/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
 * Copyright (c) 2004-2013  HUBzero Foundation, LLC
 *
 * Authors:
 *   Wei Qiao <qiaow@purdue.edu>
 */

float4 main(in float2 uv : TEXCOORD0,
            uniform samplerRECT tex,
            uniform float4 scale,
            uniform float4 bias) : COLOR
{
    return texRECT(tex, uv) * scale + bias;
    //return float4(1,1,1,1);
}