[vtkusers] [VTKUsers] Problem with clipping a volume (a cone in this case)

[Dominik Szczerba]

It pretty much sounds to me like you need to include vtkPlanes.h...
-- Dominik

On Thu, 2009-07-23 at 09:11 +0200, Zampini Samuele wrote:
> Dear friends,
> 
> I have a problem when a try to clip a cone.
> 
> Here is my code:
> 
> ================================================
> #include <vtkSphereSource.h>
> #include <vtkCubeSource.h>
> #include <vtkConeSource.h>
> #include <vtkPlaneSource.h>
> #include <vtkPolyDataMapper.h>
> #include <vtkActor.h>
> #include <vtkCamera.h>
> #include <vtkProperty.h>
> #include <vtkRenderWindow.h>
> #include <vtkRenderer.h>
> #include "vtkGtkRenderWindowInteractor.hpp"
> #include <vtkInteractorStyleFlight.h>
> #include <gtk/gtkgl.h>
> 
> 
> vtkRenderer *create_scene()
> 
> {
> 
>   vtkConeSource *cone1 = vtkConeSource::New();
>   //cone1->SetAngle(20);
>   cone1->SetHeight(1);
>   cone1->SetRadius(0.5);
>   cone1->SetResolution(70);
> 
>   //map to graphics library
>   vtkPolyDataMapper *cone1_map = vtkPolyDataMapper::New();
>   cone1_map->SetInput(cone1->GetOutput());
> 
>   // actor coordinates geometry, properties, transformation
>   vtkActor *cone1_actor = vtkActor::New();
>   cone1_actor->SetMapper(cone1_map);
>   cone1_actor->SetPosition(0,0,0);
>   cone1_actor->GetProperty()->SetColor(0,0,0);
> 
>   Create a simple clipping plane
>   vtkPlane *plane1 = vtkPlane::New();
>   plane1->SetOrigin(0.5,0.0,0.0);
>   plane1->SetNormal(0.1,0.0,0.0);
>   cone1_map->AddClippingPlane(plane1);
> 
>   vtkRenderer *ren1 = vtkRenderer::New();
>   ren1->AddActor(cone1_actor);
>   ren1->AddActor(planeActor);
>   ren1->SetBackground(1,1,1);
> 
>   return ren1;
> }
> ====================================================
> 
> And this is ther error message I get:
> 
> ====================================================
> creating-sphere-and-cube.cpp:109: error: incomplete type ‘vtkPlane’ used in nested name specifier
> creating-sphere-and-cube.cpp:109: warning: unused variable ‘plane1’
> make[1]: *** [creating-sphere-and-cube.o] Error 1
> make[1]: Leaving directory `/amd/smana1/root/cmcs/zampini/valvestent/code/gui_lib/general/vtk_c'
> make: *** [install] Error 2
> ====================================================
> 
> NB: in the complete code (fully commented) the line 109 is the following:
> 
> vtkPlane *plane1 = vtkPlane::New();
> 
> 
> Any idea on how to fix this?
> 
> Or, also, any different way to clip a volume, let's say a cone, genereted automatically from vtk???
> 
> Thanks in advance for help,
> 
> Samuele.
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