MetaImageWriter
VTKExamples/CSharp/IO/MetaImageWriter
Description¶
A tutorial on how to setup a Windows Forms Application utilizing ActiViz.NET can be found here: Setup a Windows Forms Application to use ActiViz.NET
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Code¶
MetaImageWriter.cs
using System; using System.Collections.Generic; using System.ComponentModel; using System.Windows.Forms; using System.Diagnostics; using System.IO; using Kitware.VTK; namespace ActiViz.Examples { public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void renderWindowControl1_Load(object sender, EventArgs e) { try { WriteMetaImage(); } catch(Exception ex) { MessageBox.Show(ex.Message, "Exception", MessageBoxButtons.OK); } } private void WriteMetaImage() { // 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\test_mha.mhd"); string filePathRaw = System.IO.Path.Combine(root, @"Data\test_mha.raw"); // Create an image vtkImageMandelbrotSource source = vtkImageMandelbrotSource.New(); source.Update(); vtkImageCast castFilter = vtkImageCast.New(); castFilter.SetOutputScalarTypeToUnsignedChar(); castFilter.SetInputConnection(source.GetOutputPort()); castFilter.Update(); vtkMetaImageWriter writer = vtkMetaImageWriter.New(); writer.SetInputConnection(castFilter.GetOutputPort()); writer.SetFileName(filePath); writer.SetRAWFileName(filePathRaw); writer.Write(); // Read and display file for verification that it was written correctly vtkMetaImageReader reader = vtkMetaImageReader.New(); if(reader.CanReadFile(filePath) == 0) { MessageBox.Show("Cannot read file \"" + filePath + "\"", "Error", MessageBoxButtons.OK); return; } reader.SetFileName(filePath); reader.Update(); vtkImageActor actor = vtkImageActor.New(); actor.SetInput(reader.GetOutput()); // Visualize vtkRenderWindow renderWindow = renderWindowControl1.RenderWindow; // renderer vtkRenderer renderer = renderWindow.GetRenderers().GetFirstRenderer(); // set background color renderer.SetBackground(0.2, 0.3, 0.4); renderer.AddActor(actor); } } }