[vtkusers] Problem with creating a UI using KWWidgets

[Amy Squillacote]

Hi Sharwari,

In the VTK that you're using with KWWidgets, did you turn on both of the 
following CMake variables: VTK_USE_RENDERING and VTK_WRAP_TCL? Both of 
them are required in order for vtkTkRenderWidget to be built.

- Amy

Sharwari Mavalankar wrote:
> hi all,
> I am working on creating a UI using KWWidgets.
> I want to display a 3D volume in this UI from 2D BMP slices.
> The volume rendering is working fine without the UI.But I seem to have 
> some problem with the UI.
> It displays the UI window, but I cannot see the 3D volume inside it.
> Addionally on running the program I get the following error on the 
> vtkoutput window.
>
> ERROR: In C:\Program 
> Files\KWWidgets\KWWidgets-HEAD-cvs\vtkKWTkUtilities.cxx, line 221
> vtkKWApplication (0x03414370):
>     Script:
> vtkTkRenderWidget .1.10.18.21.22.25.100.102.104.107.108 -rw Addr=03428710
>     Returned Error on line 1:
> invalid command name "vtkTkRenderWidget"
> Stack trace:
> invalid command name "vtkTkRenderWidget"
>     while executing
> "vtkTkRenderWidget .1.10.18.21.22.25.100.102.104.107.108 -rw 
> Addr=03428710"
>
>
> ERROR: In C:\Program 
> Files\KWWidgets\KWWidgets-HEAD-cvs\vtkKWWidget.cxx, line 301
> vtkKWCoreWidget (0x03428990): Error creating the widget 
> .1.10.18.21.22.25.100.102.104.107.108 of type vtkTkRenderWidget: 
> invalid command name "vtkTkRenderWidget"
>
> ERROR: In C:\Program 
> Files\KWWidgets\KWWidgets-HEAD-cvs\vtkKWTkUtilities.cxx, line 221
> vtkKWApplication (0x03414370):
>     Script:
> grid .1.10.18.21.22.25.100.102.104.107.108 -row 0 -column 0 -sticky nsew
>     Returned Error on line 1:
> bad window path name ".1.10.18.21.22.25.100.102.104.107.108"
> Stack trace:
> bad window path name ".1.10.18.21.22.25.100.102.104.107.108"
>     while executing
> "grid .1.10.18.21.22.25.100.102.104.107.108 -row 0 -column 0 -sticky nsew"
>
>
> ERROR: In C:\Program 
> Files\KWWidgets\KWWidgets-HEAD-cvs\vtkKWApplication.cxx, line 999
> vtkKWApplication (0x03414370): TclTk error: Object named: vtkTemp44, 
> could not find requested method: ConfigureCallback
> or the method was called with incorrect arguments.
>
> Object named: vtkTemp44, could not find requested method: 
> ConfigureCallback
> or the method was called with incorrect arguments.
>
>     while executing
> "vtkTemp44 ConfigureCallback 900 668"
>     (command bound to event)
>
>  Here is my code
>
> //The following code includes the vtk code and the KWWidgets code for 
> the user interface.
> #include "vtkRenderer.h"
> #include "vtkRenderWindow.h"
> #include "vtkRenderWindowInteractor.h"
> #include "vtkBMPReader.h"
> #include "vtkPolyDataMapper.h"
> #include "vtkActor.h"
> #include "vtkActor2D.h"
> #include "vtkImageActor.h"
> #include "vtkOutlineFilter.h "
> #include "vtkCamera.h"
> #include "vtkProperty.h"
> #include "vtkPolyDataNormals.h"
> #include "vtkContourFilter.h"
> #include "vtkDataSetMapper.h"
> #include " vtkImageMapper.h"
> #include "vtkVolumeMapper.h"
> #include "vtkVolumeRayCastMapper.h"
> #include "vtkVolumeRayCastCompositeFunction.h"
> #include "vtkPiecewiseFunction.h"
> #include "vtkVolumeProperty.h"
> #include "vtkColorTransferFunction.h"
> #include "vtkLight.h"
> #include "vtkFixedPointVolumeRayCastMapper.h"
> #include "vtkKWApplication.h "
> #include "vtkKWWindowBase.h"
> #include "vtkKWRenderWidget.h"
> #include "vtkKWWindow.h"
> #include "vtkKWFrame.h"
>
> int main(int argc, char *argv[])
> {
>  
>  // Initialize Tcl.This is required otherwise the program crashes.
>  
>  Tcl_Interp *interp = vtkKWApplication::InitializeTcl(argc, argv, &cerr);
>   if (!interp)
>   {
>   cerr << "Error: InitializeTcl failed" << endl ;
>   return 1;
>   }
>
>
> //using bmp to read gray image
>  vtkBMPReader *reader = vtkBMPReader::New();
>  reader->SetFilePattern("%s%d.bmp");
>  
>   reader->SetFilePrefix("C:\\Images\\PositionCReal\\Depth5mm\\slice");
>  
>  
>  reader->SetDataExtent(0, 310, 0, 310, 1, 8);
>  reader->SetDataSpacing(1.0,1.0,20.0);
>  reader->SetDataOrigin(0.0, 0.0, 0.0);
>  reader->Update();
>  
>  
>  //vtkImageData *finalImg = reader->GetOutput();
>  
>  
>  vtkPiecewiseFunction *tfun = vtkPiecewiseFunction::New();
>
> //The following lines of code displays the copper target for position 
> A and C
>  tfun->AddPoint(128,0.009);
>  tfun->AddPoint(180,1.0);
>  tfun->AddPoint(200,1.0);
>  tfun->AddPoint(255,0.0009);
>
>   vtkFixedPointVolumeRayCastMapper *volumeMapper = 
> vtkFixedPointVolumeRayCastMapper::New();
>  
>  //volumeMapper->SetSampleDistance(1.0);
>
>  //volumeMapper->SetInput(finalImg);
>  volumeMapper->SetInput(reader->GetOutput());
>
>  vtkVolumeProperty *volumeProperty = vtkVolumeProperty::New();
>
>   //show gray volume
>  volumeProperty->IndependentComponentsOff();
>  volumeProperty->SetScalarOpacity(tfun);
>   
>
>  
>  vtkVolume *newvol = vtkVolume::New();
>  newvol->SetMapper(volumeMapper);
>  newvol->SetProperty(volumeProperty);
>
>  vtkOutlineFilter *outline = vtkOutlineFilter::New();
>  outline->SetInput((vtkDataSet *) reader->GetOutput());
>
>  vtkPolyDataMapper *outlineMapper = vtkPolyDataMapper::New();
>  outlineMapper->SetInput(outline->GetOutput());
>
>  vtkActor *outlineActor = vtkActor::New();
>  outlineActor->SetMapper(outlineMapper);
>  outlineActor->GetProperty()->SetColor(1,1,1);
>
>  
>
>  //Create a KWWidgets Application
>  vtkKWApplication *app = vtkKWApplication::New();
>  app->SetRegistryLevel(0);
>  app->PromptBeforeExitOff();
>
>    
>  vtkKWTopLevel *top = vtkKWTopLevel::New();
>  top->SetApplication(app);
>  top->Create();
>  
>
>  //Add a window for the application
>  vtkKWWindow *win = vtkKWWindow::New();
>  app->AddWindow(win);
>  win->SecondaryPanelVisibilityOff();
>  win->MainPanelVisibilityOff();
>  win->Create();
>
>
>  vtkKWRenderWidget *renderwidget = vtkKWRenderWidget::New();
>  renderwidget->SetParent(win->GetViewFrame());
>  renderwidget->Create();
>  renderwidget->AddViewProp(newvol);
>  renderwidget->CornerAnnotationVisibilityOn();
>  app->Script("pack %s -expand y -fill both -anchor c -expand 
> y",renderwidget->GetWidgetName());
>  
>  win->Display();
>  app->Start();
>
>  
>  
>  win->Display();
>  app->Start();
>
>
>  return(0);
>
> }
>
> Can someone please help me out.
>
> Thanks 
>
> Sharwari 
>
>  
>
>
>  
>
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>
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