AnimateActors
VTKExamples/Cxx/Animation/AnimateActors
Code
AnimateActors.cxx
#include "AnimateActors.h"
#include <vtkSmartPointer.h>
#include <vtkAnimationCue.h>
#include <vtkRenderer.h>
#include <vtkSphereSource.h>
#include <vtkConeSource.h>
#include <vtkPolyDataMapper.h>
#include <vtkCommand.h>
#include <vtkAnimationScene.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkCamera.h>
int main(int argc, char *argv[])
{
// Create the graphics structure. The renderer renders into the
// render window.
vtkSmartPointer<vtkRenderWindowInteractor> iren =
vtkSmartPointer<vtkRenderWindowInteractor>::New();
vtkSmartPointer<vtkRenderer> ren1 =
vtkSmartPointer<vtkRenderer>::New();
vtkSmartPointer<vtkRenderWindow> renWin =
vtkSmartPointer<vtkRenderWindow>::New();
renWin->SetMultiSamples(0);
iren->SetRenderWindow(renWin);
renWin->AddRenderer(ren1);
// Generate a sphere
vtkSmartPointer<vtkSphereSource> sphereSource =
vtkSmartPointer<vtkSphereSource>::New();
vtkSmartPointer<vtkPolyDataMapper> sphereMapper =
vtkSmartPointer<vtkPolyDataMapper>::New();
sphereMapper->SetInputConnection( sphereSource->GetOutputPort());
vtkSmartPointer<vtkActor> sphere =
vtkSmartPointer<vtkActor>::New();
sphere->SetMapper(sphereMapper);
ren1->AddActor(sphere);
// Generate a cone
vtkSmartPointer<vtkConeSource> coneSource =
vtkSmartPointer<vtkConeSource>::New();
vtkSmartPointer<vtkPolyDataMapper> coneMapper =
vtkSmartPointer<vtkPolyDataMapper>::New();
coneMapper->SetInputConnection( coneSource->GetOutputPort());
vtkSmartPointer<vtkActor> cone =
vtkSmartPointer<vtkActor>::New();
cone->SetMapper(coneMapper);
ren1->AddActor(cone);
// Create an Animation Scene
vtkSmartPointer<vtkAnimationScene> scene =
vtkSmartPointer<vtkAnimationScene>::New();
if(argc>=2 && strcmp(argv[1],"-real")==0)
{
cout << "real-time mode" << endl;
scene->SetModeToRealTime();
}
else
{
cout << "sequence mode" << endl;
scene->SetModeToSequence();
}
scene->SetLoop(0);
scene->SetFrameRate(5);
scene->SetStartTime(0);
scene->SetEndTime(20);
vtkSmartPointer<AnimationSceneObserver> sceneObserver =
vtkSmartPointer<AnimationSceneObserver>::New();
sceneObserver->SetRenderWindow(renWin);
scene->AddObserver(vtkCommand::AnimationCueTickEvent,sceneObserver);
// Create an Animation Cue for each actor
vtkSmartPointer<vtkAnimationCue> cue1 =
vtkSmartPointer<vtkAnimationCue>::New();
cue1->SetStartTime(5);
cue1->SetEndTime(23);
scene->AddCue(cue1);
vtkSmartPointer<vtkAnimationCue> cue2 =
vtkSmartPointer<vtkAnimationCue>::New();
cue2->SetStartTime(1);
cue2->SetEndTime(10);
scene->AddCue(cue2);
// Create an ActorAnimator for each actor;
ActorAnimator animateSphere;
animateSphere.SetActor(sphere);
animateSphere.AddObserversToCue(cue1);
ActorAnimator animateCone;
std::vector<double> endCone(3);
endCone[0] = -1;
endCone[1] = -1;
endCone[2] = -1;
animateCone.SetEndPosition(endCone);
animateCone.SetActor(cone);
animateCone.AddObserversToCue(cue2);
renWin->Render();
ren1->ResetCamera();
ren1->GetActiveCamera()->Dolly(.5);
ren1->ResetCameraClippingRange();
// Create Cue observer.
scene->Play();
scene->Stop();
iren->Start();
return EXIT_SUCCESS;
}
CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
PROJECT(AnimateActors)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(AnimateActors MACOSX_BUNDLE AnimateActors.cxx)
target_link_libraries(AnimateActors ${VTK_LIBRARIES})
Download and Build AnimateActors
Click here to download AnimateActors and its CMakeLists.txt file. Once the tarball AnimateActors.tar has been downloaded and extracted,
cd AnimateActors/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:
./AnimateActors
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.