remove unused variables.

js/pixl/public/trixl.html

			}
		}
		var angle = {x: 0, y: 0, z: 0};
		var offset = {x: 0, y: 0, z: 0};
		program.transform = gl.getUniformLocation(program, 'transform');
		trixl.redraw = function(t) {
			var view = mat4.lookAt([], trixl.camera.pos, trixl.camera.focus, trixl.camera.up);