*/
#include "ThresholdImageView.h"
+#include <vtkImageReslice.h>
+#include <vtkLookupTable.h>
+#include <vtkImageData.h>
+
+ //=========================================================================
+ //=========================================================================
+ //=========================================================================
//=========================================================================
ThresholdImageView::ThresholdImageView( )
{
- _actorPresent = false;
- _Z = 0;
_minValue = 0;
_maxValue = 1000;
- _image = NULL;
- _imageReslicer = NULL;
- _thresholdTable = NULL;
- _thresholdMapper = NULL;
- _thresholdActor = NULL;
_baseColorR = 1;
_baseColorG = 0;
_baseColorB = 0;
//=========================================================================
-//----------------------------------------------------------------------------
-void ThresholdImageView::SetImage(vtkImageData* image)
-{
- _image = image;
-}
-
-//----------------------------------------------------------------------------
-void ThresholdImageView::SetwxVtkBaseView(wxVtkBaseView *baseview)
-{
- _baseView = baseview;
-}
-
-//----------------------------------------------------------------------------
-wxVtkBaseView *ThresholdImageView::GetwxVtkBaseView()
-{
- return _baseView;
-}
-
-//----------------------------------------------------------------------------
-void ThresholdImageView::SetZ(int z)
-{
- _Z = z;
-}
//----------------------------------------------------------------------------
void ThresholdImageView::SetminMaxValue(int min, int max)
_maxValue = max;
}
+
//----------------------------------------------------------------------------
-void ThresholdImageView::onThreshold()
+void ThresholdImageView::ConfigLookupTable() // virtual
{
- int z = _Z;
double range[2];
- vtkImageData *img = _image;
- img->GetScalarRange(range);
+ GetImage()->GetScalarRange(range);
if (range[1]==0)
{
range[1]=255;
int minVal = floor (_minValue);
int maxVal = floor (_maxValue);
-
- if (!_actorPresent)
+
+ vtkLookupTable* thresholdTable = GetThresholdTable();
+ thresholdTable->SetNumberOfTableValues(maxTot+1);
+ thresholdTable->SetTableRange(range);
+ thresholdTable->SetAlphaRange(0, 1);
+ thresholdTable->SetValueRange(0, 1);
+ thresholdTable->SetSaturationRange(0, 0);
+ thresholdTable->SetRampToLinear( );
+
+ //Assign a fake color for the upper image, and set the white as transparent
+ int i;
+ for(i = minTot; i <= maxTot; i++)
{
- if (_imageReslicer==NULL)
+ if( i >= minVal && i <= maxVal )
{
- _imageReslicer = vtkImageReslice::New();
- _imageReslicer->SetInput( img );
- _imageReslicer->SetInformationInput(img);
- _imageReslicer->SetResliceAxesDirectionCosines(1,0,0, 0,1,0 ,0,0,1);
- _imageReslicer->SetOutputDimensionality(2);
- _imageReslicer->SetInterpolationModeToLinear();
+ thresholdTable->SetTableValue(i,_baseColorR,_baseColorG,_baseColorB, 1);
}
-
- _imageReslicer->SetResliceAxesOrigin(0,0,z);
-
- img = _imageReslicer->GetOutput();
- img->Update();
- img->UpdateInformation();
-
- wxVtkBaseView *baseView = _baseView;
-
- if (_thresholdTable==NULL)
+ else if( i >= minTot && i < minVal )
{
- //Lookup Table
- _thresholdTable = vtkLookupTable::New();
- _thresholdTable->SetNumberOfTableValues(maxTot+1);
- _thresholdTable->SetTableRange(range);
- _thresholdTable->SetAlphaRange(0, 1);
- _thresholdTable->SetValueRange(0, 1);
- _thresholdTable->SetSaturationRange(0, 0);
- _thresholdTable->SetRampToLinear( );
+ thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
}
-
- //Assign a fake color for the upper image, and set the white as transparent
- int i;
- for(i = minTot; i <= maxTot; i++)
+ else if( i > maxVal && i < maxTot )
{
- if( i >= minVal && i <= maxVal )
- {
- _thresholdTable->SetTableValue(i,_baseColorR,_baseColorG,_baseColorB, 1);
- }
- else if( i >= minTot && i < minVal )
- {
- _thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
- }
- else if( i > maxVal && i < maxTot )
- {
- _thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
- }
- else
- {
- _thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
- }
- }
- _thresholdTable->Build( );
-
- if (_thresholdMapper==NULL)
- {
- _thresholdMapper = vtkImageMapToColors::New( );
- }
-
- _thresholdMapper->SetLookupTable( _thresholdTable );
- _thresholdMapper->SetInput( img );
-
- if (_thresholdActor==NULL)
- {
- _thresholdActor = vtkImageActor::New( );
- _thresholdActor->SetOpacity( 0.6 );
- _thresholdActor->InterpolateOn( );
- _thresholdActor->SetPosition( 0,0, 900-1 );
- }
-
- _thresholdActor->SetInput( _thresholdMapper->GetOutput() );
-
- baseView->GetRenderer()->AddActor( _thresholdActor );
- _actorPresent = true;
- }
- else
- {
- _imageReslicer->SetResliceAxesOrigin(0,0,z);
- img = _imageReslicer->GetOutput();
- img->Update();
- img->UpdateInformation();
-
- //Assign a fake color for the upper image, and set the white as transparent
- int i;
- for(i = minTot; i <= maxTot; i++)
- {
- if( i >= minVal && i <= maxVal )
- {
- _thresholdTable->SetTableValue(i,_baseColorR,_baseColorG,_baseColorB, 1);
- }
- else if( i >= minTot && i < minVal )
- {
- _thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
- }
- else if( i > maxVal && i < maxTot )
- {
- _thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
- }
- else
- {
- _thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
- }
- }
- _thresholdTable->Build( );
- _thresholdMapper->SetLookupTable( _thresholdTable );
- _thresholdMapper->SetInput( img );
- _thresholdActor->SetInput( _thresholdMapper->GetOutput() );
- }
-}
-
-
-//----------------------------------------------------------------------------
-void ThresholdImageView::onThresholdChange()
-{
- if (_actorPresent)
- {
- onThreshold();
- }
-}
-
-//----------------------------------------------------------------------------
-void ThresholdImageView::onThresholdInterpolation(bool interpolate)
-{
- if (_thresholdActor!=NULL)
- {
- if (interpolate)
- {
- _thresholdActor->InterpolateOn( );
+ thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
}
else
{
- _thresholdActor->InterpolateOff( );
- }
- }
-}
-
-//----------------------------------------------------------------------------
-void ThresholdImageView::onThresholdChangeOpacity (int opacity)
-{
- if (_actorPresent)
- {
- _thresholdActor->SetOpacity(opacity*0.1);
- }
-}
+ thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
+ }
+ } // for
+ thresholdTable->Build( );
-//----------------------------------------------------------------------------
-void ThresholdImageView::onThresholdRemove()
-{
- if (_actorPresent)
- {
- wxVtkBaseView * baseView = _baseView;
- baseView->GetRenderer()->RemoveActor( _thresholdActor );
- _actorPresent = false;
- }
}
git://git.creatis.insa-lyon.fr / creaMaracasVisu.git / blobdiff