source: branches/HeuristicLab.Problems.GaussianProcessTuning/ILNumerics.2.14.4735.573/Functions/builtin/load.cs @ 11194

///
///    This file is part of ILNumerics Community Edition.
///
///    ILNumerics Community Edition - high performance computing for applications.
///    Copyright (C) 2006 - 2012 Haymo Kutschbach, http://ilnumerics.net
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///    along with ILNumerics Community Edition. See the file License.txt in the root
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///    Copyright (c) 2006 - 2009 the Open Toolkit library.
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using System;
using System.Collections.Generic;
using System.Text;
using ILNumerics.Storage;
using ILNumerics.Misc;
using ILNumerics.Exceptions; 

namespace ILNumerics  {
    public partial class ILMath {

        /// <summary>
        /// Load single array from matfile file
        /// </summary>
        /// <typeparam name="T">Element type of the array to return</typeparam>
        /// <param name="filename">Path of the matfile on disk</param>
        /// <param name="arrayname">[Optional] name of the requested array in the matfile (default: empty string)</param>
        /// <returns>The array requested</returns>
        /// <remarks><para>If the matfile contains only one array, the <paramref name="arrayname"/> may
        /// be ommited. The only array is returned than.</para></remarks>
        public static ILRetArray<T> loadArray<T>(string filename, string arrayname = "") {
            using (ILScope.Enter()) {
                using (ILMatFile matfile = new ILMatFile(filename)) {
                    if (String.IsNullOrEmpty(arrayname) && matfile.Count == 1) {
                        return matfile.GetArray<T>(0);
                    } else {
                        return matfile.GetArray<T>(arrayname); 
                    }
                }
            }
        }

    }
}