Qt&Vtk-Cone4

又双叕来搬运代码了，这次我们还是搬运Cone。先看看官方的效果吧

1 代码搬运

1.1 cone4.h

 #ifndef CONE4_H
 #define CONE4_H
 
 #include <QWidget>
 #include <QTimer>
 #include "QVTKOpenGLWidget.h"               //新版本，旧版QVTKWidget
 #include "vtkAutoInit.h"
 
 #include "vtkConeSource.h"
 #include "vtkPolyDataMapper.h"
 #include "vtkRenderWindow.h"
 #include "vtkCamera.h"
 #include "vtkActor.h"
 #include "vtkRenderer.h"
 #include "vtkProperty.h"
 
 namespace Ui {
 class Cone4;
 }
 
 class Cone4 : public QWidget
 {
     Q_OBJECT
 
 public:
     explicit Cone4(QWidget *parent = 0);
     ~Cone4();
 
 private:
     Ui::Cone4 *ui;
 
     vtkConeSource *cone = nullptr;
 
     vtkPolyDataMapper *mapper = nullptr;
 
     vtkActor *actor1 = nullptr,*actor2 = nullptr;
 
     vtkProperty *property = nullptr;
 
     vtkRenderer *render = nullptr;
 
     QTimer *rotateTimer = nullptr;
 
 
 };
 
 #endif // CONE4_H

1.2 cone4.cpp

 #include "cone4.h"
 #include "ui_cone4.h"
 
 Cone4::Cone4(QWidget *parent) :
     QWidget(parent),
     ui(new Ui::Cone4)
 {
     ui->setupUi(this);
     cone = vtkConeSource::New();
     cone->SetRadius(1);
     cone->SetResolution(300);
     cone->SetHeight(4.0);
     mapper = vtkPolyDataMapper::New();
     mapper->SetInputConnection(cone->GetOutputPort());
     actor1 = vtkActor::New();
     actor1->SetMapper(mapper);
     actor1->GetProperty()->SetColor(1.0,0.0,0.0);
     actor1->GetProperty()->SetDiffuse(0.7);     //漫反射
     actor1->GetProperty()->SetSpecular(0.4);    //高光，镜面光
     actor1->GetProperty()->SetSpecularPower(20);//高光强度
     property = vtkProperty::New();
     property->SetColor(0.0,0.0,1.0);
     property->SetDiffuse(0.5);
     property->SetSpecular(0.6);
     property->SetSpecularPower(30);
     actor2 = vtkActor::New();
     actor2->SetMapper(mapper);
     actor2->GetProperty()->SetColor(0.0,1.0,0.0);
     actor2->SetProperty(property);
     actor2->SetPosition(0,2,0);
     render = vtkRenderer::New();
     render->AddActor(actor1);
     render->AddActor(actor2);
     render->SetBackground(0,0,0);
     ui->widget->GetRenderWindow()->AddRenderer(render);
     rotateTimer = new QTimer;
     connect(rotateTimer,&QTimer::timeout,this,[=](){
         render->GetActiveCamera()->Azimuth(1);
         ui->widget->GetRenderWindow()->Render();
     });
     rotateTimer->start(10);
 }
 Cone4::~Cone4()
 {
     rotateTimer->stop();
     delete ui;
 }