Return thermodynamic state record from d and u
function calcProperties_duX extends Modelica.Icons.Function; input Modelica.SIunits.Density d "Density"; input Modelica.SIunits.SpecificInternalEnergy u "Specific internal energy"; input Modelica.SIunits.MassFraction X[nC] = reference_X "Mass fractions"; input Integer X_unit = UnitBasis.MassFraction; input Integer phase = 0 "2 for two-phase, 1 for one-phase, 0 if not known"; input MultiPhaseMixture.Templates.ExternalObjects.ExternalMediaObject eo; output Properties state; end calcProperties_duX;