admin/omath
1
0
Fork 0
mirror of https://github.com/orange-cpp/omath.git synced 2026-02-13 07:03:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #88 from orange-cpp/feaute/more_support_for_hash

Browse Source 
Adds hash support for Vector2, Vector3, and Vector4
This commit is contained in:
Orange++
2025-10-14 13:08:28 +03:00
committed by GitHub
parent 568883ff1c eb8688c90c
commit 9a0470f781
4 changed files with 35 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
include/omath/linear_algebra/mat.hpp
View File

@@ -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
@@ -680,8 +679,7 @@ 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,
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

15
include/omath/linear_algebra/vector2.hpp
View File

@@ -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)
{

1
include/omath/linear_algebra/vector3.hpp
View File

@@ -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;

16
include/omath/linear_algebra/vector4.hpp
View File

@@ -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)
{