RTAnalyticSource
vtk-examples/Cxx/Images/RTAnalyticSource
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Code¶
RTAnalyticSource.cxx
#include <vtkActor.h>
#include <vtkImageActor.h>
#include <vtkImageData.h>
#include <vtkImageMapper3D.h>
#include <vtkInteractorStyleImage.h>
#include <vtkNamedColors.h>
#include <vtkNew.h>
#include <vtkRTAnalyticSource.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>
int main(int, char*[])
{
vtkNew<vtkNamedColors> colors;
vtkNew<vtkRTAnalyticSource> analyticSource;
analyticSource->SetWholeExtent(-10, 10, -10, 10, 0, 0);
vtkNew<vtkImageActor> imageActor;
imageActor->GetMapper()->SetInputConnection(analyticSource->GetOutputPort());
vtkNew<vtkRenderWindow> renderWindow;
renderWindow->SetWindowName("RTAnalyticSource");
vtkNew<vtkRenderWindowInteractor> interactor;
vtkNew<vtkInteractorStyleImage> style;
interactor->SetInteractorStyle(style);
interactor->SetRenderWindow(renderWindow);
// Setup both renderers
vtkNew<vtkRenderer> renderer;
renderer->SetBackground(colors->GetColor3d("Wheat").GetData());
renderWindow->AddRenderer(renderer);
renderer->AddActor(imageActor);
renderer->ResetCamera();
renderWindow->Render();
interactor->Start();
return EXIT_SUCCESS;
}
CMakeLists.txt¶
cmake_minimum_required(VERSION 3.3 FATAL_ERROR)
project(RTAnalyticSource)
find_package(VTK COMPONENTS
vtkCommonColor
vtkCommonCore
vtkCommonDataModel
vtkImagingCore
vtkInteractionStyle
vtkRenderingContextOpenGL2
vtkRenderingCore
vtkRenderingFreeType
vtkRenderingGL2PSOpenGL2
vtkRenderingOpenGL2
QUIET
)
if (NOT VTK_FOUND)
message("Skipping RTAnalyticSource: ${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(RTAnalyticSource MACOSX_BUNDLE RTAnalyticSource.cxx )
target_link_libraries(RTAnalyticSource PRIVATE ${VTK_LIBRARIES})
else ()
# include all components
add_executable(RTAnalyticSource MACOSX_BUNDLE RTAnalyticSource.cxx )
target_link_libraries(RTAnalyticSource PRIVATE ${VTK_LIBRARIES})
# vtk_module_autoinit is needed
vtk_module_autoinit(
TARGETS RTAnalyticSource
MODULES ${VTK_LIBRARIES}
)
endif ()
Download and Build RTAnalyticSource¶
Click here to download RTAnalyticSource and its CMakeLists.txt file. Once the tarball RTAnalyticSource.tar has been downloaded and extracted,
cd RTAnalyticSource/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:
./RTAnalyticSource
WINDOWS USERS
Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.