/// <summary>
        /// 绘制相贯线
        /// </summary>
        protected virtual void DrawRadialLines(VertexHelper vh)
        {
            int radialLineCount = Mathf.FloorToInt(360 / graphInfo.angleSpan);

            for (int i = 0; i < radialLineCount; i++)
            {
                var angle = (i / (radialLineCount + 0f)) * 2 * Mathf.PI;
                var point = new Vector2(Mathf.Cos(angle), Mathf.Sin(angle)) * Radius;
                vh.AddUIVertexQuad(ChartUtil.GetLine(Vector3.zero, point, graphInfo.angleLineInfo.width, graphInfo.angleLineInfo.color * color));
            }
        }
 /// <summary>
 /// 绘制圆环
 /// </summary>
 protected virtual void DrawCurcles(VertexHelper vh)
 {
     for (int i = 1; i <= graphInfo.radialCount; i++)
     {
         var radius = Radius * i / (graphInfo.radialCount + 0f);
         var points = GetCurclePoints(radius, graphInfo.accuracy);
         for (int j = 0; j < points.Length - 1; j++)
         {
             var p1 = points[j];
             var p2 = points[j + 1];
             vh.AddUIVertexQuad(ChartUtil.GetLine(p1, p2, graphInfo.radialLineInfo.width, graphInfo.radialLineInfo.color * color));
         }
     }
 }
        /// <summary>
        /// 绘制相贯线
        /// </summary>
        protected virtual void DrawRadialLines(VertexHelper vh)
        {
            int radialLineCount = Mathf.FloorToInt(360 / graphInfo.angleSpan);

            radialPoints = new Vector3[radialLineCount];
            for (int i = 0; i < radialLineCount; i++)
            {
                var angle = (i / (radialLineCount + 0f)) * 360;
                angle += graphInfo.startAngle;
                if (graphInfo.clockwise)
                {
                    angle = -angle;
                }
                radialPoints[i] = new Vector2(Mathf.Cos(angle * Mathf.Deg2Rad), Mathf.Sin(angle * Mathf.Deg2Rad)) * Radius;
                vh.AddUIVertexQuad(ChartUtil.GetLine(Vector3.zero, radialPoints[i], graphInfo.angleLineInfo.width, graphInfo.angleLineInfo.color * color));
            }
        }
 /// <summary>
 /// 绘制用户自定义线
 /// </summary>
 /// <param name="vh"></param>
 protected virtual void DrawCustomLines(VertexHelper vh)
 {
     for (int i = 0; i < lines.Count; i++)
     {
         var line   = lines[i];
         var points = lines[i].positions;
         for (int j = 0; j < points.Length - 1; j++)
         {
             var p1 = points[j];
             var p2 = points[j + 1];
             vh.AddUIVertexQuad(ChartUtil.GetLine(p1, p2, line.lineInfo.width, line.lineInfo.color * color));
         }
         if (points.Length > 2)
         {
             var p1 = points[0];
             var p2 = points[points.Length - 1];
             vh.AddUIVertexQuad(ChartUtil.GetLine(p1, p2, line.lineInfo.width, line.lineInfo.color * color));
         }
     }
 }