libs/rs/rsAllocation.cpp - platform/frameworks/base - Gitiles

 /*
  * Copyright (C) 2009 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 #include "rsContext.h"
 #include "rs_hal.h"


 using namespace android;
 using namespace android::renderscript;

 Allocation::Allocation(Context *rsc, const Type *type, uint32_t usages,
                        RsAllocationMipmapControl mc)
     : ObjectBase(rsc) {

     memset(&mHal, 0, sizeof(mHal));
     mHal.state.mipmapControl = RS_ALLOCATION_MIPMAP_NONE;
     mHal.state.usageFlags = usages;
     mHal.state.mipmapControl = mc;

     mHal.state.type.set(type);
     updateCache();
 }

 Allocation * Allocation::createAllocation(Context *rsc, const Type *type, uint32_t usages,
                               RsAllocationMipmapControl mc) {
     Allocation *a = new Allocation(rsc, type, usages, mc);

     if (!rsc->mHal.funcs.allocation.init(rsc, a, type->getElement()->getHasReferences())) {
         rsc->setError(RS_ERROR_FATAL_DRIVER, "Allocation::Allocation, alloc failure");
         delete a;
         return NULL;
     }
     return a;
 }

 void Allocation::updateCache() {
     const Type *type = mHal.state.type.get();
     mHal.state.dimensionX = type->getDimX();
     mHal.state.dimensionY = type->getDimY();
     mHal.state.dimensionZ = type->getDimZ();
     mHal.state.hasFaces = type->getDimFaces();
     mHal.state.hasMipmaps = type->getDimLOD();
     mHal.state.elementSizeBytes = type->getElementSizeBytes();
     mHal.state.hasReferences = mHal.state.type->getElement()->getHasReferences();
 }

 Allocation::~Allocation() {
     freeChildrenUnlocked();
     mRSC->mHal.funcs.allocation.destroy(mRSC, this);
 }

 void Allocation::syncAll(Context *rsc, RsAllocationUsageType src) {
     rsc->mHal.funcs.allocation.syncAll(rsc, this, src);
 }

 void Allocation::read(void *data) {
     memcpy(data, getPtr(), mHal.state.type->getSizeBytes());
 }

 void Allocation::data(Context *rsc, uint32_t xoff, uint32_t lod,
                          uint32_t count, const void *data, uint32_t sizeBytes) {
     const uint32_t eSize = mHal.state.type->getElementSizeBytes();

     if ((count * eSize) != sizeBytes) {
         LOGE("Allocation::subData called with mismatched size expected %i, got %i",
              (count * eSize), sizeBytes);
         mHal.state.type->dumpLOGV("type info");
         return;
     }

     rsc->mHal.funcs.allocation.data1D(rsc, this, xoff, lod, count, data, sizeBytes);
     sendDirty(rsc);
 }

 void Allocation::data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
              uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes) {
     const uint32_t eSize = mHal.state.elementSizeBytes;
     const uint32_t lineSize = eSize * w;

     //LOGE("data2d %p,  %i %i %i %i %i %i %p %i", this, xoff, yoff, lod, face, w, h, data, sizeBytes);

     if ((lineSize * h) != sizeBytes) {
         LOGE("Allocation size mismatch, expected %i, got %i", (lineSize * h), sizeBytes);
         rsAssert(!"Allocation::subData called with mismatched size");
         return;
     }

     rsc->mHal.funcs.allocation.data2D(rsc, this, xoff, yoff, lod, face, w, h, data, sizeBytes);
     sendDirty(rsc);
 }

 void Allocation::data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff,
                       uint32_t lod, RsAllocationCubemapFace face,
                       uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes) {
 }

 void Allocation::elementData(Context *rsc, uint32_t x, const void *data,
                                 uint32_t cIdx, uint32_t sizeBytes) {
     uint32_t eSize = mHal.state.elementSizeBytes;

     if (cIdx >= mHal.state.type->getElement()->getFieldCount()) {
         LOGE("Error Allocation::subElementData component %i out of range.", cIdx);
         rsc->setError(RS_ERROR_BAD_VALUE, "subElementData component out of range.");
         return;
     }

     if (x >= mHal.state.dimensionX) {
         LOGE("Error Allocation::subElementData X offset %i out of range.", x);
         rsc->setError(RS_ERROR_BAD_VALUE, "subElementData X offset out of range.");
         return;
     }

     const Element * e = mHal.state.type->getElement()->getField(cIdx);
     if (sizeBytes != e->getSizeBytes()) {
         LOGE("Error Allocation::subElementData data size %i does not match field size %zu.", sizeBytes, e->getSizeBytes());
         rsc->setError(RS_ERROR_BAD_VALUE, "subElementData bad size.");
         return;
     }

     rsc->mHal.funcs.allocation.elementData1D(rsc, this, x, data, cIdx, sizeBytes);
     sendDirty(rsc);
 }

 void Allocation::elementData(Context *rsc, uint32_t x, uint32_t y,
                                 const void *data, uint32_t cIdx, uint32_t sizeBytes) {
     uint32_t eSize = mHal.state.elementSizeBytes;

     if (x >= mHal.state.dimensionX) {
         LOGE("Error Allocation::subElementData X offset %i out of range.", x);
         rsc->setError(RS_ERROR_BAD_VALUE, "subElementData X offset out of range.");
         return;
     }

     if (y >= mHal.state.dimensionY) {
         LOGE("Error Allocation::subElementData X offset %i out of range.", x);
         rsc->setError(RS_ERROR_BAD_VALUE, "subElementData X offset out of range.");
         return;
     }

     if (cIdx >= mHal.state.type->getElement()->getFieldCount()) {
         LOGE("Error Allocation::subElementData component %i out of range.", cIdx);
         rsc->setError(RS_ERROR_BAD_VALUE, "subElementData component out of range.");
         return;
     }

     const Element * e = mHal.state.type->getElement()->getField(cIdx);

     if (sizeBytes != e->getSizeBytes()) {
         LOGE("Error Allocation::subElementData data size %i does not match field size %zu.", sizeBytes, e->getSizeBytes());
         rsc->setError(RS_ERROR_BAD_VALUE, "subElementData bad size.");
         return;
     }

     rsc->mHal.funcs.allocation.elementData2D(rsc, this, x, y, data, cIdx, sizeBytes);
     sendDirty(rsc);
 }

 void Allocation::addProgramToDirty(const Program *p) {
     mToDirtyList.push(p);
 }

 void Allocation::removeProgramToDirty(const Program *p) {
     for (size_t ct=0; ct < mToDirtyList.size(); ct++) {
         if (mToDirtyList[ct] == p) {
             mToDirtyList.removeAt(ct);
             return;
         }
     }
     rsAssert(0);
 }

 void Allocation::dumpLOGV(const char *prefix) const {
     ObjectBase::dumpLOGV(prefix);

     String8 s(prefix);
     s.append(" type ");
     if (mHal.state.type.get()) {
         mHal.state.type->dumpLOGV(s.string());
     }

     LOGV("%s allocation ptr=%p  mUsageFlags=0x04%x, mMipmapControl=0x%04x",
          prefix, getPtr(), mHal.state.usageFlags, mHal.state.mipmapControl);
 }

 void Allocation::serialize(OStream *stream) const {
     // Need to identify ourselves
     stream->addU32((uint32_t)getClassId());

     String8 name(getName());
     stream->addString(&name);

     // First thing we need to serialize is the type object since it will be needed
     // to initialize the class
     mHal.state.type->serialize(stream);

     uint32_t dataSize = mHal.state.type->getSizeBytes();
     // Write how much data we are storing
     stream->addU32(dataSize);
     // Now write the data
     stream->addByteArray(getPtr(), dataSize);
 }

 Allocation *Allocation::createFromStream(Context *rsc, IStream *stream) {
     // First make sure we are reading the correct object
     RsA3DClassID classID = (RsA3DClassID)stream->loadU32();
     if (classID != RS_A3D_CLASS_ID_ALLOCATION) {
         LOGE("allocation loading skipped due to invalid class id\n");
         return NULL;
     }

     String8 name;
     stream->loadString(&name);

     Type *type = Type::createFromStream(rsc, stream);
     if (!type) {
         return NULL;
     }
     type->compute();

     // Number of bytes we wrote out for this allocation
     uint32_t dataSize = stream->loadU32();
     if (dataSize != type->getSizeBytes()) {
         LOGE("failed to read allocation because numbytes written is not the same loaded type wants\n");
         ObjectBase::checkDelete(type);
         return NULL;
     }

     Allocation *alloc = Allocation::createAllocation(rsc, type, RS_ALLOCATION_USAGE_SCRIPT);
     alloc->setName(name.string(), name.size());
     type->decUserRef();

     uint32_t count = dataSize / type->getElementSizeBytes();

     // Read in all of our allocation data
     alloc->data(rsc, 0, 0, count, stream->getPtr() + stream->getPos(), dataSize);
     stream->reset(stream->getPos() + dataSize);

     return alloc;
 }

 void Allocation::sendDirty(const Context *rsc) const {
     for (size_t ct=0; ct < mToDirtyList.size(); ct++) {
         mToDirtyList[ct]->forceDirty();
     }
     mRSC->mHal.funcs.allocation.markDirty(rsc, this);
 }

 void Allocation::incRefs(const void *ptr, size_t ct, size_t startOff) const {
     const uint8_t *p = static_cast<const uint8_t *>(ptr);
     const Element *e = mHal.state.type->getElement();
     uint32_t stride = e->getSizeBytes();

     p += stride * startOff;
     while (ct > 0) {
         e->incRefs(p);
         ct --;
         p += stride;
     }
 }

 void Allocation::decRefs(const void *ptr, size_t ct, size_t startOff) const {
     if (!mHal.state.hasReferences || !getIsScript()) {
         return;
     }
     const uint8_t *p = static_cast<const uint8_t *>(ptr);
     const Element *e = mHal.state.type->getElement();
     uint32_t stride = e->getSizeBytes();

     p += stride * startOff;
     while (ct > 0) {
         e->decRefs(p);
         ct --;
         p += stride;
     }
 }

 void Allocation::freeChildrenUnlocked () {
     decRefs(getPtr(), mHal.state.type->getSizeBytes() / mHal.state.type->getElementSizeBytes(), 0);
 }

 bool Allocation::freeChildren() {
     if (mHal.state.hasReferences) {
         incSysRef();
         freeChildrenUnlocked();
         return decSysRef();
     }
     return false;
 }

 void Allocation::copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len) {
 }

 void Allocation::resize1D(Context *rsc, uint32_t dimX) {
     uint32_t oldDimX = mHal.state.dimensionX;
     if (dimX == oldDimX) {
         return;
     }

     ObjectBaseRef<Type> t = mHal.state.type->cloneAndResize1D(rsc, dimX);
     if (dimX < oldDimX) {
         decRefs(getPtr(), oldDimX - dimX, dimX);
     }
     rsc->mHal.funcs.allocation.resize(rsc, this, t.get(), mHal.state.hasReferences);
     mHal.state.type.set(t.get());
     updateCache();
 }

 void Allocation::resize2D(Context *rsc, uint32_t dimX, uint32_t dimY) {
     LOGE("not implemented");
 }

 /////////////////
 //

 namespace android {
 namespace renderscript {

 static void AllocationGenerateScriptMips(RsContext con, RsAllocation va);

 static void mip565(const Adapter2D &out, const Adapter2D &in) {
     uint32_t w = out.getDimX();
     uint32_t h = out.getDimY();

     for (uint32_t y=0; y < h; y++) {
         uint16_t *oPtr = static_cast<uint16_t *>(out.getElement(0, y));
         const uint16_t *i1 = static_cast<uint16_t *>(in.getElement(0, y*2));
         const uint16_t *i2 = static_cast<uint16_t *>(in.getElement(0, y*2+1));

         for (uint32_t x=0; x < w; x++) {
             *oPtr = rsBoxFilter565(i1[0], i1[1], i2[0], i2[1]);
             oPtr ++;
             i1 += 2;
             i2 += 2;
         }
     }
 }

 static void mip8888(const Adapter2D &out, const Adapter2D &in) {
     uint32_t w = out.getDimX();
     uint32_t h = out.getDimY();

     for (uint32_t y=0; y < h; y++) {
         uint32_t *oPtr = static_cast<uint32_t *>(out.getElement(0, y));
         const uint32_t *i1 = static_cast<uint32_t *>(in.getElement(0, y*2));
         const uint32_t *i2 = static_cast<uint32_t *>(in.getElement(0, y*2+1));

         for (uint32_t x=0; x < w; x++) {
             *oPtr = rsBoxFilter8888(i1[0], i1[1], i2[0], i2[1]);
             oPtr ++;
             i1 += 2;
             i2 += 2;
         }
     }
 }

 static void mip8(const Adapter2D &out, const Adapter2D &in) {
     uint32_t w = out.getDimX();
     uint32_t h = out.getDimY();

     for (uint32_t y=0; y < h; y++) {
         uint8_t *oPtr = static_cast<uint8_t *>(out.getElement(0, y));
         const uint8_t *i1 = static_cast<uint8_t *>(in.getElement(0, y*2));
         const uint8_t *i2 = static_cast<uint8_t *>(in.getElement(0, y*2+1));

         for (uint32_t x=0; x < w; x++) {
             *oPtr = (uint8_t)(((uint32_t)i1[0] + i1[1] + i2[0] + i2[1]) * 0.25f);
             oPtr ++;
             i1 += 2;
             i2 += 2;
         }
     }
 }

 static void mip(const Adapter2D &out, const Adapter2D &in) {
     switch (out.getBaseType()->getElement()->getSizeBits()) {
     case 32:
         mip8888(out, in);
         break;
     case 16:
         mip565(out, in);
         break;
     case 8:
         mip8(out, in);
         break;
     }
 }

 void rsi_AllocationSyncAll(Context *rsc, RsAllocation va, RsAllocationUsageType src) {
     Allocation *a = static_cast<Allocation *>(va);
     a->sendDirty(rsc);
     a->syncAll(rsc, src);
 }

 void rsi_AllocationGenerateMipmaps(Context *rsc, RsAllocation va) {
     Allocation *texAlloc = static_cast<Allocation *>(va);
     AllocationGenerateScriptMips(rsc, texAlloc);
 }

 void rsi_AllocationCopyToBitmap(Context *rsc, RsAllocation va, void *data, size_t dataLen) {
     Allocation *texAlloc = static_cast<Allocation *>(va);
     const Type * t = texAlloc->getType();

     size_t s = t->getDimX() * t->getDimY() * t->getElementSizeBytes();
     if (s != dataLen) {
         rsc->setError(RS_ERROR_BAD_VALUE, "Bitmap size didn't match allocation size");
         return;
     }

     memcpy(data, texAlloc->getPtr(), s);
 }

 void rsi_Allocation1DData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t lod,
                           uint32_t count, const void *data, size_t sizeBytes) {
     Allocation *a = static_cast<Allocation *>(va);
     a->data(rsc, xoff, lod, count, data, sizeBytes);
 }

 void rsi_Allocation2DElementData(Context *rsc, RsAllocation va, uint32_t x, uint32_t y, uint32_t lod, RsAllocationCubemapFace face,
                                  const void *data, size_t eoff, uint32_t sizeBytes) { // TODO: this seems wrong, eoff and sizeBytes may be swapped
     Allocation *a = static_cast<Allocation *>(va);
     a->elementData(rsc, x, y, data, eoff, sizeBytes);
 }

 void rsi_Allocation1DElementData(Context *rsc, RsAllocation va, uint32_t x, uint32_t lod,
                                  const void *data, size_t eoff, uint32_t sizeBytes) { // TODO: this seems wrong, eoff and sizeBytes may be swapped
     Allocation *a = static_cast<Allocation *>(va);
     a->elementData(rsc, x, data, eoff, sizeBytes);
 }

 void rsi_Allocation2DData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
                           uint32_t w, uint32_t h, const void *data, size_t sizeBytes) {
     Allocation *a = static_cast<Allocation *>(va);
     a->data(rsc, xoff, yoff, lod, face, w, h, data, sizeBytes);
 }

 void rsi_AllocationRead(Context *rsc, RsAllocation va, void *data, size_t data_length) {
     Allocation *a = static_cast<Allocation *>(va);
     a->read(data);
 }

 void rsi_AllocationResize1D(Context *rsc, RsAllocation va, uint32_t dimX) {
     Allocation *a = static_cast<Allocation *>(va);
     a->resize1D(rsc, dimX);
 }

 void rsi_AllocationResize2D(Context *rsc, RsAllocation va, uint32_t dimX, uint32_t dimY) {
     Allocation *a = static_cast<Allocation *>(va);
     a->resize2D(rsc, dimX, dimY);
 }

 static void AllocationGenerateScriptMips(RsContext con, RsAllocation va) {
     Context *rsc = static_cast<Context *>(con);
     Allocation *texAlloc = static_cast<Allocation *>(va);
     uint32_t numFaces = texAlloc->getType()->getDimFaces() ? 6 : 1;
     for (uint32_t face = 0; face < numFaces; face ++) {
         Adapter2D adapt(rsc, texAlloc);
         Adapter2D adapt2(rsc, texAlloc);
         adapt.setFace(face);
         adapt2.setFace(face);
         for (uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) {
             adapt.setLOD(lod);
             adapt2.setLOD(lod + 1);
             mip(adapt2, adapt);
         }
     }
 }

 RsAllocation rsi_AllocationCreateTyped(Context *rsc, RsType vtype,
                                        RsAllocationMipmapControl mips,
                                        uint32_t usages) {
     Allocation * alloc = Allocation::createAllocation(rsc, static_cast<Type *>(vtype), usages, mips);
     if (!alloc) {
         return NULL;
     }
     alloc->incUserRef();
     return alloc;
 }

 RsAllocation rsi_AllocationCreateFromBitmap(Context *rsc, RsType vtype,
                                             RsAllocationMipmapControl mips,
                                             const void *data, size_t data_length, uint32_t usages) {
     Type *t = static_cast<Type *>(vtype);

     RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, vtype, mips, usages);
     Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc);
     if (texAlloc == NULL) {
         LOGE("Memory allocation failure");
         return NULL;
     }

     memcpy(texAlloc->getPtr(), data, t->getDimX() * t->getDimY() * t->getElementSizeBytes());
     if (mips == RS_ALLOCATION_MIPMAP_FULL) {
         AllocationGenerateScriptMips(rsc, texAlloc);
     }

     texAlloc->sendDirty(rsc);
     return texAlloc;
 }

 RsAllocation rsi_AllocationCubeCreateFromBitmap(Context *rsc, RsType vtype,
                                                 RsAllocationMipmapControl mips,
                                                 const void *data, size_t data_length, uint32_t usages) {
     Type *t = static_cast<Type *>(vtype);

     // Cubemap allocation's faces should be Width by Width each.
     // Source data should have 6 * Width by Width pixels
     // Error checking is done in the java layer
     RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, vtype, mips, usages);
     Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc);
     if (texAlloc == NULL) {
         LOGE("Memory allocation failure");
         return NULL;
     }

     uint32_t faceSize = t->getDimX();
     uint32_t strideBytes = faceSize * 6 * t->getElementSizeBytes();
     uint32_t copySize = faceSize * t->getElementSizeBytes();

     uint8_t *sourcePtr = (uint8_t*)data;
     for (uint32_t face = 0; face < 6; face ++) {
         Adapter2D faceAdapter(rsc, texAlloc);
         faceAdapter.setFace(face);

         for (uint32_t dI = 0; dI < faceSize; dI ++) {
             memcpy(faceAdapter.getElement(0, dI), sourcePtr + strideBytes * dI, copySize);
         }

         // Move the data pointer to the next cube face
         sourcePtr += copySize;
     }

     if (mips == RS_ALLOCATION_MIPMAP_FULL) {
         AllocationGenerateScriptMips(rsc, texAlloc);
     }

     texAlloc->sendDirty(rsc);
     return texAlloc;
 }

 void rsi_AllocationCopy2DRange(Context *rsc,
                                RsAllocation dstAlloc,
                                uint32_t dstXoff, uint32_t dstYoff,
                                uint32_t dstMip, uint32_t dstFace,
                                uint32_t width, uint32_t height,
                                RsAllocation srcAlloc,
                                uint32_t srcXoff, uint32_t srcYoff,
                                uint32_t srcMip, uint32_t srcFace) {
     Allocation *dst = static_cast<Allocation *>(dstAlloc);
     Allocation *src= static_cast<Allocation *>(srcAlloc);
     rsc->mHal.funcs.allocation.allocData2D(rsc, dst, dstXoff, dstYoff, dstMip,
                                            (RsAllocationCubemapFace)dstFace,
                                            width, height,
                                            src, srcXoff, srcYoff,srcMip,
                                            (RsAllocationCubemapFace)srcFace);
 }

 }
 }

 const void * rsaAllocationGetType(RsContext con, RsAllocation va) {
     Allocation *a = static_cast<Allocation *>(va);
     a->getType()->incUserRef();

     return a->getType();
 }
	/*
	* Copyright (C) 2009 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	#include "rsContext.h"
	#include "rs_hal.h"


	using namespace android;
	using namespace android::renderscript;

	Allocation::Allocation(Context rsc, const Type type, uint32_t usages,
	RsAllocationMipmapControl mc)
	: ObjectBase(rsc) {

	memset(&mHal, 0, sizeof(mHal));
	mHal.state.mipmapControl = RS_ALLOCATION_MIPMAP_NONE;
	mHal.state.usageFlags = usages;
	mHal.state.mipmapControl = mc;

	mHal.state.type.set(type);
	updateCache();
	}

	Allocation * Allocation::createAllocation(Context rsc, const Type type, uint32_t usages,
	RsAllocationMipmapControl mc) {
	Allocation *a = new Allocation(rsc, type, usages, mc);

	if (!rsc->mHal.funcs.allocation.init(rsc, a, type->getElement()->getHasReferences())) {
	rsc->setError(RS_ERROR_FATAL_DRIVER, "Allocation::Allocation, alloc failure");
	delete a;
	return NULL;
	}
	return a;
	}

	void Allocation::updateCache() {
	const Type *type = mHal.state.type.get();
	mHal.state.dimensionX = type->getDimX();
	mHal.state.dimensionY = type->getDimY();
	mHal.state.dimensionZ = type->getDimZ();
	mHal.state.hasFaces = type->getDimFaces();
	mHal.state.hasMipmaps = type->getDimLOD();
	mHal.state.elementSizeBytes = type->getElementSizeBytes();
	mHal.state.hasReferences = mHal.state.type->getElement()->getHasReferences();
	}

	Allocation::~Allocation() {
	freeChildrenUnlocked();
	mRSC->mHal.funcs.allocation.destroy(mRSC, this);
	}

	void Allocation::syncAll(Context *rsc, RsAllocationUsageType src) {
	rsc->mHal.funcs.allocation.syncAll(rsc, this, src);
	}

	void Allocation::read(void *data) {
	memcpy(data, getPtr(), mHal.state.type->getSizeBytes());
	}

	void Allocation::data(Context *rsc, uint32_t xoff, uint32_t lod,
	uint32_t count, const void *data, uint32_t sizeBytes) {
	const uint32_t eSize = mHal.state.type->getElementSizeBytes();

	if ((count * eSize) != sizeBytes) {
	LOGE("Allocation::subData called with mismatched size expected %i, got %i",
	(count * eSize), sizeBytes);
	mHal.state.type->dumpLOGV("type info");
	return;
	}

	rsc->mHal.funcs.allocation.data1D(rsc, this, xoff, lod, count, data, sizeBytes);
	sendDirty(rsc);
	}

	void Allocation::data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
	uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes) {
	const uint32_t eSize = mHal.state.elementSizeBytes;
	const uint32_t lineSize = eSize * w;

	//LOGE("data2d %p, %i %i %i %i %i %i %p %i", this, xoff, yoff, lod, face, w, h, data, sizeBytes);

	if ((lineSize * h) != sizeBytes) {
	LOGE("Allocation size mismatch, expected %i, got %i", (lineSize * h), sizeBytes);
	rsAssert(!"Allocation::subData called with mismatched size");
	return;
	}

	rsc->mHal.funcs.allocation.data2D(rsc, this, xoff, yoff, lod, face, w, h, data, sizeBytes);
	sendDirty(rsc);
	}

	void Allocation::data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff,
	uint32_t lod, RsAllocationCubemapFace face,
	uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes) {
	}

	void Allocation::elementData(Context rsc, uint32_t x, const void data,
	uint32_t cIdx, uint32_t sizeBytes) {
	uint32_t eSize = mHal.state.elementSizeBytes;

	if (cIdx >= mHal.state.type->getElement()->getFieldCount()) {
	LOGE("Error Allocation::subElementData component %i out of range.", cIdx);
	rsc->setError(RS_ERROR_BAD_VALUE, "subElementData component out of range.");
	return;
	}

	if (x >= mHal.state.dimensionX) {
	LOGE("Error Allocation::subElementData X offset %i out of range.", x);
	rsc->setError(RS_ERROR_BAD_VALUE, "subElementData X offset out of range.");
	return;
	}

	const Element * e = mHal.state.type->getElement()->getField(cIdx);
	if (sizeBytes != e->getSizeBytes()) {
	LOGE("Error Allocation::subElementData data size %i does not match field size %zu.", sizeBytes, e->getSizeBytes());
	rsc->setError(RS_ERROR_BAD_VALUE, "subElementData bad size.");
	return;
	}

	rsc->mHal.funcs.allocation.elementData1D(rsc, this, x, data, cIdx, sizeBytes);
	sendDirty(rsc);
	}

	void Allocation::elementData(Context *rsc, uint32_t x, uint32_t y,
	const void *data, uint32_t cIdx, uint32_t sizeBytes) {
	uint32_t eSize = mHal.state.elementSizeBytes;

	if (x >= mHal.state.dimensionX) {
	LOGE("Error Allocation::subElementData X offset %i out of range.", x);
	rsc->setError(RS_ERROR_BAD_VALUE, "subElementData X offset out of range.");
	return;
	}

	if (y >= mHal.state.dimensionY) {
	LOGE("Error Allocation::subElementData X offset %i out of range.", x);
	rsc->setError(RS_ERROR_BAD_VALUE, "subElementData X offset out of range.");
	return;
	}

	if (cIdx >= mHal.state.type->getElement()->getFieldCount()) {
	LOGE("Error Allocation::subElementData component %i out of range.", cIdx);
	rsc->setError(RS_ERROR_BAD_VALUE, "subElementData component out of range.");
	return;
	}

	const Element * e = mHal.state.type->getElement()->getField(cIdx);

	if (sizeBytes != e->getSizeBytes()) {
	LOGE("Error Allocation::subElementData data size %i does not match field size %zu.", sizeBytes, e->getSizeBytes());
	rsc->setError(RS_ERROR_BAD_VALUE, "subElementData bad size.");
	return;
	}

	rsc->mHal.funcs.allocation.elementData2D(rsc, this, x, y, data, cIdx, sizeBytes);
	sendDirty(rsc);
	}

	void Allocation::addProgramToDirty(const Program *p) {
	mToDirtyList.push(p);
	}

	void Allocation::removeProgramToDirty(const Program *p) {
	for (size_t ct=0; ct < mToDirtyList.size(); ct++) {
	if (mToDirtyList[ct] == p) {
	mToDirtyList.removeAt(ct);
	return;
	}
	}
	rsAssert(0);
	}

	void Allocation::dumpLOGV(const char *prefix) const {
	ObjectBase::dumpLOGV(prefix);

	String8 s(prefix);
	s.append(" type ");
	if (mHal.state.type.get()) {
	mHal.state.type->dumpLOGV(s.string());
	}

	LOGV("%s allocation ptr=%p mUsageFlags=0x04%x, mMipmapControl=0x%04x",
	prefix, getPtr(), mHal.state.usageFlags, mHal.state.mipmapControl);
	}

	void Allocation::serialize(OStream *stream) const {
	// Need to identify ourselves
	stream->addU32((uint32_t)getClassId());

	String8 name(getName());
	stream->addString(&name);

	// First thing we need to serialize is the type object since it will be needed
	// to initialize the class
	mHal.state.type->serialize(stream);

	uint32_t dataSize = mHal.state.type->getSizeBytes();
	// Write how much data we are storing
	stream->addU32(dataSize);
	// Now write the data
	stream->addByteArray(getPtr(), dataSize);
	}

	Allocation Allocation::createFromStream(Context rsc, IStream *stream) {
	// First make sure we are reading the correct object
	RsA3DClassID classID = (RsA3DClassID)stream->loadU32();
	if (classID != RS_A3D_CLASS_ID_ALLOCATION) {
	LOGE("allocation loading skipped due to invalid class id\n");
	return NULL;
	}

	String8 name;
	stream->loadString(&name);

	Type *type = Type::createFromStream(rsc, stream);
	if (!type) {
	return NULL;
	}
	type->compute();

	// Number of bytes we wrote out for this allocation
	uint32_t dataSize = stream->loadU32();
	if (dataSize != type->getSizeBytes()) {
	LOGE("failed to read allocation because numbytes written is not the same loaded type wants\n");
	ObjectBase::checkDelete(type);
	return NULL;
	}

	Allocation *alloc = Allocation::createAllocation(rsc, type, RS_ALLOCATION_USAGE_SCRIPT);
	alloc->setName(name.string(), name.size());
	type->decUserRef();

	uint32_t count = dataSize / type->getElementSizeBytes();

	// Read in all of our allocation data
	alloc->data(rsc, 0, 0, count, stream->getPtr() + stream->getPos(), dataSize);
	stream->reset(stream->getPos() + dataSize);

	return alloc;
	}

	void Allocation::sendDirty(const Context *rsc) const {
	for (size_t ct=0; ct < mToDirtyList.size(); ct++) {
	mToDirtyList[ct]->forceDirty();
	}
	mRSC->mHal.funcs.allocation.markDirty(rsc, this);
	}

	void Allocation::incRefs(const void *ptr, size_t ct, size_t startOff) const {
	const uint8_t p = static_cast<const uint8_t >(ptr);
	const Element *e = mHal.state.type->getElement();
	uint32_t stride = e->getSizeBytes();

	p += stride * startOff;
	while (ct > 0) {
	e->incRefs(p);
	ct --;
	p += stride;
	}
	}

	void Allocation::decRefs(const void *ptr, size_t ct, size_t startOff) const {
	if (!mHal.state.hasReferences \|\| !getIsScript()) {
	return;
	}
	const uint8_t p = static_cast<const uint8_t >(ptr);
	const Element *e = mHal.state.type->getElement();
	uint32_t stride = e->getSizeBytes();

	p += stride * startOff;
	while (ct > 0) {
	e->decRefs(p);
	ct --;
	p += stride;
	}
	}

	void Allocation::freeChildrenUnlocked () {
	decRefs(getPtr(), mHal.state.type->getSizeBytes() / mHal.state.type->getElementSizeBytes(), 0);
	}

	bool Allocation::freeChildren() {
	if (mHal.state.hasReferences) {
	incSysRef();
	freeChildrenUnlocked();
	return decSysRef();
	}
	return false;
	}

	void Allocation::copyRange1D(Context rsc, const Allocation src, int32_t srcOff, int32_t destOff, int32_t len) {
	}

	void Allocation::resize1D(Context *rsc, uint32_t dimX) {
	uint32_t oldDimX = mHal.state.dimensionX;
	if (dimX == oldDimX) {
	return;
	}

	ObjectBaseRef<Type> t = mHal.state.type->cloneAndResize1D(rsc, dimX);
	if (dimX < oldDimX) {
	decRefs(getPtr(), oldDimX - dimX, dimX);
	}
	rsc->mHal.funcs.allocation.resize(rsc, this, t.get(), mHal.state.hasReferences);
	mHal.state.type.set(t.get());
	updateCache();
	}

	void Allocation::resize2D(Context *rsc, uint32_t dimX, uint32_t dimY) {
	LOGE("not implemented");
	}

	/////////////////
	//

	namespace android {
	namespace renderscript {

	static void AllocationGenerateScriptMips(RsContext con, RsAllocation va);

	static void mip565(const Adapter2D &out, const Adapter2D &in) {
	uint32_t w = out.getDimX();
	uint32_t h = out.getDimY();

	for (uint32_t y=0; y < h; y++) {
	uint16_t oPtr = static_cast<uint16_t >(out.getElement(0, y));
	const uint16_t i1 = static_cast<uint16_t >(in.getElement(0, y*2));
	const uint16_t i2 = static_cast<uint16_t >(in.getElement(0, y*2+1));

	for (uint32_t x=0; x < w; x++) {
	*oPtr = rsBoxFilter565(i1[0], i1[1], i2[0], i2[1]);
	oPtr ++;
	i1 += 2;
	i2 += 2;
	}
	}
	}

	static void mip8888(const Adapter2D &out, const Adapter2D &in) {
	uint32_t w = out.getDimX();
	uint32_t h = out.getDimY();

	for (uint32_t y=0; y < h; y++) {
	uint32_t oPtr = static_cast<uint32_t >(out.getElement(0, y));
	const uint32_t i1 = static_cast<uint32_t >(in.getElement(0, y*2));
	const uint32_t i2 = static_cast<uint32_t >(in.getElement(0, y*2+1));

	for (uint32_t x=0; x < w; x++) {
	*oPtr = rsBoxFilter8888(i1[0], i1[1], i2[0], i2[1]);
	oPtr ++;
	i1 += 2;
	i2 += 2;
	}
	}
	}

	static void mip8(const Adapter2D &out, const Adapter2D &in) {
	uint32_t w = out.getDimX();
	uint32_t h = out.getDimY();

	for (uint32_t y=0; y < h; y++) {
	uint8_t oPtr = static_cast<uint8_t >(out.getElement(0, y));
	const uint8_t i1 = static_cast<uint8_t >(in.getElement(0, y*2));
	const uint8_t i2 = static_cast<uint8_t >(in.getElement(0, y*2+1));

	for (uint32_t x=0; x < w; x++) {
	oPtr = (uint8_t)(((uint32_t)i1[0] + i1[1] + i2[0] + i2[1]) 0.25f);
	oPtr ++;
	i1 += 2;
	i2 += 2;
	}
	}
	}

	static void mip(const Adapter2D &out, const Adapter2D &in) {
	switch (out.getBaseType()->getElement()->getSizeBits()) {
	case 32:
	mip8888(out, in);
	break;
	case 16:
	mip565(out, in);
	break;
	case 8:
	mip8(out, in);
	break;
	}
	}

	void rsi_AllocationSyncAll(Context *rsc, RsAllocation va, RsAllocationUsageType src) {
	Allocation a = static_cast<Allocation >(va);
	a->sendDirty(rsc);
	a->syncAll(rsc, src);
	}

	void rsi_AllocationGenerateMipmaps(Context *rsc, RsAllocation va) {
	Allocation texAlloc = static_cast<Allocation >(va);
	AllocationGenerateScriptMips(rsc, texAlloc);
	}

	void rsi_AllocationCopyToBitmap(Context rsc, RsAllocation va, void data, size_t dataLen) {
	Allocation texAlloc = static_cast<Allocation >(va);
	const Type * t = texAlloc->getType();

	size_t s = t->getDimX() * t->getDimY() * t->getElementSizeBytes();
	if (s != dataLen) {
	rsc->setError(RS_ERROR_BAD_VALUE, "Bitmap size didn't match allocation size");
	return;
	}

	memcpy(data, texAlloc->getPtr(), s);
	}

	void rsi_Allocation1DData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t lod,
	uint32_t count, const void *data, size_t sizeBytes) {
	Allocation a = static_cast<Allocation >(va);
	a->data(rsc, xoff, lod, count, data, sizeBytes);
	}

	void rsi_Allocation2DElementData(Context *rsc, RsAllocation va, uint32_t x, uint32_t y, uint32_t lod, RsAllocationCubemapFace face,
	const void *data, size_t eoff, uint32_t sizeBytes) { // TODO: this seems wrong, eoff and sizeBytes may be swapped
	Allocation a = static_cast<Allocation >(va);
	a->elementData(rsc, x, y, data, eoff, sizeBytes);
	}

	void rsi_Allocation1DElementData(Context *rsc, RsAllocation va, uint32_t x, uint32_t lod,
	const void *data, size_t eoff, uint32_t sizeBytes) { // TODO: this seems wrong, eoff and sizeBytes may be swapped
	Allocation a = static_cast<Allocation >(va);
	a->elementData(rsc, x, data, eoff, sizeBytes);
	}

	void rsi_Allocation2DData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
	uint32_t w, uint32_t h, const void *data, size_t sizeBytes) {
	Allocation a = static_cast<Allocation >(va);
	a->data(rsc, xoff, yoff, lod, face, w, h, data, sizeBytes);
	}

	void rsi_AllocationRead(Context rsc, RsAllocation va, void data, size_t data_length) {
	Allocation a = static_cast<Allocation >(va);
	a->read(data);
	}

	void rsi_AllocationResize1D(Context *rsc, RsAllocation va, uint32_t dimX) {
	Allocation a = static_cast<Allocation >(va);
	a->resize1D(rsc, dimX);
	}

	void rsi_AllocationResize2D(Context *rsc, RsAllocation va, uint32_t dimX, uint32_t dimY) {
	Allocation a = static_cast<Allocation >(va);
	a->resize2D(rsc, dimX, dimY);
	}

	static void AllocationGenerateScriptMips(RsContext con, RsAllocation va) {
	Context rsc = static_cast<Context >(con);
	Allocation texAlloc = static_cast<Allocation >(va);
	uint32_t numFaces = texAlloc->getType()->getDimFaces() ? 6 : 1;
	for (uint32_t face = 0; face < numFaces; face ++) {
	Adapter2D adapt(rsc, texAlloc);
	Adapter2D adapt2(rsc, texAlloc);
	adapt.setFace(face);
	adapt2.setFace(face);
	for (uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) {
	adapt.setLOD(lod);
	adapt2.setLOD(lod + 1);
	mip(adapt2, adapt);
	}
	}
	}

	RsAllocation rsi_AllocationCreateTyped(Context *rsc, RsType vtype,
	RsAllocationMipmapControl mips,
	uint32_t usages) {
	Allocation * alloc = Allocation::createAllocation(rsc, static_cast<Type *>(vtype), usages, mips);
	if (!alloc) {
	return NULL;
	}
	alloc->incUserRef();
	return alloc;
	}

	RsAllocation rsi_AllocationCreateFromBitmap(Context *rsc, RsType vtype,
	RsAllocationMipmapControl mips,
	const void *data, size_t data_length, uint32_t usages) {
	Type t = static_cast<Type >(vtype);

	RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, vtype, mips, usages);
	Allocation texAlloc = static_cast<Allocation >(vTexAlloc);
	if (texAlloc == NULL) {
	LOGE("Memory allocation failure");
	return NULL;
	}

	memcpy(texAlloc->getPtr(), data, t->getDimX() * t->getDimY() * t->getElementSizeBytes());
	if (mips == RS_ALLOCATION_MIPMAP_FULL) {
	AllocationGenerateScriptMips(rsc, texAlloc);
	}

	texAlloc->sendDirty(rsc);
	return texAlloc;
	}

	RsAllocation rsi_AllocationCubeCreateFromBitmap(Context *rsc, RsType vtype,
	RsAllocationMipmapControl mips,
	const void *data, size_t data_length, uint32_t usages) {
	Type t = static_cast<Type >(vtype);

	// Cubemap allocation's faces should be Width by Width each.
	// Source data should have 6 * Width by Width pixels
	// Error checking is done in the java layer
	RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, vtype, mips, usages);
	Allocation texAlloc = static_cast<Allocation >(vTexAlloc);
	if (texAlloc == NULL) {
	LOGE("Memory allocation failure");
	return NULL;
	}

	uint32_t faceSize = t->getDimX();
	uint32_t strideBytes = faceSize * 6 * t->getElementSizeBytes();
	uint32_t copySize = faceSize * t->getElementSizeBytes();

	uint8_t sourcePtr = (uint8_t)data;
	for (uint32_t face = 0; face < 6; face ++) {
	Adapter2D faceAdapter(rsc, texAlloc);
	faceAdapter.setFace(face);

	for (uint32_t dI = 0; dI < faceSize; dI ++) {
	memcpy(faceAdapter.getElement(0, dI), sourcePtr + strideBytes * dI, copySize);
	}

	// Move the data pointer to the next cube face
	sourcePtr += copySize;
	}

	if (mips == RS_ALLOCATION_MIPMAP_FULL) {
	AllocationGenerateScriptMips(rsc, texAlloc);
	}

	texAlloc->sendDirty(rsc);
	return texAlloc;
	}

	void rsi_AllocationCopy2DRange(Context *rsc,
	RsAllocation dstAlloc,
	uint32_t dstXoff, uint32_t dstYoff,
	uint32_t dstMip, uint32_t dstFace,
	uint32_t width, uint32_t height,
	RsAllocation srcAlloc,
	uint32_t srcXoff, uint32_t srcYoff,
	uint32_t srcMip, uint32_t srcFace) {
	Allocation dst = static_cast<Allocation >(dstAlloc);
	Allocation src= static_cast<Allocation >(srcAlloc);
	rsc->mHal.funcs.allocation.allocData2D(rsc, dst, dstXoff, dstYoff, dstMip,
	(RsAllocationCubemapFace)dstFace,
	width, height,
	src, srcXoff, srcYoff,srcMip,
	(RsAllocationCubemapFace)srcFace);
	}

	}
	}

	const void * rsaAllocationGetType(RsContext con, RsAllocation va) {
	Allocation a = static_cast<Allocation >(va);
	a->getType()->incUserRef();

	return a->getType();
	}