Adaptor that exposes a mutable lvalue accessor as read-only. More...

#include <concepts.hpp>

Public Types
using	data_handle_type = typename Accessor::data_handle_type

using	element_type = typename Accessor::element_type const

using	offset_policy = const_accessor_adaptor

using	offset_type = span_offset_t< Accessor >

using	reference = element_type &

Public Member Functions
UNI20_HOST_DEVICE constexpr reference	access (data_handle_type p, offset_type i) const

UNI20_HOST_DEVICE constexpr	const_accessor_adaptor (Accessor const &to_be_wrapped)

UNI20_HOST_DEVICE constexpr data_handle_type	offset (data_handle_type p, offset_type i) const

Detailed Description

template<AccessorPolicy Accessor>
requires std::is_same_v<typename Accessor::reference, typename Accessor::element_type&>
class uni20::const_accessor_adaptor< Accessor >

Adaptor that exposes a mutable lvalue accessor as read-only.

Example: to turn a mutable accessor returning T& into a read-only accessor returning T const&, use

const_accessor_adaptor<MyAccessor> read_access{access};

uni20::const_accessor_adaptor

Adaptor that exposes a mutable lvalue accessor as read-only.

Definition mdspan/concepts.hpp:121

uni20::const_accessor_adaptor::access

UNI20_HOST_DEVICE constexpr reference access(data_handle_type p, offset_type i) const

Definition mdspan/concepts.hpp:131

Template Parameters

Accessor An AccessorPolicy whose reference type will be adapted.