cnorxz/src/lib/ranges/anonymous_range.cc

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#include "ranges/anonymous_range.h"
namespace MultiArrayTools
{
/******************************
* AnonymousRangeFactory *
******************************/
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AnonymousRangeFactory::AnonymousRangeFactory()
{
mProd = std::shared_ptr<oType>( new AnonymousRange() );
}
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std::map<std::shared_ptr<RangeBase>,std::vector<std::intptr_t> > AnonymousRangeFactory::mAleadyCreated;
AnonymousRangeFactory::AnonymousRangeFactory(const std::vector<std::shared_ptr<RangeBase>>& origs)
{
mProd = std::shared_ptr<oType>( new AnonymousRange( origs ) );
}
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std::shared_ptr<RangeBase> AnonymousRangeFactory::checkIfCreated(const std::vector<std::shared_ptr<RangeBase> >& pvec)
{
std::shared_ptr<RangeBase> out;
bool check = false;
for(auto& x: mAleadyCreated){
if(x.second.size() == pvec.size()){
check = true;
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for(size_t i = 0; i != x.second.size(); ++i){
if(x.second[i] != reinterpret_cast<std::intptr_t>( pvec[i].get() ) ){
check = false;
break;
}
}
if(check == true){
out = x.first;
break;
}
}
}
if(not check){
std::vector<std::intptr_t> app(pvec.size());
for(size_t i = 0; i != app.size(); ++i){
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app[i] = reinterpret_cast<std::intptr_t>( pvec[i].get() );
}
mAleadyCreated[mProd] = app;
out = mProd;
}
return out;
}
std::shared_ptr<RangeBase> AnonymousRangeFactory::create()
{
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mProd = checkIfCreated(std::dynamic_pointer_cast<AnonymousRange>(mProd)->mOrig);
setSelf();
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mProductCreated = true;
return mProd;
}
/***********************
* AnonymousRange *
***********************/
size_t AnonymousRange::get(size_t pos) const
{
return pos;
}
size_t AnonymousRange::getMeta(size_t metaPos) const
{
return metaPos;
}
size_t AnonymousRange::size() const
{
return mSize;
}
size_t AnonymousRange::dim() const
{
return 1;
}
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SpaceType AnonymousRange::spaceType() const
{
return SpaceType::ANON;
}
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bool AnonymousRange::isEmpty() const
{
return mEmpty;
}
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std::string AnonymousRange::stringMeta(size_t pos) const
{
std::string out = "[ ";
//size_t xpos = pos;
for(size_t i = mOrig.size(); i != 0; --i) {
auto& x = mOrig[i-1];
const size_t redpos = pos % x->size();
out = ( (i == mOrig.size()) ? out : out + " , " ) + x->stringMeta(redpos);
pos -= redpos;
pos /= x->size();
}
out += " ]";
return out;
}
std::vector<char> AnonymousRange::data() const
{
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DataHeader h = dataHeader();
std::vector<char> out;
char* hcp = reinterpret_cast<char*>(&h);
out.insert(out.end(), hcp, hcp + sizeof(DataHeader));
for(auto& x: mOrig){
auto part = x->data();
out.insert(out.end(), part.begin(), part.end());
}
return out;
}
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DataHeader AnonymousRange::dataHeader() const
{
DataHeader h;
h.spaceType = static_cast<int>( SpaceType::ANON );
h.metaSize = mOrig.size();
h.multiple = 1;
return h;
}
size_t AnonymousRange::anonymousDim() const
{
return mOrig.size();
}
typename AnonymousRange::IndexType AnonymousRange::begin() const
{
AnonymousIndex i
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(std::dynamic_pointer_cast<AnonymousRange>
( std::shared_ptr<RangeBase>(RB::mThis) ) );
i = 0;
return i;
}
typename AnonymousRange::IndexType AnonymousRange::end() const
{
AnonymousIndex i
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(std::dynamic_pointer_cast<AnonymousRange>
( std::shared_ptr<RangeBase>(RB::mThis) ) );
i = size();
return i;
}
std::shared_ptr<RangeBase> AnonymousRange::sub(size_t num) const
{
return mOrig.at(num);
}
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std::shared_ptr<AnonymousRange> AnonymousRange::sreplace(const std::shared_ptr<RangeBase> in, size_t num) const
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{
assert(mOrig[num]->size() == in->size());
auto tmp = mOrig;
tmp[num] = in;
AnonymousRangeFactory arf(tmp);
return std::dynamic_pointer_cast<AnonymousRange>(arf.create());
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}
std::shared_ptr<AnonymousRange> AnonymousRange::sreplace(const std::vector<std::shared_ptr<RangeBase>>& in, size_t num) const
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{
size_t nsize = 1;
for(auto& x: in){
nsize *= x->size();
}
assert(mOrig[num]->size() == nsize);
auto norig = mOrig;
norig.resize(mOrig.size() + in.size() - 1);
for(size_t i = 0; i != num; ++i){
norig[i] = mOrig[i];
}
for(size_t i = 0; i != in.size(); ++i){
norig[num+i] = in[i];
}
for(size_t i = num + 1 ; i < mOrig.size(); ++i){
norig[in.size()+i-1] = mOrig[i];
}
//mOrig = std::move( norig );
AnonymousRangeFactory arf(norig);
return std::dynamic_pointer_cast<AnonymousRange>(arf.create());
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}
const std::vector<std::shared_ptr<RangeBase> >& AnonymousRange::orig() const
{
return mOrig;
}
SingleRange<size_t,SpaceType::ANON>::SingleRange(const std::vector<std::shared_ptr<RangeBase>>& origs) :
RangeInterface<AnonymousIndex>(),
mOrig(origs)
{
mSize = 1;
for(auto& x: mOrig){
mSize *= x->size();
}
if(mOrig.size()){
mEmpty = false;
}
}
/*****************
* Functions *
*****************/
std::shared_ptr<AnonymousRange> defaultRange(size_t size )
{
AnonymousRangeFactory arf
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( std::dynamic_pointer_cast<AnonymousRange>
(AnonymousRange::factory().create() ) );
return std::dynamic_pointer_cast<AnonymousRange>( arf.create() );
}
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} // end namespace MultiArrayTools