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BLI: Add hash function to quaternion type

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Just reuse the 4D vector hash.
This allows creating a CPPType for math::Quaternion.
This commit is contained in:
Hans Goudey 2023-06-08 17:42:36 -04:00
parent 04422064fb
commit 65d8cfd82d
1 changed files with 5 additions and 0 deletions
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source/blender/blenlib/BLI_math_quaternion_types.hh
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@ -162,6 +162,11 @@ template<typename T> struct QuaternionBase {
return (a.w == b.w) && (a.x == b.x) && (a.y == b.y) && (a.z == b.z); return (a.w == b.w) && (a.x == b.x) && (a.y == b.y) && (a.z == b.z);
} }
uint64_t hash() const
{
return VecBase<T, 4>(*this).hash();
}
friend std::ostream &operator<<(std::ostream &stream, const QuaternionBase &rot) friend std::ostream &operator<<(std::ostream &stream, const QuaternionBase &rot)
{ {
return stream << "Quaternion" << static_cast<VecBase<T, 4>>(rot); return stream << "Quaternion" << static_cast<VecBase<T, 4>>(rot);