Esempio n. 1
0
        private void UnselectPointClick(vtkObject sender, vtkObjectEventArgs e)
        {
            if (ModelLoaded == true && SelectionMode == true)
            {
                int[]          clickPos    = Inter.GetEventPosition();
                vtkPointPicker PointPicker = vtkPointPicker.New();
                PointPicker.SetTolerance(0.05);
                PointPicker.Pick(clickPos[0], clickPos[1], 0, Viewport);


                double[]  PickPosition = PointPicker.GetPickPosition();
                vtkPoints temp         = vtkPoints.New();

                for (int j = 0; j < SelectionPoints.GetNumberOfPoints(); j++)
                {
                    if (Math.Abs(SelectionPoints.GetPoint(j)[0] - PickPosition[0]) < 1e-6 &&
                        Math.Abs(SelectionPoints.GetPoint(j)[1] - PickPosition[1]) < 1e-6 &&
                        Math.Abs(SelectionPoints.GetPoint(j)[2] - PickPosition[2]) < 1e-6)
                    {
                    }
                    else
                    {
                        temp.InsertNextPoint(SelectionPoints.GetPoint(j)[0],
                                             SelectionPoints.GetPoint(j)[1],
                                             SelectionPoints.GetPoint(j)[2]);
                    }
                }

                SelectionPoints.ShallowCopy(temp);
                SelectionPolyData.SetPoints(SelectionPoints);
                SelectionGlyph = vtkGlyph3D.New();
                SelectionGlyph.SetInput(SelectionPolyData);
                SelectionGlyph.SetSourceConnection(SelectionSphere.GetOutputPort());
                SelectionMapper.SetInputConnection(SelectionGlyph.GetOutputPort());
                SelectionActor.SetMapper(SelectionMapper);

                // Refresh Viewport
                Refresh();
            }
        }