void PlaneGeometryDataVtkMapper3D::GenerateDataForRenderer(BaseRenderer* renderer)
{
SetVtkMapperImmediateModeRendering(m_EdgeMapper);
SetVtkMapperImmediateModeRendering(m_BackgroundMapper);
// Remove all actors from the assembly, and re-initialize it with the
// edge actor
m_ImageAssembly->GetParts()->RemoveAllItems();
bool visible = true;
GetDataNode()->GetVisibility(visible, renderer, "visible");
if ( !visible )
{
// visibility has explicitly to be set in the single actors
// due to problems when using cell picking:
// even if the assembly is invisible, the renderer contains
// references to the assemblies parts. During picking the
// visibility of each part is checked, and not only for the
// whole assembly.
m_ImageAssembly->VisibilityOff();
m_EdgeActor->VisibilityOff();
return;
}
// visibility has explicitly to be set in the single actors
// due to problems when using cell picking:
// even if the assembly is invisible, the renderer contains
// references to the assemblies parts. During picking the
// visibility of each part is checked, and not only for the
// whole assembly.
m_ImageAssembly->VisibilityOn();
bool drawEdges = true;
this->GetDataNode()->GetBoolProperty("draw edges", drawEdges, renderer);
m_EdgeActor->SetVisibility(drawEdges);
PlaneGeometryData::Pointer input = const_cast< PlaneGeometryData * >(this->GetInput());
if (input.IsNotNull() && (input->GetPlaneGeometry() != NULL))
{
SmartPointerProperty::Pointer surfacecreatorprop;
surfacecreatorprop = dynamic_cast< SmartPointerProperty * >(GetDataNode()->GetProperty("surfacegeometry", renderer));
if ( (surfacecreatorprop.IsNull())
|| (surfacecreatorprop->GetSmartPointer().IsNull())
|| ((m_SurfaceCreator = dynamic_cast<PlaneGeometryDataToSurfaceFilter*>
(surfacecreatorprop->GetSmartPointer().GetPointer())).IsNull() ) )
{
m_SurfaceCreator->PlaceByGeometryOn();
surfacecreatorprop = SmartPointerProperty::New( m_SurfaceCreator );
GetDataNode()->SetProperty("surfacegeometry", surfacecreatorprop);
}
m_SurfaceCreator->SetInput(input);
int res;
if (GetDataNode()->GetIntProperty("xresolution", res, renderer))
{
m_SurfaceCreator->SetXResolution(res);
}
if (GetDataNode()->GetIntProperty("yresolution", res, renderer))
{
m_SurfaceCreator->SetYResolution(res);
}
double tubeRadius = 1.0; // Radius of tubular edge surrounding plane
// Clip the PlaneGeometry with the reference geometry bounds (if available)
if ( input->GetPlaneGeometry()->HasReferenceGeometry() )
{
BaseGeometry *referenceGeometry =
input->GetPlaneGeometry()->GetReferenceGeometry();
BoundingBox::PointType boundingBoxMin, boundingBoxMax;
boundingBoxMin = referenceGeometry->GetBoundingBox()->GetMinimum();
boundingBoxMax = referenceGeometry->GetBoundingBox()->GetMaximum();
if ( referenceGeometry->GetImageGeometry() )
{
for ( unsigned int i = 0; i < 3; ++i )
{
boundingBoxMin[i] -= 0.5;
boundingBoxMax[i] -= 0.5;
}
}
m_SurfaceCreatorPointsContainer->CreateElementAt( 0 ) = boundingBoxMin;
m_SurfaceCreatorPointsContainer->CreateElementAt( 1 ) = boundingBoxMax;
m_SurfaceCreatorBoundingBox->ComputeBoundingBox();
m_SurfaceCreator->SetBoundingBox( m_SurfaceCreatorBoundingBox );
tubeRadius = referenceGeometry->GetDiagonalLength() / 450.0;
}
// If no reference geometry is available, clip with the current global
// bounds
else if (m_DataStorage.IsNotNull())
{
m_SurfaceCreator->SetBoundingBox(m_DataStorage->ComputeVisibleBoundingBox(NULL, "includeInBoundingBox"));
tubeRadius = sqrt( m_SurfaceCreator->GetBoundingBox()->GetDiagonalLength2() ) / 450.0;
}
// Calculate the surface of the PlaneGeometry
m_SurfaceCreator->Update();
Surface *surface = m_SurfaceCreator->GetOutput();
// Check if there's something to display, otherwise return
if ( (surface->GetVtkPolyData() == 0 )
|| (surface->GetVtkPolyData()->GetNumberOfCells() == 0) )
{
m_ImageAssembly->VisibilityOff();
return;
}
// add a graphical representation of the surface normals if requested
DataNode* node = this->GetDataNode();
bool displayNormals = false;
bool colorTwoSides = false;
bool invertNormals = false;
node->GetBoolProperty("draw normals 3D", displayNormals, renderer);
node->GetBoolProperty("color two sides", colorTwoSides, renderer);
node->GetBoolProperty("invert normals", invertNormals, renderer);
//if we want to draw the display normals or render two sides we have to get the colors
if( displayNormals || colorTwoSides )
{
//get colors
float frontColor[3] = { 0.0, 0.0, 1.0 };
node->GetColor( frontColor, renderer, "front color" );
float backColor[3] = { 1.0, 0.0, 0.0 };
node->GetColor( backColor, renderer, "back color" );
if ( displayNormals )
{
m_NormalsTransformer->SetInputData( surface->GetVtkPolyData() );
m_NormalsTransformer->SetTransform(node->GetVtkTransform(this->GetTimestep()) );
m_FrontHedgeHog->SetInputConnection(m_NormalsTransformer->GetOutputPort() );
m_FrontHedgeHog->SetVectorModeToUseNormal();
m_FrontHedgeHog->SetScaleFactor( invertNormals ? 1.0 : -1.0 );
m_FrontHedgeHog->Update();
m_FrontNormalsActor->GetProperty()->SetColor( frontColor[0], frontColor[1], frontColor[2] );
m_BackHedgeHog->SetInputConnection( m_NormalsTransformer->GetOutputPort() );
m_BackHedgeHog->SetVectorModeToUseNormal();
m_BackHedgeHog->SetScaleFactor( invertNormals ? -1.0 : 1.0 );
m_BackHedgeHog->Update();
m_BackNormalsActor->GetProperty()->SetColor( backColor[0], backColor[1], backColor[2] );
//if there is no actor added yet, add one
if ( !m_NormalsActorAdded )
{
m_Prop3DAssembly->AddPart( m_FrontNormalsActor );
m_Prop3DAssembly->AddPart( m_BackNormalsActor );
m_NormalsActorAdded = true;
}
}
//if we don't want to display normals AND there is an actor added remove the actor
else if ( m_NormalsActorAdded )
{
m_Prop3DAssembly->RemovePart( m_FrontNormalsActor );
m_Prop3DAssembly->RemovePart( m_BackNormalsActor );
m_NormalsActorAdded = false;
}
if ( colorTwoSides )
{
if ( !invertNormals )
{
m_BackgroundActor->GetProperty()->SetColor( backColor[0], backColor[1], backColor[2] );
m_BackgroundActor->GetBackfaceProperty()->SetColor( frontColor[0], frontColor[1], frontColor[2] );
}
else
{
m_BackgroundActor->GetProperty()->SetColor( frontColor[0], frontColor[1], frontColor[2] );
m_BackgroundActor->GetBackfaceProperty()->SetColor( backColor[0], backColor[1], backColor[2] );
}
}
}
// Add black background for all images (which may be transparent)
m_BackgroundMapper->SetInputData( surface->GetVtkPolyData() );
m_ImageAssembly->AddPart( m_BackgroundActor );
LayerSortedActorList layerSortedActors;
// Traverse the data tree to find nodes resliced by ImageMapperGL2D
//use a predicate to get all data nodes which are "images" or inherit from mitk::Image
mitk::TNodePredicateDataType< mitk::Image >::Pointer predicateAllImages = mitk::TNodePredicateDataType< mitk::Image >::New();
mitk::DataStorage::SetOfObjects::ConstPointer all = m_DataStorage->GetSubset(predicateAllImages);
//process all found images
for (mitk::DataStorage::SetOfObjects::ConstIterator it = all->Begin(); it != all->End(); ++it)
{
DataNode *node = it->Value();
if (node != NULL)
this->ProcessNode(node, renderer, surface, layerSortedActors);
}
// Add all image actors to the assembly, sorted according to
// layer property
LayerSortedActorList::iterator actorIt;
for ( actorIt = layerSortedActors.begin(); actorIt != layerSortedActors.end(); ++actorIt )
{
m_ImageAssembly->AddPart( actorIt->second );
}
// Configurate the tube-shaped frame: size according to the surface
// bounds, color as specified in the plane's properties
vtkPolyData *surfacePolyData = surface->GetVtkPolyData();
m_Cleaner->SetInputData(surfacePolyData);
m_EdgeTransformer->SetTransform(this->GetDataNode()->GetVtkTransform(this->GetTimestep()) );
// Adjust the radius according to extent
m_EdgeTuber->SetRadius( tubeRadius );
// Get the plane's color and set the tube properties accordingly
ColorProperty::Pointer colorProperty;
colorProperty = dynamic_cast<ColorProperty*>(this->GetDataNode()->GetProperty( "color" ));
if ( colorProperty.IsNotNull() )
{
const Color& color = colorProperty->GetColor();
m_EdgeActor->GetProperty()->SetColor(color.GetRed(), color.GetGreen(), color.GetBlue());
}
else
{
m_EdgeActor->GetProperty()->SetColor( 1.0, 1.0, 1.0 );
}
m_ImageAssembly->SetUserTransform(this->GetDataNode()->GetVtkTransform(this->GetTimestep()) );
}
VtkRepresentationProperty* representationProperty;
this->GetDataNode()->GetProperty(representationProperty, "material.representation", renderer);
if ( representationProperty != NULL )
m_BackgroundActor->GetProperty()->SetRepresentation( representationProperty->GetVtkRepresentation() );
}
