[vtkusers] Newbie Needs example code for slider bars

Ashish Singh mrasingh at gmail.com
Fri Oct 13 15:14:56 EDT 2006 

Thanks Anja.
As per your suggestion I linked to other libraries but was still getting
errors, so I linked to all the libraries. I am still getting errors. I am
attaching the log file again here. Plz. let me know if you can figure it
out.

Thanks,
Ashish

On 10/13/06, Anja Ende <anja.ende at googlemail.com> wrote:
>
> Ok, it is pretty clear that you need to link to other vtk libs as well..
>
> This line:
> LIBS += C:\vtk-5.0.2\VTKBINARIES\bin\debug\vtkRendering.lib
>
> You need to add additional libs here...
>
> For example, vtkDICOMparser lib, vtkCommon lib etc. See the list that I
> had and take out the libs you do not need.
>
> This can be specified in your PRO file and qmake should generate the
> proper studio file for you. I do not use windows, so I do not know the exact
> details there.... At least you got rid of compiling errors, linking should
> just be a matter of locating the right libs.
>
> Good luck,
> Anja
>
> On 13/10/06, Ashish Singh <mrasingh at gmail.com> wrote:
> >
> > Here's the log file with all the errors.
> > Thanks,
> > Ashish
> >
> > On 10/13/06, Anja Ende < anja.ende at googlemail.com > wrote:
> > >
> > > Could you also send me the error messages that you got?
> > >
> > > On 13/10/06, Ashish Singh <mrasingh at gmail.com > wrote:
> > > >
> > > > Thanks Anja. I am using visual studio 2005 as my IDE. I ran a simple
> > > > example. I clubbed the hello world example from qt and an image display
> > > > example from vtk together and then ran it using qmake. I wanted to make a
> > > > visual studio project so i ran the command:
> > > > 'qmake -project -t vcapp -o helloworld.pro' <http://helloworld.pro>
> > > > this gave me a helloworld.pro file. I edited this file to include
> > > > the path etc and then ran qmake again. this gave me a .vcproj file which i
> > > > opened in visual studio and then build it there. Here I got all those
> > > > errors.
> > > > The code I am using to test the working of vtk and qt together is as
> > > > follows:
> > > > -----
> > > > #include <QApplication>
> > > > #include <QPushButton>
> > > > #include "vtkRenderWindow.h"
> > > > #include "vtkRenderer.h "
> > > > #include "conio.h"
> > > > #include "vtkDICOMImageReader.h"
> > > > #include "vtkImageViewer2.h"
> > > > #include "vtkRenderWindowInteractor.h"
> > > >
> > > >
> > > >     int main(int argc, char *argv[])
> > > >     {
> > > >         QApplication app(argc, argv);
> > > >
> > > >         QPushButton hello("Hello world!");
> > > >         hello.resize(100, 30);
> > > >
> > > >         hello.show();
> > > >       //  return app.exec();
> > > >   //  }
> > > >
> > > >
> > > > //int main( int argc, char *argv[] )
> > > > //{
> > > >
> > > >   vtkDICOMImageReader *img1=vtkDICOMImageReader::New();
> > > >   img1->SetFileName("D:\\testimages\\IM_00001.dcm");
> > > >
> > > >   vtkImageViewer2 * myviewer=vtkImageViewer2::New();
> > > >   myviewer->SetInput(img1->GetOutput());
> > > >   //myviewer->SetSize(720,540);
> > > >   myviewer->SetColorWindow(2000);
> > > >   myviewer->SetColorLevel(1500);
> > > >   myviewer->Render();
> > > >
> > > >   vtkRenderWindowInteractor *iren=vtkRenderWindowInteractor::New();
> > > >   iren->SetRenderWindow(myviewer->GetRenderWindow());
> > > >   iren->Initialize();
> > > >   iren->Start();
> > > >
> > > >   img1->Delete();
> > > >   myviewer->Delete();
> > > >   iren->Delete();
> > > >
> > > >   return app.exec ();
> > > > }
> > > > ------
> > > > And my modified helloworld.pro file looks like this:
> > > > ----
> > > > ######################################################################
> > > >
> > > > # Automatically generated by qmake ( 2.00a) Fri Oct 13 12:20:39 2006
> > > >
> > > > ######################################################################
> > > >
> > > > TEMPLATE = vcapp
> > > > TARGET +=
> > > > DEPENDPATH += .
> > > > LIBS += C:\vtk-5.0.2\VTKBINARIES\bin\debug\vtkRendering.lib
> > > > INCLUDEPATH += .;C:\vtk-5.0.2\VTKSOURCE\GRAPHICS;C:\vtk-
> > > > 5.0.2\VTKSOURCE\FILTERING;C:\vtk-5.0.2\VTKSOURCE\COMMON;C:\vtk-
> > > > 5.0.2\VTKBINARIES;C:\vtk-5.0.2\VTKSOURCE\RENDERING;C:\vtk-
> > > > 5.0.2\VTKSOURCE\IO
> > > >
> > > >
> > > > # Input
> > > > SOURCES += helloworld.cpp
> > > > -------
> > > > Am I missing something? Plz. help.
> > > >
> > > > Thanks,
> > > > Ashish
> > > >
> > > >
> > > > On 10/13/06, Anja Ende < anja.ende at googlemail.com> wrote:
> > > > >
> > > > > Hi Ashish,
> > > > >
> > > > > LD_LIBRARY_PATH only tells where to look for the dynamic libraries
> > > > > (DLLs on windows).
> > > > >
> > > > > What development environment are you using? Did you simply run
> > > > > qmake on your pro file and then make or are you using an IDE?
> > > > >
> > > > > Unfortunately, I am not a development machine now. But if it does
> > > > > not work, I will try to send a simple example tomorrow.
> > > > >
> > > > > Cheers,
> > > > > Anja
> > > > >
> > > > > On 13/10/06, Ashish Singh <mrasingh at gmail.com> wrote:
> > > > > >
> > > > > > Thanks Anja. But I am still stuck. Can you send me a simple
> > > > > > example maybe a cone example with something like a push button along with
> > > > > > the pro file, using both vtk and qt?
> > > > > >
> > > > > > As you suggested I set the lib path in the .pro file and the
> > > > > > include path to my vtk parent directory. But now it says cannot open include
> > > > > > file vtkconesource.h, if I add the path to this file it comes up
> > > > > > with another file...and another and another...
> > > > > > I get 5-6 such errors and if I include the path to all of them,
> > > > > > I get a fatal error:363 unresolved externals.
> > > > > > What did i miss? what is the LD_LIBRARY_PATH in your example? I
> > > > > > didnt do that part.
> > > > > >
> > > > > > Thanks,
> > > > > > Ashish
> > > > > >
> > > > > >
> > > > > > On 10/13/06, Anja Ende < anja.ende at googlemail.com> wrote:
> > > > > > >
> > > > > > > Hi Ashish,
> > > > > > >
> > > > > > > In the project PRO file (this is used when you run qmake)
> > > > > > > command, you will need to specify where the vt include and lib files are.
> > > > > > >
> > > > > > > Below, I am attaching the relevant sections from my PRO file.
> > > > > > > As you can see the LIBS directive tells QT the vtk libs I am using in my
> > > > > > > project and the INCLUDEPATH also includes the path to the vtk includes.
> > > > > > >
> > > > > > > LIBS += -lvtkWidgets \
> > > > > > > -lQVTK \
> > > > > > > -lvtktiff \
> > > > > > > -lvtkjpeg \
> > > > > > > -lvtkexpat \
> > > > > > > -lvtkMPEG2Encode \
> > > > > > > -lvtkIO \
> > > > > > > -lvtkRendering \
> > > > > > > -lvtkGraphics \
> > > > > > > -lvtkImaging \
> > > > > > > -lvtkftgl \
> > > > > > > -lvtkfreetype \
> > > > > > > -lvtkFiltering \
> > > > > > > -lvtkCommon \
> > > > > > > -lvtksys \
> > > > > > > -lvtkDICOMParser \
> > > > > > > -lXt \
> > > > > > > -lvtkpng \
> > > > > > > -lvtkzlib
> > > > > > >
> > > > > > > INCLUDEPATH += ../src \
> > > > > > > /usr/local/include/vtk-5.0
> > > > > > >
> > > > > > > In addition you must export the QTDIR and PATH variables and
> > > > > > > set the LD_LIBRARY_PATH . In Linux, the best place is the .bashrc file. I am
> > > > > > > not sure about windows but probably it is the environment variables.
> > > > > > >
> > > > > > > My .bashrc file looks like:
> > > > > > >
> > > > > > > export QTDIR=/usr/local/Trolltech/Qt-4.1.4
> > > > > > > export QTDIR
> > > > > > >
> > > > > > > export PATH=$PATH:/usr/local/Trolltech/Qt-4.1.4/bin/
> > > > > > > export PATH
> > > > > > > export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib/
> > > > > > >
> > > > > > >
> > > > > > > I hope this helps you.
> > > > > > >
> > > > > > > Cheers,
> > > > > > > Anja
> > > > > > >
> > > > > > > On 13/10/06, Ashish Singh <mrasingh at gmail.com> wrote:
> > > > > > > >
> > > > > > > > Even, I want to make a slider in my vtk application. I was
> > > > > > > > planning to use Qt for that, but for some reason I cannot get Qt to run with
> > > > > > > > vtk. How are you doing it, Anja? I have Qt 4.1.4 and VTK
> > > > > > > > 5.0.2 installed on my workstation (windows xp pro x64). Both
> > > > > > > > of them are running independently but I don't know how to use them together
> > > > > > > > in the same application. How did you configure them?
> > > > > > > >
> > > > > > > > Thanks,
> > > > > > > > Ashish
> > > > > > > >
> > > > > > > > On 10/13/06, Anja Ende < anja.ende at googlemail.com> wrote:
> > > > > > > >
> > > > > > > > > Hi Spencer,
> > > > > > > > >
> > > > > > > > > What GUI framework are you using for displaying the
> > > > > > > > > sliders? This should be completely independent from vtk.
> > > > > > > > >
> > > > > > > > > I use Qt and use QSlider and it works fine.
> > > > > > > > >
> > > > > > > > > Cheers,Anja
> > > > > > > > >
> > > > > > > > > _______________________________________________
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> > > > > > > > >
> > > > > > > > >
> > > > > > > > >
> > > > > > > >
> > > > > >
> > > > >
> > > > >
> > > > > --
> > > > > Cheers,
> > > > >
> > > > > Anja
> > > >
> > > >
> > > >
> > >
> > >
> > > --
> > > Cheers,
> > >
> > > Anja
> >
> >
> >
> >
>
>
> --
> Cheers,
>
> Anja
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