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> template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR>
[[nodiscard]] [[nodiscard]]
Mat<4, 4, Type, St> mat_ortho_left_handed(const Type left, const Type right, Mat<4, 4, Type, St> mat_ortho_left_handed(const Type left, const Type right, const Type bottom, const Type top,
const Type bottom, const Type top,
const Type near, const Type far) noexcept const Type near, const Type far) noexcept
{ {
return return
@@ -680,8 +679,7 @@ namespace omath
} }
template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR> template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR>
[[nodiscard]] [[nodiscard]]
Mat<4, 4, Type, St> mat_ortho_right_handed(const Type left, const Type right, Mat<4, 4, Type, St> mat_ortho_right_handed(const Type left, const Type right, const Type bottom, const Type top,
const Type bottom, const Type top,
const Type near, const Type far) noexcept const Type near, const Type far) noexcept
{ {
return return

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

@@ -234,6 +234,21 @@ namespace omath
}; };
} // 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> template<class Type>
struct std::formatter<omath::Vector2<Type>> // NOLINT(*-dcl58-cpp) 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>> template<> struct std::hash<omath::Vector3<float>>
{ {
[[nodiscard]]
std::size_t operator()(const omath::Vector3<float>& vec) const noexcept std::size_t operator()(const omath::Vector3<float>& vec) const noexcept
{ {
std::size_t hash = 0; std::size_t hash = 0;

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

@@ -202,6 +202,22 @@ namespace omath
}; };
} // 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> template<class Type>
struct std::formatter<omath::Vector4<Type>> // NOLINT(*-dcl58-cpp) struct std::formatter<omath::Vector4<Type>> // NOLINT(*-dcl58-cpp)
{ {