rsAllocation.cpp revision 10e5e570bab66a6cd543c857b26c576795eb240f 
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#ifndef ANDROID_RS_BUILD_FOR_HOST
17#include "rsContext.h"
18
19#include <GLES/gl.h>
20#include <GLES2/gl2.h>
21#include <GLES/glext.h>
22#else
23#include "rsContextHostStub.h"
24
25#include <OpenGL/gl.h>
26#include <OpenGl/glext.h>
27#endif
28
29using namespace android;
30using namespace android::renderscript;
31
32Allocation::Allocation(Context *rsc, const Type *type) : ObjectBase(rsc)
33{
34    init(rsc, type);
35
36    mPtr = malloc(mType->getSizeBytes());
37    if (mType->getElement()->getHasReferences()) {
38        memset(mPtr, 0, mType->getSizeBytes());
39    }
40    if (!mPtr) {
41        LOGE("Allocation::Allocation, alloc failure");
42    }
43}
44
45Allocation::Allocation(Context *rsc, const Type *type, void *bmp,
46                       void *callbackData, RsBitmapCallback_t callback)
47: ObjectBase(rsc)
48{
49    init(rsc, type);
50
51    mPtr = bmp;
52    mUserBitmapCallback = callback;
53    mUserBitmapCallbackData = callbackData;
54}
55
56void Allocation::init(Context *rsc, const Type *type)
57{
58    mAllocFile = __FILE__;
59    mAllocLine = __LINE__;
60    mPtr = NULL;
61
62    mCpuWrite = false;
63    mCpuRead = false;
64    mGpuWrite = false;
65    mGpuRead = false;
66
67    mReadWriteRatio = 0;
68    mUpdateSize = 0;
69
70    mIsTexture = false;
71    mTextureID = 0;
72    mIsVertexBuffer = false;
73    mBufferID = 0;
74    mUploadDefered = false;
75
76    mUserBitmapCallback = NULL;
77    mUserBitmapCallbackData = NULL;
78
79    mType.set(type);
80    rsAssert(type);
81
82    mPtr = NULL;
83}
84
85Allocation::~Allocation()
86{
87    if (mUserBitmapCallback != NULL) {
88        mUserBitmapCallback(mUserBitmapCallbackData);
89    } else {
90        free(mPtr);
91    }
92    mPtr = NULL;
93
94    if (mBufferID) {
95        // Causes a SW crash....
96        //LOGV(" mBufferID %i", mBufferID);
97        //glDeleteBuffers(1, &mBufferID);
98        //mBufferID = 0;
99    }
100    if (mTextureID) {
101        glDeleteTextures(1, &mTextureID);
102        mTextureID = 0;
103    }
104}
105
106void Allocation::setCpuWritable(bool)
107{
108}
109
110void Allocation::setGpuWritable(bool)
111{
112}
113
114void Allocation::setCpuReadable(bool)
115{
116}
117
118void Allocation::setGpuReadable(bool)
119{
120}
121
122bool Allocation::fixAllocation()
123{
124    return false;
125}
126
127void Allocation::deferedUploadToTexture(const Context *rsc, bool genMipmap, uint32_t lodOffset)
128{
129    rsAssert(lodOffset < mType->getLODCount());
130    mIsTexture = true;
131    mTextureLOD = lodOffset;
132    mUploadDefered = true;
133    mTextureGenMipmap = !mType->getDimLOD() && genMipmap;
134}
135
136void Allocation::uploadToTexture(const Context *rsc)
137{
138    //rsAssert(!mTextureId);
139
140    mIsTexture = true;
141    if (!rsc->checkDriver()) {
142        mUploadDefered = true;
143        return;
144    }
145
146    GLenum type = mType->getElement()->getComponent().getGLType();
147    GLenum format = mType->getElement()->getComponent().getGLFormat();
148
149    if (!type || !format) {
150        return;
151    }
152
153    if (!mTextureID) {
154        glGenTextures(1, &mTextureID);
155
156        if (!mTextureID) {
157            // This should not happen, however, its likely the cause of the
158            // white sqare bug.
159            // Force a crash to 1: restart the app, 2: make sure we get a bugreport.
160            LOGE("Upload to texture failed to gen mTextureID");
161            rsc->dumpDebug();
162            mUploadDefered = true;
163            return;
164        }
165    }
166    glBindTexture(GL_TEXTURE_2D, mTextureID);
167    glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
168
169    Adapter2D adapt(getContext(), this);
170    for(uint32_t lod = 0; (lod + mTextureLOD) < mType->getLODCount(); lod++) {
171        adapt.setLOD(lod+mTextureLOD);
172
173        uint16_t * ptr = static_cast<uint16_t *>(adapt.getElement(0,0));
174        glTexImage2D(GL_TEXTURE_2D, lod, format,
175                     adapt.getDimX(), adapt.getDimY(),
176                     0, format, type, ptr);
177    }
178    if (mTextureGenMipmap) {
179#ifndef ANDROID_RS_BUILD_FOR_HOST
180        glGenerateMipmap(GL_TEXTURE_2D);
181#endif //ANDROID_RS_BUILD_FOR_HOST
182    }
183
184    rsc->checkError("Allocation::uploadToTexture");
185}
186
187void Allocation::deferedUploadToBufferObject(const Context *rsc)
188{
189    mIsVertexBuffer = true;
190    mUploadDefered = true;
191}
192
193void Allocation::uploadToBufferObject(const Context *rsc)
194{
195    rsAssert(!mType->getDimY());
196    rsAssert(!mType->getDimZ());
197
198    mIsVertexBuffer = true;
199    if (!rsc->checkDriver()) {
200        mUploadDefered = true;
201        return;
202    }
203
204    if (!mBufferID) {
205        glGenBuffers(1, &mBufferID);
206    }
207    if (!mBufferID) {
208        LOGE("Upload to buffer object failed");
209        mUploadDefered = true;
210        return;
211    }
212
213    glBindBuffer(GL_ARRAY_BUFFER, mBufferID);
214    glBufferData(GL_ARRAY_BUFFER, mType->getSizeBytes(), getPtr(), GL_DYNAMIC_DRAW);
215    glBindBuffer(GL_ARRAY_BUFFER, 0);
216    rsc->checkError("Allocation::uploadToBufferObject");
217}
218
219void Allocation::uploadCheck(const Context *rsc)
220{
221    if (mUploadDefered) {
222        mUploadDefered = false;
223        if (mIsVertexBuffer) {
224            uploadToBufferObject(rsc);
225        }
226        if (mIsTexture) {
227            uploadToTexture(rsc);
228        }
229    }
230}
231
232
233void Allocation::data(const void *data, uint32_t sizeBytes)
234{
235    uint32_t size = mType->getSizeBytes();
236    if (size != sizeBytes) {
237        LOGE("Allocation::data called with mismatched size expected %i, got %i", size, sizeBytes);
238        return;
239    }
240
241    if (mType->getElement()->getHasReferences()) {
242        incRefs(data, sizeBytes / mType->getElement()->getSizeBytes());
243        decRefs(mPtr, sizeBytes / mType->getElement()->getSizeBytes());
244    }
245
246    memcpy(mPtr, data, size);
247    sendDirty();
248    mUploadDefered = true;
249}
250
251void Allocation::read(void *data)
252{
253    memcpy(data, mPtr, mType->getSizeBytes());
254}
255
256void Allocation::subData(uint32_t xoff, uint32_t count, const void *data, uint32_t sizeBytes)
257{
258    uint32_t eSize = mType->getElementSizeBytes();
259    uint8_t * ptr = static_cast<uint8_t *>(mPtr);
260    ptr += eSize * xoff;
261    uint32_t size = count * eSize;
262
263    if (size != sizeBytes) {
264        LOGE("Allocation::subData called with mismatched size expected %i, got %i", size, sizeBytes);
265        mType->dumpLOGV("type info");
266        return;
267    }
268
269    if (mType->getElement()->getHasReferences()) {
270        incRefs(data, count);
271        decRefs(ptr, count);
272    }
273
274    memcpy(ptr, data, size);
275    sendDirty();
276    mUploadDefered = true;
277}
278
279void Allocation::subData(uint32_t xoff, uint32_t yoff,
280             uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes)
281{
282    uint32_t eSize = mType->getElementSizeBytes();
283    uint32_t lineSize = eSize * w;
284    uint32_t destW = mType->getDimX();
285
286    const uint8_t *src = static_cast<const uint8_t *>(data);
287    uint8_t *dst = static_cast<uint8_t *>(mPtr);
288    dst += eSize * (xoff + yoff * destW);
289
290    if ((lineSize * eSize * h) != sizeBytes) {
291        rsAssert(!"Allocation::subData called with mismatched size");
292        return;
293    }
294
295    for (uint32_t line=yoff; line < (yoff+h); line++) {
296        uint8_t * ptr = static_cast<uint8_t *>(mPtr);
297        if (mType->getElement()->getHasReferences()) {
298            incRefs(src, w);
299            decRefs(dst, w);
300        }
301        memcpy(dst, src, lineSize);
302        src += lineSize;
303        dst += destW * eSize;
304    }
305    sendDirty();
306    mUploadDefered = true;
307}
308
309void Allocation::subData(uint32_t xoff, uint32_t yoff, uint32_t zoff,
310             uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes)
311{
312}
313
314void Allocation::addProgramToDirty(const Program *p)
315{
316    mToDirtyList.push(p);
317}
318
319void Allocation::removeProgramToDirty(const Program *p)
320{
321    for (size_t ct=0; ct < mToDirtyList.size(); ct++) {
322        if (mToDirtyList[ct] == p) {
323            mToDirtyList.removeAt(ct);
324            return;
325        }
326    }
327    rsAssert(0);
328}
329
330void Allocation::dumpLOGV(const char *prefix) const
331{
332    ObjectBase::dumpLOGV(prefix);
333
334    String8 s(prefix);
335    s.append(" type ");
336    if (mType.get()) {
337        mType->dumpLOGV(s.string());
338    }
339
340    LOGV("%s allocation ptr=%p mCpuWrite=%i, mCpuRead=%i, mGpuWrite=%i, mGpuRead=%i",
341          prefix, mPtr, mCpuWrite, mCpuRead, mGpuWrite, mGpuRead);
342
343    LOGV("%s allocation mIsTexture=%i mTextureID=%i, mIsVertexBuffer=%i, mBufferID=%i",
344          prefix, mIsTexture, mTextureID, mIsVertexBuffer, mBufferID);
345
346}
347
348void Allocation::serialize(OStream *stream) const
349{
350    // Need to identify ourselves
351    stream->addU32((uint32_t)getClassId());
352
353    String8 name(getName());
354    stream->addString(&name);
355
356    // First thing we need to serialize is the type object since it will be needed
357    // to initialize the class
358    mType->serialize(stream);
359
360    uint32_t dataSize = mType->getSizeBytes();
361    // Write how much data we are storing
362    stream->addU32(dataSize);
363    // Now write the data
364    stream->addByteArray(mPtr, dataSize);
365}
366
367Allocation *Allocation::createFromStream(Context *rsc, IStream *stream)
368{
369    // First make sure we are reading the correct object
370    RsA3DClassID classID = (RsA3DClassID)stream->loadU32();
371    if(classID != RS_A3D_CLASS_ID_ALLOCATION) {
372        LOGE("allocation loading skipped due to invalid class id\n");
373        return NULL;
374    }
375
376    String8 name;
377    stream->loadString(&name);
378
379    Type *type = Type::createFromStream(rsc, stream);
380    if(!type) {
381        return NULL;
382    }
383    type->compute();
384
385    // Number of bytes we wrote out for this allocation
386    uint32_t dataSize = stream->loadU32();
387    if(dataSize != type->getSizeBytes()) {
388        LOGE("failed to read allocation because numbytes written is not the same loaded type wants\n");
389        delete type;
390        return NULL;
391    }
392
393    Allocation *alloc = new Allocation(rsc, type);
394    alloc->setName(name.string(), name.size());
395
396    // Read in all of our allocation data
397    alloc->data(stream->getPtr() + stream->getPos(), dataSize);
398    stream->reset(stream->getPos() + dataSize);
399
400    return alloc;
401}
402
403void Allocation::sendDirty() const
404{
405    for (size_t ct=0; ct < mToDirtyList.size(); ct++) {
406        mToDirtyList[ct]->forceDirty();
407    }
408}
409
410void Allocation::incRefs(const void *ptr, size_t ct) const
411{
412    const uint8_t *p = static_cast<const uint8_t *>(ptr);
413    const Element *e = mType->getElement();
414    uint32_t stride = e->getSizeBytes();
415
416    while (ct > 0) {
417        e->incRefs(p);
418        ct --;
419        p += stride;
420    }
421}
422
423void Allocation::decRefs(const void *ptr, size_t ct) const
424{
425    const uint8_t *p = static_cast<const uint8_t *>(ptr);
426    const Element *e = mType->getElement();
427    uint32_t stride = e->getSizeBytes();
428
429    while (ct > 0) {
430        e->decRefs(p);
431        ct --;
432        p += stride;
433    }
434}
435
436/////////////////
437//
438
439
440namespace android {
441namespace renderscript {
442
443RsAllocation rsi_AllocationCreateTyped(Context *rsc, RsType vtype)
444{
445    const Type * type = static_cast<const Type *>(vtype);
446
447    Allocation * alloc = new Allocation(rsc, type);
448    alloc->incUserRef();
449    return alloc;
450}
451
452RsAllocation rsi_AllocationCreateSized(Context *rsc, RsElement e, size_t count)
453{
454    Type * type = new Type(rsc);
455    type->setDimX(count);
456    type->setElement(static_cast<Element *>(e));
457    type->compute();
458    return rsi_AllocationCreateTyped(rsc, type);
459}
460
461void rsi_AllocationUploadToTexture(Context *rsc, RsAllocation va, bool genmip, uint32_t baseMipLevel)
462{
463    Allocation *alloc = static_cast<Allocation *>(va);
464    alloc->deferedUploadToTexture(rsc, genmip, baseMipLevel);
465}
466
467void rsi_AllocationUploadToBufferObject(Context *rsc, RsAllocation va)
468{
469    Allocation *alloc = static_cast<Allocation *>(va);
470    alloc->deferedUploadToBufferObject(rsc);
471}
472
473static void mip565(const Adapter2D &out, const Adapter2D &in)
474{
475    uint32_t w = out.getDimX();
476    uint32_t h = out.getDimY();
477
478    for (uint32_t y=0; y < h; y++) {
479        uint16_t *oPtr = static_cast<uint16_t *>(out.getElement(0, y));
480        const uint16_t *i1 = static_cast<uint16_t *>(in.getElement(0, y*2));
481        const uint16_t *i2 = static_cast<uint16_t *>(in.getElement(0, y*2+1));
482
483        for (uint32_t x=0; x < w; x++) {
484            *oPtr = rsBoxFilter565(i1[0], i1[1], i2[0], i2[1]);
485            oPtr ++;
486            i1 += 2;
487            i2 += 2;
488        }
489    }
490}
491
492static void mip8888(const Adapter2D &out, const Adapter2D &in)
493{
494    uint32_t w = out.getDimX();
495    uint32_t h = out.getDimY();
496
497    for (uint32_t y=0; y < h; y++) {
498        uint32_t *oPtr = static_cast<uint32_t *>(out.getElement(0, y));
499        const uint32_t *i1 = static_cast<uint32_t *>(in.getElement(0, y*2));
500        const uint32_t *i2 = static_cast<uint32_t *>(in.getElement(0, y*2+1));
501
502        for (uint32_t x=0; x < w; x++) {
503            *oPtr = rsBoxFilter8888(i1[0], i1[1], i2[0], i2[1]);
504            oPtr ++;
505            i1 += 2;
506            i2 += 2;
507        }
508    }
509}
510
511static void mip8(const Adapter2D &out, const Adapter2D &in)
512{
513    uint32_t w = out.getDimX();
514    uint32_t h = out.getDimY();
515
516    for (uint32_t y=0; y < h; y++) {
517        uint8_t *oPtr = static_cast<uint8_t *>(out.getElement(0, y));
518        const uint8_t *i1 = static_cast<uint8_t *>(in.getElement(0, y*2));
519        const uint8_t *i2 = static_cast<uint8_t *>(in.getElement(0, y*2+1));
520
521        for (uint32_t x=0; x < w; x++) {
522            *oPtr = (uint8_t)(((uint32_t)i1[0] + i1[1] + i2[0] + i2[1]) * 0.25f);
523            oPtr ++;
524            i1 += 2;
525            i2 += 2;
526        }
527    }
528}
529
530static void mip(const Adapter2D &out, const Adapter2D &in)
531{
532    switch(out.getBaseType()->getElement()->getSizeBits()) {
533    case 32:
534        mip8888(out, in);
535        break;
536    case 16:
537        mip565(out, in);
538        break;
539    case 8:
540        mip8(out, in);
541        break;
542
543    }
544
545}
546
547typedef void (*ElementConverter_t)(void *dst, const void *src, uint32_t count);
548
549static void elementConverter_cpy_16(void *dst, const void *src, uint32_t count)
550{
551    memcpy(dst, src, count * 2);
552}
553static void elementConverter_cpy_8(void *dst, const void *src, uint32_t count)
554{
555    memcpy(dst, src, count);
556}
557static void elementConverter_cpy_32(void *dst, const void *src, uint32_t count)
558{
559    memcpy(dst, src, count * 4);
560}
561
562
563static void elementConverter_888_to_565(void *dst, const void *src, uint32_t count)
564{
565    uint16_t *d = static_cast<uint16_t *>(dst);
566    const uint8_t *s = static_cast<const uint8_t *>(src);
567
568    while(count--) {
569        *d = rs888to565(s[0], s[1], s[2]);
570        d++;
571        s+= 3;
572    }
573}
574
575static void elementConverter_8888_to_565(void *dst, const void *src, uint32_t count)
576{
577    uint16_t *d = static_cast<uint16_t *>(dst);
578    const uint8_t *s = static_cast<const uint8_t *>(src);
579
580    while(count--) {
581        *d = rs888to565(s[0], s[1], s[2]);
582        d++;
583        s+= 4;
584    }
585}
586
587static ElementConverter_t pickConverter(const Element *dst, const Element *src)
588{
589    GLenum srcGLType = src->getComponent().getGLType();
590    GLenum srcGLFmt = src->getComponent().getGLFormat();
591    GLenum dstGLType = dst->getComponent().getGLType();
592    GLenum dstGLFmt = dst->getComponent().getGLFormat();
593
594    if (srcGLFmt == dstGLFmt && srcGLType == dstGLType) {
595        switch(dst->getSizeBytes()) {
596        case 4:
597            return elementConverter_cpy_32;
598        case 2:
599            return elementConverter_cpy_16;
600        case 1:
601            return elementConverter_cpy_8;
602        }
603    }
604
605    if (srcGLType == GL_UNSIGNED_BYTE &&
606        srcGLFmt == GL_RGB &&
607        dstGLType == GL_UNSIGNED_SHORT_5_6_5 &&
608        dstGLFmt == GL_RGB) {
609
610        return elementConverter_888_to_565;
611    }
612
613    if (srcGLType == GL_UNSIGNED_BYTE &&
614        srcGLFmt == GL_RGBA &&
615        dstGLType == GL_UNSIGNED_SHORT_5_6_5 &&
616        dstGLFmt == GL_RGB) {
617
618        return elementConverter_8888_to_565;
619    }
620
621    LOGE("pickConverter, unsuported combo, src %p,  dst %p", src, dst);
622    LOGE("pickConverter, srcGLType = %x,  srcGLFmt = %x", srcGLType, srcGLFmt);
623    LOGE("pickConverter, dstGLType = %x,  dstGLFmt = %x", dstGLType, dstGLFmt);
624    src->dumpLOGV("SRC ");
625    dst->dumpLOGV("DST ");
626    return 0;
627}
628
629#ifndef ANDROID_RS_BUILD_FOR_HOST
630
631RsAllocation rsi_AllocationCreateBitmapRef(Context *rsc, RsType vtype,
632                                           void *bmp, void *callbackData, RsBitmapCallback_t callback)
633{
634    const Type * type = static_cast<const Type *>(vtype);
635    Allocation * alloc = new Allocation(rsc, type, bmp, callbackData, callback);
636    alloc->incUserRef();
637    return alloc;
638}
639
640RsAllocation rsi_AllocationCreateFromBitmap(Context *rsc, uint32_t w, uint32_t h, RsElement _dst, RsElement _src,  bool genMips, const void *data)
641{
642    const Element *src = static_cast<const Element *>(_src);
643    const Element *dst = static_cast<const Element *>(_dst);
644
645    // Check for pow2 on pre es 2.0 versions.
646    rsAssert(rsc->checkVersion2_0() || (!(w & (w-1)) && !(h & (h-1))));
647
648    //LOGE("rsi_AllocationCreateFromBitmap %i %i %i %i %i", w, h, dstFmt, srcFmt, genMips);
649    rsi_TypeBegin(rsc, _dst);
650    rsi_TypeAdd(rsc, RS_DIMENSION_X, w);
651    rsi_TypeAdd(rsc, RS_DIMENSION_Y, h);
652    if (genMips) {
653        rsi_TypeAdd(rsc, RS_DIMENSION_LOD, 1);
654    }
655    RsType type = rsi_TypeCreate(rsc);
656
657    RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, type);
658    Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc);
659    if (texAlloc == NULL) {
660        LOGE("Memory allocation failure");
661        return NULL;
662    }
663
664    ElementConverter_t cvt = pickConverter(dst, src);
665    cvt(texAlloc->getPtr(), data, w * h);
666
667    if (genMips) {
668        Adapter2D adapt(rsc, texAlloc);
669        Adapter2D adapt2(rsc, texAlloc);
670        for(uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) {
671            adapt.setLOD(lod);
672            adapt2.setLOD(lod + 1);
673            mip(adapt2, adapt);
674        }
675    }
676
677    return texAlloc;
678}
679
680RsAllocation rsi_AllocationCreateFromBitmapBoxed(Context *rsc, uint32_t w, uint32_t h, RsElement _dst, RsElement _src, bool genMips, const void *data)
681{
682    const Element *srcE = static_cast<const Element *>(_src);
683    const Element *dstE = static_cast<const Element *>(_dst);
684    uint32_t w2 = rsHigherPow2(w);
685    uint32_t h2 = rsHigherPow2(h);
686
687    if ((w2 == w) && (h2 == h)) {
688        return rsi_AllocationCreateFromBitmap(rsc, w, h, _dst, _src, genMips, data);
689    }
690
691    uint32_t bpp = srcE->getSizeBytes();
692    size_t size = w2 * h2 * bpp;
693    uint8_t *tmp = static_cast<uint8_t *>(malloc(size));
694    memset(tmp, 0, size);
695
696    const uint8_t * src = static_cast<const uint8_t *>(data);
697    for (uint32_t y = 0; y < h; y++) {
698        uint8_t * ydst = &tmp[(y + ((h2 - h) >> 1)) * w2 * bpp];
699        memcpy(&ydst[((w2 - w) >> 1) * bpp], src, w * bpp);
700        src += w * bpp;
701    }
702
703    RsAllocation ret = rsi_AllocationCreateFromBitmap(rsc, w2, h2, _dst, _src, genMips, tmp);
704    free(tmp);
705    return ret;
706}
707
708void rsi_AllocationData(Context *rsc, RsAllocation va, const void *data, uint32_t sizeBytes)
709{
710    Allocation *a = static_cast<Allocation *>(va);
711    a->data(data, sizeBytes);
712}
713
714void rsi_Allocation1DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t count, const void *data, uint32_t sizeBytes)
715{
716    Allocation *a = static_cast<Allocation *>(va);
717    a->subData(xoff, count, data, sizeBytes);
718}
719
720void rsi_Allocation2DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t yoff, uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes)
721{
722    Allocation *a = static_cast<Allocation *>(va);
723    a->subData(xoff, yoff, w, h, data, sizeBytes);
724}
725
726void rsi_AllocationRead(Context *rsc, RsAllocation va, void *data)
727{
728    Allocation *a = static_cast<Allocation *>(va);
729    a->read(data);
730}
731
732const void* rsi_AllocationGetType(Context *rsc, RsAllocation va)
733{
734    Allocation *a = static_cast<Allocation *>(va);
735    a->getType()->incUserRef();
736
737    return a->getType();
738}
739
740#endif //ANDROID_RS_BUILD_FOR_HOST
741
742}
743}
744