X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=packages%2Fvtk%2Fsrc%2FbbvtkMIPCreator.cxx;h=d45db49bf1ecb040145116bfa8c476cf1c759cdd;hb=00045104d4fbcd4f71774a9634739bf954259e4e;hp=58ee8ae42ec02c5da30f1e1239a353239079f01f;hpb=9fb35da25e90c6bc2e91ddafe3dde9c7a33b346a;p=bbtk.git

diff --git a/packages/vtk/src/bbvtkMIPCreator.cxx b/packages/vtk/src/bbvtkMIPCreator.cxx
index 58ee8ae..d45db49 100644
--- a/packages/vtk/src/bbvtkMIPCreator.cxx
+++ b/packages/vtk/src/bbvtkMIPCreator.cxx
@@ -2,8 +2,8 @@
   Program:   bbtk
   Module:    $RCSfile: bbvtkMIPCreator.cxx,v $
   Language:  C++
-  Date:      $Date: 2010/04/08 14:37:59 $
-  Version:   $Revision: 1.7 $
+  Date:      $Date: 2011/03/17 15:49:14 $
+  Version:   $Revision: 1.8 $
 =========================================================================*/
 
 /* ---------------------------------------------------------------------
@@ -35,6 +35,9 @@
 
 #ifdef _USE_VTK_
 
+#include <vtkVolumeProperty.h>
+#include <vtkPiecewiseFunction.h>
+
 #include "bbvtkMIPCreator.h"
 #include "bbvtkPackage.h"
 
@@ -60,9 +63,43 @@ namespace bbvtk
     mCast = vtkImageShiftScale::New();
     mCast->SetOutputScalarTypeToUnsignedChar();
     mCast->ClampOverflowOn();
-    
+
+	   
+	   
+	   
+	   //define range of values
+	   vtkPiecewiseFunction *opacityTransferFunction = vtkPiecewiseFunction::New();
+	   opacityTransferFunction->AddPoint(   0 ,    0.0/100.0 );
+//	   opacityTransferFunction->AddPoint(  85 ,    2.0/100.0 );
+//	   opacityTransferFunction->AddPoint( 160 ,   25.0/100.0 );
+//	   opacityTransferFunction->AddPoint( 210 ,   50.0/100.0 );
+	   opacityTransferFunction->AddPoint( 255 ,   90.0/100.0 );
+	   
+	   
+	   //Create a transfer function mapping scalar value to color (grey)
+	   vtkPiecewiseFunction *grayTransferFunction = vtkPiecewiseFunction::New();
+	   grayTransferFunction->AddSegment( 0 , 0.0 , 255 , 1.0 );
+	   
+	   // Create a set of properties for mip
+	   vtkVolumeProperty *mipProperty;
+	   mipProperty = vtkVolumeProperty::New();
+	   mipProperty->SetScalarOpacity( opacityTransferFunction );
+	   mipProperty->SetColor( grayTransferFunction );
+	   
+//	   mipProperty->SetInterpolationTypeToLinear();
+	   mipProperty->SetInterpolationTypeToNearest();	   	  
+
+//	   mipProperty->ShadeOff();
+	   mipProperty->ShadeOn();
+
+	   mipProperty->SetAmbient(0.9);	   
+	   mipProperty->SetDiffuse(0.9);	   
+	   mipProperty->SetSpecular(0.9);	   
+	   
+	   
     mMIP = vtkVolumeRayCastMIPFunction::New();
     mMIP->SetMaximizeMethodToScalarValue();
+//    mMIP->SetMaximizeMethodToOpacity();
     
     mMapper = vtkVolumeRayCastMapper::New();
     mMapper->SetVolumeRayCastFunction(mMIP);
@@ -70,7 +107,8 @@ namespace bbvtk
     
     mVolume = vtkVolume::New();
     mVolume->SetMapper(mMapper);
-
+	mVolume->SetProperty( mipProperty );
+	   
     //  mMapper->ScalarVisibilityOff();
     //  mMapper->ImmediateModeRenderingOn();