/// <summary> /// 像素坐标转换到机械坐标或者世界坐标系,当标定模式为CaliModelEnum.HandEyeCali时,算出的坐标为相对于旋转中心的坐标, /// 物体相对于机械坐标原点的坐标:计算出的坐标+当前拍照的坐标。 /// </summary> /// <param name="PixelVector">图像处理定位出来的像素坐标 </param> /// <param name="CaliValueIn">标定参数,包含标定的起点,标定的终点,标定矩阵,相机是否挂在XY轴上</param> /// <param name="GrabImgPosPt3d">采集图像时的机械坐标</param> /// <param name="WorldVector"></param> public static void TransEyeToHandPos(St_VectorAngle PixelVector, CaliValue CaliValueIn, VectorAngle GrabImgPosPt3d, out St_VectorAngle WorldVector) { WorldVector = new St_VectorAngle(); double X = 0, Y = 0; HTuple HomMat = new HTuple(); MyVisionBase.MyHomMatToHalcon(CaliValueIn.HomMat, out HomMat); // VectorAngle CaliMidPt = new VectorAngle(); //标定起始点到标定终点的中点 CaliMidPt.X = 0.5 * (CaliValueIn.StartCaliPt.x + CaliValueIn.EndCaliPt.x); CaliMidPt.Y = 0.5 * (CaliValueIn.StartCaliPt.y + CaliValueIn.EndCaliPt.y); double AddX = 0, AddY = 0; //拍照坐标不和标定中心坐标重合时,带来的偏移量 if (CaliValueIn.IsMoveX && !CaliValueIn.IsMoveY) //相机随着X轴移动 { AddX = GrabImgPosPt3d.X - CaliMidPt.X; AddY = -(GrabImgPosPt3d.Y - CaliMidPt.Y); } else if (!CaliValueIn.IsMoveX && CaliValueIn.IsMoveY) //相机随着Y轴移动 { AddX = -(GrabImgPosPt3d.X - CaliMidPt.X); AddY = (GrabImgPosPt3d.Y - CaliMidPt.Y); } else if (!CaliValueIn.IsMoveX && !CaliValueIn.IsMoveY) //相机静止 { AddX = -(GrabImgPosPt3d.X - CaliMidPt.X); AddY = -(GrabImgPosPt3d.Y - CaliMidPt.Y); } else if (CaliValueIn.IsMoveX && CaliValueIn.IsMoveY) //相机随着XY轴移动 { AddX = (GrabImgPosPt3d.X - CaliMidPt.X); AddY = (GrabImgPosPt3d.Y - CaliMidPt.Y); } //像素坐标转换成当前的世界坐标, MyVisionBase.AffineTransPt(PixelVector.Col, PixelVector.Row, HomMat, out X, out Y); switch (CaliValueIn.caliModel) { case CaliModelEnum.HandEyeCali: X = X + AddX; Y = Y + AddY; break; case CaliModelEnum.Cali9PtCali: X = X + AddX; Y = Y + AddY; break; default: X = X + AddX; Y = Y + AddY; break; } WorldVector.Angle = PixelVector.Angle; WorldVector.Col = X; WorldVector.Row = Y; }
public virtual void Do() { //1.打开光源 FileLib.Logger.Pop(" 打开光源:", false, "运行日志"); foreach (LightPara item in MyVisionPara.camLightPara.lightPara) { LightCtrlManager.Instance.SetLightValue(item); } //2.采图 if (GrabImg != null) { GrabImg.Dispose(); } FileLib.Logger.Pop(" 开始采图:", false, "运行日志"); CameraCtrl.Instance.SetExpos(MyVisionPara.camLightPara.CamName, MyVisionPara.camLightPara.Exposure); //10.获取当前的机械坐标 double X = 0, Y = 0, Z = 0, Theta = 0; if (CaliParaManager.Instance.GetCaliMode(MyVisionPara.localPara.localSetting.CoordiCam) == CaliModelEnum.HandEyeCali) { MotionManager.Instance.SetCoordi(MyVisionPara.localPara.localSetting.TeachCoordi); FileLib.Logger.Pop("当前的坐标系为:" + MyVisionPara.localPara.localSetting.TeachCoordi.ToString(), false, "运行日志"); MotionManager.Instance.GetCoordiPos(out X, out Y, out Z, out Theta); FileLib.Logger.Pop("当前的机械坐标", false, "运行日志"); FileLib.Logger.Pop("X:" + X.ToString("f4") + " Y:" + Y.ToString("f4") + " Z:" + Z.ToString("f4") + " Theta:" + Theta.ToString("f4"), false, "运行日志"); } if (CameraCtrl.Instance.GrabImg(MyVisionPara.camLightPara.CamName, out GrabImg)) { LD.Logic.PlcHandle.Instance.WriteValue(LD.Common.PlcDevice.ArtTestCameraGrabed, 1); //拍照OK FileLib.Logger.Pop(" 采图OK:", false, "运行日志"); } else { LD.Logic.PlcHandle.Instance.WriteValue(LD.Common.PlcDevice.ArtTestCameraGrabed, 2); //拍照NG FileLib.Logger.Pop(" 采图NG:", false, "运行日志"); } ViewControl view1 = DisplaySystem.GetViewControl(CameraTest.UpCam1); if (MyVisionPara.camLightPara.CamName == CameraEnum.Cam0) { view1 = DisplaySystem.GetViewControl(CameraTest.UpCam1); } if (MyVisionPara.camLightPara.CamName == CameraEnum.Cam1) { view1 = DisplaySystem.GetViewControl(CameraTest.UpCam2); } if (MyVisionPara.camLightPara.CamName == CameraEnum.Cam2) { view1 = DisplaySystem.GetViewControl(CameraTest.UpCam3); } view1.ResetView(); view1.Refresh(); view1.AddViewImage(GrabImg); view1.Repaint(); MyVisionBase.SaveImg(GrabImg, "扎针对位图片"); //3.关闭光源 LightCtrlManager.Instance.SetAllLightTo0(); FileLib.Logger.Pop(" 关闭光源:", false, "运行日志"); //4.0设置定位模式 MyLocal.SetLocalModel(MyVisionPara.localPara.localSetting.localModel); //5.0设置定位参数 MyLocal.SetParam(GrabImg, MyVisionPara.localPara); //6.执行定位 try { MyLocal.doLocal(); //7.告诉PLC定位结果完成 if (MyVisionPara.ProjectVisionItem == ProjectVisionEnum.ProjectVision1) { FileLib.Logger.Pop(" 扎针右侧视觉定位完成,先不发给PLC信号,等计算出偏移量后,将信号发给PLC:", false, "运行日志"); } else { LD.Logic.PlcHandle.Instance.WriteValue(LD.Common.PlcDevice.ArtTestCamLocalResult, 1); //告诉PLC定位结果OK FileLib.Logger.Pop(" 告诉PLC拍照结果OK(告诉PLC定位结果OK):", false, "运行日志"); } } catch (Exception e0) { Logger.PopError1(e0, false, "视觉错误日志"); LD.Logic.PlcHandle.Instance.WriteValue(LD.Common.PlcDevice.ArtTestCamLocalResult, 2); //告诉PLC定位结果NG FileLib.Logger.Pop(" 告诉PLC拍照结果OK(告诉PLC定位结果NG):", false, "运行日志"); MyLocalResult.IsLocalOk = false; } MyLocalResult = MyLocal.GetResult(); view1.AddViewObject(MyLocalResult.ShowContour); //结合标定坐标计算出产品的实际位置 //8.获取标定矩阵 MyHomMat2D HomMat = new MyHomMat2D(); HomMat = CaliParaManager.Instance.GetHomMAT(MyVisionPara.localPara.localSetting.CoordiCam); //获取示教的标定矩阵 FileLib.Logger.Pop(" 获取示教的标定矩阵:" + MyVisionPara.localPara.localSetting.CoordiCam.ToString(), false, "运行日志"); FileLib.Logger.Pop(HomMat.ToString(), false, "运行日志"); HalconDotNet.HTuple HHomMat = new HalconDotNet.HTuple(); //标定矩阵的转换 MyVisionBase.MyHomMatToHalcon(HomMat, out HHomMat); //9.图像坐标系的原点由左上角变到左下角 MyVisionBase.AdjImgRow(GrabImg, ref MyLocalResult.row); St_VectorAngle PixelVector = new St_VectorAngle(MyLocalResult.row, MyLocalResult.col, MyLocalResult.angle); FileLib.Logger.Pop("当前的像素坐标", false, "运行日志"); FileLib.Logger.Pop("Col:" + MyLocalResult.col.ToString("f4") + " Row:" + MyLocalResult.row.ToString("f4") + " Theta:" + MyLocalResult.angle.ToString("f4"), false, "运行日志"); CaliValue CaliPara = CaliParaManager.Instance.GetCaliValue(MyVisionPara.localPara.localSetting.CoordiCam); VectorAngle GrabPos = new VectorAngle(X, Y, Theta); //9 计算出当前产品距离旋转中心的坐标 EyeToHandPos.TransEyeToHandPos(PixelVector, CaliPara, GrabPos, out PosToRot); //10计算出示教产品到旋转中心的坐标 St_VectorAngle TeachPixelPos = new St_VectorAngle(MyLocalResult.TeachRow, MyLocalResult.TeachCol, MyLocalResult.TeachAngle); VectorAngle TeachGrabPos = new VectorAngle(MyLocalResult.TeachX, MyLocalResult.TeachY, MyLocalResult.TeachTheta); MyVisionBase.AdjImgRow(GrabImg, ref TeachPixelPos.Row); EyeToHandPos.TransEyeToHandPos(TeachPixelPos, CaliPara, TeachGrabPos, out TeachPosToRot); view1.Repaint(); view1.SetString(100, 100, "red", "PosToRot: " + " X: " + PosToRot.Col.ToString("f3") + " Y: " + PosToRot.Row.ToString("f3") + " Theta: " + PosToRot.Angle.ToString("f3")); MyLocalResult.PosToRot = PosToRot; MyLocalResult.TeachPosToRot = TeachPosToRot; FileLib.Logger.Pop("示教的产品相对旋转中心的偏移量", false, "运行日志"); FileLib.Logger.Pop("PosToRot: " + " X: " + PosToRot.Col.ToString("f3") + " Y: " + PosToRot.Row.ToString("f3") + " Theta: " + PosToRot.Angle.ToString("f3"), false, "运行日志"); FileLib.Logger.Pop("当前的产品相对旋转中心的偏移量", false, "运行日志"); FileLib.Logger.Pop("PosToRot: " + " X: " + TeachPosToRot.Col.ToString("f3") + " Y: " + TeachPosToRot.Row.ToString("f3") + " Theta: " + TeachPosToRot.Angle.ToString("f3"), false, "运行日志"); //11.计算出X Y Theta的补偿量, ////图像坐标转到机械坐标系 //MyVisionBase.AffineTransPt(MyLocalResult.col, MyLocalResult.row, HHomMat, out MyLocalResult.x, out MyLocalResult.y); //// //MyVisionBase.AffineTransPt(MyLocalResult.TeachCol, MyLocalResult.TeachRow, HHomMat, out MyLocalResult.TeachX, out MyLocalResult.TeachY); }