ShareCameraQt
VTKExamples/Cxx/Qt/ShareCameraQt
Code
ShareCameraQt.cxx
#include "ShareCameraQt.h"
#include <vtkDataObjectToTable.h>
#include <vtkElevationFilter.h>
#include <vtkPolyDataMapper.h>
#include <vtkQtTableView.h>
#include <vtkRenderer.h>
#include <vtkRenderWindow.h>
#include <vtkSphereSource.h>
#include <vtkCubeSource.h>
#include "vtkSmartPointer.h"
// Constructor
ShareCameraQt::ShareCameraQt()
{
this->setupUi(this);
// Sphere
vtkSmartPointer<vtkSphereSource> sphereSource = vtkSmartPointer<vtkSphereSource>::New();
sphereSource->Update();
vtkSmartPointer<vtkPolyDataMapper> sphereMapper =vtkSmartPointer<vtkPolyDataMapper>::New();
sphereMapper->SetInputConnection(sphereSource->GetOutputPort());
vtkSmartPointer<vtkActor> sphereActor = vtkSmartPointer<vtkActor>::New();
sphereActor->SetMapper(sphereMapper);
// Cube
vtkSmartPointer<vtkCubeSource> cubeSource = vtkSmartPointer<vtkCubeSource>::New();
cubeSource->Update();
vtkSmartPointer<vtkPolyDataMapper> cubeMapper = vtkSmartPointer<vtkPolyDataMapper>::New();
cubeMapper->SetInputConnection(cubeSource->GetOutputPort());
vtkSmartPointer<vtkActor> cubeActor = vtkSmartPointer<vtkActor>::New();
cubeActor->SetMapper(cubeMapper);
// VTK Renderer
vtkSmartPointer<vtkRenderer> leftRenderer = vtkSmartPointer<vtkRenderer>::New();
leftRenderer->AddActor(sphereActor);
vtkSmartPointer<vtkRenderer> rightRenderer = vtkSmartPointer<vtkRenderer>::New();
// Add Actor to renderer
rightRenderer->AddActor(cubeActor);
// VTK/Qt wedded
this->qvtkWidgetLeft->GetRenderWindow()->AddRenderer(leftRenderer);
this->qvtkWidgetRight->GetRenderWindow()->AddRenderer(rightRenderer);
rightRenderer->ResetCamera();
leftRenderer->ResetCamera();
rightRenderer->SetActiveCamera(leftRenderer->GetActiveCamera());
// Set up action signals and slots
connect(this->actionExit, SIGNAL(triggered()), this, SLOT(slotExit()));
//this->qvtkWidgetLeft->GetRenderWindow()->AddObserver(vtkCommand::ModifiedEvent, this, &ShareCameraQt::ModifiedHandler);
this->qvtkWidgetLeft->GetRenderWindow()->AddObserver(vtkCommand::AnyEvent, this, &ShareCameraQt::ModifiedHandler);
}
void ShareCameraQt::ModifiedHandler()
{
this->qvtkWidgetRight->GetRenderWindow()->Render();
}
void ShareCameraQt::slotExit()
{
qApp->exit();
}
CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
PROJECT(ShareCameraQt)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(ShareCameraQt MACOSX_BUNDLE ShareCameraQt.cxx)
target_link_libraries(ShareCameraQt ${VTK_LIBRARIES})
Download and Build ShareCameraQt
Click here to download ShareCameraQt and its CMakeLists.txt file. Once the tarball ShareCameraQt.tar has been downloaded and extracted,
cd ShareCameraQt/build
If VTK is installed:
cmake ..
If VTK is not installed but compiled on your system, you will need to specify the path to your VTK build:
cmake -DVTK_DIR:PATH=/home/me/vtk_build ..
Build the project:
make
and run it:
./ShareCameraQt
WINDOWS USERS PLEASE NOTE: Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.