Arrow
VTKExamples/Cxx/GeometricObjects/Arrow
Code
Arrow.cxx
#include <vtkArrowSource.h>
#include <vtkPolyData.h>
#include <vtkSmartPointer.h>
#include <vtkPolyDataMapper.h>
#include <vtkActor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
int main(int, char *[])
{
// Create an arrow.
vtkSmartPointer<vtkArrowSource> arrowSource =
vtkSmartPointer<vtkArrowSource>::New();
//arrowSource->SetShaftRadius(1.0);
//arrowSource->SetTipLength(1.0);
arrowSource->Update();
// Create a mapper and actor
vtkSmartPointer<vtkPolyDataMapper> mapper =
vtkSmartPointer<vtkPolyDataMapper>::New();
mapper->SetInputConnection(arrowSource->GetOutputPort());
vtkSmartPointer<vtkActor> actor =
vtkSmartPointer<vtkActor>::New();
actor->SetMapper(mapper);
// Visualize
vtkSmartPointer<vtkRenderer> renderer =
vtkSmartPointer<vtkRenderer>::New();
vtkSmartPointer<vtkRenderWindow> renderWindow =
vtkSmartPointer<vtkRenderWindow>::New();
renderWindow->AddRenderer(renderer);
vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
vtkSmartPointer<vtkRenderWindowInteractor>::New();
renderWindowInteractor->SetRenderWindow(renderWindow);
renderer->AddActor(actor);
renderer->SetBackground(.1, .2, .3); // Background color dark blue
renderWindow->Render();
renderWindowInteractor->Start();
return EXIT_SUCCESS;
}
CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
PROJECT(Arrow)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(Arrow MACOSX_BUNDLE Arrow.cxx)
target_link_libraries(Arrow ${VTK_LIBRARIES})
Download and Build Arrow
Click here to download Arrow and its CMakeLists.txt file. Once the tarball Arrow.tar has been downloaded and extracted,
cd Arrow/build
If VTK is installed:
cmake ..
If VTK is not installed but compiled on your system, you will need to specify the path to your VTK build:
cmake -DVTK_DIR:PATH=/home/me/vtk_build ..
Build the project:
make
and run it:
./Arrow
WINDOWS USERS PLEASE NOTE: Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.