waterrefract_ps14.psh

hl2 source code. Do not use it illegal.

ps.1.4

; non-fresnel version
; t0: 
;		texture: dudv map
;		texcoords: coords for normal map
; t1:
;		texcoords: uvw for first dp3
; t2:
;		texture: renderable texture that we are going to perturb
;		texcoords: uvw for second dp3
;tex t0				; sample dudv map
;texm3x2pad t1, t0	; 
;texm3x2tex t2, t0	; sample renderabletexture

;mul r0, t2, c1


texld r0, t0		; sample dudv map

phase 

texld r0, t2_dw.xyw