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package vtk.test;
/*=========================================================================
Program: Visualization Toolkit
Module: Regression.java
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
import javax.swing.SwingUtilities;
import vtk.vtkActor;
import vtk.vtkConeSource;
import vtk.vtkImageData;
import vtk.vtkImageDifference;
import vtk.vtkJavaTesting;
import vtk.vtkObject;
import vtk.vtkPNGWriter;
import vtk.vtkPolyDataMapper;
import vtk.vtkRenderWindow;
import vtk.vtkRenderWindowInteractor;
import vtk.vtkRenderer;
import vtk.vtkShortArray;
import vtk.vtkUnsignedCharArray;
import vtk.vtkUnsignedShortArray;
import vtk.vtkWindowToImageFilter;
public class Regression {
public static void main(final String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
vtkJavaTesting.Initialize(args, true);
vtkShortArray array = new vtkShortArray();
array.InsertNextTuple1(3.0);
array.InsertNextTuple1(1.0);
array.InsertNextTuple1(4.0);
array.InsertNextTuple1(1.0);
array.InsertNextTuple1(5.0);
array.InsertNextTuple1(9.0);
array.InsertNextTuple1(2.0);
array.InsertNextTuple1(6.0);
array.InsertNextTuple1(5.0);
array.InsertNextTuple1(3.0);
array.InsertNextTuple1(5.0);
array.InsertNextTuple1(8.0);
array.InsertNextTuple1(9.0);
array.InsertNextTuple1(7.0);
array.InsertNextTuple1(9.0);
array.InsertNextTuple1(3.0);
array.InsertNextTuple1(1.0);
short[] carray = array.GetJavaArray();
int cc;
System.out.print("[");
for (cc = 0; cc < carray.length; cc++) {
short i = carray[cc];
System.out.print(i);
}
System.out.println("]");
vtkUnsignedShortArray narray = new vtkUnsignedShortArray();
narray.SetJavaArray(carray);
System.out.print("[");
for (cc = 0; cc <= narray.GetMaxId(); cc++) {
int i = narray.GetValue(cc);
System.out.print(i);
}
System.out.println("]");
vtkRenderWindow renWin = new vtkRenderWindow();
vtkRenderer ren1 = new vtkRenderer();
renWin.AddRenderer(ren1);
vtkRenderWindowInteractor iren = new vtkRenderWindowInteractor();
iren.SetRenderWindow(renWin);
vtkConeSource cone = new vtkConeSource();
cone.SetResolution(8);
vtkPolyDataMapper coneMapper = new vtkPolyDataMapper();
coneMapper.SetInputConnection(cone.GetOutputPort());
vtkActor coneActor = new vtkActor();
coneActor.SetMapper(coneMapper);
ren1.AddActor(coneActor);
renWin.Render();
vtkWindowToImageFilter w2i = new vtkWindowToImageFilter();
w2i.SetInput(renWin);
w2i.Modified();
renWin.Render();
w2i.Update();
vtkImageData image = w2i.GetOutput();
vtkUnsignedCharArray da = (vtkUnsignedCharArray) image.GetPointData().GetScalars();
byte[] barray = da.GetJavaArray();
System.out.println("Length of array: " + barray.length);
vtkUnsignedCharArray nda = new vtkUnsignedCharArray();
nda.SetJavaArray(barray);
vtkImageData nimage = new vtkImageData();
nimage.SetDimensions(image.GetDimensions());
nimage.SetSpacing(image.GetSpacing());
nimage.SetOrigin(image.GetOrigin());
nimage.AllocateScalars(image.GetScalarType(), image.GetNumberOfScalarComponents());
vtkUnsignedCharArray nida = (vtkUnsignedCharArray) nimage.GetPointData().GetScalars();
nida.SetJavaArray(barray);
int retVal0 = vtkJavaTesting.PASSED;
for (cc = 0; cc <= da.GetMaxId(); cc++) {
int v1 = 0, v2 = 0, v3 = 0;
v1 = da.GetValue(cc);
if (cc <= nda.GetMaxId()) {
v2 = nda.GetValue(cc);
} else {
System.out.println("Cannot find point " + cc + " in nda");
retVal0 = vtkJavaTesting.FAILED;
}
if (cc <= nida.GetMaxId()) {
v3 = nida.GetValue(cc);
} else {
System.out.println("Cannot find point " + cc + " in nida");
retVal0 = vtkJavaTesting.FAILED;
}
if (v1 != v2 || v1 != v3) {
System.out.println("Wrong point: " + v1 + " <> " + v2 + " <> " + v3);
retVal0 = vtkJavaTesting.FAILED;
}
}
vtkImageDifference imgDiff = new vtkImageDifference();
imgDiff.SetInputData(nimage);
imgDiff.SetImageConnection(w2i.GetOutputPort());
imgDiff.Update();
int retVal1 = vtkJavaTesting.PASSED;
if (imgDiff.GetThresholdedError() != 0) {
System.out.println("Problem with array conversion. Image difference is: " + imgDiff.GetThresholdedError());
vtkPNGWriter wr = new vtkPNGWriter();
wr.SetInputConnection(w2i.GetOutputPort());
wr.SetFileName("im1.png");
wr.Write();
wr.SetInputData(nimage);
wr.SetFileName("im2.png");
wr.Write();
wr.SetInputConnection(imgDiff.GetOutputPort());
wr.SetFileName("diff.png");
wr.Write();
retVal1 = vtkJavaTesting.FAILED;
}
int retVal2 = vtkJavaTesting.PASSED;
if (vtkJavaTesting.IsInteractive()) {
iren.Start();
} else {
retVal2 = vtkJavaTesting.RegressionTest(renWin, 10);
}
vtkObject.JAVA_OBJECT_MANAGER.deleteAll();
if (retVal0 != vtkJavaTesting.PASSED) {
vtkJavaTesting.Exit(retVal0);
}
if (retVal1 != vtkJavaTesting.PASSED) {
vtkJavaTesting.Exit(retVal1);
}
vtkJavaTesting.Exit(retVal2);
}
});
}
}
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