#ifndef __FPA__VTK__IMAGE3DOBSERVER__HXX__
#define __FPA__VTK__IMAGE3DOBSERVER__HXX__
+#include <itkImageBase.h>
+
#include <vtkCellArray.h>
+#include <vtkFloatArray.h>
+#include <vtkPointData.h>
#include <vtkPoints.h>
-#include <vtkProperty.h>
#include <vtkRenderer.h>
#include <vtkRendererCollection.h>
+
/*
#include <vtkCellArray.h>
- #include <vtkPolyDataMapper.h>
- #include <vtkPoints.h>
- #include <vtkPointData.h>
+ #include <vtkProperty.h>
*/
// -------------------------------------------------------------------------
template< class F, class R >
void fpa::VTK::Image3DObserver< F, R >::
-SetImage( const TImage* img, R* rw )
+SetRenderWindow( R* rw )
{
- this->m_Image = img;
this->m_RenderWindow = rw;
- this->m_Vertices.clear( );
-
- /*
- unsigned int minD = TImage::ImageDimension;
- minD = ( minD < 3 )? minD: 3;
-
- int e[ 6 ] = { 0 };
- typename TImage::RegionType reg = this->m_Image->GetRequestedRegion( );
- for( unsigned int i = 0; i < minD; i++ )
- {
- e[ ( i << 1 ) + 0 ] = reg.GetIndex( )[ i ];
- e[ ( i << 1 ) + 1 ] = reg.GetIndex( )[ i ] + reg.GetSize( )[ i ] - 1;
-
- } // rof
-
- typename TImage::SpacingType spac = this->m_Image->GetSpacing( );
- double s[ 3 ] = { 1, 1, 1 };
- for( unsigned int i = 0; i < minD; i++ )
- s[ i ] = double( spac[ i ] );
-
- typename TImage::PointType orig = this->m_Image->GetOrigin( );
- double o[ 3 ] = { 0 };
- for( unsigned int i = 0; i < minD; i++ )
- o[ i ] = double( orig[ i ] );
-
- this->m_Stencil->SetExtent( e );
- this->m_Stencil->SetSpacing( s );
- this->m_Stencil->SetOrigin( o );
- this->m_Stencil->AllocateScalars( VTK_UNSIGNED_CHAR, 4 );
- for( unsigned int i = 0; i < 3; i++ )
- this->m_Stencil->GetPointData( )->
- GetScalars( )->FillComponent( i, 255 );
- this->m_Stencil->GetPointData( )->GetScalars( )->FillComponent( 3, 0 );
-
- this->m_StencilActor->SetInputData( this->m_Stencil );
- this->m_StencilActor->InterpolateOff( );
- */
-
- double nPix =
- double( this->m_Image->GetRequestedRegion( ).GetNumberOfPixels( ) );
- this->m_Percentage = ( unsigned long )( nPix * 0.001 );
- this->m_Number = 0;
-
- if( this->m_RenderWindow != NULL )
- {
- vtkRenderer* ren =
- this->m_RenderWindow->GetRenderers( )->GetFirstRenderer( );
- ren->AddActor( this->m_PolyDataActor );
- this->Render( );
-
- } // fi
-}
-
-// -------------------------------------------------------------------------
-template< class F, class R >
-void fpa::VTK::Image3DObserver< F, R >::
-Render( )
-{
- if( this->m_RenderWindow != NULL )
- this->m_RenderWindow->Render( );
}
// -------------------------------------------------------------------------
void fpa::VTK::Image3DObserver< F, R >::
Execute( const itk::Object* c, const itk::EventObject& e )
{
- typedef typename TImage::IndexType TIndex;
- typedef typename TImage::PointType TPoint;
- typedef typename TFilter::TEvent TEvent;
- typedef typename TFilter::TFrontEvent TFrontEvent;
- typedef typename TFilter::TMarkEvent TMarkEvent;
- typedef typename TFilter::TCollisionEvent TCollisionEvent;
- typedef typename TFilter::TEndEvent TEndEvent;
-
+ typedef itk::ImageBase< 3 > _TImage;
+ typedef typename F::TEvent _TEvent;
+ typedef typename F::TFrontEvent _TFrontEvent;
+ typedef typename F::TMarkEvent _TMarkEvent;
+ typedef typename F::TCollisionEvent _TCollisionEvent;
+ typedef typename F::TEndEvent _TEndEvent;
+ typedef typename F::TBacktrackingEvent _TBacktrackingEvent;
+ typedef typename F::TEndBacktrackingEvent _TEndBacktrackingEvent;
+
+ // Check inputs
if( this->m_RenderWindow == NULL )
return;
+ vtkRenderer* ren =
+ this->m_RenderWindow->GetRenderers( )->GetFirstRenderer( );
+ if( ren == NULL )
+ return;
+ const F* filter = dynamic_cast< const F* >( c );
+ if( filter == NULL )
+ return;
+ const _TImage* image = filter->GetInput( );
+ if( image == NULL )
+ return;
- const TEvent* evt = dynamic_cast< const TEvent* >( &e );
- TFrontEvent fevt;
- TMarkEvent mevt;
- TCollisionEvent cevt;
- TEndEvent eevt;
- if( evt != NULL )
+ // Create actor
+ _TImage::RegionType reg = image->GetLargestPossibleRegion( );
+ _TImage::SizeType siz = reg.GetSize( );
+ if( this->m_Data.GetPointer( ) == NULL )
{
- typename TImage::PointType pnt;
- this->m_Image->TransformIndexToPhysicalPoint( evt->Node.Vertex, pnt );
+ this->m_Data = vtkSmartPointer< vtkPolyData >::New( );
+ this->m_Mapper = vtkSmartPointer< vtkPolyDataMapper >::New( );
+ this->m_Actor = vtkSmartPointer< vtkActor >::New( );
+
+ vtkSmartPointer< vtkPoints > points =
+ vtkSmartPointer< vtkPoints >::New( );
+ vtkSmartPointer< vtkCellArray > vertices =
+ vtkSmartPointer< vtkCellArray >::New( );
+ vtkSmartPointer< vtkFloatArray > scalars =
+ vtkSmartPointer< vtkFloatArray >::New( );
+ this->m_Data->SetPoints( points );
+ this->m_Data->SetVerts( vertices );
+ this->m_Data->GetPointData( )->SetScalars( scalars );
+
+ this->m_Mapper->SetInputData( this->m_Data );
+ this->m_Actor->SetMapper( this->m_Mapper );
+ ren->AddActor( this->m_Actor );
+
+ this->m_Marks = TMarks::New( );
+ this->m_Marks->SetLargestPossibleRegion(
+ image->GetLargestPossibleRegion( )
+ );
+ this->m_Marks->SetRequestedRegion( image->GetRequestedRegion( ) );
+ this->m_Marks->SetBufferedRegion( image->GetBufferedRegion( ) );
+ this->m_Marks->SetOrigin( image->GetOrigin( ) );
+ this->m_Marks->SetSpacing( image->GetSpacing( ) );
+ this->m_Marks->SetDirection( image->GetDirection( ) );
+ this->m_Marks->Allocate( );
+ this->m_Marks->FillBuffer( -1 );
+ this->m_Count = 0;
+ this->m_RenderCount = reg.GetNumberOfPixels( );
+ } // fi
+
+ // Get possible events
+ const _TEvent* evt = dynamic_cast< const _TEvent* >( &e );
+ _TFrontEvent fevt;
+ _TMarkEvent mevt;
+ _TCollisionEvent cevt;
+ _TEndEvent eevt;
+
+ if( evt != NULL )
+ {
if( fevt.CheckEvent( evt ) )
{
- if(
- this->m_Vertices.find( evt->Node.Vertex ) == this->m_Vertices.end( )
- )
+ if( this->m_Marks->GetPixel( evt->Node.Vertex ) == -1 )
{
- unsigned long pId = this->m_PolyData->GetPoints( )->InsertNextPoint(
- double( pnt[ 0 ] ), double( pnt[ 1 ] ), double( pnt[ 2 ] )
- );
- unsigned long cId = this->m_PolyData->GetVerts( )->InsertNextCell( 1 );
- this->m_PolyData->GetVerts( )->InsertCellPoint( pId );
- this->m_PolyData->Modified( );
- this->m_Vertices[ evt->Node.Vertex ] = TVertexIds( pId, cId );
-
- } // rof
+ typename _TImage::PointType pnt;
+ image->TransformIndexToPhysicalPoint( evt->Node.Vertex, pnt );
+
+ long pId = this->m_Data->GetNumberOfPoints( );
+ this->m_Data->GetVerts( )->InsertNextCell( 1 );
+ this->m_Data->GetVerts( )->InsertCellPoint( pId );
+ this->m_Data->GetPoints( )->
+ InsertNextPoint( pnt[ 0 ], pnt[ 1 ], pnt[ 2 ] );
+ this->m_Data->GetPointData( )->
+ GetScalars( )->InsertNextTuple1( 0.5 );
+ this->m_Data->Modified( );
+
+ this->m_Marks->SetPixel( evt->Node.Vertex, pId );
+ this->m_Count++;
+
+ // Render visual debug
+ double per = double( this->m_RenderCount ) * this->m_RenderPercentage;
+ if( double( this->m_Count ) >= per )
+ this->m_RenderWindow->Render( );
+ if( double( this->m_Count ) >= per )
+ this->m_Count = 0;
+
+ } // fi
+ return;
}
else if( mevt.CheckEvent( evt ) )
{
- /*
- typename TVertices::iterator vIt =
- this->m_Vertices.find( evt->Node.Vertex );
- if( vIt != this->m_Vertices.end( ) )
- {
- std::cout << "Erase " << evt->Node.Vertex << " " << vIt->second.second << std::endl;
- } // fi
- */
+ // TODO: std::cout << "mark" << std::endl;
+ return;
+
} // fi
if( cevt.CheckEvent( evt ) )
{
- // std::cout << "Collision";
+ // TODO: std::cout << "collision" << std::endl;
+ return;
+
} // fi
- /*
- this->SetPixel(
- evt->Node.Vertex,
- Colors[ evt->Node.FrontId ][ 0 ],
- Colors[ evt->Node.FrontId ][ 1 ],
- Colors[ evt->Node.FrontId ][ 2 ],
- Colors[ evt->Node.FrontId ][ 3 ]
- );
- else if( mevt.CheckEvent( evt ) )
- this->SetPixel( evt->Node.Vertex, 255, 0, 0, 255 );
-
- if( cevt.CheckEvent( evt ) )
- this->SetPixel( evt->Node.Vertex, 100, 50, 25, 255 );
- */
-
- // Update visualization
- if( this->m_Number == 0 || this->m_Percentage < 0 )
- this->Render( );
- this->m_Number++;
- this->m_Number %= this->m_Percentage;
if( eevt.CheckEvent( evt ) )
{
- if( this->m_RenderWindow != NULL )
- {
- vtkRenderer* ren =
- this->m_RenderWindow->GetRenderers( )->GetFirstRenderer( );
- ren->RemoveActor( this->m_PolyDataActor );
- this->Render( );
+ this->m_RenderWindow->Render( );
+ ren->RemoveActor( this->m_Actor );
+ this->m_RenderWindow->Render( );
+ this->m_Marks = NULL;
+ this->m_Data = NULL;
+ this->m_Mapper = NULL;
+ this->m_Actor = NULL;
+ return;
- } // fi
+ } // fi
+ }
+ else
+ {
+ const _TBacktrackingEvent* bevt =
+ dynamic_cast< const _TBacktrackingEvent* >( &e );
+ const _TEndBacktrackingEvent* ebevt =
+ dynamic_cast< const _TEndBacktrackingEvent* >( &e );
+ if( bevt != NULL )
+ {
+ static const unsigned long nColors = 10;
+ double back_id = double( bevt->BackId % nColors ) / double( nColors );
+ typename _TImage::PointType pnt;
+ image->TransformIndexToPhysicalPoint( bevt->Node, pnt );
+
+ long pId = this->m_Data->GetNumberOfPoints( );
+ this->m_Data->GetVerts( )->InsertNextCell( 1 );
+ this->m_Data->GetVerts( )->InsertCellPoint( pId );
+ this->m_Data->GetPoints( )->
+ InsertNextPoint( pnt[ 0 ], pnt[ 1 ], pnt[ 2 ] );
+ this->m_Data->GetPointData( )->
+ GetScalars( )->InsertNextTuple1( back_id );
+ this->m_Data->Modified( );
+ return;
+
+ } // fi
+
+ if( ebevt != NULL )
+ {
+ this->m_RenderWindow->Render( );
+ return;
} // fi
Image3DObserver( )
: Superclass( ),
m_RenderWindow( NULL ),
- m_Number( 0 ),
- m_Percentage( 0 )
+ m_RenderPercentage( double( 0.0001 ) )
{
- this->m_PolyData = vtkSmartPointer< vtkPolyData >::New( );
- this->m_PolyDataMapper = vtkSmartPointer< vtkPolyDataMapper >::New( );
- this->m_PolyDataActor = vtkSmartPointer< vtkActor >::New( );
-
- this->m_PolyData->SetPoints( vtkPoints::New( ) );
- this->m_PolyData->SetVerts( vtkCellArray::New( ) );
-
- this->m_PolyDataMapper->SetInputData( this->m_PolyData );
- this->m_PolyDataActor->SetMapper( this->m_PolyDataMapper );
- this->m_PolyDataActor->GetProperty( )->SetColor( 0, 0, 1 );
}
#endif // __FPA__VTK__IMAGE3DOBSERVER__HXX__