diff options
Diffstat (limited to 'core/variant/variant.cpp')
-rw-r--r-- | core/variant/variant.cpp | 144 |
1 files changed, 104 insertions, 40 deletions
diff --git a/core/variant/variant.cpp b/core/variant/variant.cpp index aa640924e4..6007268e21 100644 --- a/core/variant/variant.cpp +++ b/core/variant/variant.cpp @@ -2780,7 +2780,7 @@ uint32_t Variant::recursive_hash(int recursion_count) const { return hash_one_uint64((uint64_t)_data._int); } break; case FLOAT: { - return hash_djb2_one_float(_data._float); + return hash_murmur3_one_float(_data._float); } break; case STRING: { return reinterpret_cast<const String *>(_data._mem)->hash(); @@ -2788,50 +2788,102 @@ uint32_t Variant::recursive_hash(int recursion_count) const { // math types case VECTOR2: { - return hash_murmur3_32(reinterpret_cast<const Vector2 *>(_data._mem), sizeof(Vector2)); + return HashMapHasherDefault::hash(*reinterpret_cast<const Vector2 *>(_data._mem)); } break; case VECTOR2I: { - return hash_murmur3_32(reinterpret_cast<const Vector2i *>(_data._mem), sizeof(Vector2i)); + return HashMapHasherDefault::hash(*reinterpret_cast<const Vector2i *>(_data._mem)); } break; case RECT2: { - return hash_murmur3_32(reinterpret_cast<const Rect2 *>(_data._mem), sizeof(Rect2)); + return HashMapHasherDefault::hash(*reinterpret_cast<const Rect2 *>(_data._mem)); } break; case RECT2I: { - return hash_murmur3_32(reinterpret_cast<const Rect2i *>(_data._mem), sizeof(Rect2i)); + return HashMapHasherDefault::hash(*reinterpret_cast<const Rect2i *>(_data._mem)); } break; case TRANSFORM2D: { - return hash_murmur3_32(reinterpret_cast<const Transform2D *>(_data._transform2d), sizeof(Transform2D)); + uint32_t h = HASH_MURMUR3_SEED; + const Transform2D &t = *_data._transform2d; + h = hash_murmur3_one_real(t[0].x, h); + h = hash_murmur3_one_real(t[0].y, h); + h = hash_murmur3_one_real(t[1].x, h); + h = hash_murmur3_one_real(t[1].y, h); + h = hash_murmur3_one_real(t[2].x, h); + h = hash_murmur3_one_real(t[2].y, h); + + return hash_fmix32(h); } break; case VECTOR3: { - return hash_murmur3_32(reinterpret_cast<const Vector3 *>(_data._mem), sizeof(Vector3)); + return HashMapHasherDefault::hash(*reinterpret_cast<const Vector3 *>(_data._mem)); } break; case VECTOR3I: { - return hash_murmur3_32(reinterpret_cast<const Vector3i *>(_data._mem), sizeof(Vector3i)); + return HashMapHasherDefault::hash(*reinterpret_cast<const Vector3i *>(_data._mem)); } break; case PLANE: { - return hash_murmur3_32(reinterpret_cast<const Plane *>(_data._mem), sizeof(Plane)); + uint32_t h = HASH_MURMUR3_SEED; + const Plane &p = *reinterpret_cast<const Plane *>(_data._mem); + h = hash_murmur3_one_real(p.normal.x, h); + h = hash_murmur3_one_real(p.normal.y, h); + h = hash_murmur3_one_real(p.normal.z, h); + h = hash_murmur3_one_real(p.d, h); + return hash_fmix32(h); } break; case AABB: { - return hash_murmur3_32(_data._aabb, sizeof(AABB)); + return HashMapHasherDefault::hash(*_data._aabb); } break; case QUATERNION: { - return hash_murmur3_32(reinterpret_cast<const Quaternion *>(_data._mem), sizeof(Quaternion)); + uint32_t h = HASH_MURMUR3_SEED; + const Quaternion &q = *reinterpret_cast<const Quaternion *>(_data._mem); + h = hash_murmur3_one_real(q.x, h); + h = hash_murmur3_one_real(q.y, h); + h = hash_murmur3_one_real(q.z, h); + h = hash_murmur3_one_real(q.w, h); + return hash_fmix32(h); } break; case BASIS: { - return hash_murmur3_32(_data._basis, sizeof(Basis)); + uint32_t h = HASH_MURMUR3_SEED; + const Basis &b = *_data._basis; + h = hash_murmur3_one_real(b[0].x, h); + h = hash_murmur3_one_real(b[0].y, h); + h = hash_murmur3_one_real(b[0].z, h); + h = hash_murmur3_one_real(b[1].x, h); + h = hash_murmur3_one_real(b[1].y, h); + h = hash_murmur3_one_real(b[1].z, h); + h = hash_murmur3_one_real(b[2].x, h); + h = hash_murmur3_one_real(b[2].y, h); + h = hash_murmur3_one_real(b[2].z, h); + return hash_fmix32(h); } break; case TRANSFORM3D: { - return hash_murmur3_32(_data._transform3d, sizeof(Transform3D)); + uint32_t h = HASH_MURMUR3_SEED; + const Transform3D &t = *_data._transform3d; + h = hash_murmur3_one_real(t.basis[0].x, h); + h = hash_murmur3_one_real(t.basis[0].y, h); + h = hash_murmur3_one_real(t.basis[0].z, h); + h = hash_murmur3_one_real(t.basis[1].x, h); + h = hash_murmur3_one_real(t.basis[1].y, h); + h = hash_murmur3_one_real(t.basis[1].z, h); + h = hash_murmur3_one_real(t.basis[2].x, h); + h = hash_murmur3_one_real(t.basis[2].y, h); + h = hash_murmur3_one_real(t.basis[2].z, h); + h = hash_murmur3_one_real(t.origin.x, h); + h = hash_murmur3_one_real(t.origin.y, h); + h = hash_murmur3_one_real(t.origin.z, h); + return hash_fmix32(h); } break; // misc types case COLOR: { - return hash_murmur3_32(reinterpret_cast<const Color *>(_data._mem), sizeof(Color)); + uint32_t h = HASH_MURMUR3_SEED; + const Color &c = *reinterpret_cast<const Color *>(_data._mem); + h = hash_murmur3_one_float(c.r, h); + h = hash_murmur3_one_float(c.g, h); + h = hash_murmur3_one_float(c.b, h); + h = hash_murmur3_one_float(c.a, h); + return hash_fmix32(h); } break; case RID: { return hash_one_uint64(reinterpret_cast<const ::RID *>(_data._mem)->get_id()); } break; case OBJECT: { - return hash_one_uint64(make_uint64_t(_get_obj().obj)); + return hash_one_uint64(hash_make_uint64_t(_get_obj().obj)); } break; case STRING_NAME: { return reinterpret_cast<const StringName *>(_data._mem)->hash(); @@ -2850,7 +2902,7 @@ uint32_t Variant::recursive_hash(int recursion_count) const { case SIGNAL: { const Signal &s = *reinterpret_cast<const Signal *>(_data._mem); uint32_t hash = s.get_name().hash(); - return hash_djb2_one_64(s.get_object_id(), hash); + return hash_murmur3_one_64(s.get_object_id(), hash); } break; case ARRAY: { const Array &arr = *reinterpret_cast<const Array *>(_data._mem); @@ -2862,9 +2914,9 @@ uint32_t Variant::recursive_hash(int recursion_count) const { int len = arr.size(); if (likely(len)) { const uint8_t *r = arr.ptr(); - return hash_murmur3_32((uint8_t *)&r[0], len); + return hash_murmur3_buffer((uint8_t *)&r[0], len); } else { - return hash_djb2_one_64(0); + return hash_murmur3_one_64(0); } } break; @@ -2873,9 +2925,9 @@ uint32_t Variant::recursive_hash(int recursion_count) const { int len = arr.size(); if (likely(len)) { const int32_t *r = arr.ptr(); - return hash_murmur3_32((uint8_t *)&r[0], len * sizeof(int32_t)); + return hash_murmur3_buffer((uint8_t *)&r[0], len * sizeof(int32_t)); } else { - return hash_djb2_one_64(0); + return hash_murmur3_one_64(0); } } break; @@ -2884,9 +2936,9 @@ uint32_t Variant::recursive_hash(int recursion_count) const { int len = arr.size(); if (likely(len)) { const int64_t *r = arr.ptr(); - return hash_murmur3_32((uint8_t *)&r[0], len * sizeof(int64_t)); + return hash_murmur3_buffer((uint8_t *)&r[0], len * sizeof(int64_t)); } else { - return hash_djb2_one_64(0); + return hash_murmur3_one_64(0); } } break; @@ -2896,9 +2948,13 @@ uint32_t Variant::recursive_hash(int recursion_count) const { if (likely(len)) { const float *r = arr.ptr(); - return hash_murmur3_32((uint8_t *)&r[0], len * sizeof(float)); + uint32_t h = HASH_MURMUR3_SEED; + for (int32_t i = 0; i < len; i++) { + h = hash_murmur3_one_float(r[i], h); + } + return hash_fmix32(h); } else { - return hash_djb2_one_float(0.0); + return hash_murmur3_one_float(0.0); } } break; @@ -2908,14 +2964,18 @@ uint32_t Variant::recursive_hash(int recursion_count) const { if (likely(len)) { const double *r = arr.ptr(); - return hash_murmur3_32((uint8_t *)&r[0], len * sizeof(double)); + uint32_t h = HASH_MURMUR3_SEED; + for (int32_t i = 0; i < len; i++) { + h = hash_murmur3_one_double(r[i], h); + } + return hash_fmix32(h); } else { - return hash_djb2_one_float(0.0); + return hash_murmur3_one_float(0.0); } } break; case PACKED_STRING_ARRAY: { - uint32_t hash = 5831; + uint32_t hash = HASH_MURMUR3_SEED; const Vector<String> &arr = PackedArrayRef<String>::get_array(_data.packed_array); int len = arr.size(); @@ -2923,14 +2983,15 @@ uint32_t Variant::recursive_hash(int recursion_count) const { const String *r = arr.ptr(); for (int i = 0; i < len; i++) { - hash = hash_djb2_one_32(r[i].hash(), hash); + hash = hash_murmur3_one_32(r[i].hash(), hash); } + hash = hash_fmix32(hash); } return hash; } break; case PACKED_VECTOR2_ARRAY: { - uint32_t hash = 5831; + uint32_t hash = HASH_MURMUR3_SEED; const Vector<Vector2> &arr = PackedArrayRef<Vector2>::get_array(_data.packed_array); int len = arr.size(); @@ -2938,15 +2999,16 @@ uint32_t Variant::recursive_hash(int recursion_count) const { const Vector2 *r = arr.ptr(); for (int i = 0; i < len; i++) { - hash = hash_djb2_one_float(r[i].x, hash); - hash = hash_djb2_one_float(r[i].y, hash); + hash = hash_murmur3_one_real(r[i].x, hash); + hash = hash_murmur3_one_real(r[i].y, hash); } + hash = hash_fmix32(hash); } return hash; } break; case PACKED_VECTOR3_ARRAY: { - uint32_t hash = 5831; + uint32_t hash = HASH_MURMUR3_SEED; const Vector<Vector3> &arr = PackedArrayRef<Vector3>::get_array(_data.packed_array); int len = arr.size(); @@ -2954,16 +3016,17 @@ uint32_t Variant::recursive_hash(int recursion_count) const { const Vector3 *r = arr.ptr(); for (int i = 0; i < len; i++) { - hash = hash_djb2_one_float(r[i].x, hash); - hash = hash_djb2_one_float(r[i].y, hash); - hash = hash_djb2_one_float(r[i].z, hash); + hash = hash_murmur3_one_real(r[i].x, hash); + hash = hash_murmur3_one_real(r[i].y, hash); + hash = hash_murmur3_one_real(r[i].z, hash); } + hash = hash_fmix32(hash); } return hash; } break; case PACKED_COLOR_ARRAY: { - uint32_t hash = 5831; + uint32_t hash = HASH_MURMUR3_SEED; const Vector<Color> &arr = PackedArrayRef<Color>::get_array(_data.packed_array); int len = arr.size(); @@ -2971,11 +3034,12 @@ uint32_t Variant::recursive_hash(int recursion_count) const { const Color *r = arr.ptr(); for (int i = 0; i < len; i++) { - hash = hash_djb2_one_float(r[i].r, hash); - hash = hash_djb2_one_float(r[i].g, hash); - hash = hash_djb2_one_float(r[i].b, hash); - hash = hash_djb2_one_float(r[i].a, hash); + hash = hash_murmur3_one_float(r[i].r, hash); + hash = hash_murmur3_one_float(r[i].g, hash); + hash = hash_murmur3_one_float(r[i].b, hash); + hash = hash_murmur3_one_float(r[i].a, hash); } + hash = hash_fmix32(hash); } return hash; |