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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.
*/
#ifndef ANDROID_RS_BUILD_FOR_HOST
#include "rsContext.h"
#include <GLES/gl.h>
#else
#include "rsContextHostStub.h"
#include <OpenGL/gl.h>
#endif
using namespace android;
using namespace android::renderscript;
Element::Element(Context *rsc) : ObjectBase(rsc)
{
mBits = 0;
mAllocFile = __FILE__;
mAllocLine = __LINE__;
mFields = NULL;
mFieldCount = 0;
}
Element::~Element()
{
for (uint32_t ct = 0; ct < mRSC->mStateElement.mElements.size(); ct++) {
if (mRSC->mStateElement.mElements[ct] == this) {
mRSC->mStateElement.mElements.removeAt(ct);
break;
}
}
clear();
}
void Element::clear()
{
delete [] mFields;
mFields = NULL;
mFieldCount = 0;
}
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;
}
return total;
}
size_t Element::getFieldOffsetBits(uint32_t componentNumber) const
{
size_t offset = 0;
for (uint32_t ct = 0; ct < componentNumber; ct++) {
offset += mFields[ct].e->mBits;
}
return offset;
}
void Element::dumpLOGV(const char *prefix) const
{
ObjectBase::dumpLOGV(prefix);
LOGV("%s Element: components %i, size %i", prefix, mFieldCount, mBits);
for (uint32_t ct = 0; ct < mFieldCount; ct++) {
char buf[1024];
sprintf(buf, "%s component %i: ", prefix, ct);
//mComponents[ct]->dumpLOGV(buf);
}
}
void Element::serialize(OStream *stream) const
{
// Need to identify ourselves
stream->addU32((uint32_t)getClassId());
String8 name(getName());
stream->addString(&name);
mComponent.serialize(stream);
// Now serialize all the fields
stream->addU32(mFieldCount);
for(uint32_t ct = 0; ct < mFieldCount; ct++) {
stream->addString(&mFields[ct].name);
mFields[ct].e->serialize(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) {
LOGE("element loading skipped due to invalid class id\n");
return NULL;
}
String8 name;
stream->loadString(&name);
Element *elem = new Element(rsc);
elem->mComponent.loadFromStream(stream);
elem->mBits = elem->mComponent.getBits();
elem->mFieldCount = stream->loadU32();
if(elem->mFieldCount) {
elem->mFields = new ElementField_t [elem->mFieldCount];
for(uint32_t ct = 0; ct < elem->mFieldCount; ct ++) {
stream->loadString(&elem->mFields[ct].name);
Element *fieldElem = Element::createFromStream(rsc, stream);
elem->mFields[ct].e.set(fieldElem);
}
}
// We need to check if this already exists
for (uint32_t ct=0; ct < rsc->mStateElement.mElements.size(); ct++) {
Element *ee = rsc->mStateElement.mElements[ct];
if (!ee->getFieldCount() ) {
if((ee->getComponent().getType() == elem->getComponent().getType()) &&
(ee->getComponent().getKind() == elem->getComponent().getKind()) &&
(ee->getComponent().getIsNormalized() == elem->getComponent().getIsNormalized()) &&
(ee->getComponent().getVectorSize() == elem->getComponent().getVectorSize())) {
// Match
delete elem;
ee->incUserRef();
return ee;
}
} else if (ee->getFieldCount() == elem->mFieldCount) {
bool match = true;
for (uint32_t i=0; i < elem->mFieldCount; i++) {
if ((ee->mFields[i].e.get() != elem->mFields[i].e.get()) ||
(ee->mFields[i].name.length() != elem->mFields[i].name.length()) ||
(ee->mFields[i].name != elem->mFields[i].name)) {
match = false;
break;
}
}
if (match) {
delete elem;
ee->incUserRef();
return ee;
}
}
}
rsc->mStateElement.mElements.push(elem);
return elem;
}
const Element * Element::create(Context *rsc, RsDataType dt, RsDataKind dk,
bool isNorm, uint32_t vecSize)
{
// Look for an existing match.
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
ee->incUserRef();
return ee;
}
}
Element *e = new Element(rsc);
e->mComponent.set(dt, dk, isNorm, vecSize);
e->mBits = e->mComponent.getBits();
rsc->mStateElement.mElements.push(e);
return e;
}
const Element * Element::create(Context *rsc, size_t count, const Element **ein,
const char **nin, const size_t * lengths)
{
// Look for an existing match.
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++) {
if ((ee->mFields[i].e.get() != ein[i]) ||
(ee->mFields[i].name.length() != lengths[i]) ||
(ee->mFields[i].name != nin[i])) {
match = false;
break;
}
}
if (match) {
ee->incUserRef();
return ee;
}
}
}
Element *e = new Element(rsc);
e->mFields = new ElementField_t [count];
e->mFieldCount = count;
for (size_t ct=0; ct < count; ct++) {
e->mFields[ct].e.set(ein[ct]);
e->mFields[ct].name.setTo(nin[ct], lengths[ct]);
}
rsc->mStateElement.mElements.push(e);
return e;
}
String8 Element::getGLSLType(uint32_t indent) const
{
String8 s;
for (uint32_t ct=0; ct < indent; ct++) {
s.append(" ");
}
if (!mFieldCount) {
// Basic component.
s.append(mComponent.getGLSLType());
} else {
rsAssert(0);
//s.append("struct ");
//s.append(getCStructBody(indent));
}
return s;
}
ElementState::ElementState()
{
}
ElementState::~ElementState()
{
rsAssert(!mElements.size());
}
/////////////////////////////////////////
//
namespace android {
namespace renderscript {
RsElement rsi_ElementCreate(Context *rsc,
RsDataType dt,
RsDataKind dk,
bool norm,
uint32_t vecSize)
{
//LOGE("rsi_ElementCreate %i %i %i %i", dt, dk, norm, vecSize);
const Element *e = Element::create(rsc, dt, dk, norm, vecSize);
e->incUserRef();
return (RsElement)e;
}
RsElement rsi_ElementCreate2(Context *rsc,
size_t count,
const RsElement * ein,
const char ** names,
const size_t * nameLengths)
{
//LOGE("rsi_ElementCreate2 %i", count);
const Element *e = Element::create(rsc, count, (const Element **)ein, names, nameLengths);
e->incUserRef();
return (RsElement)e;
}
}
}