<div dir="ltr">I think you are missing the setting of the interactor in the render window, e.g.,<div><br></div><div><span style="font-size:12.8px">renderWindow->SetInteractor(renderWindowInteractor);</span><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Apr 7, 2016 at 11:07 AM, aria dob <span dir="ltr"><<a href="mailto:minaninina1@gmail.com" target="_blank">minaninina1@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">this is my program<br>
<div><div class="h5"><br>
<br>
#include "stdafx.h"<br>
#include <vtkPolyData.h><br>
#include <vtkArrowSource.h><br>
#include <vtkSmartPointer.h><br>
#include <vtkPolyDataMapper.h><br>
#include <vtkActor.h><br>
#include <vtkRenderWindow.h><br>
#include <vtkRenderer.h><br>
#include <vtkRenderWindowInteractor.h><br>
#include <vtkPolyDataReader.h><br>
#include <vtkProperty.h><br>
#include <vtkTextActor.h><br>
#include <vtkTextProperty.h><br>
#include <vtkTriangleFilter.h><br>
#include <vtkTriangleFilter.h><br>
#include <vtkOBBTree.h><br>
#include <vtkCellArray.h><br>
#include <vtkPoints.h><br>
#include <vtkDataSet.h><br>
#include <vtkInteractorStyleTrackballCamera.h><br>
#include<vtkObjectFactory.h><br>
<br>
vtkSmartPointer<vtkActor> act =vtkSmartPointer<vtkActor>::New();<br>
vtkSmartPointer<vtkRenderer> renderer =vtkSmartPointer<vtkRenderer>::New();<br>
vtkSmartPointer<vtkRenderWindow> renderWindow<br>
=vtkSmartPointer<vtkRenderWindow>::New();<br>
<br>
vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor<br>
=vtkSmartPointer<vtkRenderWindowInteractor>::New();<br>
<br>
class KeyPressInteractorStyle : public vtkInteractorStyleTrackballCamera<br>
{<br>
public:<br>
static KeyPressInteractorStyle* New();<br>
vtkTypeMacro(KeyPressInteractorStyle, vtkInteractorStyleTrackballCamera);<br>
<br>
virtual void OnKeyPress()<br>
{ double handpos[3] = {0.7,-1.2,2.6};<br>
<br>
// Get the keypress<br>
vtkRenderWindowInteractor *rwi = this->Interactor;<br>
std::string key = rwi->GetKeySym();<br>
<br>
// Output the key that was pressed<br>
std::cout << "Pressed " << key << std::endl;<br>
<br>
// Handle an arrow key<br>
if (key == "Up")<br>
{<br>
std::cout << "The up arrow was pressed." << std::endl;<br>
handpos[0]++;<br>
act->SetPosition(handpos[0], handpos[1], handpos[2]);<br>
renderer->Render();<br>
renderWindow->Render();<br>
}<br>
<br>
if (key == "a")<br>
{<br>
std::cout << "The up arrow was pressed." << std::endl;<br>
handpos[1]++;<br>
act->SetPosition(handpos[0], handpos[1], handpos[2]);<br>
renderer->Render();<br>
renderWindow->Render();<br>
}<br>
if (key == "h")<br>
{<br>
std::cout << "The up arrow was pressed." << std::endl;<br>
handpos[2]++;<br>
act->SetPosition(handpos[0], handpos[1], handpos[2]);<br>
renderer->Render();<br>
renderWindow->Render();<br>
}<br>
// Forward events<br>
vtkInteractorStyleTrackballCamera::OnKeyPress();<br>
}<br>
};<br>
vtkStandardNewMacro(KeyPressInteractorStyle);<br>
<br>
</div></div>int _tmain(int argc, _TCHAR* argv[])<br>
{<br>
// ajouter la main<br>
vtkPolyDataReader *read= vtkPolyDataReader::New ();<br>
read->SetFileName("C:/hand.vtk");<br>
read->Update();<br>
// Create a mapper and actor(la main)<br>
vtkSmartPointer<vtkPolyDataMapper> map<br>
=vtkSmartPointer<vtkPolyDataMapper>::New();<br>
map->SetInputConnection(read->GetOutputPort());<br>
//act->GetProperty()->SetColor(1.0,0.49,0.25);<br>
act->SetMapper(map);<br>
act->SetPosition(0.7,-1.2,2.6);<br>
act->SetScale(0.09);<br>
act->RotateX(0);<br>
act->GetProperty()->SetColor(1.0,0.49,0.25);<br>
// act->GetProperty()->SetEdgeColor(0,0,0);<br>
act->GetProperty()->EdgeVisibilityOn();<br>
renderWindow->AddRenderer(renderer);<br>
renderWindowInteractor->SetRenderWindow(renderWindow);<br>
<br>
vtkSmartPointer<KeyPressInteractorStyle> style =<br>
vtkSmartPointer<KeyPressInteractorStyle>::New();<br>
renderWindowInteractor->SetInteractorStyle(style);<br>
style->SetCurrentRenderer(renderer);<br>
<br>
renderer->AddActor(act);<br>
renderer->SetBackground(.1, .2, .3); // Background color dark blue<br>
<br>
renderWindow->SetSize(1300,700);<br>
<br>
renderWindow->Render();<br>
renderWindowInteractor->Start();<br>
<br>
<br>
return(0)}<br>
<br>
<br>
<br>
--<br>
View this message in context: <a href="http://vtk.1045678.n5.nabble.com/vtk-keyboard-keys-tp5737565p5737577.html" rel="noreferrer" target="_blank">http://vtk.1045678.n5.nabble.com/vtk-keyboard-keys-tp5737565p5737577.html</a><br>
<div class="HOEnZb"><div class="h5">Sent from the VTK - Users mailing list archive at Nabble.com.<br>
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</div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature">Cory Quammen<br>R&D Engineer<br>Kitware, Inc.</div>
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