Grid2

File: samarium/util/Grid2.hpp

Hold values on a (contiguous) 2d grid

namespace sm

Typedefs

using Image = Grid2<Color>

using ScalarField = Grid2<f64>

using VectorField = Grid2<Vec2>

Functions

constexpr auto convert_1d_to_2d(Dimensions dims, u64 index)

constexpr auto convert_2d_to_1d(Dimensions dims, Indices coordinates)

inline auto iota_view_2d(Dimensions dims)

inline auto subdivide_box(Box2<f64> box, Dimensions rows_cols, f64 scale = 1.0)

Variables

static constexpr auto dims4K = Dimensions{3840UL, 2160UL}

static constexpr auto dimsFHD = Dimensions{1920UL, 1080UL}

static constexpr auto dims720 = Dimensions{1280UL, 720UL}

static constexpr auto dims480 = Dimensions{640UL, 480UL}

static constexpr auto dimsP2 = Dimensions{2048UL, 1024UL}

template<typename T>
class Grid2

Public Types

using value_type = T

using reference = T&

using const_reference = const T&

using iterator = T*

using const_iterator = T const*

using difference_type = std::ptrdiff_t

using size_type = u64

Public Functions

inline explicit Grid2(Dimensions dims_)

inline Grid2(Dimensions dims_, T init_value)

inline explicit Grid2(std::span<const T> span, Dimensions dims_)

inline auto operator[](Indices indices) -> reference

inline auto operator[](Indices indices) const -> const_reference

inline auto operator[](u64 index) noexcept -> T&

inline auto operator[](u64 index) const noexcept -> const_reference

inline auto at(Indices indices) -> T&

inline auto at(Indices indices) const -> const_reference

inline auto at(u64 index) -> T&

inline auto at(u64 index) const -> const_reference

inline auto at_or(Indices indices, T default_value) const -> T

inline auto at_or(u64 index, T default_value) const -> T

inline auto begin()

inline auto end()

inline auto begin() const

inline auto end() const

inline auto cbegin() const

inline auto cend() const

inline auto front() const -> const_reference

inline auto front() -> reference

inline auto back() const -> const_reference

inline auto back() -> reference

inline auto size() const

inline auto empty() const

inline auto bounding_box() const

inline auto fill(const T &value)

template<concepts::ColorFormat Format>
inline auto formatted_data(Format format) const

inline auto span()

inline iterator data()

inline const_iterator data() const

inline auto upscale(u64 upscale_factor) const

inline auto enumerate_1d()

inline auto enumerate_2d()

inline auto byte_size() const

Public Members

std::vector<T> elements

const Dimensions dims

Public Static Functions

template<typename Fn>
static inline auto generate(Dimensions dims, Fn &&fn)