VTK移动立方体法创建多个等值面的透视3D模型

//移动立方体2#include "vtkDICOMImageReader.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkMarchingCubes.h"
#include "vtkStripper.h"
#include "vtkActor.h"
#include "vtkPolyDataMapper.h"
#include "vtkProperty.h"
#include "vtkCamera.h"
#include "vtkBoxWidget.h"#include <iostream>int main()
{vtkDICOMImageReader   *reader =  vtkDICOMImageReader::New();reader->SetDataByteOrderToLittleEndian();//设置图像数据的字端序转换成小字端序reader->SetDirectoryName("D://DicomImages/SE0/");reader->SetDataSpacing(1.0,1.0,0.48);//设置图像像素间距和序列间距//抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor = vtkMarchingCubes::New();boneExtractor->SetInputConnection(reader->GetOutputPort());boneExtractor->SetValue(0,-500); //设置提取的等值信息//boneExtractor->SetValue(1,333);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper = vtkStripper::New(); //三角带连接boneStripper->SetInputConnection(boneExtractor->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper = vtkPolyDataMapper::New();boneMapper->SetInput(boneStripper->GetOutput());boneMapper->ScalarVisibilityOff(); //---------------------2====================////抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor2 = vtkMarchingCubes::New();boneExtractor2->SetInputConnection(reader->GetOutputPort());//boneExtractor->SetValue(0,-500); //设置提取的等值信息boneExtractor2->SetValue(0,333);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper2 = vtkStripper::New(); //三角带连接boneStripper2->SetInputConnection(boneExtractor2->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper2 = vtkPolyDataMapper::New();boneMapper2->SetInput(boneStripper2->GetOutput());boneMapper2->ScalarVisibilityOff(); //建立角色vtkActor *bone2 = vtkActor::New();bone2->SetMapper(boneMapper2);bone2->GetProperty()->SetDiffuseColor(1,0,0);//(.1,.94,.52);bone2->GetProperty()->SetSpecular(1);bone2->GetProperty()->SetSpecularPower(20);bone2->GetProperty()->SetOpacity(0.2) ;
//-----------------------------------------////建立角色vtkActor *bone = vtkActor::New();bone->SetMapper(boneMapper);bone->GetProperty()->SetDiffuseColor(1,1,1);//(.1,.94,.52);bone->GetProperty()->SetSpecular(.3);bone->GetProperty()->SetSpecularPower(20);bone->GetProperty()->SetOpacity(0.2) ;//标准句子//定义绘制器vtkRenderer *aRenderer = vtkRenderer::New();//定义绘制窗口vtkRenderWindow *renWin = vtkRenderWindow::New();renWin->AddRenderer(aRenderer);renWin->SetSize(600,600) ;//定义窗口交互器vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();iren->SetRenderWindow(renWin);//创建一个cameravtkCamera *aCamera = vtkCamera::New();aCamera->SetViewUp(0,0,-1);aCamera->SetPosition(0,1,0);aCamera->SetFocalPoint(0,0,0);aRenderer->AddActor(bone);aRenderer->AddActor(bone2);aRenderer->SetActiveCamera(aCamera);aRenderer->ResetCamera();aCamera->Dolly(1.5);aRenderer->SetBackground(0,0,0);aRenderer->ResetCameraClippingRange();//vtkBoxWidget *boxWidget = vtkBoxWidget::New();//boxWidget->SetInteractor(iren);//boxWidget->SetPlaceFactor(1.25);////boxWidget->SetProp3D(bone);//boxWidget->PlaceWidget();iren->Initialize();iren->Start();reader->Delete();iren->Delete();return 0;
}

效果：

//移动立方体2#include "vtkDICOMImageReader.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkMarchingCubes.h"
#include "vtkStripper.h"
#include "vtkActor.h"
#include "vtkPolyDataMapper.h"
#include "vtkProperty.h"
#include "vtkCamera.h"
#include "vtkBoxWidget.h"#include <iostream>int main()
{vtkDICOMImageReader   *reader =  vtkDICOMImageReader::New();reader->SetDataByteOrderToLittleEndian();//设置图像数据的字端序转换成小字端序reader->SetDirectoryName("D://DicomImages/SE0/");reader->SetDataSpacing(1.0,1.0,0.48);//设置图像像素间距和序列间距//抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor = vtkMarchingCubes::New();boneExtractor->SetInputConnection(reader->GetOutputPort());boneExtractor->SetValue(0,-500); //设置提取的等值信息//boneExtractor->SetValue(1,333);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper = vtkStripper::New(); //三角带连接boneStripper->SetInputConnection(boneExtractor->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper = vtkPolyDataMapper::New();boneMapper->SetInput(boneStripper->GetOutput());boneMapper->ScalarVisibilityOff(); //---------------------面2====================////抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor2 = vtkMarchingCubes::New();boneExtractor2->SetInputConnection(reader->GetOutputPort());//boneExtractor->SetValue(0,-500); //设置提取的等值信息boneExtractor2->SetValue(0,333);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper2 = vtkStripper::New(); //三角带连接boneStripper2->SetInputConnection(boneExtractor2->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper2 = vtkPolyDataMapper::New();boneMapper2->SetInput(boneStripper2->GetOutput());boneMapper2->ScalarVisibilityOff(); //建立角色vtkActor *bone2 = vtkActor::New();bone2->SetMapper(boneMapper2);bone2->GetProperty()->SetDiffuseColor(255,0,255);//(.1,.94,.52);bone2->GetProperty()->SetSpecular(1);bone2->GetProperty()->SetSpecularPower(20);bone2->GetProperty()->SetOpacity(0.2) ;
//---------------------------------------////---------------------面3====================////抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor3 = vtkMarchingCubes::New();boneExtractor3->SetInputConnection(reader->GetOutputPort());//boneExtractor->SetValue(0,-500); //设置提取的等值信息boneExtractor3->SetValue(0,750);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper3 = vtkStripper::New(); //三角带连接boneStripper3->SetInputConnection(boneExtractor3->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper3 = vtkPolyDataMapper::New();boneMapper3->SetInput(boneStripper3->GetOutput());boneMapper3->ScalarVisibilityOff(); //建立角色vtkActor *bone3 = vtkActor::New();bone3->SetMapper(boneMapper3);bone3->GetProperty()->SetDiffuseColor(0,0,255);//(.1,.94,.52);bone3->GetProperty()->SetSpecular(0.6);bone3->GetProperty()->SetSpecularPower(20);bone3->GetProperty()->SetOpacity(0.2) ;
//---------------------------------------////建立角色vtkActor *bone = vtkActor::New();bone->SetMapper(boneMapper);bone->GetProperty()->SetDiffuseColor(1,1,1);//(.1,.94,.52);bone->GetProperty()->SetSpecular(.3);bone->GetProperty()->SetSpecularPower(20);bone->GetProperty()->SetOpacity(0.2) ;//标准句子//定义绘制器vtkRenderer *aRenderer = vtkRenderer::New();//定义绘制窗口vtkRenderWindow *renWin = vtkRenderWindow::New();renWin->AddRenderer(aRenderer);renWin->SetSize(600,600) ;//定义窗口交互器vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();iren->SetRenderWindow(renWin);//创建一个cameravtkCamera *aCamera = vtkCamera::New();aCamera->SetViewUp(0,0,-1);aCamera->SetPosition(0,1,0);aCamera->SetFocalPoint(0,0,0);aRenderer->AddActor(bone);aRenderer->AddActor(bone2);aRenderer->AddActor(bone3);aRenderer->SetActiveCamera(aCamera);aRenderer->ResetCamera();aCamera->Dolly(1.5);aRenderer->SetBackground(0,0,0);aRenderer->ResetCameraClippingRange();//vtkBoxWidget *boxWidget = vtkBoxWidget::New();//boxWidget->SetInteractor(iren);//boxWidget->SetPlaceFactor(1.25);////boxWidget->SetProp3D(bone);//boxWidget->PlaceWidget();iren->Initialize();iren->Start();reader->Delete();iren->Delete();return 0;
}

效果：

加入点集版本：

//移动立方体2#include "vtkDICOMImageReader.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkMarchingCubes.h"
#include "vtkStripper.h"
#include "vtkActor.h"
#include "vtkPolyDataMapper.h"
#include "vtkProperty.h"
#include "vtkCamera.h"
#include "vtkBoxWidget.h"
//---------------------------//
#include <iostream>
#include <vector>
#include "vtkActor.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkProperty.h"
#include "vtkInteractorStyleTrackballCamera.h"
#include "vtkPoints.h"
#include "vtkPolyVertex.h"
#include "vtkUnstructuredGrid.h"
#include "vtkDataSetMapper.h"
#include "vtkPolyData.h"
#include "vtkCellArray.h"
#include "vtkInteractorStyleTrackball.h"
#include "vtkPolyDataMapper.h"
//--------------------------//
#include <vtkSmartPointer.h>
#include <vtkImageData.h>
#include <vtkStructuredPoints.h>
#include <vtkStructuredPointsReader.h>
#include <vtkVolumeTextureMapper3D.h>
#include <vtkColorTransferFunction.h>
#include <vtkPiecewiseFunction.h>
#include <vtkRenderer.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkVolumeProperty.h>
#include <vtkAxesActor.h>
#include <vtkImageShiftScale.h>
#include <vtkImageCast.h>
//---------------------------//
#include <iostream>int main()
{vtkDICOMImageReader   *reader =  vtkDICOMImageReader::New();reader->SetDataByteOrderToLittleEndian();//设置图像数据的字端序转换成小字端序reader->SetDirectoryName("D://DicomImages/SE0/");reader->SetDataSpacing(1.0,1.0,0.48);//设置图像像素间距和序列间距//抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor = vtkMarchingCubes::New();boneExtractor->SetInputConnection(reader->GetOutputPort());boneExtractor->SetValue(0,-500); //设置提取的等值信息//boneExtractor->SetValue(1,333);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper = vtkStripper::New(); //三角带连接boneStripper->SetInputConnection(boneExtractor->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper = vtkPolyDataMapper::New();boneMapper->SetInput(boneStripper->GetOutput());boneMapper->ScalarVisibilityOff(); //---------------------面2====================////抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor2 = vtkMarchingCubes::New();boneExtractor2->SetInputConnection(reader->GetOutputPort());//boneExtractor->SetValue(0,-500); //设置提取的等值信息boneExtractor2->SetValue(0,333);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper2 = vtkStripper::New(); //三角带连接boneStripper2->SetInputConnection(boneExtractor2->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper2 = vtkPolyDataMapper::New();boneMapper2->SetInput(boneStripper2->GetOutput());boneMapper2->ScalarVisibilityOff(); //建立角色vtkActor *bone2 = vtkActor::New();bone2->SetMapper(boneMapper2);bone2->GetProperty()->SetDiffuseColor(255,0,255);//(.1,.94,.52);bone2->GetProperty()->SetSpecular(1);bone2->GetProperty()->SetSpecularPower(20);bone2->GetProperty()->SetOpacity(0.2) ;
//---------------------------------------////---------------------面3====================////抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor3 = vtkMarchingCubes::New();boneExtractor3->SetInputConnection(reader->GetOutputPort());//boneExtractor->SetValue(0,-500); //设置提取的等值信息boneExtractor3->SetValue(0,750);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper3 = vtkStripper::New(); //三角带连接boneStripper3->SetInputConnection(boneExtractor3->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper3 = vtkPolyDataMapper::New();boneMapper3->SetInput(boneStripper3->GetOutput());boneMapper3->ScalarVisibilityOff(); //建立角色vtkActor *bone3 = vtkActor::New();bone3->SetMapper(boneMapper3);bone3->GetProperty()->SetDiffuseColor(0,0,255);//(.1,.94,.52);bone3->GetProperty()->SetSpecular(0.6);bone3->GetProperty()->SetSpecularPower(20);bone3->GetProperty()->SetOpacity(0.2) ;
//---------------------------------------//
//--------------------添加点云---------------------------//
vtkSmartPointer<vtkPoints> m_Points = vtkSmartPointer<vtkPoints>::New();
vtkSmartPointer<vtkCellArray> vertices =vtkSmartPointer<vtkCellArray>::New();   //_存放细胞顶点，用于渲染（显示点云所必须的）
vtkSmartPointer<vtkPolyData> polyData = vtkSmartPointer<vtkPolyData>::New();
vtkSmartPointer<vtkPolyDataMapper> pointMapper = vtkSmartPointer<vtkPolyDataMapper>::New();
vtkSmartPointer<vtkActor> pointActor = vtkSmartPointer<vtkActor>::New();m_Points->InsertPoint(0,150,150,150);
vertices->InsertNextCell(1);     //_加入细胞顶点信息----用于渲染点集
vertices->InsertCellPoint(0);
//_创建待显示数据源
polyData->SetPoints(m_Points);       //_设置点集
polyData->SetVerts(vertices);        //_设置渲染顶点
pointMapper->SetInput( polyData );
pointActor->SetMapper( pointMapper );
pointActor->GetProperty()->SetColor(0.0,1.0,0.0);
pointActor->GetProperty()->SetAmbient(0.8);
pointActor->GetProperty()->SetPointSize(8);
//------------------------------------------------------////建立角色vtkActor *bone = vtkActor::New();bone->SetMapper(boneMapper);bone->GetProperty()->SetDiffuseColor(1,1,1);//(.1,.94,.52);bone->GetProperty()->SetSpecular(.3);bone->GetProperty()->SetSpecularPower(20);bone->GetProperty()->SetOpacity(0.2) ;//标准句子//定义绘制器vtkRenderer *aRenderer = vtkRenderer::New();//定义绘制窗口vtkRenderWindow *renWin = vtkRenderWindow::New();renWin->AddRenderer(aRenderer);renWin->SetSize(600,600) ;//定义窗口交互器vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();iren->SetRenderWindow(renWin);//创建一个cameravtkCamera *aCamera = vtkCamera::New();aCamera->SetViewUp(0,0,-1);aCamera->SetPosition(0,1,0);aCamera->SetFocalPoint(0,0,0);aRenderer->AddActor(bone);aRenderer->AddActor(bone2);aRenderer->AddActor(bone3);aRenderer->AddActor(pointActor);aRenderer->SetActiveCamera(aCamera);aRenderer->ResetCamera();aCamera->Dolly(1.5);aRenderer->SetBackground(0,0,0);aRenderer->ResetCameraClippingRange();//vtkBoxWidget *boxWidget = vtkBoxWidget::New();//boxWidget->SetInteractor(iren);//boxWidget->SetPlaceFactor(1.25);////boxWidget->SetProp3D(bone);//boxWidget->PlaceWidget();iren->Initialize();iren->Start();//m_Points->SetPoint(0, 0, 600, 0);    //更新顶点坐标//m_Points->Modified();renWin->Render();//iren->GetRenderWindow()->Render();reader->Delete();iren->Delete();return 0;
}

实时跟踪点：

//移动立方体2#include "vtkDICOMImageReader.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkMarchingCubes.h"
#include "vtkStripper.h"
#include "vtkActor.h"
#include "vtkPolyDataMapper.h"
#include "vtkProperty.h"
#include "vtkCamera.h"
#include "vtkBoxWidget.h"
//---------------------------//
#include <iostream>
#include <vector>
#include "vtkInteractorStyleTrackballCamera.h"
#include "vtkPoints.h"
#include "vtkPolyVertex.h"
#include "vtkUnstructuredGrid.h"
#include "vtkDataSetMapper.h"
#include "vtkPolyData.h"
#include "vtkCellArray.h"
#include "vtkInteractorStyleTrackball.h"
#include "vtkPolyDataMapper.h"
//--------------------------//
#include <vtkSmartPointer.h>
#include <vtkImageData.h>
#include <vtkStructuredPoints.h>
#include <vtkStructuredPointsReader.h>
#include <vtkVolumeTextureMapper3D.h>
#include <vtkColorTransferFunction.h>
#include <vtkPiecewiseFunction.h>
#include <vtkVolumeProperty.h>
#include <vtkAxesActor.h>
#include <vtkImageShiftScale.h>
#include <vtkImageCast.h>
//---------------------------//
#include <iostream>//-------------回调--------------//
#include <vtkRenderWindowInteractor.h>
#include <vtkCallbackCommand.h>
//-----------------------------//
long pressCounts = 0;
//vtkSmartPointer<vtkPoints> m_Points = vtkSmartPointer<vtkPoints>::New();
//vtkSmartPointer<vtkCellArray> vertices =vtkSmartPointer<vtkCellArray>::New();   //_存放细胞顶点，用于渲染（显示点云所必须的）
//vtkSmartPointer<vtkPolyData> polyData = vtkSmartPointer<vtkPolyData>::New();
//vtkSmartPointer<vtkPolyDataMapper> pointMapper = vtkSmartPointer<vtkPolyDataMapper>::New();
//vtkSmartPointer<vtkActor> pointActor = vtkSmartPointer<vtkActor>::New();
//
//vtkRenderWindow *renWin = vtkRenderWindow::New();
//第一步，定义回调函数。注意回调函数的签名，不能更改。
//  void MyCallbackFunc(vtkObject*, unsigned long eid, void* clientdata, void *calldata)
//{//  std::cout<<"You have clicked: "<<++pressCounts<<" times."<<std::endl;
//  //m_Points->SetPoint(0, 0, 600, pressCounts*5);    //更新顶点坐标
//  //m_Points->Modified();
//  //renWin->Render();
//  //iren->GetRenderWindow()->Render();
//}
//第一步
//class vtkMyCommand : public vtkCommand
//{//public:
//    static vtkMyCommand *New()
//    {//        return new vtkMyCommand;
//    }
//
//    void SetObject(vtkPoints* Points)
//    {//        n_Points = Points;
//    }
//
//    virtual void Execute(vtkObject *caller, unsigned long eventId, void* callData)
//    {//  std::cout<<"You have clicked: "<<++pressCounts<<" times."<<std::endl;
//  m_Points->SetPoint(0, 0, 600, pressCounts*5);    //更新顶点坐标
//  m_Points->Modified();
//      renWin->Render();
//    }
//
//private:
//    vtkPoints* n_Points;
//};=====================================================//class ShowPointCallback : public vtkCommand
{public:static ShowPointCallback *New() //回调函数初始化函数{return new ShowPointCallback;}ShowPointCallback(){this->M_Points=0;this->Interactor = 0;}void SetPoints(vtkPoints * Points){this->M_Points = Points;}vtkPoints *GetPoints(){return this->M_Points;}void SetInteractor(vtkRenderWindowInteractor *interactor){this->Interactor = interactor;}vtkRenderWindowInteractor *GetInteractor(){return  this->Interactor;}virtual void Execute(vtkObject * ,unsigned long event,void *){std::cout<<"You have clicked: "<<++pressCounts<<" times."<<std::endl;vtkPoints * new_Points =GetPoints();new_Points->SetPoint(0, 0, 600, pressCounts*5);new_Points->Modified();vtkRenderWindowInteractor *interactor = GetInteractor();interactor->Render();}
private://int Slicing;//vtkImageReslice *ImageReslice;vtkRenderWindowInteractor *Interactor;vtkPoints * M_Points;
};
//**********************************************************************************//
int main()
{vtkDICOMImageReader   *reader =  vtkDICOMImageReader::New();reader->SetDataByteOrderToLittleEndian();//设置图像数据的字端序转换成小字端序reader->SetDirectoryName("D://DicomImages/SE0/");reader->SetDataSpacing(1.0,1.0,0.48);//设置图像像素间距和序列间距//抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor = vtkMarchingCubes::New();boneExtractor->SetInputConnection(reader->GetOutputPort());boneExtractor->SetValue(0,-500); //设置提取的等值信息//boneExtractor->SetValue(1,333);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper = vtkStripper::New(); //三角带连接boneStripper->SetInputConnection(boneExtractor->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper = vtkPolyDataMapper::New();boneMapper->SetInput(boneStripper->GetOutput());boneMapper->ScalarVisibilityOff(); //---------------------面2====================////抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor2 = vtkMarchingCubes::New();boneExtractor2->SetInputConnection(reader->GetOutputPort());//boneExtractor->SetValue(0,-500); //设置提取的等值信息boneExtractor2->SetValue(0,333);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper2 = vtkStripper::New(); //三角带连接boneStripper2->SetInputConnection(boneExtractor2->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper2 = vtkPolyDataMapper::New();boneMapper2->SetInput(boneStripper2->GetOutput());boneMapper2->ScalarVisibilityOff(); //建立角色vtkActor *bone2 = vtkActor::New();bone2->SetMapper(boneMapper2);bone2->GetProperty()->SetDiffuseColor(255,0,255);//(.1,.94,.52);bone2->GetProperty()->SetSpecular(1);bone2->GetProperty()->SetSpecularPower(20);bone2->GetProperty()->SetOpacity(0.2) ;
//---------------------------------------////---------------------面3====================////抽取等值面为骨头的信息vtkMarchingCubes *boneExtractor3 = vtkMarchingCubes::New();boneExtractor3->SetInputConnection(reader->GetOutputPort());//boneExtractor->SetValue(0,-500); //设置提取的等值信息boneExtractor3->SetValue(0,750);//剔除旧的或废除的数据单元，提高绘制速度vtkStripper *boneStripper3 = vtkStripper::New(); //三角带连接boneStripper3->SetInputConnection(boneExtractor3->GetOutputPort());//建立映射vtkPolyDataMapper *boneMapper3 = vtkPolyDataMapper::New();boneMapper3->SetInput(boneStripper3->GetOutput());boneMapper3->ScalarVisibilityOff(); //建立角色vtkActor *bone3 = vtkActor::New();bone3->SetMapper(boneMapper3);bone3->GetProperty()->SetDiffuseColor(0,0,255);//(.1,.94,.52);bone3->GetProperty()->SetSpecular(0.6);bone3->GetProperty()->SetSpecularPower(20);bone3->GetProperty()->SetOpacity(0.2) ;
//---------------------------------------//
//--------------------添加点云---------------------------////声明设为全局
vtkSmartPointer<vtkPoints> m_Points = vtkSmartPointer<vtkPoints>::New();
vtkSmartPointer<vtkCellArray> vertices =vtkSmartPointer<vtkCellArray>::New();   //_存放细胞顶点，用于渲染（显示点云所必须的）
vtkSmartPointer<vtkPolyData> polyData = vtkSmartPointer<vtkPolyData>::New();
vtkSmartPointer<vtkPolyDataMapper> pointMapper = vtkSmartPointer<vtkPolyDataMapper>::New();
vtkSmartPointer<vtkActor> pointActor = vtkSmartPointer<vtkActor>::New();m_Points->InsertPoint(0,150,150,150);
vertices->InsertNextCell(1);     //_加入细胞顶点信息----用于渲染点集
vertices->InsertCellPoint(0);
//_创建待显示数据源
polyData->SetPoints(m_Points);       //_设置点集
polyData->SetVerts(vertices);        //_设置渲染顶点
pointMapper->SetInput( polyData );
pointActor->SetMapper( pointMapper );
pointActor->GetProperty()->SetColor(0.0,1.0,0.0);
pointActor->GetProperty()->SetAmbient(0.8);
pointActor->GetProperty()->SetPointSize(8);
//------------------------------------------------------////建立角色vtkActor *bone = vtkActor::New();bone->SetMapper(boneMapper);bone->GetProperty()->SetDiffuseColor(1,1,1);//(.1,.94,.52);bone->GetProperty()->SetSpecular(.3);bone->GetProperty()->SetSpecularPower(20);bone->GetProperty()->SetOpacity(0.2) ;//标准句子//定义绘制器vtkRenderer *aRenderer = vtkRenderer::New();//定义绘制窗口vtkRenderWindow *renWin = vtkRenderWindow::New();//声明设为全局renWin->AddRenderer(aRenderer);renWin->SetSize(600,600) ;//第二步，设置回调函数。/*vtkSmartPointer<vtkCallbackCommand> mouseCallback = vtkSmartPointer<vtkCallbackCommand>::New();mouseCallback->SetCallback ( MyCallbackFunc );*///第二步/*vtkSmartPointer<vtkMyCommand> callback = vtkSmartPointer<vtkMyCommand>::New();callback->SetObject(m_Points);
*///定义窗口交互器vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();iren->SetRenderWindow(renWin);//第三步，将vtkCallbackCommand对象添加到观察者列表。//iren->SetRenderWindow(polyData->GetRenderWindow());/*iren->AddObserver(vtkCommand::LeftButtonPressEvent, mouseCallback);*///interactor->Initialize();///interactor->Start();/*iren->AddObserver(vtkCommand::LeftButtonPressEvent, callback);*///创建一个cameravtkCamera *aCamera = vtkCamera::New();aCamera->SetViewUp(0,0,-1);aCamera->SetPosition(0,1,0);aCamera->SetFocalPoint(0,0,0);aRenderer->AddActor(bone);aRenderer->AddActor(bone2);aRenderer->AddActor(bone3);aRenderer->AddActor(pointActor);aRenderer->SetActiveCamera(aCamera);aRenderer->ResetCamera();aCamera->Dolly(1.5);aRenderer->SetBackground(0,0,0);aRenderer->ResetCameraClippingRange();//vtkBoxWidget *boxWidget = vtkBoxWidget::New();//boxWidget->SetInteractor(iren);//boxWidget->SetPlaceFactor(1.25);////boxWidget->SetProp3D(bone);//boxWidget->PlaceWidget();iren->Initialize();//****************建立 观察者-命令 模式****************//vtkSmartPointer<ShowPointCallback> callback =vtkSmartPointer<ShowPointCallback>::New();callback->SetPoints(m_Points);callback->SetInteractor(iren);iren->AddObserver(vtkCommand::LeftButtonPressEvent, callback);//iren->Start();//-------------------------------------------------------//iren->Start();//m_Points->SetPoint(0, 0, 600, 0);    //更新顶点坐标//m_Points->Modified();renWin->Render();//iren->GetRenderWindow()->Render();reader->Delete();iren->Delete();return 0;
}

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VTK移动立方体法创建多个等值面的透视3D模型

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