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redefine index-index-multiplications

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This commit is contained in:
Christian Zimmermann 2022-11-27 23:51:15 +01:00
parent 8513b6dcd3
commit a3a25af289
4 changed files with 106 additions and 18 deletions
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12
src/include/ranges/index_base.cc.h
View file

@ -131,18 +131,6 @@ namespace CNORXZ
return std::make_shared<IndexInterface<I,MetaType>>( *i - n );
}
template <class I1, class I2, typename MType1, typename MType2>
decltype(auto) operator*(const IndexInterface<I1,MType1>& a,
const IndexInterface<I2,MType2>& b)
{
return MIndex<I1,I2>(a.THIS(),b.THIS());
}
template <class I1, class I2, typename MType1, typename MType2>
decltype(auto) operator*(const IndexPtr<I1,MType1>& a, const IndexPtr<I2,MType2>& b)
{
return std::make_shared<MIndex<I1,I2>>(a->THIS(), b->THIS());
}
}
#endif

11
src/include/ranges/index_base.h
View file

@ -41,6 +41,7 @@ namespace CNORXZ
bool operator>(const IndexInterface& in) const;
bool operator<=(const IndexInterface& in) const;
bool operator>=(const IndexInterface& in) const;
decltype(auto) operator*() const { return THIS().operator*(); }
SizeT dim() const { return THIS().dim(); }
@ -82,6 +83,10 @@ namespace CNORXZ
struct index_const_size
{ static constexpr SizeT value = 0; };
template <class I>
struct index_dim
{ static constexpr SizeT value = 1; };
template <class I, typename MetaType>
IndexPtr<I,MetaType>& operator++(const IndexPtr<I,MetaType>& i);
@ -95,12 +100,6 @@ namespace CNORXZ
template <class I, typename MetaType>
IndexPtr<I,MetaType> operator-(const IndexPtr<I,MetaType>& i, Int n);
template <class I1, class I2, typename MType1, typename MType2>
decltype(auto) operator*(const IndexInterface<I1,MType1>& a,
const IndexInterface<I2,MType2>& b);
template <class I1, class I2, typename MType1, typename MType2>
decltype(auto) operator*(const IndexPtr<I1,MType1>& a, const IndexPtr<I2,MType2>& b);
}
#endif

63
src/include/ranges/mrange.cc.h
View file

@ -449,6 +449,69 @@ namespace CNORXZ
return mLexBlockSizes;
}
template <class... Indices>
constexpr decltype(auto) mindex(const Sptr<Indices>&... is)
{
return MIndex<Indices...>(is...);
}
/*****************
* MIndexMul *
*****************/
template <class BlockT, class... Indices, class I, typename Meta, SizeT... Is>
constexpr decltype(auto) MIndexMul::evalMX(const GMIndex<BlockT,Indices...>& a,
const IndexInterface<I,Meta>& b,
Isq<Is...> is)
{
static_assert(sizeof...(Is) == sizeof...(Indices), "inconsistent index sequence");
return MIndex<Indices...,I>( std::get<Is>(a.pack())..., b.THIS() );
}
template <class BlockT, class... Indices, class I, typename Meta, SizeT... Js>
constexpr decltype(auto) MIndexMul::evalXM(const IndexInterface<I,Meta>& a,
const GMIndex<BlockT,Indices...>& b,
Isq<Js...> js)
{
static_assert(sizeof...(Js) == sizeof...(Indices), "inconsistent index sequence");
return MIndex<Indices...,I>( a.THIS(), std::get<Js>(b.pack())... );
}
template <class BlockT1, class... Indices1, class BlockT2, class... Indices2, SizeT... Is, SizeT... Js>
constexpr decltype(auto) MIndexMul::evalMM(const GMIndex<BlockT1,Indices1...>& a,
const GMIndex<BlockT2,Indices2...>& b,
Isq<Is...> is, Isq<Js...> js)
{
static_assert(sizeof...(Is) == sizeof...(Indices1), "inconsistent index sequence");
static_assert(sizeof...(Js) == sizeof...(Indices2), "inconsistent index sequence");
return MIndex<Indices1...,Indices2...>( std::get<Is>(a.pack())...,
std::get<Js>(b.pack())... );
}
// move to separate file!!!
template <class I1, typename Meta1, class I2, typename Meta2>
constexpr decltype(auto) operator*(const IndexInterface<I1,Meta1>& a,
const IndexInterface<I2,Meta2>& b)
{
// special operations for DIndex / YIndex
if constexpr(index_dim<I1>::value == 1){
if constexpr(index_dim<I2>::value == 1){
return MIndex<I1,I2>(a.THIS(),b.THIS());
}
else {
return MIndexMul::evalXM(a, b.THIS());
}
}
else {
if constexpr(index_dim<I2>::value == 1){
return MIndexMul::evalMX(a.THIS(), b);
}
else {
return MIndexMul::evalMM(a.THIS(), b.THIS());
}
}
}
/*********************
* MRangeFactory *

38
src/include/ranges/mrange.h
View file

@ -46,6 +46,9 @@ namespace CNORXZ
GMIndex& operator+=(Int n);
GMIndex& operator-=(Int n);
template <class Index, typename Meta>
constexpr decltype(auto) operator*(const IndexInterface<Index,Meta>& a) const;
SizeT lex() const;
constexpr decltype(auto) pmax() const;
constexpr decltype(auto) lmax() const;
@ -118,6 +121,41 @@ namespace CNORXZ
struct index_const_size<MIndex<Indices...>>
{ static constexpr SizeT value = (index_const_size<Indices>::value * ...); };
template <class... Indices>
struct index_dim<MIndex<Indices...>>
{ static constexpr SizeT value = sizeof...(Indices); };
template <class... Indices>
constexpr decltype(auto) mindex(const Sptr<Indices>&... is);
struct MIndexMul
{
template <class BlockT, class... Indices, class I, typename Meta, SizeT... Is>
static constexpr decltype(auto) evalMX(const GMIndex<BlockT,Indices...>& a,
const IndexInterface<I,Meta>& b,
Isq<Is...> is);
template <class BlockT, class... Indices, class I, typename Meta, SizeT... Js>
static constexpr decltype(auto) evalXM(const IndexInterface<I,Meta>& a,
const GMIndex<BlockT,Indices...>& b,
Isq<Js...> js);
template <class BlockT1, class... Indices1, class BlockT2, class... Indices2, SizeT... Is, SizeT... Js>
static constexpr decltype(auto) evalMM(const GMIndex<BlockT1,Indices1...>& a,
const GMIndex<BlockT2,Indices2...>& b,
Isq<Is...> is, Isq<Js...> js);
};
// move to separate file!!!
template <class I1, typename Meta1, class I2, typename Meta2>
constexpr decltype(auto) operator*(const IndexInterface<I1,Meta1>& a,
const IndexInterface<I2,Meta2>& b);
//template <class BlockT, class... Indices2, SizeT... Is, SizeT... Js>
//constexpr decltype(auto) mindex(const GMIndex<BlockT,Indices2...>& a,
// Isq<Is...> is, Isq<Js...> js) const;
template <class... Ranges>
class MRangeFactory : public RangeFactoryBase
{