31 lines
748 B
Matlab
31 lines
748 B
Matlab
function y = massFraction(tp, species)
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% MASSFRACTION Get the mass fraction of a species.
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% y = massFraction(tp, species)
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% :param tp:
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% Instance of class :mat:func:`ThermoPhase` (or another
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% object that derives from ThermoPhase)
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% :param species:
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% String or cell array of strings of species whose mass
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% fraction is desired
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% :return:
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% Scalar or vector double mass fractions
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%
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y = 0.0;
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yarray = massFractions(tp);
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if isa(species, 'char')
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k = speciesIndex(tp, species);
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if k > 0
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y = yarray(k);
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end
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elseif isa(species, 'cell')
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n = length(species);
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y = zeros(1, n);
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for j = 1:n
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k = speciesIndex(tp, species{j});
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if k > 0
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y(j) = yarray(k);
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end
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end
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end
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