Quaternion quat = quaternion.new()

Quaternion quat = quaternion.new(Quaternion quat)

Quaternion quat = quaternion.new(Vector vec, float w)

Quaternion quat = quaternion.new(float x, float y, float z, float w)

Quaternion quat = quaternion.new(Matrix matrix)

Quaternion quat = quat.from_euler(float x, float y, float z)

Quaternion quat = quaternion.from_memory(uint quat_ptr)

uint ptr = quat:get_pointer()

quat:set(Quaternion quat)

quat:set(Vector vec, float w)

quat:set(float x, float y, float z, float w)

quat:set(Matrix matrix)

float x, float y, float z, float w = quat:get()

quat:rotate(float x, float y, float z, float angle, [int combine_op])

quat:normalize()

Quaternion quat = quat:get_normalized()

Quaternion quat = quat:get_slerped(Quaternion quat, float t)

float x, float y, float z = quat:get_euler()

float x = quat.x

float y = quat.y

float z = quat.z

float w = quat.w