struct PS_INPUT
{
    float4 pos                   : SV_POSITION;
    float3 tex : TEXCOORD0;   // texture coordinate
};

struct PS_OUTPUT
{
    float4 color                   : SV_Target0;
};

Texture2D tex;

SamplerState state {
    Filter      = MIN_MAG_LINEAR_MIP_POINT;
    AddressU    = CLAMP;
    AddressV    = CLAMP;
};

PS_OUTPUT main(PS_INPUT input) : SV_Target
{
    PS_OUTPUT output;

    output.color = tex.Sample(state, input.pos);

    return output;
}