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;
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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;
}
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);
}
/*****************
* 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