uniform half4 colorGreen;
uniform float unknownInput;

half4 main(float2 coords) {
    half4 result;
    result.x = (unknownInput, colorGreen.x);
    result.y = (float2(2),    colorGreen.y);
    result.z = (half3(3),     colorGreen.z);
    result.w = (float2x2(4),  colorGreen.w);
    return result;
}