vtkPlane2DView.cxx

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#include "vtkPlane2DView.h"

#include "vtkCellArray.h"

#include "vtkInteractorStyleBaseView2D.h"
#include "vtkPointData.h"


vtkPlane2DView::vtkPlane2DView( wxWindow *parent)
: wxVtk2DBaseView(parent)
{

        _backX                                  =       -99999;
        _backY                                  =       -99999;
        _backZ                                  =       -99999;

        _backOrient[0]                  =       -99999;
        _backOrient[1]                  =       -99999;
        _backOrient[2]                  =       -99999;
        _backOrient[3]                  =       -99999;

        _active                                 =   true;
        _mip_visualization              =       true;
        _mip_width                              =       2;

    _transform1                         =       vtkTransform::New();
    _transform2                         =       vtkTransform::New();
        _transform1->Identity();
        _transform2->Identity();

        _sizeIma                                =       200;

        _pSource                                =       NULL;
        _3Dslices                               =       NULL;
        _stPoints                               =       NULL;
        _change                                 =       NULL;
        _imageResult                    =       NULL;

        // line horizontal
    _pts                        = NULL;
    _lineActor          = NULL;
        _lineMapper             = NULL;
        _pd                             = NULL;

        _interactorstyleplane2D =       false;
}
//-------------------------------------------------------------------
vtkPlane2DView::~vtkPlane2DView()
{
        ResetPlane();

        // Horizontal Line
    if (_pts            != NULL)        {       _pts                    -> Delete(); }
    if (_lineActor      != NULL)        {       _lineActor              -> Delete(); }
    if (_lineMapper     != NULL)        {       _lineMapper             -> Delete(); }
    if (_pd                     != NULL)        {       _pd                             -> Delete(); }

        _transform1             -> Delete();
        _transform2             -> Delete();
}

//-------------------------------------------------------------------
void vtkPlane2DView::ResetBack()
{
                _backX=-1;
                _backY=-1;
                _backZ=-1;
                _backOrient[0]=-1;
                _backOrient[1]=-1;
                _backOrient[2]=-1;
                _backOrient[3]=-1;
}

//-------------------------------------------------------------------
void vtkPlane2DView::ResetPlane(){
        if (_pSource    !=NULL) { _pSource      -> Delete();    }
        if (_3Dslices   !=NULL) { _3Dslices     -> Delete();    }
        if (_stPoints   !=NULL) { _stPoints     -> Delete();    }
        if (_change             !=NULL) { _change       -> Delete();    }
}
//-------------------------------------------------------------------
vtkMPRBaseData *vtkPlane2DView::GetVtkmprbasedata()
{
        return (vtkMPRBaseData*)GetVtkBaseData();
}

//-------------------------------------------------------------------
void vtkPlane2DView::SetPSource(int sizeIma){
        int dimIma      = sizeIma; 

        double x = GetVtkmprbasedata()->GetX();
        double y = GetVtkmprbasedata()->GetY();
        double z = GetVtkmprbasedata()->GetZ();

        double spc[3];
        vtkImageData *imagedata = GetVtkmprbasedata()->GetImageData();
        imagedata->GetSpacing(spc);
        x=x*spc[0];
        y=y*spc[1];
        z=z*spc[2];


        vtkMPRBaseData  *mprbasedata = (vtkMPRBaseData*)this->GetVtkBaseData();
        vtkTransform    *transform       = mprbasedata->GetTransformOrientation();

        double in[3];  // temp
        double pA[3];
        double pB[3];
        in[0]=1;                in[1]=0;                        in[2]=0;
        transform->TransformPoint(in,_n);

        in[0]=0;        in[1]=dimIma-1;         in[2] = 0;
        transform->TransformPoint(in,pA);

        in[0]=0;        in[1]=0;                in[2]=dimIma-1;
        transform->TransformPoint(in,pB);

    _pSource -> SetPoint1( pA   );
    _pSource -> SetPoint2( pB   );

        _pSource -> SetOrigin( 0        , 0             , 0             );
    _pSource -> SetResolution( sizeIma-1 , sizeIma -1 );
        _pSource -> Update();
        _pSource -> SetCenter( x, y, z );
    _pSource -> SetNormal( _n );
    _pSource -> Update( );

// EED Borrame
//      transform->Delete();

}

//-------------------------------------------------------------------
void vtkPlane2DView::ExtractPlane() 
{

        double x = GetVtkmprbasedata()->GetX();
        double y = GetVtkmprbasedata()->GetY();
        double z = GetVtkmprbasedata()->GetZ();

        double spc[3];
        vtkImageData *imagedata = GetVtkmprbasedata()->GetImageData();
        imagedata->GetSpacing(spc);
        x=x*spc[0];
        y=y*spc[1];
        z=z*spc[2];

        vtkTransform *transform = GetVtkmprbasedata()->GetTransformOrientation();
        double orientation[4];
        transform->GetOrientationWXYZ(orientation);

        bool okOrientation=true;
        if ((orientation[0]!=_backOrient[0]) || (orientation[1]!=_backOrient[1]) ||
                (orientation[2]!=_backOrient[2]) || (orientation[3]!=_backOrient[3]))
        {
                okOrientation=false;
        }

        bool okPosicion=true;
        if ( (x!=_backX) || (y!=_backY) || (z!=_backZ) )
        {
                okPosicion=false;
        }

        if ((okPosicion==false) || (okOrientation==false) ) {
                if (_active==true){

                        bool ok = false;

                        if ( _mip_visualization==true )
                        {
                                if (_interactorstyleplane2D!=NULL)
                                {
                                        if (_interactorstyleplane2D->GetStateRotate()==false )
                                        {
                                                ok=true;
                                        }
                                }
                        }
//                      ok=true;

                        if (ok==true)
                        {
                                Extract_MIP_PlaneVTK();
                        } else {
                                Extract_One_PlaneVTK();
                        } // ok

                } // active
                _backX=x;
                _backY=y;
                _backZ=z;
                _backOrient[0]=orientation[0];
                _backOrient[1]=orientation[1];
                _backOrient[2]=orientation[2];
                _backOrient[3]=orientation[3];
        } //okPosition okOrientation
}

//-------------------------------------------------------------------

void vtkPlane2DView::Extract_One_PlaneVTK()
{
        vtkImageData *imagedata = GetVtkmprbasedata()->GetImageData();
        SetPSource(_sizeIma);
        _3Dslices -> SetInput( ( vtkDataSet* )_pSource->GetOutput( ) );
        _3Dslices -> SetSource( imagedata );
        _3Dslices -> Update( );
        _stPoints -> GetPointData( )->SetScalars(  _3Dslices->GetOutput()->GetPointData()->GetScalars()  );
        _stPoints -> SetDimensions( _sizeIma, _sizeIma, 1 );
        _stPoints -> SetScalarType( imagedata->GetScalarType() );
        _stPoints -> SetScalarTypeToShort();
        _stPoints -> Update();
//      _change   -> SetInput( _stPoints );  
//      _change   -> Update();    //important
        _imageViewer2XYZ->GetVtkImageViewer2()->SetInput ( _stPoints );
//      _imageViewer2XYZ->GetVtkImageViewer2()->SetInput ( _change->GetOutput() );
        //      vtkImageActor *imageActor = _imageViewer2XYZ->GetVtkImageViewer2()->GetImageActor();
}

//-------------------------------------------------------------------

void vtkPlane2DView::Extract_MIP_PlaneVTK( /*double heightDefinition*/ )
{

        int mipWidth;
        double sp;
        int sizeWidth = (_mip_width*2)+1 ;
        int deltaPixel;
        int iWidth,itmp,tmpSizeWith;

        double spc[3];
        vtkImageData *imagedata = GetVtkmprbasedata()->GetImageData();
        SetPSource(_sizeIma);
        imagedata->GetSpacing(spc);

        bool heightDefinition=false;
        if (_mip_width<3)
        {
                heightDefinition=true;
        }

        if (heightDefinition==true)
        {
                mipWidth        =       _mip_width;
                sp                      =       spc[0];
                deltaPixel      =       1;
        } else {
                mipWidth        =       2;
                tmpSizeWith =   (mipWidth*2) + 1;
                sp                      =       (spc[0]*sizeWidth)/tmpSizeWith;
                sizeWidth       =       tmpSizeWith;
                deltaPixel      =       4;
        }



        std::vector< vtkProbeFilter* > slicesLST;

        _pSource->Push( -mipWidth * sp );
        _pSource->Update();

        for ( iWidth=0 ; iWidth<sizeWidth ; iWidth++ )
        {       
                vtkProbeFilter *slice = vtkProbeFilter::New();
                slice -> SetInput( ( vtkDataSet* )_pSource->GetOutput( ) );
                slice -> SetSource( imagedata );
                slice -> Update( );
                slicesLST.push_back( slice );
                _pSource->Push( sp );
        }
        
        if (_imageResult ==NULL)
        {
                _imageResult = vtkImageData::New();
                _imageResult -> SetDimensions(_sizeIma,_sizeIma,1);
                _imageResult -> SetSpacing(1,1,1);
                _imageResult -> SetScalarType( imagedata->GetScalarType() );
                _imageResult -> SetExtent(0,_sizeIma-1,0,_sizeIma-1,0,0);
                _imageResult -> SetWholeExtent(0,_sizeIma-1,0,_sizeIma-1,0,0);
                _imageResult -> AllocateScalars();
                _imageResult -> Update();
        }

        unsigned short *pTemp;
        unsigned short *pResult;
        pResult = (unsigned short*)_imageResult->GetScalarPointer( 0 , 0 , 0 ); 

        int iPixels , sizePixels = _sizeIma*_sizeIma;
        for(iPixels=0 ; iPixels<sizePixels ; iPixels=iPixels+deltaPixel)
        {

                pTemp = (unsigned short*)slicesLST[0]->GetOutput()->GetPointData()->GetScalars()->GetVoidPointer(0);

                pResult = (unsigned short*)_imageResult->GetScalarPointer( 0 , 0 , 0 ); 
                pResult[iPixels] = pTemp[iPixels];

                for (iWidth=1;iWidth<sizeWidth;iWidth++)
                {
                        pTemp = (unsigned short*)slicesLST[iWidth]->GetOutput()->GetPointData()->GetScalars()->GetVoidPointer(0);

                        if (pResult[iPixels]< pTemp[iPixels])
                        {
                                pResult[iPixels] = pTemp[iPixels];
                        }
                }

                if (deltaPixel!=1)
                {
                        for (itmp=1;itmp<deltaPixel;itmp++)
                        {
                                pResult[iPixels+itmp] = pResult[iPixels];
                        }
                }

        }

        for (iWidth=0;iWidth<sizeWidth;iWidth++)
        {       
                slicesLST[iWidth]->Delete();
        }

        _imageResult->Modified();
        _imageViewer2XYZ->GetVtkImageViewer2()->SetInput ( _imageResult );

}

//-------------------------------------------------------------------
void vtkPlane2DView::Configure( )
{
        wxVtk2DBaseView::Configure(false);

        HorizontalLine();
// Borrame
//      CircleLine();

        _pSource         = vtkPlaneSource::New( );
    _3Dslices    = vtkProbeFilter::New( ) ;
        _stPoints        = vtkStructuredPoints::New( );
        _change          = vtkImageChangeInformation::New();

        wxVTKRenderWindowInteractor *iren               = GetWxVTKRenderWindowInteractor();
        ExtractPlane();
//      SetActive(false);
        _imageViewer2XYZ -> GetVtkImageViewer2()        -> SetupInteractor ( iren );

        //RaC 04-2010 Look for the description of new changes in vtkInteractorStyleBaseView2D constructor.
        //
        // Previous version
        // SetInteractorStyleImage( vtkInteractorStyleBaseView2D::New() );
        //
        // Actual version
        vtkInteractorStyleBaseView2D *style2D = vtkInteractorStyleBaseView2D::New();

        manualInteractorWindowLevel *_manualinteractorwindowlevel= new manualInteractorWindowLevel();
        style2D->SetInteractorWindowLevel( _manualinteractorwindowlevel );

        vtkInteractorScrollZ *_vtkInteractorScrollZ = new vtkInteractorScrollZ();
        style2D->SetInteractorScrollZ(_vtkInteractorScrollZ);

        SetInteractorStyleImage( style2D );

        // RaC

        _interactorstyleplane2D = new vtkInteractorStylePlane2D();
        ((vtkInteractorStyleBaseView*)GetInteractorStyleBaseView())->AddInteractorStyleMaracas( _interactorstyleplane2D );

        vtkCamera *camera =_imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->GetActiveCamera();
        
        camera->SetViewUp               (       0                       ,       1                               ,       0       );
        camera->SetPosition             ((0+_sizeIma)/2 , (0+_sizeIma)/2        , 10000 ); 
        
        camera->SetFocalPoint   ((0+_sizeIma)/2 , (0+_sizeIma)/2        ,       0       ); 
        camera->SetClippingRange(0.01, 100000);
        camera->ComputeViewPlaneNormal();
        camera->SetParallelScale( _sizeIma/3.0 );

        // text information over the graphic window
        _vtkInfoTextImage                                               = new vtkInfoTextImage();
        _vtkInfoTextImageInteractorPlane2D              = new vtkInfoTextImageInteractorPlane2D();
        _vtkInfoTextImage->SetWxVtk2DBaseView(this);
        _vtkInfoTextImage->SetMarImageData(  GetVtkmprbasedata()->GetMarImageData() );
        _vtkInfoTextImageInteractorPlane2D->SetModelVtkInfoTextImage(_vtkInfoTextImage);        
        _vtkInfoTextImage->Configure();
        ((vtkInteractorStyleBaseView*)this->GetInteractorStyleBaseView())->AddInteractorStyleMaracas(_vtkInfoTextImageInteractorPlane2D);
}

//-------------------------------------------------------------------
void vtkPlane2DView::HorizontalLine()
{
// Axe Horizontal
        _pts = vtkPoints::New();
        _pts->SetNumberOfPoints(2);
        _pts->SetPoint(0, -1000 , -1000 , -1000 );
        _pts->SetPoint(1,  1000 ,  1000 ,  1000 );
        vtkCellArray *lines = vtkCellArray::New();
        lines->InsertNextCell(2);
        lines->InsertCellPoint(0);
        lines->InsertCellPoint(1);
        _pd = vtkPolyData::New();
    _pd->SetPoints( _pts );
    _pd->SetLines( lines );
        lines->Delete();  //do not delete lines ??
        _lineActor                                      =       vtkActor::New();
    _lineMapper                                 =       vtkPolyDataMapper::New();
        _lineMapper->SetInput(_pd);
        _lineMapper->ImmediateModeRenderingOn();
        _lineActor->SetMapper(_lineMapper);
        _lineActor->GetProperty()->BackfaceCullingOn();
        _lineActor->GetProperty()->SetDiffuseColor(0,0,1);
        _lineActor->GetProperty()->SetLineWidth(2);
        _lineActor->GetProperty()->SetOpacity(0);
    _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->AddActor( _lineActor );
}

//-------------------------------------------------------------------
void vtkPlane2DView::RotationStart()
{
        vtkMPRBaseData  *mprbasedata = (vtkMPRBaseData*)this->GetVtkBaseData();
        vtkTransform    *transform       = mprbasedata->GetTransformOrientation();
        _transform1->SetMatrix( transform->GetMatrix() );
}
//-------------------------------------------------------------------
void vtkPlane2DView::RotationDrag(double vx, double vy, bool ok_v, bool ok_ang)
{ 
        if (ok_ang==false)
        {
                _ang =sqrt( vx*vx + vy*vy ) / 1.5;
        }

        if (ok_v==false){
                _vxb=-vy;
                _vyb=vx;
        }
        _transform2->Identity();
        _transform2->RotateWXYZ(_ang,0,_vxb,_vyb);

        vtkMPRBaseData  *mprbasedata = (vtkMPRBaseData*)this->GetVtkBaseData();
        vtkTransform *transform          =      vtkTransform::New();
        transform->Identity();
        transform->Concatenate(_transform1);
        transform->Concatenate(_transform2);
        mprbasedata->InitTransformOrientation(transform);
        transform->Delete();

        // Refresh Horizontal Line
        _pts->SetPoint( 0 , (_sizeIma/2) - _vxb*2       , (_sizeIma/2) - _vyb*2 , 1 );
        _pts->SetPoint( 1 , (_sizeIma/2) + _vxb*2       , (_sizeIma/2) + _vyb*2 , 1 );
//      RefreshCircleLine();
}

//-------------------------------------------------------------------
void vtkPlane2DView::Refresh(  )
{
        ExtractPlane();
        wxVtkBaseView::Refresh();
}
//-------------------------------------------------------------------
void vtkPlane2DView::SetImgSize( int imgSize )
{
        _sizeIma = imgSize;
}
//-------------------------------------------------------------------
int vtkPlane2DView::GetImgSize()
{
        return _sizeIma;
}
//-------------------------------------------------------------------
int     vtkPlane2DView::GetActualSlice()  // virtual 
{
        _cx = GetVtkmprbasedata()->GetX();
        _cy = GetVtkmprbasedata()->GetY();
        _cz = GetVtkmprbasedata()->GetZ();
        return 0;
}

//-------------------------------------------------------------------

bool vtkPlane2DView::GetMipVisualization()
{
        return _mip_visualization;
}

//-------------------------------------------------------------------
int vtkPlane2DView::GetMipWidth()
{
        return _mip_width;
}

//-------------------------------------------------------------------
void vtkPlane2DView::SetActualSlice(int slice)  // Virtual
{
        double dir=(double)slice/3.0;
        GetVtkmprbasedata()->SetX( _cx + (_n[0]*dir) );
        GetVtkmprbasedata()->SetY( _cy + (_n[1]*dir) );
        GetVtkmprbasedata()->SetZ( _cz + (_n[2]*dir) );
}
//---------------------------------------------------------------------------
vtkInteractorStylePlane2D       *vtkPlane2DView::GetInteractorstyleplane2D()
{
        return this->_interactorstyleplane2D;
}
//---------------------------------------------------------------------------
void vtkPlane2DView::SetActive(bool active)
{
        _active = active;
}

//---------------------------------------------------------------------------

void vtkPlane2DView::SetMipVisualization(bool ok)
{
        _mip_visualization=ok;
}

//---------------------------------------------------------------------------

void vtkPlane2DView::SetMipWidth(int value)
{
        _mip_width=value;
}

//---------------------------------------------------------------------------
void vtkPlane2DView::SetVisibleLine(bool ok)
{
        double opacity;
        if (ok==true)
        {
                opacity=1;
        } else {
                opacity=0;
        }
        _lineActor->GetProperty()->SetOpacity(opacity);
}
// ----------------------------------------------------------------------------
void vtkPlane2DView::TransfromCoordViewWorld2(double &X, double &Y, double &Z)
{
        double spc[3];
        GetVtkmprbasedata()->GetImageData()->GetSpacing(spc);

        double xx = X;
        double yy = Y;
        double zz = 0;

        TransFromCoordScreenToWorld(xx,yy,zz);


        vtkTransform *transf1 = vtkTransform::New();
        transf1->Identity();
        vtkTransform *transf2 = GetVtkmprbasedata()->GetTransformOrientation();
        transf1->Concatenate(transf2->GetMatrix());
        double in[4], out[4];
        double center = GetImgSize() / 2;
        in[0] = 0;
        in[1] = xx - center;
        in[2] = yy - center;
        in[3] = 0;

        transf1->MultiplyPoint(in,out);
        transf1->Delete();

        X = out[0] + GetVtkmprbasedata()->GetX() ;
        Y = out[1] + GetVtkmprbasedata()->GetY() ;
        Z = out[2] + GetVtkmprbasedata()->GetZ() ;
}