ps.1.1

; t0: 
;		texture: dudv map
;		texcoords: dudvmap texcoords
; t1:
;		texture: refraction render target
;		texcoords: 

tex t0				; refraction
tex t1				; sample alpha channel

mul r0.rgb, t1, t0 +
mov r0.a, t1.a
 
mul r0, r0, c0
