//清除所有分析结果 private void btn_Clear_Click(object sender, EventArgs e) { this.RegisterEvents(false); if (m_slope != null) { m_slope.Clear(); m_slope = null; } m_sceneControl.Action = Action3D.Pan; m_timer.Enabled = false; this.m_sceneControl.Scene.TrackingLayer.Clear(); this.btn_StopAnalysis.Enabled = false; this.btn_StartAnalyst.Enabled = true; this.btn_Clear.Enabled = false; }