// Grab noise texture, // modulate biased version by vtx color 0, // add to vtx color 1 ps.1.1 tex t0; tex t1; add r0.rgb, t0_bias, t1_bias; +add r0.a, t0, t1; //mov r0, t1_bias; mad r0.rgb, r0, v0, v1; //mov r0, v1;