// Copyright Epic Games, Inc. All Rights Reserved.

#include "/Engine/Private/Common.ush"

Texture2D InputTexture;
SamplerState InputSampler;
float2 ScaleUV;
static const float2 CenterUV = 0.5f;

void MainPS(
    noperspective float4 InUVAndScreenPos : TEXCOORD0,
    out float4 OutColor : SV_Target0
    )
{
    float2 UV = InUVAndScreenPos.xy;
    UV = ((UV - CenterUV) * ScaleUV) + CenterUV;

    OutColor = InputTexture.Sample(InputSampler, UV);
}