8#ifndef BOOST_GIL_CONCEPTS_FWD_HPP
9#define BOOST_GIL_CONCEPTS_FWD_HPP
11namespace boost {
namespace gil {
15template <
typename ColorBase,
int K>
struct kth_element_type;
16template <
typename ColorBase,
int K>
struct kth_element_reference_type;
17template <
typename ColorBase,
int K>
struct kth_element_const_reference_type;
20template <
typename ColorBase>
struct size;
23template <
typename T>
struct is_pixel;
24template <
typename T>
struct is_planar;
26template <
typename T>
struct color_space_type;
27template <
typename T>
struct channel_mapping_type;
defined(BOOST_NO_CXX17_HDR_MEMORY_RESOURCE)
Definition algorithm.hpp:36
Base template for types that model HasDynamicXStepTypeConcept.
Definition fwd.hpp:30
Base template for types that model HasDynamicYStepTypeConcept.
Definition fwd.hpp:31
Specifies the element type of a homogeneous color base.
Definition fwd.hpp:21
Specifies the return type of the constant semantic_at_c<K>(color_base);.
Definition fwd.hpp:19
Specifies the return type of the mutable semantic_at_c<K>(color_base);.
Definition fwd.hpp:18
Returns the number of channels of a pixel-based GIL construct.
Definition fwd.hpp:28
Returns an integral constant type specifying the number of elements in a color base.
Definition fwd.hpp:20