mitk::StdFunctionCommand::ActionFunction mitk::DisplayActionEventFunctions::ZoomCameraSynchronizedAction()
{
auto actionFunction = [](const itk::EventObject& displayInteractorEvent)
{
if (DisplayZoomEvent().CheckEvent(&displayInteractorEvent))
{
const DisplayZoomEvent* displayActionEvent = dynamic_cast<const DisplayZoomEvent*>(&displayInteractorEvent);
const BaseRenderer::Pointer sendingRenderer = displayActionEvent->GetSender();
if (nullptr == sendingRenderer)
{
return;
}
if (1.0 != displayActionEvent->GetZoomFactor())
{
auto allRenderWindows = sendingRenderer->GetRenderingManager()->GetAllRegisteredRenderWindows();
for (auto renderWindow : allRenderWindows)
{
if (BaseRenderer::GetInstance(renderWindow)->GetMapperID() == BaseRenderer::Standard2D)
{
BaseRenderer* currentRenderer = BaseRenderer::GetInstance(renderWindow);
currentRenderer->GetCameraController()->Zoom(displayActionEvent->GetZoomFactor(), displayActionEvent->GetStartCoordinate());
currentRenderer->GetRenderingManager()->RequestUpdate(currentRenderer->GetRenderWindow());
}
}
}
}
};
return actionFunction;
}
bool mitk::DisplayInteractor::Zoom(StateMachineAction*, InteractionEvent* interactionEvent)
{
const BaseRenderer::Pointer sender = interactionEvent->GetSender();
InteractionPositionEvent* positionEvent = dynamic_cast<InteractionPositionEvent*>(interactionEvent);
if (positionEvent == NULL)
{
MITK_WARN<< "DisplayVectorInteractor cannot process the event: " << interactionEvent->GetNameOfClass();
return false;
}
float factor = 1.0;
float distance = 0;
if (m_ZoomDirection == "leftright")
{
distance = m_CurrentDisplayCoordinate[1] - m_LastDisplayCoordinate[1];
}
else
{
distance = m_CurrentDisplayCoordinate[0] - m_LastDisplayCoordinate[0];
}
// set zooming speed
if (distance < 0.0)
{
factor = 1.0 / m_ZoomFactor;
}
else if (distance > 0.0)
{
factor = 1.0 * m_ZoomFactor;
}
sender->GetDisplayGeometry()->ZoomWithFixedWorldCoordinates(factor, m_StartDisplayCoordinate, m_StartCoordinateInMM);
sender->GetRenderingManager()->RequestUpdate(sender->GetRenderWindow());
m_LastDisplayCoordinate = m_CurrentDisplayCoordinate;
m_CurrentDisplayCoordinate = positionEvent->GetPointerPositionOnScreen();
return true;
}
mitk::StdFunctionCommand::ActionFunction mitk::DisplayActionEventFunctions::SetCrosshairSynchronizedAction()
{
auto actionFunction = [](const itk::EventObject& displayInteractorEvent)
{
if (DisplaySetCrosshairEvent().CheckEvent(&displayInteractorEvent))
{
const DisplaySetCrosshairEvent* displayActionEvent = dynamic_cast<const DisplaySetCrosshairEvent*>(&displayInteractorEvent);
const BaseRenderer::Pointer sendingRenderer = displayActionEvent->GetSender();
if (nullptr == sendingRenderer)
{
return;
}
auto allRenderWindows = sendingRenderer->GetRenderingManager()->GetAllRegisteredRenderWindows();
for (auto renderWindow : allRenderWindows)
{
if (BaseRenderer::GetInstance(renderWindow)->GetMapperID() == BaseRenderer::Standard2D)
{
BaseRenderer::GetInstance(renderWindow)->GetSliceNavigationController()->SelectSliceByPoint(displayActionEvent->GetPosition());
}
}
}
};
return actionFunction;
}
bool mitk::AffineDataInteractor3D::ColorizeSurface(BaseRenderer::Pointer renderer, double scalar)
{
BaseData::Pointer data = this->GetDataNode()->GetData();
if(data.IsNull())
{
MITK_ERROR << "AffineInteractor3D: No data object present!";
return false;
}
// Get the timestep to also support 3D+t
int timeStep = 0;
if (renderer.IsNotNull())
timeStep = renderer->GetTimeStep(data);
// If data is an mitk::Surface, extract it
Surface::Pointer surface = dynamic_cast< Surface* >(data.GetPointer());
vtkPolyData* polyData = NULL;
if (surface.IsNotNull())
polyData = surface->GetVtkPolyData(timeStep);
if (polyData == NULL)
{
MITK_ERROR << "AffineInteractor3D: No poly data present!";
return false;
}
vtkPointData* pointData = polyData->GetPointData();
if (pointData == NULL)
{
MITK_ERROR << "AffineInteractor3D: No point data present!";
return false;
}
vtkDataArray* scalars = pointData->GetScalars();
if (scalars == NULL)
{
MITK_ERROR << "AffineInteractor3D: No scalars for point data present!";
return false;
}
for (unsigned int i = 0; i < pointData->GetNumberOfTuples(); ++i)
{
scalars->SetComponent(i, 0, scalar);
}
polyData->Modified();
pointData->Update();
return true;
}
bool mitk::DisplayInteractor::AdjustLevelWindow(StateMachineAction*, InteractionEvent* interactionEvent)
{
BaseRenderer::Pointer sender = interactionEvent->GetSender();
InteractionPositionEvent* positionEvent = dynamic_cast<InteractionPositionEvent*>(interactionEvent);
if (positionEvent == NULL)
{
MITK_WARN<< "DisplayVectorInteractor::Scroll cannot process the event: " << interactionEvent->GetNameOfClass();
return false;
}
m_LastDisplayCoordinate = m_CurrentDisplayCoordinate;
m_CurrentDisplayCoordinate = positionEvent->GetPointerPositionOnScreen();
// search for active image
mitk::DataStorage::Pointer storage = sender->GetDataStorage();
mitk::DataNode::Pointer node = NULL;
mitk::DataStorage::SetOfObjects::ConstPointer allImageNodes = storage->GetSubset(mitk::NodePredicateDataType::New("Image"));
for (unsigned int i = 0; i < allImageNodes->size(); i++)
{
bool isActiveImage = false;
bool propFound = allImageNodes->at(i)->GetBoolProperty("imageForLevelWindow", isActiveImage);
if (propFound && isActiveImage)
{
node = allImageNodes->at(i);
continue;
}
}
if (node.IsNull())
{
node = storage->GetNode(mitk::NodePredicateDataType::New("Image"));
}
if (node.IsNull())
{
return false;
}
mitk::LevelWindow lv = mitk::LevelWindow();
node->GetLevelWindow(lv);
ScalarType level = lv.GetLevel();
ScalarType window = lv.GetWindow();
// calculate adjustments from mouse movements
level += (m_CurrentDisplayCoordinate[0] - m_LastDisplayCoordinate[0]) * static_cast<ScalarType>(2);
window += (m_CurrentDisplayCoordinate[1] - m_LastDisplayCoordinate[1]) * static_cast<ScalarType>(2);
lv.SetLevelWindow(level, window);
dynamic_cast<mitk::LevelWindowProperty*>(node->GetProperty("levelwindow"))->SetLevelWindow(lv);
sender->GetRenderingManager()->RequestUpdateAll();
return true;
}
mitk::StdFunctionCommand::ActionFunction mitk::DisplayActionEventFunctions::ScrollSliceStepperSynchronizedAction()
{
auto actionFunction = [](const itk::EventObject& displayInteractorEvent)
{
if (DisplayScrollEvent().CheckEvent(&displayInteractorEvent))
{
const DisplayScrollEvent* displayActionEvent = dynamic_cast<const DisplayScrollEvent*>(&displayInteractorEvent);
const BaseRenderer::Pointer sendingRenderer = displayActionEvent->GetSender();
if (nullptr == sendingRenderer)
{
return;
}
auto allRenderWindows = sendingRenderer->GetRenderingManager()->GetAllRegisteredRenderWindows();
for (auto renderWindow : allRenderWindows)
{
if (BaseRenderer::GetInstance(renderWindow)->GetMapperID() == BaseRenderer::Standard2D)
{
mitk::SliceNavigationController* sliceNavigationController = BaseRenderer::GetInstance(renderWindow)->GetSliceNavigationController();
if (nullptr == sliceNavigationController)
{
return;
}
if (sliceNavigationController->GetSliceLocked())
{
return;
}
mitk::Stepper* sliceStepper = sliceNavigationController->GetSlice();
if (nullptr == sliceStepper)
{
return;
}
// if only a single slice image was loaded, scrolling will affect the time steps
if (sliceStepper->GetSteps() <= 1)
{
sliceStepper = sliceNavigationController->GetTime();
}
sliceStepper->MoveSlice(displayActionEvent->GetSliceDelta());
}
}
}
};
return actionFunction;
}
mitk::StdFunctionCommand::ActionFunction mitk::DisplayActionEventFunctions::SetLevelWindowAction()
{
auto actionFunction = [](const itk::EventObject& displayInteractorEvent)
{
if (DisplaySetLevelWindowEvent().CheckEvent(&displayInteractorEvent))
{
const DisplaySetLevelWindowEvent* displayActionEvent = dynamic_cast<const DisplaySetLevelWindowEvent*>(&displayInteractorEvent);
const BaseRenderer::Pointer sendingRenderer = displayActionEvent->GetSender();
if (nullptr == sendingRenderer)
{
return;
}
// get the the topmost visible image of the sending renderer
DataStorage::Pointer storage = sendingRenderer->GetDataStorage();
DataStorage::SetOfObjects::ConstPointer allImageNodes = storage->GetSubset(NodePredicateDataType::New("Image"));
Point3D worldposition;
const auto* positionEvent = dynamic_cast<const InteractionPositionEvent*>(displayActionEvent->GetInteractionEvent());
sendingRenderer->DisplayToWorld(positionEvent->GetPointerPositionOnScreen(), worldposition);
auto globalCurrentTimePoint = sendingRenderer->GetTime();
DataNode::Pointer node = FindTopmostVisibleNode(allImageNodes, worldposition, globalCurrentTimePoint, sendingRenderer);
if (node.IsNull())
{
return;
}
LevelWindow levelWindow = LevelWindow();
node->GetLevelWindow(levelWindow);
ScalarType level = levelWindow.GetLevel();
ScalarType window = levelWindow.GetWindow();
level += displayActionEvent->GetLevel();
window += displayActionEvent->GetWindow();
levelWindow.SetLevelWindow(level, window);
auto* levelWindowProperty = dynamic_cast<LevelWindowProperty*>(node->GetProperty("levelwindow"));
if (nullptr != levelWindowProperty)
{
levelWindowProperty->SetLevelWindow(levelWindow);
sendingRenderer->GetRenderingManager()->RequestUpdateAll();
}
}
};
return actionFunction;
}
mitk::StdFunctionCommand::ActionFunction mitk::DisplayActionEventFunctions::SetCrosshairAction()
{
auto actionFunction = [](const itk::EventObject& displayInteractorEvent)
{
if (DisplaySetCrosshairEvent().CheckEvent(&displayInteractorEvent))
{
const DisplaySetCrosshairEvent* displayActionEvent = dynamic_cast<const DisplaySetCrosshairEvent*>(&displayInteractorEvent);
const BaseRenderer::Pointer sendingRenderer = displayActionEvent->GetSender();
if (nullptr == sendingRenderer)
{
return;
}
BaseRenderer::GetInstance(sendingRenderer->GetRenderWindow())->GetSliceNavigationController()->SelectSliceByPoint(displayActionEvent->GetPosition());
}
};
return actionFunction;
}
bool mitk::DisplayInteractor::Zoom(StateMachineAction*, InteractionEvent* interactionEvent)
{
const BaseRenderer::Pointer sender = interactionEvent->GetSender();
InteractionPositionEvent* positionEvent = static_cast<InteractionPositionEvent*>(interactionEvent);
float factor = 1.0;
float distance = 0;
if (m_ZoomDirection == "updown")
{
distance = m_CurrentDisplayCoordinate[1] - m_LastDisplayCoordinate[1];
}
else
{
distance = m_CurrentDisplayCoordinate[0] - m_LastDisplayCoordinate[0];
}
if ( m_InvertZoomDirection )
{
distance *= -1.0;
}
// set zooming speed
if (distance < 0.0)
{
factor = 1.0 / m_ZoomFactor;
}
else if (distance > 0.0)
{
factor = 1.0 * m_ZoomFactor;
}
if (factor != 1.0)
{
sender->GetDisplayGeometry()->ZoomWithFixedWorldCoordinates(factor, m_StartDisplayCoordinate, m_StartCoordinateInMM);
sender->GetRenderingManager()->RequestUpdate(sender->GetRenderWindow());
}
m_LastDisplayCoordinate = m_CurrentDisplayCoordinate;
m_CurrentDisplayCoordinate = positionEvent->GetPointerPositionOnScreen();
return true;
}
//////////////////////////////////////////////////////////////////////////
// STANDARD FUNCTIONS
//////////////////////////////////////////////////////////////////////////
mitk::StdFunctionCommand::ActionFunction mitk::DisplayActionEventFunctions::MoveSenderCameraAction()
{
mitk::StdFunctionCommand::ActionFunction actionFunction = [](const itk::EventObject& displayInteractorEvent)
{
if (DisplayMoveEvent().CheckEvent(&displayInteractorEvent))
{
const DisplayMoveEvent* displayActionEvent = dynamic_cast<const DisplayMoveEvent*>(&displayInteractorEvent);
const BaseRenderer::Pointer sendingRenderer = displayActionEvent->GetSender();
if (nullptr == sendingRenderer)
{
return;
}
sendingRenderer->GetCameraController()->MoveBy(displayActionEvent->GetMoveVector());
sendingRenderer->GetRenderingManager()->RequestUpdate(sendingRenderer->GetRenderWindow());
}
};
return actionFunction;
}
mitk::StdFunctionCommand::ActionFunction mitk::DisplayActionEventFunctions::ScrollSliceStepperAction()
{
auto actionFunction = [](const itk::EventObject& displayInteractorEvent)
{
if (DisplayScrollEvent().CheckEvent(&displayInteractorEvent))
{
const DisplayScrollEvent* displayActionEvent = dynamic_cast<const DisplayScrollEvent*>(&displayInteractorEvent);
const BaseRenderer::Pointer sendingRenderer = displayActionEvent->GetSender();
if (nullptr == sendingRenderer)
{
return;
}
mitk::SliceNavigationController* sliceNavigationController = sendingRenderer->GetSliceNavigationController();
if (nullptr == sliceNavigationController)
{
return;
}
if (sliceNavigationController->GetSliceLocked())
{
return;
}
mitk::Stepper* sliceStepper = sliceNavigationController->GetSlice();
if (nullptr == sliceStepper)
{
return;
}
// if only a single slice image was loaded, scrolling will affect the time steps
if (sliceStepper->GetSteps() <= 1)
{
sliceStepper = sliceNavigationController->GetTime();
}
sliceStepper->MoveSlice(displayActionEvent->GetSliceDelta());
}
};
return actionFunction;
}
mitk::StdFunctionCommand::ActionFunction mitk::DisplayActionEventFunctions::ZoomSenderCameraAction()
{
auto actionFunction = [](const itk::EventObject& displayInteractorEvent)
{
if (DisplayZoomEvent().CheckEvent(&displayInteractorEvent))
{
const DisplayZoomEvent* displayActionEvent = dynamic_cast<const DisplayZoomEvent*>(&displayInteractorEvent);
const BaseRenderer::Pointer sendingRenderer = displayActionEvent->GetSender();
if (nullptr == sendingRenderer)
{
return;
}
if (1.0 != displayActionEvent->GetZoomFactor())
{
sendingRenderer->GetCameraController()->Zoom(displayActionEvent->GetZoomFactor(), displayActionEvent->GetStartCoordinate());
sendingRenderer->GetRenderingManager()->RequestUpdate(sendingRenderer->GetRenderWindow());
}
}
};
return actionFunction;
}
bool mitk::DisplayInteractor::AdjustLevelWindow(StateMachineAction*, InteractionEvent* interactionEvent)
{
BaseRenderer::Pointer sender = interactionEvent->GetSender();
InteractionPositionEvent* positionEvent = static_cast<InteractionPositionEvent*>(interactionEvent);
m_LastDisplayCoordinate = m_CurrentDisplayCoordinate;
m_CurrentDisplayCoordinate = positionEvent->GetPointerPositionOnScreen();
// search for active image
mitk::DataStorage::Pointer storage = sender->GetDataStorage();
mitk::DataNode::Pointer node = NULL;
mitk::DataStorage::SetOfObjects::ConstPointer allImageNodes = storage->GetSubset(mitk::NodePredicateDataType::New("Image"));
for (unsigned int i = 0; i < allImageNodes->size(); i++)
{
bool isActiveImage = false;
bool propFound = allImageNodes->at(i)->GetBoolProperty("imageForLevelWindow", isActiveImage);
if (propFound && isActiveImage)
{
node = allImageNodes->at(i);
continue;
}
}
if (node.IsNull())
{
node = storage->GetNode(mitk::NodePredicateDataType::New("Image"));
}
if (node.IsNull())
{
return false;
}
mitk::LevelWindow lv = mitk::LevelWindow();
node->GetLevelWindow(lv);
ScalarType level = lv.GetLevel();
ScalarType window = lv.GetWindow();
int levelIndex = 0;
int windowIndex = 1;
if ( m_LevelDirection != "leftright" )
{
levelIndex = 1;
windowIndex = 0;
}
int directionModifier = 1;
if ( m_InvertLevelWindowDirection )
{
directionModifier = -1;
}
// calculate adjustments from mouse movements
level += (m_CurrentDisplayCoordinate[levelIndex] - m_LastDisplayCoordinate[levelIndex]) * static_cast<ScalarType>(2) * directionModifier;
window += (m_CurrentDisplayCoordinate[windowIndex] - m_LastDisplayCoordinate[windowIndex]) * static_cast<ScalarType>(2) * directionModifier;
lv.SetLevelWindow(level, window);
dynamic_cast<mitk::LevelWindowProperty*>(node->GetProperty("levelwindow"))->SetLevelWindow(lv);
sender->GetRenderingManager()->RequestUpdateAll();
return true;
}
void Geometry2DDataVtkMapper3D::ProcessNode( DataNode * node, BaseRenderer* renderer,
Surface * surface, LayerSortedActorList &layerSortedActors )
{
if ( node != NULL )
{
//we need to get the information from the 2D mapper to render the texture on the 3D plane
ImageVtkMapper2D *imageMapper = dynamic_cast< ImageVtkMapper2D * >( node->GetMapper(1) ); //GetMapper(1) provides the 2D mapper for the data node
//if there is a 2D mapper, which is not the standard image mapper...
if(!imageMapper && node->GetMapper(1))
{ //... check if it is the composite mapper
std::string cname(node->GetMapper(1)->GetNameOfClass());
if(!cname.compare("CompositeMapper")) //string.compare returns 0 if the two strings are equal.
{
//get the standard image mapper.
//This is a special case in MITK and does only work for the CompositeMapper.
imageMapper = dynamic_cast<ImageVtkMapper2D* >( node->GetMapper(3) );
}
}
if ( (node->IsVisible(renderer)) && imageMapper )
{
WeakPointerProperty::Pointer rendererProp =
dynamic_cast< WeakPointerProperty * >(GetDataNode()->GetPropertyList()->GetProperty("renderer"));
if ( rendererProp.IsNotNull() )
{
BaseRenderer::Pointer planeRenderer = dynamic_cast< BaseRenderer * >(rendererProp->GetWeakPointer().GetPointer());
// Retrieve and update image to be mapped
const ImageVtkMapper2D::LocalStorage* localStorage = imageMapper->GetLocalStorage(planeRenderer);
if ( planeRenderer.IsNotNull() )
{
// perform update of imagemapper if needed (maybe the respective 2D renderwindow is not rendered/update before)
imageMapper->Update(planeRenderer);
// If it has not been initialized already in a previous pass,
// generate an actor and a texture object to
// render the image associated with the ImageVtkMapper2D.
vtkActor *imageActor;
vtkDataSetMapper *dataSetMapper = NULL;
vtkTexture *texture;
if ( m_ImageActors.count( imageMapper ) == 0 )
{
dataSetMapper = vtkDataSetMapper::New();
//Enable rendering without copying the image.
dataSetMapper->ImmediateModeRenderingOn();
texture = vtkTexture::New();
texture->RepeatOff();
imageActor = vtkActor::New();
imageActor->SetMapper( dataSetMapper );
imageActor->SetTexture( texture );
// Make imageActor the sole owner of the mapper and texture
// objects
dataSetMapper->UnRegister( NULL );
texture->UnRegister( NULL );
// Store the actor so that it may be accessed in following
// passes.
m_ImageActors[imageMapper].Initialize(imageActor, imageMapper, m_ImageMapperDeletedCommand);
}
else
{
// Else, retrieve the actor and associated objects from the
// previous pass.
imageActor = m_ImageActors[imageMapper].m_Actor;
dataSetMapper = (vtkDataSetMapper *)imageActor->GetMapper();
texture = imageActor->GetTexture();
}
// Set poly data new each time its object changes (e.g. when
// switching between planar and curved geometries)
if ( (dataSetMapper != NULL) && (dataSetMapper->GetInput() != surface->GetVtkPolyData()) )
{
dataSetMapper->SetInput( surface->GetVtkPolyData() );
}
//Check if the m_ReslicedImage is NULL.
//This is the case when no image geometry is met by
//the reslicer. In that case, the texture has to be
//empty (black) and we don't have to do anything.
//See fixed bug #13275
if(localStorage->m_ReslicedImage != NULL)
{
bool binaryOutline = node->IsOn( "outline binary", renderer );
if( binaryOutline )
{
texture->SetInput( localStorage->m_ReslicedImage );
}
else
{
texture->SetInput( localStorage->m_Texture->GetInput() );
}
// VTK (mis-)interprets unsigned char (binary) images as color images;
// So, we must manually turn on their mapping through a (gray scale) lookup table;
texture->SetMapColorScalarsThroughLookupTable( localStorage->m_Texture->GetMapColorScalarsThroughLookupTable() );
//re-use properties from the 2D image mapper
imageActor->SetProperty( localStorage->m_Actor->GetProperty() );
imageActor->GetProperty()->SetAmbient(0.5);
// Set texture interpolation on/off
bool textureInterpolation = node->IsOn( "texture interpolation", renderer );
texture->SetInterpolate( textureInterpolation );
//get the lookuptable from the 2D image mapper
texture->SetLookupTable( localStorage->m_Texture->GetLookupTable() );
// Store this actor to be added to the actor assembly, sort
// by layer
int layer = 1;
node->GetIntProperty( "layer", layer );
layerSortedActors.insert(std::pair< int, vtkActor * >( layer, imageActor ) );
}
}
}
}
}
}
void PlaneGeometryDataVtkMapper3D::ProcessNode(DataNode *node,
BaseRenderer *renderer,
Surface *surface,
LayerSortedActorList &layerSortedActors)
{
if (node != nullptr)
{
// we need to get the information from the 2D mapper to render the texture on the 3D plane
ImageVtkMapper2D *imageMapper =
dynamic_cast<ImageVtkMapper2D *>(node->GetMapper(1)); // GetMapper(1) provides the 2D mapper for the data node
// if there is a 2D mapper, which is not the standard image mapper...
if (!imageMapper && node->GetMapper(1))
{ //... check if it is the composite mapper
std::string cname(node->GetMapper(1)->GetNameOfClass());
if (!cname.compare("CompositeMapper")) // string.compare returns 0 if the two strings are equal.
{
// get the standard image mapper.
// This is a special case in MITK and does only work for the CompositeMapper.
imageMapper = dynamic_cast<ImageVtkMapper2D *>(node->GetMapper(3));
}
}
if ((node->IsVisible(renderer)) && imageMapper)
{
WeakPointerProperty::Pointer rendererProp =
dynamic_cast<WeakPointerProperty *>(GetDataNode()->GetPropertyList()->GetProperty("renderer"));
if (rendererProp.IsNotNull())
{
BaseRenderer::Pointer planeRenderer =
dynamic_cast<BaseRenderer *>(rendererProp->GetWeakPointer().GetPointer());
// Retrieve and update image to be mapped
const ImageVtkMapper2D::LocalStorage *localStorage = imageMapper->GetLocalStorage(planeRenderer);
if (planeRenderer.IsNotNull())
{
// perform update of imagemapper if needed (maybe the respective 2D renderwindow is not rendered/update
// before)
imageMapper->Update(planeRenderer);
// If it has not been initialized already in a previous pass,
// generate an actor and a texture object to
// render the image associated with the ImageVtkMapper2D.
vtkActor *imageActor;
vtkDataSetMapper *dataSetMapper = nullptr;
vtkTexture *texture;
if (m_ImageActors.count(imageMapper) == 0)
{
dataSetMapper = vtkDataSetMapper::New();
// Enable rendering without copying the image.
dataSetMapper->ImmediateModeRenderingOn();
texture = vtkNeverTranslucentTexture::New();
texture->RepeatOff();
imageActor = vtkActor::New();
imageActor->SetMapper(dataSetMapper);
imageActor->SetTexture(texture);
imageActor->GetProperty()->SetOpacity(
0.999); // HACK! otherwise VTK wouldn't recognize this as translucent
// surface (if LUT values map to alpha < 255
// improvement: apply "opacity" property onle HERE and also in 2D image mapper. DO NOT change LUT to
// achieve
// translucent images (see method ChangeOpacity in image mapper 2D)
// Make imageActor the sole owner of the mapper and texture
// objects
dataSetMapper->UnRegister(nullptr);
texture->UnRegister(nullptr);
// Store the actor so that it may be accessed in following
// passes.
m_ImageActors[imageMapper].Initialize(imageActor, imageMapper, m_ImageMapperDeletedCommand);
}
else
{
// Else, retrieve the actor and associated objects from the
// previous pass.
imageActor = m_ImageActors[imageMapper].m_Actor;
dataSetMapper = (vtkDataSetMapper *)imageActor->GetMapper();
texture = imageActor->GetTexture();
}
// Set poly data new each time its object changes (e.g. when
// switching between planar and curved geometries)
if ((dataSetMapper != nullptr) && (dataSetMapper->GetInput() != surface->GetVtkPolyData()))
{
dataSetMapper->SetInputData(surface->GetVtkPolyData());
}
dataSetMapper->Update();
// Check if the m_ReslicedImage is nullptr.
// This is the case when no image geometry is met by
// the reslicer. In that case, the texture has to be
// empty (black) and we don't have to do anything.
// See fixed bug #13275
if (localStorage->m_ReslicedImage != nullptr)
{
texture->SetInputConnection(localStorage->m_LevelWindowFilter->GetOutputPort());
// do not use a VTK lookup table (we do that ourselves in m_LevelWindowFilter)
texture->MapColorScalarsThroughLookupTableOff();
// re-use properties from the 2D image mapper
imageActor->SetProperty(localStorage->m_Actor->GetProperty());
imageActor->GetProperty()->SetAmbient(0.5);
// Set texture interpolation on/off
bool textureInterpolation = node->IsOn("texture interpolation", renderer);
texture->SetInterpolate(textureInterpolation);
// Store this actor to be added to the actor assembly, sort
// by layer
int layer = 1;
node->GetIntProperty("layer", layer);
layerSortedActors.insert(std::pair<int, vtkActor *>(layer, imageActor));
}
}
}
}
}
}
