vtk 畫個簡單的圓柱

// main.cxx
#include <vtkPolyDataMapper.h>
#include <vtkActor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkPolyData.h>
#include <vtkSmartPointer.h>
#include <vtkSphereSource.h>
#include <vtkAngleWidget.h>
#include <vtkCylinderSource.h>
#include <vtkPolyDataMapper.h>

#include <vtkAutoInit.h>
VTK_MODULE_INIT(vtkRenderingOpenGL2)
VTK_MODULE_INIT(vtkInteractionStyle)
VTK_MODULE_INIT(vtkRenderingFreeType)

int main(int, char *[])
{
    // A renderer and render window
    vtkSmartPointer<vtkRenderer> renderer =
            vtkSmartPointer<vtkRenderer>::New();
    vtkSmartPointer<vtkRenderWindow> renderWindow =
            vtkSmartPointer<vtkRenderWindow>::New();
    renderWindow->AddRenderer(renderer);

    vtkCylinderSource *cylinderSource = vtkCylinderSource::New();
    cylinderSource->SetResolution(8);
    vtkPolyDataMapper *cylinderMapper = vtkPolyDataMapper::New();
    cylinderMapper->SetInputConnection(cylinderSource->GetOutputPort());
    vtkActor *cylinderActor = vtkActor::New();
    cylinderActor->SetMapper(cylinderMapper);
    renderer->AddActor(cylinderActor);


    // An interactor
    vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
            vtkSmartPointer<vtkRenderWindowInteractor>::New();
    renderWindowInteractor->SetRenderWindow(renderWindow);

    // Render
    renderWindow->Render();
    renderWindowInteractor->Initialize();
    renderWindow->Render();
    renderWindowInteractor->Start();

    return EXIT_SUCCESS;
}

// CMakeLists.txt
cmake_minimum_required(VERSION 3.3...3.12 FATAL_ERROR)
project (Step1)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(Cone MACOSX_BUNDLE main.cxx)
target_link_libraries(Cone ${VTK_LIBRARIES})