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added mat tests and triangle tests

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Orange
2026-06-11 23:49:03 +03:00
parent a741fc1485
commit 854b50f317
4 changed files with 122 additions and 16 deletions
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include/omath/linear_algebra/mat.hpp
+30 -14
View File
@@ -679,7 +679,7 @@ namespace omath
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR, class Angle>
[[nodiscard("You must use rotation matrix")]]
Mat<4, 4, Type, St> mat_rotation_axis_x(const Angle& angle) noexcept
OMATH_CONSTEXPR Mat<4, 4, Type, St> mat_rotation_axis_x(const Angle& angle) noexcept
{
return
{
@@ -692,7 +692,7 @@ namespace omath
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR, class Angle>
[[nodiscard("You must use rotation matrix")]]
Mat<4, 4, Type, St> mat_rotation_axis_y(const Angle& angle) noexcept
OMATH_CONSTEXPR Mat<4, 4, Type, St> mat_rotation_axis_y(const Angle& angle) noexcept
{
return
{
@@ -705,7 +705,7 @@ namespace omath
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR, class Angle>
[[nodiscard("You must use rotation matrix")]]
Mat<4, 4, Type, St> mat_rotation_axis_z(const Angle& angle) noexcept
OMATH_CONSTEXPR Mat<4, 4, Type, St> mat_rotation_axis_z(const Angle& angle) noexcept
{
return
{
@@ -718,7 +718,7 @@ namespace omath
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR>
[[nodiscard("You must use camera view matrix")]]
static Mat<4, 4, Type, St> mat_camera_view(const Vector3<Type>& forward, const Vector3<Type>& right,
OMATH_CONSTEXPR static Mat<4, 4, Type, St> mat_camera_view(const Vector3<Type>& forward, const Vector3<Type>& right,
const Vector3<Type>& up, const Vector3<Type>& camera_origin) noexcept
{
return Mat<4, 4, Type, St>
@@ -732,12 +732,15 @@ namespace omath
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR,
NDCDepthRange DepthRange = NDCDepthRange::NEGATIVE_ONE_TO_ONE>
[[nodiscard("You must use perspective matrix")]]
[[nodiscard("You must use perspective matrix")]] OMATH_CONSTEXPR
Mat<4, 4, Type, St> mat_perspective_left_handed_vertical_fov(const Type field_of_view, const Type aspect_ratio,
const Type near, const Type far) noexcept
{
const auto fov_half_tan = std::tan(angles::degrees_to_radians(field_of_view) / Type{2});
#ifdef OMATH_USE_GCEM
const auto fov_half_tan = gcem::tan(angles::degrees_to_radians(field_of_view) / Type{2});
#else
const auto fov_half_tan = std::tan(angles::degrees_to_radians(field_of_view) / Type{2})
#endif
if constexpr (DepthRange == NDCDepthRange::ZERO_TO_ONE)
return {{Type{1} / (aspect_ratio * fov_half_tan), Type{0}, Type{0}, Type{0}},
{Type{0}, Type{1} / fov_half_tan, Type{0}, Type{0}},
@@ -754,11 +757,15 @@ namespace omath
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR,
NDCDepthRange DepthRange = NDCDepthRange::NEGATIVE_ONE_TO_ONE>
[[nodiscard("You must use perspective matrix")]]
[[nodiscard("You must use perspective matrix")]] OMATH_CONSTEXPR
Mat<4, 4, Type, St> mat_perspective_right_handed_vertical_fov(const Type field_of_view, const Type aspect_ratio,
const Type near, const Type far) noexcept
{
#ifdef OMATH_USE_GCEM
const auto fov_half_tan = gcem::tan(angles::degrees_to_radians(field_of_view) / Type{2});
#else
const auto fov_half_tan = std::tan(angles::degrees_to_radians(field_of_view) / Type{2});
#endif
if constexpr (DepthRange == NDCDepthRange::ZERO_TO_ONE)
return {{Type{1} / (aspect_ratio * fov_half_tan), Type{0}, Type{0}, Type{0}},
@@ -779,12 +786,16 @@ namespace omath
// X and Y scales derived as: X = 1 / tan(hfov/2), Y = aspect / tan(hfov/2).
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR,
NDCDepthRange DepthRange = NDCDepthRange::NEGATIVE_ONE_TO_ONE>
[[nodiscard("You must use perspective matrix")]]
[[nodiscard("You must use perspective matrix")]] OMATH_CONSTEXPR
Mat<4, 4, Type, St> mat_perspective_left_handed_horizontal_fov(const Type horizontal_fov,
const Type aspect_ratio, const Type near,
const Type far) noexcept
{
#ifdef OMATH_USE_GCEM
const auto inv_tan_half_hfov = Type{1} / gcem::tan(angles::degrees_to_radians(horizontal_fov) / Type{2});
#else
const auto inv_tan_half_hfov = Type{1} / std::tan(angles::degrees_to_radians(horizontal_fov) / Type{2});
#endif
const auto x_axis = inv_tan_half_hfov;
const auto y_axis = inv_tan_half_hfov * aspect_ratio;
@@ -804,12 +815,17 @@ namespace omath
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR,
NDCDepthRange DepthRange = NDCDepthRange::NEGATIVE_ONE_TO_ONE>
[[nodiscard("You must use perspective matrix")]]
[[nodiscard("You must use perspective matrix")]] OMATH_CONSTEXPR
Mat<4, 4, Type, St> mat_perspective_right_handed_horizontal_fov(const Type horizontal_fov,
const Type aspect_ratio, const Type near,
const Type far) noexcept
{
#ifdef OMATH_USE_GCEM
const auto inv_tan_half_hfov = Type{1} / gcem::tan(angles::degrees_to_radians(horizontal_fov) / Type{2});
#else
const auto inv_tan_half_hfov = Type{1} / std::tan(angles::degrees_to_radians(horizontal_fov) / Type{2});
#endif
const auto x_axis = inv_tan_half_hfov;
const auto y_axis = inv_tan_half_hfov * aspect_ratio;
@@ -828,7 +844,7 @@ namespace omath
}
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR,
NDCDepthRange DepthRange = NDCDepthRange::NEGATIVE_ONE_TO_ONE>
[[nodiscard("You must use ortho matrix")]]
[[nodiscard("You must use ortho matrix")]] OMATH_CONSTEXPR
Mat<4, 4, Type, St> mat_ortho_left_handed(const Type left, const Type right, const Type bottom, const Type top,
const Type near, const Type far) noexcept
{
@@ -853,7 +869,7 @@ namespace omath
}
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR,
NDCDepthRange DepthRange = NDCDepthRange::NEGATIVE_ONE_TO_ONE>
[[nodiscard("You must use ortho matrix")]]
[[nodiscard("You must use ortho matrix")]] OMATH_CONSTEXPR
Mat<4, 4, Type, St> mat_ortho_right_handed(const Type left, const Type right, const Type bottom, const Type top,
const Type near, const Type far) noexcept
{
@@ -877,7 +893,7 @@ namespace omath
std::unreachable();
}
template<class T = float, MatStoreType St = MatStoreType::COLUMN_MAJOR>
Mat<4, 4, T, St> mat_look_at_left_handed(const Vector3<T>& eye, const Vector3<T>& center, const Vector3<T>& up)
OMATH_CONSTEXPR Mat<4, 4, T, St> mat_look_at_left_handed(const Vector3<T>& eye, const Vector3<T>& center, const Vector3<T>& up)
{
const Vector3<T> f = (center - eye).normalized();
const Vector3<T> s = f.cross(up).normalized();
@@ -886,7 +902,7 @@ namespace omath
}
template<class T = float, MatStoreType St = MatStoreType::COLUMN_MAJOR>
Mat<4, 4, T, St>mat_look_at_right_handed(const Vector3<T>& eye, const Vector3<T>& center, const Vector3<T>& up)
OMATH_CONSTEXPR Mat<4, 4, T, St> mat_look_at_right_handed(const Vector3<T>& eye, const Vector3<T>& center, const Vector3<T>& up)
{
const Vector3<T> f = (center - eye).normalized();
const Vector3<T> s = f.cross(up).normalized();
include/omath/linear_algebra/triangle.hpp
+5 -1
View File
@@ -2,8 +2,8 @@
// Created by Orange on 11/13/2024.
//
#pragma once
#include "vector3.hpp"
#include "omath/internal/optional_constexpr_math.hpp"
#include "vector3.hpp"
namespace omath
{
/*
@@ -69,7 +69,11 @@ namespace omath
const auto side_b = side_b_length();
const auto hypot_value = hypot();
#ifdef OMATH_USE_GCEM
return gcem::abs(side_a * side_a + side_b * side_b - hypot_value * hypot_value) <= 0.0001f;
#else
return std::abs(side_a * side_a + side_b * side_b - hypot_value * hypot_value) <= 0.0001f;
#endif
}
[[nodiscard]]
constexpr Vector side_b_vector() const