void DrawThreePowerCurve() { // 获取三次贝塞尔方程曲线 points3 = BezierManager.GetBeizerList(controlPoints[0].position, controlPoints[1].position, controlPoints[2].position, controlPoints[3].position, _segmentNum); // 设置 LineRenderer 的点个数,并赋值点值 lineRenderer.positionCount = (_segmentNum); lineRenderer.SetPositions(points3); }