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Clarify single index API for data access.

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This commit is contained in:
Joel Falcou 2025-09-18 14:31:33 +02:00
parent a50098f761
commit d89da18709
13 changed files with 249 additions and 128 deletions
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42
include/rotgen/fixed/map.hpp
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@ -39,13 +39,14 @@ namespace rotgen
using value_type = typename std::remove_const_t<Ref>::value_type;
using concrete_type = typename std::remove_const_t<Ref>::concrete_type;
static constexpr auto Flags = Ref::Flags;
static constexpr Index RowsAtCompileTime = Ref::RowsAtCompileTime;
static constexpr Index ColsAtCompileTime = Ref::ColsAtCompileTime;
static constexpr bool has_static_storage = Ref::has_static_storage;
static constexpr int storage_order = Ref::storage_order;
static constexpr bool is_immutable = std::is_const_v<Ref>;
static constexpr bool is_defined_static = Ref::is_defined_static;
static constexpr auto Flags = Ref::Flags;
static constexpr Index RowsAtCompileTime = Ref::RowsAtCompileTime;
static constexpr Index ColsAtCompileTime = Ref::ColsAtCompileTime;
static constexpr bool IsVectorAtCompileTime = Ref::IsVectorAtCompileTime;
static constexpr bool has_static_storage = Ref::has_static_storage;
static constexpr int storage_order = Ref::storage_order;
static constexpr bool is_immutable = std::is_const_v<Ref>;
static constexpr bool is_defined_static = Ref::is_defined_static;
template<typename ET>
using as_concrete_type = as_concrete_t<ET, matrix>;
@ -111,21 +112,25 @@ namespace rotgen
else return *this;
}
value_type& operator()(Index i, Index j) { return base()(i, j); }
value_type operator()(Index i, Index j) const { return base()(i, j); }
value_type& operator()(Index i) requires(!is_immutable)
value_type& operator()(Index i, Index j) requires(!is_immutable)
{
return base()(i,j);
}
value_type& operator()(Index i) requires(!is_immutable && IsVectorAtCompileTime)
{
assert(is_contiguous_linear());
return base().data()[i];
}
value_type operator()(Index i) const
value_type& operator[](Index i) requires(!is_immutable && IsVectorAtCompileTime)
{
assert(is_contiguous_linear());
return base().data()[i];
return (*this)(i);
}
value_type operator()(Index i, Index j) const { return base()(i,j); }
value_type operator()(Index i) const requires(IsVectorAtCompileTime) { return base().data()[i]; }
value_type operator[](Index i) const requires(IsVectorAtCompileTime) { return (*this)(i); }
map& operator+=(map const& rhs)
{
base() += rhs.base();
@ -253,13 +258,6 @@ namespace rotgen
return *this;
}
bool is_contiguous_linear() const
{
if(base().innerStride() != 1) return false;
if constexpr(storage_order == rotgen::RowMajor) return base().outerStride() == base().cols();
else return base().outerStride() == base().rows();
}
using parent::innerStride;
using parent::outerStride;
using parent::rows;