コード例 #1
0
        private void DrawBase(MFU core, int windowSize, int dataLength, int[] numb)
        {
            /* parse window */
            var psudoQueue = new List <char>();

            g.Clear(Color.Black);

            for (int i = 0; i < dataLength; i++) // length
            {
                int         psudoCursor = core.pageHistory[i].loc;
                char        data        = core.pageHistory[i].data;
                Page.STATUS status      = core.pageHistory[i].status;

                switch (status)
                {
                case Page.STATUS.PAGEFAULT:
                    psudoQueue.Add(data);
                    break;

                case Page.STATUS.MIGRATION:
                    psudoQueue.RemoveAt(numb[i]);
                    psudoQueue.Insert(numb[i], data);
                    break;
                }

                for (int j = 0; j <= windowSize; j++) // height - STEP
                {
                    if (j == 0)
                    {
                        DrawGridText(i, j, data);
                    }
                    else
                    {
                        DrawGrid(i, j);
                    }
                }

                DrawGridHighlight(i, psudoCursor, status);
                int depth = 1;

                foreach (char t in psudoQueue)
                {
                    DrawGridText(i, depth++, t);
                }
            }
        }
コード例 #2
0
        private void btnOperate_Click(object sender, EventArgs e)
        {
            this.tbConsole.Clear();

            if (this.tbQueryString.Text != "" || this.tbWindowSize.Text != "")
            {
                string data       = this.tbQueryString.Text;
                int    windowSize = int.Parse(this.tbWindowSize.Text);

                //카운트 배열 선언
                int[] count = new int[windowSize];
                for (int n = 0; n < windowSize; n++)
                {
                    count[n] = 0;
                }

                int[] fltcnt = new int[windowSize];
                for (int n = 0; n < windowSize; n++)
                {
                    fltcnt[n] = 0;
                }

                int cnt = 0;
                //마이그레이션 카운트
                int[] numb = new int[data.Length];
                for (int n = 0; n < data.Length; n++)
                {
                    numb[n] = 0;
                }
                int nu = 0;

                /* initalize */
                var window  = new LRU(windowSize);
                var window1 = new LFU(windowSize);
                var window2 = new MFU(windowSize);
                if (comboBox1.Text == "LRU")
                {
                    window = new LRU(windowSize);
                }
                else if (comboBox1.Text == "LFU")
                {
                    window1 = new LFU(windowSize);
                }
                else if (comboBox1.Text == "MFU")
                {
                    window2 = new MFU(windowSize);
                }



                foreach (char element in data)
                {
                    if (comboBox1.Text == "LRU")
                    {
                        var status = window.Operate(element, ref count, ref cnt, ref numb, ref nu);
                        this.tbConsole.Text += "DATA " + element + " is " +
                                               ((status == Page.STATUS.PAGEFAULT) ? "Page Fault" : status == Page.STATUS.MIGRATION ? "Migrated" : "Hit")
                                               + "\r\n";
                    }
                    else if (comboBox1.Text == "LFU")
                    {
                        var status = window1.Operate(element, ref count, ref cnt, ref numb, ref nu, ref fltcnt);
                        this.tbConsole.Text += "DATA " + element + " is " +
                                               ((status == Page.STATUS.PAGEFAULT) ? "Page Fault" : status == Page.STATUS.MIGRATION ? "Migrated" : "Hit")
                                               + "\r\n";
                    }
                    else if (comboBox1.Text == "MFU")
                    {
                        var status = window2.Operate(element, ref count, ref cnt, ref numb, ref nu, ref fltcnt);
                        this.tbConsole.Text += "DATA " + element + " is " +
                                               ((status == Page.STATUS.PAGEFAULT) ? "Page Fault" : status == Page.STATUS.MIGRATION ? "Migrated" : "Hit")
                                               + "\r\n";
                    }
                }
                if (comboBox1.Text == "LRU")
                {
                    DrawBase(window, windowSize, data.Length, numb);
                }
                else if (comboBox1.Text == "LFU")
                {
                    DrawBase(window1, windowSize, data.Length, numb);
                }
                else if (comboBox1.Text == "MFU")
                {
                    DrawBase(window2, windowSize, data.Length, numb);
                }
                this.pbPlaceHolder.Refresh();

                /* 차트 생성 */
                chart1.Series.Clear();
                Series resultChartContent = chart1.Series.Add("Statics");
                resultChartContent.ChartType         = SeriesChartType.Pie;
                resultChartContent.IsVisibleInLegend = true;
                if (comboBox1.Text == "LRU")
                {
                    resultChartContent.Points.AddXY("Hit", window.hit);
                    resultChartContent.Points.AddXY("Page Fault", window.fault - window.migration);
                    resultChartContent.Points.AddXY("Migrated", window.migration);
                }
                else if (comboBox1.Text == "LFU")
                {
                    resultChartContent.Points.AddXY("Hit", window1.hit);
                    resultChartContent.Points.AddXY("Page Fault", window1.fault - window1.migration);
                    resultChartContent.Points.AddXY("Migrated", window1.migration);
                }
                else if (comboBox1.Text == "MFU")
                {
                    resultChartContent.Points.AddXY("Hit", window2.hit);
                    resultChartContent.Points.AddXY("Page Fault", window2.fault - window2.migration);
                    resultChartContent.Points.AddXY("Migrated", window2.migration);
                }
                resultChartContent.Points[0].IsValueShownAsLabel = true;
                resultChartContent.Points[1].IsValueShownAsLabel = true;
                resultChartContent.Points[2].IsValueShownAsLabel = true;
                if (comboBox1.Text == "LRU")
                {
                    this.lbPageFaultRatio.Text = Math.Round(((float)window.fault / (window.fault + window.hit)), 2) * 100 + "%";
                }
                else if (comboBox1.Text == "LFU")
                {
                    this.lbPageFaultRatio.Text = Math.Round(((float)window1.fault / (window1.fault + window1.hit)), 2) * 100 + "%";
                }
                else if (comboBox1.Text == "MFU")
                {
                    this.lbPageFaultRatio.Text = Math.Round(((float)window2.fault / (window2.fault + window2.hit)), 2) * 100 + "%";
                }
            }
            else
            {
            }
        }