Axiom.Math.Quaternion.operator C# (CSharp) Method

Quaternion Class Documentation Show file Open project: WolfgangSt/axiom

operator() public static method

public static operator ( ) : Vector3
return	Vector3

		public static Vector3 operator *( Quaternion quat, Vector3 vector )
		{
			// nVidia SDK implementation
			Vector3 uv, uuv;
			Vector3 qvec = new Vector3( quat.x, quat.y, quat.z );

			uv = qvec.Cross( vector );
			uuv = qvec.Cross( uv );
			uv *= ( 2.0f * quat.w );
			uuv *= 2.0f;

			return vector + uv + uuv;

			// get the rotation matrix of the Quaternion and multiply it times the vector
			//return quat.ToRotationMatrix() * vector;
		}