light7734
97ca429d38
Some checks failed
continuous-integration/drone/push Build is failing
Reviewed-on: #62 Co-authored-by: light7734 <light7734@tuta.io> Co-committed-by: light7734 <light7734@tuta.io>
110 lines
2.4 KiB
C++
110 lines
2.4 KiB
C++
#pragma once
|
|
|
|
#include <math/vec3.hpp>
|
|
#include <math/vec4.hpp>
|
|
|
|
namespace lt::math {
|
|
|
|
template<typename T = float>
|
|
struct mat4_impl
|
|
{
|
|
using Column_T = vec4_impl<T>;
|
|
|
|
constexpr explicit mat4_impl(T scalar = 0)
|
|
: values(
|
|
{
|
|
Column_T { scalar },
|
|
Column_T { scalar },
|
|
Column_T { scalar },
|
|
Column_T { scalar },
|
|
}
|
|
)
|
|
{
|
|
}
|
|
|
|
// clang-format off
|
|
constexpr mat4_impl(
|
|
const T& x0, const T& y0, const T& z0, const T& w0,
|
|
const T& x1, const T& y1, const T& z1, const T& w1,
|
|
const T& x2, const T& y2, const T& z2, const T& w2,
|
|
const T& x3, const T& y3, const T& z3, const T& w3
|
|
)
|
|
// clang-format on
|
|
: values({ { x0, x1, x2, x3 }, { y0, y1, y2, y3 }, { z0, z1, z2, z3 }, { w0, w1, w2, w3 } })
|
|
{
|
|
}
|
|
|
|
constexpr mat4_impl(
|
|
const Column_T &column_x,
|
|
const Column_T &column_y,
|
|
const Column_T &column_z,
|
|
const Column_T &column_w
|
|
)
|
|
: values({ column_x, column_y, column_z, column_w })
|
|
{
|
|
}
|
|
|
|
[[nodiscard]] static constexpr auto identity() -> mat4_impl<T>
|
|
{
|
|
return mat4_impl<T> {
|
|
{ 1 }, {}, {}, {}, //
|
|
{}, { 1 }, {}, {}, //
|
|
{}, {}, { 1 }, {}, //
|
|
{}, {}, {}, { 1 }, //
|
|
};
|
|
}
|
|
|
|
[[nodiscard]] constexpr auto operator[](size_t idx) -> Column_T &
|
|
{
|
|
return values[idx];
|
|
}
|
|
|
|
[[nodiscard]] constexpr auto operator[](size_t idx) const -> const Column_T &
|
|
{
|
|
return values[idx];
|
|
}
|
|
|
|
[[nodiscard]] constexpr auto operator*(const mat4_impl<T> &other) const -> mat4_impl<T>
|
|
{
|
|
return mat4_impl<T> {};
|
|
}
|
|
|
|
[[nodiscard]] constexpr auto operator*(const vec4_impl<T> &other) const -> vec4_impl<T>
|
|
{
|
|
return vec4_impl<T> {};
|
|
}
|
|
|
|
std::array<Column_T, 4> values; // NOLINT
|
|
};
|
|
|
|
template<typename T>
|
|
[[nodiscard]] inline auto translate(const vec3_impl<T> &value) -> mat4_impl<T>
|
|
{
|
|
return mat4_impl<T> {};
|
|
}
|
|
|
|
template<typename T>
|
|
[[nodiscard]] inline auto rotate(float value, const vec3_impl<T> &xyz) -> mat4_impl<T>
|
|
{
|
|
return mat4_impl<T> {};
|
|
}
|
|
|
|
template<typename T>
|
|
[[nodiscard]] inline auto scale(const vec3_impl<T> &value) -> mat4_impl<T>
|
|
{
|
|
return mat4_impl<T> {};
|
|
}
|
|
|
|
template<typename T>
|
|
[[nodiscard]] inline auto inverse(const mat4_impl<T> &value) -> mat4_impl<T>
|
|
{
|
|
return mat4_impl<T> {};
|
|
}
|
|
|
|
using mat4 = mat4_impl<float>;
|
|
|
|
using imat4 = mat4_impl<int32_t>;
|
|
|
|
using umat4 = mat4_impl<uint32_t>;
|
|
|
|
} // namespace lt::math
|