void mitk::LabelSetImageVtkMapper2D::GenerateDataForRenderer(mitk::BaseRenderer *renderer) { LocalStorage *localStorage = m_LSH.GetLocalStorage(renderer); mitk::DataNode *node = this->GetDataNode(); mitk::LabelSetImage *image = dynamic_cast<mitk::LabelSetImage *>(node->GetData()); assert(image && image->IsInitialized()); // check if there is a valid worldGeometry const PlaneGeometry *worldGeometry = renderer->GetCurrentWorldPlaneGeometry(); if ((worldGeometry == NULL) || (!worldGeometry->IsValid()) || (!worldGeometry->HasReferenceGeometry())) return; image->Update(); int numberOfLayers = image->GetNumberOfLayers(); int activeLayer = image->GetActiveLayer(); float opacity = 1.0f; node->GetOpacity(opacity, renderer, "opacity"); if (numberOfLayers != localStorage->m_NumberOfLayers) { localStorage->m_NumberOfLayers = numberOfLayers; localStorage->m_ReslicedImageVector.clear(); localStorage->m_ReslicerVector.clear(); localStorage->m_LayerTextureVector.clear(); localStorage->m_LevelWindowFilterVector.clear(); localStorage->m_LayerMapperVector.clear(); localStorage->m_LayerActorVector.clear(); localStorage->m_Actors = vtkSmartPointer<vtkPropAssembly>::New(); for (int lidx = 0; lidx < numberOfLayers; ++lidx) { localStorage->m_ReslicedImageVector.push_back(vtkSmartPointer<vtkImageData>::New()); localStorage->m_ReslicerVector.push_back(mitk::ExtractSliceFilter::New()); localStorage->m_LayerTextureVector.push_back(vtkSmartPointer<vtkNeverTranslucentTexture>::New()); localStorage->m_LevelWindowFilterVector.push_back(vtkSmartPointer<vtkMitkLevelWindowFilter>::New()); localStorage->m_LayerMapperVector.push_back(vtkSmartPointer<vtkPolyDataMapper>::New()); localStorage->m_LayerActorVector.push_back(vtkSmartPointer<vtkActor>::New()); // do not repeat the texture (the image) localStorage->m_LayerTextureVector[lidx]->RepeatOff(); // set corresponding mappers for the actors localStorage->m_LayerActorVector[lidx]->SetMapper(localStorage->m_LayerMapperVector[lidx]); localStorage->m_Actors->AddPart(localStorage->m_LayerActorVector[lidx]); } localStorage->m_Actors->AddPart(localStorage->m_OutlineShadowActor); localStorage->m_Actors->AddPart(localStorage->m_OutlineActor); } // early out if there is no intersection of the current rendering geometry // and the geometry of the image that is to be rendered. if (!RenderingGeometryIntersectsImage(worldGeometry, image->GetSlicedGeometry())) { // set image to NULL, to clear the texture in 3D, because // the latest image is used there if the plane is out of the geometry // see bug-13275 for (int lidx = 0; lidx < numberOfLayers; ++lidx) { localStorage->m_ReslicedImageVector[lidx] = NULL; localStorage->m_LayerMapperVector[lidx]->SetInputData(localStorage->m_EmptyPolyData); localStorage->m_OutlineActor->SetVisibility(false); localStorage->m_OutlineShadowActor->SetVisibility(false); } return; } for (int lidx = 0; lidx < numberOfLayers; ++lidx) { mitk::Image *layerImage = NULL; // set main input for ExtractSliceFilter if (lidx == activeLayer) layerImage = image; else layerImage = image->GetLayerImage(lidx); localStorage->m_ReslicerVector[lidx]->SetInput(layerImage); localStorage->m_ReslicerVector[lidx]->SetWorldGeometry(worldGeometry); localStorage->m_ReslicerVector[lidx]->SetTimeStep(this->GetTimestep()); // set the transformation of the image to adapt reslice axis localStorage->m_ReslicerVector[lidx]->SetResliceTransformByGeometry( layerImage->GetTimeGeometry()->GetGeometryForTimeStep(this->GetTimestep())); // is the geometry of the slice based on the image image or the worldgeometry? bool inPlaneResampleExtentByGeometry = false; node->GetBoolProperty("in plane resample extent by geometry", inPlaneResampleExtentByGeometry, renderer); localStorage->m_ReslicerVector[lidx]->SetInPlaneResampleExtentByGeometry(inPlaneResampleExtentByGeometry); localStorage->m_ReslicerVector[lidx]->SetInterpolationMode(ExtractSliceFilter::RESLICE_NEAREST); localStorage->m_ReslicerVector[lidx]->SetVtkOutputRequest(true); // this is needed when thick mode was enabled before. These variables have to be reset to default values localStorage->m_ReslicerVector[lidx]->SetOutputDimensionality(2); localStorage->m_ReslicerVector[lidx]->SetOutputSpacingZDirection(1.0); localStorage->m_ReslicerVector[lidx]->SetOutputExtentZDirection(0, 0); // Bounds information for reslicing (only required if reference geometry is present) // this used for generating a vtkPLaneSource with the right size double sliceBounds[6]; sliceBounds[0] = 0.0; sliceBounds[1] = 0.0; sliceBounds[2] = 0.0; sliceBounds[3] = 0.0; sliceBounds[4] = 0.0; sliceBounds[5] = 0.0; localStorage->m_ReslicerVector[lidx]->GetClippedPlaneBounds(sliceBounds); // setup the textured plane this->GeneratePlane(renderer, sliceBounds); // get the spacing of the slice localStorage->m_mmPerPixel = localStorage->m_ReslicerVector[lidx]->GetOutputSpacing(); localStorage->m_ReslicerVector[lidx]->Modified(); // start the pipeline with updating the largest possible, needed if the geometry of the image has changed localStorage->m_ReslicerVector[lidx]->UpdateLargestPossibleRegion(); localStorage->m_ReslicedImageVector[lidx] = localStorage->m_ReslicerVector[lidx]->GetVtkOutput(); const PlaneGeometry *planeGeometry = dynamic_cast<const PlaneGeometry *>(worldGeometry); double textureClippingBounds[6]; for (auto &textureClippingBound : textureClippingBounds) { textureClippingBound = 0.0; } // Calculate the actual bounds of the transformed plane clipped by the // dataset bounding box; this is required for drawing the texture at the // correct position during 3D mapping. mitk::PlaneClipping::CalculateClippedPlaneBounds(layerImage->GetGeometry(), planeGeometry, textureClippingBounds); textureClippingBounds[0] = static_cast<int>(textureClippingBounds[0] / localStorage->m_mmPerPixel[0] + 0.5); textureClippingBounds[1] = static_cast<int>(textureClippingBounds[1] / localStorage->m_mmPerPixel[0] + 0.5); textureClippingBounds[2] = static_cast<int>(textureClippingBounds[2] / localStorage->m_mmPerPixel[1] + 0.5); textureClippingBounds[3] = static_cast<int>(textureClippingBounds[3] / localStorage->m_mmPerPixel[1] + 0.5); // clipping bounds for cutting the imageLayer localStorage->m_LevelWindowFilterVector[lidx]->SetClippingBounds(textureClippingBounds); localStorage->m_LevelWindowFilterVector[lidx]->SetLookupTable( image->GetLabelSet(lidx)->GetLookupTable()->GetVtkLookupTable()); // do not use a VTK lookup table (we do that ourselves in m_LevelWindowFilter) localStorage->m_LayerTextureVector[lidx]->MapColorScalarsThroughLookupTableOff(); // connect the imageLayer with the levelwindow filter localStorage->m_LevelWindowFilterVector[lidx]->SetInputData(localStorage->m_ReslicedImageVector[lidx]); // connect the texture with the output of the levelwindow filter // check for texture interpolation property bool textureInterpolation = false; node->GetBoolProperty("texture interpolation", textureInterpolation, renderer); // set the interpolation modus according to the property localStorage->m_LayerTextureVector[lidx]->SetInterpolate(textureInterpolation); localStorage->m_LayerTextureVector[lidx]->SetInputConnection( localStorage->m_LevelWindowFilterVector[lidx]->GetOutputPort()); this->TransformActor(renderer); // set the plane as input for the mapper localStorage->m_LayerMapperVector[lidx]->SetInputConnection(localStorage->m_Plane->GetOutputPort()); // set the texture for the actor localStorage->m_LayerActorVector[lidx]->SetTexture(localStorage->m_LayerTextureVector[lidx]); localStorage->m_LayerActorVector[lidx]->GetProperty()->SetOpacity(opacity); } mitk::Label* activeLabel = image->GetActiveLabel(activeLayer); if (nullptr != activeLabel) { bool contourActive = false; node->GetBoolProperty("labelset.contour.active", contourActive, renderer); if (contourActive && activeLabel->GetVisible()) //contour rendering { //generate contours/outlines localStorage->m_OutlinePolyData = this->CreateOutlinePolyData(renderer, localStorage->m_ReslicedImageVector[activeLayer], activeLabel->GetValue()); localStorage->m_OutlineActor->SetVisibility(true); localStorage->m_OutlineShadowActor->SetVisibility(true); const mitk::Color& color = activeLabel->GetColor(); localStorage->m_OutlineActor->GetProperty()->SetColor(color.GetRed(), color.GetGreen(), color.GetBlue()); localStorage->m_OutlineShadowActor->GetProperty()->SetColor(0, 0, 0); float contourWidth(2.0); node->GetFloatProperty("labelset.contour.width", contourWidth, renderer); localStorage->m_OutlineActor->GetProperty()->SetLineWidth(contourWidth); localStorage->m_OutlineShadowActor->GetProperty()->SetLineWidth(contourWidth * 1.5); localStorage->m_OutlineActor->GetProperty()->SetOpacity(opacity); localStorage->m_OutlineShadowActor->GetProperty()->SetOpacity(opacity); localStorage->m_OutlineMapper->SetInputData(localStorage->m_OutlinePolyData); return; } } localStorage->m_OutlineActor->SetVisibility(false); localStorage->m_OutlineShadowActor->SetVisibility(false); }
void mitk::ImageVtkMapper2D::GenerateDataForRenderer( mitk::BaseRenderer *renderer ) { LocalStorage *localStorage = m_LSH.GetLocalStorage(renderer); mitk::Image *input = const_cast< mitk::Image * >( this->GetInput() ); mitk::DataNode* datanode = this->GetDataNode(); if ( input == NULL || input->IsInitialized() == false ) { return; } //check if there is a valid worldGeometry const PlaneGeometry *worldGeometry = renderer->GetCurrentWorldPlaneGeometry(); if( ( worldGeometry == NULL ) || ( !worldGeometry->IsValid() ) || ( !worldGeometry->HasReferenceGeometry() )) { return; } input->Update(); // early out if there is no intersection of the current rendering geometry // and the geometry of the image that is to be rendered. if ( !RenderingGeometryIntersectsImage( worldGeometry, input->GetSlicedGeometry() ) ) { // set image to NULL, to clear the texture in 3D, because // the latest image is used there if the plane is out of the geometry // see bug-13275 localStorage->m_ReslicedImage = NULL; localStorage->m_Mapper->SetInputData( localStorage->m_EmptyPolyData ); return; } //set main input for ExtractSliceFilter localStorage->m_Reslicer->SetInput(input); localStorage->m_Reslicer->SetWorldGeometry(worldGeometry); localStorage->m_Reslicer->SetTimeStep( this->GetTimestep() ); //set the transformation of the image to adapt reslice axis localStorage->m_Reslicer->SetResliceTransformByGeometry( input->GetTimeGeometry()->GetGeometryForTimeStep( this->GetTimestep() ) ); //is the geometry of the slice based on the input image or the worldgeometry? bool inPlaneResampleExtentByGeometry = false; datanode->GetBoolProperty("in plane resample extent by geometry", inPlaneResampleExtentByGeometry, renderer); localStorage->m_Reslicer->SetInPlaneResampleExtentByGeometry(inPlaneResampleExtentByGeometry); // Initialize the interpolation mode for resampling; switch to nearest // neighbor if the input image is too small. if ( (input->GetDimension() >= 3) && (input->GetDimension(2) > 1) ) { VtkResliceInterpolationProperty *resliceInterpolationProperty; datanode->GetProperty( resliceInterpolationProperty, "reslice interpolation" ); int interpolationMode = VTK_RESLICE_NEAREST; if ( resliceInterpolationProperty != NULL ) { interpolationMode = resliceInterpolationProperty->GetInterpolation(); } switch ( interpolationMode ) { case VTK_RESLICE_NEAREST: localStorage->m_Reslicer->SetInterpolationMode(ExtractSliceFilter::RESLICE_NEAREST); break; case VTK_RESLICE_LINEAR: localStorage->m_Reslicer->SetInterpolationMode(ExtractSliceFilter::RESLICE_LINEAR); break; case VTK_RESLICE_CUBIC: localStorage->m_Reslicer->SetInterpolationMode(ExtractSliceFilter::RESLICE_CUBIC); break; } } else { localStorage->m_Reslicer->SetInterpolationMode(ExtractSliceFilter::RESLICE_NEAREST); } //set the vtk output property to true, makes sure that no unneeded mitk image convertion //is done. localStorage->m_Reslicer->SetVtkOutputRequest(true); //Thickslicing int thickSlicesMode = 0; int thickSlicesNum = 1; // Thick slices parameters if( input->GetPixelType().GetNumberOfComponents() == 1 ) // for now only single component are allowed { DataNode *dn=renderer->GetCurrentWorldPlaneGeometryNode(); if(dn) { ResliceMethodProperty *resliceMethodEnumProperty=0; if( dn->GetProperty( resliceMethodEnumProperty, "reslice.thickslices" ) && resliceMethodEnumProperty ) thickSlicesMode = resliceMethodEnumProperty->GetValueAsId(); IntProperty *intProperty=0; if( dn->GetProperty( intProperty, "reslice.thickslices.num" ) && intProperty ) { thickSlicesNum = intProperty->GetValue(); if(thickSlicesNum < 1) thickSlicesNum=1; if(thickSlicesNum > 10) thickSlicesNum=10; } } else { MITK_WARN << "no associated widget plane data tree node found"; } } const PlaneGeometry *planeGeometry = dynamic_cast< const PlaneGeometry * >( worldGeometry ); if(thickSlicesMode > 0) { double dataZSpacing = 1.0; Vector3D normInIndex, normal; if ( planeGeometry != NULL ){ normal = planeGeometry->GetNormal(); }else{ const mitk::AbstractTransformGeometry* abstractGeometry = dynamic_cast< const AbstractTransformGeometry * >(worldGeometry); if(abstractGeometry != NULL) normal = abstractGeometry->GetPlane()->GetNormal(); else return; //no fitting geometry set } normal.Normalize(); input->GetTimeGeometry()->GetGeometryForTimeStep( this->GetTimestep() )->WorldToIndex( normal, normInIndex ); dataZSpacing = 1.0 / normInIndex.GetNorm(); localStorage->m_Reslicer->SetOutputDimensionality( 3 ); localStorage->m_Reslicer->SetOutputSpacingZDirection(dataZSpacing); localStorage->m_Reslicer->SetOutputExtentZDirection( -thickSlicesNum, 0+thickSlicesNum ); // Do the reslicing. Modified() is called to make sure that the reslicer is // executed even though the input geometry information did not change; this // is necessary when the input /em data, but not the /em geometry changes. localStorage->m_TSFilter->SetThickSliceMode( thickSlicesMode-1 ); localStorage->m_TSFilter->SetInputData( localStorage->m_Reslicer->GetVtkOutput() ); //vtkFilter=>mitkFilter=>vtkFilter update mechanism will fail without calling manually localStorage->m_Reslicer->Modified(); localStorage->m_Reslicer->Update(); localStorage->m_TSFilter->Modified(); localStorage->m_TSFilter->Update(); localStorage->m_ReslicedImage = localStorage->m_TSFilter->GetOutput(); } else { //this is needed when thick mode was enable bevore. These variable have to be reset to default values localStorage->m_Reslicer->SetOutputDimensionality( 2 ); localStorage->m_Reslicer->SetOutputSpacingZDirection(1.0); localStorage->m_Reslicer->SetOutputExtentZDirection( 0, 0 ); localStorage->m_Reslicer->Modified(); //start the pipeline with updating the largest possible, needed if the geometry of the input has changed localStorage->m_Reslicer->UpdateLargestPossibleRegion(); localStorage->m_ReslicedImage = localStorage->m_Reslicer->GetVtkOutput(); } // Bounds information for reslicing (only reuqired if reference geometry // is present) //this used for generating a vtkPLaneSource with the right size double sliceBounds[6]; for ( int i = 0; i < 6; ++i ) { sliceBounds[i] = 0.0; } localStorage->m_Reslicer->GetClippedPlaneBounds(sliceBounds); //get the spacing of the slice localStorage->m_mmPerPixel = localStorage->m_Reslicer->GetOutputSpacing(); // calculate minimum bounding rect of IMAGE in texture { double textureClippingBounds[6]; for ( int i = 0; i < 6; ++i ) { textureClippingBounds[i] = 0.0; } // Calculate the actual bounds of the transformed plane clipped by the // dataset bounding box; this is required for drawing the texture at the // correct position during 3D mapping. mitk::PlaneClipping::CalculateClippedPlaneBounds( input->GetGeometry(), planeGeometry, textureClippingBounds ); textureClippingBounds[0] = static_cast< int >( textureClippingBounds[0] / localStorage->m_mmPerPixel[0] + 0.5 ); textureClippingBounds[1] = static_cast< int >( textureClippingBounds[1] / localStorage->m_mmPerPixel[0] + 0.5 ); textureClippingBounds[2] = static_cast< int >( textureClippingBounds[2] / localStorage->m_mmPerPixel[1] + 0.5 ); textureClippingBounds[3] = static_cast< int >( textureClippingBounds[3] / localStorage->m_mmPerPixel[1] + 0.5 ); //clipping bounds for cutting the image localStorage->m_LevelWindowFilter->SetClippingBounds(textureClippingBounds); } //get the number of scalar components to distinguish between different image types int numberOfComponents = localStorage->m_ReslicedImage->GetNumberOfScalarComponents(); //get the binary property bool binary = false; bool binaryOutline = false; datanode->GetBoolProperty( "binary", binary, renderer ); if(binary) //binary image { datanode->GetBoolProperty( "outline binary", binaryOutline, renderer ); if(binaryOutline) //contour rendering { if ( input->GetPixelType().GetBpe() <= 8 ) { //generate contours/outlines localStorage->m_OutlinePolyData = CreateOutlinePolyData(renderer); float binaryOutlineWidth(1.0); if ( datanode->GetFloatProperty( "outline width", binaryOutlineWidth, renderer ) ) { if ( localStorage->m_Actors->GetNumberOfPaths() > 1 ) { float binaryOutlineShadowWidth(1.5); datanode->GetFloatProperty( "outline shadow width", binaryOutlineShadowWidth, renderer ); dynamic_cast<vtkActor*>(localStorage->m_Actors->GetParts()->GetItemAsObject(0)) ->GetProperty()->SetLineWidth( binaryOutlineWidth * binaryOutlineShadowWidth ); } localStorage->m_Actor->GetProperty()->SetLineWidth( binaryOutlineWidth ); } } else { binaryOutline = false; this->ApplyLookuptable(renderer); MITK_WARN << "Type of all binary images should be (un)signed char. Outline does not work on other pixel types!"; } } else //standard binary image { if(numberOfComponents != 1) { MITK_ERROR << "Rendering Error: Binary Images with more then 1 component are not supported!"; } } } this->ApplyOpacity( renderer ); this->ApplyRenderingMode(renderer); // do not use a VTK lookup table (we do that ourselves in m_LevelWindowFilter) localStorage->m_Texture->MapColorScalarsThroughLookupTableOff(); int displayedComponent = 0; if (datanode->GetIntProperty("Image.Displayed Component", displayedComponent, renderer) && numberOfComponents > 1) { localStorage->m_VectorComponentExtractor->SetComponents(displayedComponent); localStorage->m_VectorComponentExtractor->SetInputData(localStorage->m_ReslicedImage); localStorage->m_LevelWindowFilter->SetInputConnection(localStorage->m_VectorComponentExtractor->GetOutputPort(0)); } else { //connect the input with the levelwindow filter localStorage->m_LevelWindowFilter->SetInputData(localStorage->m_ReslicedImage); } // check for texture interpolation property bool textureInterpolation = false; GetDataNode()->GetBoolProperty( "texture interpolation", textureInterpolation, renderer ); //set the interpolation modus according to the property localStorage->m_Texture->SetInterpolate(textureInterpolation); // connect the texture with the output of the levelwindow filter localStorage->m_Texture->SetInputConnection(localStorage->m_LevelWindowFilter->GetOutputPort()); this->TransformActor( renderer ); vtkActor* contourShadowActor = dynamic_cast<vtkActor*> (localStorage->m_Actors->GetParts()->GetItemAsObject(0)); if(binary && binaryOutline) //connect the mapper with the polyData which contains the lines { //We need the contour for the binary outline property as actor localStorage->m_Mapper->SetInputData(localStorage->m_OutlinePolyData); localStorage->m_Actor->SetTexture(NULL); //no texture for contours bool binaryOutlineShadow( false ); datanode->GetBoolProperty( "outline binary shadow", binaryOutlineShadow, renderer ); if ( binaryOutlineShadow ) contourShadowActor->SetVisibility( true ); else contourShadowActor->SetVisibility( false ); } else { //Connect the mapper with the input texture. This is the standard case. //setup the textured plane this->GeneratePlane( renderer, sliceBounds ); //set the plane as input for the mapper localStorage->m_Mapper->SetInputConnection(localStorage->m_Plane->GetOutputPort()); //set the texture for the actor localStorage->m_Actor->SetTexture(localStorage->m_Texture); contourShadowActor->SetVisibility( false ); } // We have been modified => save this for next Update() localStorage->m_LastUpdateTime.Modified(); }