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Adds hash support for Vector2, Vector3, and Vector4 #88

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Merged
merged 2 commits into from
Oct 14, 2025
Merged

Adds hash support for Vector2, Vector3, and Vector4 #88

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9f2f619
Adds hash support for Vector2, Vector3, and Vector4
orange-cpp Oct 14, 2025
eb8688c
Unifies orthographic matrix generation
orange-cpp Oct 14, 2025
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8 changes: 3 additions & 5 deletions include/omath/linear_algebra/mat.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -666,8 +666,7 @@ namespace omath
}
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR>
[[nodiscard]]
Mat<4, 4, Type, St> mat_ortho_left_handed(const Type left, const Type right,
const Type bottom, const Type top,
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
{
return
Expand All @@ -680,9 +679,8 @@ namespace omath
}
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR>
[[nodiscard]]
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
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
{
return
{
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15 changes: 15 additions & 0 deletions include/omath/linear_algebra/vector2.hpp
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Expand Up @@ -234,6 +234,21 @@ namespace omath
};
} // namespace omath

template<> struct std::hash<omath::Vector2<float>>
{
[[nodiscard]]
std::size_t operator()(const omath::Vector2<float>& vec) const noexcept
{
std::size_t hash = 0;
constexpr std::hash<float> hasher;

hash ^= hasher(vec.x) + 0x9e3779b9 + (hash << 6) + (hash >> 2);
hash ^= hasher(vec.y) + 0x9e3779b9 + (hash << 6) + (hash >> 2);

return hash;
}
};

template<class Type>
struct std::formatter<omath::Vector2<Type>> // NOLINT(*-dcl58-cpp)
{
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1 change: 1 addition & 0 deletions include/omath/linear_algebra/vector3.hpp
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Expand Up @@ -273,6 +273,7 @@ namespace omath

template<> struct std::hash<omath::Vector3<float>>
{
[[nodiscard]]
std::size_t operator()(const omath::Vector3<float>& vec) const noexcept
{
std::size_t hash = 0;
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16 changes: 16 additions & 0 deletions include/omath/linear_algebra/vector4.hpp
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Expand Up @@ -202,6 +202,22 @@ namespace omath
};
} // namespace omath

template<> struct std::hash<omath::Vector4<float>>
{
[[nodiscard]]
std::size_t operator()(const omath::Vector4<float>& vec) const noexcept
{
std::size_t hash = 0;
constexpr std::hash<float> hasher;

hash ^= hasher(vec.x) + 0x9e3779b9 + (hash << 6) + (hash >> 2);
hash ^= hasher(vec.y) + 0x9e3779b9 + (hash << 6) + (hash >> 2);
hash ^= hasher(vec.z) + 0x9e3779b9 + (hash << 6) + (hash >> 2);
hash ^= hasher(vec.w) + 0x9e3779b9 + (hash << 6) + (hash >> 2);
return hash;
}
};

template<class Type>
struct std::formatter<omath::Vector4<Type>> // NOLINT(*-dcl58-cpp)
{
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