Class PerformanceChart

PerformanceMonitor/PerformanceChart.cs:12–128

namespace PerformanceMonitor
{
    public partial class PerformanceChart : UserControl
    {
        /// <summary>
        /// 性能参数
        /// </summary>
        public enum PerformanceArg
        {
            CPU = 0,
            Memory,
            FPS,
            Objects,
            FrameTime,
            RenderTime
        }

        private const int LogMaxCount = 100;
        private const float DefaultPenSize = 3;
        private float[,] _PerformanceData = new float[6, LogMaxCount];
        private int[] _PerformanceDataCount = new int[6];
        private float[] _PerformaceUnit = new float[6];  // 性能最小显示单位
        private float[] _PerformaceMax = new float[6];  // 性能显示的上限值
        private Pen[] _PerformancePen = new Pen[6];  // 绘制画笔

        public PerformanceChart()
        {
            InitializeComponent();

            _PerformancePen[0] = new Pen(Color.LightSkyBlue, DefaultPenSize);
            _PerformancePen[1] = new Pen(Color.BlueViolet, DefaultPenSize);
            _PerformancePen[2] = new Pen(Color.ForestGreen, DefaultPenSize);
            _PerformancePen[3] = new Pen(Color.Maroon, DefaultPenSize);
            _PerformancePen[4] = new Pen(Color.LightSalmon, DefaultPenSize);
            _PerformancePen[5] = new Pen(Color.Peru, DefaultPenSize);

            Reset();
        }

        /// <summary>
        /// 清空性能分析器
        /// </summary>
        public void Reset()
        {
            // 初始化参数
            _PerformaceUnit[0] = 100;  // CPU显示单位
            _PerformaceUnit[1] = 1000 * 1024 * 1024;  // 内存显示单位
            _PerformaceUnit[2] = 80;  // FPS显示单位
            _PerformaceUnit[3] = 1000;  // 对象显示单位
            _PerformaceUnit[4] = 0.05f;  // 帧逻辑时间
            _PerformaceUnit[5] = 0.05f;  // 帧渲染时间

            for (int i = 0; i < _PerformaceMax.Count(); ++i)
                _PerformaceMax[i] = _PerformaceUnit[i];

            // 通知控件刷新
            Invalidate();
        }

        /// <summary>