ReducedData.m

classdef ReducedData < Greedy.User.IReducedDataNode
  % Test reduced data implementation

  properties(SetAccess=private)
    % number of reduced basis vectors stored in this data node.
    N;

    % number of collateral reduced basis vectors stored in this data node.
    M;

    % number of collateral reduced basis vectors used for error estimation.
    Mstrich;
  end

  methods
    function rd = ReducedData(rmodel, detailed_data)
      % Constructor for the generation of the reduced matrices and vectors.
      %
      if nargin == 0
        error('Test.ReducedData constructor needs an argument');
      elseif nargin == 2 && isa(rmodel, 'IReducedModel') ...
          && isa(detailed_data, 'Test.ReducedData')
        copy   = detailed_data;
        copy_extract(rd, copy, rmodel);
      elseif nargin == 2
        fill_fields(rd, rmodel, detailed_data);
      else
        error('Did not find constructor for your arguments');
      end
    end

    function conds = get_conds(this)
      disp('calling get_conds');
      conds = [];
    end

  end

  methods(Access=private)

    function fill_fields(this, rmodel, detailed_data)
      this.N = rmodel.N;
      this.M = rmodel.M;
      this.Mstrich = rmodel.Mstrich;
    end

    function copy_extract(this, copy, rmodel)
      this.N = rmodel.N;
      this.M = rmodel.M;
      this.Mstrich = rmodel.Mstrich;
    end
  end

  methods

    function yesno = needs_subset_copy(this, rmodel)
      % function yesno = needs_subset_copy(this, rmodel)
      % @copybrief ::GreedyUser.IReducedDataNode.needs_subset_copy()
      %
      % @copydetails ::GreedyUser.IReducedDataNode.needs_subset_copy()
      %
      % Parameters:
      %   rmodel: of type NonlinEvol.ReducedModel

      yesno = rmodel.N ~= this.N || rmodel.M ~= this.M || this.Mstrich ~= rmodel.Mstrich;
    end


  end
end