_aniso = 1.0f;
71    bool hasAniso = NULL != strstr(ext, "GL_EXT_texture_filter_anisotropic");
72    if (hasAniso) {
73        glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &mGL.EXT_texture_max_aniso);
74    }
75
76    LOGV("initGLThread end %p", this);
77    pthread_mutex_unlock(&gInitMutex);
78    return true;
79}
80
81void Context::deinitEGL() {
82    LOGV("%p, deinitEGL", this);
83    mHal.funcs.shutdownGraphics(this);
84}
85
86Context::PushState::PushState(Context *con) {
87    mRsc = con;
88    if (con->mIsGraphicsContext) {
89        mFragment.set(con->getProgramFragment());
90        mVertex.set(con->getProgramVertex());
91        mStore.set(con->getProgramStore());
92        mRaster.set(con->getProgramRaster());
93        mFont.set(con->getFont());
94    }
95}
96
97Context::PushState::~PushState() {
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}
106
107
108uint32_t Context::runScript(Script *s) {
109    PushState(this);
110
111    uint32_t ret = s->run(this);
112    return ret;
113}
114
115void Context::checkError(const char *msg, bool isFatal) const {
116
117    GLenum err = glGetError();
118    if (err != GL_NO_ERROR) {
119        char buf[1024];
120        snprintf(buf, sizeof(buf), "GL Error = 0x%08x, from: %s", err, msg);
121
122        if (isFatal) {
123            setError(RS_ERROR_FATAL_DRIVER, buf);
124        } else {
125            switch (err) {
126            case GL_OUT_OF_MEMORY:
127                setError(RS_ERROR_OUT_OF_MEMORY, buf);
128                break;
129            default:
130                setError(RS_ERROR_DRIVER, buf);
131                break;
132            }
133        }
134
135        LOGE("%p, %s", this, buf);
136    }
137}
138
139uint32_t Context::runRootScript() {
140    glViewport(0, 0, mWidth, mHeight);
141
142    timerSet(RS_TIMER_SCRIPT);
143    mStateFragmentStore.mLast.clear();
144    uint32_t ret = runScript(mRootScript.get());
145
146    checkError("runRootScript");
147    return ret;
148}
149
150uint64_t Context::getTime() const {
151    struct timespec t;
152    clock_gettime(CLOCK_MONOTONIC, &t);
153    return t.tv_nsec + ((uint64_t)t.tv_sec * 1000 * 1000 * 1000);
154}
155
156void Context::timerReset() {
157    for (int ct=0; ct < _RS_TIMER_TOTAL; ct++) {
158        mTimers[ct] = 0;
159    }
160}
161
162void Context::timerInit() {
163    mTimeLast = getTime();
164    mTimeFrame = mTimeLast;
165    mTimeLastFrame = mTimeLast;
166    mTimerActive = RS_TIMER_INTERNAL;
167    mAverageFPSFrameCount = 0;
168    mAverageFPSStartTime = mTimeLast;
169    mAverageFPS = 0;
170    timerReset();
171}
172
173void Context::timerFrame() {
174    mTimeLastFrame = mTimeFrame;
175    mTimeFrame = getTime();
176    // Update average fps
177    const uint64_t averageFramerateInterval = 1000 * 1000000;
178    mAverageFPSFrameCount ++;
179    uint64_t inverval = mTimeFrame - mAverageFPSStartTime;
180    if (inverval >= averageFramerateInterval) {
181        inverval = inverval / 1000000;
182        mAverageFPS = (mAverageFPSFrameCount * 1000) / inverval;
183        mAverageFPSFrameCount = 0;
184        mAverageFPSStartTime = mTimeFrame;
185    }
186}
187
188void Context::timerSet(Timers tm) {
189    uint64_t last = mTimeLast;
190    mTimeLast = getTime();
191    mTimers[mTimerActive] += mTimeLast - last;
192    mTimerActive = tm;
193}
194
195void Context::timerPrint() {
196    double total = 0;
197    for (int ct = 0; ct < _RS_TIMER_TOTAL; ct++) {
198        total += mTimers[ct];
199    }
200    uint64_t frame = mTimeFrame - mTimeLastFrame;
201    mTimeMSLastFrame = frame / 1000000;
202    mTimeMSLastScript = mTimers[RS_TIMER_SCRIPT] / 1000000;
203    mTimeMSLastSwap = mTimers[RS_TIMER_CLEAR_SWAP] / 1000000;
204
205
206    if (props.mLogTimes) {
207        LOGV("RS: Frame (%i),   Script %2.1f%% (%i),  Swap %2.1f%% (%i),  Idle %2.1f%% (%lli),  Internal %2.1f%% (%lli), Avg fps: %u",
208             mTimeMSLastFrame,
209             100.0 * mTimers[RS_TIMER_SCRIPT] / total, mTimeMSLastScript,
210             100.0 * mTimers[RS_TIMER_CLEAR_SWAP] / total, mTimeMSLastSwap,
211             100.0 * mTimers[RS_TIMER_IDLE] / total, mTimers[RS_TIMER_IDLE] / 1000000,
212             100.0 * mTimers[RS_TIMER_INTERNAL] / total, mTimers[RS_TIMER_INTERNAL] / 1000000,
213             mAverageFPS);
214    }
215}
216
217bool Context::setupCheck() {
218    if (!mShaderCache.lookup(this, mVertex.get(), mFragment.get())) {
219        LOGE("Context::setupCheck() 1 fail");
220        return false;
221    }
222
223    mFragmentStore->setup(this, &mStateFragmentStore);
224    mFragment->setupGL2(this, &mStateFragment, &mShaderCache);
225    mRaster->setup(this, &mStateRaster);
226    mVertex->setupGL2(this, &mStateVertex, &mShaderCache);
227    mFBOCache.setupGL2(this);
228    return true;
229}
230
231void Context::setupProgramStore() {
232    mFragmentStore->setup(this, &mStateFragmentStore);
233}
234
235static bool getProp(const char *str) {
236    char buf[PROPERTY_VALUE_MAX];
237    property_get(str, buf, "0");
238    return 0 != strcmp(buf, "0");
239}
240
241void Context::displayDebugStats() {
242    char buffer[128];
243    sprintf(buffer, "Avg fps %u, Frame %i ms, Script %i ms", mAverageFPS, mTimeMSLastFrame, mTimeMSLastScript);
244    float oldR, oldG, oldB, oldA;
245    mStateFont.getFontColor(&oldR, &oldG, &oldB, &oldA);
246    uint32_t bufferLen = strlen(buffer);
247
248    ObjectBaseRef<Font> lastFont(getFont());
249    setFont(NULL);
250    float shadowCol = 0.1f;
251    mStateFont.setFontColor(shadowCol, shadowCol, shadowCol, 1.0f);
252    mStateFont.renderText(buffer, bufferLen, 5, getHeight() - 6);
253
254    mStateFont.setFontColor(1.0f, 0.7f, 0.0f, 1.0f);
255    mStateFont.renderText(buffer, bufferLen, 4, getHeight() - 7);
256
257    setFont(lastFont.get());
258    mStateFont.setFontColor(oldR, oldG, oldB, oldA);
259}
260
261void * Context::threadProc(void *vrsc) {
262    Context *rsc = static_cast<Context *>(vrsc);
263    rsc->mNativeThreadId = gettid();
264
265    setpriority(PRIO_PROCESS, rsc->mNativeThreadId, ANDROID_PRIORITY_DISPLAY);
266    rsc->mThreadPriority = ANDROID_PRIORITY_DISPLAY;
267
268    rsc->props.mLogTimes = getProp("debug.rs.profile");
269    rsc->props.mLogScripts = getProp("debug.rs.script");
270    rsc->props.mLogObjects = getProp("debug.rs.object");
271    rsc->props.mLogShaders = getProp("debug.rs.shader");
272    rsc->props.mLogShadersAttr = getProp("debug.rs.shader.attributes");
273    rsc->props.mLogShadersUniforms = getProp("debug.rs.shader.uniforms");
274    rsc->props.mLogVisual = getProp("debug.rs.visual");
275
276    if (!rsdHalInit(rsc, 0, 0)) {
277        LOGE("Hal init failed");
278        return NULL;
279    }
280    rsc->mHal.funcs.setPriority(rsc, rsc->mThreadPriority);
281
282    if (!rsc->initGLThread()) {
283        rsc->setError(RS_ERROR_OUT_OF_MEMORY, "Failed initializing GL");
284        return NULL;
285    }
286
287    if (rsc->mIsGraphicsContext) {
288        rsc->mStateRaster.init(rsc);
289        rsc->setProgramRaster(NULL);
290        rsc->mStateVertex.init(rsc);
291        rsc->setProgramVertex(NULL);
292        rsc->mStateFragment.init(rsc);
293        rsc->setProgramFragment(NULL);
294        rsc->mStateFragmentStore.init(rsc);
295        rsc->setProgramStore(NULL);
296        rsc->mStateFont.init(rsc);
297        rsc->setFont(NULL);
298        rsc->mStateVertexArray.init(rsc);
299    }
300
301    rsc->mRunning = true;
302    bool mDraw = true;
303    while (!rsc->mExit) {
304        mDraw |= rsc->mIO.playCoreCommands(rsc, !mDraw);
305        mDraw &= (rsc->mRootScript.get() != NULL);
306        mDraw &= (rsc->mWndSurface != NULL);
307
308        uint32_t targetTime = 0;
309        if (mDraw && rsc->mIsGraphicsContext) {
310            targetTime = rsc->runRootScript();
311
312            if (rsc->props.mLogVisual) {
313                rsc->displayDebugStats();
314            }
315
316            mDraw = targetTime && !rsc->mPaused;
317            rsc->timerSet(RS_TIMER_CLEAR_SWAP);
318            rsc->mHal.funcs.swap(rsc);
319            rsc->timerFrame();
320            rsc->timerSet(RS_TIMER_INTERNAL);
321            rsc->timerPrint();
322            rsc->timerReset();
323        }
324        if (targetTime > 1) {
325            int32_t t = (targetTime - (int32_t)(rsc->mTimeMSLastScript + rsc->mTimeMSLastSwap)) * 1000;
326            if (t > 0) {
327                usleep(t);
328            }
329        }
330    }
331
332    LOGV("%p, RS Thread exiting", rsc);
333
334    if (rsc->mIsGraphicsContext) {
335        pthread_mutex_lock(&gInitMutex);
336        rsc->deinitEGL();
337        pthread_mutex_unlock(&gInitMutex);
338    }
339
340    LOGV("%p, RS Thread exited", rsc);
341    return NULL;
342}
343
344void Context::destroyWorkerThreadResources() {
345    //LOGV("destroyWorkerThreadResources 1");
346    ObjectBase::zeroAllUserRef(this);
347    if (mIsGraphicsContext) {
348         mRaster.clear();
349         mFragment.clear();
350         mVertex.clear();
351         mFragmentStore.clear();
352         mFont.clear();
353         mRootScript.clear();
354         mStateRaster.deinit(this);
355         mStateVertex.deinit(this);
356         mStateFragment.deinit(this);
357         mStateFragmentStore.deinit(this);
358         mStateFont.deinit(this);
359         mShaderCache.cleanupAll();
360    }
361    //LOGV("destroyWorkerThreadResources 2");
362    mExit = true;
363}
364
365void Context::setPriority(int32_t p) {
366    // Note: If we put this in the proper "background" policy
367    // the wallpapers can become completly unresponsive at times.
368    // This is probably not what we want for something the user is actively
369    // looking at.
370    mThreadPriority = p;
371#if 0
372    SchedPolicy pol = SP_FOREGROUND;
373    if (p > 0) {
374        pol = SP_BACKGROUND;
375    }
376    if (!set_sched_policy(mNativeThreadId, pol)) {
377        // success; reset the priority as well
378    }
379#else
380    setpriority(PRIO_PROCESS, mNativeThreadId, p);
381#endif
382}
383
384Context::Context() {
385    mDev = NULL;
386    mRunning = false;
387    mExit = false;
388    mPaused = false;
389    mObjHead = NULL;
390    mError = RS_ERROR_NONE;
391    mDPI = 96;
392}
393
394Context * Context::createContext(Device *dev, const RsSurfaceConfig *sc) {
395    Context * rsc = new Context();
396    if (!rsc->initContext(dev, sc)) {
397        delete rsc;
398        return NULL;
399    }
400    return rsc;
401}
402
403bool Context::initContext(Device *dev, const RsSurfaceConfig *sc) {
404    pthread_mutex_lock(&gInitMutex);
405
406    dev->addContext(this);
407    mDev = dev;
408    if (sc) {
409        mUserSurfaceConfig = *sc;
410    } else {
411        memset(&mUserSurfaceConfig, 0, sizeof(mUserSurfaceConfig));
412    }
413
414    memset(&mGL, 0, sizeof(mGL));
415    mIsGraphicsContext = sc != NULL;
416
417    int status;
418    pthread_attr_t threadAttr;
419
420    pthread_mutex_unlock(&gInitMutex);
421
422    // Global init done at this point.
423
424    status = pthread_attr_init(&threadAttr);
425    if (status) {
426        LOGE("Failed to init thread attribute.");
427        return false;
428    }
429
430    mWndSurface = NULL;
431
432    timerInit();
433    timerSet(RS_TIMER_INTERNAL);
434
435    status = pthread_create(&mThreadId, &threadAttr, threadProc, this);
436    if (status) {
437        LOGE("Failed to start rs context thread.");
438        return false;
439    }
440    while (!mRunning && (mError == RS_ERROR_NONE)) {
441        usleep(100);
442    }
443
444    if (mError != RS_ERROR_NONE) {
445        LOGE("Errors during thread init");
446        return false;
447    }
448
449    pthread_attr_destroy(&threadAttr);
450    return true;
451}
452
453Context::~Context() {
454    LOGV("Context::~Context");
455
456    mIO.mToCore.flush();
457    rsAssert(mExit);
458    mExit = true;
459    mPaused = false;
460    void *res;
461
462    mIO.shutdown();
463    int status = pthread_join(mThreadId, &res);
464
465
466    if (mHal.funcs.shutdownDriver) {
467        mHal.funcs.shutdownDriver(this);
468    }
469
470    // Global structure cleanup.
471    pthread_mutex_lock(&gInitMutex);
472    if (mDev) {
473        mDev->removeContext(this);
474        mDev = NULL;
475    }
476    pthread_mutex_unlock(&gInitMutex);
477    LOGV("Context::~Context done");
478}
479
480void Context::setSurface(uint32_t w, uint32_t h, ANativeWindow *sur) {
481    rsAssert(mIsGraphicsContext);
482    mHal.funcs.setSurface(this, w, h, sur);
483
484    mWndSurface = sur;
485    mWidth = w;
486    mHeight = h;
487
488    if (mWidth && mHeight) {
489        mStateVertex.updateSize(this);
490    }
491}
492
493void Context::pause() {
494    rsAssert(mIsGraphicsContext);
495    mPaused = true;
496}
497
498void Context::resume() {
499    rsAssert(mIsGraphicsContext);
500    mPaused = false;
501}
502
503void Context::setRootScript(Script *s) {
504    rsAssert(mIsGraphicsContext);
505    mRootScript.set(s);
506}
507
508void Context::setProgramStore(ProgramStore *pfs) {
509    rsAssert(mIsGraphicsContext);
510    if (pfs == NULL) {
511        mFragmentStore.set(mStateFragmentStore.mDefault);
512    } else {
513        mFragmentStore.set(pfs);
514    }
515}
516
517void Context::setProgramFragment(ProgramFragment *pf) {
518    rsAssert(mIsGraphicsContext);
519    if (pf == NULL) {
520        mFragment.set(mStateFragment.mDefault);
521    } else {
522        mFragment.set(pf);
523    }
524}
525
526void Context::setProgramRaster(ProgramRaster *pr) {
527    rsAssert(mIsGraphicsContext);
528    if (pr == NULL) {
529        mRaster.set(mStateRaster.mDefault);
530    } else {
531        mRaster.set(pr);
532    }
533}
534
535void Context::setProgramVertex(ProgramVertex *pv) {
536    rsAssert(mIsGraphicsContext);
537    if (pv == NULL) {
538        mVertex.set(mStateVertex.mDefault);
539    } else {
540        mVertex.set(pv);
541    }
542}
543
544void Context::setFont(Font *f) {
545    rsAssert(mIsGraphicsContext);
546    if (f == NULL) {
547        mFont.set(mStateFont.mDefault);
548    } else {
549        mFont.set(f);
550    }
551}
552
553void Context::assignName(ObjectBase *obj, const char *name, uint32_t len) {
554    rsAssert(!obj->getName());
555    obj->setName(name, len);
556    mNames.add(obj);
557}
558
559void Context::removeName(ObjectBase *obj) {
560    for (size_t ct=0; ct < mNames.size(); ct++) {
561        if (obj == mNames[ct]) {
562            mNames.removeAt(ct);
563            return;
564        }
565    }
566}
567
568RsMessageToClientType Context::peekMessageToClient(size_t *receiveLen, uint32_t *subID, bool wait) {
569    *receiveLen = 0;
570    if (!wait && mIO.mToClient.isEmpty()) {
571        return RS_MESSAGE_TO_CLIENT_NONE;
572    }
573
574    uint32_t bytesData = 0;
575    uint32_t commandID = 0;
576    const uint32_t *d = (const uint32_t *)mIO.mToClient.get(&commandID, &bytesData);
577    *receiveLen = bytesData - sizeof(uint32_t);
578    if (bytesData) {
579        *subID = d[0];
580    }
581    return (RsMessageToClientType)commandID;
582}
583
584RsMessageToClientType Context::getMessageToClient(void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen, bool wait) {
585    //LOGE("getMessageToClient %i %i", bufferLen, wait);
586    *receiveLen = 0;
587    if (!wait && mIO.mToClient.isEmpty()) {
588        return RS_MESSAGE_TO_CLIENT_NONE;
589    }
590
591    //LOGE("getMessageToClient 2 con=%p", this);
592    uint32_t bytesData = 0;
593    uint32_t commandID = 0;
594    const uint32_t *d = (const uint32_t *)mIO.mToClient.get(&commandID, &bytesData);
595    //LOGE("getMessageToClient 3    %i  %i", commandID, bytesData);
596
597    *receiveLen = bytesData - sizeof(uint32_t);
598    *subID = d[0];
599
600    //LOGE("getMessageToClient  %i %i", commandID, *subID);
601    if (bufferLen >= (*receiveLen)) {
602        memcpy(data, d+1, *receiveLen);
603        mIO.mToClient.next();
604        return (RsMessageToClientType)commandID;
605    }
606    return RS_MESSAGE_TO_CLIENT_RESIZE;
607}
608
609bool Context::sendMessageToClient(const void *data, RsMessageToClientType cmdID,
610                                  uint32_t subID, size_t len, bool waitForSpace) const {
611    //LOGE("sendMessageToClient %i %i %i %i", cmdID, subID, len, waitForSpace);
612    if (cmdID == 0) {
613        LOGE("Attempting to send invalid command 0 to client.");
614        return false;
615    }
616    if (!waitForSpace) {
617        if (!mIO.mToClient.makeSpaceNonBlocking(len + 12)) {
618            // Not enough room, and not waiting.
619            return false;
620        }
621    }
622    //LOGE("sendMessageToClient 2");
623    uint32_t *p = (uint32_t *)mIO.mToClient.reserve(len + sizeof(subID));
624    p[0] = subID;
625    if (len > 0) {
626        memcpy(p+1, data, len);
627    }
628    mIO.mToClient.commit(cmdID, len + sizeof(subID));
629    //LOGE("sendMessageToClient 3");
630    return true;
631}
632
633void Context::initToClient() {
634    while (!mRunning) {
635        usleep(100);
636    }
637}
638
639void Context::deinitToClient() {
640    mIO.mToClient.shutdown();
641}
642
643void Context::setError(RsError e, const char *msg) const {
644    mError = e;
645    sendMessageToClient(msg, RS_MESSAGE_TO_CLIENT_ERROR, e, strlen(msg) + 1, true);
646}
647
648
649void Context::dumpDebug() const {
650    LOGE("RS Context debug %p", this);
651    LOGE("RS Context debug");
652
653    LOGE(" RS width %i, height %i", mWidth, mHeight);
654    LOGE(" RS running %i, exit %i, paused %i", mRunning, mExit, mPaused);
655    LOGE(" RS pThreadID %li, nativeThreadID %i", mThreadId, mNativeThreadId);
656}
657
658///////////////////////////////////////////////////////////////////////////////////////////
659//
660
661namespace android {
662namespace renderscript {
663
664void rsi_ContextFinish(Context *rsc) {
665}
666
667void rsi_ContextBindRootScript(Context *rsc, RsScript vs) {
668    Script *s = static_cast<Script *>(vs);
669    rsc->setRootScript(s);
670}
671
672void rsi_ContextBindSampler(Context *rsc, uint32_t slot, RsSampler vs) {
673    Sampler *s = static_cast<Sampler *>(vs);
674
675    if (slot > RS_MAX_SAMPLER_SLOT) {
676        LOGE("Invalid sampler slot");
677        return;
678    }
679
680    s->bindToContext(&rsc->mStateSampler, slot);
681}
682
683void rsi_ContextBindProgramStore(Context *rsc, RsProgramStore vpfs) {
684    ProgramStore *pfs = static_cast<ProgramStore *>(vpfs);
685    rsc->setProgramStore(pfs);
686}
687
688void rsi_ContextBindProgramFragment(Context *rsc, RsProgramFragment vpf) {
689    ProgramFragment *pf = static_cast<ProgramFragment *>(vpf);
690    rsc->setProgramFragment(pf);
691}
692
693void rsi_ContextBindProgramRaster(Context *rsc, RsProgramRaster vpr) {
694    ProgramRaster *pr = static_cast<ProgramRaster *>(vpr);
695    rsc->setProgramRaster(pr);
696}
697
698void rsi_ContextBindProgramVertex(Context *rsc, RsProgramVertex vpv) {
699    ProgramVertex *pv = static_cast<ProgramVertex *>(vpv);
700    rsc->setProgramVertex(pv);
701}
702
703void rsi_ContextBindFont(Context *rsc, RsFont vfont) {
704    Font *font = static_cast<Font *>(vfont);
705    rsc->setFont(font);
706}
707
708void rsi_AssignName(Context *rsc, RsObjectBase obj, const char *name, uint32_t name_length) {
709    ObjectBase *ob = static_cast<ObjectBase *>(obj);
710    rsc->assignName(ob, name, name_length);
711}
712
713void rsi_ObjDestroy(Context *rsc, void *optr) {
714    ObjectBase *ob = static_cast<ObjectBase *>(optr);
715    rsc->removeName(ob);
716    ob->decUserRef();
717}
718
719void rsi_ContextPause(Context *rsc) {
720    rsc->pause();
721}
722
723void rsi_ContextResume(Context *rsc) {
724    rsc->resume();
725}
726
727void rsi_ContextSetSurface(Context *rsc, uint32_t w, uint32_t h, ANativeWindow *sur, size_t sur_length) {
728    rsc->setSurface(w, h, sur);
729}
730
731void rsi_ContextSetPriority(Context *rsc, int32_t p) {
732    rsc->setPriority(p);
733}
734
735void rsi_ContextDump(Context *rsc, int32_t bits) {
736    ObjectBase::dumpAll(rsc);
737}
738
739void rsi_ContextDestroyWorker(Context *rsc) {
740    rsc->destroyWorkerThreadResources();;
741}
742
743void rsi_ContextDestroy(Context *rsc) {
744    LOGV("rsContextDestroy %p", rsc);
745    rsContextDestroyWorker(rsc);
746    delete rsc;
747    LOGV("rsContextDestroy 2 %p", rsc);
748}
749
750RsContext rsi_ContextCreate(RsDevice vdev, uint32_t version) {
751    LOGV("rsContextCreate %p", vdev);
752    Device * dev = static_cast<Device *>(vdev);
753    Context *rsc = Context::createContext(dev, NULL);
754    return rsc;
755}
756
757RsContext rsi_ContextCreateGL(RsDevice vdev, uint32_t version,
758                            RsSurfaceConfig sc, uint32_t dpi) {
759    LOGV("rsContextCreateGL %p", vdev);
760    Device * dev = static_cast<Device *>(vdev);
761    Context *rsc = Context::createContext(dev, &sc);
762    rsc->setDPI(dpi);
763    LOGV("rsContextCreateGL ret %p ", rsc);
764    return rsc;
765}
766
767RsMessageToClientType rsi_ContextPeekMessage(Context *rsc,
768                                           size_t * receiveLen, size_t receiveLen_length,
769                                           uint32_t * subID, size_t subID_length, bool wait) {
770    return rsc->peekMessageToClient(receiveLen, subID, wait);
771}
772
773RsMessageToClientType rsi_ContextGetMessage(Context *rsc, void * data, size_t data_length,
774                                          size_t * receiveLen, size_t receiveLen_length,
775                                          uint32_t * subID, size_t subID_length, bool wait) {
776    rsAssert(subID_length == sizeof(uint32_t));
777    rsAssert(receiveLen_length == sizeof(size_t));
778    return rsc->getMessageToClient(data, receiveLen, subID, data_length, wait);
779}
780
781void rsi_ContextInitToClient(Context *rsc) {
782    rsc->initToClient();
783}
784
785void rsi_ContextDeinitToClient(Context *rsc) {
786    rsc->deinitToClient();
787}
788
789}
790}
791
792// Only to be called at a3d load time, before object is visible to user
793// not thread safe
794void rsaGetName(RsContext con, void * obj, const char **name) {
795    ObjectBase *ob = static_cast<ObjectBase *>(obj);
796    (*name) = ob->getName();
797}
798