Function DiffComponent

tests/gpu/GPUUnitTest.cpp:355–383

    }

    void DiffComponent(const std::vector<float> & cpuImage,
                       const std::vector<float> & gpuImage,
                       size_t idx, bool relativeTest, float expectMin,
                       float & diff, size_t & idxDiff,
                       size_t & idxInf, size_t & idxNan)
    {
        float cpuVal = cpuImage[idx];
        float gpuVal = gpuImage[idx];
        Shader::LimitsDiff infDiff = Shader::ValidateInf(cpuVal, gpuVal);
        if (infDiff == Shader::NOT_APPLICABLE)
        {
            Shader::LimitsDiff nanDiff = Shader::ValidateNan(cpuVal, gpuVal);
            if (nanDiff == Shader::NOT_APPLICABLE)
            {
                if (Shader::ComputeDiff(cpuVal, gpuVal, relativeTest, expectMin, diff))
                {
                    idxDiff = idx;
                }
            }
            else if (nanDiff == Shader::INCONSISTANT)
            {
                idxNan = idx;
            }
        }
        else if (infDiff == Shader::INCONSISTANT)
        {
            idxInf = idx;
        }
    }

    constexpr size_t invalidIndex = std::numeric_limits<size_t>::max();