mainwindow.cpp

#include "mainwindow.h"
#include "ui_mainwindow.h"

#include <QtGui/QVBoxLayout>
#include <vtkSmartPointer.h>

#include <QVTKWidget.h>
#include <vtkRenderer.h>
#include <vtkRenderWindow.h>

#include <vtkConeSource.h>
#include <vtkPolyDataMapper.h>
#include <vtkActor.h>


MainWindow::MainWindow(QWidget *parent)
  : QMainWindow(parent), ui(new Ui::MainWindowClass), m_ren( vtkRenderer::New() )
{
    ui->setupUi(this);

    m_vtkWidget = new QVTKWidget( ui->displayWidget, QFlag(0));

    QVBoxLayout* renderLayout = new QVBoxLayout( ui->displayWidget );
    renderLayout->addWidget( m_vtkWidget );

    m_vtkWidget->GetRenderWindow()->AddRenderer( m_ren );

    vtkSmartPointer<vtkConeSource> cone =
        vtkSmartPointer<vtkConeSource>::New();
    vtkSmartPointer<vtkPolyDataMapper> mapper =
        vtkSmartPointer<vtkPolyDataMapper>::New();
    vtkSmartPointer<vtkActor> actor =
        vtkSmartPointer<vtkActor>::New();

    cone->SetResolution( 8 );
    mapper->SetInput( cone->GetOutput() );
    actor->SetMapper( mapper );

    m_ren->AddActor( actor );
}

MainWindow::~MainWindow()
{
    delete ui;
}