private void RenderVTU() { // reader vtkXMLUnstructuredGridReader reader = vtkXMLUnstructuredGridReader.New(); reader.SetFileName(m_FileName); reader.Update(); // here we read the file actually // mapper vtkDataSetMapper gridMapper = vtkDataSetMapper.New(); gridMapper.SetInputConnection(reader.GetOutputPort()); // actor vtkActor gridActor = vtkActor.New(); gridActor.SetMapper(gridMapper); // add our actor to the renderer imgPropList.Add(gridActor); m_Renderer.AddActor(gridActor); // reposition the camera, so that actor can be fully seen m_Renderer.ResetCamera(); //Rerender the screen m_RenderWindow.Render(); m_Renderer.Render(); }
private void renderWindowControl1_Load(object sender, EventArgs e) { try { string filePath = @"C:\VTK\vtkdata-5.8.0\Data\quadraticTetra01.vtu"; // reader vtkXMLUnstructuredGridReader reader = vtkXMLUnstructuredGridReader.New(); if (reader.CanReadFile(filePath) == 0) { MessageBox.Show("Cannot read file \"" + filePath + "\"", "Error", MessageBoxButtons.OK); return; } reader.SetFileName(filePath); reader.Update(); // here we read the file actually // mapper vtkDataSetMapper gridMapper = vtkDataSetMapper.New(); gridMapper.SetInputConnection(reader.GetOutputPort()); // actor vtkActor gridActor = vtkActor.New(); gridActor.SetMapper(gridMapper); // get a reference to the renderwindow of our renderWindowControl1 vtkRenderWindow renderWindow = renderWindowControl1.RenderWindow; // renderer vtkRenderer renderer = renderWindow.GetRenderers().GetFirstRenderer(); // set background color renderer.SetBackground(0.2, 0.3, 0.4); // add our actor to the renderer renderer.AddActor(gridActor); // reposition the camera, so that actor can be fully seen renderer.ResetCamera(); } catch (Exception ex) { MessageBox.Show(ex.Message, "Exception", MessageBoxButtons.OK); } }
public void Initialize() { string rootName = VTK.GetFileName(filepath); gameObject.name = rootName; supportedFilters = VTK.GetSupportedFiltersByName(); //Initialize file reader if (filepath.EndsWith(".vtp")) { dataType = VTK.DataType.PolyData; polyDataReader = vtkXMLPolyDataReader.New(); polyDataReader.SetFileName(filepath); polyDataReader.Update(); } if (filepath.EndsWith(".vtu")) { dataType = VTK.DataType.UnstructuredGrid; unstructuredGridReader = vtkXMLUnstructuredGridReader.New(); unstructuredGridReader.SetFileName(filepath); unstructuredGridReader.Update(); } //Initialize root node Debug.Log("Initialize root node"); rootNode.name = rootName; rootNode.filter = gameObject.AddComponent <VTKFilterRootNode> (); rootNode.properties = gameObject.AddComponent <VTKProperties> (); PreloadNode(rootNode); activeNode = rootNode; }
public void PreloadNode(VTKNode node) { Debug.Log ("Preload data for " + node.name); string objectName = VTK.GetGameObjectName(node); //Set filter if(node.isRoot) { if(dataType == VTK.DataType.PolyData) { polyDataReader = vtkXMLPolyDataReader.New (); polyDataReader.SetFileName(filepath); polyDataReader.Update(); node.filter.vtkFilter = polyDataReader; node.filter.outputType = VTK.DataType.PolyData; } if(dataType == VTK.DataType.UnstructuredGrid) { unstructuredGridReader = vtkXMLUnstructuredGridReader.New(); unstructuredGridReader.SetFileName(filepath); unstructuredGridReader.Update(); node.filter.vtkFilter = unstructuredGridReader; node.filter.outputType = VTK.DataType.UnstructuredGrid; } } else { node.filter.node = node; node.filter.UpdateInput(); node.filter.SetPlaymodeParameters(); } //Set properties node.properties.node = node; node.properties.SetPlaymodeParameters(); node.properties.Read (); //Set vtkToUnity VtkToUnity vtu; if(gameObjects.TryGetValue (objectName, out vtu)) { gameObjects.Set(objectName, new VtkToUnity(node.filter.vtkFilter.GetOutputPort(), FindGameObject(objectName))); node.UpdateProperties(); //Some filters need stuff from properties } //Set controller script ControllerGameObject cg = node.filter.gameObject.GetComponent<ControllerGameObject>(); if(cg != null) { cg.node = node; cg.Initialize(); } //Do it for the kids if(node.hasChildren) { foreach (VTKNode child in node.children) { //Set parent reference child.parent = node; PreloadNode(child); } } }
public void Initialize() { string rootName = VTK.GetFileName (filepath); gameObject.name = rootName; supportedFilters = VTK.GetSupportedFiltersByName (); //Initialize file reader if(filepath.EndsWith(".vtp")) { dataType = VTK.DataType.PolyData; polyDataReader = vtkXMLPolyDataReader.New (); polyDataReader.SetFileName(filepath); polyDataReader.Update(); } if(filepath.EndsWith(".vtu")) { dataType = VTK.DataType.UnstructuredGrid; unstructuredGridReader = vtkXMLUnstructuredGridReader.New(); unstructuredGridReader.SetFileName(filepath); unstructuredGridReader.Update(); } //Initialize root node Debug.Log("Initialize root node"); rootNode.name = rootName; rootNode.filter = gameObject.AddComponent<VTKFilterRootNode> (); rootNode.properties = gameObject.AddComponent<VTKProperties> (); PreloadNode(rootNode); activeNode = rootNode; }
public void WriteVTUTriangle(string filePath, List <Vector3d> point_data, List <Vector3> trianglepoints, Dictionary <String, vtkDataArray> scalar_dataArray, List <String> arrayNames, int numberOfPoints, int numberOfTetraPoints) { vtkPoints points = vtkPoints.New(); for (int i = 0; i < numberOfPoints; i++) { points.InsertNextPoint(point_data[i].X, point_data[i].Y, point_data[i].Z); } vtkUnstructuredGrid unstructuredGrid = vtkUnstructuredGrid.New(); vtkCellArray cellArrayOne = vtkCellArray.New(); for (int i = 0; i < numberOfTetraPoints; i++) { vtkTriangle triangle = vtkTriangle.New(); triangle.GetPointIds().SetId(0, (long)trianglepoints[i][0]); triangle.GetPointIds().SetId(1, (long)trianglepoints[i][1]); triangle.GetPointIds().SetId(2, (long)trianglepoints[i][2]); cellArrayOne.InsertNextCell(triangle); } unstructuredGrid.SetPoints(points); const int VTK_TRIANGLE = 5; unstructuredGrid.SetCells(VTK_TRIANGLE, cellArrayOne); int numberOfScalarData = scalar_dataArray.Count(); for (int i = 0; i < numberOfScalarData; i++) { scalar_dataArray.TryGetValue(arrayNames[i], out vtkDataArray scalars); unstructuredGrid.GetPointData().AddArray(scalars); } // add file ending if it is not existent string suffix = (".vtu"); if (!(filePath.EndsWith(suffix))) { filePath += suffix; } // Write file vtkXMLUnstructuredGridWriter writer = vtkXMLUnstructuredGridWriter.New(); writer.SetFileName(filePath); writer.SetInput(unstructuredGrid); writer.Write(); // Read and display file for verification that it was written correctly vtkXMLUnstructuredGridReader reader = vtkXMLUnstructuredGridReader.New(); if (reader.CanReadFile(filePath) == 0) { //MessageBox.Show("Cannot read file \"" + filePath + "\"", "Error", MessageBoxButtons.OK); return; } Console.WriteLine("VTU file was writen and is saved at {0}", filePath); }
public void PreloadNode(VTKNode node) { Debug.Log("Preload data for " + node.name); string objectName = VTK.GetGameObjectName(node); //Set filter if (node.isRoot) { if (dataType == VTK.DataType.PolyData) { polyDataReader = vtkXMLPolyDataReader.New(); polyDataReader.SetFileName(filepath); polyDataReader.Update(); node.filter.vtkFilter = polyDataReader; node.filter.outputType = VTK.DataType.PolyData; } if (dataType == VTK.DataType.UnstructuredGrid) { unstructuredGridReader = vtkXMLUnstructuredGridReader.New(); unstructuredGridReader.SetFileName(filepath); unstructuredGridReader.Update(); node.filter.vtkFilter = unstructuredGridReader; node.filter.outputType = VTK.DataType.UnstructuredGrid; } } else { node.filter.node = node; node.filter.UpdateInput(); node.filter.SetPlaymodeParameters(); } //Set properties node.properties.node = node; node.properties.SetPlaymodeParameters(); node.properties.Read(); //Set vtkToUnity VtkToUnity vtu; if (gameObjects.TryGetValue(objectName, out vtu)) { gameObjects.Set(objectName, new VtkToUnity(node.filter.vtkFilter.GetOutputPort(), FindGameObject(objectName))); node.UpdateProperties(); //Some filters need stuff from properties } //Set controller script ControllerGameObject cg = node.filter.gameObject.GetComponent <ControllerGameObject>(); if (cg != null) { cg.node = node; cg.Initialize(); } //Do it for the kids if (node.hasChildren) { foreach (VTKNode child in node.children) { //Set parent reference child.parent = node; PreloadNode(child); } } }
private void WriteVTUFile() { // Path to vtk data must be set as an environment variable // VTK_DATA_ROOT = "C:\VTK\vtkdata-5.8.0" vtkTesting test = vtkTesting.New(); string root = test.GetDataRoot(); string filePath = System.IO.Path.Combine(root, @"Data\tetra_test.vtu"); vtkPoints points = vtkPoints.New(); points.InsertNextPoint(0, 0, 0); points.InsertNextPoint(1, 0, 0); points.InsertNextPoint(1, 1, 0); points.InsertNextPoint(0, 1, 1); vtkTetra tetra = vtkTetra.New(); tetra.GetPointIds().SetId(0, 0); tetra.GetPointIds().SetId(1, 1); tetra.GetPointIds().SetId(2, 2); tetra.GetPointIds().SetId(3, 3); vtkCellArray cellArray = vtkCellArray.New(); cellArray.InsertNextCell(tetra); vtkUnstructuredGrid unstructuredGrid = vtkUnstructuredGrid.New(); unstructuredGrid.SetPoints(points); const int VTK_TETRA = 10; unstructuredGrid.SetCells(VTK_TETRA, cellArray); // Write file vtkXMLUnstructuredGridWriter writer = vtkXMLUnstructuredGridWriter.New(); writer.SetFileName(filePath); writer.SetInput(unstructuredGrid); writer.Write(); // Read and display file for verification that it was written correctly vtkXMLUnstructuredGridReader reader = vtkXMLUnstructuredGridReader.New(); if (reader.CanReadFile(filePath) == 0) { MessageBox.Show("Cannot read file \"" + filePath + "\"", "Error", MessageBoxButtons.OK); return; } reader.SetFileName(filePath); reader.Update(); vtkDataSetMapper mapper = vtkDataSetMapper.New(); mapper.SetInputConnection(reader.GetOutputPort()); // actor vtkActor actor = vtkActor.New(); actor.SetMapper(mapper); // get a reference to the renderwindow of our renderWindowControl1 vtkRenderWindow renderWindow = renderWindowControl1.RenderWindow; // renderer vtkRenderer renderer = renderWindow.GetRenderers().GetFirstRenderer(); // set background color renderer.SetBackground(0.2, 0.3, 0.4); // add our actor to the renderer renderer.AddActor(actor); }
public void Read_Unstructured_Grid_File(string filename) { // Initalize VTK Reader vtkXMLUnstructuredGridReader reader = new vtkXMLUnstructuredGridReader(); reader.SetFileName(filename); reader.Update(); vtkUnstructuredGrid grid = reader.GetOutput(); vtkCellArray data = grid.GetCells(); vtkIdList idList = vtkIdList.New(); int numCells = (int)data.GetNumberOfCells(); if (numCells != 0) { if (grid.GetCellType(0) == 10) { isTetra = true; Console.WriteLine("Celltype is tetra"); } else if (grid.GetCellType(0) == 5) { isTetra = false; Console.WriteLine("Celltype is triangle"); } else { Console.WriteLine("No valid celltype"); } for (int i = 0; i < numCells; i++) { long cellTypeID = grid.GetCellType(i); // alle punkte durchlaufen und in eine Variable für jeden Punkt die anderen drei Punkte speichern if (isTetra) { Vector4 tetraPoint = new Vector4(); grid.GetCellPoints(i, idList); // ueber alle vier punkte iterieren und diese in extra liste für jeden Punkt speichern for (int j = 0; j < 4; j++) { tetraPoint[j] = idList.GetId(j); } tetraPoints.Add(tetraPoint); } else if (!isTetra) { Vector3 triangle = new Vector3(); grid.GetCellPoints(i, idList); // ueber alle drei punkte iterieren und diese in extra liste für jeden Punkt speichern for (int j = 0; j < 3; j++) { triangle[j] = idList.GetId(j); } trianglePoints.Add(triangle); } } } // Read Point Coordinates vtkPoints points = grid.GetPoints(); int numPoints = (int)points.GetNumberOfPoints(); List <Vector3d> point_dat = new List <Vector3d>(); if (numPoints != 0) { // Read Point Data double[] pt; for (int i = 0; i < numPoints; i++) { pt = points.GetPoint(i); point_dat.Add(new Vector3d((float)pt[0], (float)pt[1], (float)pt[2])); } if (this.vertex_data.ContainsKey("vertices")) { this.vertex_data["vertices"] = point_dat; } else { this.vertex_data.Add("vertices", point_dat); } Console.WriteLine("All points read in correctly!"); } else { Console.ForegroundColor = ConsoleColor.Red; Console.WriteLine("---------------No Points existent"); } vtkPointData pointData = grid.GetPointData(); // Load point attributes this.Load_Point_Attributes(pointData); }