Method Project

Source/Engine/Core/Math/Vector3.cs:1355–1361

Projects a vector onto another vector. The vector to project. The projection normal vector. The projected vector.

(Vector3 vector, Vector3 onNormal)

        /// <param name="onNormal">The projection normal vector.</param>
        /// <returns>The projected vector.</returns>
        public static Vector3 Project(Vector3 vector, Vector3 onNormal)
        {
            Real sqrMag = Dot(onNormal, onNormal);
            if (sqrMag < Mathr.Epsilon)
                return Zero;
            return onNormal * Dot(vector, onNormal) / sqrMag;
        }

        /// <summary>
        /// Projects a vector onto a plane defined by a normal orthogonal to the plane.