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NewMarchingCubes.cxx
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#include <vtkVersion.h>
#include <vtkSmartPointer.h>
#include <vtkMarchingCubes.h>
#include <vtkVoxelModeller.h>
#include <vtkSphereSource.h>
#include <vtkImageData.h>
#include "vtkPNGReader.h"
#include <vtkSmoothPolyDataFilter.h>
#include <vtkActor.h>
#include <vtkProperty.h>
#include <vtkPolyDataMapper.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkStripper.h>
#include "vtkMarchingCubesSpace.h"
int main(int argc, char *argv[])
{
vtkSmartPointer<vtkImageData> OriginalVolume =vtkSmartPointer<vtkImageData>::New();
vtkSmartPointer<vtkImageData> BinaryVolume =vtkSmartPointer<vtkImageData>::New();
double isoValue=127;
// 新建文件读取对象，常见的有vtkBMPReader、vtkDICOMImageReader、vtkJPEGReader等
vtkSmartPointer<vtkPNGReader> BinaryPNGReader =vtkSmartPointer<vtkPNGReader>::New();
// 不同的reader需要设置的参数是不同的 因此本例仅适合jpegreader
BinaryPNGReader->SetFilePrefix("G:/GraduationDesignNeeded/ExperimentalData/Interpolation/BinaryImage16/P01/"); // 要打开的路径
BinaryPNGReader->SetFilePattern("%s%03d.png");// 图片文件名格式，此处为 001.png 015.png ...
BinaryPNGReader->SetDataByteOrderToLittleEndian();
BinaryPNGReader->SetDataSpacing(1, 1, 1); // 设置三维数据场中像素间距，
BinaryPNGReader->SetFileNameSliceSpacing(1);
BinaryPNGReader->SetDataExtent(0, 109, 0, 109, 1, 30); //多设置一层，可使顶层有造一个面出来，又能延拓一个连通区域
// 这里因为在P01文件夹里面有0.png ~ 15.png，所以设置为 1，29
// 每张图片的长宽为110 * 110 因此设置为0，109
BinaryPNGReader->Update();
BinaryVolume->DeepCopy(BinaryPNGReader->GetOutput());
// 新建文件读取对象，常见的有vtkBMPReader、vtkDICOMImageReader、vtkJPEGReader等
vtkSmartPointer<vtkPNGReader> OriginalPNGReader =vtkSmartPointer<vtkPNGReader>::New();
// 不同的reader需要设置的参数是不同的 因此本例仅适合jpegreader
OriginalPNGReader->SetFilePrefix("G:/GraduationDesignNeeded/ExperimentalData/Interpolation/OriginalImage/P01/"); // 要打开的路径
OriginalPNGReader->SetFilePattern("%s%03d.png");// 图片文件名格式，此处为 001.png 015.png ...
OriginalPNGReader->SetDataByteOrderToLittleEndian();
OriginalPNGReader->SetDataSpacing(1, 1, 1); // 设置三维数据场中像素间距，
OriginalPNGReader->SetFileNameSliceSpacing(1);
OriginalPNGReader->SetDataExtent(0, 109, 0, 109, 1, 30); //多设置一层，可使顶层有造一个面出来，又能延拓一个连通区域
// 这里因为在P01文件夹里面有0.png ~ 57.png，所以设置为 1，29
// 每张图片的长宽为110 * 110 因此设置为0，109
OriginalPNGReader->Update();
OriginalVolume->DeepCopy(OriginalPNGReader->GetOutput());
vtkSmartPointer<vtkMarchingCubesSpace> surface = vtkSmartPointer<vtkMarchingCubesSpace>::New();
#if VTK_MAJOR_VERSION <= 5
surface->SetInput(BinaryVolume); //5以前版本不支持
#else
surface->SetInputData(0,BinaryVolume); //0号端口作为二值化图像输入
surface->SetInputData(1,OriginalVolume); //1号端口作为原始图像输入端口,如果0号和1号端口都输入同一个数据，法向量计算不变
#endif
surface->ComputeNormalsOn();
//surface->ComputeNormalsOff(); //如果用off法向量计算默认为输入二值化图像的法向量计算，默认为on
surface->SetValue(0, isoValue);
vtkSmartPointer<vtkStripper> stripper =
vtkSmartPointer<vtkStripper>::New();
stripper->SetInputConnection(surface->GetOutputPort()); //将生成的三角片连接成三角带
stripper->Update();
vtkSmartPointer<vtkSmoothPolyDataFilter> smoothFilter =
vtkSmartPointer<vtkSmoothPolyDataFilter>::New();
smoothFilter->SetInputConnection(stripper->GetOutputPort());
smoothFilter->SetNumberOfIterations(5);
smoothFilter->Update();
vtkSmartPointer<vtkPolyDataMapper> mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
mapper->SetInputConnection(smoothFilter->GetOutputPort());
mapper->ScalarVisibilityOff();
vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New();
actor->SetMapper(mapper); actor->GetProperty()->SetColor(1,0,0);
vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New();
renderer->SetBackground(1, 1, 1);
vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New();
renderWindow->AddRenderer(renderer);
vtkSmartPointer<vtkRenderWindowInteractor> interactor = vtkSmartPointer<vtkRenderWindowInteractor>::New();
interactor->SetRenderWindow(renderWindow);
renderer->AddActor(actor);
renderWindow->Render();
interactor->Start();
return EXIT_SUCCESS;
}