void Modulate_fp
(
    in float2 uv: TEXCOORD0, 
    
    out float4 oColor0 : COLOR0,

    uniform sampler ssao : register(s0),
	uniform sampler scene: register(s1)
)
{
    oColor0 = float4((tex2D(scene, uv) * tex2D(ssao, uv)).rgb, 1);
}