double CompareStructuralSimilarity ( const [FString](API\Runtime\Core\Containers\FString) & ImagePathA, const [FString](API\Runtime\Core\Containers\FString) & ImagePathB, [EStructuralSimilarityComponent](API\Developer\ScreenShotComparisonTools\FImageComparer\EStructuralSimil-) InCompareComponent, const [FString](API\Runtime\Core\Containers\FString) & OutDeltaPath )