#include <vtkExtractVOI.h>
#include <vtkSphereSource.h>
#include <vtkCutter.h>
-#include <vtkPlane.h>
#include <vtkAssignAttribute.h>
+#include <vtkImageAccumulate.h>
vtkCxxRevisionMacro(vvSlicer, "DummyRevision");
vtkStandardNewMacro(vvSlicer);
text += "F5 = horizontal flip; F6 = vertical flip\n\n";
text += "0,1,2,3,4,5 : preset windowing\n";
text += "6,7,8,9 : preset colormap\n";
+ text += "z : local windowing\n";
text += "r : reset view\n";
text += "l : reload image\n";
text += "f : fly to mouse position\n";
}
//----------------------------------------------------------------------------
+//----------------------------------------------------------------------------
+// Returns the min an the max value in a 41x41 region around the mouse pointer
+void vvSlicer::GetExtremasAroundMousePointer(double & min, double & max)
+{
+ double fLocalExtents[6];
+ int iLocalExtents[6];
+ for(int i=0; i<3; i++)
+ {
+ //Define corners of an area on the screen
+ if(SliceOrientation != i)
+ {
+ fLocalExtents[i*2 ] = mCurrent[i]-20;
+ fLocalExtents[i*2+1] = mCurrent[i]+20;
+ }
+ else
+ {
+ fLocalExtents[i*2 ] = mCurrent[i];
+ fLocalExtents[i*2+1] = mCurrent[i];
+ }
+
+ //Convert to image pixel coordinates
+ fLocalExtents[i*2 ] = (fLocalExtents[i*2 ] - this->GetInput()->GetOrigin()[i])/this->GetInput()->GetSpacing()[i];
+ fLocalExtents[i*2+1] = (fLocalExtents[i*2+1] - this->GetInput()->GetOrigin()[i])/this->GetInput()->GetSpacing()[i];
+
+ //Round
+ iLocalExtents[i*2 ] = lrint(fLocalExtents[i*2 ]);
+ iLocalExtents[i*2+1] = lrint(fLocalExtents[i*2+1]);
+ }
+
+ ClipDisplayedExtent(iLocalExtents, this->GetInput()->GetExtent());
+
+ vtkSmartPointer<vtkExtractVOI> voiFilter = vtkExtractVOI::New();
+ voiFilter->SetInput(this->GetInput());
+ voiFilter->SetVOI(iLocalExtents);
+
+ vtkSmartPointer<vtkImageAccumulate> accFilter = vtkImageAccumulate::New();
+ accFilter->SetInput(voiFilter->GetOutput());
+ accFilter->Update();
+
+ min = *(accFilter->GetMin());
+ max = *(accFilter->GetMax());
+}
+//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
void vvSlicer::Render()