water

//wat += (texture2D(iChannel2, (wat*.03+time*.01)*.1, 1.0).z - texture2D(iChannel3, wat* .02-time*.01,.0).y)* .4;

wat += (texture(iChannel2, (wat*.03+time*.01)*.1) - texture(iChannel3, wat * .02 - time * .01))* .4;