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/*
* 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"
namespace android {
namespace renderscript {
Element::Element(Context *rsc) : ObjectBase(rsc) {
mBits = 0;
mBitsUnpadded = 0;
mFields = nullptr;
mFieldCount = 0;
mHasReference = false;
memset(&mHal, 0, sizeof(mHal));
}
Element::~Element() {
clear();
}
void Element::operator delete(void* ptr) {
if (ptr) {
Element *e = (Element*) ptr;
e->getContext()->mHal.funcs.freeRuntimeMem(ptr);
}
}
void Element::preDestroy() const {
auto& elements = mRSC->mStateElement.mElements;
for (uint32_t ct = 0; ct < elements.size(); ct++) {
if (elements[ct] == this) {
elements.erase(elements.begin() + ct);
break;
}
}
}
void Element::clear() {
if (mFields) {
for (size_t i = 0; i < mFieldCount; i++) {
delete[] mFields[i].name;
}
delete [] mFields;
}
mFields = nullptr;
mFieldCount = 0;
mHasReference = false;
delete [] mHal.state.fields;
delete [] mHal.state.fieldArraySizes;
delete [] mHal.state.fieldNames;
delete [] mHal.state.fieldNameLengths;
delete [] mHal.state.fieldOffsetBytes;
}
size_t Element::getSizeBits() const {
if (!mFieldCount) {
return mBits;
}
size_t total = 0;
for (size_t ct=0; ct < mFieldCount; ct++) {
total += mFields[ct].e->mBits * mFields[ct].arraySize;
}
return total;
}
size_t Element::getSizeBitsUnpadded() const {
if (!mFieldCount) {
return mBitsUnpadded;
}
size_t total = 0;
for (size_t ct=0; ct < mFieldCount; ct++) {
total += mFields[ct].e->mBitsUnpadded * mFields[ct].arraySize;
}
return total;
}
void Element::dumpLOGV(const char *prefix) const {
ObjectBase::dumpLOGV(prefix);
ALOGV("%s Element: fieldCount: %zu, size bytes: %zu", prefix, mFieldCount, getSizeBytes());
mComponent.dumpLOGV(prefix);
for (uint32_t ct = 0; ct < mFieldCount; ct++) {
ALOGV("%s Element field index: %u ------------------", prefix, ct);
ALOGV("%s name: %s, offsetBits: %u, arraySize: %u",
prefix, mFields[ct].name, mFields[ct].offsetBits, mFields[ct].arraySize);
mFields[ct].e->dumpLOGV(prefix);
}
}
void Element::serialize(Context *rsc, OStream *stream) const {
// Need to identify ourselves
stream->addU32((uint32_t)getClassId());
stream->addString(getName());
mComponent.serialize(stream);
// Now serialize all the fields
stream->addU32(mFieldCount);
for (uint32_t ct = 0; ct < mFieldCount; ct++) {
stream->addString(mFields[ct].name);
stream->addU32(mFields[ct].arraySize);
mFields[ct].e->serialize(rsc, stream);
}
}
Element *Element::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_ELEMENT) {
ALOGE("element loading skipped due to invalid class id\n");
return nullptr;
}
const char *name = stream->loadString();
Component component;
component.loadFromStream(stream);
uint32_t fieldCount = stream->loadU32();
if (!fieldCount) {
return (Element *)Element::create(rsc,
component.getType(),
component.getKind(),
component.getIsNormalized(),
component.getVectorSize());
}
const Element **subElems = new const Element *[fieldCount];
const char **subElemNames = new const char *[fieldCount];
size_t *subElemNamesLengths = new size_t[fieldCount];
uint32_t *arraySizes = new uint32_t[fieldCount];
for (uint32_t ct = 0; ct < fieldCount; ct ++) {
subElemNames[ct] = stream->loadString();
subElemNamesLengths[ct] = strlen(subElemNames[ct]);
arraySizes[ct] = stream->loadU32();
subElems[ct] = Element::createFromStream(rsc, stream);
}
const Element *elem = Element::create(rsc, fieldCount, subElems, subElemNames,
subElemNamesLengths, arraySizes);
for (uint32_t ct = 0; ct < fieldCount; ct ++) {
delete [] subElemNames[ct];
subElems[ct]->decUserRef();
}
delete[] name;
delete[] subElems;
delete[] subElemNames;
delete[] subElemNamesLengths;
delete[] arraySizes;
return (Element *)elem;
}
void Element::compute() {
mHal.state.dataType = mComponent.getType();
mHal.state.dataKind = mComponent.getKind();
mHal.state.vectorSize = mComponent.getVectorSize();
if (mFieldCount == 0) {
mBits = mComponent.getBits();
mBitsUnpadded = mComponent.getBitsUnpadded();
mHasReference = mComponent.isReference();
mHal.state.elementSizeBytes = getSizeBytes();
return;
}
uint32_t noPaddingFieldCount = 0;
for (uint32_t ct = 0; ct < mFieldCount; ct ++) {
if (mFields[ct].name[0] != '#') {
noPaddingFieldCount ++;
}
}
mHal.state.fields = new const Element*[noPaddingFieldCount];
mHal.state.fieldArraySizes = new uint32_t[noPaddingFieldCount];
mHal.state.fieldNames = new const char*[noPaddingFieldCount];
mHal.state.fieldNameLengths = new uint32_t[noPaddingFieldCount];
mHal.state.fieldOffsetBytes = new uint32_t[noPaddingFieldCount];
mHal.state.fieldsCount = noPaddingFieldCount;
size_t bits = 0;
size_t bitsUnpadded = 0;
for (size_t ct = 0, ctNoPadding = 0; ct < mFieldCount; ct++) {
mFields[ct].offsetBits = bits;
mFields[ct].offsetBitsUnpadded = bitsUnpadded;
bits += mFields[ct].e->getSizeBits() * mFields[ct].arraySize;
bitsUnpadded += mFields[ct].e->getSizeBitsUnpadded() * mFields[ct].arraySize;
if (mFields[ct].e->mHasReference) {
mHasReference = true;
}
if (mFields[ct].name[0] == '#') {
continue;
}
mHal.state.fields[ctNoPadding] = mFields[ct].e.get();
mHal.state.fieldArraySizes[ctNoPadding] = mFields[ct].arraySize;
mHal.state.fieldNames[ctNoPadding] = mFields[ct].name;
mHal.state.fieldNameLengths[ctNoPadding] = strlen(mFields[ct].name) + 1; // to include 0
mHal.state.fieldOffsetBytes[ctNoPadding] = mFields[ct].offsetBits >> 3;
ctNoPadding ++;
}
mBits = bits;
mBitsUnpadded = bitsUnpadded;
mHal.state.elementSizeBytes = getSizeBytes();
}
ObjectBaseRef<const Element> Element::createRef(Context *rsc, RsDataType dt, RsDataKind dk,
bool isNorm, uint32_t vecSize) {
ObjectBaseRef<const Element> returnRef;
// Look for an existing match.
ObjectBase::asyncLock();
for (uint32_t ct=0; ct < rsc->mStateElement.mElements.size(); ct++) {
const Element *ee = rsc->mStateElement.mElements[ct];
if (!ee->getFieldCount() &&
(ee->getComponent().getType() == dt) &&
(ee->getComponent().getKind() == dk) &&
(ee->getComponent().getIsNormalized() == isNorm) &&
(ee->getComponent().getVectorSize() == vecSize)) {
// Match
returnRef.set(ee);
ObjectBase::asyncUnlock();
return ee;
}
}
ObjectBase::asyncUnlock();
// Element objects must use allocator specified by the driver
void* allocMem = rsc->mHal.funcs.allocRuntimeMem(sizeof(Element), 0);
if (!allocMem) {
rsc->setError(RS_ERROR_FATAL_DRIVER, "Couldn't allocate memory for Element");
return nullptr;
}
Element *e = new (allocMem) Element(rsc);
returnRef.set(e);
e->mComponent.set(dt, dk, isNorm, vecSize);
e->compute();
#ifdef RS_FIND_OFFSETS
ALOGE("pointer for element: %p", e);
ALOGE("pointer for element.drv: %p", &e->mHal.drv);
#endif
ObjectBase::asyncLock();
rsc->mStateElement.mElements.push_back(e);
ObjectBase::asyncUnlock();
return returnRef;
}
ObjectBaseRef<const Element> Element::createRef(Context *rsc, size_t count, const Element **ein,
const char **nin, const size_t * lengths, const uint32_t *asin) {
ObjectBaseRef<const Element> returnRef;
// Look for an existing match.
ObjectBase::asyncLock();
for (uint32_t ct=0; ct < rsc->mStateElement.mElements.size(); ct++) {
const Element *ee = rsc->mStateElement.mElements[ct];
if (ee->getFieldCount() == count) {
bool match = true;
for (uint32_t i=0; i < count; i++) {
size_t len;
uint32_t asize = 1;
if (lengths) {
len = lengths[i];
} else {
len = strlen(nin[i]);
}
if (asin) {
asize = asin[i];
}
if ((ee->mFields[i].e.get() != ein[i]) ||
(strlen(ee->mFields[i].name) != len) ||
strcmp(ee->mFields[i].name, nin[i]) ||
(ee->mFields[i].arraySize != asize)) {
match = false;
break;
}
}
if (match) {
returnRef.set(ee);
ObjectBase::asyncUnlock();
return returnRef;
}
}
}
ObjectBase::asyncUnlock();
// Element objects must use allocator specified by the driver
void* allocMem = rsc->mHal.funcs.allocRuntimeMem(sizeof(Element), 0);
if (!allocMem) {
rsc->setError(RS_ERROR_FATAL_DRIVER, "Couldn't allocate memory for Element");
return nullptr;
}
Element *e = new (allocMem) Element(rsc);
returnRef.set(e);
e->mFields = new ElementField_t [count];
e->mFieldCount = count;
for (size_t ct=0; ct < count; ct++) {
size_t len;
uint32_t asize = 1;
if (lengths) {
len = lengths[ct];
} else {
len = strlen(nin[ct]);
}
if (asin) {
asize = asin[ct];
}
e->mFields[ct].e.set(ein[ct]);
e->mFields[ct].name = rsuCopyString(nin[ct], len);
e->mFields[ct].arraySize = asize;
}
e->compute();
ObjectBase::asyncLock();
rsc->mStateElement.mElements.push_back(e);
ObjectBase::asyncUnlock();
return returnRef;
}
void Element::incRefs(const void *ptr) const {
if (!mFieldCount) {
if (mComponent.isReference()) {
ObjectBase *const*obp = static_cast<ObjectBase *const*>(ptr);
ObjectBase *ob = obp[0];
if (ob) ob->incSysRef();
}
return;
}
const uint8_t *p = static_cast<const uint8_t *>(ptr);
for (uint32_t i=0; i < mFieldCount; i++) {
if (mFields[i].e->mHasReference) {
const uint8_t *p2 = &p[mFields[i].offsetBits >> 3];
for (uint32_t ct=0; ct < mFields[i].arraySize; ct++) {
mFields[i].e->incRefs(p2);
p2 += mFields[i].e->getSizeBytes();
}
}
}
}
void Element::decRefs(const void *ptr) const {
if (!mFieldCount) {
if (mComponent.isReference()) {
ObjectBase *const*obp = static_cast<ObjectBase *const*>(ptr);
ObjectBase *ob = obp[0];
if (ob) ob->decSysRef();
}
return;
}
const uint8_t *p = static_cast<const uint8_t *>(ptr);
for (uint32_t i=0; i < mFieldCount; i++) {
if (mFields[i].e->mHasReference) {
const uint8_t *p2 = &p[mFields[i].offsetBits >> 3];
for (uint32_t ct=0; ct < mFields[i].arraySize; ct++) {
mFields[i].e->decRefs(p2);
p2 += mFields[i].e->getSizeBytes();
}
}
}
}
void Element::callUpdateCacheObject(const Context *rsc, void *dstObj) const {
if (rsc->mHal.funcs.element.updateCachedObject != nullptr) {
rsc->mHal.funcs.element.updateCachedObject(rsc, this, (rs_element *)dstObj);
} else {
*((const void **)dstObj) = this;
}
}
ElementState::ElementState() {
}
ElementState::~ElementState() {
rsAssert(!mElements.size());
}
/////////////////////////////////////////
//
RsElement rsi_ElementCreate(Context *rsc,
RsDataType dt,
RsDataKind dk,
bool norm,
uint32_t vecSize) {
return (RsElement)Element::create(rsc, dt, dk, norm, vecSize);
}
RsElement rsi_ElementCreate2(Context *rsc,
const RsElement * ein,
size_t ein_length,
const char ** names,
size_t nameLengths_length,
const size_t * nameLengths,
const uint32_t * arraySizes,
size_t arraySizes_length) {
return (RsElement)Element::create(rsc, ein_length, (const Element **)ein,
names, nameLengths, arraySizes);
}
} // namespace renderscript
} // namespace android