SplineWidget
vtk-examples/Cxx/Widgets/SplineWidget
Description¶
Note
This original source code for this example is here.
Other languages
See (Java)
Question
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Code¶
SplineWidget.cxx
#include <vtkNamedColors.h>
#include <vtkNew.h>
#include <vtkProperty.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>
#include <vtkSplineWidget2.h>
int main(int, char*[])
{
vtkNew<vtkNamedColors> colors;
// A renderer and render window
vtkNew<vtkRenderer> renderer;
renderer->SetBackground(colors->GetColor3d("MidnightBlue").GetData());
vtkNew<vtkRenderWindow> renderWindow;
renderWindow->AddRenderer(renderer);
renderWindow->SetWindowName("SplineWidget");
// An interactor
vtkNew<vtkRenderWindowInteractor> renderWindowInteractor;
renderWindowInteractor->SetRenderWindow(renderWindow);
vtkNew<vtkSplineWidget2> splineWidget;
splineWidget->SetInteractor(renderWindowInteractor);
renderWindowInteractor->Initialize();
renderWindow->Render();
splineWidget->On();
renderer->ResetCamera();
renderWindowInteractor->Start();
return EXIT_SUCCESS;
}
CMakeLists.txt¶
cmake_minimum_required(VERSION 3.3 FATAL_ERROR)
project(SplineWidget)
find_package(VTK COMPONENTS
vtkCommonColor
vtkCommonCore
vtkInteractionStyle
vtkInteractionWidgets
vtkRenderingContextOpenGL2
vtkRenderingCore
vtkRenderingFreeType
vtkRenderingGL2PSOpenGL2
vtkRenderingOpenGL2
QUIET
)
if (NOT VTK_FOUND)
message("Skipping SplineWidget: ${VTK_NOT_FOUND_MESSAGE}")
return ()
endif()
message (STATUS "VTK_VERSION: ${VTK_VERSION}")
if (VTK_VERSION VERSION_LESS "8.90.0")
# old system
include(${VTK_USE_FILE})
add_executable(SplineWidget MACOSX_BUNDLE SplineWidget.cxx )
target_link_libraries(SplineWidget PRIVATE ${VTK_LIBRARIES})
else ()
# include all components
add_executable(SplineWidget MACOSX_BUNDLE SplineWidget.cxx )
target_link_libraries(SplineWidget PRIVATE ${VTK_LIBRARIES})
# vtk_module_autoinit is needed
vtk_module_autoinit(
TARGETS SplineWidget
MODULES ${VTK_LIBRARIES}
)
endif ()
Download and Build SplineWidget¶
Click here to download SplineWidget and its CMakeLists.txt file. Once the tarball SplineWidget.tar has been downloaded and extracted,
cd SplineWidget/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:
./SplineWidget
WINDOWS USERS
Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.