ps_2_0

dcl_2d s0
dcl_2d s1

dcl v0
dcl t0
dcl t1

texld r0, t0, s0

sub r0.x, r0.x, v0.x
abs r0.x, r0.x
mov r0.xyzw, -r0.x
texkill r0 
texld r0, t1, s1
mov oC0, r0