struct Input_ {
    float3 normal_ : TEXCOORD0;
    float4 camera_ : TEXCOORD1;
};

struct Output_ {
    float4 color_ : COLOR;
};

Output_ main(
    in Input_ input,
    uniform samplerCUBE environment
) {
    Output_ output;
    output.color_ = texCUBE(environment, reflect(input.camera_, input.normal_));
    return output;
}