mat4 matrix(vec4( 1,  2,  3,  4),
	            vec4( 5,  6,  7,  8),
	            vec4( 9, 10, 11, 12),
	            vec4(13, 14, 15, 16));

	vec4 result = matrix * vec4(1, 2, 3, 4);


30.000000 70.000000 110.000000 150.000000