Function ComputeDiff

tests/gpu/GPUUnitTest.cpp:111–122

Return true if diff has been updated.

    // Return true if diff has been updated.
    inline bool ComputeDiff(float x1, float x2, bool rel, float min_x1, float & diff)
    {
        if (rel)
        {
            return RelativeDifference(x1, x2, min_x1, diff);
        }
        else
        {
            return AbsoluteDifference(x1, x2, diff);
        }

    }

}