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      1 /*
      2  * Copyright (C) 2013 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 "rsContext.h"
     18 
     19 #if !defined(RS_SERVER) && !defined(RS_COMPATIBILITY_LIB)
     20 #include "system/graphics.h"
     21 #endif
     22 
     23 #ifdef RS_COMPATIBILITY_LIB
     24 #include "rsCompatibilityLib.h"
     25 #endif
     26 
     27 using namespace android;
     28 using namespace android::renderscript;
     29 
     30 Type::Type(Context *rsc) : ObjectBase(rsc) {
     31     memset(&mHal, 0, sizeof(mHal));
     32     mDimLOD = false;
     33 }
     34 
     35 void Type::preDestroy() const {
     36     for (uint32_t ct = 0; ct < mRSC->mStateType.mTypes.size(); ct++) {
     37         if (mRSC->mStateType.mTypes[ct] == this) {
     38             mRSC->mStateType.mTypes.removeAt(ct);
     39             break;
     40         }
     41     }
     42 }
     43 
     44 Type::~Type() {
     45     clear();
     46 }
     47 
     48 void Type::operator delete(void* ptr) {
     49     if (ptr) {
     50         Type *t = (Type*) ptr;
     51         t->getContext()->mHal.funcs.freeRuntimeMem(ptr);
     52     }
     53 }
     54 
     55 void Type::clear() {
     56     if (mHal.state.lodCount) {
     57         delete [] mHal.state.lodDimX;
     58         delete [] mHal.state.lodDimY;
     59         delete [] mHal.state.lodDimZ;
     60     }
     61     if (mHal.state.arrayCount > 0) {
     62         delete [] mHal.state.arrays;
     63     }
     64     mElement.clear();
     65     memset(&mHal, 0, sizeof(mHal));
     66 }
     67 
     68 TypeState::TypeState() {
     69 }
     70 
     71 TypeState::~TypeState() {
     72     rsAssert(!mTypes.size());
     73 }
     74 
     75 void Type::compute() {
     76     uint32_t oldLODCount = mHal.state.lodCount;
     77     if (mDimLOD) {
     78         uint32_t l2x = rsFindHighBit(mHal.state.dimX) + 1;
     79         uint32_t l2y = rsFindHighBit(mHal.state.dimY) + 1;
     80         uint32_t l2z = rsFindHighBit(mHal.state.dimZ) + 1;
     81 
     82         mHal.state.lodCount = rsMax(l2x, l2y);
     83         mHal.state.lodCount = rsMax(mHal.state.lodCount, l2z);
     84     } else {
     85         if (mHal.state.dimYuv) {
     86             mHal.state.lodCount = 3;
     87         } else {
     88             mHal.state.lodCount = 1;
     89         }
     90     }
     91     if (mHal.state.lodCount != oldLODCount) {
     92         if (oldLODCount) {
     93             delete [] mHal.state.lodDimX;
     94             delete [] mHal.state.lodDimY;
     95             delete [] mHal.state.lodDimZ;
     96         }
     97         mHal.state.lodDimX = new uint32_t[mHal.state.lodCount];
     98         mHal.state.lodDimY = new uint32_t[mHal.state.lodCount];
     99         mHal.state.lodDimZ = new uint32_t[mHal.state.lodCount];
    100     }
    101 
    102     uint32_t tx = mHal.state.dimX;
    103     uint32_t ty = mHal.state.dimY;
    104     uint32_t tz = mHal.state.dimZ;
    105     mCellCount = 0;
    106     if (!mHal.state.dimYuv) {
    107         for (uint32_t lod=0; lod < mHal.state.lodCount; lod++) {
    108             mHal.state.lodDimX[lod] = tx;
    109             mHal.state.lodDimY[lod] = ty;
    110             mHal.state.lodDimZ[lod]  = tz;
    111             mCellCount += tx * rsMax(ty, 1u) * rsMax(tz, 1u);
    112             if (tx > 1) tx >>= 1;
    113             if (ty > 1) ty >>= 1;
    114             if (tz > 1) tz >>= 1;
    115         }
    116     }
    117 
    118     if (mHal.state.faces) {
    119         mCellCount *= 6;
    120     }
    121 #ifndef RS_SERVER
    122     // YUV only supports basic 2d
    123     // so we can stash the plane pointers in the mipmap levels.
    124     if (mHal.state.dimYuv) {
    125         mHal.state.lodDimX[1] = mHal.state.lodDimX[0] / 2;
    126         mHal.state.lodDimY[1] = mHal.state.lodDimY[0] / 2;
    127         mHal.state.lodDimX[2] = mHal.state.lodDimX[0] / 2;
    128         mHal.state.lodDimY[2] = mHal.state.lodDimY[0] / 2;
    129         mCellCount += mHal.state.lodDimX[0] * mHal.state.lodDimY[0];
    130         mCellCount += mHal.state.lodDimX[1] * mHal.state.lodDimY[1];
    131         mCellCount += mHal.state.lodDimX[2] * mHal.state.lodDimY[2];
    132 
    133         switch(mHal.state.dimYuv) {
    134         case HAL_PIXEL_FORMAT_YV12:
    135             break;
    136         case HAL_PIXEL_FORMAT_YCrCb_420_SP:  // NV21
    137             mHal.state.lodDimX[1] = mHal.state.lodDimX[0];
    138             break;
    139 #ifndef RS_COMPATIBILITY_LIB
    140         case HAL_PIXEL_FORMAT_YCbCr_420_888:
    141             break;
    142 #endif
    143         default:
    144             rsAssert(0);
    145         }
    146     }
    147 #endif
    148     mHal.state.element = mElement.get();
    149 }
    150 
    151 void Type::dumpLOGV(const char *prefix) const {
    152     char buf[1024];
    153     ObjectBase::dumpLOGV(prefix);
    154     ALOGV("%s   Type: x=%u y=%u z=%u mip=%i face=%i", prefix,
    155                                                       mHal.state.dimX,
    156                                                       mHal.state.dimY,
    157                                                       mHal.state.dimZ,
    158                                                       mHal.state.lodCount,
    159                                                       mHal.state.faces);
    160     snprintf(buf, sizeof(buf), "%s element: ", prefix);
    161     mElement->dumpLOGV(buf);
    162 }
    163 
    164 void Type::serialize(Context *rsc, OStream *stream) const {
    165     // Need to identify ourselves
    166     stream->addU32((uint32_t)getClassId());
    167     stream->addString(getName());
    168 
    169     mElement->serialize(rsc, stream);
    170 
    171     stream->addU32(mHal.state.dimX);
    172     stream->addU32(mHal.state.dimY);
    173     stream->addU32(mHal.state.dimZ);
    174 
    175     stream->addU8((uint8_t)(mHal.state.lodCount ? 1 : 0));
    176     stream->addU8((uint8_t)(mHal.state.faces ? 1 : 0));
    177 }
    178 
    179 Type *Type::createFromStream(Context *rsc, IStream *stream) {
    180     // First make sure we are reading the correct object
    181     RsA3DClassID classID = (RsA3DClassID)stream->loadU32();
    182     if (classID != RS_A3D_CLASS_ID_TYPE) {
    183         ALOGE("type loading skipped due to invalid class id\n");
    184         return nullptr;
    185     }
    186 
    187     const char *name = stream->loadString();
    188 
    189     Element *elem = Element::createFromStream(rsc, stream);
    190     if (!elem) {
    191         return nullptr;
    192     }
    193 
    194     RsTypeCreateParams p;
    195     memset(&p, 0, sizeof(p));
    196     p.dimX = stream->loadU32();
    197     p.dimY = stream->loadU32();
    198     p.dimZ = stream->loadU32();
    199     p.mipmaps = stream->loadU8();
    200     p.faces = stream->loadU8();
    201     Type *type = Type::getType(rsc, elem, &p, sizeof(p));
    202     elem->decUserRef();
    203 
    204     delete [] name;
    205     return type;
    206 }
    207 
    208 bool Type::getIsNp2() const {
    209     uint32_t x = getDimX();
    210     uint32_t y = getDimY();
    211     uint32_t z = getDimZ();
    212 
    213     if (x && (x & (x-1))) {
    214         return true;
    215     }
    216     if (y && (y & (y-1))) {
    217         return true;
    218     }
    219     if (z && (z & (z-1))) {
    220         return true;
    221     }
    222     return false;
    223 }
    224 
    225 ObjectBaseRef<Type> Type::getTypeRef(Context *rsc, const Element *e,
    226                                      const RsTypeCreateParams *params, size_t len) {
    227     ObjectBaseRef<Type> returnRef;
    228 
    229     TypeState * stc = &rsc->mStateType;
    230 
    231     ObjectBase::asyncLock();
    232     for (uint32_t ct=0; ct < stc->mTypes.size(); ct++) {
    233         Type *t = stc->mTypes[ct];
    234         if (t->getElement() != e) continue;
    235         if (t->getDimX() != params->dimX) continue;
    236         if (t->getDimY() != params->dimY) continue;
    237         if (t->getDimZ() != params->dimZ) continue;
    238         if (t->getDimLOD() != params->mipmaps) continue;
    239         if (t->getDimFaces() != params->faces) continue;
    240         if (t->getDimYuv() != params->yuv) continue;
    241         if (t->getArray(0) != params->array0) continue;
    242         if (t->getArray(1) != params->array1) continue;
    243         if (t->getArray(2) != params->array2) continue;
    244         if (t->getArray(3) != params->array3) continue;
    245         returnRef.set(t);
    246         ObjectBase::asyncUnlock();
    247         return returnRef;
    248     }
    249     ObjectBase::asyncUnlock();
    250 
    251     // Type objects must use allocator specified by the driver
    252     void* allocMem = rsc->mHal.funcs.allocRuntimeMem(sizeof(Type), 0);
    253     if (!allocMem) {
    254         rsc->setError(RS_ERROR_FATAL_DRIVER, "Couldn't allocate memory for Type");
    255         return nullptr;
    256     }
    257 
    258     Type *nt = new (allocMem) Type(rsc);
    259 
    260 #ifdef RS_FIND_OFFSETS
    261     ALOGE("pointer for type: %p", nt);
    262     ALOGE("pointer for type.drv: %p", &nt->mHal.drv);
    263 #endif
    264 
    265     nt->mDimLOD = params->mipmaps;
    266     returnRef.set(nt);
    267     nt->mElement.set(e);
    268     nt->mHal.state.dimX = params->dimX;
    269     nt->mHal.state.dimY = params->dimY;
    270     nt->mHal.state.dimZ = params->dimZ;
    271     nt->mHal.state.faces = params->faces;
    272     nt->mHal.state.dimYuv = params->yuv;
    273 
    274     nt->mHal.state.arrayCount = 0;
    275     if (params->array0 > 0) nt->mHal.state.arrayCount ++;
    276     if (params->array1 > 0) nt->mHal.state.arrayCount ++;
    277     if (params->array2 > 0) nt->mHal.state.arrayCount ++;
    278     if (params->array3 > 0) nt->mHal.state.arrayCount ++;
    279     if (nt->mHal.state.arrayCount > 0) {
    280         nt->mHal.state.arrays = new uint32_t[nt->mHal.state.arrayCount];
    281         if (params->array0 > 0) nt->mHal.state.arrays[0] = params->array0;
    282         if (params->array1 > 1) nt->mHal.state.arrays[1] = params->array1;
    283         if (params->array2 > 2) nt->mHal.state.arrays[2] = params->array2;
    284         if (params->array3 > 3) nt->mHal.state.arrays[3] = params->array3;
    285     }
    286 
    287     nt->compute();
    288 
    289     ObjectBase::asyncLock();
    290     stc->mTypes.push(nt);
    291     ObjectBase::asyncUnlock();
    292 
    293     return returnRef;
    294 }
    295 
    296 ObjectBaseRef<Type> Type::cloneAndResize1D(Context *rsc, uint32_t dimX) const {
    297     RsTypeCreateParams p;
    298     memset(&p, 0, sizeof(p));
    299     p.dimX = dimX;
    300     p.dimY = getDimY();
    301     p.dimZ = getDimZ();
    302     p.mipmaps = getDimLOD();
    303     return getTypeRef(rsc, mElement.get(), &p, sizeof(p));
    304 }
    305 
    306 ObjectBaseRef<Type> Type::cloneAndResize2D(Context *rsc,
    307                               uint32_t dimX,
    308                               uint32_t dimY) const {
    309     RsTypeCreateParams p;
    310     memset(&p, 0, sizeof(p));
    311     p.dimX = dimX;
    312     p.dimY = dimY;
    313     p.dimZ = getDimZ();
    314     p.mipmaps = getDimLOD();
    315     p.faces = getDimFaces();
    316     p.yuv = getDimYuv();
    317     return getTypeRef(rsc, mElement.get(), &p, sizeof(p));
    318 }
    319 
    320 
    321 void Type::incRefs(const void *ptr, size_t ct, size_t startOff) const {
    322     const uint8_t *p = static_cast<const uint8_t *>(ptr);
    323     const Element *e = mHal.state.element;
    324     uint32_t stride = e->getSizeBytes();
    325 
    326     p += stride * startOff;
    327     while (ct > 0) {
    328         e->incRefs(p);
    329         ct--;
    330         p += stride;
    331     }
    332 }
    333 
    334 
    335 void Type::decRefs(const void *ptr, size_t ct, size_t startOff) const {
    336     if (!mHal.state.element->getHasReferences()) {
    337         return;
    338     }
    339     const uint8_t *p = static_cast<const uint8_t *>(ptr);
    340     const Element *e = mHal.state.element;
    341     uint32_t stride = e->getSizeBytes();
    342 
    343     p += stride * startOff;
    344     while (ct > 0) {
    345         e->decRefs(p);
    346         ct--;
    347         p += stride;
    348     }
    349 }
    350 
    351 void Type::callUpdateCacheObject(const Context *rsc, void *dstObj) const {
    352     if (rsc->mHal.funcs.type.updateCachedObject != nullptr) {
    353         rsc->mHal.funcs.type.updateCachedObject(rsc, this, (rs_type *)dstObj);
    354     } else {
    355         *((const void **)dstObj) = this;
    356     }
    357 }
    358 
    359 //////////////////////////////////////////////////
    360 //
    361 namespace android {
    362 namespace renderscript {
    363 
    364 RsType rsi_TypeCreate(Context *rsc, RsElement _e, uint32_t dimX,
    365                      uint32_t dimY, uint32_t dimZ, bool mipmaps, bool faces, uint32_t yuv) {
    366     Element *e = static_cast<Element *>(_e);
    367 
    368     RsTypeCreateParams p;
    369     memset(&p, 0, sizeof(p));
    370     p.dimX = dimX;
    371     p.dimY = dimY;
    372     p.dimZ = dimZ;
    373     p.mipmaps = mipmaps;
    374     p.faces = faces;
    375     p.yuv = yuv;
    376     return Type::getType(rsc, e, &p, sizeof(p));
    377 }
    378 
    379 RsType rsi_TypeCreate2(Context *rsc, const RsTypeCreateParams *p, size_t len) {
    380     Element *e = static_cast<Element *>(p->e);
    381     return Type::getType(rsc, e, p, len);
    382 }
    383 
    384 }
    385 }
    386 
    387 extern "C" void rsaTypeGetNativeData(RsContext con, RsType type, uintptr_t *typeData, uint32_t typeDataSize) {
    388     rsAssert(typeDataSize == 6);
    389     // Pack the data in the follofing way mHal.state.dimX; mHal.state.dimY; mHal.state.dimZ;
    390     // mHal.state.lodCount; mHal.state.faces; mElement; into typeData
    391     Type *t = static_cast<Type *>(type);
    392 
    393     (*typeData++) = t->getDimX();
    394     (*typeData++) = t->getDimY();
    395     (*typeData++) = t->getDimZ();
    396     (*typeData++) = t->getDimLOD() ? 1 : 0;
    397     (*typeData++) = t->getDimFaces() ? 1 : 0;
    398     (*typeData++) = (uintptr_t)t->getElement();
    399     t->getElement()->incUserRef();
    400 }
    401