Try that and hit the "r" key to reset camera once it is loaded...<br><br><pre><p class="paragraph"><span class="java-keyword">public</span> class VTKSample {</p><p class="paragraph"> <span class="java-keyword">public</span> <span class="java-keyword">static</span> void main(<span class="java-object">String</span>[] args) {<br>
// Build the VTK 3D view<br> // (Should be done before using any vtk <br> // object or load the <span class="java-keyword">native</span><br> // library first)<br> vtkPanel panel3D = <span class="java-keyword">new</span> vtkPanel();</p>
<p class="paragraph"></p> // ..... Put your code and pipeline here .....<br> vtkActor yourActor = new vtkActor();<br> // ..... Put your code and pipeline here .....<br><br><p class="paragraph">
// Add actor in 3D Panel<br> panel3D.GetRenderer().AddActor(yourActor);</p><p class="paragraph"> // Build Java Frame and include the VTK view<br> JFrame frame = <span class="java-keyword">new</span> JFrame(<span class="java-quote">"Test"</span>);<br>
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);<br> frame.getContentPane().setLayout(<span class="java-keyword">new</span> BorderLayout());<br> frame.getContentPane().add(panel3D, BorderLayout.CENTER);<br> frame.setSize(500, 500);<br>
frame.setLocationRelativeTo(<span class="java-keyword">null</span>); // Center on desktop<br> frame.setVisible(<span class="java-keyword">true</span>);<br> }<br>}</p></pre><br><br><div class="gmail_quote">On Fri, Apr 23, 2010 at 4:04 PM, nikhil singhania <span dir="ltr"><<a href="mailto:niksinghania@gmail.com">niksinghania@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Sir,<br>
Thank you for your reply.It proved to be a great help.All errors are<br>
gone but in spite of giving rendered object it gives a renderer window<br>
with a red square which vanishes at once.Here is the whole code.<br>
<br>
package javaapplication2;<br>
import java.io.*;<br>
import vtk.*;<br>
<br>
<br>
public class fileread<br>
{<br>
static{<br>
<div class="im"> System.loadLibrary("vtkFilteringJava");<br>
<br>
System.loadLibrary("vtkIOJava");<br>
System.loadLibrary("vtkImagingJava");<br>
<br>
System.loadLibrary("vtkGraphicsJava");<br>
System.loadLibrary("vtkRenderingJava");<br>
<br>
try {<br>
System.loadLibrary("vtkHybridJava");<br>
} catch (Throwable e) {<br>
<br>
System.out.println("cannot load vtkHybrid, skipping...");<br>
}<br>
try {<br>
System.loadLibrary("vtkVolumeRenderingJava");<br>
<br>
} catch (Throwable e) {<br>
System.out.println("cannot load vtkVolumeRendering, skipping...");<br>
}<br>
<br>
}<br>
</div> public static FileOutputStream Output;<br>
public static FileInputStream fstream;<br>
public static PrintStream file;<br>
public static char[][][] arr=new char[50][500][500];<br>
<br>
public static int i = 0;<br>
public static int j = 0;<br>
public static int k = 0;<br>
<br>
public static void main(String argv[])<br>
{<br>
try<br>
{<br>
<br>
fstream=new<br>
FileInputStream("C:\\Users\\nikhil\\Desktop\\JavaApplication2\\VH_1760_1024_1878.raw");<br>
// Output = new FileOutputStream("aq5.raw");<br>
BufferedInputStream bis=new BufferedInputStream(fstream);<br>
<br>
DataInputStream in = new DataInputStream(bis);<br>
long l;<br>
l=in.skip(13);<br>
System.out.println("l value="+l);<br>
<br>
// file = new PrintStream(Output);<br>
for(k =0;k < 50 ;k += 1)<br>
{<br>
for(i = 0; i < 500;i += 1)<br>
{<br>
for(j = 0; j < 500;j += 1){<br>
arr[k][i][j] =(char) in.readByte();<br>
<br>
}<br>
l=in.skip(1260);<br>
}<br>
l=in.skip(524*1760);<br>
}<br>
<br>
}<br>
catch(Exception e)<br>
{<br>
System.out.println("Could not load file!");<br>
}<br>
<br>
new vtkPanel();<br>
<div class="im"> vtkImageData image = new vtkImageData();<br>
image.SetDimensions(500, 500, 50);<br>
image.SetOrigin(0.0, 0.0, 0.0);<br>
image.SetSpacing(0.33,0.33,0.33);<br>
</div>image.SetScalarTypeToShort();<br>
<div class="im">image.AllocateScalars();<br>
vtkDataArray array = image.GetPointData().GetScalars();<br>
<br>
for(int iZ = 0; iZ < 50; iZ++){<br>
for(int iY= 0; iY < 500; iY++){<br>
for(int iX = 0; iX < 500; iX++){<br>
array.InsertNextTuple1(arr[iZ][iY][iX]);<br>
}<br>
}<br>
}<br>
<br>
<br>
</div> vtkImageDataGeometryFilter imgfilt = new vtkImageDataGeometryFilter();<br>
imgfilt.SetInput(image);<br>
vtkWarpScalar warp = new vtkWarpScalar();<br>
warp.SetInputConnection(imgfilt.GetOutputPort());<br>
vtkPolyDataMapper mapper =new vtkPolyDataMapper();<br>
mapper.SetInputConnection(warp.GetOutputPort());<br>
<br>
vtkActor actor =new vtkActor();<br>
actor.SetMapper(mapper);<br>
vtkRenderer ren = new vtkRenderer();<br>
ren.AddActor(actor);<br>
vtkRenderWindow renWin =new vtkRenderWindow();<br>
renWin.AddRenderer(ren);<br>
renWin.Render();<br>
}<br>
}<br>
Thank You.<br>
<br>
With regards,<br>
<div><div></div><div class="h5"><br>
Nikhil<br>
<br>
On 23/04/2010, Sebastien Jourdain <<a href="mailto:sebastien.jourdain@kitware.com">sebastien.jourdain@kitware.com</a>> wrote:<br>
> Hi Nikhil,<br>
><br>
> "Exception in thread "main"<br>
> java.lang.UnsatisfiedLinkError:vtk.vtkImageData.VTKInit()J<br>
><br>
> Means their is an issue with the link to the native layer.<br>
><br>
> So make sure those library have well been loaded before. Because depending<br>
> on your code and system,<br>
> those library might not be loaded when you use vtkImageData and might be<br>
> loaded when used with other VTK functions. Try to write "new vtkPanel();"<br>
> prior the "vtkImageData image = new vtkImageData();".<br>
> (vtkPanel embed this native library loading lines...)<br>
><br>
> Seb<br>
><br>
><br>
> On Fri, Apr 23, 2010 at 3:20 PM, nikhil singhania<br>
> <<a href="mailto:niksinghania@gmail.com">niksinghania@gmail.com</a>>wrote:<br>
><br>
>> Sir,<br>
>> Thank you for your reply.The code is working for all other vtk<br>
>> functions just giving error for vtkimagedata .Does vtkimagedata<br>
>> require any additional file to be loaded. Environmental variable path<br>
>> is also set.<br>
>> Thank You.<br>
>><br>
>> Best regards,<br>
>> Nikhil<br>
>><br>
>> On 23/04/2010, Sebastien Jourdain <<a href="mailto:sebastien.jourdain@kitware.com">sebastien.jourdain@kitware.com</a>> wrote:<br>
>> > Hi Nikhil,<br>
>> ><br>
>> > You forgot to load the system library.<br>
>> ><br>
>> > You have to add the following line in your code as well as having<br>
>> depending<br>
>> > on your system the directory that content the vtk library inside the<br>
>> > environment vairiable PATH/LD_LIBRARY_PATH/DYLD_LIBRARY_PATH<br>
>> (win/unix/mac).<br>
>> ><br>
>> > static {<br>
>> > System.loadLibrary("vtkCommonJava");<br>
>> > System.loadLibrary("vtkFilteringJava");<br>
>> > System.loadLibrary("vtkIOJava");<br>
>> > System.loadLibrary("vtkImagingJava");<br>
>> > System.loadLibrary("vtkGraphicsJava");<br>
>> > System.loadLibrary("vtkRenderingJava");<br>
>> > try {<br>
>> > System.loadLibrary("vtkHybridJava");<br>
>> > } catch (Throwable e) {<br>
>> > System.out.println("cannot load vtkHybrid, skipping...");<br>
>> > }<br>
>> > try {<br>
>> > System.loadLibrary("vtkVolumeRenderingJava");<br>
>> > } catch (Throwable e) {<br>
>> > System.out.println("cannot load vtkVolumeRendering, skipping...");<br>
>> > }<br>
>> > }<br>
>> ><br>
>> > Seb<br>
>> ><br>
>> > On Fri, Apr 23, 2010 at 2:57 PM, nikhil singhania<br>
>> > <<a href="mailto:niksinghania@gmail.com">niksinghania@gmail.com</a>>wrote:<br>
>> ><br>
>> >> Sir,<br>
>> >> I am writing a code to convert java array to image data..but getting an<br>
>> >> error:<br>
>> >><br>
>> >> "Exception in thread "main" java.lang.UnsatisfiedLinkError:<br>
>> >> vtk.vtkImageData.VTKInit()J<br>
>> >> at vtk.vtkImageData.VTKInit(Native Method)<br>
>> >> at vtk.vtkObject.<init>(vtkObject.java:96)<br>
>> >> at vtk.vtkDataObject.<init>(vtkDataObject.java:1206)<br>
>> >> at vtk.vtkDataSet.<init>(vtkDataSet.java:225)<br>
>> >> at vtk.vtkImageData.<init>(vtkImageData.java:347)<br>
>> >> at javaapplication2.fileread.main(fileread.java:49)"<br>
>> >><br>
>> >> here is some part of code...<br>
>> >><br>
>> >> vtkImageData image = new vtkImageData();<br>
>> >> image.SetDimensions(500, 500, 50);<br>
>> >> image.SetOrigin(0.0, 0.0, 0.0);<br>
>> >> image.SetSpacing(0.33,0.33,0.33);<br>
>> >> image.SetScalarTypeToChar();<br>
>> >> image.AllocateScalars();<br>
>> >> vtkDataArray array = image.GetPointData().GetScalars();<br>
>> >><br>
>> >> for(int iZ = 0; iZ < 50; iZ++){<br>
>> >> for(int iY= 0; iY < 500; iY++){<br>
>> >> for(int iX = 0; iX < 500; iX++){<br>
>> >><br>
>> >> array.InsertNextTuple1(arr[iZ][iY][iX]);<br>
>> >> }<br>
>> >> }<br>
>> >> }<br>
>> >><br>
>> >> Please help.<br>
>> >><br>
>> >> Thank You.<br>
>> >> --<br>
>> >> Nikhil Kumar<br>
>> >> rit2007033<br>
>> >> b.tech IT 6th sem<br>
>> >> IIIT Allahabad<br>
>> >> contact@9793905858<br>
>> >> email: <a href="mailto:rit2007033@iiita.ac.in">rit2007033@iiita.ac.in</a><br>
>> >> <a href="mailto:niksinghania@gmail.com">niksinghania@gmail.com</a><br>
>> >> <a href="http://profile.iiita.ac.in/RIT2007033/" target="_blank">http://profile.iiita.ac.in/RIT2007033/</a><br>
>> >> _______________________________________________<br>
>> >> Powered by <a href="http://www.kitware.com" target="_blank">www.kitware.com</a><br>
>> >><br>
>> >> Visit other Kitware open-source projects at<br>
>> >> <a href="http://www.kitware.com/opensource/opensource.html" target="_blank">http://www.kitware.com/opensource/opensource.html</a><br>
>> >><br>
>> >> Please keep messages on-topic and check the VTK FAQ at:<br>
>> >> <a href="http://www.vtk.org/Wiki/VTK_FAQ" target="_blank">http://www.vtk.org/Wiki/VTK_FAQ</a><br>
>> >><br>
>> >> Follow this link to subscribe/unsubscribe:<br>
>> >> <a href="http://www.vtk.org/mailman/listinfo/vtkusers" target="_blank">http://www.vtk.org/mailman/listinfo/vtkusers</a><br>
>> >><br>
>> ><br>
>><br>
>><br>
>> --<br>
>> Nikhil Kumar<br>
>> rit2007033<br>
>> b.tech IT 6th sem<br>
>> IIIT Allahabad<br>
>> contact@9793905858<br>
>> email: <a href="mailto:rit2007033@iiita.ac.in">rit2007033@iiita.ac.in</a><br>
>> <a href="mailto:niksinghania@gmail.com">niksinghania@gmail.com</a><br>
>> <a href="http://profile.iiita.ac.in/RIT2007033/" target="_blank">http://profile.iiita.ac.in/RIT2007033/</a><br>
>><br>
><br>
<br>
<br>
</div></div>--<br>
<div><div></div><div class="h5">Nikhil Kumar<br>
rit2007033<br>
b.tech IT 6th sem<br>
IIIT Allahabad<br>
contact@9793905858<br>
email: <a href="mailto:rit2007033@iiita.ac.in">rit2007033@iiita.ac.in</a><br>
<a href="mailto:niksinghania@gmail.com">niksinghania@gmail.com</a><br>
<a href="http://profile.iiita.ac.in/RIT2007033/" target="_blank">http://profile.iiita.ac.in/RIT2007033/</a><br>
</div></div></blockquote></div><br>