source: branches/HeuristicLab.Problems.GaussianProcessTuning/ILNumerics.2.14.4735.573/Functions/builtin/flipud.cs @ 11316

///
///    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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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using ILNumerics.Exceptions; 

namespace ILNumerics {
    public partial class ILMath {

        /// <summary>
        /// Reverse order of rows of a matrix
        /// </summary>
        /// <typeparam name="T">Inner element type</typeparam>
        /// <param name="A">Input matrix</param>
        /// <returns>Matrix of same size as A, having the order of its rows reversed</returns>
        /// <exception cref="ILNumerics.Exceptions.ILArgumentException">If A has more than 2 dimensions</exception>
        public static ILRetArray<T> flipud<T>(ILInArray<T> A) {
            using (ILScope.Enter(A)) {
                if (!A.IsMatrix) 
                    throw new ILArgumentException("argument to flipud must be a matrix"); 
                return A[r(end,-1,0),full]; 
            }
        }
        /// <summary>
        /// Reverse order of rows of a matrix
        /// </summary>
        /// <param name="A">Input matrix</param>
        /// <returns>Matrix of same size as A, having the order of its rows reversed</returns>
        /// <exception cref="ILNumerics.Exceptions.ILArgumentException">If A has more than 2 dimensions</exception>
        public static ILRetArray<double> flipud(ILInArray<double> A) {
            using (ILScope.Enter(A)) {
                if (!A.IsMatrix)
                    throw new ILArgumentException("argument to flipud must be a matrix");
                return A[r(end, -1, 0), full];
            }
        }
    }
}