public override VisionResult Detected(VisionImage image, Dictionary <string, VisionResult> Result = null, VisionFlow parent = null, Shape newRoi = null) { VisionResult rtn = new VisionResult(); rtn.State = VisionResultState.WaitCal; try { lock (locked) { using (VisionImage temp = new VisionImage()) { var roi = this.ROI; if (newRoi != null) { roi = newRoi; } using (HImage hImage = VisionHelper.Image(image)) { RectangleContour rect = roi as RectangleContour; using (HImage reduceImage = hImage.ReduceDomain( new HRegion(rect.Top, rect.Left, rect.Top + rect.Height, rect.Left + rect.Width))) { HTuple numLevels = new HTuple(); numLevels.TupleAdd(this.MaxNumLevels); numLevels.TupleAdd(this.MinNumLevels); HTuple row, col, scaleX, scaleY, score, angle; reduceImage.FindAnisoShapeModel(this.ShapeModel, this.StartAngle, this.EndAngle - this.StartAngle, this.YMinScale, this.YMaxScale, this.XMinScale, this.XMaxScale, this.MinScore, 1, this.MaxOverlap, this.Pixel.ToString(), 0, this.Greediness, out row, out col, out angle, out scaleY, out scaleX, out score); if (score.Length > 0) { rtn.State = VisionResultState.OK; image.Overlays.Default.AddLine (new LineContour(new PointContour(col.D - 50, row.D), new PointContour(col.D + 50, row.D)), Rgb32Value.RedColor); image.Overlays.Default.AddLine (new LineContour(new PointContour(col.D, row.D - 50), new PointContour(col.D, row.D + 50)), Rgb32Value.RedColor); rtn.Point = new PointContour(col.D, row.D); rtn.Angle = angle.TupleDeg().D; this.AddVisionResc(rtn, $"轮廓匹配成功 角度:{rtn.Angle:N3} 分数:{score[0].D:N3}"); } else { rtn.State = VisionResultState.NG; this.AddVisionResc(rtn, $"没有找到匹配模板"); } } } } } } catch (HalconException ex) { this.AddVisionResc(rtn, $"轮廓匹配失败 {ex.GetErrorMessage()}"); } return(rtn); }