SharpMath.float4x4.MakeRotY C# (CSharp) 메소드

        public float4x4 MakeRotY( float _fAngle )
        {
            MakeIdentity(); float fCosine = (float) System.Math.Cos( _fAngle ); float fSine = (float) System.Math.Sin( _fAngle ); m[0, 0] = +fCosine; m[0, 2] = -fSine; m[2, 0] = +fSine; m[2, 2] = +fCosine; return this;
        }