calcSynergyWeightsSum.m

% This function is part of the NMSM Pipeline, see file for full license.
%
% This function calculates the sum of the specified synergy weight group.
%
% (Array of number, struct, Array of string) -> (Number)
% 


function synergyWeightsSum = calcSynergyWeightsSum(synergyWeights, ...
    synergyGroups, synergyGroupName)

numSynergiesIndex(1) = 0;
numMusclesIndex(1) = 0;
for i = 1 : length(synergyGroups)
    temp = find(strcmp(convertCharsToStrings(synergyGroups{i}.muscleGroupName), ...
        synergyGroupName));
    if ~isempty(temp)
        indx = i;
    end
end
for j = 1 : indx
    numSynergiesIndex(end+1) = numSynergiesIndex(end) + ...
        synergyGroups{j}.numSynergies;
    numMusclesIndex(end+1) = numMusclesIndex(end) + ...
        size(synergyGroups{j}.muscleNames, 2);
end
synergyWeightsSum = sum(synergyWeights(1 + numSynergiesIndex(end-1): ...
    numSynergiesIndex(end), 1 + numMusclesIndex(end-1) : ...
    numMusclesIndex(end)), 2)';
end