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author | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2017-05-12 15:49:50 +0200 |
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committer | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2017-05-12 15:49:50 +0200 |
commit | e62817b8252974b8a98393275874ee303840bf13 (patch) | |
tree | 4565935f06e369f4a84410b0c098958e07a750c7 /depedencies/include/glm/gtx/hash.inl | |
parent | 2017-05-10 (diff) | |
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Diffstat (limited to 'depedencies/include/glm/gtx/hash.inl')
-rw-r--r-- | depedencies/include/glm/gtx/hash.inl | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/depedencies/include/glm/gtx/hash.inl b/depedencies/include/glm/gtx/hash.inl new file mode 100644 index 0000000..c42f4f0 --- /dev/null +++ b/depedencies/include/glm/gtx/hash.inl @@ -0,0 +1,185 @@ +/// @ref gtx_hash +/// @file glm/gtx/hash.inl +/// +/// @see core (dependence) +/// +/// @defgroup gtx_hash GLM_GTX_hash +/// @ingroup gtx +/// +/// @brief Add std::hash support for glm types +/// +/// <glm/gtx/hash.inl> need to be included to use these functionalities. + +namespace glm { +namespace detail +{ + GLM_INLINE void hash_combine(size_t &seed, size_t hash) + { + hash += 0x9e3779b9 + (seed << 6) + (seed >> 2); + seed ^= hash; + } +}} + +namespace std +{ + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tvec1<T, P>>::operator()(glm::tvec1<T, P> const & v) const + { + hash<T> hasher; + return hasher(v.x); + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tvec2<T, P>>::operator()(glm::tvec2<T, P> const & v) const + { + size_t seed = 0; + hash<T> hasher; + glm::detail::hash_combine(seed, hasher(v.x)); + glm::detail::hash_combine(seed, hasher(v.y)); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tvec3<T, P>>::operator()(glm::tvec3<T, P> const & v) const + { + size_t seed = 0; + hash<T> hasher; + glm::detail::hash_combine(seed, hasher(v.x)); + glm::detail::hash_combine(seed, hasher(v.y)); + glm::detail::hash_combine(seed, hasher(v.z)); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tvec4<T, P>>::operator()(glm::tvec4<T, P> const & v) const + { + size_t seed = 0; + hash<T> hasher; + glm::detail::hash_combine(seed, hasher(v.x)); + glm::detail::hash_combine(seed, hasher(v.y)); + glm::detail::hash_combine(seed, hasher(v.z)); + glm::detail::hash_combine(seed, hasher(v.w)); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tquat<T, P>>::operator()(glm::tquat<T,P> const & q) const + { + size_t seed = 0; + hash<T> hasher; + glm::detail::hash_combine(seed, hasher(q.x)); + glm::detail::hash_combine(seed, hasher(q.y)); + glm::detail::hash_combine(seed, hasher(q.z)); + glm::detail::hash_combine(seed, hasher(q.w)); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tdualquat<T, P>>::operator()(glm::tdualquat<T, P> const & q) const + { + size_t seed = 0; + hash<glm::tquat<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(q.real)); + glm::detail::hash_combine(seed, hasher(q.dual)); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tmat2x2<T, P>>::operator()(glm::tmat2x2<T, P> const & m) const + { + size_t seed = 0; + hash<glm::tvec2<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(m[0])); + glm::detail::hash_combine(seed, hasher(m[1])); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tmat2x3<T, P>>::operator()(glm::tmat2x3<T, P> const & m) const + { + size_t seed = 0; + hash<glm::tvec3<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(m[0])); + glm::detail::hash_combine(seed, hasher(m[1])); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tmat2x4<T, P>>::operator()(glm::tmat2x4<T, P> const & m) const + { + size_t seed = 0; + hash<glm::tvec4<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(m[0])); + glm::detail::hash_combine(seed, hasher(m[1])); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tmat3x2<T, P>>::operator()(glm::tmat3x2<T, P> const & m) const + { + size_t seed = 0; + hash<glm::tvec2<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(m[0])); + glm::detail::hash_combine(seed, hasher(m[1])); + glm::detail::hash_combine(seed, hasher(m[2])); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tmat3x3<T, P>>::operator()(glm::tmat3x3<T, P> const & m) const + { + size_t seed = 0; + hash<glm::tvec3<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(m[0])); + glm::detail::hash_combine(seed, hasher(m[1])); + glm::detail::hash_combine(seed, hasher(m[2])); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tmat3x4<T, P>>::operator()(glm::tmat3x4<T, P> const & m) const + { + size_t seed = 0; + hash<glm::tvec4<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(m[0])); + glm::detail::hash_combine(seed, hasher(m[1])); + glm::detail::hash_combine(seed, hasher(m[2])); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tmat4x2<T,P>>::operator()(glm::tmat4x2<T,P> const & m) const + { + size_t seed = 0; + hash<glm::tvec2<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(m[0])); + glm::detail::hash_combine(seed, hasher(m[1])); + glm::detail::hash_combine(seed, hasher(m[2])); + glm::detail::hash_combine(seed, hasher(m[3])); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tmat4x3<T,P>>::operator()(glm::tmat4x3<T,P> const & m) const + { + size_t seed = 0; + hash<glm::tvec3<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(m[0])); + glm::detail::hash_combine(seed, hasher(m[1])); + glm::detail::hash_combine(seed, hasher(m[2])); + glm::detail::hash_combine(seed, hasher(m[3])); + return seed; + } + + template <typename T, glm::precision P> + GLM_FUNC_QUALIFIER size_t hash<glm::tmat4x4<T,P>>::operator()(glm::tmat4x4<T, P> const & m) const + { + size_t seed = 0; + hash<glm::tvec4<T, P>> hasher; + glm::detail::hash_combine(seed, hasher(m[0])); + glm::detail::hash_combine(seed, hasher(m[1])); + glm::detail::hash_combine(seed, hasher(m[2])); + glm::detail::hash_combine(seed, hasher(m[3])); + return seed; + } +} |