C# (CSharp) YOpenGL QuaternionF примеры использования

Пример #1

        public void Rotate(QuaternionF quaternion)
        {
            Point3F center = new Point3F();

            this *= CreateRotationMatrix(ref quaternion, ref center);
        }

Пример #2

 public void RotateAt(QuaternionF quaternion, Point3F center)
 {
     this *= CreateRotationMatrix(ref quaternion, ref center);
 }

Пример #3

 public void RotateAtPrepend(QuaternionF quaternion, Point3F center)
 {
     this = CreateRotationMatrix(ref quaternion, ref center) * this;
 }

Пример #4

        public void RotatePrepend(QuaternionF quaternion)
        {
            Point3F center = new Point3F();

            this = CreateRotationMatrix(ref quaternion, ref center) * this;
        }