From ce7d718b88d08f559ca8328b335c4fe8fbfb9b9a Mon Sep 17 00:00:00 2001 From: Leonardo Florez-Valencia Date: Mon, 2 Nov 2015 18:40:30 -0500 Subject: [PATCH] Binary image visualization improved. --- appli/examples/example_HandleWidget.cxx | 7 +- appli/examples/example_SeedWidget.cxx | 5 +- appli/examples/example_SphereWidget.cxx | 7 +- appli/examples/example_Test_Memento.cxx | 3 +- appli/examples/example_View2DImage.cxx | 34 +- .../Visualization/ImageBlender.cxx | 269 ++++--- lib/cpExtensions/Visualization/ImageBlender.h | 6 + .../Visualization/ImageSliceActors.cxx | 656 ++++++------------ .../Visualization/ImageSliceActors.h | 39 +- lib/cpExtensions/Visualization/MPRActors.cxx | 230 ++---- lib/cpExtensions/Visualization/MPRActors.h | 7 +- 11 files changed, 487 insertions(+), 776 deletions(-) diff --git a/appli/examples/example_HandleWidget.cxx b/appli/examples/example_HandleWidget.cxx index 2cce131..69bc309 100644 --- a/appli/examples/example_HandleWidget.cxx +++ b/appli/examples/example_HandleWidget.cxx @@ -94,15 +94,16 @@ int main( int argc, char* argv[] ) // Create slice actors vtkSmartPointer< TSliceActors > image_actors = vtkSmartPointer< TSliceActors >::New( ); - image_actors->AddInputData( image->GetVTK< vtkImageData >( ), 2 ); + image_actors->AddInputData( image->GetVTK< vtkImageData >( ) ); + image_actors->SetAxis( 2 ); image_actors->PushActorsInto( window ); vtkSmartPointer< vtkImageActorPointPlacer > placer = vtkSmartPointer< vtkImageActorPointPlacer >::New( ); - placer->SetImageActor( image_actors->GetImageActor( 0 ) ); + placer->SetImageActor( image_actors->GetImageActor( ) ); double bnds[ 6 ]; - image_actors->GetImageActor( 0 )->GetDisplayBounds( bnds ); + image_actors->GetImageActor( )->GetDisplayBounds( bnds ); double pos[] = { bnds[ 0 ], bnds[ 2 ], bnds[ 4 ] }; vtkSmartPointer< vtkPointHandleRepresentation3D > rep = diff --git a/appli/examples/example_SeedWidget.cxx b/appli/examples/example_SeedWidget.cxx index d1e776e..3853f23 100644 --- a/appli/examples/example_SeedWidget.cxx +++ b/appli/examples/example_SeedWidget.cxx @@ -96,12 +96,13 @@ int main( int argc, char* argv[] ) // Create slice actors vtkSmartPointer< TSliceActors > image_actors = vtkSmartPointer< TSliceActors >::New( ); - image_actors->AddInputData( image->GetVTK< vtkImageData >( ), 2 ); + image_actors->AddInputData( image->GetVTK< vtkImageData >( ) ); + image_actors->SetAxis( 2 ); image_actors->PushActorsInto( window ); vtkSmartPointer< vtkImageActorPointPlacer > placer = vtkSmartPointer< vtkImageActorPointPlacer >::New( ); - placer->SetImageActor( image_actors->GetImageActor( 0 ) ); + placer->SetImageActor( image_actors->GetImageActor( ) ); // Create the widget and its representation vtkSmartPointer< vtkPointHandleRepresentation3D > handle = diff --git a/appli/examples/example_SphereWidget.cxx b/appli/examples/example_SphereWidget.cxx index 6ba1e5e..4079b3a 100644 --- a/appli/examples/example_SphereWidget.cxx +++ b/appli/examples/example_SphereWidget.cxx @@ -94,12 +94,13 @@ int main(int argc, char* argv[]) // Create slice actors vtkSmartPointer< TSliceActors > image_actors = vtkSmartPointer< TSliceActors >::New(); - image_actors->AddInputData(image->GetVTK< vtkImageData >(), 2); + image_actors->AddInputData(image->GetVTK< vtkImageData >()); + image_actors->SetAxis(2); image_actors->PushActorsInto(window); vtkSmartPointer< vtkImageActorPointPlacer > placer = vtkSmartPointer< vtkImageActorPointPlacer >::New(); - placer->SetImageActor(image_actors->GetImageActor(0)); + placer->SetImageActor(image_actors->GetImageActor()); // Create a sphere widget vtkSmartPointer sphereWidget = @@ -118,4 +119,4 @@ int main(int argc, char* argv[]) interactor->Start(); return(0); -} \ No newline at end of file +} diff --git a/appli/examples/example_Test_Memento.cxx b/appli/examples/example_Test_Memento.cxx index 7cbd37a..7a16d69 100644 --- a/appli/examples/example_Test_Memento.cxx +++ b/appli/examples/example_Test_Memento.cxx @@ -140,7 +140,8 @@ int main(int argc, char* argv[]) vtkSmartPointer< TSliceActors > image_actors = vtkSmartPointer< TSliceActors >::New(); //image_actors->AddInputData(image->GetVTK< vtkImageData >(), 2); - image_actors->AddInputData(retrievedImage, 2); + image_actors->AddInputData(retrievedImage); + image_actors->SetAxis(2); image_actors->PushActorsInto(window); // Begin interaction diff --git a/appli/examples/example_View2DImage.cxx b/appli/examples/example_View2DImage.cxx index ea0554d..fcf1314 100644 --- a/appli/examples/example_View2DImage.cxx +++ b/appli/examples/example_View2DImage.cxx @@ -12,11 +12,6 @@ #include - -#include -#include - - // ------------------------------------------------------------------------- typedef cpPlugins::Interface::Interface TInterface; typedef cpPlugins::Interface::ProcessObject TProcessObject; @@ -100,35 +95,10 @@ int main( int argc, char* argv[] ) // Create slice actors vtkSmartPointer< TSliceActors > image_actors = vtkSmartPointer< TSliceActors >::New( ); - image_actors->AddInputData( image->GetVTK< vtkImageData >( ), 2 ); + image_actors->AddInputData( image->GetVTK< vtkImageData >( ) ); + image_actors->SetAxis( 2 ); image_actors->PushActorsInto( window ); - - - - - vtkImageData* vimage = image->GetVTK< vtkImageData >( ); - double range[ 2 ]; - vimage->GetScalarRange( range ); - - vtkSmartPointer< cpExtensions::Visualization::ImageBlender > blender = - vtkSmartPointer< cpExtensions::Visualization::ImageBlender >::New( ); - blender->AddInputData( vimage ); - blender->SetWindow( range[ 1 ] - range[ 0 ] ); - blender->SetLevel( ( range[ 1 ] + range[ 0 ] ) / double( 2 ) ); - blender->Update( ); - - std::cout << blender->GetWindow( ) << " " << blender->GetLevel( ) << std::endl; - - vtkSmartPointer< vtkPNGWriter > writer = - vtkSmartPointer< vtkPNGWriter >::New( ); - writer->SetInputConnection( blender->GetOutputPort( ) ); - writer->SetFileName( "leo_actor.png" ); - writer->Write( ); - - return( 0 ); - - // Activate seed widget if( argc == 4 ) { diff --git a/lib/cpExtensions/Visualization/ImageBlender.cxx b/lib/cpExtensions/Visualization/ImageBlender.cxx index 3d90d58..6714d55 100644 --- a/lib/cpExtensions/Visualization/ImageBlender.cxx +++ b/lib/cpExtensions/Visualization/ImageBlender.cxx @@ -1,5 +1,8 @@ #include +#include +#include + #include #include #include @@ -33,6 +36,13 @@ PrintSelf( std::ostream& os, vtkIndent indent ) << std::endl; } +// ------------------------------------------------------------------------- +unsigned int cpExtensions::Visualization::ImageBlender:: +GetNumberOfImages( ) const +{ + return( ( const_cast< Self* >( this ) )->GetNumberOfInputConnections( 0 ) ); +} + // ------------------------------------------------------------------------- const double& cpExtensions::Visualization::ImageBlender:: GetMaxWindow( ) const @@ -124,7 +134,11 @@ GetColor( b = c->second.B; } else - r = g = b = double( 1 ); + { + r = double( 1 ); + g = b = double( 0 ); + + } // fi } // ------------------------------------------------------------------------- @@ -168,10 +182,49 @@ RequestInformation( vtkInformationVector* outputVector ) { + // Check number of inputs int numInputs = this->GetNumberOfInputConnections( 0 ); if( numInputs == 0 ) return( 0 ); + // Get input image + vtkInformation* inInfo = inputVector[ 0 ]->GetInformationObject( 0 ); + if( inInfo == NULL ) + return( 0 ); + vtkImageData* inData = vtkImageData::SafeDownCast( + inInfo->Get( vtkDataObject::DATA_OBJECT( ) ) + ); + if( inData == NULL ) + return( 0 ); + + // Configure buffer extent + inData->GetExtent( this->m_Extent ); + this->m_Extent[ 1 ] -= this->m_Extent[ 0 ]; + this->m_Extent[ 3 ] -= this->m_Extent[ 2 ]; + this->m_Extent[ 5 ] -= this->m_Extent[ 4 ]; + this->m_Extent[ 1 ] += 1; + this->m_Extent[ 3 ] += 1; + this->m_Extent[ 5 ] += 1; + + // Configure window/level + double range[ 2 ]; + inData->GetScalarRange( range ); + this->m_MaxWindow = range[ 1 ] - range[ 0 ]; + this->m_MinWindow = this->m_MaxWindow * double( 1e-2 ); + this->m_MinLevel = range[ 0 ]; + this->m_MaxLevel = range[ 1 ]; + if( this->m_Window < this->m_MinWindow ) + this->m_Window = this->m_MinWindow; + if( this->m_Window > this->m_MaxWindow ) + this->m_Window = this->m_MaxWindow; + if( this->m_Level < this->m_MinLevel ) + this->m_Level = this->m_MinLevel; + if( this->m_Level > this->m_MaxLevel ) + this->m_Level = this->m_MaxLevel; + this->m_WLSlope = double( 1 ) / this->m_Window; + this->m_WLOffset = double( 0.5 ) - ( this->m_Level / this->m_Window ); + + // Configure output type vtkDataObject::SetPointDataActiveScalarInfo( outputVector->GetInformationObject( 0 ), VTK_UNSIGNED_CHAR, 4 @@ -227,25 +280,6 @@ ThreadedRequestData( } // rof - // Initialize window/level - vtkImageData* main_image = inData[ 0 ][ 0 ]; - double range[ 2 ]; - main_image->GetScalarRange( range ); - this->m_MaxWindow = range[ 1 ] - range[ 0 ]; - this->m_MinWindow = this->m_MaxWindow * double( 1e-2 ); - this->m_MinLevel = range[ 0 ]; - this->m_MaxLevel = range[ 1 ]; - - // Update window/level - if( this->m_Window < this->m_MinWindow ) - this->m_Window = this->m_MinWindow; - if( this->m_Window > this->m_MaxWindow ) - this->m_Window = this->m_MaxWindow; - if( this->m_Level < this->m_MinLevel ) - this->m_Level = this->m_MinLevel; - if( this->m_Level > this->m_MaxLevel ) - this->m_Level = this->m_MaxLevel; - // Real update this->_GenerateData( inData[ 0 ], numInputs, outData[ 0 ], outExt, id ); } @@ -258,6 +292,44 @@ FillInputPortInformation( int i, vtkInformation* info ) return( this->Superclass::FillInputPortInformation( i, info ) ); } + +// ------------------------------------------------------------------------- +#define cpExtensions_ImageBlender_Type( O, V, T, B ) \ + O V = O( 0 ); \ + switch( T ) \ + { \ + case VTK_CHAR: \ + V = O( *( reinterpret_cast< char* >( B ) ) ); \ + break; \ + case VTK_SHORT: \ + V = O( *( reinterpret_cast< short* >( B ) ) ); \ + break; \ + case VTK_INT: \ + V = O( *( reinterpret_cast< int* >( B ) ) ); \ + break; \ + case VTK_LONG: \ + V = O( *( reinterpret_cast< long* >( B ) ) ); \ + break; \ + case VTK_UNSIGNED_CHAR: \ + V = O( *( reinterpret_cast< unsigned char* >( B ) ) ); \ + break; \ + case VTK_UNSIGNED_SHORT: \ + V = O( *( reinterpret_cast< unsigned short* >( B ) ) ); \ + break; \ + case VTK_UNSIGNED_INT: \ + V = O( *( reinterpret_cast< unsigned int* >( B ) ) ); \ + break; \ + case VTK_UNSIGNED_LONG: \ + V = O( *( reinterpret_cast< unsigned long* >( B ) ) ); \ + break; \ + case VTK_FLOAT: \ + V = O( *( reinterpret_cast< float* >( B ) ) ); \ + break; \ + case VTK_DOUBLE: \ + V = O( *( reinterpret_cast< double* >( B ) ) ); \ + break; \ + } + // ------------------------------------------------------------------------- void cpExtensions::Visualization::ImageBlender:: _GenerateData( @@ -268,99 +340,80 @@ _GenerateData( int id ) { - vtkImageIterator< unsigned char > inItsFast[ 256 ]; - unsigned char* inSIFast[ 256 ]; - vtkImageProgressIterator< unsigned char > outIt( outData, outExt, this, id ); - - /* - double *weights = - static_cast(this->GetWeights())->GetPointer(0); - double totalWeight = this->CalculateTotalWeight(); - int normalize = this->GetNormalizeByWeight(); - */ - - vtkImageIterator< unsigned char > *inIts; - unsigned char** inSI; - if( numInputs < 256 ) - { - inIts = inItsFast; - inSI = inSIFast; - } - else + static const double _0 = double( 0 ); + static const double _1 = double( 1 ); + static const double _255 = double( 255 ); + + unsigned char* mBuffer = + reinterpret_cast< unsigned char* >( inDatas[ 0 ]->GetScalarPointer( ) ); + unsigned char* oBuffer = + reinterpret_cast< unsigned char* >( outData->GetScalarPointer( ) ); + int mType = inDatas[ 0 ]->GetScalarType( ); + int mSize = inDatas[ 0 ]->GetScalarSize( ); + + double r, g, b, a; + int e13 = this->m_Extent[ 1 ] * this->m_Extent[ 3 ]; + for( int k = outExt[ 4 ]; k <= outExt[ 5 ]; ++k ) { - inIts = new vtkImageIterator< unsigned char >[ numInputs ]; - inSI = new unsigned char*[ numInputs ]; - - } // fi - - // Loop through all input ImageData to initialize iterators - for( int i = 0; i < numInputs; ++i ) - inIts[ i ].Initialize( inDatas[ i ], outExt ); - - // Loop through output pixels - double m = double( 1 ) / this->m_Window; - double c = double( 0.5 ) - ( this->m_Level / this->m_Window ); - while( !outIt.IsAtEnd( ) ) - { - // Prepare all iterators - for( int j = 0; j < numInputs; ++j ) - inSI[ j ] = inIts[ j ].BeginSpan( ); - unsigned char* outSI = outIt.BeginSpan( ); - unsigned char* outSIEnd = outIt.EndSpan( ); - - // Pixel operation - while( outSI != outSIEnd ) + int dk = ( k - this->m_Extent[ 4 ] ) * e13; + for( int j = outExt[ 2 ]; j <= outExt[ 3 ]; ++j ) { - // Window/Level value from main image - double wl = ( *inSI[ 0 ] * m ) + c; - if( wl < double( 0 ) ) wl = double( 0 ); - if( wl > double( 1 ) ) wl = double( 1 ); - - // Prepare color values - double r = wl; - double g = wl; - double b = wl; - double a = double( 1 ); - - /* - double sum = 0.; - for(int k=0; k < numInputs; ++k) - { - sum += weights[k] * *inSI[k]; - } - */ - - r *= double( 255 ); - g *= double( 255 ); - b *= double( 255 ); - a *= double( 255 ); - - // Assign RGBA value - *outSI = static_cast< unsigned char >( r ); outSI++; - *outSI = static_cast< unsigned char >( g ); outSI++; - *outSI = static_cast< unsigned char >( b ); outSI++; - *outSI = static_cast< unsigned char >( a ); outSI++; - - // Advance inputs - for( int l = 0; l < numInputs; ++l ) - inSI[ l ]++; - - } // elihw - - // Advance all iterators - for( int j = 0; j < numInputs; ++j ) - inIts[ j ].NextSpan( ); - outIt.NextSpan( ); + int dj = ( ( j - this->m_Extent[ 2 ] ) * this->m_Extent[ 3 ] ) + dk; + for( int i = outExt[ 0 ]; i <= outExt[ 1 ]; ++i ) + { + int di = ( i - this->m_Extent[ 0 ] ) + dj; + + // Get main value + cpExtensions_ImageBlender_Type( + double, v, mType, mBuffer + ( di * mSize ) + ); + v *= this->m_WLSlope; + v += this->m_WLOffset; + if( v < _0 ) v = _0; + if( v > _1 ) v = _1; - } // elihw + // Prepare color + r = g = b = v; + a = _1; - // Free auxiliary buffers - if( numInputs >= 256 ) - { - delete [] inIts; - delete [] inSI; + // Blend colors + for( int i = 1; i < numInputs; ++i ) + { + unsigned char* cBuffer = + reinterpret_cast< unsigned char* >( + inDatas[ i ]->GetScalarPointer( ) + ); + int cType = inDatas[ i ]->GetScalarType( ); + int cSize = inDatas[ i ]->GetScalarSize( ); + cpExtensions_ImageBlender_Type( + double, c, cType, cBuffer + ( di * cSize ) + ); + if( c > double( 0 ) ) + { + double cr, cg, cb; + this->GetColor( i, cr, cg, cb ); + double n = std::sqrt( ( cr * cr ) + ( cg * cg ) + ( cb * cb ) ); + r *= cr * n; + g *= cg * n; + b *= cb * n; + a = _1; + + } // fi + + } // rof + + // Update color + int di4 = di << 2; + oBuffer[ di4 + 0 ] = static_cast< unsigned char >( r * _255 ); + oBuffer[ di4 + 1 ] = static_cast< unsigned char >( g * _255 ); + oBuffer[ di4 + 2 ] = static_cast< unsigned char >( b * _255 ); + oBuffer[ di4 + 3 ] = static_cast< unsigned char >( a * _255 ); + + } // rof + + } // rof - } // fi + } // rof } // eof - $RCSfile$ diff --git a/lib/cpExtensions/Visualization/ImageBlender.h b/lib/cpExtensions/Visualization/ImageBlender.h index b74b51a..6ba1a43 100644 --- a/lib/cpExtensions/Visualization/ImageBlender.h +++ b/lib/cpExtensions/Visualization/ImageBlender.h @@ -23,6 +23,8 @@ namespace cpExtensions static Self* New( ); void PrintSelf( std::ostream& os, vtkIndent indent ); + unsigned int GetNumberOfImages( ) const; + const double& GetMaxWindow( ) const; const double& GetMaxLevel( ) const; const double& GetMinWindow( ) const; @@ -101,6 +103,10 @@ namespace cpExtensions double m_MinLevel; double m_Window; double m_Level; + + int m_Extent[ 6 ]; + double m_WLSlope; + double m_WLOffset; }; } // ecapseman diff --git a/lib/cpExtensions/Visualization/ImageSliceActors.cxx b/lib/cpExtensions/Visualization/ImageSliceActors.cxx index 4d20994..ee4947e 100644 --- a/lib/cpExtensions/Visualization/ImageSliceActors.cxx +++ b/lib/cpExtensions/Visualization/ImageSliceActors.cxx @@ -1,23 +1,18 @@ #include -#include #include #include #include #include #include -#include -#include #include #include #include #include #include #include -#include #include -#include // ------------------------------------------------------------------------- cpExtensions::Visualization::ImageSliceActors* @@ -27,97 +22,121 @@ New( ) return( new Self( ) ); } +// ------------------------------------------------------------------------- +cpExtensions::Visualization:: +ImageBlender* cpExtensions::Visualization::ImageSliceActors:: +GetBlender( ) +{ + return( this->m_ImageBlender ); +} + +// ------------------------------------------------------------------------- +const cpExtensions::Visualization:: +ImageBlender* cpExtensions::Visualization::ImageSliceActors:: +GetBlender( ) const +{ + return( this->m_ImageBlender ); +} + +// ------------------------------------------------------------------------- +void cpExtensions::Visualization::ImageSliceActors:: +SetBlender( ImageBlender* blender ) +{ + this->m_ImageBlender = blender; + + // Create mapper and actors + this->m_ImageMapper = vtkSmartPointer< vtkImageSliceMapper >::New( ); + this->m_ImageMapper->SetInputConnection( + this->m_ImageBlender->GetOutputPort( ) + ); + this->m_ImageMapper->SetOrientation( 0 ); + this->m_ImageMapper->Update( ); + + // Create actor + this->m_ImageActor = vtkSmartPointer< vtkImageActor >::New( ); + this->m_ImageActor->SetMapper( this->m_ImageMapper ); + this->m_ImageActor->SetInterpolate( this->m_Interpolate ); + this->m_ImageActor->Modified( ); + + if( this->m_Style.GetPointer( ) != NULL ) + this->m_Style->AssociateImageActor( this->m_ImageActor ); + this->AddItem( this->m_ImageActor ); + + this->SetSliceNumber( this->GetSliceNumberMinValue( ) ); + this->ResetCursor( ); + this->Modified( ); +} + +// ------------------------------------------------------------------------- +void cpExtensions::Visualization::ImageSliceActors:: +SetAxis( int axis ) +{ + this->m_ImageMapper->SetOrientation( axis ); + this->m_ImageMapper->Update( ); + this->SetSliceNumber( this->GetSliceNumberMinValue( ) ); + this->m_ImageActor->Modified( ); + this->Modified( ); + this->ResetCamera( ); +} + // ------------------------------------------------------------------------- void cpExtensions::Visualization::ImageSliceActors:: -AddInputConnection( vtkAlgorithmOutput* aout, int axis ) +AddInputConnection( vtkAlgorithmOutput* aout ) { // Get input vtkImageData if( aout == NULL ) return; - vtkAlgorithm* producer = aout->GetProducer( ); - vtkImageData* data = dynamic_cast< vtkImageData* >( - producer->GetOutputDataObject( aout->GetIndex( ) ) - ); - if( data == NULL ) - return; - // Try to infere if input comes from a color mapping filter - vtkImageMapToColors* new_map = - dynamic_cast< vtkImageMapToColors* >( producer ); - if( new_map == NULL ) + if( this->m_ImageBlender.GetPointer( ) == NULL ) { - // Configure LUT, if possible (NULL is returned if not) - this->_ConfigureNewLUT( data ); - new_map = *( this->m_ImageMaps.rbegin( ) ); - if( new_map != NULL ) + // Try to infere if input comes from a color mapping filter + vtkAlgorithm* producer = aout->GetProducer( ); + vtkSmartPointer< ImageBlender > blender = + dynamic_cast< ImageBlender* >( producer ); + if( blender.GetPointer( ) == NULL ) { - new_map->SetInputConnection( aout ); - new_map->Update( ); + // Ok, create a new blender with default window level + vtkImageData* data = dynamic_cast< vtkImageData* >( + producer->GetOutputDataObject( aout->GetIndex( ) ) + ); + double r[ 2 ]; + data->GetScalarRange( r ); + + blender = vtkSmartPointer< ImageBlender >::New( ); + blender->AddInputConnection( aout ); + blender->SetWindow( r[ 1 ] - r[ 0 ] ); + blender->SetLevel( ( r[ 1 ] + r[ 0 ] ) / double( 2 ) ); } // fi + this->SetBlender( blender ); } else - this->m_ImageMaps.push_back( new_map ); - - // Update window level values - if( new_map != NULL ) - { - double range[ 2 ]; - dynamic_cast< vtkImageData* >( new_map->GetInput( ) )-> - GetScalarRange( range ); - this->m_MinWindow = double( 0 ); - this->m_MaxWindow = range[ 1 ] - range[ 0 ]; - this->m_MinLevel = range[ 0 ]; - this->m_MaxLevel = range[ 1 ]; - - } // fi - - // Create mapper and actors - vtkSmartPointer< vtkImageSliceMapper > mapper = - vtkSmartPointer< vtkImageSliceMapper >::New( ); - if( new_map != NULL ) - mapper->SetInputConnection( new_map->GetOutputPort( ) ); - else - mapper->SetInputConnection( aout ); - this->m_SliceMappers.push_back( mapper ); - this->_ConfigureNewInput( axis ); + this->m_ImageBlender->AddInputConnection( aout ); } // ------------------------------------------------------------------------- void cpExtensions::Visualization::ImageSliceActors:: -AddInputData( vtkImageData* data, int axis ) +AddInputData( vtkImageData* data ) { - // Update window level values - if( this->m_ImageMaps.size( ) == 0 ) - { - double range[ 2 ]; - data->GetScalarRange( range ); - this->m_MinWindow = double( 0 ); - this->m_MaxWindow = range[ 1 ] - range[ 0 ]; - this->m_MinLevel = range[ 0 ]; - this->m_MaxLevel = range[ 1 ]; - - } // fi + // Get input vtkImageData + if( data == NULL ) + return; - // Configure LUT, if possible (NULL is returned if not) - this->_ConfigureNewLUT( data ); - vtkImageMapToColors* new_map = *( this->m_ImageMaps.rbegin( ) ); - if( new_map != NULL ) + if( this->m_ImageBlender.GetPointer( ) == NULL ) { - new_map->SetInputData( data ); - new_map->Update( ); - - } // fi - - // Create mapper and actors - vtkSmartPointer< vtkImageSliceMapper > mapper = - vtkSmartPointer< vtkImageSliceMapper >::New( ); - if( new_map != NULL ) - mapper->SetInputConnection( new_map->GetOutputPort( ) ); + // Create a new blender with default window level + double r[ 2 ]; + data->GetScalarRange( r ); + + vtkSmartPointer< ImageBlender > blender = + vtkSmartPointer< ImageBlender >::New( ); + blender->AddInputData( data ); + blender->SetWindow( r[ 1 ] - r[ 0 ] ); + blender->SetLevel( ( r[ 1 ] + r[ 0 ] ) / double( 2 ) ); + this->SetBlender( blender ); + } else - mapper->SetInputData( data ); - this->m_SliceMappers.push_back( mapper ); - this->_ConfigureNewInput( axis ); + this->m_ImageBlender->AddInputData( data ); } // ------------------------------------------------------------------------- @@ -125,10 +144,6 @@ void cpExtensions::Visualization::ImageSliceActors:: Clear( ) { // Reset values - this->m_MinWindow = double( 0 ); - this->m_MaxWindow = double( 0 ); - this->m_MinLevel = double( 0 ); - this->m_MaxLevel = double( 0 ); this->m_VisibleExtent[ 0 ] = this->m_VisibleExtent[ 2 ] = this->m_VisibleExtent[ 4 ] = -1; @@ -146,9 +161,9 @@ Clear( ) this->RemoveAllItems( ); // Delete all images - this->m_ImageMaps.clear( ); - this->m_SliceMappers.clear( ); - this->m_ImageActors.clear( ); + this->m_ImageActor = NULL; + this->m_ImageMapper = NULL; + this->m_ImageBlender = NULL; // Reconfigure unique objects this->m_Cursor = vtkSmartPointer< vtkPolyData >::New( ); @@ -293,22 +308,26 @@ GetStyle( ) const vtkImageData* cpExtensions::Visualization::ImageSliceActors:: GetInputImage( unsigned int id ) { - vtkAlgorithmOutput* aout = this->m_ImageMaps[ id ]->GetOutputPort( ); - vtkImageData* image = dynamic_cast< vtkImageData* >( - aout->GetProducer( )->GetOutputDataObject( aout->GetIndex( ) ) - ); - return( image ); + if( this->m_ImageBlender.GetPointer( ) != NULL ) + return( + dynamic_cast< vtkImageData* >( this->m_ImageBlender->GetInput( id ) ) + ); + else + return( NULL ); } // ------------------------------------------------------------------------- const vtkImageData* cpExtensions::Visualization::ImageSliceActors:: GetInputImage( unsigned int id ) const { - vtkAlgorithmOutput* aout = this->m_ImageMaps[ id ]->GetOutputPort( ); - const vtkImageData* image = dynamic_cast< const vtkImageData* >( - aout->GetProducer( )->GetOutputDataObject( aout->GetIndex( ) ) - ); - return( image ); + if( this->m_ImageBlender.GetPointer( ) != NULL ) + return( + dynamic_cast< const vtkImageData* >( + this->m_ImageBlender->GetInput( ) + ) + ); + else + return( NULL ); } // ------------------------------------------------------------------------- @@ -360,8 +379,8 @@ PushActorsInto( vtkRenderWindow* window, bool force_style ) } else // if( axis == 2 ) { - camera->SetPosition( double( 0 ), double( 0 ), double( -1 ) ); - camera->SetViewUp ( double( 0 ), double( -1 ), double( 0 ) ); + camera->SetPosition( double( 0 ), double( 0 ), double( 1 ) ); + camera->SetViewUp ( double( 0 ), double( -1 ), double( 0 ) ); } // fi @@ -391,31 +410,18 @@ PopActorsFrom( vtkRenderWindow* window ) rwi->Render( ); } -// ------------------------------------------------------------------------- -unsigned int cpExtensions::Visualization::ImageSliceActors:: -GetNumberOfImageActors( ) const -{ - return( this->m_ImageActors.size( ) ); -} - // ------------------------------------------------------------------------- vtkImageActor* cpExtensions::Visualization::ImageSliceActors:: -GetImageActor( unsigned int id ) +GetImageActor( ) { - if( id < this->m_ImageActors.size( ) ) - return( this->m_ImageActors[ id ] ); - else - return( NULL ); + return( this->m_ImageActor ); } // ------------------------------------------------------------------------- const vtkImageActor* cpExtensions::Visualization::ImageSliceActors:: -GetImageActor( unsigned int id ) const +GetImageActor( ) const { - if( id < this->m_ImageActors.size( ) ) - return( this->m_ImageActors[ id ] ); - else - return( NULL ); + return( this->m_ImageActor ); } // ------------------------------------------------------------------------- @@ -450,14 +456,20 @@ GetPlaneActor( ) const vtkPlane* cpExtensions::Visualization::ImageSliceActors:: GetPlaneFunction( ) { - return( this->m_SliceMappers[ 0 ]->GetSlicePlane( ) ); + if( this->m_ImageMapper.GetPointer( ) != NULL ) + return( this->m_ImageMapper->GetSlicePlane( ) ); + else + return( NULL ); } // ------------------------------------------------------------------------- const vtkPlane* cpExtensions::Visualization::ImageSliceActors:: GetPlaneFunction( ) const { - return( this->m_SliceMappers[ 0 ]->GetSlicePlane( ) ); + if( this->m_ImageMapper.GetPointer( ) != NULL ) + return( this->m_ImageMapper->GetSlicePlane( ) ); + else + return( NULL ); } // ------------------------------------------------------------------------- @@ -466,8 +478,7 @@ SetInterpolate( bool v ) { if( this->m_Interpolate != v ) { - for( unsigned int i = 0; i < this->m_ImageActors.size( ); ++i ) - this->m_ImageActors[ i ]->SetInterpolate( v ); + this->m_ImageActor->SetInterpolate( v ); this->m_Interpolate = v; this->Modified( ); @@ -492,8 +503,8 @@ InterpolateOff( ) double* cpExtensions::Visualization::ImageSliceActors:: GetDisplayBounds( ) const { - if( this->m_ImageActors.size( ) > 0 ) - return( this->m_ImageActors[ 0 ]->GetDisplayBounds( ) ); + if( this->m_ImageActor.GetPointer( ) != NULL ) + return( this->m_ImageActor->GetDisplayBounds( ) ); else return( NULL ); } @@ -502,23 +513,23 @@ GetDisplayBounds( ) const void cpExtensions::Visualization::ImageSliceActors:: GetDisplayBounds( double bounds[ 6 ] ) const { - if( this->m_ImageActors.size( ) == 0 ) + if( this->m_ImageActor.GetPointer( ) == NULL ) { bounds[ 0 ] = bounds[ 2 ] = bounds[ 4 ] = double( -1 ); bounds[ 1 ] = bounds[ 3 ] = bounds[ 5 ] = double( -1 ); } else - this->m_ImageActors[ 0 ]->GetDisplayBounds( bounds ); + this->m_ImageActor->GetDisplayBounds( bounds ); } // ------------------------------------------------------------------------- void cpExtensions::Visualization::ImageSliceActors:: ResetCursor( ) { - if( this->m_SliceMappers.size( ) > 0 ) + if( this->m_ImageMapper.GetPointer( ) != NULL ) { double bounds[ 6 ]; - this->m_SliceMappers[ 0 ]->GetInput( )->GetBounds( bounds ); + this->m_ImageMapper->GetInput( )->GetBounds( bounds ); double pos[] = { this->m_VisibleBounds[ 0 ], @@ -549,7 +560,7 @@ ResetCursor( ) void cpExtensions::Visualization::ImageSliceActors:: SetCursor( double pos[ 3 ] ) { - if( this->m_SliceMappers.size( ) == 0 ) + if( this->m_ImageMapper.GetPointer( ) == NULL ) return; // Get ordered axes @@ -589,69 +600,52 @@ SetCursor( double pos[ 3 ] ) this->m_CursorActor->Modified( ); } -// ------------------------------------------------------------------------- -vtkImageMapToColors* cpExtensions::Visualization::ImageSliceActors:: -GetImageMap( unsigned int id ) -{ - if( id < this->m_ImageMaps.size( ) ) - return( this->m_ImageMaps[ id ].GetPointer( ) ); - else - return( NULL ); -} - -// ------------------------------------------------------------------------- -const vtkImageMapToColors* cpExtensions::Visualization::ImageSliceActors:: -GetImageMap( unsigned int id ) const -{ - if( id < this->m_ImageMaps.size( ) ) - return( this->m_ImageMaps[ id ].GetPointer( ) ); - else - return( NULL ); -} - // ------------------------------------------------------------------------- double cpExtensions::Visualization::ImageSliceActors:: GetMinWindow( ) const { - return( this->m_MinWindow ); + if( this->m_ImageBlender.GetPointer( ) != NULL ) + return( this->m_ImageBlender->GetMinWindow( ) ); + else + return( double( 0 ) ); } // ------------------------------------------------------------------------- double cpExtensions::Visualization::ImageSliceActors:: GetMaxWindow( ) const { - return( this->m_MaxWindow ); + if( this->m_ImageBlender.GetPointer( ) != NULL ) + return( this->m_ImageBlender->GetMaxWindow( ) ); + else + return( double( 0 ) ); } // ------------------------------------------------------------------------- double cpExtensions::Visualization::ImageSliceActors:: GetMinLevel( ) const { - return( this->m_MinLevel ); + if( this->m_ImageBlender.GetPointer( ) != NULL ) + return( this->m_ImageBlender->GetMinLevel( ) ); + else + return( double( 0 ) ); } // ------------------------------------------------------------------------- double cpExtensions::Visualization::ImageSliceActors:: GetMaxLevel( ) const { - return( this->m_MaxLevel ); + if( this->m_ImageBlender.GetPointer( ) != NULL ) + return( this->m_ImageBlender->GetMaxLevel( ) ); + else + return( double( 0 ) ); } // ------------------------------------------------------------------------- double cpExtensions::Visualization::ImageSliceActors:: GetWindow( ) const { - if( this->m_ImageMaps.size( ) == 0 ) - return( double( 0 ) ); - if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL ) - return( double( 0 ) ); - - vtkWindowLevelLookupTable* lut = - dynamic_cast< vtkWindowLevelLookupTable* >( - this->m_ImageMaps[ 0 ]->GetLookupTable( ) - ); - if( lut != NULL ) - return( lut->GetWindow( ) ); + if( this->m_ImageBlender.GetPointer( ) != NULL ) + return( this->m_ImageBlender->GetWindow( ) ); else return( double( 0 ) ); } @@ -660,17 +654,8 @@ GetWindow( ) const double cpExtensions::Visualization::ImageSliceActors:: GetLevel( ) const { - if( this->m_ImageMaps.size( ) == 0 ) - return( double( 0 ) ); - if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL ) - return( double( 0 ) ); - - vtkWindowLevelLookupTable* lut = - dynamic_cast< vtkWindowLevelLookupTable* >( - this->m_ImageMaps[ 0 ]->GetLookupTable( ) - ); - if( lut != NULL ) - return( lut->GetLevel( ) ); + if( this->m_ImageBlender.GetPointer( ) != NULL ) + return( this->m_ImageBlender->GetLevel( ) ); else return( double( 0 ) ); } @@ -679,175 +664,53 @@ GetLevel( ) const void cpExtensions::Visualization::ImageSliceActors:: SetWindow( double w ) { - if( this->m_ImageMaps.size( ) == 0 ) - return; - if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL ) - return; - vtkWindowLevelLookupTable* lut = - dynamic_cast< vtkWindowLevelLookupTable* >( - this->m_ImageMaps[ 0 ]->GetLookupTable( ) - ); - if( lut == NULL ) - return; - - if( w < this->m_MinWindow ) - w = this->m_MinWindow; - if( w > this->m_MaxWindow ) - w = this->m_MaxWindow; + if( this->m_ImageBlender.GetPointer( ) != NULL ) + { + this->m_ImageBlender->SetWindow( w ); + this->Modified( ); - lut->SetWindow( w ); - lut->Build( ); - this->m_ImageMaps[ 0 ]->Modified( ); - this->Modified( ); + } // fi } // ------------------------------------------------------------------------- void cpExtensions::Visualization::ImageSliceActors:: SetLevel( double l ) { - if( this->m_ImageMaps.size( ) == 0 ) - return; - if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL ) - return; - vtkWindowLevelLookupTable* lut = - dynamic_cast< vtkWindowLevelLookupTable* >( - this->m_ImageMaps[ 0 ]->GetLookupTable( ) - ); - if( lut == NULL ) - return; - - if( l < this->m_MinLevel ) - l = this->m_MinLevel; - if( l > this->m_MaxLevel ) - l = this->m_MaxLevel; + if( this->m_ImageBlender.GetPointer( ) != NULL ) + { + this->m_ImageBlender->SetLevel( l ); + this->Modified( ); - lut->SetLevel( l ); - lut->Build( ); - this->m_ImageMaps[ 0 ]->Modified( ); - this->Modified( ); + } // fi } // ------------------------------------------------------------------------- void cpExtensions::Visualization::ImageSliceActors:: SetWindowLevel( double w, double l ) { - if( this->m_ImageMaps.size( ) == 0 ) - return; - if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL ) - return; - vtkWindowLevelLookupTable* lut = - dynamic_cast< vtkWindowLevelLookupTable* >( - this->m_ImageMaps[ 0 ]->GetLookupTable( ) - ); - if( lut == NULL ) - return; - - if( w < this->m_MinWindow ) - w = this->m_MinWindow; - if( w > this->m_MaxWindow ) - w = this->m_MaxWindow; - if( l < this->m_MinLevel ) - l = this->m_MinLevel; - if( l > this->m_MaxLevel ) - l = this->m_MaxLevel; - - lut->SetWindow( w ); - lut->SetLevel( l ); - lut->Build( ); - this->m_ImageMaps[ 0 ]->Modified( ); - this->UpdateText( w, l ); - this->Modified( ); -} - -// ------------------------------------------------------------------------- -void cpExtensions::Visualization::ImageSliceActors:: -ResetWindowLevel( ) -{ - static const double _2 = double( 2 ); - this->SetWindowLevel( - this->m_MaxWindow, ( this->m_MaxLevel + this->m_MinLevel ) / _2 - ); -} - -// ------------------------------------------------------------------------- -void cpExtensions::Visualization::ImageSliceActors:: -SetLookupTable( unsigned int id, vtkLookupTable* lut ) -{ - if( id < this->m_ImageMaps.size( ) && id > 0 ) + if( this->m_ImageBlender.GetPointer( ) != NULL ) { - if( this->m_ImageMaps[ id ].GetPointer( ) != NULL ) - { - this->m_ImageMaps[ id ]->SetLookupTable( lut ); - this->m_ImageMaps[ id ]->Modified( ); - this->Modified( ); - - } // fi + this->m_ImageBlender->SetWindowLevel( w, l ); + this->UpdateText( w, l ); + this->Modified( ); } // fi } // ------------------------------------------------------------------------- void cpExtensions::Visualization::ImageSliceActors:: -SetLookupTableAsColor( unsigned int id, double r, double g, double b ) +ResetWindowLevel( ) { - static const double _0 = double( 0 ); - static const double _2 = double( 2 ); - static const double _4 = double( 4 ); - static const double _6 = double( 6 ); - static const double _OPACITY = double( 0.6 ); - - // Check ID consistency - if( id == 0 || id >= this->m_ImageMaps.size( ) ) - return; - - // Get image scalar range - vtkAlgorithmOutput* aout = this->m_ImageMaps[ id ]->GetOutputPort( ); - vtkImageData* image = dynamic_cast< vtkImageData* >( - aout->GetProducer( )->GetOutputDataObject( aout->GetIndex( ) ) - ); - double range[ 2 ]; - image->GetScalarRange( range ); - - // Get HSV from display color - double cmax = ( r > g )? r: g; cmax = ( b > cmax )? b: cmax; - double cmin = ( r < g )? r: g; cmin = ( b < cmin )? b: cmin; - double d = cmax - cmin; - - double saturation = ( std::fabs( cmax ) > _0 )? d / cmax: _0; - double value = cmax; - double hue = _0; - if( d > _0 ) - { - if( r == cmax ) - hue = std::fmod( ( g - b ) / d, _6 ); - else if( g == cmax ) - hue = ( ( b - r ) / d ) + _2; - else if( b == cmax ) - hue = ( ( r - g ) / d ) + _4; - hue /= _6; - - } // fi - - // Define new lookup table - vtkSmartPointer< vtkLookupTable > lut = - vtkSmartPointer< vtkLookupTable >::New( ); - lut->SetScaleToLinear( ); - lut->SetNanColor( _0, _0, _0, _0 ); - lut->SetTableRange( range[ 0 ], range[ 1 ] ); - lut->SetAlphaRange( _0, _OPACITY ); - lut->SetHueRange( _0, hue ); - lut->SetSaturationRange( _0, saturation ); - lut->SetValueRange( _0, value ); - lut->Build( ); - this->SetLookupTable( id, lut ); + std::cerr << "ACA Resetear" << std::endl; + std::exit( 1 ); } // ------------------------------------------------------------------------- int cpExtensions::Visualization::ImageSliceActors:: GetAxis( ) const { - if( this->m_SliceMappers.size( ) > 0 ) - return( this->m_SliceMappers[ 0 ]->GetOrientation( ) ); + if( this->m_ImageMapper.GetPointer( ) != NULL ) + return( this->m_ImageMapper->GetOrientation( ) ); else return( -1 ); } @@ -856,8 +719,8 @@ GetAxis( ) const int cpExtensions::Visualization::ImageSliceActors:: GetSliceNumber( ) const { - if( this->m_SliceMappers.size( ) > 0 ) - return( this->m_SliceMappers[ 0 ]->GetSliceNumber( ) ); + if( this->m_ImageMapper.GetPointer( ) != NULL ) + return( this->m_ImageMapper->GetSliceNumber( ) ); else return( -1 ); } @@ -866,8 +729,8 @@ GetSliceNumber( ) const int cpExtensions::Visualization::ImageSliceActors:: GetSliceNumberMinValue( ) const { - if( this->m_SliceMappers.size( ) > 0 ) - return( this->m_SliceMappers[ 0 ]->GetSliceNumberMinValue( ) ); + if( this->m_ImageMapper.GetPointer( ) != NULL ) + return( this->m_ImageMapper->GetSliceNumberMinValue( ) ); else return( -1 ); } @@ -876,8 +739,8 @@ GetSliceNumberMinValue( ) const int cpExtensions::Visualization::ImageSliceActors:: GetSliceNumberMaxValue( ) const { - if( this->m_SliceMappers.size( ) > 0 ) - return( this->m_SliceMappers[ 0 ]->GetSliceNumberMaxValue( ) ); + if( this->m_ImageMapper.GetPointer( ) != NULL ) + return( this->m_ImageMapper->GetSliceNumberMaxValue( ) ); else return( -1 ); } @@ -886,52 +749,42 @@ GetSliceNumberMaxValue( ) const void cpExtensions::Visualization::ImageSliceActors:: SetSliceNumber( const int& slice ) { - unsigned int nImages = this->m_SliceMappers.size( ); - if( nImages == 0 ) + if( this->m_ImageMapper.GetPointer( ) == NULL ) return; int axis = this->GetAxis( ); double prev_pos = this->m_VisibleBounds[ axis << 1 ]; - // Change visualization extent - for( unsigned int i = 0; i < nImages; ++i ) - { - // Update mappers and display bounds - this->m_SliceMappers[ i ]->SetSliceNumber( slice ); - this->m_SliceMappers[ i ]->Modified( ); - this->m_ImageActors[ i ]->Modified( ); - this->m_SliceMappers[ i ]->Update( ); - - // Update display extent (this isn't done automatically) - if( i == 0 ) - { - this->m_SliceMappers[ i ]->GetInput( )-> - GetExtent( this->m_VisibleExtent ); - this->m_VisibleExtent[ axis << 1 ] = slice; - this->m_VisibleExtent[ ( axis << 1 ) + 1 ] = slice; - - } // fi - this->m_ImageActors[ i ]->SetDisplayExtent( this->m_VisibleExtent ); + // Update mappers and display bounds + this->m_ImageMapper->SetSliceNumber( slice ); + this->m_ImageMapper->Modified( ); + this->m_ImageActor->Modified( ); + this->m_ImageMapper->Update( ); - } // rof + // Update display extent (this isn't done automatically) + this->m_ImageMapper->GetInput( )->GetExtent( this->m_VisibleExtent ); + this->m_VisibleExtent[ axis << 1 ] = slice; + this->m_VisibleExtent[ ( axis << 1 ) + 1 ] = slice; + this->m_ImageActor->SetDisplayExtent( this->m_VisibleExtent ); - this->m_SliceMappers[ 0 ]->GetBounds( this->m_VisibleBounds ); + // Prepare plane data + this->m_ImageMapper->GetBounds( this->m_VisibleBounds ); double x0[][ 3 ] = - { - { - this->m_VisibleBounds[ 0 ], - this->m_VisibleBounds[ 2 ], - this->m_VisibleBounds[ 4 ] - }, { - this->m_VisibleBounds[ 1 ], - this->m_VisibleBounds[ 3 ], - this->m_VisibleBounds[ 5 ] - } - }; + { + this->m_VisibleBounds[ 0 ], + this->m_VisibleBounds[ 2 ], + this->m_VisibleBounds[ 4 ] + }, + { + this->m_VisibleBounds[ 1 ], + this->m_VisibleBounds[ 3 ], + this->m_VisibleBounds[ 5 ] + } + }; double p0[ 2 ][ 3 ]; - vtkPlane* plane = this->m_SliceMappers[ 0 ]->GetSlicePlane( ); + vtkPlane* plane = this->m_ImageMapper->GetSlicePlane( ); plane->GeneralizedProjectPoint( x0[ 0 ], p0[ 0 ] ); plane->GeneralizedProjectPoint( x0[ 1 ], p0[ 1 ] ); @@ -1011,12 +864,9 @@ SetSliceNumber( const int& slice ) void cpExtensions::Visualization::ImageSliceActors:: SetSlice( double* pos ) { - vtkImageData* image; - if( this->m_ImageMaps[ 0 ] != NULL ) - image = - dynamic_cast< vtkImageData* >( this->m_ImageMaps[ 0 ]->GetInput( ) ); - else - image = this->m_SliceMappers[ 0 ]->GetInput( ); + vtkImageData* image = this->GetInputImage( 0 ); + if( image == NULL ) + return; int ijk[ 3 ]; double pcoords[ 3 ]; @@ -1028,17 +878,17 @@ SetSlice( double* pos ) void cpExtensions::Visualization::ImageSliceActors:: UpdateText( ) { - if( this->m_SliceMappers.size( ) > 0 ) + if( this->m_ImageMapper.GetPointer( ) != NULL ) { char axis; - int axId = this->m_SliceMappers[ 0 ]->GetOrientation( ); + int axId = this->m_ImageMapper->GetOrientation( ); if ( axId == 0 ) axis = 'X'; else if( axId == 1 ) axis = 'Y'; else if( axId == 2 ) axis = 'Z'; std::sprintf( this->m_TextBuffer, "Axis: %c (%d)", - axis, this->m_SliceMappers[ 0 ]->GetSliceNumber( ) + axis, this->m_ImageMapper->GetSliceNumber( ) ); } else @@ -1052,22 +902,16 @@ UpdateText( ) void cpExtensions::Visualization::ImageSliceActors:: UpdateText( double pos[ 3 ] ) { - if( this->m_SliceMappers.size( ) > 0 ) + if( this->m_ImageMapper.GetPointer( ) != NULL ) { char axis; - int axId = this->m_SliceMappers[ 0 ]->GetOrientation( ); + int axId = this->m_ImageMapper->GetOrientation( ); if ( axId == 0 ) axis = 'X'; else if( axId == 1 ) axis = 'Y'; else if( axId == 2 ) axis = 'Z'; int slice = this->GetSliceNumber( ); - vtkImageData* image; - if( this->m_ImageMaps[ 0 ] != NULL ) - image = - dynamic_cast< vtkImageData* >( this->m_ImageMaps[ 0 ]->GetInput( ) ); - else - image = this->m_SliceMappers[ 0 ]->GetInput( ); - + vtkImageData* image = this->GetInputImage( 0 ); int ijk[ 3 ]; double pcoords[ 3 ]; image->ComputeStructuredCoordinates( pos, ijk, pcoords ); @@ -1114,17 +958,17 @@ UpdateText( double pos[ 3 ] ) void cpExtensions::Visualization::ImageSliceActors:: UpdateText( const double& w, const double& l ) { - if( this->m_SliceMappers.size( ) > 0 ) + if( this->m_ImageMapper.GetPointer( ) != NULL ) { char axis; - int axId = this->m_SliceMappers[ 0 ]->GetOrientation( ); + int axId = this->m_ImageMapper->GetOrientation( ); if ( axId == 0 ) axis = 'X'; else if( axId == 1 ) axis = 'Y'; else if( axId == 2 ) axis = 'Z'; std::sprintf( this->m_TextBuffer, "Axis: %c (%d)\nW/L (%.2f/%.2f)", - axis, this->m_SliceMappers[ 0 ]->GetSliceNumber( ), w, l + axis, this->m_ImageMapper->GetSliceNumber( ), w, l ); } else @@ -1192,74 +1036,6 @@ _ConfigureStyle( ) this->m_Style->AddLeaveCommand( Self::_LeaveCommand, this ); } -// ------------------------------------------------------------------------- -void cpExtensions::Visualization::ImageSliceActors:: -_ConfigureNewLUT( vtkImageData* data ) -{ - // Does the new LUT is a window-level one? - unsigned int nImgs = this->m_ImageMaps.size( ); - unsigned int nCmps = data->GetNumberOfScalarComponents( ); - - if( nCmps > 1 ) - { - this->m_ImageMaps.push_back( NULL ); - return; - - } // fi - - // Create LUT filter - this->m_ImageMaps.push_back( vtkSmartPointer< vtkImageMapToColors >::New( ) ); - if( nImgs == 0 ) - { - double range[ 2 ]; - data->GetScalarRange( range ); - vtkSmartPointer< vtkWindowLevelLookupTable > lut = - vtkSmartPointer< vtkWindowLevelLookupTable >::New( ); - lut->SetScaleToLinear( ); - lut->SetTableRange( range ); - lut->SetWindow( range[ 1 ] - range[ 0 ] ); - lut->SetLevel( ( range[ 1 ] + range[ 0 ] ) / double( 2 ) ); - lut->Build( ); - this->m_ImageMaps[ 0 ]->SetLookupTable( lut ); - } - else - this->SetLookupTableAsColor( nImgs, 1, 0, 0 ); -} - -// ------------------------------------------------------------------------- -void cpExtensions::Visualization::ImageSliceActors:: -_ConfigureNewInput( int axis ) -{ - unsigned int nImages = this->m_ImageActors.size( ); - - // Configure mapper - vtkImageSliceMapper* mapper = this->m_SliceMappers[ nImages ]; - if( nImages == 0 ) - mapper->SetOrientation( axis ); - else - mapper->SetOrientation( this->m_SliceMappers[ 0 ]->GetOrientation( ) ); - mapper->Update( ); - - // Create actor - vtkSmartPointer< vtkImageActor > actor = - vtkSmartPointer< vtkImageActor >::New( ); - this->m_ImageActors.push_back( actor ); - actor->SetMapper( mapper ); - actor->SetInterpolate( this->m_Interpolate ); - actor->Modified( ); - - if( nImages == 0 ) - this->m_Style->AssociateImageActor( actor ); - this->AddItem( actor ); - - if( nImages > 1 ) - this->SetSliceNumber( this->GetSliceNumber( ) ); - else - this->SetSliceNumber( this->GetSliceNumberMaxValue( ) ); - this->ResetCursor( ); - this->Modified( ); -} - // ------------------------------------------------------------------------- void cpExtensions::Visualization::ImageSliceActors:: _MouseMoveCommand( @@ -1296,7 +1072,7 @@ _MouseMoveCommand( { // Change image window level double bounds[ 6 ]; - actors->m_SliceMappers[ 0 ]->GetBounds( bounds ); + actors->m_ImageMapper->GetBounds( bounds ); int a0 = actors->GetAxis( ); int a1 = ( a0 + 1 ) % 3; diff --git a/lib/cpExtensions/Visualization/ImageSliceActors.h b/lib/cpExtensions/Visualization/ImageSliceActors.h index e086901..8fff848 100644 --- a/lib/cpExtensions/Visualization/ImageSliceActors.h +++ b/lib/cpExtensions/Visualization/ImageSliceActors.h @@ -3,13 +3,9 @@ #include -#include -#include - #include #include #include -#include #include #include #include @@ -18,6 +14,7 @@ #include #include +#include // ------------------------------------------------------------------------- class vtkAlgorithmOutput; @@ -65,8 +62,12 @@ namespace cpExtensions // Creation static ImageSliceActors* New( ); - void AddInputConnection( vtkAlgorithmOutput* aout, int axis = 2 ); - void AddInputData( vtkImageData* data, int axis = 2 ); + ImageBlender* GetBlender( ); + const ImageBlender* GetBlender( ) const; + void SetBlender( ImageBlender* blender ); + void SetAxis( int axis ); + void AddInputConnection( vtkAlgorithmOutput* aout ); + void AddInputData( vtkImageData* data ); void Clear( ); void AssociateSlice( Self* slice ); @@ -79,9 +80,9 @@ namespace cpExtensions void PushActorsInto( vtkRenderWindow* window, bool force_style = true ); void PopActorsFrom( vtkRenderWindow* window ); - unsigned int GetNumberOfImageActors( ) const; - vtkImageActor* GetImageActor( unsigned int id ); - const vtkImageActor* GetImageActor( unsigned int id ) const; + unsigned int GetNumberOfImages( ) const; + vtkImageActor* GetImageActor( ); + const vtkImageActor* GetImageActor( ) const; vtkTextActor* GetTextActor( ); const vtkTextActor* GetTextActor( ) const; vtkActor* GetPlaneActor( ); @@ -99,9 +100,6 @@ namespace cpExtensions void ResetCursor( ); void SetCursor( double pos[ 3 ] ); - vtkImageMapToColors* GetImageMap( unsigned int id ); - const vtkImageMapToColors* GetImageMap( unsigned int id ) const; - double GetMinWindow( ) const; double GetMaxWindow( ) const; double GetMinLevel( ) const; @@ -113,11 +111,6 @@ namespace cpExtensions void SetWindowLevel( double w, double l ); void ResetWindowLevel( ); - void SetLookupTable( unsigned int id, vtkLookupTable* lut ); - void SetLookupTableAsColor( - unsigned int id, double r, double g, double b - ); - int GetAxis( ) const; int GetSliceNumber( ) const; int GetSliceNumberMinValue( ) const; @@ -136,8 +129,6 @@ namespace cpExtensions virtual ~ImageSliceActors( ); void _ConfigureStyle( ); - void _ConfigureNewLUT( vtkImageData* data ); - void _ConfigureNewInput( int axis ); // Events static void _MouseMoveCommand( @@ -173,9 +164,9 @@ namespace cpExtensions vtkRenderWindow* m_Window; // Multiple actors - std::vector< vtkSmartPointer< vtkImageMapToColors > > m_ImageMaps; - std::vector< vtkSmartPointer< vtkImageSliceMapper > > m_SliceMappers; - std::vector< vtkSmartPointer< vtkImageActor > > m_ImageActors; + vtkSmartPointer< ImageBlender > m_ImageBlender; + vtkSmartPointer< vtkImageSliceMapper > m_ImageMapper; + vtkSmartPointer< vtkImageActor > m_ImageActor; bool m_Interpolate; int m_VisibleExtent[ 6 ]; @@ -184,10 +175,6 @@ namespace cpExtensions // Associated slices std::vector< Self* > m_AssociatedSlices; - // Window-Level values - double m_MinWindow, m_MaxWindow; - double m_MinLevel, m_MaxLevel; - // Unique objects vtkSmartPointer< vtkPolyData > m_Cursor; vtkSmartPointer< vtkPolyDataMapper > m_CursorMapper; diff --git a/lib/cpExtensions/Visualization/MPRActors.cxx b/lib/cpExtensions/Visualization/MPRActors.cxx index 00d27dc..a7803b2 100644 --- a/lib/cpExtensions/Visualization/MPRActors.cxx +++ b/lib/cpExtensions/Visualization/MPRActors.cxx @@ -31,174 +31,65 @@ GetSliceActors( const int& i ) const int cpExtensions::Visualization::MPRActors:: AddInputConnection( vtkAlgorithmOutput* aout ) { - int N = this->Slices[ 0 ][ 0 ]->GetNumberOfImageActors( ); - if( N == 0 ) + ImageBlender* blender = this->Slices[ 0 ][ 0 ]->GetBlender( ); + if( blender == NULL ) { - this->Slices[ 0 ][ 0 ]->AddInputConnection( aout, 0 ); - vtkImageMapToColors* imap = this->Slices[ 0 ][ 0 ]->GetImageMap( 0 ); + this->Slices[ 0 ][ 0 ]->AddInputConnection( aout ); + blender = this->Slices[ 0 ][ 0 ]->GetBlender( ); for( unsigned int i = 0; i < 2; ++i ) + { for( unsigned int j = 0; j < 3; ++j ) + { if( i != 0 || j != 0 ) - this->Slices[ i ][ j ]->AddInputConnection( - ( ( imap != NULL )? imap->GetOutputPort( ): aout ), j - ); - - // Create bounding box - vtkImageData* new_image = dynamic_cast< vtkImageData* >( - aout->GetProducer( )->GetOutputDataObject( aout->GetIndex( ) ) - ); + this->Slices[ i ][ j ]->SetBlender( blender ); + this->Slices[ i ][ j ]->SetAxis( j ); - // Create 3D outline - double bb[ 6 ]; - new_image->GetBounds( bb ); + } // rof - vtkSmartPointer< vtkOutlineSource > img_ol = - vtkSmartPointer< vtkOutlineSource >::New( ); - img_ol->SetBounds( bb ); - - vtkSmartPointer< vtkPolyDataMapper > img_ol_mapper = - vtkSmartPointer< vtkPolyDataMapper >::New( ); - img_ol_mapper->SetInputConnection( img_ol->GetOutputPort( ) ); - this->ImageOutlineActor->SetMapper( img_ol_mapper ); - this->ImageOutlineActor->GetProperty( )->SetColor( 1, 1, 1 ); - this->ImageOutlineActor->GetProperty( )->SetLineWidth( 1 ); - - this->AddItem( this->ImageOutlineActor ); + } // rof + this->_CreateBoundingBox( ); } else - { - // Check if the image share the same space - vtkImageData* new_image = dynamic_cast< vtkImageData* >( - aout->GetProducer( )->GetOutputDataObject( aout->GetIndex( ) ) - ); - if( new_image != NULL ) - { - vtkAlgorithmOutput* ref_aout = - this->Slices[ 0 ][ 0 ]->GetImageMap( 0 )->GetOutputPort( ); - vtkImageData* ref_image = dynamic_cast< vtkImageData* >( - ref_aout->GetProducer( )->GetOutputDataObject( ref_aout->GetIndex( ) ) - ); - if( ref_image != NULL ) - { - int ref_ext[ 6 ], new_ext[ 6 ]; - ref_image->GetExtent( ref_ext ); - new_image->GetExtent( new_ext ); - if( - ref_ext[ 0 ] == new_ext[ 0 ] && ref_ext[ 1 ] == new_ext[ 1 ] && - ref_ext[ 2 ] == new_ext[ 2 ] && ref_ext[ 3 ] == new_ext[ 3 ] && - ref_ext[ 4 ] == new_ext[ 4 ] && ref_ext[ 5 ] == new_ext[ 5 ] - ) - { - this->Slices[ 0 ][ 0 ]->AddInputConnection( aout, 0 ); - vtkImageMapToColors* imap = this->Slices[ 0 ][ 0 ]->GetImageMap( N ); - for( unsigned int i = 0; i < 2; ++i ) - for( unsigned int j = 0; j < 3; ++j ) - if( i != 0 || j != 0 ) - this->Slices[ i ][ j ]->AddInputConnection( - ( ( imap != NULL )? imap->GetOutputPort( ): aout ), j - ); - } - else - N = -1; - } - else - N = -1; - } - else - N = -1; - - } // fi - return( N ); + blender->AddInputConnection( aout ); + return( blender->GetNumberOfImages( ) - 1 ); } // ------------------------------------------------------------------------- int cpExtensions::Visualization::MPRActors:: AddInputData( vtkImageData* new_image ) { - int N = this->Slices[ 0 ][ 0 ]->GetNumberOfImageActors( ); - if( N == 0 ) + ImageBlender* blender = this->Slices[ 0 ][ 0 ]->GetBlender( ); + if( blender == NULL ) { - this->Slices[ 0 ][ 0 ]->AddInputData( new_image, 0 ); - vtkImageMapToColors* imap = this->Slices[ 0 ][ 0 ]->GetImageMap( 0 ); + this->Slices[ 0 ][ 0 ]->AddInputData( new_image ); + blender = this->Slices[ 0 ][ 0 ]->GetBlender( ); for( unsigned int i = 0; i < 2; ++i ) + { for( unsigned int j = 0; j < 3; ++j ) + { if( i != 0 || j != 0 ) - { - if( imap != NULL ) - this->Slices[ i ][ j ]->AddInputConnection( - imap->GetOutputPort( ), j - ); - else - this->Slices[ i ][ j ]->AddInputData( new_image, j ); - - } // fi - - // Create 3D outline - double bb[ 6 ]; - new_image->GetBounds( bb ); + this->Slices[ i ][ j ]->SetBlender( blender ); + this->Slices[ i ][ j ]->SetAxis( j ); - vtkSmartPointer< vtkOutlineSource > img_ol = - vtkSmartPointer< vtkOutlineSource >::New( ); - img_ol->SetBounds( bb ); - - vtkSmartPointer< vtkPolyDataMapper > img_ol_mapper = - vtkSmartPointer< vtkPolyDataMapper >::New( ); - img_ol_mapper->SetInputConnection( img_ol->GetOutputPort( ) ); - this->ImageOutlineActor->SetMapper( img_ol_mapper ); - this->ImageOutlineActor->GetProperty( )->SetColor( 1, 1, 1 ); - this->ImageOutlineActor->GetProperty( )->SetLineWidth( 1 ); + } // rof - this->AddItem( this->ImageOutlineActor ); + } // rof + this->_CreateBoundingBox( ); } else - { - // Check if the image share the same space - vtkAlgorithmOutput* ref_aout = - this->Slices[ 0 ][ 0 ]->GetImageMap( 0 )->GetOutputPort( ); - vtkImageData* ref_image = dynamic_cast< vtkImageData* >( - ref_aout->GetProducer( )->GetOutputDataObject( ref_aout->GetIndex( ) ) - ); - if( ref_image != NULL ) - { - int ref_ext[ 6 ], new_ext[ 6 ]; - ref_image->GetExtent( ref_ext ); - new_image->GetExtent( new_ext ); - if( - ref_ext[ 0 ] == new_ext[ 0 ] && ref_ext[ 1 ] == new_ext[ 1 ] && - ref_ext[ 2 ] == new_ext[ 2 ] && ref_ext[ 3 ] == new_ext[ 3 ] && - ref_ext[ 4 ] == new_ext[ 4 ] && ref_ext[ 5 ] == new_ext[ 5 ] - ) - { - this->Slices[ 0 ][ 0 ]->AddInputData( new_image, 0 ); - vtkImageMapToColors* imap = this->Slices[ 0 ][ 0 ]->GetImageMap( N ); - for( unsigned int i = 0; i < 2; ++i ) - for( unsigned int j = 0; j < 3; ++j ) - if( i != 0 || j != 0 ) - { - if( imap != NULL ) - this->Slices[ i ][ j ]->AddInputConnection( - imap->GetOutputPort( ), j - ); - else - this->Slices[ i ][ j ]->AddInputData( new_image, j ); - - } // fi - } - else - N = -1; - } - else - N = -1; - - } // fi - return( N ); + blender->AddInputData( new_image ); + return( blender->GetNumberOfImages( ) - 1 ); } // ------------------------------------------------------------------------- unsigned int cpExtensions::Visualization::MPRActors:: GetNumberOfImages( ) const { - return( this->Slices[ 0 ][ 0 ]->GetNumberOfImageActors( ) ); + ImageBlender* blender = this->Slices[ 0 ][ 0 ]->GetBlender( ); + if( blender != NULL ) + return( blender->GetNumberOfImages( ) ); + else + return( 0 ); } // ------------------------------------------------------------------------- @@ -273,19 +164,6 @@ PopActorsFrom( this->Slices[ 1 ][ 2 ]->Clear( ); } -// ------------------------------------------------------------------------- -void cpExtensions::Visualization::MPRActors:: -SetLookupTableAsColor( unsigned int i, double r, double g, double b ) -{ - this->Slices[ 0 ][ 0 ]->SetLookupTableAsColor( 0, r, g, b ); - this->Slices[ 0 ][ 1 ]->Modified( ); - this->Slices[ 0 ][ 2 ]->Modified( ); - this->Slices[ 1 ][ 0 ]->Modified( ); - this->Slices[ 1 ][ 1 ]->Modified( ); - this->Slices[ 1 ][ 2 ]->Modified( ); - this->Modified( ); -} - // ------------------------------------------------------------------------- double cpExtensions::Visualization::MPRActors:: GetWindow( ) @@ -325,7 +203,11 @@ GetSlice( const int& axis ) const void cpExtensions::Visualization::MPRActors:: SetSlice( const int& axis, const int& slice ) { - vtkImageData* image = this->Slices[ 0 ][ 0 ]->GetInputImage( 0 ); + ImageBlender* blender = this->Slices[ 0 ][ 0 ]->GetBlender( ); + if( blender == NULL ) + return; + vtkImageData* image = + dynamic_cast< vtkImageData* >( blender->GetInput( ) ); if( image == NULL ) return; @@ -350,7 +232,11 @@ SetSlice( const int& axis, const int& slice ) void cpExtensions::Visualization::MPRActors:: SetSlice( const int& axis, const double& slice ) { - vtkImageData* image = this->Slices[ 0 ][ 0 ]->GetInputImage( 0 ); + ImageBlender* blender = this->Slices[ 0 ][ 0 ]->GetBlender( ); + if( blender == NULL ) + return; + vtkImageData* image = + dynamic_cast< vtkImageData* >( blender->GetInput( ) ); if( image == NULL ) return; @@ -370,7 +256,7 @@ ResetSlices( ) for( unsigned int i = 0; i < 2; ++i ) for( unsigned int j = 0; j < 3; ++j ) this->Slices[ i ][ j ]->SetSliceNumber( - this->Slices[ i ][ j ]->GetSliceNumberMaxValue( ) + this->Slices[ i ][ j ]->GetSliceNumberMinValue( ) ); } @@ -407,6 +293,38 @@ cpExtensions::Visualization::MPRActors:: { } +// ------------------------------------------------------------------------- +void cpExtensions::Visualization::MPRActors:: +_CreateBoundingBox( ) +{ + ImageBlender* blender = this->Slices[ 0 ][ 0 ]->GetBlender( ); + if( blender == NULL ) + return; + if( blender->GetNumberOfImages( ) == 1 ) + { + vtkImageData* image = + dynamic_cast< vtkImageData* >( blender->GetInput( ) ); + + // Create 3D outline + double bb[ 6 ]; + image->GetBounds( bb ); + + vtkSmartPointer< vtkOutlineSource > img_ol = + vtkSmartPointer< vtkOutlineSource >::New( ); + img_ol->SetBounds( bb ); + + vtkSmartPointer< vtkPolyDataMapper > img_ol_mapper = + vtkSmartPointer< vtkPolyDataMapper >::New( ); + img_ol_mapper->SetInputConnection( img_ol->GetOutputPort( ) ); + this->ImageOutlineActor->SetMapper( img_ol_mapper ); + this->ImageOutlineActor->GetProperty( )->SetColor( 1, 1, 1 ); + this->ImageOutlineActor->GetProperty( )->SetLineWidth( 1 ); + + this->AddItem( this->ImageOutlineActor ); + + } // fi +} + // ------------------------------------------------------------------------- void cpExtensions::Visualization::MPRActors:: _SlicesCommand( double* pos, int axis, void* data ) diff --git a/lib/cpExtensions/Visualization/MPRActors.h b/lib/cpExtensions/Visualization/MPRActors.h index fe8e43f..5eb3a20 100644 --- a/lib/cpExtensions/Visualization/MPRActors.h +++ b/lib/cpExtensions/Visualization/MPRActors.h @@ -55,11 +55,6 @@ namespace cpExtensions vtkRenderWindow* w ); - // Color lookup table - void SetLookupTableAsColor( - unsigned int i, double r, double g, double b - ); - double GetWindow( ); double GetLevel( ); @@ -75,6 +70,8 @@ namespace cpExtensions MPRActors( ); virtual ~MPRActors( ); + void _CreateBoundingBox( ); + static void _SlicesCommand( double* pos, int axis, void* data ); static void _WindowLevelCommand( double window, double level, void* data -- 2.47.1