rsAllocation.cpp revision f8aafcfad92fcf37d4b55c749601de22441ac9bf 
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
29#include "utils/StopWatch.h"
30
31static void rsaAllocationGenerateScriptMips(RsContext con, RsAllocation va);
32
33using namespace android;
34using namespace android::renderscript;
35
36Allocation::Allocation(Context *rsc, const Type *type, uint32_t usages,
37                       RsAllocationMipmapControl mc)
38    : ObjectBase(rsc) {
39    init(rsc, type);
40
41    mUsageFlags = usages;
42    mMipmapControl = mc;
43
44    allocScriptMemory();
45    if (mType->getElement()->getHasReferences()) {
46        memset(mPtr, 0, mType->getSizeBytes());
47    }
48    if (!mPtr) {
49        LOGE("Allocation::Allocation, alloc failure");
50    }
51}
52
53
54void Allocation::init(Context *rsc, const Type *type) {
55    mPtr = NULL;
56
57    mCpuWrite = false;
58    mCpuRead = false;
59    mGpuWrite = false;
60    mGpuRead = false;
61
62    mReadWriteRatio = 0;
63    mUpdateSize = 0;
64    mUsageFlags = 0;
65    mMipmapControl = RS_ALLOCATION_MIPMAP_NONE;
66
67    mTextureID = 0;
68    mBufferID = 0;
69    mUploadDefered = false;
70
71    mUserBitmapCallback = NULL;
72    mUserBitmapCallbackData = NULL;
73
74    mType.set(type);
75    rsAssert(type);
76
77    mPtr = NULL;
78}
79
80Allocation::~Allocation() {
81    if (mUserBitmapCallback != NULL) {
82        mUserBitmapCallback(mUserBitmapCallbackData);
83        mPtr = NULL;
84    }
85    freeScriptMemory();
86
87    if (mBufferID) {
88        // Causes a SW crash....
89        //LOGV(" mBufferID %i", mBufferID);
90        //glDeleteBuffers(1, &mBufferID);
91        //mBufferID = 0;
92    }
93    if (mTextureID) {
94        glDeleteTextures(1, &mTextureID);
95        mTextureID = 0;
96    }
97}
98
99void Allocation::setCpuWritable(bool) {
100}
101
102void Allocation::setGpuWritable(bool) {
103}
104
105void Allocation::setCpuReadable(bool) {
106}
107
108void Allocation::setGpuReadable(bool) {
109}
110
111bool Allocation::fixAllocation() {
112    return false;
113}
114
115void Allocation::deferedUploadToTexture(const Context *rsc) {
116    mUsageFlags |= RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE;
117    mUploadDefered = true;
118}
119
120uint32_t Allocation::getGLTarget() const {
121    if (getIsTexture()) {
122        if (mType->getDimFaces()) {
123            return GL_TEXTURE_CUBE_MAP;
124        } else {
125            return GL_TEXTURE_2D;
126        }
127    }
128    if (getIsBufferObject()) {
129        return GL_ARRAY_BUFFER;
130    }
131    return 0;
132}
133
134void Allocation::allocScriptMemory() {
135    rsAssert(!mPtr);
136    mPtr = malloc(mType->getSizeBytes());
137}
138
139void Allocation::freeScriptMemory() {
140    if (mPtr) {
141        free(mPtr);
142        mPtr = NULL;
143    }
144}
145
146
147void Allocation::syncAll(Context *rsc, RsAllocationUsageType src) {
148    rsAssert(src == RS_ALLOCATION_USAGE_SCRIPT);
149
150    if (getIsTexture()) {
151        uploadToTexture(rsc);
152    }
153    if (getIsBufferObject()) {
154        uploadToBufferObject(rsc);
155    }
156
157    mUploadDefered = false;
158}
159
160void Allocation::uploadToTexture(const Context *rsc) {
161
162    mUsageFlags |= RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE;
163    GLenum type = mType->getElement()->getComponent().getGLType();
164    GLenum format = mType->getElement()->getComponent().getGLFormat();
165
166    if (!type || !format) {
167        return;
168    }
169
170    if (!mPtr) {
171        return;
172    }
173
174    bool isFirstUpload = false;
175
176    if (!mTextureID) {
177        glGenTextures(1, &mTextureID);
178
179        if (!mTextureID) {
180            // This should not happen, however, its likely the cause of the
181            // white sqare bug.
182            // Force a crash to 1: restart the app, 2: make sure we get a bugreport.
183            LOGE("Upload to texture failed to gen mTextureID");
184            rsc->dumpDebug();
185            mUploadDefered = true;
186            return;
187        }
188        isFirstUpload = true;
189    }
190
191    GLenum target = (GLenum)getGLTarget();
192    if (target == GL_TEXTURE_2D) {
193        upload2DTexture(isFirstUpload, mPtr);
194    } else if (target == GL_TEXTURE_CUBE_MAP) {
195        uploadCubeTexture(isFirstUpload);
196    }
197
198    if (!(mUsageFlags & RS_ALLOCATION_USAGE_SCRIPT)) {
199        freeScriptMemory();
200    }
201
202    rsc->checkError("Allocation::uploadToTexture");
203}
204
205void Allocation::upload2DTexture(bool isFirstUpload, const void *ptr) {
206    GLenum type = mType->getElement()->getComponent().getGLType();
207    GLenum format = mType->getElement()->getComponent().getGLFormat();
208
209    GLenum target = (GLenum)getGLTarget();
210    glBindTexture(target, mTextureID);
211    glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
212
213    for (uint32_t lod = 0; lod < mType->getLODCount(); lod++) {
214        const uint8_t *p = (const uint8_t *)ptr;
215        p += mType->getLODOffset(lod);
216
217        if (isFirstUpload) {
218            glTexImage2D(GL_TEXTURE_2D, lod, format,
219                         mType->getLODDimX(lod), mType->getLODDimY(lod),
220                         0, format, type, p);
221        } else {
222            glTexSubImage2D(GL_TEXTURE_2D, lod, 0, 0,
223                            mType->getLODDimX(lod), mType->getLODDimY(lod),
224                            format, type, p);
225        }
226    }
227
228    if (mMipmapControl == RS_ALLOCATION_MIPMAP_ON_SYNC_TO_TEXTURE) {
229#ifndef ANDROID_RS_BUILD_FOR_HOST
230        glGenerateMipmap(target);
231#endif //ANDROID_RS_BUILD_FOR_HOST
232    }
233}
234
235void Allocation::uploadCubeTexture(bool isFirstUpload) {
236    GLenum type = mType->getElement()->getComponent().getGLType();
237    GLenum format = mType->getElement()->getComponent().getGLFormat();
238
239    GLenum target = (GLenum)getGLTarget();
240    glBindTexture(target, mTextureID);
241    glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
242
243    GLenum faceOrder[] = {
244        GL_TEXTURE_CUBE_MAP_POSITIVE_X,
245        GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
246        GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
247        GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
248        GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
249        GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
250    };
251
252    Adapter2D adapt(getContext(), this);
253    for (uint32_t face = 0; face < 6; face ++) {
254        adapt.setFace(face);
255
256        for (uint32_t lod = 0; lod < mType->getLODCount(); lod++) {
257            adapt.setLOD(lod);
258
259            uint16_t * ptr = static_cast<uint16_t *>(adapt.getElement(0,0));
260
261            if (isFirstUpload) {
262                glTexImage2D(faceOrder[face], lod, format,
263                             adapt.getDimX(), adapt.getDimY(),
264                             0, format, type, ptr);
265            } else {
266                glTexSubImage2D(faceOrder[face], lod, 0, 0,
267                                adapt.getDimX(), adapt.getDimY(),
268                                format, type, ptr);
269            }
270        }
271    }
272
273    if (mMipmapControl == RS_ALLOCATION_MIPMAP_ON_SYNC_TO_TEXTURE) {
274#ifndef ANDROID_RS_BUILD_FOR_HOST
275        glGenerateMipmap(target);
276#endif //ANDROID_RS_BUILD_FOR_HOST
277    }
278}
279
280void Allocation::deferedUploadToBufferObject(const Context *rsc) {
281    mUsageFlags |= RS_ALLOCATION_USAGE_GRAPHICS_VERTEX;
282    mUploadDefered = true;
283}
284
285void Allocation::uploadToBufferObject(const Context *rsc) {
286    rsAssert(!mType->getDimY());
287    rsAssert(!mType->getDimZ());
288
289    mUsageFlags |= RS_ALLOCATION_USAGE_GRAPHICS_VERTEX;
290
291    if (!mBufferID) {
292        glGenBuffers(1, &mBufferID);
293    }
294    if (!mBufferID) {
295        LOGE("Upload to buffer object failed");
296        mUploadDefered = true;
297        return;
298    }
299    GLenum target = (GLenum)getGLTarget();
300    glBindBuffer(target, mBufferID);
301    glBufferData(target, mType->getSizeBytes(), getPtr(), GL_DYNAMIC_DRAW);
302    glBindBuffer(target, 0);
303    rsc->checkError("Allocation::uploadToBufferObject");
304}
305
306void Allocation::uploadCheck(Context *rsc) {
307    if (mUploadDefered) {
308        syncAll(rsc, RS_ALLOCATION_USAGE_SCRIPT);
309    }
310}
311
312void Allocation::read(void *data) {
313    memcpy(data, mPtr, mType->getSizeBytes());
314}
315
316void Allocation::data(Context *rsc, uint32_t xoff, uint32_t lod,
317                         uint32_t count, const void *data, uint32_t sizeBytes) {
318    uint32_t eSize = mType->getElementSizeBytes();
319    uint8_t * ptr = static_cast<uint8_t *>(mPtr);
320    ptr += eSize * xoff;
321    uint32_t size = count * eSize;
322
323    if (size != sizeBytes) {
324        LOGE("Allocation::subData called with mismatched size expected %i, got %i", size, sizeBytes);
325        mType->dumpLOGV("type info");
326        return;
327    }
328
329    if (mType->getElement()->getHasReferences()) {
330        incRefs(data, count);
331        decRefs(ptr, count);
332    }
333
334    memcpy(ptr, data, size);
335    sendDirty();
336    mUploadDefered = true;
337}
338
339void Allocation::data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
340             uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes) {
341    uint32_t eSize = mType->getElementSizeBytes();
342    uint32_t lineSize = eSize * w;
343    uint32_t destW = mType->getDimX();
344
345    const uint8_t *src = static_cast<const uint8_t *>(data);
346    uint8_t *dst = static_cast<uint8_t *>(mPtr);
347    dst += eSize * (xoff + yoff * destW);
348
349    if ((lineSize * eSize * h) != sizeBytes) {
350        rsAssert(!"Allocation::subData called with mismatched size");
351        return;
352    }
353
354    for (uint32_t line=yoff; line < (yoff+h); line++) {
355        if (mType->getElement()->getHasReferences()) {
356            incRefs(src, w);
357            decRefs(dst, w);
358        }
359        memcpy(dst, src, lineSize);
360        src += lineSize;
361        dst += destW * eSize;
362    }
363    sendDirty();
364    mUploadDefered = true;
365}
366
367void Allocation::data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, RsAllocationCubemapFace face,
368             uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes) {
369}
370
371void Allocation::elementData(Context *rsc, uint32_t x, const void *data,
372                                uint32_t cIdx, uint32_t sizeBytes) {
373    uint32_t eSize = mType->getElementSizeBytes();
374    uint8_t * ptr = static_cast<uint8_t *>(mPtr);
375    ptr += eSize * x;
376
377    if (cIdx >= mType->getElement()->getFieldCount()) {
378        LOGE("Error Allocation::subElementData component %i out of range.", cIdx);
379        rsc->setError(RS_ERROR_BAD_VALUE, "subElementData component out of range.");
380        return;
381    }
382
383    if (x >= mType->getDimX()) {
384        LOGE("Error Allocation::subElementData X offset %i out of range.", x);
385        rsc->setError(RS_ERROR_BAD_VALUE, "subElementData X offset out of range.");
386        return;
387    }
388
389    const Element * e = mType->getElement()->getField(cIdx);
390    ptr += mType->getElement()->getFieldOffsetBytes(cIdx);
391
392    if (sizeBytes != e->getSizeBytes()) {
393        LOGE("Error Allocation::subElementData data size %i does not match field size %i.", sizeBytes, e->getSizeBytes());
394        rsc->setError(RS_ERROR_BAD_VALUE, "subElementData bad size.");
395        return;
396    }
397
398    if (e->getHasReferences()) {
399        e->incRefs(data);
400        e->decRefs(ptr);
401    }
402
403    memcpy(ptr, data, sizeBytes);
404    sendDirty();
405    mUploadDefered = true;
406}
407
408void Allocation::elementData(Context *rsc, uint32_t x, uint32_t y,
409                                const void *data, uint32_t cIdx, uint32_t sizeBytes) {
410    uint32_t eSize = mType->getElementSizeBytes();
411    uint8_t * ptr = static_cast<uint8_t *>(mPtr);
412    ptr += eSize * (x + y * mType->getDimX());
413
414    if (x >= mType->getDimX()) {
415        LOGE("Error Allocation::subElementData X offset %i out of range.", x);
416        rsc->setError(RS_ERROR_BAD_VALUE, "subElementData X offset out of range.");
417        return;
418    }
419
420    if (y >= mType->getDimY()) {
421        LOGE("Error Allocation::subElementData X offset %i out of range.", x);
422        rsc->setError(RS_ERROR_BAD_VALUE, "subElementData X offset out of range.");
423        return;
424    }
425
426    if (cIdx >= mType->getElement()->getFieldCount()) {
427        LOGE("Error Allocation::subElementData component %i out of range.", cIdx);
428        rsc->setError(RS_ERROR_BAD_VALUE, "subElementData component out of range.");
429        return;
430    }
431
432    const Element * e = mType->getElement()->getField(cIdx);
433    ptr += mType->getElement()->getFieldOffsetBytes(cIdx);
434
435    if (sizeBytes != e->getSizeBytes()) {
436        LOGE("Error Allocation::subElementData data size %i does not match field size %i.", sizeBytes, e->getSizeBytes());
437        rsc->setError(RS_ERROR_BAD_VALUE, "subElementData bad size.");
438        return;
439    }
440
441    if (e->getHasReferences()) {
442        e->incRefs(data);
443        e->decRefs(ptr);
444    }
445
446    memcpy(ptr, data, sizeBytes);
447    sendDirty();
448    mUploadDefered = true;
449}
450
451void Allocation::addProgramToDirty(const Program *p) {
452    mToDirtyList.push(p);
453}
454
455void Allocation::removeProgramToDirty(const Program *p) {
456    for (size_t ct=0; ct < mToDirtyList.size(); ct++) {
457        if (mToDirtyList[ct] == p) {
458            mToDirtyList.removeAt(ct);
459            return;
460        }
461    }
462    rsAssert(0);
463}
464
465void Allocation::dumpLOGV(const char *prefix) const {
466    ObjectBase::dumpLOGV(prefix);
467
468    String8 s(prefix);
469    s.append(" type ");
470    if (mType.get()) {
471        mType->dumpLOGV(s.string());
472    }
473
474    LOGV("%s allocation ptr=%p mCpuWrite=%i, mCpuRead=%i, mGpuWrite=%i, mGpuRead=%i",
475          prefix, mPtr, mCpuWrite, mCpuRead, mGpuWrite, mGpuRead);
476
477    LOGV("%s allocation mUsageFlags=0x04%x, mMipmapControl=0x%04x, mTextureID=%i, mBufferID=%i",
478          prefix, mUsageFlags, mMipmapControl, mTextureID, mBufferID);
479}
480
481void Allocation::serialize(OStream *stream) const {
482    // Need to identify ourselves
483    stream->addU32((uint32_t)getClassId());
484
485    String8 name(getName());
486    stream->addString(&name);
487
488    // First thing we need to serialize is the type object since it will be needed
489    // to initialize the class
490    mType->serialize(stream);
491
492    uint32_t dataSize = mType->getSizeBytes();
493    // Write how much data we are storing
494    stream->addU32(dataSize);
495    // Now write the data
496    stream->addByteArray(mPtr, dataSize);
497}
498
499Allocation *Allocation::createFromStream(Context *rsc, IStream *stream) {
500    // First make sure we are reading the correct object
501    RsA3DClassID classID = (RsA3DClassID)stream->loadU32();
502    if (classID != RS_A3D_CLASS_ID_ALLOCATION) {
503        LOGE("allocation loading skipped due to invalid class id\n");
504        return NULL;
505    }
506
507    String8 name;
508    stream->loadString(&name);
509
510    Type *type = Type::createFromStream(rsc, stream);
511    if (!type) {
512        return NULL;
513    }
514    type->compute();
515
516    // Number of bytes we wrote out for this allocation
517    uint32_t dataSize = stream->loadU32();
518    if (dataSize != type->getSizeBytes()) {
519        LOGE("failed to read allocation because numbytes written is not the same loaded type wants\n");
520        ObjectBase::checkDelete(type);
521        return NULL;
522    }
523
524    Allocation *alloc = new Allocation(rsc, type, RS_ALLOCATION_USAGE_SCRIPT);
525    alloc->setName(name.string(), name.size());
526
527    uint32_t count = dataSize / type->getElementSizeBytes();
528
529    // Read in all of our allocation data
530    alloc->data(rsc, 0, 0, count, stream->getPtr() + stream->getPos(), dataSize);
531    stream->reset(stream->getPos() + dataSize);
532
533    return alloc;
534}
535
536void Allocation::sendDirty() const {
537    for (size_t ct=0; ct < mToDirtyList.size(); ct++) {
538        mToDirtyList[ct]->forceDirty();
539    }
540}
541
542void Allocation::incRefs(const void *ptr, size_t ct, size_t startOff) const {
543    const uint8_t *p = static_cast<const uint8_t *>(ptr);
544    const Element *e = mType->getElement();
545    uint32_t stride = e->getSizeBytes();
546
547    p += stride * startOff;
548    while (ct > 0) {
549        e->incRefs(p);
550        ct --;
551        p += stride;
552    }
553}
554
555void Allocation::decRefs(const void *ptr, size_t ct, size_t startOff) const {
556    const uint8_t *p = static_cast<const uint8_t *>(ptr);
557    const Element *e = mType->getElement();
558    uint32_t stride = e->getSizeBytes();
559
560    p += stride * startOff;
561    while (ct > 0) {
562        e->decRefs(p);
563        ct --;
564        p += stride;
565    }
566}
567
568void Allocation::copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len) {
569}
570
571void Allocation::resize1D(Context *rsc, uint32_t dimX) {
572    Type *t = mType->cloneAndResize1D(rsc, dimX);
573
574    uint32_t oldDimX = mType->getDimX();
575    if (dimX == oldDimX) {
576        return;
577    }
578
579    if (dimX < oldDimX) {
580        decRefs(mPtr, oldDimX - dimX, dimX);
581    }
582    mPtr = realloc(mPtr, t->getSizeBytes());
583
584    if (dimX > oldDimX) {
585        const Element *e = mType->getElement();
586        uint32_t stride = e->getSizeBytes();
587        memset(((uint8_t *)mPtr) + stride * oldDimX, 0, stride * (dimX - oldDimX));
588    }
589    mType.set(t);
590}
591
592void Allocation::resize2D(Context *rsc, uint32_t dimX, uint32_t dimY) {
593    LOGE("not implemented");
594}
595
596/////////////////
597//
598
599
600namespace android {
601namespace renderscript {
602
603void rsi_AllocationUploadToTexture(Context *rsc, RsAllocation va, bool genmip, uint32_t baseMipLevel) {
604    Allocation *alloc = static_cast<Allocation *>(va);
605    alloc->deferedUploadToTexture(rsc);
606}
607
608void rsi_AllocationUploadToBufferObject(Context *rsc, RsAllocation va) {
609    Allocation *alloc = static_cast<Allocation *>(va);
610    alloc->deferedUploadToBufferObject(rsc);
611}
612
613static void mip565(const Adapter2D &out, const Adapter2D &in) {
614    uint32_t w = out.getDimX();
615    uint32_t h = out.getDimY();
616
617    for (uint32_t y=0; y < h; y++) {
618        uint16_t *oPtr = static_cast<uint16_t *>(out.getElement(0, y));
619        const uint16_t *i1 = static_cast<uint16_t *>(in.getElement(0, y*2));
620        const uint16_t *i2 = static_cast<uint16_t *>(in.getElement(0, y*2+1));
621
622        for (uint32_t x=0; x < w; x++) {
623            *oPtr = rsBoxFilter565(i1[0], i1[1], i2[0], i2[1]);
624            oPtr ++;
625            i1 += 2;
626            i2 += 2;
627        }
628    }
629}
630
631static void mip8888(const Adapter2D &out, const Adapter2D &in) {
632    uint32_t w = out.getDimX();
633    uint32_t h = out.getDimY();
634
635    for (uint32_t y=0; y < h; y++) {
636        uint32_t *oPtr = static_cast<uint32_t *>(out.getElement(0, y));
637        const uint32_t *i1 = static_cast<uint32_t *>(in.getElement(0, y*2));
638        const uint32_t *i2 = static_cast<uint32_t *>(in.getElement(0, y*2+1));
639
640        for (uint32_t x=0; x < w; x++) {
641            *oPtr = rsBoxFilter8888(i1[0], i1[1], i2[0], i2[1]);
642            oPtr ++;
643            i1 += 2;
644            i2 += 2;
645        }
646    }
647}
648
649static void mip8(const Adapter2D &out, const Adapter2D &in) {
650    uint32_t w = out.getDimX();
651    uint32_t h = out.getDimY();
652
653    for (uint32_t y=0; y < h; y++) {
654        uint8_t *oPtr = static_cast<uint8_t *>(out.getElement(0, y));
655        const uint8_t *i1 = static_cast<uint8_t *>(in.getElement(0, y*2));
656        const uint8_t *i2 = static_cast<uint8_t *>(in.getElement(0, y*2+1));
657
658        for (uint32_t x=0; x < w; x++) {
659            *oPtr = (uint8_t)(((uint32_t)i1[0] + i1[1] + i2[0] + i2[1]) * 0.25f);
660            oPtr ++;
661            i1 += 2;
662            i2 += 2;
663        }
664    }
665}
666
667static void mip(const Adapter2D &out, const Adapter2D &in) {
668    switch (out.getBaseType()->getElement()->getSizeBits()) {
669    case 32:
670        mip8888(out, in);
671        break;
672    case 16:
673        mip565(out, in);
674        break;
675    case 8:
676        mip8(out, in);
677        break;
678    }
679}
680
681#ifndef ANDROID_RS_BUILD_FOR_HOST
682
683void rsi_AllocationSyncAll(Context *rsc, RsAllocation va, RsAllocationUsageType src) {
684    Allocation *a = static_cast<Allocation *>(va);
685    a->syncAll(rsc, src);
686}
687
688void rsi_AllocationCopyFromBitmap(Context *rsc, RsAllocation va, const void *data, size_t dataLen) {
689    Allocation *texAlloc = static_cast<Allocation *>(va);
690    const Type * t = texAlloc->getType();
691
692    uint32_t w = t->getDimX();
693    uint32_t h = t->getDimY();
694    bool genMips = t->getDimLOD();
695    size_t s = w * h * t->getElementSizeBytes();
696    if (s != dataLen) {
697        rsc->setError(RS_ERROR_BAD_VALUE, "Bitmap size didn't match allocation size");
698        return;
699    }
700
701    if (texAlloc->getIsScript()) {
702        memcpy(texAlloc->getPtr(), data, s);
703        if (genMips) {
704            rsaAllocationGenerateScriptMips(rsc, texAlloc);
705        }
706    } else {
707        texAlloc->upload2DTexture(false, data);
708    }
709
710}
711
712void rsi_AllocationCopyToBitmap(Context *rsc, RsAllocation va, void *data, size_t dataLen) {
713    Allocation *texAlloc = static_cast<Allocation *>(va);
714    const Type * t = texAlloc->getType();
715
716    size_t s = t->getDimX() * t->getDimY() * t->getElementSizeBytes();
717    if (s != dataLen) {
718        rsc->setError(RS_ERROR_BAD_VALUE, "Bitmap size didn't match allocation size");
719        return;
720    }
721
722    memcpy(data, texAlloc->getPtr(), s);
723}
724
725void rsi_Allocation1DData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t lod,
726                          uint32_t count, const void *data, uint32_t sizeBytes) {
727    Allocation *a = static_cast<Allocation *>(va);
728    a->data(rsc, xoff, lod, count, data, sizeBytes);
729}
730
731void rsi_Allocation2DElementData(Context *rsc, RsAllocation va, uint32_t x, uint32_t y, uint32_t lod, RsAllocationCubemapFace face,
732                                 const void *data, uint32_t eoff, uint32_t sizeBytes) {
733    Allocation *a = static_cast<Allocation *>(va);
734    a->elementData(rsc, x, y, data, eoff, sizeBytes);
735}
736
737void rsi_Allocation1DElementData(Context *rsc, RsAllocation va, uint32_t x, uint32_t lod,
738                                 const void *data, uint32_t eoff, uint32_t sizeBytes) {
739    Allocation *a = static_cast<Allocation *>(va);
740    a->elementData(rsc, x, data, eoff, sizeBytes);
741}
742
743void rsi_Allocation2DData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
744                          uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes) {
745    Allocation *a = static_cast<Allocation *>(va);
746    a->data(rsc, xoff, yoff, lod, face, w, h, data, sizeBytes);
747}
748
749void rsi_AllocationRead(Context *rsc, RsAllocation va, void *data) {
750    Allocation *a = static_cast<Allocation *>(va);
751    a->read(data);
752}
753
754void rsi_AllocationResize1D(Context *rsc, RsAllocation va, uint32_t dimX) {
755    Allocation *a = static_cast<Allocation *>(va);
756    a->resize1D(rsc, dimX);
757}
758
759void rsi_AllocationResize2D(Context *rsc, RsAllocation va, uint32_t dimX, uint32_t dimY) {
760    Allocation *a = static_cast<Allocation *>(va);
761    a->resize2D(rsc, dimX, dimY);
762}
763
764#endif //ANDROID_RS_BUILD_FOR_HOST
765
766}
767}
768
769static void rsaAllocationGenerateScriptMips(RsContext con, RsAllocation va) {
770    Context *rsc = static_cast<Context *>(con);
771    Allocation *texAlloc = static_cast<Allocation *>(va);
772    uint32_t numFaces = texAlloc->getType()->getDimFaces() ? 6 : 1;
773    for (uint32_t face = 0; face < numFaces; face ++) {
774        Adapter2D adapt(rsc, texAlloc);
775        Adapter2D adapt2(rsc, texAlloc);
776        adapt.setFace(face);
777        adapt2.setFace(face);
778        for (uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) {
779            adapt.setLOD(lod);
780            adapt2.setLOD(lod + 1);
781            mip(adapt2, adapt);
782        }
783    }
784}
785
786const void * rsaAllocationGetType(RsContext con, RsAllocation va) {
787    Allocation *a = static_cast<Allocation *>(va);
788    a->getType()->incUserRef();
789
790    return a->getType();
791}
792
793RsAllocation rsaAllocationCreateTyped(RsContext con, RsType vtype,
794                                      RsAllocationMipmapControl mips,
795                                      uint32_t usages) {
796    Context *rsc = static_cast<Context *>(con);
797    Allocation * alloc = new Allocation(rsc, static_cast<Type *>(vtype), usages, mips);
798    alloc->incUserRef();
799    return alloc;
800}
801
802
803RsAllocation rsaAllocationCreateFromBitmap(RsContext con, RsType vtype,
804                                           RsAllocationMipmapControl mips,
805                                           const void *data, uint32_t usages) {
806    Context *rsc = static_cast<Context *>(con);
807    Type *t = static_cast<Type *>(vtype);
808
809    RsAllocation vTexAlloc = rsaAllocationCreateTyped(rsc, vtype, mips, usages);
810    Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc);
811    if (texAlloc == NULL) {
812        LOGE("Memory allocation failure");
813        return NULL;
814    }
815
816    memcpy(texAlloc->getPtr(), data, t->getDimX() * t->getDimY() * t->getElementSizeBytes());
817    if (mips == RS_ALLOCATION_MIPMAP_FULL) {
818        rsaAllocationGenerateScriptMips(rsc, texAlloc);
819    }
820
821    texAlloc->deferedUploadToTexture(rsc);
822    return texAlloc;
823}
824
825RsAllocation rsaAllocationCubeCreateFromBitmap(RsContext con, RsType vtype,
826                                               RsAllocationMipmapControl mips,
827                                               const void *data, uint32_t usages) {
828    Context *rsc = static_cast<Context *>(con);
829    Type *t = static_cast<Type *>(vtype);
830
831    // Cubemap allocation's faces should be Width by Width each.
832    // Source data should have 6 * Width by Width pixels
833    // Error checking is done in the java layer
834    RsAllocation vTexAlloc = rsaAllocationCreateTyped(rsc, t, mips, usages);
835    Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc);
836    if (texAlloc == NULL) {
837        LOGE("Memory allocation failure");
838        return NULL;
839    }
840
841    uint32_t faceSize = t->getDimX();
842    uint32_t strideBytes = faceSize * 6 * t->getElementSizeBytes();
843    uint32_t copySize = faceSize * t->getElementSizeBytes();
844
845    uint8_t *sourcePtr = (uint8_t*)data;
846    for (uint32_t face = 0; face < 6; face ++) {
847        Adapter2D faceAdapter(rsc, texAlloc);
848        faceAdapter.setFace(face);
849
850        for (uint32_t dI = 0; dI < faceSize; dI ++) {
851            memcpy(faceAdapter.getElement(0, dI), sourcePtr + strideBytes * dI, copySize);
852        }
853
854        // Move the data pointer to the next cube face
855        sourcePtr += copySize;
856    }
857
858    if (mips == RS_ALLOCATION_MIPMAP_FULL) {
859        rsaAllocationGenerateScriptMips(rsc, texAlloc);
860    }
861
862    texAlloc->deferedUploadToTexture(rsc);
863    return texAlloc;
864}
865