| static FromAngleAxis(double, Vector3) | Creates a quaternion around given axis and rotate in clockwise |
| static FromEulerAngle(Vector3) | Creates quaternion from given Euler angle |
| static FromEulerAngle(double, double, double) | Creates quaternion from given Euler angle |
| static FromRotation(Vector3, Vector3) | Creates a quaternion that rotate from original to destination direction |
| static Interpolate(float, Quaternion, Quaternion) | Populates this quaternion with the interpolated value between the given quaternion arguments for a t between from and to. |
| static Slerp(double, Quaternion, Quaternion) | Perform spherical linear interpolation between two values |
| Concat(Quaternion) | Concatenate two quaternions |
| Conjugate() | Returns a conjugate quaternion of current quaternion |
| Dot(Quaternion) | Dots product |
| override Equals(object) | Check if two quaternions equals |
| EulerAngles() | Converts quaternion to rotation represented by Euler angles All components are in radian |
| override GetHashCode() | Gets the hash code of Quaternion |
| Inverse() | Returns a inverse quaternion of current quaternion |
| Normalize() | Normalize the quaternion |
| ToAngleAxis(out double, out Vector3) | |
| ToMatrix() | Convert the rotation presented by quaternion to transform matrix. |
| override ToString() | Gets the representation of quaternion in string |
| operator + | Operator overloading for + |
| operator / | Operator overloading for / |
| operator == | Equal operator for quaternion |
| operator != | Not-equal operator for quaternion |
| operator * | Operator overloading for * (5 operators) |
